1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index a7b869e24650..1e74e1ee8bd8 100644
--- a/drivers/pci/pci.c
+++ b/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
@@ -1333,6 +1339,10 @@ static int __devinit pci_setup(char *str)
                 if (*str && (str = pcibios_setup(str)) && *str) {
                         if (!strcmp(str, "nomsi")) {
                                 pci_no_msi();
+                        } else if (!strncmp(str, "cbiosize=", 9)) {
+                                pci_cardbus_io_size = memparse(str + 9, &str);
+                        } else if (!strncmp(str, "cbmemsize=", 10)) {
+                                pci_cardbus_mem_size = memparse(str + 10, &str);
                         } else {
                                 printk(KERN_ERR "PCI: Unknown option `%s'\n",
                                                 str);