x86: move reserve_standard_io_resource to setup.c

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 56aee55..3b9ec81 100644 (file)
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -468,4 +468,36 @@ void __init reserve_crashkernel(void)
 void __init reserve_crashkernel(void)
 {}
 #endif
+static struct resource standard_io_resources[] = {
+       { .name = "dma1", .start = 0x00, .end = 0x1f,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "pic1", .start = 0x20, .end = 0x21,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "timer0", .start = 0x40, .end = 0x43,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "timer1", .start = 0x50, .end = 0x53,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "keyboard", .start = 0x60, .end = 0x60,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "keyboard", .start = 0x64, .end = 0x64,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "dma page reg", .start = 0x80, .end = 0x8f,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "pic2", .start = 0xa0, .end = 0xa1,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "dma2", .start = 0xc0, .end = 0xdf,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO },
+       { .name = "fpu", .start = 0xf0, .end = 0xff,
+               .flags = IORESOURCE_BUSY | IORESOURCE_IO }
+};
+
+void __init reserve_standard_io_resources(void)
+{
+       int i;
+
+       /* request I/O space for devices used on all i[345]86 PCs */
+       for (i = 0; i < ARRAY_SIZE(standard_io_resources); i++)
+               request_resource(&ioport_resource, &standard_io_resources[i]);
+
+}
 

diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c
index 602a45c..2574ec8 100644 (file)
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -108,58 +108,6 @@ static struct resource video_ram_resource = {
        .flags  = IORESOURCE_BUSY | IORESOURCE_MEM
 };
 
-static struct resource standard_io_resources[] = { {
-       .name   = "dma1",
-       .start  = 0x0000,
-       .end    = 0x001f,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "pic1",
-       .start  = 0x0020,
-       .end    = 0x0021,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "timer0",
-       .start  = 0x0040,
-       .end    = 0x0043,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "timer1",
-       .start  = 0x0050,
-       .end    = 0x0053,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "keyboard",
-       .start  = 0x0060,
-       .end    = 0x0060,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "keyboard",
-       .start  = 0x0064,
-       .end    = 0x0064,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "dma page reg",
-       .start  = 0x0080,
-       .end    = 0x008f,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "pic2",
-       .start  = 0x00a0,
-       .end    = 0x00a1,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "dma2",
-       .start  = 0x00c0,
-       .end    = 0x00df,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-}, {
-       .name   = "fpu",
-       .start  = 0x00f0,
-       .end    = 0x00ff,
-       .flags  = IORESOURCE_BUSY | IORESOURCE_IO
-} };
-
 /* cpu data as detected by the assembly code in head.S */
 struct cpuinfo_x86 new_cpu_data __cpuinitdata = { 0, 0, 0, 0, -1, 1, 0, 0, -1 };
 /* common cpu data for all cpus */
@@ -614,7 +562,6 @@ static void set_mca_bus(int x) { }
  */
 void __init setup_arch(char **cmdline_p)
 {
-       int i;
        unsigned long max_low_pfn;
 
        memcpy(&boot_cpu_data, &new_cpu_data, sizeof(new_cpu_data));
@@ -824,9 +771,7 @@ void __init setup_arch(char **cmdline_p)
        e820_mark_nosave_regions(max_low_pfn);
 
        request_resource(&iomem_resource, &video_ram_resource);
-       /* request I/O space for devices used on all i[345]86 PCs */
-       for (i = 0; i < ARRAY_SIZE(standard_io_resources); i++)
-               request_resource(&ioport_resource, &standard_io_resources[i]);
+       reserve_standard_io_resources();
 
        e820_setup_gap();
 

diff --git a/include/asm-x86/setup.h b/include/asm-x86/setup.h
index cf87d6d..bb12a16 100644 (file)
--- a/include/asm-x86/setup.h
+++ b/include/asm-x86/setup.h
@@ -38,6 +38,8 @@ void reserve_crashkernel(void);
 #ifndef __ASSEMBLY__
 #include <asm/bootparam.h>
 
+void reserve_standard_io_resources(void);
+
 #ifndef _SETUP
 
 /*