Google Groups no longer supports new Usenet posts or subscriptions. Historical content remains viewable.
Dismiss
Patch for Atheros AR8161/AR8162/AR8171/AR8172 chipsets
49 views
Skip to first unread message
Jason Hunt
Jul 17, 2016, 10:54:31 PM7/17/16
to
Below is a patch to add support for Atheros AR8161, AR8162, AR8171, and
AR8172 chipsets. A version of this was originally submitted by Atanas
Vladimirov in early 2015 (see reference below) but never merged, so I
have updated it for current and have been using it all afternoon without
any issues:
$ dmesg | grep alc
alc0 at pci2 dev 0 function 0 "Attansic Technology AR8161" rev 0x10atphy0 at alc0 phy 0: F1 10/100/1000 PHY, rev. 9
$ ifconfig alc0
alc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
lladdr 74:d4:35:ff:ff:ff
priority: 0
groups: egress
media: Ethernet autoselect (1000baseT full-duplex,master,rxpause,txpause)
status: active
inet 17x.3x.12x.1x netmask 0xfffffe00 broadcast 17x.3x.12x.255
$ netstat -I alc0
Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Colls
alc0 1500 <Link> 74:d4:35:ff:ff:ff 744900 0 548543 0 0
alc0 1500 17x.3x.12x/ CPE74d435ffffff-C 744900 0 548543 0 0
Original patch: https://marc.info/?l=openbsd-tech&m=142895293124325&w=2
Updated patch for current:
Index: if_alc.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_alc.c,v
retrieving revision 1.39
diff -u -p -r1.39 if_alc.c
--- if_alc.c 13 Apr 2016 10:34:32 -0000 1.39
+++ if_alc.c 17 Jul 2016 19:24:26 -0000
@@ -26,7 +26,7 @@
* SUCH DAMAGE.
*/
-/* Driver for Atheros AR8131/AR8132 PCIe Ethernet. */
+/* Driver for Atheros AR8131/AR8132 AR8161/AR8162 AR8171/AR8172 PCIe Ethernet. */
#include "bpfilter.h"
#include "vlan.h"
@@ -77,12 +77,17 @@ void alc_watchdog(struct ifnet *);
int alc_mediachange(struct ifnet *);
void alc_mediastatus(struct ifnet *, struct ifmediareq *);
-void alc_aspm(struct alc_softc *, uint64_t);
+void alc_aspm(struct alc_softc *, int, uint64_t);
+void alc_aspm_813x(struct alc_softc *, uint64_t);
+void alc_aspm_816x(struct alc_softc *, int);
void alc_disable_l0s_l1(struct alc_softc *);
int alc_dma_alloc(struct alc_softc *);
void alc_dma_free(struct alc_softc *);
int alc_encap(struct alc_softc *, struct mbuf *);
void alc_get_macaddr(struct alc_softc *);
+void alc_get_macaddr_813x(struct alc_softc *);
+void alc_get_macaddr_816x(struct alc_softc *);
+void alc_get_macaddr_par(struct alc_softc *);
void alc_init_cmb(struct alc_softc *);
void alc_init_rr_ring(struct alc_softc *);
int alc_init_rx_ring(struct alc_softc *);
@@ -90,9 +95,26 @@ void alc_init_smb(struct alc_softc *);
void alc_init_tx_ring(struct alc_softc *);
int alc_intr(void *);
void alc_mac_config(struct alc_softc *);
+uint32_t alc_mii_readreg_813x(struct alc_softc *, int, int);
+uint32_t alc_mii_readreg_816x(struct alc_softc *, int, int);
+uint32_t alc_mii_writereg_813x(struct alc_softc *, int, int, int);
+uint32_t alc_mii_writereg_816x(struct alc_softc *, int, int, int);
+void alc_dsp_fixup(struct alc_softc *, int);
+
int alc_miibus_readreg(struct device *, int, int);
void alc_miibus_statchg(struct device *);
+int alc_miibus_writeregr(struct device *, int, int, int);
void alc_miibus_writereg(struct device *, int, int, int);
+uint32_t alc_miidbg_readreg(struct alc_softc *, int);
+uint32_t alc_miidbg_writereg(struct alc_softc *, int, int);
+uint32_t alc_miiext_readreg(struct alc_softc *, int, int);
+uint32_t alc_miiext_writereg(struct alc_softc *, int, int, int);
+//int alc_mediachange_locked(struct alc_softc *);
+void alc_phy_reset_813x(struct alc_softc *);
+void alc_phy_reset_816x(struct alc_softc *);
+void alc_setwol_813x(struct alc_softc *);
+void alc_setwol_816x(struct alc_softc *);
+
int alc_newbuf(struct alc_softc *, struct alc_rxdesc *);
void alc_phy_down(struct alc_softc *);
void alc_phy_reset(struct alc_softc *);
@@ -109,6 +131,13 @@ void alc_stop_mac(struct alc_softc *);
void alc_stop_queue(struct alc_softc *);
void alc_tick(void *);
void alc_txeof(struct alc_softc *);
+void alc_init_pcie(struct alc_softc *, int);
+void alc_config_msi(struct alc_softc *);
+
+int alc_dma_alloc(struct alc_softc *);
+void alc_dma_free(struct alc_softc *);
+int alc_encap(struct alc_softc *, struct mbuf *);
+void alc_osc_reset(struct alc_softc *);
uint32_t alc_dma_burst[] = { 128, 256, 512, 1024, 2048, 4096, 0 };
@@ -118,11 +147,15 @@ const struct pci_matchid alc_devices[] =
{ PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L1D },
{ PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L1D_1 },
{ PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L2C_1 },
- { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L2C_2 }
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L2C_2 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8161 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8162 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8171 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8172 }
};
struct cfattach alc_ca = {
- sizeof (struct alc_softc), alc_match, alc_attach, NULL,
+ sizeof (struct alc_softc), alc_match, alc_attach, alc_detach,
alc_activate
};
@@ -139,9 +172,22 @@ int
alc_miibus_readreg(struct device *dev, int phy, int reg)
{
struct alc_softc *sc = (struct alc_softc *)dev;
+ uint32_t v = 0;
+ if (phy != sc->alc_phyaddr)
+ return (0);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ v = alc_mii_readreg_816x(sc, phy, reg);
+ else
+ v = alc_mii_readreg_813x(sc, phy, reg);
+ return (v);
+}
+
+uint32_t
+alc_mii_readreg_813x(struct alc_softc *sc, int phy, int reg)
+{
uint32_t v;
int i;
-
if (phy != sc->alc_phyaddr)
return (0);
@@ -173,16 +219,53 @@ alc_miibus_readreg(struct device *dev, i
return ((v & MDIO_DATA_MASK) >> MDIO_DATA_SHIFT);
}
+uint32_t
+alc_mii_readreg_816x(struct alc_softc *sc, int phy, int reg)
+{
+ uint32_t clk, v;
+ int i;
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_READ |
+ MDIO_SUP_PREAMBLE | clk | MDIO_REG_ADDR(reg));
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
+ return ((v & MDIO_DATA_MASK) >> MDIO_DATA_SHIFT);
+}
+
+int
+alc_miibus_writeregr(struct device *dev, int phy, int reg, int val)
+{
+ int v;
+ struct alc_softc *sc = (struct alc_softc *)dev;
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ v = alc_mii_writereg_816x(sc, phy, reg, val);
+ else
+ v = alc_mii_writereg_813x(sc, phy, reg, val);
+ return (v);
+}
+
void
alc_miibus_writereg(struct device *dev, int phy, int reg, int val)
{
struct alc_softc *sc = (struct alc_softc *)dev;
- uint32_t v;
- int i;
-
if (phy != sc->alc_phyaddr)
return;
+ alc_miibus_writeregr(dev, phy, reg, val);
+}
+uint32_t
+alc_mii_writereg_813x(struct alc_softc *sc, int phy, int reg, int val)
+{
+ uint32_t v;
+ int i;
CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_WRITE |
(val & MDIO_DATA_MASK) << MDIO_DATA_SHIFT |
MDIO_SUP_PREAMBLE | MDIO_CLK_25_4 | MDIO_REG_ADDR(reg));
@@ -192,10 +275,31 @@ alc_miibus_writereg(struct device *dev,
if ((v & (MDIO_OP_EXECUTE | MDIO_OP_BUSY)) == 0)
break;
}
+ return (0);
+}
+uint32_t
+alc_mii_writereg_816x(struct alc_softc *sc, int phy, int reg, int val)
+{
+ uint32_t clk, v;
+ int i;
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_WRITE |
+ ((val & MDIO_DATA_MASK) << MDIO_DATA_SHIFT) | MDIO_REG_ADDR(reg) |
+ MDIO_SUP_PREAMBLE | clk);
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
if (i == 0)
printf("%s: phy write timeout: phy %d, reg %d\n",
sc->sc_dev.dv_xname, phy, reg);
+ return (0);
}
void
@@ -219,13 +323,12 @@ alc_miibus_statchg(struct device *dev)
break;
case IFM_1000_T:
if ((sc->alc_flags & ALC_FLAG_FASTETHER) == 0)
- sc->alc_flags |= ALC_FLAG_LINK;
+ sc->alc_flags |= ALC_FLAG_LINK;
break;
default:
break;
}
}
- alc_stop_queue(sc);
/* Stop Rx/Tx MACs. */
alc_stop_mac(sc);
@@ -237,7 +340,143 @@ alc_miibus_statchg(struct device *dev)
reg = CSR_READ_4(sc, ALC_MAC_CFG);
reg |= MAC_CFG_TX_ENB | MAC_CFG_RX_ENB;
CSR_WRITE_4(sc, ALC_MAC_CFG, reg);
- alc_aspm(sc, IFM_SUBTYPE(mii->mii_media_active));
+ }
+
+ alc_aspm(sc, 0, IFM_SUBTYPE(mii->mii_media_active));
+ alc_dsp_fixup(sc, IFM_SUBTYPE(mii->mii_media_active));
+}
+
+uint32_t
+alc_miidbg_readreg(struct alc_softc *sc, int reg)
+{
+ alc_miibus_writereg(&sc->sc_dev, sc->alc_phyaddr, ALC_MII_DBG_ADDR, reg);
+ return (alc_miibus_readreg(&sc->sc_dev, sc->alc_phyaddr,
+ ALC_MII_DBG_DATA));
+}
+
+uint32_t
+alc_miidbg_writereg(struct alc_softc *sc, int reg, int val)
+{
+ alc_miibus_writereg(&sc->sc_dev, sc->alc_phyaddr, ALC_MII_DBG_ADDR, reg);
+ return alc_miibus_writeregr(&sc->sc_dev, sc->alc_phyaddr,
+ ALC_MII_DBG_DATA, val);
+}
+
+uint32_t
+alc_miiext_readreg(struct alc_softc *sc, int devaddr, int reg)
+{
+ uint32_t clk, v;
+ int i;
+ CSR_WRITE_4(sc, ALC_EXT_MDIO, EXT_MDIO_REG(reg) |
+ EXT_MDIO_DEVADDR(devaddr));
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_READ |
+ MDIO_SUP_PREAMBLE | clk | MDIO_MODE_EXT);
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
+ return ((v & MDIO_DATA_MASK) >> MDIO_DATA_SHIFT);
+}
+
+uint32_t
+alc_miiext_writereg(struct alc_softc *sc, int devaddr, int reg, int val)
+{
+ uint32_t clk, v;
+ int i;
+ CSR_WRITE_4(sc, ALC_EXT_MDIO, EXT_MDIO_REG(reg) |
+ EXT_MDIO_DEVADDR(devaddr));
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_WRITE |
+ ((val & MDIO_DATA_MASK) << MDIO_DATA_SHIFT) |
+ MDIO_SUP_PREAMBLE | clk | MDIO_MODE_EXT);
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
+ return (0);
+}
+
+void
+alc_dsp_fixup(struct alc_softc *sc, int media)
+{
+ uint16_t agc, len, val;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ return;
+ if (AR816X_REV(sc->alc_rev) >= AR816X_REV_C0)
+ return;
+ /*
+ * Vendor PHY magic.
+ * 1000BT/AZ, wrong cable length
+ */
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0) {
+ len = alc_miiext_readreg(sc, MII_EXT_PCS, MII_EXT_CLDCTL6);
+ len = (len >> EXT_CLDCTL6_CAB_LEN_SHIFT) &
+ EXT_CLDCTL6_CAB_LEN_MASK;
+ agc = alc_miidbg_readreg(sc, MII_DBG_AGC);
+ agc = (agc >> DBG_AGC_2_VGA_SHIFT) & DBG_AGC_2_VGA_MASK;
+ if ((media == IFM_1000_T && len > EXT_CLDCTL6_CAB_LEN_SHORT1G &&
+ agc > DBG_AGC_LONG1G_LIMT) ||
+ (media == IFM_100_TX && len > DBG_AGC_LONG100M_LIMT &&
+ agc > DBG_AGC_LONG1G_LIMT))
+ {
+ alc_miidbg_writereg(sc, MII_DBG_AZ_ANADECT,
+ DBG_AZ_ANADECT_LONG);
+ val = alc_miiext_readreg(sc, MII_EXT_ANEG,
+ MII_EXT_ANEG_AFE);
+ val |= ANEG_AFEE_10BT_100M_TH;
+ alc_miiext_writereg(sc, MII_EXT_ANEG,
+ MII_EXT_ANEG_AFE, val);
+ }
+ else
+ {
+ alc_miidbg_writereg(sc, MII_DBG_AZ_ANADECT,
+ DBG_AZ_ANADECT_DEFAULT);
+ val = alc_miiext_readreg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE);
+ val &= ~ANEG_AFEE_10BT_100M_TH;
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE, val);
+ }
+ if ((sc->alc_flags & ALC_FLAG_LINK_WAR) != 0 &&
+ AR816X_REV(sc->alc_rev) == AR816X_REV_B0)
+ {
+ if (media == IFM_1000_T) {
+ /*
+ * Giga link threshold, raise the tolerance of
+ * noise 50%.
+ */
+ val = alc_miidbg_readreg(sc, MII_DBG_MSE20DB);
+ val &= ~DBG_MSE20DB_TH_MASK;
+ val |= (DBG_MSE20DB_TH_HI << DBG_MSE20DB_TH_SHIFT);
+ alc_miidbg_writereg(sc, MII_DBG_MSE20DB, val);
+ }
+ else if (media == IFM_100_TX)
+ alc_miidbg_writereg(sc, MII_DBG_MSE16DB,
+ DBG_MSE16DB_UP);
+ }
+ }
+ else
+ {
+ val = alc_miiext_readreg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE);
+ val &= ~ANEG_AFEE_10BT_100M_TH;
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE, val);
+ if ((sc->alc_flags & ALC_FLAG_LINK_WAR) != 0 &&
+ AR816X_REV(sc->alc_rev) == AR816X_REV_B0) {
+ alc_miidbg_writereg(sc, MII_DBG_MSE16DB, DBG_MSE16DB_DOWN);
+ val = alc_miidbg_readreg(sc, MII_DBG_MSE20DB);
+ val &= ~DBG_MSE20DB_TH_MASK;
+ val |= (DBG_MSE20DB_TH_DEFAULT << DBG_MSE20DB_TH_SHIFT);
+ alc_miidbg_writereg(sc, MII_DBG_MSE20DB, val);
+ }
}
}
@@ -277,13 +516,22 @@ int
alc_match(struct device *dev, void *match, void *aux)
{
return pci_matchbyid((struct pci_attach_args *)aux, alc_devices,
- nitems(alc_devices));
+ nitems(alc_devices));
}
void
alc_get_macaddr(struct alc_softc *sc)
{
- uint32_t ea[2], opt;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ alc_get_macaddr_816x(sc);
+ else
+ alc_get_macaddr_813x(sc);
+}
+
+void
+alc_get_macaddr_813x(struct alc_softc *sc)
+{
+ uint32_t opt;
uint16_t val;
int eeprom, i;
@@ -377,7 +625,64 @@ alc_get_macaddr(struct alc_softc *sc)
break;
}
}
+ alc_get_macaddr_par(sc);
+}
+
+void
+alc_get_macaddr_816x(struct alc_softc *sc)
+{
+ uint32_t reg;
+ int i, reloaded;
+ reloaded = 0;
+
+/* Try to reload station address via TWSI. */
+ for (i = 100; i > 0; i--) {
+ reg = CSR_READ_4(sc, ALC_SLD);
+ if ((reg & (SLD_PROGRESS | SLD_START)) == 0)
+ break;
+ DELAY(1000);
+ }
+ if (i != 0) {
+ CSR_WRITE_4(sc, ALC_SLD, reg | SLD_START);
+ for (i = 100; i > 0; i--) {
+ DELAY(1000);
+ reg = CSR_READ_4(sc, ALC_SLD);
+ if ((reg & SLD_START) == 0)
+ break;
+ }
+ }
+
+/* Try to reload station address from EEPROM or FLASH. */
+ if (reloaded == 0) {
+ reg = CSR_READ_4(sc, ALC_EEPROM_LD);
+ if ((reg & (EEPROM_LD_EEPROM_EXIST |
+ EEPROM_LD_FLASH_EXIST)) != 0) {
+ for (i = 100; i > 0; i--) {
+ reg = CSR_READ_4(sc, ALC_EEPROM_LD);
+ if ((reg & (EEPROM_LD_PROGRESS |
+ EEPROM_LD_START)) == 0)
+ break;
+ DELAY(1000);
+ }
+ if (i != 0) {
+ CSR_WRITE_4(sc, ALC_EEPROM_LD, reg |
+ EEPROM_LD_START);
+ for (i = 100; i > 0; i--) {
+ DELAY(1000);
+ reg = CSR_READ_4(sc, ALC_EEPROM_LD);
+ if ((reg & EEPROM_LD_START) == 0)
+ break;
+ }
+ }
+ }
+ }
+ alc_get_macaddr_par(sc);
+}
+void
+alc_get_macaddr_par(struct alc_softc *sc)
+{
+ uint32_t ea[2];
ea[0] = CSR_READ_4(sc, ALC_PAR0);
ea[1] = CSR_READ_4(sc, ALC_PAR1);
sc->alc_eaddr[0] = (ea[1] >> 8) & 0xFF;
@@ -406,6 +711,15 @@ alc_disable_l0s_l1(struct alc_softc *sc)
void
alc_phy_reset(struct alc_softc *sc)
{
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ alc_phy_reset_816x(sc);
+ else
+ alc_phy_reset_813x(sc);
+}
+
+void
+alc_phy_reset_813x(struct alc_softc *sc)
+{
uint16_t data;
/* Reset magic from Linux. */
@@ -518,9 +832,90 @@ alc_phy_reset(struct alc_softc *sc)
}
void
+alc_phy_reset_816x(struct alc_softc *sc)
+{
+ uint32_t val;
+ val = CSR_READ_4(sc, ALC_GPHY_CFG);
+ val &= ~(GPHY_CFG_EXT_RESET | GPHY_CFG_LED_MODE |
+ GPHY_CFG_GATE_25M_ENB | GPHY_CFG_PHY_IDDQ | GPHY_CFG_PHY_PLL_ON |
+ GPHY_CFG_PWDOWN_HW | GPHY_CFG_100AB_ENB);
+ val |= GPHY_CFG_SEL_ANA_RESET;
+#ifdef notyet
+ val |= GPHY_CFG_HIB_PULSE | GPHY_CFG_HIB_EN | GPHY_CFG_SEL_ANA_RESET;
+#else
+ /* Disable PHY hibernation. */
+ val &= ~(GPHY_CFG_HIB_PULSE | GPHY_CFG_HIB_EN);
+#endif
+ CSR_WRITE_4(sc, ALC_GPHY_CFG, val);
+ DELAY(10);
+ CSR_WRITE_4(sc, ALC_GPHY_CFG, val | GPHY_CFG_EXT_RESET);
+ DELAY(800);
+ /* Vendor PHY magic. */
+#ifdef notyet
+ alc_miidbg_writereg(sc, MII_DBG_LEGCYPS, DBG_LEGCYPS_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_SYSMODCTL, DBG_SYSMODCTL_DEFAULT);
+ alc_miiext_writereg(sc, MII_EXT_PCS, MII_EXT_VDRVBIAS,
+ EXT_VDRVBIAS_DEFAULT);
+#else
+ /* Disable PHY hibernation. */
+ alc_miidbg_writereg(sc, MII_DBG_LEGCYPS,
+ DBG_LEGCYPS_DEFAULT & ~DBG_LEGCYPS_ENB);
+ alc_miidbg_writereg(sc, MII_DBG_HIBNEG,
+ DBG_HIBNEG_DEFAULT & ~(DBG_HIBNEG_PSHIB_EN | DBG_HIBNEG_HIB_PULSE));
+ alc_miidbg_writereg(sc, MII_DBG_GREENCFG, DBG_GREENCFG_DEFAULT);
+#endif
+ /* XXX Disable EEE. */
+ val = CSR_READ_4(sc, ALC_LPI_CTL);
+ val &= ~LPI_CTL_ENB;
+ CSR_WRITE_4(sc, ALC_LPI_CTL, val);
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_LOCAL_EEEADV, 0);
+ /* PHY power saving. */
+ alc_miidbg_writereg(sc, MII_DBG_TST10BTCFG, DBG_TST10BTCFG_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_SRDSYSMOD, DBG_SRDSYSMOD_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_TST100BTCFG, DBG_TST100BTCFG_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_ANACTL, DBG_ANACTL_DEFAULT);
+ val = alc_miidbg_readreg(sc, MII_DBG_GREENCFG2);
+ val &= ~DBG_GREENCFG2_GATE_DFSE_EN;
+ alc_miidbg_writereg(sc, MII_DBG_GREENCFG2, val);
+ /* RTL8139C, 120m issue. */
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_NLP78,
+ ANEG_NLP78_120M_DEFAULT);
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_S3DIG10,
+ ANEG_S3DIG10_DEFAULT);
+ if ((sc->alc_flags & ALC_FLAG_LINK_WAR) != 0) {
+ /* Turn off half amplitude. */
+ val = alc_miiext_readreg(sc, MII_EXT_PCS, MII_EXT_CLDCTL3);
+ val |= EXT_CLDCTL3_BP_CABLE1TH_DET_GT;
+ alc_miiext_writereg(sc, MII_EXT_PCS, MII_EXT_CLDCTL3, val);
+ /* Turn off Green feature. */
+ val = alc_miidbg_readreg(sc, MII_DBG_GREENCFG2);
+ val |= DBG_GREENCFG2_BP_GREEN;
+ alc_miidbg_writereg(sc, MII_DBG_GREENCFG2, val);
+ /* Turn off half bias. */
+ val = alc_miiext_readreg(sc, MII_EXT_PCS, MII_EXT_CLDCTL5);
+ val |= EXT_CLDCTL5_BP_VD_HLFBIAS;
+ alc_miiext_writereg(sc, MII_EXT_PCS, MII_EXT_CLDCTL5, val);
+ }
+}
+
+void
alc_phy_down(struct alc_softc *sc)
{
+ uint32_t gphy;
switch (sc->sc_product) {
+ case PCI_PRODUCT_ATTANSIC_AR8161:
+ /*case DEVICEID_ATHEROS_E2200:*/
+ case PCI_PRODUCT_ATTANSIC_AR8162:
+ case PCI_PRODUCT_ATTANSIC_AR8171:
+ case PCI_PRODUCT_ATTANSIC_AR8172:
+ gphy = CSR_READ_4(sc, ALC_GPHY_CFG);
+ gphy &= ~(GPHY_CFG_EXT_RESET | GPHY_CFG_LED_MODE |
+ GPHY_CFG_100AB_ENB | GPHY_CFG_PHY_PLL_ON);
+ gphy |= GPHY_CFG_HIB_EN | GPHY_CFG_HIB_PULSE |
+ GPHY_CFG_SEL_ANA_RESET;
+ gphy |= GPHY_CFG_PHY_IDDQ | GPHY_CFG_PWDOWN_HW;
+ CSR_WRITE_4(sc, ALC_GPHY_CFG, gphy);
+ break;
case PCI_PRODUCT_ATTANSIC_L1D:
case PCI_PRODUCT_ATTANSIC_L1D_1:
/*
@@ -548,14 +943,23 @@ alc_phy_down(struct alc_softc *sc)
}
void
-alc_aspm(struct alc_softc *sc, uint64_t media)
+alc_aspm(struct alc_softc *sc, int init, uint64_t media)
+{
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ alc_aspm_816x(sc, init);
+ else
+ alc_aspm_813x(sc, media);
+}
+
+void
+alc_aspm_813x(struct alc_softc *sc, uint64_t media)
{
uint32_t pmcfg;
uint16_t linkcfg;
pmcfg = CSR_READ_4(sc, ALC_PM_CFG);
if ((sc->alc_flags & (ALC_FLAG_APS | ALC_FLAG_PCIE)) ==
- (ALC_FLAG_APS | ALC_FLAG_PCIE))
+ (ALC_FLAG_APS | ALC_FLAG_PCIE))
linkcfg = CSR_READ_2(sc, sc->alc_expcap +
PCI_PCIE_LCSR);
else
@@ -632,6 +1036,150 @@ alc_aspm(struct alc_softc *sc, uint64_t
}
void
+alc_aspm_816x(struct alc_softc *sc, int init)
+{
+ uint32_t pmcfg;
+ struct ifnet *ifp = &sc->sc_arpcom.ac_if;
+ pmcfg = CSR_READ_4(sc, ALC_PM_CFG);
+ pmcfg &= ~PM_CFG_L1_ENTRY_TIMER_816X_MASK;
+ pmcfg |= PM_CFG_L1_ENTRY_TIMER_816X_DEFAULT;
+ pmcfg &= ~PM_CFG_PM_REQ_TIMER_MASK;
+ pmcfg |= PM_CFG_PM_REQ_TIMER_816X_DEFAULT;
+ pmcfg &= ~PM_CFG_LCKDET_TIMER_MASK;
+ pmcfg |= PM_CFG_LCKDET_TIMER_DEFAULT;
+ pmcfg |= PM_CFG_SERDES_PD_EX_L1 | PM_CFG_CLK_SWH_L1 | PM_CFG_PCIE_RECV;
+ pmcfg &= ~(PM_CFG_RX_L1_AFTER_L0S | PM_CFG_TX_L1_AFTER_L0S |
+ PM_CFG_ASPM_L1_ENB | PM_CFG_ASPM_L0S_ENB |
+ PM_CFG_SERDES_L1_ENB | PM_CFG_SERDES_PLL_L1_ENB |
+ PM_CFG_SERDES_BUDS_RX_L1_ENB | PM_CFG_SA_DLY_ENB |
+ PM_CFG_MAC_ASPM_CHK | PM_CFG_HOTRST);
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0)
+ pmcfg |= PM_CFG_SERDES_L1_ENB | PM_CFG_SERDES_PLL_L1_ENB;
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0) {
+ /* Link up, enable both L0s, L1s. */
+ pmcfg |= PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB |
+ PM_CFG_MAC_ASPM_CHK;
+ }
+ else
+ {
+ if (init != 0)
+ pmcfg |= PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB |
+ PM_CFG_MAC_ASPM_CHK;
+ else if ((ifp->if_flags & IFF_RUNNING) != 0)
+ pmcfg |= PM_CFG_ASPM_L1_ENB | PM_CFG_MAC_ASPM_CHK;
+ }
+ CSR_WRITE_4(sc, ALC_PM_CFG, pmcfg);
+}
+
+void
+alc_init_pcie(struct alc_softc *sc, int base)
+{
+ const char *aspm_state[] = { "L0s/L1", "L0s", "L1", "L0s/L1" };
+ uint32_t cap, ctl, val;
+ int state;
+
+ /* Clear data link and flow-control protocol error. */
+ val = CSR_READ_4(sc, ALC_PEX_UNC_ERR_SEV);
+ val &= ~(PEX_UNC_ERR_SEV_DLP | PEX_UNC_ERR_SEV_FCP);
+ CSR_WRITE_4(sc, ALC_PEX_UNC_ERR_SEV, val);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ CSR_WRITE_4(sc, ALC_LTSSM_ID_CFG,
+ CSR_READ_4(sc, ALC_LTSSM_ID_CFG) & ~LTSSM_ID_WRO_ENB);
+ CSR_WRITE_4(sc, ALC_PCIE_PHYMISC,
+ CSR_READ_4(sc, ALC_PCIE_PHYMISC) |
+ PCIE_PHYMISC_FORCE_RCV_DET);
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 &&
+ sc->alc_rev == ATHEROS_AR8152_B_V10) {
+ val = CSR_READ_4(sc, ALC_PCIE_PHYMISC2);
+ val &= ~(PCIE_PHYMISC2_SERDES_CDR_MASK |
+ PCIE_PHYMISC2_SERDES_TH_MASK);
+ val |= 3 << PCIE_PHYMISC2_SERDES_CDR_SHIFT;
+ val |= 3 << PCIE_PHYMISC2_SERDES_TH_SHIFT;
+ CSR_WRITE_4(sc, ALC_PCIE_PHYMISC2, val);
+ }
+ /* Disable ASPM L0S and L1. */
+ cap = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
+ base + PCI_PCIE_LCAP) >> 16;
+ if ((cap & 0x00000c00) != 0) {
+ ctl = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
+ base + PCI_PCIE_LCSR) >> 16;
+ if ((ctl & 0x08) != 0)
+ sc->alc_rcb = DMA_CFG_RCB_128;
+ if (alcdebug)
+ printf("%s: RCB %u bytes\n",
+ sc->sc_dev.dv_xname,
+ sc->alc_rcb == DMA_CFG_RCB_64 ? 64 : 128);
+ state = ctl & 0x03;
+ if (state & 0x01)
+ sc->alc_flags |= ALC_FLAG_L0S;
+ if (state & 0x02)
+ sc->alc_flags |= ALC_FLAG_L1S;
+ if (alcdebug)
+ printf("%s: ASPM %s %s\n",
+ sc->sc_dev.dv_xname,
+ aspm_state[state],
+ state == 0 ? "disabled" : "enabled");
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0)
+ alc_disable_l0s_l1(sc);
+ }
+ }
+ else {
+ val = CSR_READ_4(sc, ALC_PDLL_TRNS1);
+ val &= ~PDLL_TRNS1_D3PLLOFF_ENB;
+ CSR_WRITE_4(sc, ALC_PDLL_TRNS1, val);
+ val = CSR_READ_4(sc, ALC_MASTER_CFG);
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0)
+ {
+ if ((val & MASTER_WAKEN_25M) == 0 ||
+ (val & MASTER_CLK_SEL_DIS) == 0) {
+ val |= MASTER_WAKEN_25M | MASTER_CLK_SEL_DIS;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, val);
+ }
+ }
+ else {
+ if ((val & MASTER_WAKEN_25M) == 0 ||
+ (val & MASTER_CLK_SEL_DIS) != 0) {
+ val |= MASTER_WAKEN_25M;
+ val &= ~MASTER_CLK_SEL_DIS;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, val);
+ }
+ }
+ }
+ alc_aspm(sc, 1, IFM_UNKNOWN);
+}
+
+void
+alc_config_msi(struct alc_softc *sc)
+{
+ uint32_t ctl, mod;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ /*
+ * It seems interrupt moderation is controlled by
+ * ALC_MSI_RETRANS_TIMER register if MSI/MSIX is active.
