diff options
Diffstat (limited to 'target/qemu-mipsel/patches/io_map_base.patch')
-rw-r--r-- | target/qemu-mipsel/patches/io_map_base.patch | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/target/qemu-mipsel/patches/io_map_base.patch b/target/qemu-mipsel/patches/io_map_base.patch new file mode 100644 index 000000000..be39ffe09 --- /dev/null +++ b/target/qemu-mipsel/patches/io_map_base.patch @@ -0,0 +1,52 @@ +diff -Nur linux-2.6.28.orig/arch/mips/include/asm/mips-boards/generic.h linux-2.6.28/arch/mips/include/asm/mips-boards/generic.h +--- linux-2.6.28.orig/arch/mips/include/asm/mips-boards/generic.h 2008-12-25 00:26:37.000000000 +0100 ++++ linux-2.6.28/arch/mips/include/asm/mips-boards/generic.h 2009-01-09 23:03:02.000000000 +0100 +@@ -92,7 +92,7 @@ + extern void mips_reboot_setup(void); + + #ifdef CONFIG_PCI +-extern void mips_pcibios_init(void); ++extern int mips_pcibios_init(void); + #else + #define mips_pcibios_init() do { } while (0) + #endif +diff -Nur linux-2.6.28.orig/arch/mips/mti-malta/malta-pci.c linux-2.6.28/arch/mips/mti-malta/malta-pci.c +--- linux-2.6.28.orig/arch/mips/mti-malta/malta-pci.c 2008-12-25 00:26:37.000000000 +0100 ++++ linux-2.6.28/arch/mips/mti-malta/malta-pci.c 2009-01-09 23:02:02.000000000 +0100 +@@ -87,10 +87,11 @@ + .mem_resource = &msc_mem_resource, + }; + +-void __init mips_pcibios_init(void) ++int __init mips_pcibios_init(void) + { + struct pci_controller *controller; + resource_size_t start, end, map, start1, end1, map1, map2, map3, mask; ++ void __iomem *io_map_base; + + switch (mips_revision_sconid) { + case MIPS_REVISION_SCON_GT64120: +@@ -230,7 +231,7 @@ + controller = &msc_controller; + break; + default: +- return; ++ return 0; + } + + if (controller->io_resource->start < 0x00001000UL) /* FIXME */ +@@ -239,5 +240,14 @@ + iomem_resource.end &= 0xfffffffffULL; /* 64 GB */ + ioport_resource.end = controller->io_resource->end; + ++ io_map_base = ioremap(MIPS_MSC01_PCI_REG_BASE, ++ controller->io_resource->end - controller->io_resource->start + 1); ++ if (!io_map_base) ++ return -EBUSY; ++ ++ controller->io_map_base = (unsigned long)io_map_base; ++ + register_pci_controller(controller); ++ ++ return 0; + } |