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path: root/recipes/linux/linux-2.6.24/hipox/hipox-pci-max-size.patch
blob: bd261af5a3e0f781604f99d3aad28b5b78a3b829 (plain)
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diff -Nurd linux-2.6.24.orig//arch/arm/mach-hipox/pci.c linux-2.6.24/arch/arm/mach-hipox/pci.c
--- linux-2.6.24.orig//arch/arm/mach-hipox/pci.c	2009-03-10 20:29:02.000000000 +0100
+++ linux-2.6.24/arch/arm/mach-hipox/pci.c	2009-03-10 21:10:47.000000000 +0100
@@ -78,12 +78,14 @@
 static unsigned long pci_trhfa_timeout = 0;
 #endif // CONFIG_HIPOX_PCI_RESET
 
+// processor allows up to 8MB PCI address ranges maximum by design
+// we split this up to 4MB prefetchable and 4MB non-prefetchable
+
 #define PCI_BUS_NONMEM_START			0x00000000
-#define PCI_BUS_NONMEM_SIZE	    		0x00080000
-                               
+#define PCI_BUS_NONMEM_SIZE	    		0x00400000
                                
 #define PCI_BUS_PREMEM_START			PCI_BUS_NONMEM_START + PCI_BUS_NONMEM_SIZE
-#define PCI_BUS_PREMEM_SIZE	    		0x00080000
+#define PCI_BUS_PREMEM_SIZE	    		0x00400000
 
 #define SYNOPSYS_PCI_MEMORY_BASE_ADDRESS        PCI_BASE_ADDRESS_0
 #define SYNOPSYS_PCI_DUAL_CYCLE_BASE_ADDRESS    PCI_BASE_ADDRESS_2