+ * Driver uses RX interrupt moderation parameter to
+ * program ALC_MSI_RETRANS_TIMER register.
+ */
+ ctl = CSR_READ_4(sc, ALC_MSI_RETRANS_TIMER);
+ ctl &= ~MSI_RETRANS_TIMER_MASK;
+ ctl &= ~MSI_RETRANS_MASK_SEL_LINE;
+ mod = ALC_USECS(sc->alc_int_rx_mod);
+ if (mod == 0)
+ mod = 1;
+ ctl |= mod;
+ if ((sc->alc_flags & ALC_FLAG_MSIX) != 0)
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, ctl |
+ MSI_RETRANS_MASK_SEL_STD);
+ else if ((sc->alc_flags & ALC_FLAG_MSI) != 0)
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, ctl |
+ MSI_RETRANS_MASK_SEL_LINE);
+ else
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, 0);
+ }
+}
+
+void
alc_attach(struct device *parent, struct device *self, void *aux)
{
@@ -642,10 +1190,8 @@ alc_attach(struct device *parent, struct
const char *intrstr;
struct ifnet *ifp;
pcireg_t memtype;
- char *aspm_state[] = { "L0s/L1", "L0s", "L1", "L0s/L1" };
uint16_t burst;
- int base, state, error = 0;
- uint32_t cap, ctl, val;
+ int base, error = 0;
/*
* Allocate IO memory
@@ -657,9 +1203,26 @@ alc_attach(struct device *parent, struct
return;
}
- if (pci_intr_map_msi(pa, &ih) != 0 && pci_intr_map(pa, &ih) != 0) {
- printf(": can't map interrupt\n");
- goto fail;
+ if (pci_intr_map_msi(pa, &ih) != 0)
+ {
+ if (pci_intr_map(pa, &ih) != 0) {
+ goto fail;
+ }
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, 0);
+ }
+ else /*msi*/
+ {
+ int mod;
+ uint32_t msi_ctrl;
+ msi_ctrl = CSR_READ_4(sc, ALC_MSI_RETRANS_TIMER);
+ msi_ctrl &= ~MSI_RETRANS_TIMER_MASK;
+ msi_ctrl &= ~MSI_RETRANS_MASK_SEL_LINE;
+ mod = ALC_USECS(sc->alc_int_rx_mod);
+ if (mod == 0)
+ mod = 1;
+ msi_ctrl |= mod;
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, msi_ctrl |
+ MSI_RETRANS_MASK_SEL_LINE);
}
/*
@@ -669,18 +1232,14 @@ alc_attach(struct device *parent, struct
sc->sc_irq_handle = pci_intr_establish(pc, ih, IPL_NET, alc_intr, sc,
sc->sc_dev.dv_xname);
if (sc->sc_irq_handle == NULL) {
- printf(": could not establish interrupt");
if (intrstr != NULL)
- printf(" at %s", intrstr);
- printf("\n");
goto fail;
}
- printf(": %s", intrstr);
sc->sc_dmat = pa->pa_dmat;
sc->sc_pct = pa->pa_pc;
sc->sc_pcitag = pa->pa_tag;
-
+
/* Set PHY address. */
sc->alc_phyaddr = ALC_PHY_ADDR;
@@ -693,7 +1252,8 @@ alc_attach(struct device *parent, struct
sc->alc_dma_wr_burst = 0;
sc->alc_rcb = DMA_CFG_RCB_64;
if (pci_get_capability(pc, pa->pa_tag, PCI_CAP_PCIEXPRESS,
- &base, NULL)) {
+ &base, NULL))
+ {
sc->alc_flags |= ALC_FLAG_PCIE;
sc->alc_expcap = base;
burst = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
@@ -713,53 +1273,13 @@ alc_attach(struct device *parent, struct
if (alc_dma_burst[sc->alc_dma_wr_burst] > 1024)
sc->alc_dma_wr_burst = 3;
/* Clear data link and flow-control protocol error. */
- val = CSR_READ_4(sc, ALC_PEX_UNC_ERR_SEV);
- val &= ~(PEX_UNC_ERR_SEV_DLP | PEX_UNC_ERR_SEV_FCP);
- CSR_WRITE_4(sc, ALC_PEX_UNC_ERR_SEV, val);
- CSR_WRITE_4(sc, ALC_LTSSM_ID_CFG,
- CSR_READ_4(sc, ALC_LTSSM_ID_CFG) & ~LTSSM_ID_WRO_ENB);
- CSR_WRITE_4(sc, ALC_PCIE_PHYMISC,
- CSR_READ_4(sc, ALC_PCIE_PHYMISC) |
- PCIE_PHYMISC_FORCE_RCV_DET);
- if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 &&
- sc->alc_rev == ATHEROS_AR8152_B_V10) {
- val = CSR_READ_4(sc, ALC_PCIE_PHYMISC2);
- val &= ~(PCIE_PHYMISC2_SERDES_CDR_MASK |
- PCIE_PHYMISC2_SERDES_TH_MASK);
- val |= 3 << PCIE_PHYMISC2_SERDES_CDR_SHIFT;
- val |= 3 << PCIE_PHYMISC2_SERDES_TH_SHIFT;
- CSR_WRITE_4(sc, ALC_PCIE_PHYMISC2, val);
- }
- /* Disable ASPM L0S and L1. */
- cap = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
- base + PCI_PCIE_LCAP) >> 16;
- if ((cap & 0x00000c00) != 0) {
- ctl = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
- base + PCI_PCIE_LCSR) >> 16;
- if ((ctl & 0x08) != 0)
- sc->alc_rcb = DMA_CFG_RCB_128;
- if (alcdebug)
- printf("%s: RCB %u bytes\n",
- sc->sc_dev.dv_xname,
- sc->alc_rcb == DMA_CFG_RCB_64 ? 64 : 128);
- state = ctl & 0x03;
- if (state & 0x01)
- sc->alc_flags |= ALC_FLAG_L0S;
- if (state & 0x02)
- sc->alc_flags |= ALC_FLAG_L1S;
- if (alcdebug)
- printf("%s: ASPM %s %s\n",
- sc->sc_dev.dv_xname,
- aspm_state[state],
- state == 0 ? "disabled" : "enabled");
- alc_disable_l0s_l1(sc);
- }
+ alc_init_pcie(sc, base);
}
/* Reset PHY. */
alc_phy_reset(sc);
-
/* Reset the ethernet controller. */
+ alc_stop_mac(sc);
alc_reset(sc);
/*
@@ -769,34 +1289,52 @@ alc_attach(struct device *parent, struct
* used in AR8132 can't establish gigabit link even if it
* shows the same PHY model/revision number of AR8131.
*/
- switch (sc->sc_product) {
- case PCI_PRODUCT_ATTANSIC_L2C_1:
- case PCI_PRODUCT_ATTANSIC_L2C_2:
- sc->alc_flags |= ALC_FLAG_APS;
+ switch (sc->sc_product)
+ {
+ case PCI_PRODUCT_ATTANSIC_AR8161:
+ if (AR816X_REV(sc->alc_rev) ==0)
+ sc->alc_flags |= ALC_FLAG_LINK_WAR;
/* FALLTHROUGH */
- case PCI_PRODUCT_ATTANSIC_L2C:
- sc->alc_flags |= ALC_FLAG_FASTETHER;
+ /*case DEVICEID_ATHEROS_E2200:*/
+ case PCI_PRODUCT_ATTANSIC_AR8171:
+ sc->alc_flags |= ALC_FLAG_AR816X_FAMILY;
+ break;
+ case PCI_PRODUCT_ATTANSIC_AR8162:
+ case PCI_PRODUCT_ATTANSIC_AR8172:
+ sc->alc_flags |= ALC_FLAG_FASTETHER |
+ ALC_FLAG_AR816X_FAMILY;
break;
- case PCI_PRODUCT_ATTANSIC_L1D:
- case PCI_PRODUCT_ATTANSIC_L1D_1:
- sc->alc_flags |= ALC_FLAG_APS;
+ case PCI_PRODUCT_ATTANSIC_L2C_1:
+ case PCI_PRODUCT_ATTANSIC_L2C_2:
+ sc->alc_flags |= ALC_FLAG_APS;
/* FALLTHROUGH */
- default:
- break;
+ case PCI_PRODUCT_ATTANSIC_L2C:
+ sc->alc_flags |= ALC_FLAG_FASTETHER;
+ break;
+ case PCI_PRODUCT_ATTANSIC_L1D:
+ case PCI_PRODUCT_ATTANSIC_L1D_1:
+ sc->alc_flags |= ALC_FLAG_APS;
+ /* FALLTHROUGH */
+ default:
+ break;
}
- sc->alc_flags |= ALC_FLAG_ASPM_MON | ALC_FLAG_JUMBO;
+ sc->alc_flags |= ALC_FLAG_JUMBO;
switch (sc->sc_product) {
- case PCI_PRODUCT_ATTANSIC_L1C:
- case PCI_PRODUCT_ATTANSIC_L2C:
- sc->alc_max_framelen = 9 * 1024;
- break;
- case PCI_PRODUCT_ATTANSIC_L1D:
- case PCI_PRODUCT_ATTANSIC_L1D_1:
- case PCI_PRODUCT_ATTANSIC_L2C_1:
- case PCI_PRODUCT_ATTANSIC_L2C_2:
- sc->alc_max_framelen = 6 * 1024;
- break;
+ case PCI_PRODUCT_ATTANSIC_L1C:
+ case PCI_PRODUCT_ATTANSIC_L2C:
+ sc->alc_max_framelen = 9 * 1024;
+ break;
+ case PCI_PRODUCT_ATTANSIC_L1D:
+ case PCI_PRODUCT_ATTANSIC_L1D_1:
+ case PCI_PRODUCT_ATTANSIC_L2C_1:
+ case PCI_PRODUCT_ATTANSIC_L2C_2:
+ sc->alc_max_framelen = 6 * 1024;
+ break;
+ default:
+ /* ALC_FLAG_AR816X_FAMILY*/
+ sc->alc_max_framelen = 9 * 1024;
+ break;
}
/*
@@ -812,7 +1350,7 @@ alc_attach(struct device *parent, struct
sc->alc_flags |= ALC_FLAG_CMB_BUG;
sc->alc_chip_rev = CSR_READ_4(sc, ALC_MASTER_CFG) >>
- MASTER_CHIP_REV_SHIFT;
+ MASTER_CHIP_REV_SHIFT;
if (alcdebug) {
printf("%s: PCI device revision : 0x%04x\n",
sc->sc_dev.dv_xname, sc->alc_rev);
@@ -851,8 +1389,6 @@ alc_attach(struct device *parent, struct
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
#endif
- printf(", address %s\n", ether_sprintf(sc->sc_arpcom.ac_enaddr));
-
/* Set up MII bus. */
sc->sc_miibus.mii_ifp = ifp;
sc->sc_miibus.mii_readreg = alc_miibus_readreg;
@@ -923,18 +1459,18 @@ alc_activate(struct device *self, int ac
int rv = 0;
switch (act) {
- case DVACT_SUSPEND:
- if (ifp->if_flags & IFF_RUNNING)
- alc_stop(sc);
- rv = config_activate_children(self, act);
- break;
- case DVACT_RESUME:
- if (ifp->if_flags & IFF_UP)
- alc_init(ifp);
- break;
- default:
- rv = config_activate_children(self, act);
- break;
+ case DVACT_SUSPEND:
+ if (ifp->if_flags & IFF_RUNNING)
+ alc_stop(sc);
+ rv = config_activate_children(self, act);
+ break;
+ case DVACT_RESUME:
+ if (ifp->if_flags & IFF_UP)
+ alc_init(ifp);
+ break;
+ default:
+ rv = config_activate_children(self, act);
+ break;
}
return (rv);
}
@@ -1181,7 +1717,6 @@ alc_dma_alloc(struct alc_softc *sc)
return (0);
}
-
void
alc_dma_free(struct alc_softc *sc)
{
@@ -1340,7 +1875,7 @@ alc_encap(struct alc_softc *sc, struct m
return (0);
- drop:
+drop:
m_freem(m);
return (error);
}
@@ -1358,14 +1893,15 @@ alc_start(struct ifnet *ifp)
if (!(ifp->if_flags & IFF_RUNNING) || ifq_is_oactive(&ifp->if_snd))
return;
+
if ((sc->alc_flags & ALC_FLAG_LINK) == 0)
return;
+
if (IFQ_IS_EMPTY(&ifp->if_snd))
return;
for (;;) {
- if (sc->alc_cdata.alc_tx_cnt + ALC_MAXTXSEGS >=
- ALC_TX_RING_CNT - 3) {
+ if (sc->alc_cdata.alc_tx_cnt + ALC_MAXTXSEGS >= ALC_TX_RING_CNT - 3) {
ifq_set_oactive(&ifp->if_snd);
break;
}
@@ -1379,7 +1915,7 @@ alc_start(struct ifnet *ifp)
continue;
}
enq++;
-
+
#if NBPFILTER > 0
/*
* If there's a BPF listener, bounce a copy of this frame
@@ -1396,11 +1932,14 @@ alc_start(struct ifnet *ifp)
sc->alc_cdata.alc_tx_ring_map->dm_mapsize,
BUS_DMASYNC_PREWRITE);
/* Kick. Assume we're using normal Tx priority queue. */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ CSR_WRITE_2(sc, ALC_MBOX_TD_PRI0_PROD_IDX,
+ (uint16_t)sc->alc_cdata.alc_tx_prod);
+ else
CSR_WRITE_4(sc, ALC_MBOX_TD_PROD_IDX,
(sc->alc_cdata.alc_tx_prod <<
MBOX_TD_PROD_LO_IDX_SHIFT) &
MBOX_TD_PROD_LO_IDX_MASK);
- /* Set a timeout in case the chip goes out to lunch. */
ifp->if_timer = ALC_TX_TIMEOUT;
}
}
@@ -1418,7 +1957,6 @@ alc_watchdog(struct ifnet *ifp)
return;
}
- printf("%s: watchdog timeout\n", sc->sc_dev.dv_xname);
ifp->if_oerrors++;
alc_init(ifp);
alc_start(ifp);
@@ -1435,32 +1973,32 @@ alc_ioctl(struct ifnet *ifp, u_long cmd,
s = splnet();
switch (cmd) {
- case SIOCSIFADDR:
- ifp->if_flags |= IFF_UP;
- if (!(ifp->if_flags & IFF_RUNNING))
- alc_init(ifp);
- break;
-
- case SIOCSIFFLAGS:
- if (ifp->if_flags & IFF_UP) {
- if (ifp->if_flags & IFF_RUNNING)
- error = ENETRESET;
- else
+ case SIOCSIFADDR:
+ ifp->if_flags |= IFF_UP;
+ if (!(ifp->if_flags & IFF_RUNNING))
alc_init(ifp);
- } else {
- if (ifp->if_flags & IFF_RUNNING)
- alc_stop(sc);
- }
- break;
+ break;
- case SIOCSIFMEDIA:
- case SIOCGIFMEDIA:
- error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, cmd);
- break;
+ case SIOCSIFFLAGS:
+ if (ifp->if_flags & IFF_UP) {
+ if (ifp->if_flags & IFF_RUNNING)
+ error = ENETRESET;
+ else
+ alc_init(ifp);
+ } else {
+ if (ifp->if_flags & IFF_RUNNING)
+ alc_stop(sc);
+ }
+ break;
- default:
- error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data);
- break;
+ case SIOCSIFMEDIA:
+ case SIOCGIFMEDIA:
+ error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, cmd);
+ break;
+
+ default:
+ error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data);
+ break;
}
if (error == ENETRESET) {
@@ -1483,19 +2021,20 @@ alc_mac_config(struct alc_softc *sc)
reg = CSR_READ_4(sc, ALC_MAC_CFG);
reg &= ~(MAC_CFG_FULL_DUPLEX | MAC_CFG_TX_FC | MAC_CFG_RX_FC |
MAC_CFG_SPEED_MASK);
- if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
reg |= MAC_CFG_HASH_ALG_CRC32 | MAC_CFG_SPEED_MODE_SW;
/* Reprogram MAC with resolved speed/duplex. */
switch (IFM_SUBTYPE(mii->mii_media_active)) {
- case IFM_10_T:
- case IFM_100_TX:
- reg |= MAC_CFG_SPEED_10_100;
- break;
- case IFM_1000_T:
- reg |= MAC_CFG_SPEED_1000;
- break;
+ case IFM_10_T:
+ case IFM_100_TX:
+ reg |= MAC_CFG_SPEED_10_100;
+ break;
+ case IFM_1000_T:
+ reg |= MAC_CFG_SPEED_1000;
+ break;
}
if ((IFM_OPTIONS(mii->mii_media_active) & IFM_FDX) != 0) {
reg |= MAC_CFG_FULL_DUPLEX;
@@ -1658,6 +2197,7 @@ alc_intr(void *arg)
int claimed = 0;
status = CSR_READ_4(sc, ALC_INTR_STATUS);
+
if ((status & ALC_INTRS) == 0)
return (0);
@@ -1670,7 +2210,6 @@ alc_intr(void *arg)
/* Acknowledge and disable interrupts. */
CSR_WRITE_4(sc, ALC_INTR_STATUS, status | INTR_DIS_INT);
-
if (ifp->if_flags & IFF_RUNNING) {
if (status & INTR_RX_PKT)
alc_rxintr(sc);
@@ -1692,13 +2231,13 @@ alc_intr(void *arg)
if (status & INTR_TX_PKT)
alc_txeof(sc);
-
alc_start(ifp);
}
claimed = 1;
back:
/* Re-enable interrupts. */
+ if ((ifp->if_flags & IFF_RUNNING) != 0)
CSR_WRITE_4(sc, ALC_INTR_STATUS, 0x7FFFFFFF);
return (claimed);
}
@@ -1710,7 +2249,6 @@ alc_txeof(struct alc_softc *sc)
struct alc_txdesc *txd;
uint32_t cons, prod;
int prog;
-
if (sc->alc_cdata.alc_tx_cnt == 0)
return;
bus_dmamap_sync(sc->sc_dmat, sc->alc_cdata.alc_tx_ring_map, 0,
@@ -1721,11 +2259,19 @@ alc_txeof(struct alc_softc *sc)
sc->alc_cdata.alc_cmb_map->dm_mapsize,
BUS_DMASYNC_POSTREAD);
prod = sc->alc_rdata.alc_cmb->cons;
- } else
+ }
+ else
+ {
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ prod = CSR_READ_2(sc, ALC_MBOX_TD_PRI0_CONS_IDX);
+ else
+ {
prod = CSR_READ_4(sc, ALC_MBOX_TD_CONS_IDX);
- /* Assume we're using normal Tx priority queue. */
- prod = (prod & MBOX_TD_CONS_LO_IDX_MASK) >>
- MBOX_TD_CONS_LO_IDX_SHIFT;
+ /* Assume we're using normal Tx priority queue. */
+ prod = (prod & MBOX_TD_CONS_LO_IDX_MASK) >>
+ MBOX_TD_CONS_LO_IDX_SHIFT;
+ }
+ }
cons = sc->alc_cdata.alc_tx_cons;
/*
* Go through our Tx list and free mbufs for those
@@ -1750,8 +2296,8 @@ alc_txeof(struct alc_softc *sc)
}
if ((sc->alc_flags & ALC_FLAG_CMB_BUG) == 0)
- bus_dmamap_sync(sc->sc_dmat, sc->alc_cdata.alc_cmb_map, 0,
- sc->alc_cdata.alc_cmb_map->dm_mapsize, BUS_DMASYNC_PREREAD);
+ bus_dmamap_sync(sc->sc_dmat, sc->alc_cdata.alc_cmb_map, 0,
+ sc->alc_cdata.alc_cmb_map->dm_mapsize, BUS_DMASYNC_PREREAD);
sc->alc_cdata.alc_tx_cons = cons;
/*
* Unarm watchdog timer only when there is no pending
@@ -1864,6 +2410,10 @@ alc_rxintr(struct alc_softc *sc)
* it still seems that pre-fetching needs more
* experimentation.
*/
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ CSR_WRITE_2(sc, ALC_MBOX_RD0_PROD_IDX,
+ (uint16_t)sc->alc_cdata.alc_rx_cons);
+ else
CSR_WRITE_4(sc, ALC_MBOX_RD0_PROD_IDX,
sc->alc_cdata.alc_rx_cons);
}
@@ -1899,6 +2449,7 @@ alc_rxeof(struct alc_softc *sc, struct r
* Force network stack compute checksum for
* errored frames.
*/
+
if ((status & (RRD_ERR_CRC | RRD_ERR_ALIGN |
RRD_ERR_TRUNC | RRD_ERR_RUNT)) != 0)
return;
@@ -1913,8 +2464,8 @@ alc_rxeof(struct alc_softc *sc, struct r
ifp->if_iqdrops++;
/* Reuse Rx buffers. */
if (sc->alc_cdata.alc_rxhead != NULL)
- m_freem(sc->alc_cdata.alc_rxhead);
- break;
+ m_freem(sc->alc_cdata.alc_rxhead);
+ break;
}
/*
@@ -1937,6 +2488,7 @@ alc_rxeof(struct alc_softc *sc, struct r
}
if (count == nsegs - 1) {
+
/* Last desc. for this frame. */
m = sc->alc_cdata.alc_rxhead;
m->m_flags |= M_PKTHDR;
@@ -1975,7 +2527,6 @@ alc_rxeof(struct alc_softc *sc, struct r
}
#endif
-
ml_enqueue(&ml, m);
}
}
@@ -2001,14 +2552,76 @@ alc_tick(void *xsc)
}
void
+alc_osc_reset(struct alc_softc *sc)
+{
+ uint32_t reg;
+ reg = CSR_READ_4(sc, ALC_MISC3);
+ reg &= ~MISC3_25M_BY_SW;
+ reg |= MISC3_25M_NOTO_INTNL;
+ CSR_WRITE_4(sc, ALC_MISC3, reg);
+ reg = CSR_READ_4(sc, ALC_MISC);
+ if (AR816X_REV(sc->alc_rev) >= AR816X_REV_B0) {
+ /*
+ * Restore over-current protection default value.
+ * This value could be reset by MAC reset.
+ */
+ reg &= ~MISC_PSW_OCP_MASK;
+ reg |= (MISC_PSW_OCP_DEFAULT << MISC_PSW_OCP_SHIFT);
+ reg &= ~MISC_INTNLOSC_OPEN;
+ CSR_WRITE_4(sc, ALC_MISC, reg);
+ CSR_WRITE_4(sc, ALC_MISC, reg | MISC_INTNLOSC_OPEN);
+ reg = CSR_READ_4(sc, ALC_MISC2);
+ reg &= ~MISC2_CALB_START;
+ CSR_WRITE_4(sc, ALC_MISC2, reg);
+ CSR_WRITE_4(sc, ALC_MISC2, reg | MISC2_CALB_START);
+ }
+ else
+ {
+ reg &= ~MISC_INTNLOSC_OPEN;
+ /* Disable isolate for revision A devices. */
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1)
+ reg &= ~MISC_ISO_ENB;
+ CSR_WRITE_4(sc, ALC_MISC, reg | MISC_INTNLOSC_OPEN);
+ CSR_WRITE_4(sc, ALC_MISC, reg);
+ }
+ DELAY(20);
+}
+
+void
alc_reset(struct alc_softc *sc)
{
uint32_t reg;
int i;
+ uint32_t pmcfg = 0;
- reg = CSR_READ_4(sc, ALC_MASTER_CFG) & 0xFFFF;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ /* Reset workaround. */
+ CSR_WRITE_4(sc, ALC_MBOX_RD0_PROD_IDX, 1);
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0) {
+ /* Disable L0s/L1s before reset. */
+ pmcfg = CSR_READ_4(sc, ALC_PM_CFG);
+ if ((pmcfg & (PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB))
+ != 0) {
+ pmcfg &= ~(PM_CFG_ASPM_L0S_ENB |
+ PM_CFG_ASPM_L1_ENB);
+ CSR_WRITE_4(sc, ALC_PM_CFG, pmcfg);
+ }
+ }
+ }
+ reg = CSR_READ_4(sc, ALC_MASTER_CFG);
reg |= MASTER_OOB_DIS_OFF | MASTER_RESET;
CSR_WRITE_4(sc, ALC_MASTER_CFG, reg);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ for (i = ALC_RESET_TIMEOUT; i > 0; i--) {
+ DELAY(10);
+ if (CSR_READ_4(sc, ALC_MBOX_RD0_PROD_IDX) == 0)
+ break;
+ }
+ if (i == 0)
+ printf( "MAC reset timeout!\n");
+ }
for (i = ALC_RESET_TIMEOUT; i > 0; i--) {
DELAY(10);
if ((CSR_READ_4(sc, ALC_MASTER_CFG) & MASTER_RESET) == 0)
@@ -2018,7 +2631,9 @@ alc_reset(struct alc_softc *sc)
printf("%s: master reset timeout!\n", sc->sc_dev.dv_xname);
for (i = ALC_RESET_TIMEOUT; i > 0; i--) {
- if ((reg = CSR_READ_4(sc, ALC_IDLE_STATUS)) == 0)
+ reg = CSR_READ_4(sc, ALC_IDLE_STATUS);
+ if ((reg & (IDLE_STATUS_RXMAC | IDLE_STATUS_TXMAC |
+ IDLE_STATUS_RXQ | IDLE_STATUS_TXQ)) == 0)
break;
DELAY(10);
}
@@ -2026,8 +2641,41 @@ alc_reset(struct alc_softc *sc)
if (i == 0)
printf("%s: reset timeout(0x%08x)!\n", sc->sc_dev.dv_xname,
reg);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0) {
+ reg = CSR_READ_4(sc, ALC_MASTER_CFG);
+ reg |= MASTER_CLK_SEL_DIS;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, reg);
+ /* Restore L0s/L1s config. */
+ if ((pmcfg & (PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB)) != 0)
+ CSR_WRITE_4(sc, ALC_PM_CFG, pmcfg);
+ }
+ alc_osc_reset(sc);
+ reg = CSR_READ_4(sc, ALC_MISC3);
+ reg &= ~MISC3_25M_BY_SW;
+ reg |= MISC3_25M_NOTO_INTNL;
+ CSR_WRITE_4(sc, ALC_MISC3, reg);
+ reg = CSR_READ_4(sc, ALC_MISC);
+ reg &= ~MISC_INTNLOSC_OPEN;
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1)
+ reg &= ~MISC_ISO_ENB;
+ CSR_WRITE_4(sc, ALC_MISC, reg);
+ DELAY(20);
+ }
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
+ CSR_WRITE_4(sc, ALC_SERDES_LOCK,
+ CSR_READ_4(sc, ALC_SERDES_LOCK) | SERDES_MAC_CLK_SLOWDOWN |
+ SERDES_PHY_CLK_SLOWDOWN);
}
+#if 0
+#define ALC_FLAG_ASPM_MON 0x0080
+#define ALC_RSS_IDT_TBL0 0x1B00
+
int
alc_init(struct ifnet *ifp)
{
@@ -2074,6 +2722,7 @@ alc_init(struct ifnet *ifp)
CSR_READ_4(sc, ALC_WOL_CFG);
CSR_WRITE_4(sc, ALC_WOL_CFG, 0);
/* Set Tx descriptor base addresses. */
+
paddr = sc->alc_rdata.alc_tx_ring_paddr;
CSR_WRITE_4(sc, ALC_TX_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
CSR_WRITE_4(sc, ALC_TDL_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
@@ -2252,13 +2901,14 @@ alc_init(struct ifnet *ifp)
RX_FIFO_PAUSE_THRESH_HI_MASK));
}
if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_AR8161 ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1)
CSR_WRITE_4(sc, ALC_SERDES_LOCK,
CSR_READ_4(sc, ALC_SERDES_LOCK) | SERDES_MAC_CLK_SLOWDOWN |
SERDES_PHY_CLK_SLOWDOWN);
/* Disable RSS until I understand L1C/L2C's RSS logic. */
- CSR_WRITE_4(sc, ALC_RSS_IDT_TABLE0, 0);
+ CSR_WRITE_4(sc, ALC_RSS_IDT_TBL0, 0);
CSR_WRITE_4(sc, ALC_RSS_CPU, 0);
/* Configure RxQ. */
@@ -2304,7 +2954,8 @@ alc_init(struct ifnet *ifp)
reg = MAC_CFG_TX_CRC_ENB | MAC_CFG_TX_AUTO_PAD | MAC_CFG_FULL_DUPLEX |
((MAC_CFG_PREAMBLE_DEFAULT << MAC_CFG_PREAMBLE_SHIFT) &
MAC_CFG_PREAMBLE_MASK);
- if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_AR8161||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
reg |= MAC_CFG_HASH_ALG_CRC32 | MAC_CFG_SPEED_MODE_SW;
@@ -2320,16 +2971,18 @@ alc_init(struct ifnet *ifp)
alc_rxvlan(sc);
/* Acknowledge all pending interrupts and clear it. */
+ CSR_WRITE_4(sc, ALC_INTR_MASK, ALC_INTRS );
+
CSR_WRITE_4(sc, ALC_INTR_MASK, ALC_INTRS);
- CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
- CSR_WRITE_4(sc, ALC_INTR_STATUS, 0);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS , 0);
sc->alc_flags &= ~ALC_FLAG_LINK;
/* Switch to the current media. */
mii = &sc->sc_miibus;
mii_mediachg(mii);
- timeout_add_sec(&sc->alc_tick_ch, 1);
+ timeout_add_sec(&sc->alc_tick_ch, 3);
ifp->if_flags |= IFF_RUNNING;
ifq_clr_oactive(&ifp->if_snd);
@@ -2337,6 +2990,406 @@ alc_init(struct ifnet *ifp)
return (0);
}
+#else
+
+int
+alc_init(struct ifnet *ifp)
+{
+ struct alc_softc *sc = ifp->if_softc;
+ uint8_t eaddr[ETHER_ADDR_LEN];
+ bus_addr_t paddr;
+ uint32_t reg, rxf_hi, rxf_lo;
+ int error;
+
+ /*
+ * Cancel any pending I/O.
