1#ifndef _ASM_X86_BOOT_H 2#define _ASM_X86_BOOT_H 3 4 5#include <asm/pgtable_types.h> 6#include <uapi/asm/boot.h> 7 8/* Physical address where kernel should be loaded. */ 9#define LOAD_PHYSICAL_ADDR ((CONFIG_PHYSICAL_START \ 10 + (CONFIG_PHYSICAL_ALIGN - 1)) \ 11 & ~(CONFIG_PHYSICAL_ALIGN - 1)) 12 13/* Minimum kernel alignment, as a power of two */ 14#ifdef CONFIG_X86_64 15#define MIN_KERNEL_ALIGN_LG2 PMD_SHIFT 16#else 17#define MIN_KERNEL_ALIGN_LG2 (PAGE_SHIFT + THREAD_SIZE_ORDER) 18#endif 19#define MIN_KERNEL_ALIGN (_AC(1, UL) << MIN_KERNEL_ALIGN_LG2) 20 21#if (CONFIG_PHYSICAL_ALIGN & (CONFIG_PHYSICAL_ALIGN-1)) || \ 22 (CONFIG_PHYSICAL_ALIGN < MIN_KERNEL_ALIGN) 23#error "Invalid value for CONFIG_PHYSICAL_ALIGN" 24#endif 25 26#ifdef CONFIG_KERNEL_BZIP2 27#define BOOT_HEAP_SIZE 0x400000 28#else /* !CONFIG_KERNEL_BZIP2 */ 29 30#define BOOT_HEAP_SIZE 0x10000 31 32#endif /* !CONFIG_KERNEL_BZIP2 */ 33 34#ifdef CONFIG_X86_64 35#define BOOT_STACK_SIZE 0x4000 36#else 37#define BOOT_STACK_SIZE 0x1000 38#endif 39 40#endif /* _ASM_X86_BOOT_H */ 41