On Tue, 23 Jan 2007 23:45:07 -0800
Andrew Morton <[email protected]> wrote:
> setup-bus.o is linked only on x86
oops, that's untrue. But it will break ppc32, I think.
I suppose we can deprive the ppc32 guys of eight bytes of RAM. But putting
cardbus things in pci.c seems wrong..
diff -puN drivers/pci/pci.c~make-cardbus_mem_size-and-cardbus_io_size-boot-options-fix drivers/pci/pci.c
--- a/drivers/pci/pci.c~make-cardbus_mem_size-and-cardbus_io_size-boot-options-fix
+++ a/drivers/pci/pci.c
@@ -21,6 +21,12 @@
unsigned int pci_pm_d3_delay = 10;
+#define DEFAULT_CARDBUS_IO_SIZE (256)
+#define DEFAULT_CARDBUS_MEM_SIZE (64*1024*1024)
+/* pci=cbmemsize=nnM,cbiosize=nn can override this */
+unsigned long pci_cardbus_io_size = DEFAULT_CARDBUS_IO_SIZE;
+unsigned long pci_cardbus_mem_size = DEFAULT_CARDBUS_MEM_SIZE;
+
/**
* pci_bus_max_busnr - returns maximum PCI bus number of given bus' children
* @bus: pointer to PCI bus structure to search
@@ -1213,11 +1219,9 @@ static int __devinit pci_setup(char *str
if (!strcmp(str, "nomsi")) {
pci_no_msi();
} else if (!strncmp(str, "cbiosize=", 9)) {
- pci_cardbus_io_size =
- memparse(str + 9, &str);
+ pci_cardbus_io_size = memparse(str + 9, &str);
} else if (!strncmp(str, "cbmemsize=", 10)) {
- pci_cardbus_mem_size =
- memparse(str + 10, &str);
+ pci_cardbus_mem_size = memparse(str + 10, &str);
} else {
printk(KERN_ERR "PCI: Unknown option `%s'\n",
str);
diff -puN drivers/pci/setup-bus.c~make-cardbus_mem_size-and-cardbus_io_size-boot-options-fix drivers/pci/setup-bus.c
--- a/drivers/pci/setup-bus.c~make-cardbus_mem_size-and-cardbus_io_size-boot-options-fix
+++ a/drivers/pci/setup-bus.c
@@ -36,16 +36,6 @@
#define ROUND_UP(x, a) (((x) + (a) - 1) & ~((a) - 1))
-/*
- * FIXME: IO should be max 256 bytes. However, since we may
- * have a P2P bridge below a cardbus bridge, we need 4K.
- */
-#define DEFAULT_CARDBUS_IO_SIZE (256)
-#define DEFAULT_CARDBUS_MEM_SIZE (64*1024*1024)
-/* pci=cbmemsize=nnM,cbiosize=nn can override this */
-unsigned long pci_cardbus_io_size = DEFAULT_CARDBUS_IO_SIZE;
-unsigned long pci_cardbus_mem_size = DEFAULT_CARDBUS_MEM_SIZE;
-
static void __devinit
pbus_assign_resources_sorted(struct pci_bus *bus)
{
_
-
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