+ */
+ alc_stop(sc);
+ /*
+ * Reset the chip to a known state.
+ */
+ alc_reset(sc);
+
+ /* Initialize Rx descriptors. */
+ error = alc_init_rx_ring(sc);
+ if (error != 0) {
+ printf("%s: no memory for Rx buffers.\n", sc->sc_dev.dv_xname);
+ alc_stop(sc);
+ return (error);
+ }
+ alc_init_rr_ring(sc);
+ alc_init_tx_ring(sc);
+ alc_init_cmb(sc);
+ alc_init_smb(sc);
+
+ /* Enable all clocks. */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ CSR_WRITE_4(sc, ALC_CLK_GATING_CFG, CLK_GATING_DMAW_ENB |
+ CLK_GATING_DMAR_ENB | CLK_GATING_TXQ_ENB |
+ CLK_GATING_RXQ_ENB | CLK_GATING_TXMAC_ENB |
+ CLK_GATING_RXMAC_ENB);
+ if (AR816X_REV(sc->alc_rev) >= AR816X_REV_B0)
+ CSR_WRITE_4(sc, ALC_IDLE_DECISN_TIMER,
+ IDLE_DECISN_TIMER_DEFAULT_1MS);
+ }
+ else
+ CSR_WRITE_4(sc, ALC_CLK_GATING_CFG, 0);
+
+ /* Reprogram the station address. */
+ bcopy(LLADDR(ifp->if_sadl), eaddr, ETHER_ADDR_LEN);
+ CSR_WRITE_4(sc, ALC_PAR0,
+ eaddr[2] << 24 | eaddr[3] << 16 | eaddr[4] << 8 | eaddr[5]);
+ CSR_WRITE_4(sc, ALC_PAR1, eaddr[0] << 8 | eaddr[1]);
+ /*
+ * Clear WOL status and disable all WOL feature as WOL
+ * would interfere Rx operation under normal environments.
+ */
+ CSR_READ_4(sc, ALC_WOL_CFG);
+ CSR_WRITE_4(sc, ALC_WOL_CFG, 0);
+ /* Set Tx descriptor base addresses. */
+ paddr = sc->alc_rdata.alc_tx_ring_paddr;
+ CSR_WRITE_4(sc, ALC_TX_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
+ CSR_WRITE_4(sc, ALC_TDL_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
+ /* We don't use high priority ring. */
+ CSR_WRITE_4(sc, ALC_TDH_HEAD_ADDR_LO, 0);
+ /* Set Tx descriptor counter. */
+ CSR_WRITE_4(sc, ALC_TD_RING_CNT,
+ (ALC_TX_RING_CNT << TD_RING_CNT_SHIFT) & TD_RING_CNT_MASK);
+ /* Set Rx descriptor base addresses. */
+ paddr = sc->alc_rdata.alc_rx_ring_paddr;
+ CSR_WRITE_4(sc, ALC_RX_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
+ CSR_WRITE_4(sc, ALC_RD0_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ /* We use one Rx ring. */
+ CSR_WRITE_4(sc, ALC_RD1_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RD2_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RD3_HEAD_ADDR_LO, 0);
+ }
+ /* Set Rx descriptor counter. */
+ CSR_WRITE_4(sc, ALC_RD_RING_CNT,
+ (ALC_RX_RING_CNT << RD_RING_CNT_SHIFT) & RD_RING_CNT_MASK);
+
+ /*
+ * Let hardware split jumbo frames into alc_max_buf_sized chunks.
+ * if it do not fit the buffer size. Rx return descriptor holds
+ * a counter that indicates how many fragments were made by the
+ * hardware. The buffer size should be multiple of 8 bytes.
+ * Since hardware has limit on the size of buffer size, always
+ * use the maximum value.
+ * For strict-alignment architectures make sure to reduce buffer
+ * size by 8 bytes to make room for alignment fixup.
+ */
+ sc->alc_buf_size = RX_BUF_SIZE_MAX;
+ CSR_WRITE_4(sc, ALC_RX_BUF_SIZE, sc->alc_buf_size);
+
+ paddr = sc->alc_rdata.alc_rr_ring_paddr;
+ /* Set Rx return descriptor base addresses. */
+ CSR_WRITE_4(sc, ALC_RRD0_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0)
+ {
+ /* We use one Rx return ring. */
+ CSR_WRITE_4(sc, ALC_RRD1_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RRD2_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RRD3_HEAD_ADDR_LO, 0);
+ }
+ /* Set Rx return descriptor counter. */
+ CSR_WRITE_4(sc, ALC_RRD_RING_CNT,
+ (ALC_RR_RING_CNT << RRD_RING_CNT_SHIFT) & RRD_RING_CNT_MASK);
+ paddr = sc->alc_rdata.alc_cmb_paddr;
+ CSR_WRITE_4(sc, ALC_CMB_BASE_ADDR_LO, ALC_ADDR_LO(paddr));
+ paddr = sc->alc_rdata.alc_smb_paddr;
+ CSR_WRITE_4(sc, ALC_SMB_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
+ CSR_WRITE_4(sc, ALC_SMB_BASE_ADDR_LO, ALC_ADDR_LO(paddr));
+
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1) {
+ /* Reconfigure SRAM - Vendor magic. */
+ CSR_WRITE_4(sc, ALC_SRAM_RX_FIFO_LEN, 0x000002A0);
+ CSR_WRITE_4(sc, ALC_SRAM_TX_FIFO_LEN, 0x00000100);
+ CSR_WRITE_4(sc, ALC_SRAM_RX_FIFO_ADDR, 0x029F0000);
+ CSR_WRITE_4(sc, ALC_SRAM_RD0_ADDR, 0x02BF02A0);
+ CSR_WRITE_4(sc, ALC_SRAM_TX_FIFO_ADDR, 0x03BF02C0);
+ CSR_WRITE_4(sc, ALC_SRAM_TD_ADDR, 0x03DF03C0);
+ CSR_WRITE_4(sc, ALC_TXF_WATER_MARK, 0x00000000);
+ CSR_WRITE_4(sc, ALC_RD_DMA_CFG, 0x00000000);
+ }
+
+ /* Tell hardware that we're ready to load DMA blocks. */
+ CSR_WRITE_4(sc, ALC_DMA_BLOCK, DMA_BLOCK_LOAD);
+
+ /* Configure interrupt moderation timer. */
+ sc->alc_int_rx_mod = ALC_IM_RX_TIMER_DEFAULT;
+ sc->alc_int_tx_mod = ALC_IM_TX_TIMER_DEFAULT;
+ reg = ALC_USECS(sc->alc_int_rx_mod) << IM_TIMER_RX_SHIFT;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0)
+ reg |= ALC_USECS(sc->alc_int_tx_mod) << IM_TIMER_TX_SHIFT;
+ CSR_WRITE_4(sc, ALC_IM_TIMER, reg);
+ /*
+ * We don't want to automatic interrupt clear as task queue
+ * for the interrupt should know interrupt status.
+ */
+ reg = CSR_READ_4(sc, ALC_MASTER_CFG);
+ reg &= ~(MASTER_IM_RX_TIMER_ENB | MASTER_IM_TX_TIMER_ENB);
+ reg |= MASTER_SA_TIMER_ENB;
+ if (ALC_USECS(sc->alc_int_rx_mod) != 0)
+ reg |= MASTER_IM_RX_TIMER_ENB;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0 &&
+ ALC_USECS(sc->alc_int_tx_mod) != 0)
+ reg |= MASTER_IM_TX_TIMER_ENB;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, reg);
+ /*
+ * Disable interrupt re-trigger timer. We don't want automatic
+ * re-triggering of un-ACKed interrupts.
+ */
+ CSR_WRITE_4(sc, ALC_INTR_RETRIG_TIMER, ALC_USECS(0));
+ /* Configure CMB. */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ CSR_WRITE_4(sc, ALC_CMB_TD_THRESH, ALC_TX_RING_CNT / 3);
+ CSR_WRITE_4(sc, ALC_CMB_TX_TIMER,
+ ALC_USECS(sc->alc_int_tx_mod));
+ }
+ else {
+ if ((sc->alc_flags & ALC_FLAG_CMB_BUG) == 0) {
+ CSR_WRITE_4(sc, ALC_CMB_TD_THRESH, 4);
+ CSR_WRITE_4(sc, ALC_CMB_TX_TIMER, ALC_USECS(5000));
+ }
+ else
+ CSR_WRITE_4(sc, ALC_CMB_TX_TIMER, ALC_USECS(0));
+ }
+ /*
+ * Hardware can be configured to issue SMB interrupt based
+ * on programmed interval. Since there is a callout that is
+ * invoked for every hz in driver we use that instead of
+ * relying on periodic SMB interrupt.
+ */
+ CSR_WRITE_4(sc, ALC_SMB_STAT_TIMER, ALC_USECS(0));
+ /* Clear MAC statistics. */
+ alc_stats_clear(sc);
+
+ /*
+ * Always use maximum frame size that controller can support.
+ * Otherwise received frames that has larger frame length
+ * than alc(4) MTU would be silently dropped in hardware. This
+ * would make path-MTU discovery hard as sender wouldn't get
+ * any responses from receiver. alc(4) supports
+ * multi-fragmented frames on Rx path so it has no issue on
+ * assembling fragmented frames. Using maximum frame size also
+ * removes the need to reinitialize hardware when interface
+ * MTU configuration was changed.
+ *
+ * Be conservative in what you do, be liberal in what you
+ * accept from others - RFC 793.
+ */
+ CSR_WRITE_4(sc, ALC_FRAME_SIZE, sc->alc_max_framelen);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ /* Disable header split(?) */
+ CSR_WRITE_4(sc, ALC_HDS_CFG, 0);
+
+ /* Configure IPG/IFG parameters. */
+ CSR_WRITE_4(sc, ALC_IPG_IFG_CFG,
+ ((IPG_IFG_IPGT_DEFAULT << IPG_IFG_IPGT_SHIFT) &
+ IPG_IFG_IPGT_MASK) |
+ ((IPG_IFG_MIFG_DEFAULT << IPG_IFG_MIFG_SHIFT) &
+ IPG_IFG_MIFG_MASK) |
+ ((IPG_IFG_IPG1_DEFAULT << IPG_IFG_IPG1_SHIFT) &
+ IPG_IFG_IPG1_MASK) |
+ ((IPG_IFG_IPG2_DEFAULT << IPG_IFG_IPG2_SHIFT) &
+ IPG_IFG_IPG2_MASK));
+ /* Set parameters for half-duplex media. */
+ CSR_WRITE_4(sc, ALC_HDPX_CFG,
+ ((HDPX_CFG_LCOL_DEFAULT << HDPX_CFG_LCOL_SHIFT) &
+ HDPX_CFG_LCOL_MASK) |
+ ((HDPX_CFG_RETRY_DEFAULT << HDPX_CFG_RETRY_SHIFT) &
+ HDPX_CFG_RETRY_MASK) | HDPX_CFG_EXC_DEF_EN |
+ ((HDPX_CFG_ABEBT_DEFAULT << HDPX_CFG_ABEBT_SHIFT) &
+ HDPX_CFG_ABEBT_MASK) |
+ ((HDPX_CFG_JAMIPG_DEFAULT << HDPX_CFG_JAMIPG_SHIFT) &
+ HDPX_CFG_JAMIPG_MASK));
+ }
+ /*
+ * Set TSO/checksum offload threshold. For frames that is
+ * larger than this threshold, hardware wouldn't do
+ * TSO/checksum offloading.
+ */
+ reg = (sc->alc_max_framelen >> TSO_OFFLOAD_THRESH_UNIT_SHIFT) &
+ TSO_OFFLOAD_THRESH_MASK;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ reg |= TSO_OFFLOAD_ERRLGPKT_DROP_ENB;
+ CSR_WRITE_4(sc, ALC_TSO_OFFLOAD_THRESH, reg);
+ /* Configure TxQ. */
+ reg = (alc_dma_burst[sc->alc_dma_rd_burst] <<
+ TXQ_CFG_TX_FIFO_BURST_SHIFT) & TXQ_CFG_TX_FIFO_BURST_MASK;
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
+ reg >>= 1;
+ reg |= (TXQ_CFG_TD_BURST_DEFAULT << TXQ_CFG_TD_BURST_SHIFT) &
+ TXQ_CFG_TD_BURST_MASK;
+ reg |= TXQ_CFG_IP_OPTION_ENB | TXQ_CFG_8023_ENB;
+ CSR_WRITE_4(sc, ALC_TXQ_CFG, reg | TXQ_CFG_ENHANCED_MODE);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ reg = (TXQ_CFG_TD_BURST_DEFAULT << HQTD_CFG_Q1_BURST_SHIFT |
+ TXQ_CFG_TD_BURST_DEFAULT << HQTD_CFG_Q2_BURST_SHIFT |
+ TXQ_CFG_TD_BURST_DEFAULT << HQTD_CFG_Q3_BURST_SHIFT |
+ HQTD_CFG_BURST_ENB);
+ CSR_WRITE_4(sc, ALC_HQTD_CFG, reg);
+ reg = WRR_PRI_RESTRICT_NONE;
+ reg |= (WRR_PRI_DEFAULT << WRR_PRI0_SHIFT |
+ WRR_PRI_DEFAULT << WRR_PRI1_SHIFT |
+ WRR_PRI_DEFAULT << WRR_PRI2_SHIFT |
+ WRR_PRI_DEFAULT << WRR_PRI3_SHIFT);
+ CSR_WRITE_4(sc, ALC_WRR, reg);
+ }
+ else
+ {
+ /* Configure Rx free descriptor pre-fetching. */
+ CSR_WRITE_4(sc, ALC_RX_RD_FREE_THRESH,
+ ((RX_RD_FREE_THRESH_HI_DEFAULT <<
+ RX_RD_FREE_THRESH_HI_SHIFT) & RX_RD_FREE_THRESH_HI_MASK) |
+ ((RX_RD_FREE_THRESH_LO_DEFAULT <<
+ RX_RD_FREE_THRESH_LO_SHIFT) & RX_RD_FREE_THRESH_LO_MASK));
+ }
+
+ /*
+ * Configure flow control parameters.
+ * XON : 80% of Rx FIFO
+ * XOFF : 30% of Rx FIFO
+ */
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ reg = CSR_READ_4(sc, ALC_SRAM_RX_FIFO_LEN);
+ reg &= SRAM_RX_FIFO_LEN_MASK;
+ reg *= 8;
+ if (reg > 8 * 1024)
+ reg -= RX_FIFO_PAUSE_816X_RSVD;
+ else
+ reg -= RX_BUF_SIZE_MAX;
+ reg /= 8;
+ CSR_WRITE_4(sc, ALC_RX_FIFO_PAUSE_THRESH,
+ ((reg << RX_FIFO_PAUSE_THRESH_LO_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_LO_MASK) |
+ (((RX_FIFO_PAUSE_816X_RSVD / 8) <<
+ RX_FIFO_PAUSE_THRESH_HI_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_HI_MASK));
+ }
+ else if ( sc->sc_product == PCI_PRODUCT_ATTANSIC_L1C||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C) {
+ reg = CSR_READ_4(sc, ALC_SRAM_RX_FIFO_LEN);
+ rxf_hi = (reg * 8) / 10;
+ rxf_lo = (reg * 3) / 10;
+ CSR_WRITE_4(sc, ALC_RX_FIFO_PAUSE_THRESH,
+ ((rxf_lo << RX_FIFO_PAUSE_THRESH_LO_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_LO_MASK) |
+ ((rxf_hi << RX_FIFO_PAUSE_THRESH_HI_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_HI_MASK));
+ }
+ /* patch if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1)
+ CSR_WRITE_4(sc, ALC_SERDES_LOCK,
+ CSR_READ_4(sc, ALC_SERDES_LOCK) | SERDES_MAC_CLK_SLOWDOWN |
+ SERDES_PHY_CLK_SLOWDOWN); */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ /* Disable RSS until I understand L1C/L2C's RSS logic. */
+ CSR_WRITE_4(sc, ALC_RSS_IDT_TABLE0, 0);
+ CSR_WRITE_4(sc, ALC_RSS_CPU, 0);
+ }
+ /* Configure RxQ. */
+ reg = (RXQ_CFG_RD_BURST_DEFAULT << RXQ_CFG_RD_BURST_SHIFT) &
+ RXQ_CFG_RD_BURST_MASK;
+ reg |= RXQ_CFG_RSS_MODE_DIS;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ reg |= (RXQ_CFG_816X_IDT_TBL_SIZE_DEFAULT <<
+ RXQ_CFG_816X_IDT_TBL_SIZE_SHIFT) &
+ RXQ_CFG_816X_IDT_TBL_SIZE_MASK;
+ if ((sc->alc_flags & ALC_FLAG_FASTETHER) == 0 &&
+ sc->sc_product != PCI_PRODUCT_ATTANSIC_L1D_1)
+ reg |= RXQ_CFG_ASPM_THROUGHPUT_LIMIT_1M;
+ CSR_WRITE_4(sc, ALC_RXQ_CFG, reg);
+
+ /* Configure DMA parameters. */
+ reg = DMA_CFG_OUT_ORDER | DMA_CFG_RD_REQ_PRI;
+ reg |= sc->alc_rcb;
+ if ((sc->alc_flags & ALC_FLAG_CMB_BUG) == 0)
+ reg |= DMA_CFG_CMB_ENB;
+ if ((sc->alc_flags & ALC_FLAG_SMB_BUG) == 0)
+ reg |= DMA_CFG_SMB_ENB;
+ else
+ reg |= DMA_CFG_SMB_DIS;
+ reg |= (sc->alc_dma_rd_burst & DMA_CFG_RD_BURST_MASK) <<
+ DMA_CFG_RD_BURST_SHIFT;
+ reg |= (sc->alc_dma_wr_burst & DMA_CFG_WR_BURST_MASK) <<
+ DMA_CFG_WR_BURST_SHIFT;
+ reg |= (DMA_CFG_RD_DELAY_CNT_DEFAULT << DMA_CFG_RD_DELAY_CNT_SHIFT) &
+ DMA_CFG_RD_DELAY_CNT_MASK;
+ reg |= (DMA_CFG_WR_DELAY_CNT_DEFAULT << DMA_CFG_WR_DELAY_CNT_SHIFT) &
+ DMA_CFG_WR_DELAY_CNT_MASK;
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ switch (AR816X_REV(sc->alc_rev)) {
+ case AR816X_REV_A0:
+ case AR816X_REV_A1:
+ reg |= DMA_CFG_RD_CHNL_SEL_1;
+ break;
+ case AR816X_REV_B0:
+ reg |= DMA_CFG_RD_CHNL_SEL_3;
+ break;
+ default:
+ break;
+ }
+ }
+ CSR_WRITE_4(sc, ALC_DMA_CFG, reg);
+
+ /*
+ * Configure Tx/Rx MACs.
+ * - Auto-padding for short frames.
+ * - Enable CRC generation.
+ * Actual reconfiguration of MAC for resolved speed/duplex
+ * is followed after detection of link establishment.
+ * AR813x/AR815x always does checksum computation regardless
+ * of MAC_CFG_RXCSUM_ENB bit. Also the controller is known to
+ * have bug in protocol field in Rx return structure so
+ * these controllers can't handle fragmented frames. Disable
+ * Rx checksum offloading until there is a newer controller
+ * that has sane implementation.
