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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/x86/include/asm/boot.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/x86/include/asm/boot.h')
-rw-r--r-- | arch/x86/include/asm/boot.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/x86/include/asm/boot.h b/arch/x86/include/asm/boot.h new file mode 100644 index 00000000..5e1a2eef --- /dev/null +++ b/arch/x86/include/asm/boot.h @@ -0,0 +1,47 @@ +#ifndef _ASM_X86_BOOT_H +#define _ASM_X86_BOOT_H + +/* Internal svga startup constants */ +#define NORMAL_VGA 0xffff /* 80x25 mode */ +#define EXTENDED_VGA 0xfffe /* 80x50 mode */ +#define ASK_VGA 0xfffd /* ask for it at bootup */ + +#ifdef __KERNEL__ + +#include <asm/pgtable_types.h> + +/* Physical address where kernel should be loaded. */ +#define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \ + + (CONFIG_PHYSICAL_ALIGN - 1)) \ + & ~(CONFIG_PHYSICAL_ALIGN - 1)) + +/* Minimum kernel alignment, as a power of two */ +#ifdef CONFIG_X86_64 +#define MIN_KERNEL_ALIGN_LG2 PMD_SHIFT +#else +#define MIN_KERNEL_ALIGN_LG2 (PAGE_SHIFT + THREAD_ORDER) +#endif +#define MIN_KERNEL_ALIGN (_AC(1, UL) << MIN_KERNEL_ALIGN_LG2) + +#if (CONFIG_PHYSICAL_ALIGN & (CONFIG_PHYSICAL_ALIGN-1)) || \ + (CONFIG_PHYSICAL_ALIGN < MIN_KERNEL_ALIGN) +#error "Invalid value for CONFIG_PHYSICAL_ALIGN" +#endif + +#ifdef CONFIG_KERNEL_BZIP2 +#define BOOT_HEAP_SIZE 0x400000 +#else /* !CONFIG_KERNEL_BZIP2 */ + +#define BOOT_HEAP_SIZE 0x8000 + +#endif /* !CONFIG_KERNEL_BZIP2 */ + +#ifdef CONFIG_X86_64 +#define BOOT_STACK_SIZE 0x4000 +#else +#define BOOT_STACK_SIZE 0x1000 +#endif + +#endif /* __KERNEL__ */ + +#endif /* _ASM_X86_BOOT_H */ |