diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/arcnet/arc-rimi.c | 55 |
1 files changed, 25 insertions, 30 deletions
diff --git a/drivers/net/arcnet/arc-rimi.c b/drivers/net/arcnet/arc-rimi.c index 37406fffc001..4c35a7eb7dde 100644 --- a/drivers/net/arcnet/arc-rimi.c +++ b/drivers/net/arcnet/arc-rimi.c @@ -60,23 +60,16 @@ static void arcrimi_copy_from_card(struct net_device *dev, int bufnum, #define MIRROR_SIZE (BUFFER_SIZE * 4) /* COM 9026 controller chip --> ARCnet register addresses */ -#define _INTMASK (ioaddr + 0) /* writable */ -#define _STATUS (ioaddr + 0) /* readable */ -#define _COMMAND (ioaddr + 1) /* writable, returns random vals on read (?) */ -#define _RESET (ioaddr + 8) /* software reset (on read) */ -#define _MEMDATA (ioaddr + 12) /* Data port for IO-mapped memory */ -#define _ADDR_HI (ioaddr + 15) /* Control registers for said */ -#define _ADDR_LO (ioaddr + 14) -#define _CONFIG (ioaddr + 2) /* Configuration register */ - -#undef ASTATUS -#undef ACOMMAND -#undef AINTMASK - -#define ASTATUS() readb(_STATUS) -#define ACOMMAND(cmd) writeb((cmd), _COMMAND) -#define AINTMASK(msk) writeb((msk), _INTMASK) -#define SETCONF() writeb(lp->config, _CONFIG) +#define COM9026_REG_W_INTMASK 0 /* writable */ +#define COM9026_REG_R_STATUS 0 /* readable */ +#define COM9026_REG_W_COMMAND 1 /* writable, returns random vals on read (?) */ +#define COM9026_REG_RW_CONFIG 2 /* Configuration register */ +#define COM9026_REG_R_RESET 8 /* software reset (on read) */ +#define COM9026_REG_RW_MEMDATA 12 /* Data port for IO-mapped memory */ +#define COM9026_REG_W_ADDR_LO 14 /* Control registers for said */ +#define COM9026_REG_W_ADDR_HI 15 + +#define COM9026_REG_R_STATION 1 /* Station ID */ /* We cannot probe for a RIM I card; one reason is I don't know how to reset * them. In fact, we can't even get their node ID automatically. So, we @@ -124,7 +117,7 @@ static int check_mirror(unsigned long addr, size_t size) p = ioremap(addr, size); if (p) { - if (readb(p) == TESTvalue) + if (arcnet_readb(p, COM9026_REG_R_STATUS) == TESTvalue) res = 1; else res = 0; @@ -162,8 +155,9 @@ static int __init arcrimi_found(struct net_device *dev) } shmem = dev->mem_start; - writeb(TESTvalue, p); - writeb(dev->dev_addr[0], p + 1); /* actually the node ID */ + arcnet_writeb(TESTvalue, p, COM9026_REG_W_INTMASK); + arcnet_writeb(TESTvalue, p, COM9026_REG_W_COMMAND); + /* actually the station/node ID */ /* find the real shared memory start/end points, including mirrors */ @@ -172,7 +166,7 @@ static int __init arcrimi_found(struct net_device *dev) * 2k (or there are no mirrors at all) but on some, it's 4k. */ mirror_size = MIRROR_SIZE; - if (readb(p) == TESTvalue && + if (arcnet_readb(p, COM9026_REG_R_STATUS) == TESTvalue && check_mirror(shmem - MIRROR_SIZE, MIRROR_SIZE) == 0 && check_mirror(shmem - 2 * MIRROR_SIZE, MIRROR_SIZE) == 1) mirror_size = 2 * MIRROR_SIZE; @@ -224,7 +218,7 @@ static int __init arcrimi_found(struct net_device *dev) } /* get and check the station ID from offset 1 in shmem */ - dev->dev_addr[0] = readb(lp->mem_start + 1); + dev->dev_addr[0] = arcnet_readb(lp->mem_start, COM9026_REG_R_STATION); arc_printk(D_NORMAL, dev, "ARCnet RIM I: station %02Xh found at IRQ %d, ShMem %lXh (%ld*%d bytes)\n", dev->dev_addr[0], @@ -260,17 +254,18 @@ static int arcrimi_reset(struct net_device *dev, int really_reset) void __iomem *ioaddr = lp->mem_start + 0x800; arc_printk(D_INIT, dev, "Resetting %s (status=%02Xh)\n", - dev->name, ASTATUS()); + dev->name, arcnet_readb(ioaddr, COM9026_REG_R_STATUS)); if (really_reset) { - writeb(TESTvalue, ioaddr - 0x800); /* fake reset */ + arcnet_writeb(TESTvalue, ioaddr, -0x800); /* fake reset */ return 0; } - ACOMMAND(CFLAGScmd | RESETclear); /* clear flags & end reset */ - ACOMMAND(CFLAGScmd | CONFIGclear); + /* clear flags & end reset */ + arcnet_writeb(CFLAGScmd | RESETclear, ioaddr, COM9026_REG_W_COMMAND); + arcnet_writeb(CFLAGScmd | CONFIGclear, ioaddr, COM9026_REG_W_COMMAND); /* enable extended (512-byte) packets */ - ACOMMAND(CONFIGcmd | EXTconf); + arcnet_writeb(CONFIGcmd | EXTconf, ioaddr, COM9026_REG_W_COMMAND); /* done! return success. */ return 0; @@ -281,7 +276,7 @@ static void arcrimi_setmask(struct net_device *dev, int mask) struct arcnet_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->mem_start + 0x800; - AINTMASK(mask); + arcnet_writeb(mask, ioaddr, COM9026_REG_W_INTMASK); } static int arcrimi_status(struct net_device *dev) @@ -289,7 +284,7 @@ static int arcrimi_status(struct net_device *dev) struct arcnet_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->mem_start + 0x800; - return ASTATUS(); + return arcnet_readb(ioaddr, COM9026_REG_R_STATUS); } static void arcrimi_command(struct net_device *dev, int cmd) @@ -297,7 +292,7 @@ static void arcrimi_command(struct net_device *dev, int cmd) struct arcnet_local *lp = netdev_priv(dev); void __iomem *ioaddr = lp->mem_start + 0x800; - ACOMMAND(cmd); + arcnet_writeb(cmd, ioaddr, COM9026_REG_W_COMMAND); } static void arcrimi_copy_to_card(struct net_device *dev, int bufnum, int offset, |