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Commit b16250e3 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
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[TG3]: Add 5709 self-test support. 

Signed-off-by: default avatarMichael Chan <mchan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 715116a1
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Showing with 111 additions and 16 deletions
drivers/net/tg3.c
View file @ b16250e3
......@@ -3615,8 +3615,7 @@ static irqreturn_t tg3_test_isr(int irq, void *dev_id,
if ((sblk->status & SD_STATUS_UPDATED) ||
!(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
0x00000001);
tg3_disable_ints(tp);
return IRQ_RETVAL(1);
}
return IRQ_RETVAL(0);
......@@ -6860,8 +6859,7 @@ static int tg3_request_irq(struct tg3 *tp)
static int tg3_test_interrupt(struct tg3 *tp)
{
struct net_device *dev = tp->dev;
int err, i;
u32 int_mbox = 0;
int err, i, intr_ok = 0;
if (!netif_running(dev))
return -ENODEV;
......@@ -6882,10 +6880,18 @@ static int tg3_test_interrupt(struct tg3 *tp)
HOSTCC_MODE_NOW);
for (i = 0; i < 5; i++) {
u32 int_mbox, misc_host_ctrl;
int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
TG3_64BIT_REG_LOW);
if (int_mbox != 0)
misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
if ((int_mbox != 0) ||
(misc_host_ctrl & MISC_HOST_CTRL_MASK_PCI_INT)) {
intr_ok = 1;
break;
}
msleep(10);
}
......@@ -6898,7 +6904,7 @@ static int tg3_test_interrupt(struct tg3 *tp)
if (err)
return err;
if (int_mbox != 0)
if (intr_ok)
return 0;
return -EIO;
......@@ -8288,6 +8294,8 @@ static void tg3_get_ethtool_stats (struct net_device *dev,
#define NVRAM_TEST_SIZE 0x100
#define NVRAM_SELFBOOT_FORMAT1_SIZE 0x14
#define NVRAM_SELFBOOT_HW_SIZE 0x20
#define NVRAM_SELFBOOT_DATA_SIZE 0x1c
static int tg3_test_nvram(struct tg3 *tp)
{
......@@ -8299,12 +8307,14 @@ static int tg3_test_nvram(struct tg3 *tp)
if (magic == TG3_EEPROM_MAGIC)
size = NVRAM_TEST_SIZE;
else if ((magic & 0xff000000) == 0xa5000000) {
else if ((magic & TG3_EEPROM_MAGIC_FW_MSK) == TG3_EEPROM_MAGIC_FW) {
if ((magic & 0xe00000) == 0x200000)
size = NVRAM_SELFBOOT_FORMAT1_SIZE;
else
return 0;
} else
} else if ((magic & TG3_EEPROM_MAGIC_HW_MSK) == TG3_EEPROM_MAGIC_HW)
size = NVRAM_SELFBOOT_HW_SIZE;
else
return -EIO;
buf = kmalloc(size, GFP_KERNEL);
......@@ -8323,7 +8333,8 @@ static int tg3_test_nvram(struct tg3 *tp)
goto out;
/* Selfboot format */
if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC) {
if ((cpu_to_be32(buf[0]) & TG3_EEPROM_MAGIC_FW_MSK) ==
TG3_EEPROM_MAGIC_FW) {
u8 *buf8 = (u8 *) buf, csum8 = 0;
for (i = 0; i < size; i++)
......@@ -8338,6 +8349,51 @@ static int tg3_test_nvram(struct tg3 *tp)
goto out;
}
if ((cpu_to_be32(buf[0]) & TG3_EEPROM_MAGIC_HW_MSK) ==
TG3_EEPROM_MAGIC_HW) {
u8 data[NVRAM_SELFBOOT_DATA_SIZE];
u8 parity[NVRAM_SELFBOOT_DATA_SIZE];
u8 *buf8 = (u8 *) buf;
int j, k;
/* Separate the parity bits and the data bytes. */
for (i = 0, j = 0, k = 0; i < NVRAM_SELFBOOT_HW_SIZE; i++) {
if ((i == 0) || (i == 8)) {
int l;
u8 msk;
for (l = 0, msk = 0x80; l < 7; l++, msk >>= 1)
parity[k++] = buf8[i] & msk;
i++;
}
else if (i == 16) {
int l;
u8 msk;
for (l = 0, msk = 0x20; l < 6; l++, msk >>= 1)
parity[k++] = buf8[i] & msk;
i++;
for (l = 0, msk = 0x80; l < 8; l++, msk >>= 1)
parity[k++] = buf8[i] & msk;
i++;
}
data[j++] = buf8[i];
}
err = -EIO;
for (i = 0; i < NVRAM_SELFBOOT_DATA_SIZE; i++) {
u8 hw8 = hweight8(data[i]);
if ((hw8 & 0x1) && parity[i])
goto out;
else if (!(hw8 & 0x1) && !parity[i])
goto out;
}
err = 0;
goto out;
}
/* Bootstrap checksum at offset 0x10 */
csum = calc_crc((unsigned char *) buf, 0x10);
if(csum != cpu_to_le32(buf[0x10/4]))
......@@ -8384,7 +8440,7 @@ static int tg3_test_link(struct tg3 *tp)
/* Only test the commonly used registers */
static int tg3_test_registers(struct tg3 *tp)
{
int i, is_5705;
