diff options
Diffstat (limited to 'drivers/net/sgiseeq.c')
| -rw-r--r-- | drivers/net/sgiseeq.c | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c index 52ed522a234..1fc77300b05 100644 --- a/drivers/net/sgiseeq.c +++ b/drivers/net/sgiseeq.c @@ -318,7 +318,6 @@ static inline void sgiseeq_rx(struct net_device *dev, struct sgiseeq_private *sp skb = dev_alloc_skb(len + 2); if (skb) { - skb->dev = dev; skb_reserve(skb, 2); skb_put(skb, len); @@ -535,7 +534,7 @@ static int sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) * entry and the HPC got to the end of the chain before we * added this new entry and restarted it. */ - memcpy((char *)(long)td->buf_vaddr, skb->data, skblen); + skb_copy_from_linear_data(skb, (char *)(long)td->buf_vaddr, skblen); if (len != skblen) memset((char *)(long)td->buf_vaddr + skb->len, 0, len-skblen); td->tdma.cntinfo = (len & HPCDMA_BCNT) | @@ -625,7 +624,7 @@ static inline void setup_rx_ring(struct sgiseeq_rx_desc *buf, int nbufs) #define ALIGNED(x) ((((unsigned long)(x)) + 0xf) & ~(0xf)) -static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq) +static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq, int has_eeprom) { struct sgiseeq_init_block *sr; struct sgiseeq_private *sp; @@ -651,7 +650,9 @@ static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq) #define EADDR_NVOFS 250 for (i = 0; i < 3; i++) { - unsigned short tmp = ip22_nvram_read(EADDR_NVOFS / 2 + i); + unsigned short tmp = has_eeprom ? + ip22_eeprom_read(&hpcregs->eeprom, EADDR_NVOFS / 2+i) : + ip22_nvram_read(EADDR_NVOFS / 2+i); dev->dev_addr[2 * i] = tmp >> 8; dev->dev_addr[2 * i + 1] = tmp & 0xff; @@ -684,6 +685,11 @@ static int sgiseeq_init(struct hpc3_regs* hpcregs, int irq) sp->hregs->dconfig = HPC3_EDCFG_FIRQ | HPC3_EDCFG_FEOP | HPC3_EDCFG_FRXDC | HPC3_EDCFG_PTO | 0x026; + /* Setup PIO and DMA transfer timing */ + sp->hregs->pconfig = 0x161; + sp->hregs->dconfig = HPC3_EDCFG_FIRQ | HPC3_EDCFG_FEOP | + HPC3_EDCFG_FRXDC | HPC3_EDCFG_PTO | 0x026; + /* Reset the chip. */ hpc3_eth_reset(sp->hregs); @@ -730,8 +736,23 @@ err_out: static int __init sgiseeq_probe(void) { + unsigned int tmp, ret1, ret2 = 0; + /* On board adapter on 1st HPC is always present */ - return sgiseeq_init(hpc3c0, SGI_ENET_IRQ); + ret1 = sgiseeq_init(hpc3c0, SGI_ENET_IRQ, 0); + /* Let's see if second HPC is there */ + if (!(ip22_is_fullhouse()) && + get_dbe(tmp, (unsigned int *)&hpc3c1->pbdma[1]) == 0) { + sgimc->giopar |= SGIMC_GIOPAR_MASTEREXP1 | + SGIMC_GIOPAR_EXP164 | + SGIMC_GIOPAR_HPC264; + hpc3c1->pbus_piocfg[0][0] = 0x3ffff; + /* interrupt/config register on Challenge S Mezz board */ + hpc3c1->pbus_extregs[0][0] = 0x30; + ret2 = sgiseeq_init(hpc3c1, SGI_GIO_0_IRQ, 1); + } + + return (ret1 & ret2) ? ret1 : 0; } static void __exit sgiseeq_exit(void) |