+ */
+ reg = MAC_CFG_TX_CRC_ENB | MAC_CFG_TX_AUTO_PAD | MAC_CFG_FULL_DUPLEX |
+ ((MAC_CFG_PREAMBLE_DEFAULT << MAC_CFG_PREAMBLE_SHIFT) &
+ MAC_CFG_PREAMBLE_MASK);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
+ reg |= MAC_CFG_HASH_ALG_CRC32 | MAC_CFG_SPEED_MODE_SW;
+ if ((sc->alc_flags & ALC_FLAG_FASTETHER) != 0)
+ reg |= MAC_CFG_SPEED_10_100;
+ else
+ reg |= MAC_CFG_SPEED_1000;
+ CSR_WRITE_4(sc, ALC_MAC_CFG, reg);
+
+ /* Set up the receive filter. */
+ alc_iff(sc);
+
+ alc_rxvlan(sc);
+
+ /* Acknowledge all pending interrupts and clear it. */
+ CSR_WRITE_4(sc, ALC_INTR_MASK, ALC_INTRS);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS, 0);
+
+ ifp->if_flags |= IFF_RUNNING;
+ ifp->if_flags &= ~IFF_OACTIVE;
+
+ sc->alc_flags &= ~ALC_FLAG_LINK;
+ /* Switch to the current media. */
+ alc_mediachange(ifp);
+ timeout_add_sec(&sc->alc_tick_ch, 1);
+
+ ifp->if_flags |= IFF_RUNNING;
+ ifp->if_flags &= ~IFF_OACTIVE;
+
+ return (0);
+}
+#endif
+
void
alc_stop(struct alc_softc *sc)
{
@@ -2361,7 +3414,6 @@ alc_stop(struct alc_softc *sc)
/* Disable interrupts. */
CSR_WRITE_4(sc, ALC_INTR_MASK, 0);
CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
- alc_stop_queue(sc);
/* Disable DMA. */
reg = CSR_READ_4(sc, ALC_DMA_CFG);
@@ -2376,6 +3428,9 @@ alc_stop(struct alc_softc *sc)
/* Disable interrupts which might be touched in taskq handler. */
CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
+ /* Disable L0s/L1s */
+ alc_aspm(sc, 0, IFM_UNKNOWN);
+
/* Reclaim Rx buffers that have been processed. */
if (sc->alc_cdata.alc_rxhead != NULL)
m_freem(sc->alc_cdata.alc_rxhead);
@@ -2410,7 +3465,7 @@ alc_stop_mac(struct alc_softc *sc)
{
uint32_t reg;
int i;
-
+ alc_stop_queue(sc);
/* Disable Rx/Tx MAC. */
reg = CSR_READ_4(sc, ALC_MAC_CFG);
if ((reg & (MAC_CFG_TX_ENB | MAC_CFG_RX_ENB)) != 0) {
@@ -2419,7 +3474,7 @@ alc_stop_mac(struct alc_softc *sc)
}
for (i = ALC_TIMEOUT; i > 0; i--) {
reg = CSR_READ_4(sc, ALC_IDLE_STATUS);
- if (reg == 0)
+ if ((reg & (IDLE_STATUS_RXMAC | IDLE_STATUS_TXMAC)) == 0)
break;
DELAY(10);
}
@@ -2442,8 +3497,13 @@ alc_start_queue(struct alc_softc *sc)
/* Enable RxQ. */
cfg = CSR_READ_4(sc, ALC_RXQ_CFG);
- cfg &= ~RXQ_CFG_ENB;
- cfg |= qcfg[1];
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ cfg &= ~RXQ_CFG_ENB;
+ cfg |= qcfg[1];
+ }
+ else
+ cfg |= RXQ_CFG_QUEUE0_ENB;
+
CSR_WRITE_4(sc, ALC_RXQ_CFG, cfg);
/* Enable TxQ. */
cfg = CSR_READ_4(sc, ALC_TXQ_CFG);
@@ -2465,10 +3525,18 @@ alc_stop_queue(struct alc_softc *sc)
}
/* Disable TxQ. */
reg = CSR_READ_4(sc, ALC_TXQ_CFG);
- if ((reg & TXQ_CFG_ENB) != 0) {
- reg &= ~TXQ_CFG_ENB;
- CSR_WRITE_4(sc, ALC_TXQ_CFG, reg);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ if ((reg & RXQ_CFG_ENB) != 0) {
+ reg &= ~RXQ_CFG_ENB;
+ CSR_WRITE_4(sc, ALC_RXQ_CFG, reg);
+ }
+ } else {
+ if ((reg & RXQ_CFG_QUEUE0_ENB) != 0) {
+ reg &= ~RXQ_CFG_QUEUE0_ENB;
+ CSR_WRITE_4(sc, ALC_RXQ_CFG, reg);
+ }
}
+ DELAY(40);
for (i = ALC_TIMEOUT; i > 0; i--) {
reg = CSR_READ_4(sc, ALC_IDLE_STATUS);
if ((reg & (IDLE_STATUS_RXQ | IDLE_STATUS_TXQ)) == 0)
Index: if_alcreg.h
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_alcreg.h,v
retrieving revision 1.5
diff -u -p -r1.5 if_alcreg.h
--- if_alcreg.h 27 Nov 2014 14:52:04 -0000 1.5
+++ if_alcreg.h 17 Jul 2016 19:24:26 -0000
@@ -36,6 +36,17 @@
#define ATHEROS_AR8152_B_V10 0xC0
#define ATHEROS_AR8152_B_V11 0xC1
+/*
+ * Atheros AR816x/AR817x revisions
+ */
+#define AR816X_REV_A0 0
+#define AR816X_REV_A1 1
+#define AR816X_REV_B0 2
+#define AR816X_REV_C0 3
+
+#define AR816X_REV_SHIFT 3
+#define AR816X_REV(x) ((x) >> AR816X_REV_SHIFT)
+
/* 0x0000 - 0x02FF : PCIe configuration space */
#define ALC_PEX_UNC_ERR_SEV 0x10C
@@ -51,11 +62,42 @@
#define PEX_UNC_ERR_SEV_ECRC 0x00080000
#define PEX_UNC_ERR_SEV_UR 0x00100000
+#define ALC_EEPROM_LD 0x204 /* AR816x */
+#define EEPROM_LD_START 0x00000001
+#define EEPROM_LD_IDLE 0x00000010
+#define EEPROM_LD_DONE 0x00000000
+#define EEPROM_LD_PROGRESS 0x00000020
+#define EEPROM_LD_EXIST 0x00000100
+#define EEPROM_LD_EEPROM_EXIST 0x00000200
+#define EEPROM_LD_FLASH_EXIST 0x00000400
+#define EEPROM_LD_FLASH_END_ADDR_MASK 0x03FF0000
+#define EEPROM_LD_FLASH_END_ADDR_SHIFT 16
+
#define ALC_TWSI_CFG 0x218
#define TWSI_CFG_SW_LD_START 0x00000800
#define TWSI_CFG_HW_LD_START 0x00001000
#define TWSI_CFG_LD_EXIST 0x00400000
+#define ALC_SLD 0x218 /* AR816x */
+#define SLD_START 0x00000800
+#define SLD_PROGRESS 0x00001000
+#define SLD_IDLE 0x00002000
+#define SLD_SLVADDR_MASK 0x007F0000
+#define SLD_EXIST 0x00800000
+#define SLD_FREQ_MASK 0x03000000
+#define SLD_FREQ_100K 0x00000000
+#define SLD_FREQ_200K 0x01000000
+#define SLD_FREQ_300K 0x02000000
+#define SLD_FREQ_400K 0x03000000
+
+#define PCIEM_LINK_CAP_ASPM 0x00000c00
+#define PCIEM_LINK_CTL_RCB 0x0008
+#define PCIEM_LINK_CTL_ASPMC_DIS 0x0000
+#define PCIEM_LINK_CTL_ASPMC_L0S 0x0001
+#define PCIEM_LINK_CTL_ASPMC_L1 0x0002
+#define PCIEM_LINK_CTL_ASPMC 0x0003
+#define IFM_UNKNOWN 25 /* media types not defined yet */
+
#define ALC_PCIE_PHYMISC 0x1000
#define PCIE_PHYMISC_FORCE_RCV_DET 0x00000004
@@ -65,6 +107,9 @@
#define PCIE_PHYMISC2_SERDES_CDR_SHIFT 16
#define PCIE_PHYMISC2_SERDES_TH_SHIFT 18
+#define ALC_PDLL_TRNS1 0x1104
+#define PDLL_TRNS1_D3PLLOFF_ENB 0x00000800
+
#define ALC_TWSI_DEBUG 0x1108
#define TWSI_DEBUG_DEV_EXIST 0x20000000
@@ -91,11 +136,15 @@
#define PM_CFG_SERDES_PD_EX_L1 0x00000040
#define PM_CFG_SERDES_BUDS_RX_L1_ENB 0x00000080
#define PM_CFG_L0S_ENTRY_TIMER_MASK 0x00000F00
+#define PM_CFG_RX_L1_AFTER_L0S 0x00000800
#define PM_CFG_ASPM_L0S_ENB 0x00001000
#define PM_CFG_CLK_SWH_L1 0x00002000
#define PM_CFG_CLK_PWM_VER1_1 0x00004000
#define PM_CFG_PCIE_RECV 0x00008000
#define PM_CFG_L1_ENTRY_TIMER_MASK 0x000F0000
+#define PM_CFG_L1_ENTRY_TIMER_816X_MASK 0x00070000
+#define PM_CFG_TX_L1_AFTER_L0S 0x00080000
+
#define PM_CFG_PM_REQ_TIMER_MASK 0x00F00000
#define PM_CFG_LCKDET_TIMER_MASK 0x0F000000
#define PM_CFG_EN_BUFS_RX_L0S 0x10000000
@@ -109,8 +158,10 @@
#define PM_CFG_L0S_ENTRY_TIMER_DEFAULT 6
#define PM_CFG_L1_ENTRY_TIMER_DEFAULT 1
+#define PM_CFG_L1_ENTRY_TIMER_816X_DEFAULT 4
#define PM_CFG_LCKDET_TIMER_DEFAULT 12
#define PM_CFG_PM_REQ_TIMER_DEFAULT 12
+#define PM_CFG_PM_REQ_TIMER_816X_DEFAULT 15
#define ALC_LTSSM_ID_CFG 0x12FC
#define LTSSM_ID_WRO_ENB 0x00001000
@@ -159,7 +210,8 @@
*/
#define ALC_IM_TX_TIMER_DEFAULT 1000 /* 1ms */
-#define ALC_GPHY_CFG 0x140C /* 16bits */
+#define ALC_GPHY_CFG 0x140C /* 16 bits, 32 bits on AR816x */
+
#define GPHY_CFG_EXT_RESET 0x0001
#define GPHY_CFG_RTL_MODE 0x0002
#define GPHY_CFG_LED_MODE 0x0004
@@ -176,6 +228,7 @@
#define GPHY_CFG_PHY_PLL_ON 0x2000
#define GPHY_CFG_PWDOWN_HW 0x4000
#define GPHY_CFG_PHY_PLL_BYPASS 0x8000
+#define GPHY_CFG_100AB_ENB 0x00020000
#define ALC_IDLE_STATUS 0x1410
#define IDLE_STATUS_RXMAC 0x00000001
@@ -200,9 +253,10 @@
#define MDIO_CLK_25_10 0x04000000
#define MDIO_CLK_25_14 0x05000000
#define MDIO_CLK_25_20 0x06000000
-#define MDIO_CLK_25_28 0x07000000
+#define MDIO_CLK_25_128 0x07000000
#define MDIO_OP_BUSY 0x08000000
#define MDIO_AP_ENB 0x10000000
+#define MDIO_MODE_EXT 0x40000000
#define MDIO_DATA_SHIFT 0
#define MDIO_REG_ADDR_SHIFT 16
@@ -236,6 +290,23 @@
#define SERDES_MAC_CLK_SLOWDOWN 0x00020000
#define SERDES_PHY_CLK_SLOWDOWN 0x00040000
+#define ALC_LPI_CTL 0x1440
+#define LPI_CTL_ENB 0x00000001
+
+#define ALC_EXT_MDIO 0x1448
+#define EXT_MDIO_REG_MASK 0x0000FFFF
+#define EXT_MDIO_DEVADDR_MASK 0x001F0000
+#define EXT_MDIO_REG_SHIFT 0
+#define EXT_MDIO_DEVADDR_SHIFT 16
+
+#define EXT_MDIO_REG(x) \
+ (((x) << EXT_MDIO_REG_SHIFT) & EXT_MDIO_REG_MASK)
+#define EXT_MDIO_DEVADDR(x) \
+ (((x) << EXT_MDIO_DEVADDR_SHIFT) & EXT_MDIO_DEVADDR_MASK)
+
+#define ALC_IDLE_DECISN_TIMER 0x1474
+#define IDLE_DECISN_TIMER_DEFAULT_1MS 0x400
+
#define ALC_MAC_CFG 0x1480
#define MAC_CFG_TX_ENB 0x00000001
#define MAC_CFG_RX_ENB 0x00000002
@@ -266,6 +337,7 @@
#define MAC_CFG_SINGLE_PAUSE_ENB 0x10000000
#define MAC_CFG_HASH_ALG_CRC32 0x20000000
#define MAC_CFG_SPEED_MODE_SW 0x40000000
+#define MAC_CFG_FAST_PAUSE 0x80000000
#define MAC_CFG_PREAMBLE_SHIFT 10
#define MAC_CFG_PREAMBLE_DEFAULT 7
@@ -366,8 +438,12 @@
#define ALC_RSS_IDT_TABLE0 0x14E0
+#define ALC_TD_PRI2_HEAD_ADDR_LO 0x14E0 /* AR816x */
+
#define ALC_RSS_IDT_TABLE1 0x14E4
+#define ALC_TD_PRI3_HEAD_ADDR_LO 0x14E4 /* AR816x */
+
#define ALC_RSS_IDT_TABLE2 0x14E8
#define ALC_RSS_IDT_TABLE3 0x14EC
@@ -410,6 +486,8 @@
#define ALC_SRAM_RX_FIFO_ADDR 0x1520
#define ALC_SRAM_RX_FIFO_LEN 0x1524
+#define SRAM_RX_FIFO_LEN_MASK 0x00000FFF
+#define SRAM_RX_FIFO_LEN_SHIFT 0
#define ALC_SRAM_TX_FIFO_ADDR 0x1528
@@ -466,8 +544,12 @@
#define ALC_TDH_HEAD_ADDR_LO 0x157C
+#define ALC_TD_PRI1_HEAD_ADDR_LO 0x157C /* AR816x */
+
#define ALC_TDL_HEAD_ADDR_LO 0x1580
+#define ALC_TD_PRI0_HEAD_ADDR_LO 0x1580 /* AR816x */
+
#define ALC_TD_RING_CNT 0x1584
#define TD_RING_CNT_MASK 0x0000FFFF
#define TD_RING_CNT_SHIFT 0
@@ -487,6 +569,7 @@
#define ALC_TSO_OFFLOAD_THRESH 0x1594 /* 8 bytes unit */
#define TSO_OFFLOAD_THRESH_MASK 0x000007FF
+#define TSO_OFFLOAD_ERRLGPKT_DROP_ENB 0x00000800
#define TSO_OFFLOAD_THRESH_SHIFT 0
#define TSO_OFFLOAD_THRESH_UNIT 8
#define TSO_OFFLOAD_THRESH_UNIT_SHIFT 3
@@ -534,6 +617,17 @@
(RXQ_CFG_QUEUE0_ENB | RXQ_CFG_QUEUE1_ENB | \
RXQ_CFG_QUEUE2_ENB | RXQ_CFG_QUEUE3_ENB)
+/* AR816x specific bits */
+#define RXQ_CFG_816X_RSS_HASH_IPV4 0x00000004
+#define RXQ_CFG_816X_RSS_HASH_IPV4_TCP 0x00000008
+#define RXQ_CFG_816X_RSS_HASH_IPV6 0x00000010
+#define RXQ_CFG_816X_RSS_HASH_IPV6_TCP 0x00000020
+#define RXQ_CFG_816X_RSS_HASH_MASK 0x0000003C
+#define RXQ_CFG_816X_IPV6_PARSE_ENB 0x00000080
+#define RXQ_CFG_816X_IDT_TBL_SIZE_MASK 0x0001FF00
+#define RXQ_CFG_816X_IDT_TBL_SIZE_SHIFT 8
+#define RXQ_CFG_816X_IDT_TBL_SIZE_DEFAULT 0x100
+
#define ALC_RX_RD_FREE_THRESH 0x15A4 /* 8 bytes unit. */
#define RX_RD_FREE_THRESH_HI_MASK 0x0000003F
#define RX_RD_FREE_THRESH_LO_MASK 0x00000FC0
@@ -548,6 +642,12 @@
#define RX_FIFO_PAUSE_THRESH_LO_SHIFT 0
#define RX_FIFO_PAUSE_THRESH_HI_SHIFT 16
+/*
+ * Size = tx-packet(1522) IPG(12) + SOF(8) + 64(Pause) + IPG(12) + SOF(8) +
+ * rx-packet(1522) + delay-of-link(64) = 3212.
+ */
+#define RX_FIFO_PAUSE_816X_RSVD 3212
+
#define ALC_RD_DMA_CFG 0x15AC
#define RD_DMA_CFG_THRESH_MASK 0x00000FFF /* 8 bytes unit */
#define RD_DMA_CFG_TIMER_MASK 0xFFFF0000
@@ -589,6 +689,14 @@
#define DMA_CFG_SMB_ENB 0x00200000
#define DMA_CFG_CMB_NOW 0x00400000
#define DMA_CFG_SMB_DIS 0x01000000
+#define DMA_CFG_RD_CHNL_SEL_MASK 0x0C000000
+#define DMA_CFG_RD_CHNL_SEL_1 0x00000000
+#define DMA_CFG_RD_CHNL_SEL_2 0x04000000
+#define DMA_CFG_RD_CHNL_SEL_3 0x08000000
+#define DMA_CFG_RD_CHNL_SEL_4 0x0C000000
+#define DMA_CFG_WSRAM_RDCTL 0x10000000
+#define DMA_CFG_RD_PEND_CLR 0x20000000
+#define DMA_CFG_WR_PEND_CLR 0x40000000
#define DMA_CFG_SMB_NOW 0x80000000
#define DMA_CFG_RD_BURST_MASK 0x07
#define DMA_CFG_RD_BURST_SHIFT 4
@@ -611,6 +719,12 @@
#define CMB_TX_TIMER_MASK 0x0000FFFF
#define CMB_TX_TIMER_SHIFT 0
+#define ALC_MSI_MAP_TBL1 0x15D0
+
+#define ALC_MSI_ID_MAP 0x15D4
+
+#define ALC_MSI_MAP_TBL2 0x15D8
+
#define ALC_MBOX_RD0_PROD_IDX 0x15E0
#define ALC_MBOX_RD1_PROD_IDX 0x15E4
@@ -628,12 +742,17 @@
#define MBOX_TD_PROD_HI_IDX_SHIFT 0
#define MBOX_TD_PROD_LO_IDX_SHIFT 16
+#define ALC_MBOX_TD_PRI1_PROD_IDX 0x15F0 /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI0_PROD_IDX 0x15F2 /* 16 bits AR816x */
#define ALC_MBOX_TD_CONS_IDX 0x15F4
#define MBOX_TD_CONS_HI_IDX_MASK 0x0000FFFF
#define MBOX_TD_CONS_LO_IDX_MASK 0xFFFF0000
#define MBOX_TD_CONS_HI_IDX_SHIFT 0
#define MBOX_TD_CONS_LO_IDX_SHIFT 16
+#define ALC_MBOX_TD_PRI1_CONS_IDX 0x15F4 /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI0_CONS_IDX 0x15F6 /* 16 bits AR816x */
+
#define ALC_MBOX_RD01_CONS_IDX 0x15F8
#define MBOX_RD0_CONS_IDX_MASK 0x0000FFFF
#define MBOX_RD1_CONS_IDX_MASK 0xFFFF0000
@@ -662,7 +781,7 @@
#define INTR_GPHY 0x00001000
#define INTR_GPHY_LOW_PW 0x00002000
#define INTR_TXQ_TO_RST 0x00004000
-#define INTR_TX_PKT 0x00008000
+#define INTR_TX_PKT0 0x00008000
#define INTR_RX_PKT0 0x00010000
#define INTR_RX_PKT1 0x00020000
#define INTR_RX_PKT2 0x00040000
@@ -676,6 +795,15 @@
#define INTR_PHY_LINK_DOWN 0x04000000
#define INTR_DIS_INT 0x80000000
+/* INTR status for AR816x/AR817x 4 TX queues, 8 RX queues */
+#define INTR_TX_PKT1 0x00000020
+#define INTR_TX_PKT2 0x00000040
+#define INTR_TX_PKT3 0x00000080
+#define INTR_RX_PKT4 0x08000000
+#define INTR_RX_PKT5 0x10000000
+#define INTR_RX_PKT6 0x20000000
+#define INTR_RX_PKT7 0x40000000
+
/* Interrupt Mask Register */
#define ALC_INTR_MASK 0x1604
@@ -687,16 +815,19 @@
(INTR_RD0_UNDERRUN | INTR_RD1_UNDERRUN | \
INTR_RD2_UNDERRUN | INTR_RD3_UNDERRUN)
#else
+#define INTR_TX_PKT INTR_TX_PKT0
#define INTR_RX_PKT INTR_RX_PKT0
#define INTR_RD_UNDERRUN INTR_RD0_UNDERRUN
#endif
-
+#if 0
#define ALC_INTRS \
(INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST | \
INTR_TXQ_TO_RST | INTR_RX_PKT | INTR_TX_PKT | \
INTR_RX_FIFO_OFLOW | INTR_RD_UNDERRUN | \
INTR_TX_FIFO_UNDERRUN)
-
+#else
+#define ALC_INTRS 0x00018000
+#endif
#define ALC_INTR_RETRIG_TIMER 0x1608
#define INTR_RETRIG_TIMER_MASK 0x0000FFFF
#define INTR_RETRIG_TIMER_SHIFT 0
@@ -708,11 +839,51 @@
#define HDS_CFG_BACKFILLSIZE_SHIFT 8
#define HDS_CFG_MAX_HDRSIZE_SHIFT 20
+#define ALC_MBOX_TD_PRI3_PROD_IDX 0x1618 /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI2_PROD_IDX 0x161A /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI3_CONS_IDX 0x161C /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI2_CONS_IDX 0x161E /* 16 bits AR816x */
+
/* AR813x/AR815x registers for MAC statistics */
#define ALC_RX_MIB_BASE 0x1700
#define ALC_TX_MIB_BASE 0x1760
+#define ALC_DRV 0x1804 /* AR816x */
+#define DRV_ASPM_SPD10LMT_1M 0x00000000
+#define DRV_ASPM_SPD10LMT_10M 0x00000001
+#define DRV_ASPM_SPD10LMT_100M 0x00000002
+#define DRV_ASPM_SPD10LMT_NO 0x00000003
+#define DRV_ASPM_SPD10LMT_MASK 0x00000003
+#define DRV_ASPM_SPD100LMT_1M 0x00000000
+#define DRV_ASPM_SPD100LMT_10M 0x00000004
+#define DRV_ASPM_SPD100LMT_100M 0x00000008
+#define DRV_ASPM_SPD100LMT_NO 0x0000000C
+#define DRV_ASPM_SPD100LMT_MASK 0x0000000C
+#define DRV_ASPM_SPD1000LMT_100M 0x00000000
+#define DRV_ASPM_SPD1000LMT_NO 0x00000010
+#define DRV_ASPM_SPD1000LMT_1M 0x00000020
+#define DRV_ASPM_SPD1000LMT_10M 0x00000030
+#define DRV_ASPM_SPD1000LMT_MASK 0x00000000
+#define DRV_WOLCAP_BIOS_EN 0x00000100
+#define DRV_WOLMAGIC_EN 0x00000200
+#define DRV_WOLLINKUP_EN 0x00000400
+#define DRV_WOLPATTERN_EN 0x00000800
+#define DRV_AZ_EN 0x00001000
+#define DRV_WOLS5_BIOS_EN 0x00010000
+#define DRV_WOLS5_EN 0x00020000
+#define DRV_DISABLE 0x00040000
+#define DRV_PHY_MASK 0x1FE00000
+#define DRV_PHY_EEE 0x00200000
+#define DRV_PHY_APAUSE 0x00400000
+#define DRV_PHY_PAUSE 0x00800000
+#define DRV_PHY_DUPLEX 0x01000000
+#define DRV_PHY_10 0x02000000
+#define DRV_PHY_100 0x04000000
+#define DRV_PHY_1000 0x08000000
+#define DRV_PHY_AUTO 0x10000000
+#define DRV_PHY_SHIFT 21
+
#define ALC_CLK_GATING_CFG 0x1814
#define CLK_GATING_DMAW_ENB 0x0001
#define CLK_GATING_DMAR_ENB 0x0002
@@ -725,6 +896,52 @@
#define ALC_DEBUG_DATA1 0x1904
+#define ALC_MSI_RETRANS_TIMER 0x1920
+#define MSI_RETRANS_TIMER_MASK 0x0000FFFF
+#define MSI_RETRANS_MASK_SEL_STD 0x00000000
+#define MSI_RETRANS_MASK_SEL_LINE 0x00010000
+#define MSI_RETRANS_TIMER_SHIFT 0
+
+#define ALC_WRR 0x1938
+#define WRR_PRI0_MASK 0x0000001F
+#define WRR_PRI1_MASK 0x00001F00
+#define WRR_PRI2_MASK 0x001F0000
+#define WRR_PRI3_MASK 0x1F000000
+#define WRR_PRI_RESTRICT_MASK 0x60000000
+#define WRR_PRI_RESTRICT_ALL 0x00000000
+#define WRR_PRI_RESTRICT_HI 0x20000000
+#define WRR_PRI_RESTRICT_HI2 0x40000000
+#define WRR_PRI_RESTRICT_NONE 0x60000000
+#define WRR_PRI0_SHIFT 0
+#define WRR_PRI1_SHIFT 8
+#define WRR_PRI2_SHIFT 16
+#define WRR_PRI3_SHIFT 24
+#define WRR_PRI_DEFAULT 4
+#define WRR_PRI_RESTRICT_SHIFT 29
+
+#define ALC_HQTD_CFG 0x193C
+#define HQTD_CFG_Q1_BURST_MASK 0x0000000F
+#define HQTD_CFG_Q2_BURST_MASK 0x000000F0
+#define HQTD_CFG_Q3_BURST_MASK 0x00000F00
+#define HQTD_CFG_BURST_ENB 0x80000000
+#define HQTD_CFG_Q1_BURST_SHIFT 0
+#define HQTD_CFG_Q2_BURST_SHIFT 4
+#define HQTD_CFG_Q3_BURST_SHIFT 8
+
+#define ALC_MISC 0x19C0
+#define MISC_INTNLOSC_OPEN 0x00000008
+#define MISC_ISO_ENB 0x00001000
+#define MISC_PSW_OCP_MASK 0x00E00000
+#define MISC_PSW_OCP_SHIFT 21
+#define MISC_PSW_OCP_DEFAULT 7
+
+#define ALC_MISC2 0x19C8
+#define MISC2_CALB_START 0x00000001
+
+#define ALC_MISC3 0x19CC
+#define MISC3_25M_NOTO_INTNL 0x00000001
+#define MISC3_25M_BY_SW 0x00000002
+
#define ALC_MII_DBG_ADDR 0x1D
#define ALC_MII_DBG_DATA 0x1E
@@ -744,6 +961,9 @@
#define ANA_SEL_CLK125M_DSP 0x8000
#define ANA_MANUL_SWICH_ON_SHIFT 1
+#define MII_DBG_ANACTL 0x00
+#define DBG_ANACTL_DEFAULT 0x02EF
+
#define MII_ANA_CFG4 0x04
#define ANA_IECHO_ADJ_MASK 0x0F
#define ANA_IECHO_ADJ_3_MASK 0x000F
@@ -755,6 +975,9 @@
#define ANA_IECHO_ADJ_1_SHIFT 8
#define ANA_IECHO_ADJ_0_SHIFT 12
+#define MII_DBG_SYSMODCTL 0x04
+#define DBG_SYSMODCTL_DEFAULT 0xBB8B
+
#define MII_ANA_CFG5 0x05
#define ANA_SERDES_CDR_BW_MASK 0x0003
#define ANA_MS_PAD_DBG 0x0004
@@ -771,9 +994,17 @@
#define ANA_SERDES_CDR_BW_SHIFT 0
#define ANA_SERDES_TH_LOS_SHIFT 4
+#define MII_DBG_SRDSYSMOD 0x05
+#define DBG_SRDSYSMOD_DEFAULT 0x2C46
+
#define MII_ANA_CFG11 0x0B
#define ANA_PS_HIB_EN 0x8000
+#define MII_DBG_HIBNEG 0x0B
+#define DBG_HIBNEG_HIB_PULSE 0x1000
+#define DBG_HIBNEG_PSHIB_EN 0x8000
+#define DBG_HIBNEG_DEFAULT 0xBC40
+
#define MII_ANA_CFG18 0x12
#define ANA_TEST_MODE_10BT_01MASK 0x0003
#define ANA_LOOP_SEL_10BT 0x0004
@@ -788,9 +1019,36 @@
#define ANA_TRIGGER_SEL_TIMER_SHIFT 12
#define ANA_INTERVAL_SEL_TIMER_SHIFT 14
+#define MII_DBG_TST10BTCFG 0x12
+#define DBG_TST10BTCFG_DEFAULT 0x4C04
+
+#define MII_DBG_AZ_ANADECT 0x15
+#define DBG_AZ_ANADECT_DEFAULT 0x3220
+#define DBG_AZ_ANADECT_LONG 0x3210
+
+#define MII_DBG_MSE16DB 0x18
+#define DBG_MSE16DB_UP 0x05EA
+#define DBG_MSE16DB_DOWN 0x02EA
+
+#define MII_DBG_MSE20DB 0x1C
+#define DBG_MSE20DB_TH_MASK 0x01FC
+#define DBG_MSE20DB_TH_DEFAULT 0x2E
+#define DBG_MSE20DB_TH_HI 0x54
+#define DBG_MSE20DB_TH_SHIFT 2
+
+#define MII_DBG_AGC 0x23
+#define DBG_AGC_2_VGA_MASK 0x3F00
+#define DBG_AGC_2_VGA_SHIFT 8
+#define DBG_AGC_LONG1G_LIMT 40
+#define DBG_AGC_LONG100M_LIMT 44
+
#define MII_ANA_CFG41 0x29
#define ANA_TOP_PS_EN 0x8000
+#define MII_DBG_LEGCYPS 0x29
+#define DBG_LEGCYPS_ENB 0x8000
+#define DBG_LEGCYPS_DEFAULT 0x129D
+
#define MII_ANA_CFG54 0x36
#define ANA_LONG_CABLE_TH_100_MASK 0x003F
#define ANA_DESERVED 0x0040
@@ -801,6 +1059,51 @@
#define ANA_LONG_CABLE_TH_100_SHIFT 0
#define ANA_SHORT_CABLE_TH_100_SHIFT 8
+#define MII_DBG_TST100BTCFG 0x36
+#define DBG_TST100BTCFG_DEFAULT 0xE12C
+
+#define MII_DBG_GREENCFG 0x3B
+#define DBG_GREENCFG_DEFAULT 0x7078
+
+#define MII_DBG_GREENCFG2 0x3D
+#define DBG_GREENCFG2_GATE_DFSE_EN 0x0080
+#define DBG_GREENCFG2_BP_GREEN 0x8000
+
+/* Device addr 3 */
+#define MII_EXT_PCS 3
+
+#define MII_EXT_CLDCTL3 0x8003
+#define EXT_CLDCTL3_BP_CABLE1TH_DET_GT 0x8000
+
+#define MII_EXT_CLDCTL5 0x8005
+#define EXT_CLDCTL5_BP_VD_HLFBIAS 0x4000
+
+#define MII_EXT_CLDCTL6 0x8006
+#define EXT_CLDCTL6_CAB_LEN_MASK 0x00FF
+#define EXT_CLDCTL6_CAB_LEN_SHIFT 0
+#define EXT_CLDCTL6_CAB_LEN_SHORT1G 116
+#define EXT_CLDCTL6_CAB_LEN_SHORT100M 152
+
+#define MII_EXT_VDRVBIAS 0x8062
+#define EXT_VDRVBIAS_DEFAULT 3
+
+/* Device addr 7 */
+#define MII_EXT_ANEG 7
+
+#define MII_EXT_ANEG_LOCAL_EEEADV 0x3C
+#define ANEG_LOCA_EEEADV_100BT 0x0002
+#define ANEG_LOCA_EEEADV_1000BT 0x0004
+
+#define MII_EXT_ANEG_AFE 0x801A
+#define ANEG_AFEE_10BT_100M_TH 0x0040
+
+#define MII_EXT_ANEG_S3DIG10 0x8023
+#define ANEG_S3DIG10_SL 0x0001
+#define ANEG_S3DIG10_DEFAULT 0
+
+#define MII_EXT_ANEG_NLP78 0x8027
+#define ANEG_NLP78_120M_DEFAULT 0x8A05
+
/* Statistics counters collected by the MAC. */
struct smb {
/* Rx stats. */
@@ -989,7 +1292,10 @@ struct tx_desc {
/* Water mark to kick reclaiming Tx buffers. */
#define ALC_TX_DESC_HIWAT ((ALC_TX_RING_CNT * 6) / 10)
-
+/*
+ * AR816x controllers support up to 16 messages but this driver
+ * uses single message.
+ */
#define ALC_MSI_MESSAGES 1
#define ALC_MSIX_MESSAGES 1
@@ -1158,13 +1464,14 @@ struct alc_softc {
#define ALC_FLAG_PM 0x0010
#define ALC_FLAG_FASTETHER 0x0020
#define ALC_FLAG_JUMBO 0x0040
-#define ALC_FLAG_ASPM_MON 0x0080
#define ALC_FLAG_CMB_BUG 0x0100
#define ALC_FLAG_SMB_BUG 0x0200
#define ALC_FLAG_L0S 0x0400
#define ALC_FLAG_L1S 0x0800
#define ALC_FLAG_APS 0x1000
-#define ALC_FLAG_DETACH 0x4000
+
+#define ALC_FLAG_AR816X_FAMILY 0x2000
+#define ALC_FLAG_LINK_WAR 0x4000
#define ALC_FLAG_LINK 0x8000
struct timeout alc_tick_ch;
@@ -1200,5 +1507,9 @@ do { \
#define ALC_RESET_TIMEOUT 100
#define ALC_TIMEOUT 1000
#define ALC_PHY_TIMEOUT 1000
+
+#define MASTER_WAKEN_25M 0x00000020
+#define ALC_FLAG_MSI 0x0004
+#define ALC_FLAG_MSIX 0x0008
#endif /* _IF_ALCREG_H */
AR8172 chipsets. A version of this was originally submitted by Atanas
Vladimirov in early 2015 (see reference below) but never merged, so I
have updated it for current and have been using it all afternoon without
any issues:
$ dmesg | grep alc
alc0 at pci2 dev 0 function 0 "Attansic Technology AR8161" rev 0x10atphy0 at alc0 phy 0: F1 10/100/1000 PHY, rev. 9
$ ifconfig alc0
alc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
lladdr 74:d4:35:ff:ff:ff
priority: 0
groups: egress
media: Ethernet autoselect (1000baseT full-duplex,master,rxpause,txpause)
status: active
inet 17x.3x.12x.1x netmask 0xfffffe00 broadcast 17x.3x.12x.255
$ netstat -I alc0
Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Colls
alc0 1500 <Link> 74:d4:35:ff:ff:ff 744900 0 548543 0 0
alc0 1500 17x.3x.12x/ CPE74d435ffffff-C 744900 0 548543 0 0
Original patch: https://marc.info/?l=openbsd-tech&m=142895293124325&w=2
Updated patch for current:
Index: if_alc.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_alc.c,v
retrieving revision 1.39
diff -u -p -r1.39 if_alc.c
--- if_alc.c 13 Apr 2016 10:34:32 -0000 1.39
+++ if_alc.c 17 Jul 2016 19:24:26 -0000
@@ -26,7 +26,7 @@
* SUCH DAMAGE.
