Hi.
(I have not been able to find a probable current maintainer for
this code.)
The following patch makes drivers/scsi/seagate.c use ioremap
instead of isa_{read, write}.
It applies against ac12 and 241p11.
Please comment, esp. on the size of the remappings.
--- linux-ac12-clean/drivers/scsi/seagate.c Sun Nov 12 04:01:11 2000
+++ linux-ac12/drivers/scsi/seagate.c Sun Jan 28 21:52:39 2001
@@ -256,10 +256,31 @@
MODULE_PARM(irq, "i");
#define retcode(result) (((result) << 16) | (message << 8) | status)
-#define STATUS ((u8) isa_readb(st0x_cr_sr))
-#define DATA ((u8) isa_readb(st0x_dr))
-#define WRITE_CONTROL(d) { isa_writeb((d), st0x_cr_sr); }
-#define WRITE_DATA(d) { isa_writeb((d), st0x_dr); }
+#define STATUS ((u8) read_data(st0x_cr_sr))
+#define DATA ((u8) read_data(st0x_dr))
+#define WRITE_CONTROL(d) write_data(d, st0x_cr_sr)
+#define WRITE_DATA(d) write_data(d, st0x_dr)
+
+static inline u8 read_data(unsigned long offset) {
+ void *ptr = ioremap(offset, sizeof(u8));
+ u8 ret;
+
+ if (!ptr)
+ return 1;
+ ret = readb(ptr);
+ iounmap(ptr);
+ return ret;
+}
+
+static inline int write_data(int data, unsigned long offset) {
+ void *ptr = ioremap(offset, sizeof(u8));
+
+ if (!ptr)
+ return 1;
+ writeb(data, ptr);
+ iounmap(ptr);
+ return 0;
+}
void st0x_setup (char *str, int *ints)
{
--
Regards,
Rasmus([EMAIL PROTECTED])
I've never had major knee surgery on any other part of my body.
-Winston Bennett, University of Kentucky basketball forward
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
Please read the FAQ at http://www.tux.org/lkml/
