From 25e81f925d4be0a0f60520e1c3c1b5af744404e1 Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Tue, 11 Dec 2007 14:48:17 +1100 Subject: [PATCH] [POWERPC] Make isa_mem_base common to 32 and 64 bits This defines isa_mem_base on both 32 and 64 bits (it used to be 32 bits only). This avoids a few ifdef's in later patches and potentially can allow support for VGA text mode on 64 bits powerpc. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Paul Mackerras --- arch/powerpc/kernel/pci-common.c | 3 +++ arch/powerpc/kernel/pci_32.c | 1 - include/asm-powerpc/io.h | 5 +++-- 3 files changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 2f3f30efffe..bea11df0a79 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -50,6 +50,9 @@ static DEFINE_SPINLOCK(hose_spinlock); /* XXX kill that some day ... */ static int global_phb_number; /* Global phb counter */ +/* ISA Memory physical address */ +resource_size_t isa_mem_base; + struct pci_controller *pcibios_alloc_controller(struct device_node *dev) { diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index 096c97e03aa..a33c2820c20 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -32,7 +32,6 @@ #endif unsigned long isa_io_base = 0; -unsigned long isa_mem_base = 0; unsigned long pci_dram_offset = 0; int pcibios_assign_bus_offset = 1; diff --git a/include/asm-powerpc/io.h b/include/asm-powerpc/io.h index e44cdfc8493..7be26f61575 100644 --- a/include/asm-powerpc/io.h +++ b/include/asm-powerpc/io.h @@ -50,15 +50,16 @@ extern int check_legacy_ioport(unsigned long base_port); #define PCI_DRAM_OFFSET pci_dram_offset #else #define _IO_BASE pci_io_base -#define _ISA_MEM_BASE 0 +#define _ISA_MEM_BASE isa_mem_base #define PCI_DRAM_OFFSET 0 #endif extern unsigned long isa_io_base; -extern unsigned long isa_mem_base; extern unsigned long pci_io_base; extern unsigned long pci_dram_offset; +extern resource_size_t isa_mem_base; + #if defined(CONFIG_PPC32) && defined(CONFIG_PPC_INDIRECT_IO) #error CONFIG_PPC_INDIRECT_IO is not yet supported on 32 bits #endif