*/
-/* Driver for Atheros AR8131/AR8132 PCIe Ethernet. */
+/* Driver for Atheros AR8131/AR8132 AR8161/AR8162 AR8171/AR8172 PCIe Ethernet. */
#include "bpfilter.h"
#include "vlan.h"
@@ -77,12 +77,17 @@ void alc_watchdog(struct ifnet *);
int alc_mediachange(struct ifnet *);
void alc_mediastatus(struct ifnet *, struct ifmediareq *);
-void alc_aspm(struct alc_softc *, uint64_t);
+void alc_aspm(struct alc_softc *, int, uint64_t);
+void alc_aspm_813x(struct alc_softc *, uint64_t);
+void alc_aspm_816x(struct alc_softc *, int);
void alc_disable_l0s_l1(struct alc_softc *);
int alc_dma_alloc(struct alc_softc *);
void alc_dma_free(struct alc_softc *);
int alc_encap(struct alc_softc *, struct mbuf *);
void alc_get_macaddr(struct alc_softc *);
+void alc_get_macaddr_813x(struct alc_softc *);
+void alc_get_macaddr_816x(struct alc_softc *);
+void alc_get_macaddr_par(struct alc_softc *);
void alc_init_cmb(struct alc_softc *);
void alc_init_rr_ring(struct alc_softc *);
int alc_init_rx_ring(struct alc_softc *);
@@ -90,9 +95,26 @@ void alc_init_smb(struct alc_softc *);
void alc_init_tx_ring(struct alc_softc *);
int alc_intr(void *);
void alc_mac_config(struct alc_softc *);
+uint32_t alc_mii_readreg_813x(struct alc_softc *, int, int);
+uint32_t alc_mii_readreg_816x(struct alc_softc *, int, int);
+uint32_t alc_mii_writereg_813x(struct alc_softc *, int, int, int);
+uint32_t alc_mii_writereg_816x(struct alc_softc *, int, int, int);
+void alc_dsp_fixup(struct alc_softc *, int);
+
int alc_miibus_readreg(struct device *, int, int);
void alc_miibus_statchg(struct device *);
+int alc_miibus_writeregr(struct device *, int, int, int);
void alc_miibus_writereg(struct device *, int, int, int);
+uint32_t alc_miidbg_readreg(struct alc_softc *, int);
+uint32_t alc_miidbg_writereg(struct alc_softc *, int, int);
+uint32_t alc_miiext_readreg(struct alc_softc *, int, int);
+uint32_t alc_miiext_writereg(struct alc_softc *, int, int, int);
+//int alc_mediachange_locked(struct alc_softc *);
+void alc_phy_reset_813x(struct alc_softc *);
+void alc_phy_reset_816x(struct alc_softc *);
+void alc_setwol_813x(struct alc_softc *);
+void alc_setwol_816x(struct alc_softc *);
+
int alc_newbuf(struct alc_softc *, struct alc_rxdesc *);
void alc_phy_down(struct alc_softc *);
void alc_phy_reset(struct alc_softc *);
@@ -109,6 +131,13 @@ void alc_stop_mac(struct alc_softc *);
void alc_stop_queue(struct alc_softc *);
void alc_tick(void *);
void alc_txeof(struct alc_softc *);
+void alc_init_pcie(struct alc_softc *, int);
+void alc_config_msi(struct alc_softc *);
+
+int alc_dma_alloc(struct alc_softc *);
+void alc_dma_free(struct alc_softc *);
+int alc_encap(struct alc_softc *, struct mbuf *);
+void alc_osc_reset(struct alc_softc *);
uint32_t alc_dma_burst[] = { 128, 256, 512, 1024, 2048, 4096, 0 };
@@ -118,11 +147,15 @@ const struct pci_matchid alc_devices[] =
{ PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L1D },
{ PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L1D_1 },
{ PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L2C_1 },
- { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L2C_2 }
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_L2C_2 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8161 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8162 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8171 },
+ { PCI_VENDOR_ATTANSIC, PCI_PRODUCT_ATTANSIC_AR8172 }
};
struct cfattach alc_ca = {
- sizeof (struct alc_softc), alc_match, alc_attach, NULL,
+ sizeof (struct alc_softc), alc_match, alc_attach, alc_detach,
alc_activate
};
@@ -139,9 +172,22 @@ int
alc_miibus_readreg(struct device *dev, int phy, int reg)
{
struct alc_softc *sc = (struct alc_softc *)dev;
+ uint32_t v = 0;
+ if (phy != sc->alc_phyaddr)
+ return (0);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ v = alc_mii_readreg_816x(sc, phy, reg);
+ else
+ v = alc_mii_readreg_813x(sc, phy, reg);
+ return (v);
+}
+
+uint32_t
+alc_mii_readreg_813x(struct alc_softc *sc, int phy, int reg)
+{
uint32_t v;
int i;
-
if (phy != sc->alc_phyaddr)
return (0);
@@ -173,16 +219,53 @@ alc_miibus_readreg(struct device *dev, i
return ((v & MDIO_DATA_MASK) >> MDIO_DATA_SHIFT);
}
+uint32_t
+alc_mii_readreg_816x(struct alc_softc *sc, int phy, int reg)
+{
+ uint32_t clk, v;
+ int i;
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_READ |
+ MDIO_SUP_PREAMBLE | clk | MDIO_REG_ADDR(reg));
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
+ return ((v & MDIO_DATA_MASK) >> MDIO_DATA_SHIFT);
+}
+
+int
+alc_miibus_writeregr(struct device *dev, int phy, int reg, int val)
+{
+ int v;
+ struct alc_softc *sc = (struct alc_softc *)dev;
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ v = alc_mii_writereg_816x(sc, phy, reg, val);
+ else
+ v = alc_mii_writereg_813x(sc, phy, reg, val);
+ return (v);
+}
+
void
alc_miibus_writereg(struct device *dev, int phy, int reg, int val)
{
struct alc_softc *sc = (struct alc_softc *)dev;
- uint32_t v;
- int i;
-
if (phy != sc->alc_phyaddr)
return;
+ alc_miibus_writeregr(dev, phy, reg, val);
+}
+uint32_t
+alc_mii_writereg_813x(struct alc_softc *sc, int phy, int reg, int val)
+{
+ uint32_t v;
+ int i;
CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_WRITE |
(val & MDIO_DATA_MASK) << MDIO_DATA_SHIFT |
MDIO_SUP_PREAMBLE | MDIO_CLK_25_4 | MDIO_REG_ADDR(reg));
@@ -192,10 +275,31 @@ alc_miibus_writereg(struct device *dev,
if ((v & (MDIO_OP_EXECUTE | MDIO_OP_BUSY)) == 0)
break;
}
+ return (0);
+}
+uint32_t
+alc_mii_writereg_816x(struct alc_softc *sc, int phy, int reg, int val)
+{
+ uint32_t clk, v;
+ int i;
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_WRITE |
+ ((val & MDIO_DATA_MASK) << MDIO_DATA_SHIFT) | MDIO_REG_ADDR(reg) |
+ MDIO_SUP_PREAMBLE | clk);
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
if (i == 0)
printf("%s: phy write timeout: phy %d, reg %d\n",
sc->sc_dev.dv_xname, phy, reg);
+ return (0);
}
void
@@ -219,13 +323,12 @@ alc_miibus_statchg(struct device *dev)
break;
case IFM_1000_T:
if ((sc->alc_flags & ALC_FLAG_FASTETHER) == 0)
- sc->alc_flags |= ALC_FLAG_LINK;
+ sc->alc_flags |= ALC_FLAG_LINK;
break;
default:
break;
}
}
- alc_stop_queue(sc);
/* Stop Rx/Tx MACs. */
alc_stop_mac(sc);
@@ -237,7 +340,143 @@ alc_miibus_statchg(struct device *dev)
reg = CSR_READ_4(sc, ALC_MAC_CFG);
reg |= MAC_CFG_TX_ENB | MAC_CFG_RX_ENB;
CSR_WRITE_4(sc, ALC_MAC_CFG, reg);
- alc_aspm(sc, IFM_SUBTYPE(mii->mii_media_active));
+ }
+
+ alc_aspm(sc, 0, IFM_SUBTYPE(mii->mii_media_active));
+ alc_dsp_fixup(sc, IFM_SUBTYPE(mii->mii_media_active));
+}
+
+uint32_t
+alc_miidbg_readreg(struct alc_softc *sc, int reg)
+{
+ alc_miibus_writereg(&sc->sc_dev, sc->alc_phyaddr, ALC_MII_DBG_ADDR, reg);
+ return (alc_miibus_readreg(&sc->sc_dev, sc->alc_phyaddr,
+ ALC_MII_DBG_DATA));
+}
+
+uint32_t
+alc_miidbg_writereg(struct alc_softc *sc, int reg, int val)
+{
+ alc_miibus_writereg(&sc->sc_dev, sc->alc_phyaddr, ALC_MII_DBG_ADDR, reg);
+ return alc_miibus_writeregr(&sc->sc_dev, sc->alc_phyaddr,
+ ALC_MII_DBG_DATA, val);
+}
+
+uint32_t
+alc_miiext_readreg(struct alc_softc *sc, int devaddr, int reg)
+{
+ uint32_t clk, v;
+ int i;
+ CSR_WRITE_4(sc, ALC_EXT_MDIO, EXT_MDIO_REG(reg) |
+ EXT_MDIO_DEVADDR(devaddr));
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_READ |
+ MDIO_SUP_PREAMBLE | clk | MDIO_MODE_EXT);
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
+ return ((v & MDIO_DATA_MASK) >> MDIO_DATA_SHIFT);
+}
+
+uint32_t
+alc_miiext_writereg(struct alc_softc *sc, int devaddr, int reg, int val)
+{
+ uint32_t clk, v;
+ int i;
+ CSR_WRITE_4(sc, ALC_EXT_MDIO, EXT_MDIO_REG(reg) |
+ EXT_MDIO_DEVADDR(devaddr));
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0)
+ clk = MDIO_CLK_25_128;
+ else
+ clk = MDIO_CLK_25_4;
+ CSR_WRITE_4(sc, ALC_MDIO, MDIO_OP_EXECUTE | MDIO_OP_WRITE |
+ ((val & MDIO_DATA_MASK) << MDIO_DATA_SHIFT) |
+ MDIO_SUP_PREAMBLE | clk | MDIO_MODE_EXT);
+ for (i = ALC_PHY_TIMEOUT; i > 0; i--) {
+ DELAY(5);
+ v = CSR_READ_4(sc, ALC_MDIO);
+ if ((v & MDIO_OP_BUSY) == 0)
+ break;
+ }
+ return (0);
+}
+
+void
+alc_dsp_fixup(struct alc_softc *sc, int media)
+{
+ uint16_t agc, len, val;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ return;
+ if (AR816X_REV(sc->alc_rev) >= AR816X_REV_C0)
+ return;
+ /*
+ * Vendor PHY magic.
+ * 1000BT/AZ, wrong cable length
+ */
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0) {
+ len = alc_miiext_readreg(sc, MII_EXT_PCS, MII_EXT_CLDCTL6);
+ len = (len >> EXT_CLDCTL6_CAB_LEN_SHIFT) &
+ EXT_CLDCTL6_CAB_LEN_MASK;
+ agc = alc_miidbg_readreg(sc, MII_DBG_AGC);
+ agc = (agc >> DBG_AGC_2_VGA_SHIFT) & DBG_AGC_2_VGA_MASK;
+ if ((media == IFM_1000_T && len > EXT_CLDCTL6_CAB_LEN_SHORT1G &&
+ agc > DBG_AGC_LONG1G_LIMT) ||
+ (media == IFM_100_TX && len > DBG_AGC_LONG100M_LIMT &&
+ agc > DBG_AGC_LONG1G_LIMT))
+ {
+ alc_miidbg_writereg(sc, MII_DBG_AZ_ANADECT,
+ DBG_AZ_ANADECT_LONG);
+ val = alc_miiext_readreg(sc, MII_EXT_ANEG,
+ MII_EXT_ANEG_AFE);
+ val |= ANEG_AFEE_10BT_100M_TH;
+ alc_miiext_writereg(sc, MII_EXT_ANEG,
+ MII_EXT_ANEG_AFE, val);
+ }
+ else
+ {
+ alc_miidbg_writereg(sc, MII_DBG_AZ_ANADECT,
+ DBG_AZ_ANADECT_DEFAULT);
+ val = alc_miiext_readreg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE);
+ val &= ~ANEG_AFEE_10BT_100M_TH;
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE, val);
+ }
+ if ((sc->alc_flags & ALC_FLAG_LINK_WAR) != 0 &&
+ AR816X_REV(sc->alc_rev) == AR816X_REV_B0)
+ {
+ if (media == IFM_1000_T) {
+ /*
+ * Giga link threshold, raise the tolerance of
+ * noise 50%.
+ */
+ val = alc_miidbg_readreg(sc, MII_DBG_MSE20DB);
+ val &= ~DBG_MSE20DB_TH_MASK;
+ val |= (DBG_MSE20DB_TH_HI << DBG_MSE20DB_TH_SHIFT);
+ alc_miidbg_writereg(sc, MII_DBG_MSE20DB, val);
+ }
+ else if (media == IFM_100_TX)
+ alc_miidbg_writereg(sc, MII_DBG_MSE16DB,
+ DBG_MSE16DB_UP);
+ }
+ }
+ else
+ {
+ val = alc_miiext_readreg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE);
+ val &= ~ANEG_AFEE_10BT_100M_TH;
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_AFE, val);
+ if ((sc->alc_flags & ALC_FLAG_LINK_WAR) != 0 &&
+ AR816X_REV(sc->alc_rev) == AR816X_REV_B0) {
+ alc_miidbg_writereg(sc, MII_DBG_MSE16DB, DBG_MSE16DB_DOWN);
+ val = alc_miidbg_readreg(sc, MII_DBG_MSE20DB);
+ val &= ~DBG_MSE20DB_TH_MASK;
+ val |= (DBG_MSE20DB_TH_DEFAULT << DBG_MSE20DB_TH_SHIFT);
+ alc_miidbg_writereg(sc, MII_DBG_MSE20DB, val);
+ }
}
}
@@ -277,13 +516,22 @@ int
alc_match(struct device *dev, void *match, void *aux)
{
return pci_matchbyid((struct pci_attach_args *)aux, alc_devices,
- nitems(alc_devices));
+ nitems(alc_devices));
}
void
alc_get_macaddr(struct alc_softc *sc)
{
- uint32_t ea[2], opt;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ alc_get_macaddr_816x(sc);
+ else
+ alc_get_macaddr_813x(sc);
+}
+
+void
+alc_get_macaddr_813x(struct alc_softc *sc)
+{
+ uint32_t opt;
uint16_t val;
int eeprom, i;
@@ -377,7 +625,64 @@ alc_get_macaddr(struct alc_softc *sc)
break;
}
}
+ alc_get_macaddr_par(sc);
+}
+
+void
+alc_get_macaddr_816x(struct alc_softc *sc)
+{
+ uint32_t reg;
+ int i, reloaded;
+ reloaded = 0;
+
+/* Try to reload station address via TWSI. */
+ for (i = 100; i > 0; i--) {
+ reg = CSR_READ_4(sc, ALC_SLD);
+ if ((reg & (SLD_PROGRESS | SLD_START)) == 0)
+ break;
+ DELAY(1000);
+ }
+ if (i != 0) {
+ CSR_WRITE_4(sc, ALC_SLD, reg | SLD_START);
+ for (i = 100; i > 0; i--) {
+ DELAY(1000);
+ reg = CSR_READ_4(sc, ALC_SLD);
+ if ((reg & SLD_START) == 0)
+ break;
+ }
+ }
+
+/* Try to reload station address from EEPROM or FLASH. */
+ if (reloaded == 0) {
+ reg = CSR_READ_4(sc, ALC_EEPROM_LD);
+ if ((reg & (EEPROM_LD_EEPROM_EXIST |
+ EEPROM_LD_FLASH_EXIST)) != 0) {
+ for (i = 100; i > 0; i--) {
+ reg = CSR_READ_4(sc, ALC_EEPROM_LD);
+ if ((reg & (EEPROM_LD_PROGRESS |
+ EEPROM_LD_START)) == 0)
+ break;
+ DELAY(1000);
+ }
+ if (i != 0) {
+ CSR_WRITE_4(sc, ALC_EEPROM_LD, reg |
+ EEPROM_LD_START);
+ for (i = 100; i > 0; i--) {
+ DELAY(1000);
+ reg = CSR_READ_4(sc, ALC_EEPROM_LD);
+ if ((reg & EEPROM_LD_START) == 0)
+ break;
+ }
+ }
+ }
+ }
+ alc_get_macaddr_par(sc);
+}
+void
+alc_get_macaddr_par(struct alc_softc *sc)
+{
+ uint32_t ea[2];
ea[0] = CSR_READ_4(sc, ALC_PAR0);
ea[1] = CSR_READ_4(sc, ALC_PAR1);
sc->alc_eaddr[0] = (ea[1] >> 8) & 0xFF;
@@ -406,6 +711,15 @@ alc_disable_l0s_l1(struct alc_softc *sc)
void
alc_phy_reset(struct alc_softc *sc)
{
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ alc_phy_reset_816x(sc);
+ else
+ alc_phy_reset_813x(sc);
+}
+
+void
+alc_phy_reset_813x(struct alc_softc *sc)
+{
uint16_t data;
/* Reset magic from Linux. */
@@ -518,9 +832,90 @@ alc_phy_reset(struct alc_softc *sc)
}
void
+alc_phy_reset_816x(struct alc_softc *sc)
+{
+ uint32_t val;
+ val = CSR_READ_4(sc, ALC_GPHY_CFG);
+ val &= ~(GPHY_CFG_EXT_RESET | GPHY_CFG_LED_MODE |
+ GPHY_CFG_GATE_25M_ENB | GPHY_CFG_PHY_IDDQ | GPHY_CFG_PHY_PLL_ON |
+ GPHY_CFG_PWDOWN_HW | GPHY_CFG_100AB_ENB);
+ val |= GPHY_CFG_SEL_ANA_RESET;
+#ifdef notyet
+ val |= GPHY_CFG_HIB_PULSE | GPHY_CFG_HIB_EN | GPHY_CFG_SEL_ANA_RESET;
+#else
+ /* Disable PHY hibernation. */
+ val &= ~(GPHY_CFG_HIB_PULSE | GPHY_CFG_HIB_EN);
+#endif
+ CSR_WRITE_4(sc, ALC_GPHY_CFG, val);
+ DELAY(10);
+ CSR_WRITE_4(sc, ALC_GPHY_CFG, val | GPHY_CFG_EXT_RESET);
+ DELAY(800);
+ /* Vendor PHY magic. */
+#ifdef notyet
+ alc_miidbg_writereg(sc, MII_DBG_LEGCYPS, DBG_LEGCYPS_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_SYSMODCTL, DBG_SYSMODCTL_DEFAULT);
+ alc_miiext_writereg(sc, MII_EXT_PCS, MII_EXT_VDRVBIAS,
+ EXT_VDRVBIAS_DEFAULT);
+#else
+ /* Disable PHY hibernation. */
+ alc_miidbg_writereg(sc, MII_DBG_LEGCYPS,
+ DBG_LEGCYPS_DEFAULT & ~DBG_LEGCYPS_ENB);
+ alc_miidbg_writereg(sc, MII_DBG_HIBNEG,
+ DBG_HIBNEG_DEFAULT & ~(DBG_HIBNEG_PSHIB_EN | DBG_HIBNEG_HIB_PULSE));
+ alc_miidbg_writereg(sc, MII_DBG_GREENCFG, DBG_GREENCFG_DEFAULT);
+#endif
+ /* XXX Disable EEE. */
+ val = CSR_READ_4(sc, ALC_LPI_CTL);
+ val &= ~LPI_CTL_ENB;
+ CSR_WRITE_4(sc, ALC_LPI_CTL, val);
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_LOCAL_EEEADV, 0);
+ /* PHY power saving. */
+ alc_miidbg_writereg(sc, MII_DBG_TST10BTCFG, DBG_TST10BTCFG_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_SRDSYSMOD, DBG_SRDSYSMOD_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_TST100BTCFG, DBG_TST100BTCFG_DEFAULT);
+ alc_miidbg_writereg(sc, MII_DBG_ANACTL, DBG_ANACTL_DEFAULT);
+ val = alc_miidbg_readreg(sc, MII_DBG_GREENCFG2);
+ val &= ~DBG_GREENCFG2_GATE_DFSE_EN;
+ alc_miidbg_writereg(sc, MII_DBG_GREENCFG2, val);
+ /* RTL8139C, 120m issue. */
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_NLP78,
+ ANEG_NLP78_120M_DEFAULT);
+ alc_miiext_writereg(sc, MII_EXT_ANEG, MII_EXT_ANEG_S3DIG10,
+ ANEG_S3DIG10_DEFAULT);
+ if ((sc->alc_flags & ALC_FLAG_LINK_WAR) != 0) {
+ /* Turn off half amplitude. */
+ val = alc_miiext_readreg(sc, MII_EXT_PCS, MII_EXT_CLDCTL3);
+ val |= EXT_CLDCTL3_BP_CABLE1TH_DET_GT;
+ alc_miiext_writereg(sc, MII_EXT_PCS, MII_EXT_CLDCTL3, val);
+ /* Turn off Green feature. */
+ val = alc_miidbg_readreg(sc, MII_DBG_GREENCFG2);
+ val |= DBG_GREENCFG2_BP_GREEN;
+ alc_miidbg_writereg(sc, MII_DBG_GREENCFG2, val);
+ /* Turn off half bias. */
+ val = alc_miiext_readreg(sc, MII_EXT_PCS, MII_EXT_CLDCTL5);
+ val |= EXT_CLDCTL5_BP_VD_HLFBIAS;
+ alc_miiext_writereg(sc, MII_EXT_PCS, MII_EXT_CLDCTL5, val);
+ }
+}
+
+void
alc_phy_down(struct alc_softc *sc)
{
+ uint32_t gphy;
switch (sc->sc_product) {
+ case PCI_PRODUCT_ATTANSIC_AR8161:
+ /*case DEVICEID_ATHEROS_E2200:*/
+ case PCI_PRODUCT_ATTANSIC_AR8162:
+ case PCI_PRODUCT_ATTANSIC_AR8171:
+ case PCI_PRODUCT_ATTANSIC_AR8172:
+ gphy = CSR_READ_4(sc, ALC_GPHY_CFG);
+ gphy &= ~(GPHY_CFG_EXT_RESET | GPHY_CFG_LED_MODE |
+ GPHY_CFG_100AB_ENB | GPHY_CFG_PHY_PLL_ON);
+ gphy |= GPHY_CFG_HIB_EN | GPHY_CFG_HIB_PULSE |
+ GPHY_CFG_SEL_ANA_RESET;
+ gphy |= GPHY_CFG_PHY_IDDQ | GPHY_CFG_PWDOWN_HW;
+ CSR_WRITE_4(sc, ALC_GPHY_CFG, gphy);
+ break;
case PCI_PRODUCT_ATTANSIC_L1D:
case PCI_PRODUCT_ATTANSIC_L1D_1:
/*
@@ -548,14 +943,23 @@ alc_phy_down(struct alc_softc *sc)
}
void
-alc_aspm(struct alc_softc *sc, uint64_t media)
+alc_aspm(struct alc_softc *sc, int init, uint64_t media)
+{
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ alc_aspm_816x(sc, init);
+ else
+ alc_aspm_813x(sc, media);
+}
+
+void
+alc_aspm_813x(struct alc_softc *sc, uint64_t media)
{
uint32_t pmcfg;
uint16_t linkcfg;
pmcfg = CSR_READ_4(sc, ALC_PM_CFG);
if ((sc->alc_flags & (ALC_FLAG_APS | ALC_FLAG_PCIE)) ==
- (ALC_FLAG_APS | ALC_FLAG_PCIE))
+ (ALC_FLAG_APS | ALC_FLAG_PCIE))
linkcfg = CSR_READ_2(sc, sc->alc_expcap +
PCI_PCIE_LCSR);
else
@@ -632,6 +1036,150 @@ alc_aspm(struct alc_softc *sc, uint64_t
}
void
+alc_aspm_816x(struct alc_softc *sc, int init)
+{
+ uint32_t pmcfg;
+ struct ifnet *ifp = &sc->sc_arpcom.ac_if;
+ pmcfg = CSR_READ_4(sc, ALC_PM_CFG);
+ pmcfg &= ~PM_CFG_L1_ENTRY_TIMER_816X_MASK;
+ pmcfg |= PM_CFG_L1_ENTRY_TIMER_816X_DEFAULT;
+ pmcfg &= ~PM_CFG_PM_REQ_TIMER_MASK;
+ pmcfg |= PM_CFG_PM_REQ_TIMER_816X_DEFAULT;
+ pmcfg &= ~PM_CFG_LCKDET_TIMER_MASK;
+ pmcfg |= PM_CFG_LCKDET_TIMER_DEFAULT;
+ pmcfg |= PM_CFG_SERDES_PD_EX_L1 | PM_CFG_CLK_SWH_L1 | PM_CFG_PCIE_RECV;
+ pmcfg &= ~(PM_CFG_RX_L1_AFTER_L0S | PM_CFG_TX_L1_AFTER_L0S |
+ PM_CFG_ASPM_L1_ENB | PM_CFG_ASPM_L0S_ENB |
+ PM_CFG_SERDES_L1_ENB | PM_CFG_SERDES_PLL_L1_ENB |
+ PM_CFG_SERDES_BUDS_RX_L1_ENB | PM_CFG_SA_DLY_ENB |
+ PM_CFG_MAC_ASPM_CHK | PM_CFG_HOTRST);
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0)
+ pmcfg |= PM_CFG_SERDES_L1_ENB | PM_CFG_SERDES_PLL_L1_ENB;
+ if ((sc->alc_flags & ALC_FLAG_LINK) != 0) {
+ /* Link up, enable both L0s, L1s. */
+ pmcfg |= PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB |
+ PM_CFG_MAC_ASPM_CHK;
+ }
+ else
+ {
+ if (init != 0)
+ pmcfg |= PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB |
+ PM_CFG_MAC_ASPM_CHK;
+ else if ((ifp->if_flags & IFF_RUNNING) != 0)
+ pmcfg |= PM_CFG_ASPM_L1_ENB | PM_CFG_MAC_ASPM_CHK;
+ }
+ CSR_WRITE_4(sc, ALC_PM_CFG, pmcfg);
+}
+
+void
+alc_init_pcie(struct alc_softc *sc, int base)
+{
+ const char *aspm_state[] = { "L0s/L1", "L0s", "L1", "L0s/L1" };
+ uint32_t cap, ctl, val;
+ int state;
+
+ /* Clear data link and flow-control protocol error. */
+ val = CSR_READ_4(sc, ALC_PEX_UNC_ERR_SEV);
+ val &= ~(PEX_UNC_ERR_SEV_DLP | PEX_UNC_ERR_SEV_FCP);
+ CSR_WRITE_4(sc, ALC_PEX_UNC_ERR_SEV, val);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ CSR_WRITE_4(sc, ALC_LTSSM_ID_CFG,
+ CSR_READ_4(sc, ALC_LTSSM_ID_CFG) & ~LTSSM_ID_WRO_ENB);
+ CSR_WRITE_4(sc, ALC_PCIE_PHYMISC,
+ CSR_READ_4(sc, ALC_PCIE_PHYMISC) |
+ PCIE_PHYMISC_FORCE_RCV_DET);
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 &&
+ sc->alc_rev == ATHEROS_AR8152_B_V10) {
+ val = CSR_READ_4(sc, ALC_PCIE_PHYMISC2);
+ val &= ~(PCIE_PHYMISC2_SERDES_CDR_MASK |
+ PCIE_PHYMISC2_SERDES_TH_MASK);
+ val |= 3 << PCIE_PHYMISC2_SERDES_CDR_SHIFT;
+ val |= 3 << PCIE_PHYMISC2_SERDES_TH_SHIFT;
+ CSR_WRITE_4(sc, ALC_PCIE_PHYMISC2, val);
+ }
+ /* Disable ASPM L0S and L1. */
+ cap = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
+ base + PCI_PCIE_LCAP) >> 16;
+ if ((cap & 0x00000c00) != 0) {
+ ctl = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
+ base + PCI_PCIE_LCSR) >> 16;
+ if ((ctl & 0x08) != 0)
+ sc->alc_rcb = DMA_CFG_RCB_128;
+ if (alcdebug)
+ printf("%s: RCB %u bytes\n",
+ sc->sc_dev.dv_xname,
+ sc->alc_rcb == DMA_CFG_RCB_64 ? 64 : 128);
+ state = ctl & 0x03;
+ if (state & 0x01)
+ sc->alc_flags |= ALC_FLAG_L0S;
+ if (state & 0x02)
+ sc->alc_flags |= ALC_FLAG_L1S;
+ if (alcdebug)
+ printf("%s: ASPM %s %s\n",
+ sc->sc_dev.dv_xname,
+ aspm_state[state],
+ state == 0 ? "disabled" : "enabled");
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0)
+ alc_disable_l0s_l1(sc);
+ }
+ }
+ else {
+ val = CSR_READ_4(sc, ALC_PDLL_TRNS1);
+ val &= ~PDLL_TRNS1_D3PLLOFF_ENB;
+ CSR_WRITE_4(sc, ALC_PDLL_TRNS1, val);
+ val = CSR_READ_4(sc, ALC_MASTER_CFG);
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0)
+ {
+ if ((val & MASTER_WAKEN_25M) == 0 ||
+ (val & MASTER_CLK_SEL_DIS) == 0) {
+ val |= MASTER_WAKEN_25M | MASTER_CLK_SEL_DIS;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, val);
+ }
+ }
+ else {
+ if ((val & MASTER_WAKEN_25M) == 0 ||
+ (val & MASTER_CLK_SEL_DIS) != 0) {
+ val |= MASTER_WAKEN_25M;
+ val &= ~MASTER_CLK_SEL_DIS;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, val);
+ }
+ }
+ }
+ alc_aspm(sc, 1, IFM_UNKNOWN);
+}
+
+void
+alc_config_msi(struct alc_softc *sc)
+{
+ uint32_t ctl, mod;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ /*
+ * It seems interrupt moderation is controlled by
+ * ALC_MSI_RETRANS_TIMER register if MSI/MSIX is active.