int i, is_5705, is_5750;
u32 offset, read_mask, write_mask, val, save_val, read_val;
static struct {
u16 offset;
......@@ -8392,6 +8448,7 @@ static int tg3_test_registers(struct tg3 *tp)
#define TG3_FL_5705 0x1
#define TG3_FL_NOT_5705 0x2
#define TG3_FL_NOT_5788 0x4
#define TG3_FL_NOT_5750 0x8
u32 read_mask;
u32 write_mask;
} reg_tbl[] = {
......@@ -8502,9 +8559,9 @@ static int tg3_test_registers(struct tg3 *tp)
0xffffffff, 0x00000000 },
/* Buffer Manager Control Registers. */
{ BUFMGR_MB_POOL_ADDR, 0x0000,
{ BUFMGR_MB_POOL_ADDR, TG3_FL_NOT_5750,
0x00000000, 0x007fff80 },
{ BUFMGR_MB_POOL_SIZE, 0x0000,
{ BUFMGR_MB_POOL_SIZE, TG3_FL_NOT_5750,
0x00000000, 0x007fffff },
{ BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
0x00000000, 0x0000003f },
......@@ -8530,10 +8587,12 @@ static int tg3_test_registers(struct tg3 *tp)
{ 0xffff, 0x0000, 0x00000000, 0x00000000 },
};
if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
is_5705 = is_5750 = 0;
if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
is_5705 = 1;
else
is_5705 = 0;
if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
is_5750 = 1;
}
for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
......@@ -8546,6 +8605,9 @@ static int tg3_test_registers(struct tg3 *tp)
(reg_tbl[i].flags & TG3_FL_NOT_5788))
continue;
if (is_5750 && (reg_tbl[i].flags & TG3_FL_NOT_5750))
continue;
offset = (u32) reg_tbl[i].offset;
read_mask = reg_tbl[i].read_mask;
write_mask = reg_tbl[i].write_mask;
......@@ -8637,6 +8699,13 @@ static int tg3_test_memory(struct tg3 *tp)
{ 0x00008000, 0x02000},
{ 0x00010000, 0x0c000},
{ 0xffffffff, 0x00000}
}, mem_tbl_5906[] = {
{ 0x00000200, 0x00008},
{ 0x00004000, 0x00400},
{ 0x00006000, 0x00400},
{ 0x00008000, 0x01000},
{ 0x00010000, 0x01000},
{ 0xffffffff, 0x00000}
};
struct mem_entry *mem_tbl;
int err = 0;
......@@ -8646,6 +8715,8 @@ static int tg3_test_memory(struct tg3 *tp)
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
mem_tbl = mem_tbl_5755;
else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
mem_tbl = mem_tbl_5906;
else
mem_tbl = mem_tbl_5705;
} else
......@@ -8691,6 +8762,21 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
} else if (loopback_mode == TG3_PHY_LOOPBACK) {
u32 val;
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
u32 phytest;
if (!tg3_readphy(tp, MII_TG3_EPHY_TEST, &phytest)) {
u32 phy;
tg3_writephy(tp, MII_TG3_EPHY_TEST,
phytest | MII_TG3_EPHY_SHADOW_EN);
if (!tg3_readphy(tp, 0x1b, &phy))
tg3_writephy(tp, 0x1b, phy & ~0x20);
if (!tg3_readphy(tp, 0x10, &phy))
tg3_writephy(tp, 0x10, phy & ~0x4000);
tg3_writephy(tp, MII_TG3_EPHY_TEST, phytest);
}
}
val = BMCR_LOOPBACK | BMCR_FULLDPLX;
if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
val |= BMCR_SPEED100;
......@@ -8699,6 +8785,9 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
tg3_writephy(tp, MII_BMCR, val);
udelay(40);
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
tg3_writephy(tp, MII_TG3_EPHY_PTEST, 0x1800);
/* reset to prevent losing 1st rx packet intermittently */
if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
tw32_f(MAC_RX_MODE, RX_MODE_RESET);
......@@ -9112,7 +9201,9 @@ static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
return;
if ((magic != TG3_EEPROM_MAGIC) && ((magic & 0xff000000) != 0xa5000000))
if ((magic != TG3_EEPROM_MAGIC) &&
((magic & TG3_EEPROM_MAGIC_FW_MSK) != TG3_EEPROM_MAGIC_FW) &&
((magic & TG3_EEPROM_MAGIC_HW_MSK) != TG3_EEPROM_MAGIC_HW))
return;
/*
......
drivers/net/tg3.h
View file @ b16250e3
......@@ -1507,6 +1507,10 @@
#define TG3_EEPROM_MAGIC 0x669955aa
#define TG3_EEPROM_MAGIC_FW 0xa5000000
#define TG3_EEPROM_MAGIC_FW_MSK 0xff000000
#define TG3_EEPROM_MAGIC_HW 0xabcd
#define TG3_EEPROM_MAGIC_HW_MSK 0xffff
/* 32K Window into NIC internal memory */
#define NIC_SRAM_WIN_BASE 0x00008000
......
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