diff options
Diffstat (limited to 'drivers/net/ethernet/amd/mvme147.c')
| -rw-r--r-- | drivers/net/ethernet/amd/mvme147.c | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/drivers/net/ethernet/amd/mvme147.c b/drivers/net/ethernet/amd/mvme147.c index e108e911da0..0660ac5846b 100644 --- a/drivers/net/ethernet/amd/mvme147.c +++ b/drivers/net/ethernet/amd/mvme147.c @@ -26,9 +26,9 @@ #include <asm/pgtable.h> #include <asm/mvme147hw.h> -/* We have 16834 bytes of RAM for the init block and buffers. This places +/* We have 32K of RAM for the init block and buffers. This places * an upper limit on the number of buffers we can use. NetBSD uses 8 Rx - * buffers and 2 Tx buffers. + * buffers and 2 Tx buffers, it takes (8 + 2) * 1544 bytes. */ #define LANCE_LOG_TX_BUFFERS 1 #define LANCE_LOG_RX_BUFFERS 3 @@ -94,33 +94,31 @@ struct net_device * __init mvme147lance_probe(int unit) dev->netdev_ops = &lance_netdev_ops; dev->dma = 0; - addr=(u_long *)ETHERNET_ADDRESS; + addr = (u_long *)ETHERNET_ADDRESS; address = *addr; - dev->dev_addr[0]=0x08; - dev->dev_addr[1]=0x00; - dev->dev_addr[2]=0x3e; - address=address>>8; - dev->dev_addr[5]=address&0xff; - address=address>>8; - dev->dev_addr[4]=address&0xff; - address=address>>8; - dev->dev_addr[3]=address&0xff; - - printk("%s: MVME147 at 0x%08lx, irq %d, " - "Hardware Address %pM\n", + dev->dev_addr[0] = 0x08; + dev->dev_addr[1] = 0x00; + dev->dev_addr[2] = 0x3e; + address = address >> 8; + dev->dev_addr[5] = address&0xff; + address = address >> 8; + dev->dev_addr[4] = address&0xff; + address = address >> 8; + dev->dev_addr[3] = address&0xff; + + printk("%s: MVME147 at 0x%08lx, irq %d, Hardware Address %pM\n", dev->name, dev->base_addr, MVME147_LANCE_IRQ, dev->dev_addr); lp = netdev_priv(dev); - lp->ram = __get_dma_pages(GFP_ATOMIC, 3); /* 16K */ - if (!lp->ram) - { + lp->ram = __get_dma_pages(GFP_ATOMIC, 3); /* 32K */ + if (!lp->ram) { printk("%s: No memory for LANCE buffers\n", dev->name); free_netdev(dev); return ERR_PTR(-ENOMEM); } - lp->lance.name = (char*)name; /* discards const, shut up gcc */ + lp->lance.name = name; lp->lance.base = dev->base_addr; lp->lance.init_block = (struct lance_init_block *)(lp->ram); /* CPU addr */ lp->lance.lance_init_block = (struct lance_init_block *)(lp->ram); /* LANCE addr of same RAM */ @@ -167,8 +165,8 @@ static int m147lance_open(struct net_device *dev) if (status) return status; /* enable interrupts at board level. */ - m147_pcc->lan_cntrl=0; /* clear the interrupts (if any) */ - m147_pcc->lan_cntrl=0x08 | 0x04; /* Enable irq 4 */ + m147_pcc->lan_cntrl = 0; /* clear the interrupts (if any) */ + m147_pcc->lan_cntrl = 0x08 | 0x04; /* Enable irq 4 */ return 0; } @@ -176,7 +174,7 @@ static int m147lance_open(struct net_device *dev) static int m147lance_close(struct net_device *dev) { /* disable interrupts at boardlevel */ - m147_pcc->lan_cntrl=0x0; /* disable interrupts */ + m147_pcc->lan_cntrl = 0x0; /* disable interrupts */ lance_close(dev); return 0; } |