+ * Driver uses RX interrupt moderation parameter to
+ * program ALC_MSI_RETRANS_TIMER register.
+ */
+ ctl = CSR_READ_4(sc, ALC_MSI_RETRANS_TIMER);
+ ctl &= ~MSI_RETRANS_TIMER_MASK;
+ ctl &= ~MSI_RETRANS_MASK_SEL_LINE;
+ mod = ALC_USECS(sc->alc_int_rx_mod);
+ if (mod == 0)
+ mod = 1;
+ ctl |= mod;
+ if ((sc->alc_flags & ALC_FLAG_MSIX) != 0)
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, ctl |
+ MSI_RETRANS_MASK_SEL_STD);
+ else if ((sc->alc_flags & ALC_FLAG_MSI) != 0)
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, ctl |
+ MSI_RETRANS_MASK_SEL_LINE);
+ else
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, 0);
+ }
+}
+
+void
alc_attach(struct device *parent, struct device *self, void *aux)
{
@@ -642,10 +1190,8 @@ alc_attach(struct device *parent, struct
const char *intrstr;
struct ifnet *ifp;
pcireg_t memtype;
- char *aspm_state[] = { "L0s/L1", "L0s", "L1", "L0s/L1" };
uint16_t burst;
- int base, state, error = 0;
- uint32_t cap, ctl, val;
+ int base, error = 0;
/*
* Allocate IO memory
@@ -657,9 +1203,26 @@ alc_attach(struct device *parent, struct
return;
}
- if (pci_intr_map_msi(pa, &ih) != 0 && pci_intr_map(pa, &ih) != 0) {
- printf(": can't map interrupt\n");
- goto fail;
+ if (pci_intr_map_msi(pa, &ih) != 0)
+ {
+ if (pci_intr_map(pa, &ih) != 0) {
+ goto fail;
+ }
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, 0);
+ }
+ else /*msi*/
+ {
+ int mod;
+ uint32_t msi_ctrl;
+ msi_ctrl = CSR_READ_4(sc, ALC_MSI_RETRANS_TIMER);
+ msi_ctrl &= ~MSI_RETRANS_TIMER_MASK;
+ msi_ctrl &= ~MSI_RETRANS_MASK_SEL_LINE;
+ mod = ALC_USECS(sc->alc_int_rx_mod);
+ if (mod == 0)
+ mod = 1;
+ msi_ctrl |= mod;
+ CSR_WRITE_4(sc, ALC_MSI_RETRANS_TIMER, msi_ctrl |
+ MSI_RETRANS_MASK_SEL_LINE);
}
/*
@@ -669,18 +1232,14 @@ alc_attach(struct device *parent, struct
sc->sc_irq_handle = pci_intr_establish(pc, ih, IPL_NET, alc_intr, sc,
sc->sc_dev.dv_xname);
if (sc->sc_irq_handle == NULL) {
- printf(": could not establish interrupt");
if (intrstr != NULL)
- printf(" at %s", intrstr);
- printf("\n");
goto fail;
}
- printf(": %s", intrstr);
sc->sc_dmat = pa->pa_dmat;
sc->sc_pct = pa->pa_pc;
sc->sc_pcitag = pa->pa_tag;
-
+
/* Set PHY address. */
sc->alc_phyaddr = ALC_PHY_ADDR;
@@ -693,7 +1252,8 @@ alc_attach(struct device *parent, struct
sc->alc_dma_wr_burst = 0;
sc->alc_rcb = DMA_CFG_RCB_64;
if (pci_get_capability(pc, pa->pa_tag, PCI_CAP_PCIEXPRESS,
- &base, NULL)) {
+ &base, NULL))
+ {
sc->alc_flags |= ALC_FLAG_PCIE;
sc->alc_expcap = base;
burst = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
@@ -713,53 +1273,13 @@ alc_attach(struct device *parent, struct
if (alc_dma_burst[sc->alc_dma_wr_burst] > 1024)
sc->alc_dma_wr_burst = 3;
/* Clear data link and flow-control protocol error. */
- val = CSR_READ_4(sc, ALC_PEX_UNC_ERR_SEV);
- val &= ~(PEX_UNC_ERR_SEV_DLP | PEX_UNC_ERR_SEV_FCP);
- CSR_WRITE_4(sc, ALC_PEX_UNC_ERR_SEV, val);
- CSR_WRITE_4(sc, ALC_LTSSM_ID_CFG,
- CSR_READ_4(sc, ALC_LTSSM_ID_CFG) & ~LTSSM_ID_WRO_ENB);
- CSR_WRITE_4(sc, ALC_PCIE_PHYMISC,
- CSR_READ_4(sc, ALC_PCIE_PHYMISC) |
- PCIE_PHYMISC_FORCE_RCV_DET);
- if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 &&
- sc->alc_rev == ATHEROS_AR8152_B_V10) {
- val = CSR_READ_4(sc, ALC_PCIE_PHYMISC2);
- val &= ~(PCIE_PHYMISC2_SERDES_CDR_MASK |
- PCIE_PHYMISC2_SERDES_TH_MASK);
- val |= 3 << PCIE_PHYMISC2_SERDES_CDR_SHIFT;
- val |= 3 << PCIE_PHYMISC2_SERDES_TH_SHIFT;
- CSR_WRITE_4(sc, ALC_PCIE_PHYMISC2, val);
- }
- /* Disable ASPM L0S and L1. */
- cap = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
- base + PCI_PCIE_LCAP) >> 16;
- if ((cap & 0x00000c00) != 0) {
- ctl = pci_conf_read(sc->sc_pct, sc->sc_pcitag,
- base + PCI_PCIE_LCSR) >> 16;
- if ((ctl & 0x08) != 0)
- sc->alc_rcb = DMA_CFG_RCB_128;
- if (alcdebug)
- printf("%s: RCB %u bytes\n",
- sc->sc_dev.dv_xname,
- sc->alc_rcb == DMA_CFG_RCB_64 ? 64 : 128);
- state = ctl & 0x03;
- if (state & 0x01)
- sc->alc_flags |= ALC_FLAG_L0S;
- if (state & 0x02)
- sc->alc_flags |= ALC_FLAG_L1S;
- if (alcdebug)
- printf("%s: ASPM %s %s\n",
- sc->sc_dev.dv_xname,
- aspm_state[state],
- state == 0 ? "disabled" : "enabled");
- alc_disable_l0s_l1(sc);
- }
+ alc_init_pcie(sc, base);
}
/* Reset PHY. */
alc_phy_reset(sc);
-
/* Reset the ethernet controller. */
+ alc_stop_mac(sc);
alc_reset(sc);
/*
@@ -769,34 +1289,52 @@ alc_attach(struct device *parent, struct
* used in AR8132 can't establish gigabit link even if it
* shows the same PHY model/revision number of AR8131.
*/
- switch (sc->sc_product) {
- case PCI_PRODUCT_ATTANSIC_L2C_1:
- case PCI_PRODUCT_ATTANSIC_L2C_2:
- sc->alc_flags |= ALC_FLAG_APS;
+ switch (sc->sc_product)
+ {
+ case PCI_PRODUCT_ATTANSIC_AR8161:
+ if (AR816X_REV(sc->alc_rev) ==0)
+ sc->alc_flags |= ALC_FLAG_LINK_WAR;
/* FALLTHROUGH */
- case PCI_PRODUCT_ATTANSIC_L2C:
- sc->alc_flags |= ALC_FLAG_FASTETHER;
+ /*case DEVICEID_ATHEROS_E2200:*/
+ case PCI_PRODUCT_ATTANSIC_AR8171:
+ sc->alc_flags |= ALC_FLAG_AR816X_FAMILY;
+ break;
+ case PCI_PRODUCT_ATTANSIC_AR8162:
+ case PCI_PRODUCT_ATTANSIC_AR8172:
+ sc->alc_flags |= ALC_FLAG_FASTETHER |
+ ALC_FLAG_AR816X_FAMILY;
break;
- case PCI_PRODUCT_ATTANSIC_L1D:
- case PCI_PRODUCT_ATTANSIC_L1D_1:
- sc->alc_flags |= ALC_FLAG_APS;
+ case PCI_PRODUCT_ATTANSIC_L2C_1:
+ case PCI_PRODUCT_ATTANSIC_L2C_2:
+ sc->alc_flags |= ALC_FLAG_APS;
/* FALLTHROUGH */
- default:
- break;
+ case PCI_PRODUCT_ATTANSIC_L2C:
+ sc->alc_flags |= ALC_FLAG_FASTETHER;
+ break;
+ case PCI_PRODUCT_ATTANSIC_L1D:
+ case PCI_PRODUCT_ATTANSIC_L1D_1:
+ sc->alc_flags |= ALC_FLAG_APS;
+ /* FALLTHROUGH */
+ default:
+ break;
}
- sc->alc_flags |= ALC_FLAG_ASPM_MON | ALC_FLAG_JUMBO;
+ sc->alc_flags |= ALC_FLAG_JUMBO;
switch (sc->sc_product) {
- case PCI_PRODUCT_ATTANSIC_L1C:
- case PCI_PRODUCT_ATTANSIC_L2C:
- sc->alc_max_framelen = 9 * 1024;
- break;
- case PCI_PRODUCT_ATTANSIC_L1D:
- case PCI_PRODUCT_ATTANSIC_L1D_1:
- case PCI_PRODUCT_ATTANSIC_L2C_1:
- case PCI_PRODUCT_ATTANSIC_L2C_2:
- sc->alc_max_framelen = 6 * 1024;
- break;
+ case PCI_PRODUCT_ATTANSIC_L1C:
+ case PCI_PRODUCT_ATTANSIC_L2C:
+ sc->alc_max_framelen = 9 * 1024;
+ break;
+ case PCI_PRODUCT_ATTANSIC_L1D:
+ case PCI_PRODUCT_ATTANSIC_L1D_1:
+ case PCI_PRODUCT_ATTANSIC_L2C_1:
+ case PCI_PRODUCT_ATTANSIC_L2C_2:
+ sc->alc_max_framelen = 6 * 1024;
+ break;
+ default:
+ /* ALC_FLAG_AR816X_FAMILY*/
+ sc->alc_max_framelen = 9 * 1024;
+ break;
}
/*
@@ -812,7 +1350,7 @@ alc_attach(struct device *parent, struct
sc->alc_flags |= ALC_FLAG_CMB_BUG;
sc->alc_chip_rev = CSR_READ_4(sc, ALC_MASTER_CFG) >>
- MASTER_CHIP_REV_SHIFT;
+ MASTER_CHIP_REV_SHIFT;
if (alcdebug) {
printf("%s: PCI device revision : 0x%04x\n",
sc->sc_dev.dv_xname, sc->alc_rev);
@@ -851,8 +1389,6 @@ alc_attach(struct device *parent, struct
ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
#endif
- printf(", address %s\n", ether_sprintf(sc->sc_arpcom.ac_enaddr));
-
/* Set up MII bus. */
sc->sc_miibus.mii_ifp = ifp;
sc->sc_miibus.mii_readreg = alc_miibus_readreg;
@@ -923,18 +1459,18 @@ alc_activate(struct device *self, int ac
int rv = 0;
switch (act) {
- case DVACT_SUSPEND:
- if (ifp->if_flags & IFF_RUNNING)
- alc_stop(sc);
- rv = config_activate_children(self, act);
- break;
- case DVACT_RESUME:
- if (ifp->if_flags & IFF_UP)
- alc_init(ifp);
- break;
- default:
- rv = config_activate_children(self, act);
- break;
+ case DVACT_SUSPEND:
+ if (ifp->if_flags & IFF_RUNNING)
+ alc_stop(sc);
+ rv = config_activate_children(self, act);
+ break;
+ case DVACT_RESUME:
+ if (ifp->if_flags & IFF_UP)
+ alc_init(ifp);
+ break;
+ default:
+ rv = config_activate_children(self, act);
+ break;
}
return (rv);
}
@@ -1181,7 +1717,6 @@ alc_dma_alloc(struct alc_softc *sc)
return (0);
}
-
void
alc_dma_free(struct alc_softc *sc)
{
@@ -1340,7 +1875,7 @@ alc_encap(struct alc_softc *sc, struct m
return (0);
- drop:
+drop:
m_freem(m);
return (error);
}
@@ -1358,14 +1893,15 @@ alc_start(struct ifnet *ifp)
if (!(ifp->if_flags & IFF_RUNNING) || ifq_is_oactive(&ifp->if_snd))
return;
+
if ((sc->alc_flags & ALC_FLAG_LINK) == 0)
return;
+
if (IFQ_IS_EMPTY(&ifp->if_snd))
return;
for (;;) {
- if (sc->alc_cdata.alc_tx_cnt + ALC_MAXTXSEGS >=
- ALC_TX_RING_CNT - 3) {
+ if (sc->alc_cdata.alc_tx_cnt + ALC_MAXTXSEGS >= ALC_TX_RING_CNT - 3) {
ifq_set_oactive(&ifp->if_snd);
break;
}
@@ -1379,7 +1915,7 @@ alc_start(struct ifnet *ifp)
continue;
}
enq++;
-
+
#if NBPFILTER > 0
/*
* If there's a BPF listener, bounce a copy of this frame
@@ -1396,11 +1932,14 @@ alc_start(struct ifnet *ifp)
sc->alc_cdata.alc_tx_ring_map->dm_mapsize,
BUS_DMASYNC_PREWRITE);
/* Kick. Assume we're using normal Tx priority queue. */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ CSR_WRITE_2(sc, ALC_MBOX_TD_PRI0_PROD_IDX,
+ (uint16_t)sc->alc_cdata.alc_tx_prod);
+ else
CSR_WRITE_4(sc, ALC_MBOX_TD_PROD_IDX,
(sc->alc_cdata.alc_tx_prod <<
MBOX_TD_PROD_LO_IDX_SHIFT) &
MBOX_TD_PROD_LO_IDX_MASK);
- /* Set a timeout in case the chip goes out to lunch. */
ifp->if_timer = ALC_TX_TIMEOUT;
}
}
@@ -1418,7 +1957,6 @@ alc_watchdog(struct ifnet *ifp)
return;
}
- printf("%s: watchdog timeout\n", sc->sc_dev.dv_xname);
ifp->if_oerrors++;
alc_init(ifp);
alc_start(ifp);
@@ -1435,32 +1973,32 @@ alc_ioctl(struct ifnet *ifp, u_long cmd,
s = splnet();
switch (cmd) {
- case SIOCSIFADDR:
- ifp->if_flags |= IFF_UP;
- if (!(ifp->if_flags & IFF_RUNNING))
- alc_init(ifp);
- break;
-
- case SIOCSIFFLAGS:
- if (ifp->if_flags & IFF_UP) {
- if (ifp->if_flags & IFF_RUNNING)
- error = ENETRESET;
- else
+ case SIOCSIFADDR:
+ ifp->if_flags |= IFF_UP;
+ if (!(ifp->if_flags & IFF_RUNNING))
alc_init(ifp);
- } else {
- if (ifp->if_flags & IFF_RUNNING)
- alc_stop(sc);
- }
- break;
+ break;
- case SIOCSIFMEDIA:
- case SIOCGIFMEDIA:
- error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, cmd);
- break;
+ case SIOCSIFFLAGS:
+ if (ifp->if_flags & IFF_UP) {
+ if (ifp->if_flags & IFF_RUNNING)
+ error = ENETRESET;
+ else
+ alc_init(ifp);
+ } else {
+ if (ifp->if_flags & IFF_RUNNING)
+ alc_stop(sc);
+ }
+ break;
- default:
- error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data);
- break;
+ case SIOCSIFMEDIA:
+ case SIOCGIFMEDIA:
+ error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, cmd);
+ break;
+
+ default:
+ error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data);
+ break;
}
if (error == ENETRESET) {
@@ -1483,19 +2021,20 @@ alc_mac_config(struct alc_softc *sc)
reg = CSR_READ_4(sc, ALC_MAC_CFG);
reg &= ~(MAC_CFG_FULL_DUPLEX | MAC_CFG_TX_FC | MAC_CFG_RX_FC |
MAC_CFG_SPEED_MASK);
- if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
reg |= MAC_CFG_HASH_ALG_CRC32 | MAC_CFG_SPEED_MODE_SW;
/* Reprogram MAC with resolved speed/duplex. */
switch (IFM_SUBTYPE(mii->mii_media_active)) {
- case IFM_10_T:
- case IFM_100_TX:
- reg |= MAC_CFG_SPEED_10_100;
- break;
- case IFM_1000_T:
- reg |= MAC_CFG_SPEED_1000;
- break;
+ case IFM_10_T:
+ case IFM_100_TX:
+ reg |= MAC_CFG_SPEED_10_100;
+ break;
+ case IFM_1000_T:
+ reg |= MAC_CFG_SPEED_1000;
+ break;
}
if ((IFM_OPTIONS(mii->mii_media_active) & IFM_FDX) != 0) {
reg |= MAC_CFG_FULL_DUPLEX;
@@ -1658,6 +2197,7 @@ alc_intr(void *arg)
int claimed = 0;
status = CSR_READ_4(sc, ALC_INTR_STATUS);
+
if ((status & ALC_INTRS) == 0)
return (0);
@@ -1670,7 +2210,6 @@ alc_intr(void *arg)
/* Acknowledge and disable interrupts. */
CSR_WRITE_4(sc, ALC_INTR_STATUS, status | INTR_DIS_INT);
-
if (ifp->if_flags & IFF_RUNNING) {
if (status & INTR_RX_PKT)
alc_rxintr(sc);
@@ -1692,13 +2231,13 @@ alc_intr(void *arg)
if (status & INTR_TX_PKT)
alc_txeof(sc);
-
alc_start(ifp);
}
claimed = 1;
back:
/* Re-enable interrupts. */
+ if ((ifp->if_flags & IFF_RUNNING) != 0)
CSR_WRITE_4(sc, ALC_INTR_STATUS, 0x7FFFFFFF);
return (claimed);
}
@@ -1710,7 +2249,6 @@ alc_txeof(struct alc_softc *sc)
struct alc_txdesc *txd;
uint32_t cons, prod;
int prog;
-
if (sc->alc_cdata.alc_tx_cnt == 0)
return;
bus_dmamap_sync(sc->sc_dmat, sc->alc_cdata.alc_tx_ring_map, 0,
@@ -1721,11 +2259,19 @@ alc_txeof(struct alc_softc *sc)
sc->alc_cdata.alc_cmb_map->dm_mapsize,
BUS_DMASYNC_POSTREAD);
prod = sc->alc_rdata.alc_cmb->cons;
- } else
+ }
+ else
+ {
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ prod = CSR_READ_2(sc, ALC_MBOX_TD_PRI0_CONS_IDX);
+ else
+ {
prod = CSR_READ_4(sc, ALC_MBOX_TD_CONS_IDX);
- /* Assume we're using normal Tx priority queue. */
- prod = (prod & MBOX_TD_CONS_LO_IDX_MASK) >>
- MBOX_TD_CONS_LO_IDX_SHIFT;
+ /* Assume we're using normal Tx priority queue. */
+ prod = (prod & MBOX_TD_CONS_LO_IDX_MASK) >>
+ MBOX_TD_CONS_LO_IDX_SHIFT;
+ }
+ }
cons = sc->alc_cdata.alc_tx_cons;
/*
* Go through our Tx list and free mbufs for those
@@ -1750,8 +2296,8 @@ alc_txeof(struct alc_softc *sc)
}
if ((sc->alc_flags & ALC_FLAG_CMB_BUG) == 0)
- bus_dmamap_sync(sc->sc_dmat, sc->alc_cdata.alc_cmb_map, 0,
- sc->alc_cdata.alc_cmb_map->dm_mapsize, BUS_DMASYNC_PREREAD);
+ bus_dmamap_sync(sc->sc_dmat, sc->alc_cdata.alc_cmb_map, 0,
+ sc->alc_cdata.alc_cmb_map->dm_mapsize, BUS_DMASYNC_PREREAD);
sc->alc_cdata.alc_tx_cons = cons;
/*
* Unarm watchdog timer only when there is no pending
@@ -1864,6 +2410,10 @@ alc_rxintr(struct alc_softc *sc)
* it still seems that pre-fetching needs more
* experimentation.
*/
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ CSR_WRITE_2(sc, ALC_MBOX_RD0_PROD_IDX,
+ (uint16_t)sc->alc_cdata.alc_rx_cons);
+ else
CSR_WRITE_4(sc, ALC_MBOX_RD0_PROD_IDX,
sc->alc_cdata.alc_rx_cons);
}
@@ -1899,6 +2449,7 @@ alc_rxeof(struct alc_softc *sc, struct r
* Force network stack compute checksum for
* errored frames.
*/
+
if ((status & (RRD_ERR_CRC | RRD_ERR_ALIGN |
RRD_ERR_TRUNC | RRD_ERR_RUNT)) != 0)
return;
@@ -1913,8 +2464,8 @@ alc_rxeof(struct alc_softc *sc, struct r
ifp->if_iqdrops++;
/* Reuse Rx buffers. */
if (sc->alc_cdata.alc_rxhead != NULL)
- m_freem(sc->alc_cdata.alc_rxhead);
- break;
+ m_freem(sc->alc_cdata.alc_rxhead);
+ break;
}
/*
@@ -1937,6 +2488,7 @@ alc_rxeof(struct alc_softc *sc, struct r
}
if (count == nsegs - 1) {
+
/* Last desc. for this frame. */
m = sc->alc_cdata.alc_rxhead;
m->m_flags |= M_PKTHDR;
@@ -1975,7 +2527,6 @@ alc_rxeof(struct alc_softc *sc, struct r
}
#endif
-
ml_enqueue(&ml, m);
}
}
@@ -2001,14 +2552,76 @@ alc_tick(void *xsc)
}
void
+alc_osc_reset(struct alc_softc *sc)
+{
+ uint32_t reg;
+ reg = CSR_READ_4(sc, ALC_MISC3);
+ reg &= ~MISC3_25M_BY_SW;
+ reg |= MISC3_25M_NOTO_INTNL;
+ CSR_WRITE_4(sc, ALC_MISC3, reg);
+ reg = CSR_READ_4(sc, ALC_MISC);
+ if (AR816X_REV(sc->alc_rev) >= AR816X_REV_B0) {
+ /*
+ * Restore over-current protection default value.
+ * This value could be reset by MAC reset.
+ */
+ reg &= ~MISC_PSW_OCP_MASK;
+ reg |= (MISC_PSW_OCP_DEFAULT << MISC_PSW_OCP_SHIFT);
+ reg &= ~MISC_INTNLOSC_OPEN;
+ CSR_WRITE_4(sc, ALC_MISC, reg);
+ CSR_WRITE_4(sc, ALC_MISC, reg | MISC_INTNLOSC_OPEN);
+ reg = CSR_READ_4(sc, ALC_MISC2);
+ reg &= ~MISC2_CALB_START;
+ CSR_WRITE_4(sc, ALC_MISC2, reg);
+ CSR_WRITE_4(sc, ALC_MISC2, reg | MISC2_CALB_START);
+ }
+ else
+ {
+ reg &= ~MISC_INTNLOSC_OPEN;
+ /* Disable isolate for revision A devices. */
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1)
+ reg &= ~MISC_ISO_ENB;
+ CSR_WRITE_4(sc, ALC_MISC, reg | MISC_INTNLOSC_OPEN);
+ CSR_WRITE_4(sc, ALC_MISC, reg);
+ }
+ DELAY(20);
+}
+
+void
alc_reset(struct alc_softc *sc)
{
uint32_t reg;
int i;
+ uint32_t pmcfg = 0;
- reg = CSR_READ_4(sc, ALC_MASTER_CFG) & 0xFFFF;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ /* Reset workaround. */
+ CSR_WRITE_4(sc, ALC_MBOX_RD0_PROD_IDX, 1);
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0) {
+ /* Disable L0s/L1s before reset. */
+ pmcfg = CSR_READ_4(sc, ALC_PM_CFG);
+ if ((pmcfg & (PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB))
+ != 0) {
+ pmcfg &= ~(PM_CFG_ASPM_L0S_ENB |
+ PM_CFG_ASPM_L1_ENB);
+ CSR_WRITE_4(sc, ALC_PM_CFG, pmcfg);
+ }
+ }
+ }
+ reg = CSR_READ_4(sc, ALC_MASTER_CFG);
reg |= MASTER_OOB_DIS_OFF | MASTER_RESET;
CSR_WRITE_4(sc, ALC_MASTER_CFG, reg);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ for (i = ALC_RESET_TIMEOUT; i > 0; i--) {
+ DELAY(10);
+ if (CSR_READ_4(sc, ALC_MBOX_RD0_PROD_IDX) == 0)
+ break;
+ }
+ if (i == 0)
+ printf( "MAC reset timeout!\n");
+ }
for (i = ALC_RESET_TIMEOUT; i > 0; i--) {
DELAY(10);
if ((CSR_READ_4(sc, ALC_MASTER_CFG) & MASTER_RESET) == 0)
@@ -2018,7 +2631,9 @@ alc_reset(struct alc_softc *sc)
printf("%s: master reset timeout!\n", sc->sc_dev.dv_xname);
for (i = ALC_RESET_TIMEOUT; i > 0; i--) {
- if ((reg = CSR_READ_4(sc, ALC_IDLE_STATUS)) == 0)
+ reg = CSR_READ_4(sc, ALC_IDLE_STATUS);
+ if ((reg & (IDLE_STATUS_RXMAC | IDLE_STATUS_TXMAC |
+ IDLE_STATUS_RXQ | IDLE_STATUS_TXQ)) == 0)
break;
DELAY(10);
}
@@ -2026,8 +2641,41 @@ alc_reset(struct alc_softc *sc)
if (i == 0)
printf("%s: reset timeout(0x%08x)!\n", sc->sc_dev.dv_xname,
reg);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1 &&
+ (sc->alc_rev & 0x01) != 0) {
+ reg = CSR_READ_4(sc, ALC_MASTER_CFG);
+ reg |= MASTER_CLK_SEL_DIS;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, reg);
+ /* Restore L0s/L1s config. */
+ if ((pmcfg & (PM_CFG_ASPM_L0S_ENB | PM_CFG_ASPM_L1_ENB)) != 0)
+ CSR_WRITE_4(sc, ALC_PM_CFG, pmcfg);
+ }
+ alc_osc_reset(sc);
+ reg = CSR_READ_4(sc, ALC_MISC3);
+ reg &= ~MISC3_25M_BY_SW;
+ reg |= MISC3_25M_NOTO_INTNL;
+ CSR_WRITE_4(sc, ALC_MISC3, reg);
+ reg = CSR_READ_4(sc, ALC_MISC);
+ reg &= ~MISC_INTNLOSC_OPEN;
+ if (AR816X_REV(sc->alc_rev) <= AR816X_REV_A1)
+ reg &= ~MISC_ISO_ENB;
+ CSR_WRITE_4(sc, ALC_MISC, reg);
+ DELAY(20);
+ }
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
+ CSR_WRITE_4(sc, ALC_SERDES_LOCK,
+ CSR_READ_4(sc, ALC_SERDES_LOCK) | SERDES_MAC_CLK_SLOWDOWN |
+ SERDES_PHY_CLK_SLOWDOWN);
}
+#if 0
+#define ALC_FLAG_ASPM_MON 0x0080
+#define ALC_RSS_IDT_TBL0 0x1B00
+
int
alc_init(struct ifnet *ifp)
{
@@ -2074,6 +2722,7 @@ alc_init(struct ifnet *ifp)
CSR_READ_4(sc, ALC_WOL_CFG);
CSR_WRITE_4(sc, ALC_WOL_CFG, 0);
/* Set Tx descriptor base addresses. */
+
paddr = sc->alc_rdata.alc_tx_ring_paddr;
CSR_WRITE_4(sc, ALC_TX_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
CSR_WRITE_4(sc, ALC_TDL_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
@@ -2252,13 +2901,14 @@ alc_init(struct ifnet *ifp)
RX_FIFO_PAUSE_THRESH_HI_MASK));
}
if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_AR8161 ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1)
CSR_WRITE_4(sc, ALC_SERDES_LOCK,
CSR_READ_4(sc, ALC_SERDES_LOCK) | SERDES_MAC_CLK_SLOWDOWN |
SERDES_PHY_CLK_SLOWDOWN);
/* Disable RSS until I understand L1C/L2C's RSS logic. */
- CSR_WRITE_4(sc, ALC_RSS_IDT_TABLE0, 0);
+ CSR_WRITE_4(sc, ALC_RSS_IDT_TBL0, 0);
CSR_WRITE_4(sc, ALC_RSS_CPU, 0);
/* Configure RxQ. */
@@ -2304,7 +2954,8 @@ alc_init(struct ifnet *ifp)
reg = MAC_CFG_TX_CRC_ENB | MAC_CFG_TX_AUTO_PAD | MAC_CFG_FULL_DUPLEX |
((MAC_CFG_PREAMBLE_DEFAULT << MAC_CFG_PREAMBLE_SHIFT) &
MAC_CFG_PREAMBLE_MASK);
- if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_AR8161||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
reg |= MAC_CFG_HASH_ALG_CRC32 | MAC_CFG_SPEED_MODE_SW;
@@ -2320,16 +2971,18 @@ alc_init(struct ifnet *ifp)
alc_rxvlan(sc);
/* Acknowledge all pending interrupts and clear it. */
+ CSR_WRITE_4(sc, ALC_INTR_MASK, ALC_INTRS );
+
CSR_WRITE_4(sc, ALC_INTR_MASK, ALC_INTRS);
- CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
- CSR_WRITE_4(sc, ALC_INTR_STATUS, 0);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS , 0);
sc->alc_flags &= ~ALC_FLAG_LINK;
/* Switch to the current media. */
mii = &sc->sc_miibus;
mii_mediachg(mii);
- timeout_add_sec(&sc->alc_tick_ch, 1);
+ timeout_add_sec(&sc->alc_tick_ch, 3);
ifp->if_flags |= IFF_RUNNING;
ifq_clr_oactive(&ifp->if_snd);
@@ -2337,6 +2990,406 @@ alc_init(struct ifnet *ifp)
return (0);
}
+#else
+
+int
+alc_init(struct ifnet *ifp)
+{
+ struct alc_softc *sc = ifp->if_softc;
+ uint8_t eaddr[ETHER_ADDR_LEN];
+ bus_addr_t paddr;
+ uint32_t reg, rxf_hi, rxf_lo;
+ int error;
+
+ /*
+ * Cancel any pending I/O.
