| #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/page_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+1) |
| #endif |
| #define MIN_KERNEL_ALIGN (_AC(1, UL) << MIN_KERNEL_ALIGN_LG2) |
| |
| #if (CONFIG_PHYSICAL_ALIGN & (CONFIG_PHYSICAL_ALIGN-1)) || \ |
| (CONFIG_PHYSICAL_ALIGN < (_AC(1, UL) << MIN_KERNEL_ALIGN_LG2)) |
| #error "Invalid value for CONFIG_PHYSICAL_ALIGN" |
| #endif |
| |
| #ifdef CONFIG_KERNEL_BZIP2 |
| #define BOOT_HEAP_SIZE 0x400000 |
| #else /* !CONFIG_KERNEL_BZIP2 */ |
| |
| #ifdef CONFIG_X86_64 |
| #define BOOT_HEAP_SIZE 0x7000 |
| #else |
| #define BOOT_HEAP_SIZE 0x4000 |
| #endif |
| |
| #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 */ |