#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
-#include <linux/arcdevice.h>
+
+#include "arcdevice.h"
+#include "com9026.h"
/* Internal function declarations */
static int arcrimi_reset(struct net_device *dev, int really_reset);
static void arcrimi_copy_to_card(struct net_device *dev, int bufnum, int offset,
void *buf, int count);
-static void arcrimi_copy_from_card(struct net_device *dev, int bufnum, int offset,
- void *buf, int count);
+static void arcrimi_copy_from_card(struct net_device *dev, int bufnum,
+ int offset, void *buf, int count);
/* Handy defines for ARCnet specific stuff */
#define BUFFER_SIZE (512)
#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)
-
/* 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
* need to be passed a specific shmem address, IRQ, and node ID.
p = ioremap(addr, size);
if (p) {
- if (readb(p) == TESTvalue)
+ if (arcnet_readb(p, COM9026_REG_R_STATUS) == TESTvalue)
res = 1;
else
res = 0;
}
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 */
* 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;
goto err_free_irq;
}
- lp->mem_start = ioremap(dev->mem_start, dev->mem_end - dev->mem_start + 1);
+ lp->mem_start = ioremap(dev->mem_start,
+ dev->mem_end - dev->mem_start + 1);
if (!lp->mem_start) {
arc_printk(D_NORMAL, dev, "Can't remap device memory!\n");
goto err_release_mem;
}
/* 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],
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;
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)
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)
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,
TIME(dev, "memcpy_toio", count, memcpy_toio(memaddr, buf, count));
}
-static void arcrimi_copy_from_card(struct net_device *dev, int bufnum, int offset,
- void *buf, int count)
+static void arcrimi_copy_from_card(struct net_device *dev, int bufnum,
+ int offset, void *buf, int count)
{
struct arcnet_local *lp = netdev_priv(dev);
void __iomem *memaddr = lp->mem_start + 0x800 + bufnum * 512 + offset;
projects / cascardo / linux.git / blobdiff