+ */
+ alc_stop(sc);
+ /*
+ * Reset the chip to a known state.
+ */
+ alc_reset(sc);
+
+ /* Initialize Rx descriptors. */
+ error = alc_init_rx_ring(sc);
+ if (error != 0) {
+ printf("%s: no memory for Rx buffers.\n", sc->sc_dev.dv_xname);
+ alc_stop(sc);
+ return (error);
+ }
+ alc_init_rr_ring(sc);
+ alc_init_tx_ring(sc);
+ alc_init_cmb(sc);
+ alc_init_smb(sc);
+
+ /* Enable all clocks. */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ CSR_WRITE_4(sc, ALC_CLK_GATING_CFG, CLK_GATING_DMAW_ENB |
+ CLK_GATING_DMAR_ENB | CLK_GATING_TXQ_ENB |
+ CLK_GATING_RXQ_ENB | CLK_GATING_TXMAC_ENB |
+ CLK_GATING_RXMAC_ENB);
+ if (AR816X_REV(sc->alc_rev) >= AR816X_REV_B0)
+ CSR_WRITE_4(sc, ALC_IDLE_DECISN_TIMER,
+ IDLE_DECISN_TIMER_DEFAULT_1MS);
+ }
+ else
+ CSR_WRITE_4(sc, ALC_CLK_GATING_CFG, 0);
+
+ /* Reprogram the station address. */
+ bcopy(LLADDR(ifp->if_sadl), eaddr, ETHER_ADDR_LEN);
+ CSR_WRITE_4(sc, ALC_PAR0,
+ eaddr[2] << 24 | eaddr[3] << 16 | eaddr[4] << 8 | eaddr[5]);
+ CSR_WRITE_4(sc, ALC_PAR1, eaddr[0] << 8 | eaddr[1]);
+ /*
+ * Clear WOL status and disable all WOL feature as WOL
+ * would interfere Rx operation under normal environments.
+ */
+ CSR_READ_4(sc, ALC_WOL_CFG);
+ CSR_WRITE_4(sc, ALC_WOL_CFG, 0);
+ /* Set Tx descriptor base addresses. */
+ paddr = sc->alc_rdata.alc_tx_ring_paddr;
+ CSR_WRITE_4(sc, ALC_TX_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
+ CSR_WRITE_4(sc, ALC_TDL_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
+ /* We don't use high priority ring. */
+ CSR_WRITE_4(sc, ALC_TDH_HEAD_ADDR_LO, 0);
+ /* Set Tx descriptor counter. */
+ CSR_WRITE_4(sc, ALC_TD_RING_CNT,
+ (ALC_TX_RING_CNT << TD_RING_CNT_SHIFT) & TD_RING_CNT_MASK);
+ /* Set Rx descriptor base addresses. */
+ paddr = sc->alc_rdata.alc_rx_ring_paddr;
+ CSR_WRITE_4(sc, ALC_RX_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
+ CSR_WRITE_4(sc, ALC_RD0_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ /* We use one Rx ring. */
+ CSR_WRITE_4(sc, ALC_RD1_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RD2_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RD3_HEAD_ADDR_LO, 0);
+ }
+ /* Set Rx descriptor counter. */
+ CSR_WRITE_4(sc, ALC_RD_RING_CNT,
+ (ALC_RX_RING_CNT << RD_RING_CNT_SHIFT) & RD_RING_CNT_MASK);
+
+ /*
+ * Let hardware split jumbo frames into alc_max_buf_sized chunks.
+ * if it do not fit the buffer size. Rx return descriptor holds
+ * a counter that indicates how many fragments were made by the
+ * hardware. The buffer size should be multiple of 8 bytes.
+ * Since hardware has limit on the size of buffer size, always
+ * use the maximum value.
+ * For strict-alignment architectures make sure to reduce buffer
+ * size by 8 bytes to make room for alignment fixup.
+ */
+ sc->alc_buf_size = RX_BUF_SIZE_MAX;
+ CSR_WRITE_4(sc, ALC_RX_BUF_SIZE, sc->alc_buf_size);
+
+ paddr = sc->alc_rdata.alc_rr_ring_paddr;
+ /* Set Rx return descriptor base addresses. */
+ CSR_WRITE_4(sc, ALC_RRD0_HEAD_ADDR_LO, ALC_ADDR_LO(paddr));
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0)
+ {
+ /* We use one Rx return ring. */
+ CSR_WRITE_4(sc, ALC_RRD1_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RRD2_HEAD_ADDR_LO, 0);
+ CSR_WRITE_4(sc, ALC_RRD3_HEAD_ADDR_LO, 0);
+ }
+ /* Set Rx return descriptor counter. */
+ CSR_WRITE_4(sc, ALC_RRD_RING_CNT,
+ (ALC_RR_RING_CNT << RRD_RING_CNT_SHIFT) & RRD_RING_CNT_MASK);
+ paddr = sc->alc_rdata.alc_cmb_paddr;
+ CSR_WRITE_4(sc, ALC_CMB_BASE_ADDR_LO, ALC_ADDR_LO(paddr));
+ paddr = sc->alc_rdata.alc_smb_paddr;
+ CSR_WRITE_4(sc, ALC_SMB_BASE_ADDR_HI, ALC_ADDR_HI(paddr));
+ CSR_WRITE_4(sc, ALC_SMB_BASE_ADDR_LO, ALC_ADDR_LO(paddr));
+
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1) {
+ /* Reconfigure SRAM - Vendor magic. */
+ CSR_WRITE_4(sc, ALC_SRAM_RX_FIFO_LEN, 0x000002A0);
+ CSR_WRITE_4(sc, ALC_SRAM_TX_FIFO_LEN, 0x00000100);
+ CSR_WRITE_4(sc, ALC_SRAM_RX_FIFO_ADDR, 0x029F0000);
+ CSR_WRITE_4(sc, ALC_SRAM_RD0_ADDR, 0x02BF02A0);
+ CSR_WRITE_4(sc, ALC_SRAM_TX_FIFO_ADDR, 0x03BF02C0);
+ CSR_WRITE_4(sc, ALC_SRAM_TD_ADDR, 0x03DF03C0);
+ CSR_WRITE_4(sc, ALC_TXF_WATER_MARK, 0x00000000);
+ CSR_WRITE_4(sc, ALC_RD_DMA_CFG, 0x00000000);
+ }
+
+ /* Tell hardware that we're ready to load DMA blocks. */
+ CSR_WRITE_4(sc, ALC_DMA_BLOCK, DMA_BLOCK_LOAD);
+
+ /* Configure interrupt moderation timer. */
+ sc->alc_int_rx_mod = ALC_IM_RX_TIMER_DEFAULT;
+ sc->alc_int_tx_mod = ALC_IM_TX_TIMER_DEFAULT;
+ reg = ALC_USECS(sc->alc_int_rx_mod) << IM_TIMER_RX_SHIFT;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0)
+ reg |= ALC_USECS(sc->alc_int_tx_mod) << IM_TIMER_TX_SHIFT;
+ CSR_WRITE_4(sc, ALC_IM_TIMER, reg);
+ /*
+ * We don't want to automatic interrupt clear as task queue
+ * for the interrupt should know interrupt status.
+ */
+ reg = CSR_READ_4(sc, ALC_MASTER_CFG);
+ reg &= ~(MASTER_IM_RX_TIMER_ENB | MASTER_IM_TX_TIMER_ENB);
+ reg |= MASTER_SA_TIMER_ENB;
+ if (ALC_USECS(sc->alc_int_rx_mod) != 0)
+ reg |= MASTER_IM_RX_TIMER_ENB;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0 &&
+ ALC_USECS(sc->alc_int_tx_mod) != 0)
+ reg |= MASTER_IM_TX_TIMER_ENB;
+ CSR_WRITE_4(sc, ALC_MASTER_CFG, reg);
+ /*
+ * Disable interrupt re-trigger timer. We don't want automatic
+ * re-triggering of un-ACKed interrupts.
+ */
+ CSR_WRITE_4(sc, ALC_INTR_RETRIG_TIMER, ALC_USECS(0));
+ /* Configure CMB. */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ CSR_WRITE_4(sc, ALC_CMB_TD_THRESH, ALC_TX_RING_CNT / 3);
+ CSR_WRITE_4(sc, ALC_CMB_TX_TIMER,
+ ALC_USECS(sc->alc_int_tx_mod));
+ }
+ else {
+ if ((sc->alc_flags & ALC_FLAG_CMB_BUG) == 0) {
+ CSR_WRITE_4(sc, ALC_CMB_TD_THRESH, 4);
+ CSR_WRITE_4(sc, ALC_CMB_TX_TIMER, ALC_USECS(5000));
+ }
+ else
+ CSR_WRITE_4(sc, ALC_CMB_TX_TIMER, ALC_USECS(0));
+ }
+ /*
+ * Hardware can be configured to issue SMB interrupt based
+ * on programmed interval. Since there is a callout that is
+ * invoked for every hz in driver we use that instead of
+ * relying on periodic SMB interrupt.
+ */
+ CSR_WRITE_4(sc, ALC_SMB_STAT_TIMER, ALC_USECS(0));
+ /* Clear MAC statistics. */
+ alc_stats_clear(sc);
+
+ /*
+ * Always use maximum frame size that controller can support.
+ * Otherwise received frames that has larger frame length
+ * than alc(4) MTU would be silently dropped in hardware. This
+ * would make path-MTU discovery hard as sender wouldn't get
+ * any responses from receiver. alc(4) supports
+ * multi-fragmented frames on Rx path so it has no issue on
+ * assembling fragmented frames. Using maximum frame size also
+ * removes the need to reinitialize hardware when interface
+ * MTU configuration was changed.
+ *
+ * Be conservative in what you do, be liberal in what you
+ * accept from others - RFC 793.
+ */
+ CSR_WRITE_4(sc, ALC_FRAME_SIZE, sc->alc_max_framelen);
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ /* Disable header split(?) */
+ CSR_WRITE_4(sc, ALC_HDS_CFG, 0);
+
+ /* Configure IPG/IFG parameters. */
+ CSR_WRITE_4(sc, ALC_IPG_IFG_CFG,
+ ((IPG_IFG_IPGT_DEFAULT << IPG_IFG_IPGT_SHIFT) &
+ IPG_IFG_IPGT_MASK) |
+ ((IPG_IFG_MIFG_DEFAULT << IPG_IFG_MIFG_SHIFT) &
+ IPG_IFG_MIFG_MASK) |
+ ((IPG_IFG_IPG1_DEFAULT << IPG_IFG_IPG1_SHIFT) &
+ IPG_IFG_IPG1_MASK) |
+ ((IPG_IFG_IPG2_DEFAULT << IPG_IFG_IPG2_SHIFT) &
+ IPG_IFG_IPG2_MASK));
+ /* Set parameters for half-duplex media. */
+ CSR_WRITE_4(sc, ALC_HDPX_CFG,
+ ((HDPX_CFG_LCOL_DEFAULT << HDPX_CFG_LCOL_SHIFT) &
+ HDPX_CFG_LCOL_MASK) |
+ ((HDPX_CFG_RETRY_DEFAULT << HDPX_CFG_RETRY_SHIFT) &
+ HDPX_CFG_RETRY_MASK) | HDPX_CFG_EXC_DEF_EN |
+ ((HDPX_CFG_ABEBT_DEFAULT << HDPX_CFG_ABEBT_SHIFT) &
+ HDPX_CFG_ABEBT_MASK) |
+ ((HDPX_CFG_JAMIPG_DEFAULT << HDPX_CFG_JAMIPG_SHIFT) &
+ HDPX_CFG_JAMIPG_MASK));
+ }
+ /*
+ * Set TSO/checksum offload threshold. For frames that is
+ * larger than this threshold, hardware wouldn't do
+ * TSO/checksum offloading.
+ */
+ reg = (sc->alc_max_framelen >> TSO_OFFLOAD_THRESH_UNIT_SHIFT) &
+ TSO_OFFLOAD_THRESH_MASK;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ reg |= TSO_OFFLOAD_ERRLGPKT_DROP_ENB;
+ CSR_WRITE_4(sc, ALC_TSO_OFFLOAD_THRESH, reg);
+ /* Configure TxQ. */
+ reg = (alc_dma_burst[sc->alc_dma_rd_burst] <<
+ TXQ_CFG_TX_FIFO_BURST_SHIFT) & TXQ_CFG_TX_FIFO_BURST_MASK;
+ if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
+ reg >>= 1;
+ reg |= (TXQ_CFG_TD_BURST_DEFAULT << TXQ_CFG_TD_BURST_SHIFT) &
+ TXQ_CFG_TD_BURST_MASK;
+ reg |= TXQ_CFG_IP_OPTION_ENB | TXQ_CFG_8023_ENB;
+ CSR_WRITE_4(sc, ALC_TXQ_CFG, reg | TXQ_CFG_ENHANCED_MODE);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ reg = (TXQ_CFG_TD_BURST_DEFAULT << HQTD_CFG_Q1_BURST_SHIFT |
+ TXQ_CFG_TD_BURST_DEFAULT << HQTD_CFG_Q2_BURST_SHIFT |
+ TXQ_CFG_TD_BURST_DEFAULT << HQTD_CFG_Q3_BURST_SHIFT |
+ HQTD_CFG_BURST_ENB);
+ CSR_WRITE_4(sc, ALC_HQTD_CFG, reg);
+ reg = WRR_PRI_RESTRICT_NONE;
+ reg |= (WRR_PRI_DEFAULT << WRR_PRI0_SHIFT |
+ WRR_PRI_DEFAULT << WRR_PRI1_SHIFT |
+ WRR_PRI_DEFAULT << WRR_PRI2_SHIFT |
+ WRR_PRI_DEFAULT << WRR_PRI3_SHIFT);
+ CSR_WRITE_4(sc, ALC_WRR, reg);
+ }
+ else
+ {
+ /* Configure Rx free descriptor pre-fetching. */
+ CSR_WRITE_4(sc, ALC_RX_RD_FREE_THRESH,
+ ((RX_RD_FREE_THRESH_HI_DEFAULT <<
+ RX_RD_FREE_THRESH_HI_SHIFT) & RX_RD_FREE_THRESH_HI_MASK) |
+ ((RX_RD_FREE_THRESH_LO_DEFAULT <<
+ RX_RD_FREE_THRESH_LO_SHIFT) & RX_RD_FREE_THRESH_LO_MASK));
+ }
+
+ /*
+ * Configure flow control parameters.
+ * XON : 80% of Rx FIFO
+ * XOFF : 30% of Rx FIFO
+ */
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ reg = CSR_READ_4(sc, ALC_SRAM_RX_FIFO_LEN);
+ reg &= SRAM_RX_FIFO_LEN_MASK;
+ reg *= 8;
+ if (reg > 8 * 1024)
+ reg -= RX_FIFO_PAUSE_816X_RSVD;
+ else
+ reg -= RX_BUF_SIZE_MAX;
+ reg /= 8;
+ CSR_WRITE_4(sc, ALC_RX_FIFO_PAUSE_THRESH,
+ ((reg << RX_FIFO_PAUSE_THRESH_LO_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_LO_MASK) |
+ (((RX_FIFO_PAUSE_816X_RSVD / 8) <<
+ RX_FIFO_PAUSE_THRESH_HI_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_HI_MASK));
+ }
+ else if ( sc->sc_product == PCI_PRODUCT_ATTANSIC_L1C||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C) {
+ reg = CSR_READ_4(sc, ALC_SRAM_RX_FIFO_LEN);
+ rxf_hi = (reg * 8) / 10;
+ rxf_lo = (reg * 3) / 10;
+ CSR_WRITE_4(sc, ALC_RX_FIFO_PAUSE_THRESH,
+ ((rxf_lo << RX_FIFO_PAUSE_THRESH_LO_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_LO_MASK) |
+ ((rxf_hi << RX_FIFO_PAUSE_THRESH_HI_SHIFT) &
+ RX_FIFO_PAUSE_THRESH_HI_MASK));
+ }
+ /* patch if (sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_1)
+ CSR_WRITE_4(sc, ALC_SERDES_LOCK,
+ CSR_READ_4(sc, ALC_SERDES_LOCK) | SERDES_MAC_CLK_SLOWDOWN |
+ SERDES_PHY_CLK_SLOWDOWN); */
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ /* Disable RSS until I understand L1C/L2C's RSS logic. */
+ CSR_WRITE_4(sc, ALC_RSS_IDT_TABLE0, 0);
+ CSR_WRITE_4(sc, ALC_RSS_CPU, 0);
+ }
+ /* Configure RxQ. */
+ reg = (RXQ_CFG_RD_BURST_DEFAULT << RXQ_CFG_RD_BURST_SHIFT) &
+ RXQ_CFG_RD_BURST_MASK;
+ reg |= RXQ_CFG_RSS_MODE_DIS;
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0)
+ reg |= (RXQ_CFG_816X_IDT_TBL_SIZE_DEFAULT <<
+ RXQ_CFG_816X_IDT_TBL_SIZE_SHIFT) &
+ RXQ_CFG_816X_IDT_TBL_SIZE_MASK;
+ if ((sc->alc_flags & ALC_FLAG_FASTETHER) == 0 &&
+ sc->sc_product != PCI_PRODUCT_ATTANSIC_L1D_1)
+ reg |= RXQ_CFG_ASPM_THROUGHPUT_LIMIT_1M;
+ CSR_WRITE_4(sc, ALC_RXQ_CFG, reg);
+
+ /* Configure DMA parameters. */
+ reg = DMA_CFG_OUT_ORDER | DMA_CFG_RD_REQ_PRI;
+ reg |= sc->alc_rcb;
+ if ((sc->alc_flags & ALC_FLAG_CMB_BUG) == 0)
+ reg |= DMA_CFG_CMB_ENB;
+ if ((sc->alc_flags & ALC_FLAG_SMB_BUG) == 0)
+ reg |= DMA_CFG_SMB_ENB;
+ else
+ reg |= DMA_CFG_SMB_DIS;
+ reg |= (sc->alc_dma_rd_burst & DMA_CFG_RD_BURST_MASK) <<
+ DMA_CFG_RD_BURST_SHIFT;
+ reg |= (sc->alc_dma_wr_burst & DMA_CFG_WR_BURST_MASK) <<
+ DMA_CFG_WR_BURST_SHIFT;
+ reg |= (DMA_CFG_RD_DELAY_CNT_DEFAULT << DMA_CFG_RD_DELAY_CNT_SHIFT) &
+ DMA_CFG_RD_DELAY_CNT_MASK;
+ reg |= (DMA_CFG_WR_DELAY_CNT_DEFAULT << DMA_CFG_WR_DELAY_CNT_SHIFT) &
+ DMA_CFG_WR_DELAY_CNT_MASK;
+
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0) {
+ switch (AR816X_REV(sc->alc_rev)) {
+ case AR816X_REV_A0:
+ case AR816X_REV_A1:
+ reg |= DMA_CFG_RD_CHNL_SEL_1;
+ break;
+ case AR816X_REV_B0:
+ reg |= DMA_CFG_RD_CHNL_SEL_3;
+ break;
+ default:
+ break;
+ }
+ }
+ CSR_WRITE_4(sc, ALC_DMA_CFG, reg);
+
+ /*
+ * Configure Tx/Rx MACs.
+ * - Auto-padding for short frames.
+ * - Enable CRC generation.
+ * Actual reconfiguration of MAC for resolved speed/duplex
+ * is followed after detection of link establishment.
+ * AR813x/AR815x always does checksum computation regardless
+ * of MAC_CFG_RXCSUM_ENB bit. Also the controller is known to
+ * have bug in protocol field in Rx return structure so
+ * these controllers can't handle fragmented frames. Disable
+ * Rx checksum offloading until there is a newer controller
+ * that has sane implementation.
