mirror of
https://github.com/torvalds/linux.git
synced 2024-12-21 02:21:36 +00:00
af170c5061
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
41 lines
997 B
C
41 lines
997 B
C
#ifndef _ASM_X86_BOOT_H
|
|
#define _ASM_X86_BOOT_H
|
|
|
|
|
|
#include <asm/pgtable_types.h>
|
|
#include <uapi/asm/boot.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_SIZE_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 /* _ASM_X86_BOOT_H */
|