OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[BNX2]: Add 5709 reset and runtime code. 

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan 2006-11-19 14:11:41 -08:00 committed by David S. Miller
parent 59b47d8ad3
commit 234754d5c1
1 changed files with 37 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

61
drivers/net/bnx2.c
View File

@ -3247,31 +3247,44 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
* before we issue a reset. */
val = REG_RD(bp, BNX2_MISC_ID);
val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
if (CHIP_NUM(bp) == CHIP_NUM_5709) {
REG_WR(bp, BNX2_MISC_COMMAND, BNX2_MISC_COMMAND_SW_RESET);
REG_RD(bp, BNX2_MISC_COMMAND);
udelay(5);
/* Chip reset. */
REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
val = BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
(CHIP_ID(bp) == CHIP_ID_5706_A1))
msleep(15);
pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, val);
/* Reset takes approximate 30 usec */
for (i = 0; i < 10; i++) {
val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG);
if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) {
break;
} else {
val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
/* Chip reset. */
REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val);
if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
(CHIP_ID(bp) == CHIP_ID_5706_A1)) {
current->state = TASK_UNINTERRUPTIBLE;
schedule_timeout(HZ / 50);
}
udelay(10);
}
if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) {
printk(KERN_ERR PFX "Chip reset did not complete\n");
return -EBUSY;
/* Reset takes approximate 30 usec */
for (i = 0; i < 10; i++) {
val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG);
if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0)
break;
udelay(10);
}
if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ |
BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) {
printk(KERN_ERR PFX "Chip reset did not complete\n");
return -EBUSY;
}
}
/* Make sure byte swapping is properly configured. */
@ -3976,8 +3989,8 @@ bnx2_run_loopback(struct bnx2 *bp, int loopback_mode)
bp->tx_prod = NEXT_TX_BD(bp->tx_prod);
bp->tx_prod_bseq += pkt_size;
REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, bp->tx_prod);
REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq);
REG_WR16(bp, bp->tx_bidx_addr, bp->tx_prod);
REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq);
udelay(100);
@ -4529,8 +4542,8 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev)
prod = NEXT_TX_BD(prod);
bp->tx_prod_bseq += skb->len;
REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod);
REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq);
REG_WR16(bp, bp->tx_bidx_addr, prod);
REG_WR(bp, bp->tx_bseq_addr, bp->tx_prod_bseq);
mmiowb();