pcmcia-6.diff
Remove the dependence of the PCMCIA layer on CONFIG_ISA - introduce
CONFIG_PCMCIA_PROBE to determine whether we need the resource
handling code. This prevents oopsen on SA11x0 and similar platforms
which use statically mapped, non-windowed sockets.
diff -ur orig/drivers/pcmcia/Kconfig linux/drivers/pcmcia/Kconfig
--- orig/drivers/pcmcia/Kconfig Tue Feb 11 16:10:23 2003
+++ linux/drivers/pcmcia/Kconfig Mon Feb 10 23:30:30 2003
@@ -86,6 +86,10 @@
config PCMCIA_SA1111
tristate "SA1111 support"
depends on PCMCIA_SA1100 && SA1111
+
+config PCMCIA_PROBE
+ bool
+ default y if ISA && !ARCH_SA1100 && !ARCH_CLPS711X
endmenu
diff -ur orig/drivers/pcmcia/cs.c linux/drivers/pcmcia/cs.c
--- orig/drivers/pcmcia/cs.c Sun Mar 2 17:05:18 2003
+++ linux/drivers/pcmcia/cs.c Sun Mar 2 17:45:53 2003
@@ -1621,7 +1621,7 @@
free_irq(req->AssignedIRQ, req->Instance);
}
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
if (req->AssignedIRQ != s->cap.pci_irq)
undo_irq(req->Attributes, req->AssignedIRQ);
#endif
@@ -1883,7 +1883,7 @@
if (!s->cap.irq_mask) {
irq = s->cap.pci_irq;
ret = (irq) ? 0 : CS_IN_USE;
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
} else if (s->irq.AssignedIRQ != 0) {
/* If the interrupt is already assigned, it must match */
irq = s->irq.AssignedIRQ;
diff -ur orig/drivers/pcmcia/rsrc_mgr.c linux/drivers/pcmcia/rsrc_mgr.c
--- orig/drivers/pcmcia/rsrc_mgr.c Sun Mar 2 17:34:55 2003
+++ linux/drivers/pcmcia/rsrc_mgr.c Sat Mar 1 19:09:21 2003
@@ -62,7 +62,7 @@
#define INT_MODULE_PARM(n, v) static int n = v; MODULE_PARM(n, "i")
INT_MODULE_PARM(probe_mem, 1); /* memory probe? */
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
INT_MODULE_PARM(probe_io, 1); /* IO port probe? */
INT_MODULE_PARM(mem_limit, 0x10000);
#endif
@@ -87,7 +87,7 @@
static DECLARE_MUTEX(rsrc_sem);
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
typedef struct irq_info_t {
u_int Attributes;
@@ -273,7 +273,7 @@
======================================================================*/
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
static void do_io_probe(ioaddr_t base, ioaddr_t num)
{
@@ -378,7 +378,7 @@
return (num - bad);
}
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
static u_long inv_probe(int (*is_valid)(u_long),
int (*do_cksum)(u_long),
@@ -442,7 +442,7 @@
up(&rsrc_sem);
}
-#else /* CONFIG_ISA */
+#else /* CONFIG_PCMCIA_PROBE */
void validate_mem(int (*is_valid)(u_long), int (*do_cksum)(u_long),
int force_low, socket_info_t *s)
@@ -459,7 +459,7 @@
}
}
-#endif /* CONFIG_ISA */
+#endif /* CONFIG_PCMCIA_PROBE */
/*======================================================================
@@ -545,7 +545,7 @@
======================================================================*/
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
static void fake_irq(int i, void *d, struct pt_regs *r) { }
static inline int check_irq(int irq)
@@ -634,7 +634,7 @@
/*====================================================================*/
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
void undo_irq(u_int Attributes, int irq)
{
@@ -725,7 +725,7 @@
ret = CS_IN_USE;
break;
}
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
if (probe_io)
do_io_probe(base, num);
#endif
@@ -747,7 +747,7 @@
static int adjust_irq(adjust_t *adj)
{
int ret = CS_SUCCESS;
-#ifdef CONFIG_ISA
+#ifdef CONFIG_PCMCIA_PROBE
int irq;
irq_info_t *info;
--
Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux
http://www.arm.linux.org.uk/personal/aboutme.html
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