+ */
+ reg = MAC_CFG_TX_CRC_ENB | MAC_CFG_TX_AUTO_PAD | MAC_CFG_FULL_DUPLEX |
+ ((MAC_CFG_PREAMBLE_DEFAULT << MAC_CFG_PREAMBLE_SHIFT) &
+ MAC_CFG_PREAMBLE_MASK);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) != 0 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L1D_1 ||
+ sc->sc_product == PCI_PRODUCT_ATTANSIC_L2C_2)
+ reg |= MAC_CFG_HASH_ALG_CRC32 | MAC_CFG_SPEED_MODE_SW;
+ if ((sc->alc_flags & ALC_FLAG_FASTETHER) != 0)
+ reg |= MAC_CFG_SPEED_10_100;
+ else
+ reg |= MAC_CFG_SPEED_1000;
+ CSR_WRITE_4(sc, ALC_MAC_CFG, reg);
+
+ /* Set up the receive filter. */
+ alc_iff(sc);
+
+ alc_rxvlan(sc);
+
+ /* Acknowledge all pending interrupts and clear it. */
+ CSR_WRITE_4(sc, ALC_INTR_MASK, ALC_INTRS);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
+ CSR_WRITE_4(sc, ALC_INTR_STATUS, 0);
+
+ ifp->if_flags |= IFF_RUNNING;
+ ifp->if_flags &= ~IFF_OACTIVE;
+
+ sc->alc_flags &= ~ALC_FLAG_LINK;
+ /* Switch to the current media. */
+ alc_mediachange(ifp);
+ timeout_add_sec(&sc->alc_tick_ch, 1);
+
+ ifp->if_flags |= IFF_RUNNING;
+ ifp->if_flags &= ~IFF_OACTIVE;
+
+ return (0);
+}
+#endif
+
void
alc_stop(struct alc_softc *sc)
{
@@ -2361,7 +3414,6 @@ alc_stop(struct alc_softc *sc)
/* Disable interrupts. */
CSR_WRITE_4(sc, ALC_INTR_MASK, 0);
CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
- alc_stop_queue(sc);
/* Disable DMA. */
reg = CSR_READ_4(sc, ALC_DMA_CFG);
@@ -2376,6 +3428,9 @@ alc_stop(struct alc_softc *sc)
/* Disable interrupts which might be touched in taskq handler. */
CSR_WRITE_4(sc, ALC_INTR_STATUS, 0xFFFFFFFF);
+ /* Disable L0s/L1s */
+ alc_aspm(sc, 0, IFM_UNKNOWN);
+
/* Reclaim Rx buffers that have been processed. */
if (sc->alc_cdata.alc_rxhead != NULL)
m_freem(sc->alc_cdata.alc_rxhead);
@@ -2410,7 +3465,7 @@ alc_stop_mac(struct alc_softc *sc)
{
uint32_t reg;
int i;
-
+ alc_stop_queue(sc);
/* Disable Rx/Tx MAC. */
reg = CSR_READ_4(sc, ALC_MAC_CFG);
if ((reg & (MAC_CFG_TX_ENB | MAC_CFG_RX_ENB)) != 0) {
@@ -2419,7 +3474,7 @@ alc_stop_mac(struct alc_softc *sc)
}
for (i = ALC_TIMEOUT; i > 0; i--) {
reg = CSR_READ_4(sc, ALC_IDLE_STATUS);
- if (reg == 0)
+ if ((reg & (IDLE_STATUS_RXMAC | IDLE_STATUS_TXMAC)) == 0)
break;
DELAY(10);
}
@@ -2442,8 +3497,13 @@ alc_start_queue(struct alc_softc *sc)
/* Enable RxQ. */
cfg = CSR_READ_4(sc, ALC_RXQ_CFG);
- cfg &= ~RXQ_CFG_ENB;
- cfg |= qcfg[1];
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ cfg &= ~RXQ_CFG_ENB;
+ cfg |= qcfg[1];
+ }
+ else
+ cfg |= RXQ_CFG_QUEUE0_ENB;
+
CSR_WRITE_4(sc, ALC_RXQ_CFG, cfg);
/* Enable TxQ. */
cfg = CSR_READ_4(sc, ALC_TXQ_CFG);
@@ -2465,10 +3525,18 @@ alc_stop_queue(struct alc_softc *sc)
}
/* Disable TxQ. */
reg = CSR_READ_4(sc, ALC_TXQ_CFG);
- if ((reg & TXQ_CFG_ENB) != 0) {
- reg &= ~TXQ_CFG_ENB;
- CSR_WRITE_4(sc, ALC_TXQ_CFG, reg);
+ if ((sc->alc_flags & ALC_FLAG_AR816X_FAMILY) == 0) {
+ if ((reg & RXQ_CFG_ENB) != 0) {
+ reg &= ~RXQ_CFG_ENB;
+ CSR_WRITE_4(sc, ALC_RXQ_CFG, reg);
+ }
+ } else {
+ if ((reg & RXQ_CFG_QUEUE0_ENB) != 0) {
+ reg &= ~RXQ_CFG_QUEUE0_ENB;
+ CSR_WRITE_4(sc, ALC_RXQ_CFG, reg);
+ }
}
+ DELAY(40);
for (i = ALC_TIMEOUT; i > 0; i--) {
reg = CSR_READ_4(sc, ALC_IDLE_STATUS);
if ((reg & (IDLE_STATUS_RXQ | IDLE_STATUS_TXQ)) == 0)
Index: if_alcreg.h
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_alcreg.h,v
retrieving revision 1.5
diff -u -p -r1.5 if_alcreg.h
--- if_alcreg.h 27 Nov 2014 14:52:04 -0000 1.5
+++ if_alcreg.h 17 Jul 2016 19:24:26 -0000
@@ -36,6 +36,17 @@
#define ATHEROS_AR8152_B_V10 0xC0
#define ATHEROS_AR8152_B_V11 0xC1
+/*
+ * Atheros AR816x/AR817x revisions
+ */
+#define AR816X_REV_A0 0
+#define AR816X_REV_A1 1
+#define AR816X_REV_B0 2
+#define AR816X_REV_C0 3
+
+#define AR816X_REV_SHIFT 3
+#define AR816X_REV(x) ((x) >> AR816X_REV_SHIFT)
+
/* 0x0000 - 0x02FF : PCIe configuration space */
#define ALC_PEX_UNC_ERR_SEV 0x10C
@@ -51,11 +62,42 @@
#define PEX_UNC_ERR_SEV_ECRC 0x00080000
#define PEX_UNC_ERR_SEV_UR 0x00100000
+#define ALC_EEPROM_LD 0x204 /* AR816x */
+#define EEPROM_LD_START 0x00000001
+#define EEPROM_LD_IDLE 0x00000010
+#define EEPROM_LD_DONE 0x00000000
+#define EEPROM_LD_PROGRESS 0x00000020
+#define EEPROM_LD_EXIST 0x00000100
+#define EEPROM_LD_EEPROM_EXIST 0x00000200
+#define EEPROM_LD_FLASH_EXIST 0x00000400
+#define EEPROM_LD_FLASH_END_ADDR_MASK 0x03FF0000
+#define EEPROM_LD_FLASH_END_ADDR_SHIFT 16
+
#define ALC_TWSI_CFG 0x218
#define TWSI_CFG_SW_LD_START 0x00000800
#define TWSI_CFG_HW_LD_START 0x00001000
#define TWSI_CFG_LD_EXIST 0x00400000
+#define ALC_SLD 0x218 /* AR816x */
+#define SLD_START 0x00000800
+#define SLD_PROGRESS 0x00001000
+#define SLD_IDLE 0x00002000
+#define SLD_SLVADDR_MASK 0x007F0000
+#define SLD_EXIST 0x00800000
+#define SLD_FREQ_MASK 0x03000000
+#define SLD_FREQ_100K 0x00000000
+#define SLD_FREQ_200K 0x01000000
+#define SLD_FREQ_300K 0x02000000
+#define SLD_FREQ_400K 0x03000000
+
+#define PCIEM_LINK_CAP_ASPM 0x00000c00
+#define PCIEM_LINK_CTL_RCB 0x0008
+#define PCIEM_LINK_CTL_ASPMC_DIS 0x0000
+#define PCIEM_LINK_CTL_ASPMC_L0S 0x0001
+#define PCIEM_LINK_CTL_ASPMC_L1 0x0002
+#define PCIEM_LINK_CTL_ASPMC 0x0003
+#define IFM_UNKNOWN 25 /* media types not defined yet */
+
#define ALC_PCIE_PHYMISC 0x1000
#define PCIE_PHYMISC_FORCE_RCV_DET 0x00000004
@@ -65,6 +107,9 @@
#define PCIE_PHYMISC2_SERDES_CDR_SHIFT 16
#define PCIE_PHYMISC2_SERDES_TH_SHIFT 18
+#define ALC_PDLL_TRNS1 0x1104
+#define PDLL_TRNS1_D3PLLOFF_ENB 0x00000800
+
#define ALC_TWSI_DEBUG 0x1108
#define TWSI_DEBUG_DEV_EXIST 0x20000000
@@ -91,11 +136,15 @@
#define PM_CFG_SERDES_PD_EX_L1 0x00000040
#define PM_CFG_SERDES_BUDS_RX_L1_ENB 0x00000080
#define PM_CFG_L0S_ENTRY_TIMER_MASK 0x00000F00
+#define PM_CFG_RX_L1_AFTER_L0S 0x00000800
#define PM_CFG_ASPM_L0S_ENB 0x00001000
#define PM_CFG_CLK_SWH_L1 0x00002000
#define PM_CFG_CLK_PWM_VER1_1 0x00004000
#define PM_CFG_PCIE_RECV 0x00008000
#define PM_CFG_L1_ENTRY_TIMER_MASK 0x000F0000
+#define PM_CFG_L1_ENTRY_TIMER_816X_MASK 0x00070000
+#define PM_CFG_TX_L1_AFTER_L0S 0x00080000
+
#define PM_CFG_PM_REQ_TIMER_MASK 0x00F00000
#define PM_CFG_LCKDET_TIMER_MASK 0x0F000000
#define PM_CFG_EN_BUFS_RX_L0S 0x10000000
@@ -109,8 +158,10 @@
#define PM_CFG_L0S_ENTRY_TIMER_DEFAULT 6
#define PM_CFG_L1_ENTRY_TIMER_DEFAULT 1
+#define PM_CFG_L1_ENTRY_TIMER_816X_DEFAULT 4
#define PM_CFG_LCKDET_TIMER_DEFAULT 12
#define PM_CFG_PM_REQ_TIMER_DEFAULT 12
+#define PM_CFG_PM_REQ_TIMER_816X_DEFAULT 15
#define ALC_LTSSM_ID_CFG 0x12FC
#define LTSSM_ID_WRO_ENB 0x00001000
@@ -159,7 +210,8 @@
*/
#define ALC_IM_TX_TIMER_DEFAULT 1000 /* 1ms */
-#define ALC_GPHY_CFG 0x140C /* 16bits */
+#define ALC_GPHY_CFG 0x140C /* 16 bits, 32 bits on AR816x */
+
#define GPHY_CFG_EXT_RESET 0x0001
#define GPHY_CFG_RTL_MODE 0x0002
#define GPHY_CFG_LED_MODE 0x0004
@@ -176,6 +228,7 @@
#define GPHY_CFG_PHY_PLL_ON 0x2000
#define GPHY_CFG_PWDOWN_HW 0x4000
#define GPHY_CFG_PHY_PLL_BYPASS 0x8000
+#define GPHY_CFG_100AB_ENB 0x00020000
#define ALC_IDLE_STATUS 0x1410
#define IDLE_STATUS_RXMAC 0x00000001
@@ -200,9 +253,10 @@
#define MDIO_CLK_25_10 0x04000000
#define MDIO_CLK_25_14 0x05000000
#define MDIO_CLK_25_20 0x06000000
-#define MDIO_CLK_25_28 0x07000000
+#define MDIO_CLK_25_128 0x07000000
#define MDIO_OP_BUSY 0x08000000
#define MDIO_AP_ENB 0x10000000
+#define MDIO_MODE_EXT 0x40000000
#define MDIO_DATA_SHIFT 0
#define MDIO_REG_ADDR_SHIFT 16
@@ -236,6 +290,23 @@
#define SERDES_MAC_CLK_SLOWDOWN 0x00020000
#define SERDES_PHY_CLK_SLOWDOWN 0x00040000
+#define ALC_LPI_CTL 0x1440
+#define LPI_CTL_ENB 0x00000001
+
+#define ALC_EXT_MDIO 0x1448
+#define EXT_MDIO_REG_MASK 0x0000FFFF
+#define EXT_MDIO_DEVADDR_MASK 0x001F0000
+#define EXT_MDIO_REG_SHIFT 0
+#define EXT_MDIO_DEVADDR_SHIFT 16
+
+#define EXT_MDIO_REG(x) \
+ (((x) << EXT_MDIO_REG_SHIFT) & EXT_MDIO_REG_MASK)
+#define EXT_MDIO_DEVADDR(x) \
+ (((x) << EXT_MDIO_DEVADDR_SHIFT) & EXT_MDIO_DEVADDR_MASK)
+
+#define ALC_IDLE_DECISN_TIMER 0x1474
+#define IDLE_DECISN_TIMER_DEFAULT_1MS 0x400
+
#define ALC_MAC_CFG 0x1480
#define MAC_CFG_TX_ENB 0x00000001
#define MAC_CFG_RX_ENB 0x00000002
@@ -266,6 +337,7 @@
#define MAC_CFG_SINGLE_PAUSE_ENB 0x10000000
#define MAC_CFG_HASH_ALG_CRC32 0x20000000
#define MAC_CFG_SPEED_MODE_SW 0x40000000
+#define MAC_CFG_FAST_PAUSE 0x80000000
#define MAC_CFG_PREAMBLE_SHIFT 10
#define MAC_CFG_PREAMBLE_DEFAULT 7
@@ -366,8 +438,12 @@
#define ALC_RSS_IDT_TABLE0 0x14E0
+#define ALC_TD_PRI2_HEAD_ADDR_LO 0x14E0 /* AR816x */
+
#define ALC_RSS_IDT_TABLE1 0x14E4
+#define ALC_TD_PRI3_HEAD_ADDR_LO 0x14E4 /* AR816x */
+
#define ALC_RSS_IDT_TABLE2 0x14E8
#define ALC_RSS_IDT_TABLE3 0x14EC
@@ -410,6 +486,8 @@
#define ALC_SRAM_RX_FIFO_ADDR 0x1520
#define ALC_SRAM_RX_FIFO_LEN 0x1524
+#define SRAM_RX_FIFO_LEN_MASK 0x00000FFF
+#define SRAM_RX_FIFO_LEN_SHIFT 0
#define ALC_SRAM_TX_FIFO_ADDR 0x1528
@@ -466,8 +544,12 @@
#define ALC_TDH_HEAD_ADDR_LO 0x157C
+#define ALC_TD_PRI1_HEAD_ADDR_LO 0x157C /* AR816x */
+
#define ALC_TDL_HEAD_ADDR_LO 0x1580
+#define ALC_TD_PRI0_HEAD_ADDR_LO 0x1580 /* AR816x */
+
#define ALC_TD_RING_CNT 0x1584
#define TD_RING_CNT_MASK 0x0000FFFF
#define TD_RING_CNT_SHIFT 0
@@ -487,6 +569,7 @@
#define ALC_TSO_OFFLOAD_THRESH 0x1594 /* 8 bytes unit */
#define TSO_OFFLOAD_THRESH_MASK 0x000007FF
+#define TSO_OFFLOAD_ERRLGPKT_DROP_ENB 0x00000800
#define TSO_OFFLOAD_THRESH_SHIFT 0
#define TSO_OFFLOAD_THRESH_UNIT 8
#define TSO_OFFLOAD_THRESH_UNIT_SHIFT 3
@@ -534,6 +617,17 @@
(RXQ_CFG_QUEUE0_ENB | RXQ_CFG_QUEUE1_ENB | \
RXQ_CFG_QUEUE2_ENB | RXQ_CFG_QUEUE3_ENB)
+/* AR816x specific bits */
+#define RXQ_CFG_816X_RSS_HASH_IPV4 0x00000004
+#define RXQ_CFG_816X_RSS_HASH_IPV4_TCP 0x00000008
+#define RXQ_CFG_816X_RSS_HASH_IPV6 0x00000010
+#define RXQ_CFG_816X_RSS_HASH_IPV6_TCP 0x00000020
+#define RXQ_CFG_816X_RSS_HASH_MASK 0x0000003C
+#define RXQ_CFG_816X_IPV6_PARSE_ENB 0x00000080
+#define RXQ_CFG_816X_IDT_TBL_SIZE_MASK 0x0001FF00
+#define RXQ_CFG_816X_IDT_TBL_SIZE_SHIFT 8
+#define RXQ_CFG_816X_IDT_TBL_SIZE_DEFAULT 0x100
+
#define ALC_RX_RD_FREE_THRESH 0x15A4 /* 8 bytes unit. */
#define RX_RD_FREE_THRESH_HI_MASK 0x0000003F
#define RX_RD_FREE_THRESH_LO_MASK 0x00000FC0
@@ -548,6 +642,12 @@
#define RX_FIFO_PAUSE_THRESH_LO_SHIFT 0
#define RX_FIFO_PAUSE_THRESH_HI_SHIFT 16
+/*
+ * Size = tx-packet(1522) IPG(12) + SOF(8) + 64(Pause) + IPG(12) + SOF(8) +
+ * rx-packet(1522) + delay-of-link(64) = 3212.
+ */
+#define RX_FIFO_PAUSE_816X_RSVD 3212
+
#define ALC_RD_DMA_CFG 0x15AC
#define RD_DMA_CFG_THRESH_MASK 0x00000FFF /* 8 bytes unit */
#define RD_DMA_CFG_TIMER_MASK 0xFFFF0000
@@ -589,6 +689,14 @@
#define DMA_CFG_SMB_ENB 0x00200000
#define DMA_CFG_CMB_NOW 0x00400000
#define DMA_CFG_SMB_DIS 0x01000000
+#define DMA_CFG_RD_CHNL_SEL_MASK 0x0C000000
+#define DMA_CFG_RD_CHNL_SEL_1 0x00000000
+#define DMA_CFG_RD_CHNL_SEL_2 0x04000000
+#define DMA_CFG_RD_CHNL_SEL_3 0x08000000
+#define DMA_CFG_RD_CHNL_SEL_4 0x0C000000
+#define DMA_CFG_WSRAM_RDCTL 0x10000000
+#define DMA_CFG_RD_PEND_CLR 0x20000000
+#define DMA_CFG_WR_PEND_CLR 0x40000000
#define DMA_CFG_SMB_NOW 0x80000000
#define DMA_CFG_RD_BURST_MASK 0x07
#define DMA_CFG_RD_BURST_SHIFT 4
@@ -611,6 +719,12 @@
#define CMB_TX_TIMER_MASK 0x0000FFFF
#define CMB_TX_TIMER_SHIFT 0
+#define ALC_MSI_MAP_TBL1 0x15D0
+
+#define ALC_MSI_ID_MAP 0x15D4
+
+#define ALC_MSI_MAP_TBL2 0x15D8
+
#define ALC_MBOX_RD0_PROD_IDX 0x15E0
#define ALC_MBOX_RD1_PROD_IDX 0x15E4
@@ -628,12 +742,17 @@
#define MBOX_TD_PROD_HI_IDX_SHIFT 0
#define MBOX_TD_PROD_LO_IDX_SHIFT 16
+#define ALC_MBOX_TD_PRI1_PROD_IDX 0x15F0 /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI0_PROD_IDX 0x15F2 /* 16 bits AR816x */
#define ALC_MBOX_TD_CONS_IDX 0x15F4
#define MBOX_TD_CONS_HI_IDX_MASK 0x0000FFFF
#define MBOX_TD_CONS_LO_IDX_MASK 0xFFFF0000
#define MBOX_TD_CONS_HI_IDX_SHIFT 0
#define MBOX_TD_CONS_LO_IDX_SHIFT 16
+#define ALC_MBOX_TD_PRI1_CONS_IDX 0x15F4 /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI0_CONS_IDX 0x15F6 /* 16 bits AR816x */
+
#define ALC_MBOX_RD01_CONS_IDX 0x15F8
#define MBOX_RD0_CONS_IDX_MASK 0x0000FFFF
#define MBOX_RD1_CONS_IDX_MASK 0xFFFF0000
@@ -662,7 +781,7 @@
#define INTR_GPHY 0x00001000
#define INTR_GPHY_LOW_PW 0x00002000
#define INTR_TXQ_TO_RST 0x00004000
-#define INTR_TX_PKT 0x00008000
+#define INTR_TX_PKT0 0x00008000
#define INTR_RX_PKT0 0x00010000
#define INTR_RX_PKT1 0x00020000
#define INTR_RX_PKT2 0x00040000
@@ -676,6 +795,15 @@
#define INTR_PHY_LINK_DOWN 0x04000000
#define INTR_DIS_INT 0x80000000
+/* INTR status for AR816x/AR817x 4 TX queues, 8 RX queues */
+#define INTR_TX_PKT1 0x00000020
+#define INTR_TX_PKT2 0x00000040
+#define INTR_TX_PKT3 0x00000080
+#define INTR_RX_PKT4 0x08000000
+#define INTR_RX_PKT5 0x10000000
+#define INTR_RX_PKT6 0x20000000
+#define INTR_RX_PKT7 0x40000000
+
/* Interrupt Mask Register */
#define ALC_INTR_MASK 0x1604
@@ -687,16 +815,19 @@
(INTR_RD0_UNDERRUN | INTR_RD1_UNDERRUN | \
INTR_RD2_UNDERRUN | INTR_RD3_UNDERRUN)
#else
+#define INTR_TX_PKT INTR_TX_PKT0
#define INTR_RX_PKT INTR_RX_PKT0
#define INTR_RD_UNDERRUN INTR_RD0_UNDERRUN
#endif
-
+#if 0
#define ALC_INTRS \
(INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST | \
INTR_TXQ_TO_RST | INTR_RX_PKT | INTR_TX_PKT | \
INTR_RX_FIFO_OFLOW | INTR_RD_UNDERRUN | \
INTR_TX_FIFO_UNDERRUN)
-
+#else
+#define ALC_INTRS 0x00018000
+#endif
#define ALC_INTR_RETRIG_TIMER 0x1608
#define INTR_RETRIG_TIMER_MASK 0x0000FFFF
#define INTR_RETRIG_TIMER_SHIFT 0
@@ -708,11 +839,51 @@
#define HDS_CFG_BACKFILLSIZE_SHIFT 8
#define HDS_CFG_MAX_HDRSIZE_SHIFT 20
+#define ALC_MBOX_TD_PRI3_PROD_IDX 0x1618 /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI2_PROD_IDX 0x161A /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI3_CONS_IDX 0x161C /* 16 bits AR816x */
+#define ALC_MBOX_TD_PRI2_CONS_IDX 0x161E /* 16 bits AR816x */
+
/* AR813x/AR815x registers for MAC statistics */
#define ALC_RX_MIB_BASE 0x1700
#define ALC_TX_MIB_BASE 0x1760
+#define ALC_DRV 0x1804 /* AR816x */
+#define DRV_ASPM_SPD10LMT_1M 0x00000000
+#define DRV_ASPM_SPD10LMT_10M 0x00000001
+#define DRV_ASPM_SPD10LMT_100M 0x00000002
+#define DRV_ASPM_SPD10LMT_NO 0x00000003
+#define DRV_ASPM_SPD10LMT_MASK 0x00000003
+#define DRV_ASPM_SPD100LMT_1M 0x00000000
+#define DRV_ASPM_SPD100LMT_10M 0x00000004
+#define DRV_ASPM_SPD100LMT_100M 0x00000008
+#define DRV_ASPM_SPD100LMT_NO 0x0000000C
+#define DRV_ASPM_SPD100LMT_MASK 0x0000000C
+#define DRV_ASPM_SPD1000LMT_100M 0x00000000
+#define DRV_ASPM_SPD1000LMT_NO 0x00000010
+#define DRV_ASPM_SPD1000LMT_1M 0x00000020
+#define DRV_ASPM_SPD1000LMT_10M 0x00000030
+#define DRV_ASPM_SPD1000LMT_MASK 0x00000000
+#define DRV_WOLCAP_BIOS_EN 0x00000100
+#define DRV_WOLMAGIC_EN 0x00000200
+#define DRV_WOLLINKUP_EN 0x00000400
+#define DRV_WOLPATTERN_EN 0x00000800
+#define DRV_AZ_EN 0x00001000
+#define DRV_WOLS5_BIOS_EN 0x00010000
+#define DRV_WOLS5_EN 0x00020000
+#define DRV_DISABLE 0x00040000
+#define DRV_PHY_MASK 0x1FE00000
+#define DRV_PHY_EEE 0x00200000
+#define DRV_PHY_APAUSE 0x00400000
+#define DRV_PHY_PAUSE 0x00800000
+#define DRV_PHY_DUPLEX 0x01000000
+#define DRV_PHY_10 0x02000000
+#define DRV_PHY_100 0x04000000
+#define DRV_PHY_1000 0x08000000
+#define DRV_PHY_AUTO 0x10000000
+#define DRV_PHY_SHIFT 21
+
#define ALC_CLK_GATING_CFG 0x1814
#define CLK_GATING_DMAW_ENB 0x0001
#define CLK_GATING_DMAR_ENB 0x0002
@@ -725,6 +896,52 @@
#define ALC_DEBUG_DATA1 0x1904
+#define ALC_MSI_RETRANS_TIMER 0x1920
+#define MSI_RETRANS_TIMER_MASK 0x0000FFFF
+#define MSI_RETRANS_MASK_SEL_STD 0x00000000
+#define MSI_RETRANS_MASK_SEL_LINE 0x00010000
+#define MSI_RETRANS_TIMER_SHIFT 0
+
+#define ALC_WRR 0x1938
+#define WRR_PRI0_MASK 0x0000001F
+#define WRR_PRI1_MASK 0x00001F00
+#define WRR_PRI2_MASK 0x001F0000
+#define WRR_PRI3_MASK 0x1F000000
+#define WRR_PRI_RESTRICT_MASK 0x60000000
+#define WRR_PRI_RESTRICT_ALL 0x00000000
+#define WRR_PRI_RESTRICT_HI 0x20000000
+#define WRR_PRI_RESTRICT_HI2 0x40000000
+#define WRR_PRI_RESTRICT_NONE 0x60000000
+#define WRR_PRI0_SHIFT 0
+#define WRR_PRI1_SHIFT 8
+#define WRR_PRI2_SHIFT 16
+#define WRR_PRI3_SHIFT 24
+#define WRR_PRI_DEFAULT 4
+#define WRR_PRI_RESTRICT_SHIFT 29
+
+#define ALC_HQTD_CFG 0x193C
+#define HQTD_CFG_Q1_BURST_MASK 0x0000000F
+#define HQTD_CFG_Q2_BURST_MASK 0x000000F0
+#define HQTD_CFG_Q3_BURST_MASK 0x00000F00
+#define HQTD_CFG_BURST_ENB 0x80000000
+#define HQTD_CFG_Q1_BURST_SHIFT 0
+#define HQTD_CFG_Q2_BURST_SHIFT 4
+#define HQTD_CFG_Q3_BURST_SHIFT 8
+
+#define ALC_MISC 0x19C0
+#define MISC_INTNLOSC_OPEN 0x00000008
+#define MISC_ISO_ENB 0x00001000
+#define MISC_PSW_OCP_MASK 0x00E00000
+#define MISC_PSW_OCP_SHIFT 21
+#define MISC_PSW_OCP_DEFAULT 7
+
+#define ALC_MISC2 0x19C8
+#define MISC2_CALB_START 0x00000001
+
+#define ALC_MISC3 0x19CC
+#define MISC3_25M_NOTO_INTNL 0x00000001
+#define MISC3_25M_BY_SW 0x00000002
+
#define ALC_MII_DBG_ADDR 0x1D
#define ALC_MII_DBG_DATA 0x1E
@@ -744,6 +961,9 @@
#define ANA_SEL_CLK125M_DSP 0x8000
#define ANA_MANUL_SWICH_ON_SHIFT 1
+#define MII_DBG_ANACTL 0x00
+#define DBG_ANACTL_DEFAULT 0x02EF
+
#define MII_ANA_CFG4 0x04
#define ANA_IECHO_ADJ_MASK 0x0F
#define ANA_IECHO_ADJ_3_MASK 0x000F
@@ -755,6 +975,9 @@
#define ANA_IECHO_ADJ_1_SHIFT 8
#define ANA_IECHO_ADJ_0_SHIFT 12
+#define MII_DBG_SYSMODCTL 0x04
+#define DBG_SYSMODCTL_DEFAULT 0xBB8B
+
#define MII_ANA_CFG5 0x05
#define ANA_SERDES_CDR_BW_MASK 0x0003
#define ANA_MS_PAD_DBG 0x0004
@@ -771,9 +994,17 @@
#define ANA_SERDES_CDR_BW_SHIFT 0
#define ANA_SERDES_TH_LOS_SHIFT 4
+#define MII_DBG_SRDSYSMOD 0x05
+#define DBG_SRDSYSMOD_DEFAULT 0x2C46
+
#define MII_ANA_CFG11 0x0B
#define ANA_PS_HIB_EN 0x8000
+#define MII_DBG_HIBNEG 0x0B
+#define DBG_HIBNEG_HIB_PULSE 0x1000
+#define DBG_HIBNEG_PSHIB_EN 0x8000
+#define DBG_HIBNEG_DEFAULT 0xBC40
+
#define MII_ANA_CFG18 0x12
#define ANA_TEST_MODE_10BT_01MASK 0x0003
#define ANA_LOOP_SEL_10BT 0x0004
@@ -788,9 +1019,36 @@
#define ANA_TRIGGER_SEL_TIMER_SHIFT 12
#define ANA_INTERVAL_SEL_TIMER_SHIFT 14
+#define MII_DBG_TST10BTCFG 0x12
+#define DBG_TST10BTCFG_DEFAULT 0x4C04
+
+#define MII_DBG_AZ_ANADECT 0x15
+#define DBG_AZ_ANADECT_DEFAULT 0x3220
+#define DBG_AZ_ANADECT_LONG 0x3210
+
+#define MII_DBG_MSE16DB 0x18
+#define DBG_MSE16DB_UP 0x05EA
+#define DBG_MSE16DB_DOWN 0x02EA
+
+#define MII_DBG_MSE20DB 0x1C
+#define DBG_MSE20DB_TH_MASK 0x01FC
+#define DBG_MSE20DB_TH_DEFAULT 0x2E
+#define DBG_MSE20DB_TH_HI 0x54
+#define DBG_MSE20DB_TH_SHIFT 2
+
+#define MII_DBG_AGC 0x23
+#define DBG_AGC_2_VGA_MASK 0x3F00
+#define DBG_AGC_2_VGA_SHIFT 8
+#define DBG_AGC_LONG1G_LIMT 40
+#define DBG_AGC_LONG100M_LIMT 44
+
#define MII_ANA_CFG41 0x29
#define ANA_TOP_PS_EN 0x8000
+#define MII_DBG_LEGCYPS 0x29
+#define DBG_LEGCYPS_ENB 0x8000
+#define DBG_LEGCYPS_DEFAULT 0x129D
+
#define MII_ANA_CFG54 0x36
#define ANA_LONG_CABLE_TH_100_MASK 0x003F
#define ANA_DESERVED 0x0040
@@ -801,6 +1059,51 @@
#define ANA_LONG_CABLE_TH_100_SHIFT 0
#define ANA_SHORT_CABLE_TH_100_SHIFT 8
+#define MII_DBG_TST100BTCFG 0x36
+#define DBG_TST100BTCFG_DEFAULT 0xE12C
+
+#define MII_DBG_GREENCFG 0x3B
+#define DBG_GREENCFG_DEFAULT 0x7078
+
+#define MII_DBG_GREENCFG2 0x3D
+#define DBG_GREENCFG2_GATE_DFSE_EN 0x0080
+#define DBG_GREENCFG2_BP_GREEN 0x8000
+
+/* Device addr 3 */
+#define MII_EXT_PCS 3
+
+#define MII_EXT_CLDCTL3 0x8003
+#define EXT_CLDCTL3_BP_CABLE1TH_DET_GT 0x8000
+
+#define MII_EXT_CLDCTL5 0x8005
+#define EXT_CLDCTL5_BP_VD_HLFBIAS 0x4000
+
+#define MII_EXT_CLDCTL6 0x8006
+#define EXT_CLDCTL6_CAB_LEN_MASK 0x00FF
+#define EXT_CLDCTL6_CAB_LEN_SHIFT 0
+#define EXT_CLDCTL6_CAB_LEN_SHORT1G 116
+#define EXT_CLDCTL6_CAB_LEN_SHORT100M 152
+
+#define MII_EXT_VDRVBIAS 0x8062
+#define EXT_VDRVBIAS_DEFAULT 3
+
+/* Device addr 7 */
+#define MII_EXT_ANEG 7
+
+#define MII_EXT_ANEG_LOCAL_EEEADV 0x3C
+#define ANEG_LOCA_EEEADV_100BT 0x0002
+#define ANEG_LOCA_EEEADV_1000BT 0x0004
+
+#define MII_EXT_ANEG_AFE 0x801A
+#define ANEG_AFEE_10BT_100M_TH 0x0040
+
+#define MII_EXT_ANEG_S3DIG10 0x8023
+#define ANEG_S3DIG10_SL 0x0001
+#define ANEG_S3DIG10_DEFAULT 0
+
+#define MII_EXT_ANEG_NLP78 0x8027
+#define ANEG_NLP78_120M_DEFAULT 0x8A05
+
/* Statistics counters collected by the MAC. */
struct smb {
/* Rx stats. */
@@ -989,7 +1292,10 @@ struct tx_desc {
/* Water mark to kick reclaiming Tx buffers. */
#define ALC_TX_DESC_HIWAT ((ALC_TX_RING_CNT * 6) / 10)
-
+/*
+ * AR816x controllers support up to 16 messages but this driver
+ * uses single message.
+ */
#define ALC_MSI_MESSAGES 1
#define ALC_MSIX_MESSAGES 1
@@ -1158,13 +1464,14 @@ struct alc_softc {
#define ALC_FLAG_PM 0x0010
#define ALC_FLAG_FASTETHER 0x0020
#define ALC_FLAG_JUMBO 0x0040
-#define ALC_FLAG_ASPM_MON 0x0080
#define ALC_FLAG_CMB_BUG 0x0100
#define ALC_FLAG_SMB_BUG 0x0200
#define ALC_FLAG_L0S 0x0400
#define ALC_FLAG_L1S 0x0800
#define ALC_FLAG_APS 0x1000
-#define ALC_FLAG_DETACH 0x4000
+
+#define ALC_FLAG_AR816X_FAMILY 0x2000
+#define ALC_FLAG_LINK_WAR 0x4000
#define ALC_FLAG_LINK 0x8000
struct timeout alc_tick_ch;
@@ -1200,5 +1507,9 @@ do { \
#define ALC_RESET_TIMEOUT 100
#define ALC_TIMEOUT 1000
#define ALC_PHY_TIMEOUT 1000
+
+#define MASTER_WAKEN_25M 0x00000020
+#define ALC_FLAG_MSI 0x0004
+#define ALC_FLAG_MSIX 0x0008
#endif /* _IF_ALCREG_H */
Jonathan Gray
Jul 17, 2016, 11:06:53 PM7/17/16
to
On Sun, Jul 17, 2016 at 10:52:33PM -0400, Jason Hunt wrote:
> Below is a patch to add support for Atheros AR8161, AR8162, AR8171, and
> AR8172 chipsets. A version of this was originally submitted by Atanas
> Vladimirov in early 2015 (see reference below) but never merged, so I
> have updated it for current and have been using it all afternoon without
> any issues:
>
> $ dmesg | grep alc
> alc0 at pci2 dev 0 function 0 "Attansic Technology AR8161" rev 0x10atphy0 at alc0 phy 0: F1 10/100/1000 PHY, rev. 9
> $ ifconfig alc0
> alc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> lladdr 74:d4:35:ff:ff:ff
> priority: 0
> groups: egress
> media: Ethernet autoselect (1000baseT full-duplex,master,rxpause,txpause)
> status: active
> inet 17x.3x.12x.1x netmask 0xfffffe00 broadcast 17x.3x.12x.255
> $ netstat -I alc0
> Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Colls
> alc0 1500 <Link> 74:d4:35:ff:ff:ff 744900 0 548543 0 0
> alc0 1500 17x.3x.12x/ CPE74d435ffffff-C 744900 0 548543 0 0
>
> Original patch: https://marc.info/?l=openbsd-tech&m=142895293124325&w=2
>
> Updated patch for current:
This is still full of whitespace abuse, ifdefs/if 0 including
> Below is a patch to add support for Atheros AR8161, AR8162, AR8171, and
> AR8172 chipsets. A version of this was originally submitted by Atanas
> Vladimirov in early 2015 (see reference below) but never merged, so I
> have updated it for current and have been using it all afternoon without
> any issues:
>
> $ dmesg | grep alc
> alc0 at pci2 dev 0 function 0 "Attansic Technology AR8161" rev 0x10atphy0 at alc0 phy 0: F1 10/100/1000 PHY, rev. 9
> $ ifconfig alc0
> alc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> lladdr 74:d4:35:ff:ff:ff
> priority: 0
> groups: egress
> media: Ethernet autoselect (1000baseT full-duplex,master,rxpause,txpause)
> status: active
> inet 17x.3x.12x.1x netmask 0xfffffe00 broadcast 17x.3x.12x.255
> $ netstat -I alc0
> Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Colls
> alc0 1500 <Link> 74:d4:35:ff:ff:ff 744900 0 548543 0 0
> alc0 1500 17x.3x.12x/ CPE74d435ffffff-C 744900 0 548543 0 0
>
> Original patch: https://marc.info/?l=openbsd-tech&m=142895293124325&w=2
>
> Updated patch for current:
alc_init and changes that make no sense such as removing the printing
of the mac address.
0 new messages