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authorH. Peter Anvin <hpa@zytor.com>2007-10-15 17:13:22 -0700
committerH. Peter Anvin <hpa@zytor.com>2007-10-16 17:38:31 -0700
commit30c826451d3e5bbc6e11bba0e7fee5d2f49d9b75 (patch)
tree61abd11d1703673ff21227d42ed4b07d85dd0290 /include/asm-x86
parent2b0460b534f383eca744eb8fff66ec9f57e702b9 (diff)
[x86] remove uses of magic macros for boot_params access
Instead of using magic macros for boot_params access, simply use the boot_params structure. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'include/asm-x86')
-rw-r--r--include/asm-x86/Kbuild1
-rw-r--r--include/asm-x86/bootparam.h3
-rw-r--r--include/asm-x86/bootsetup.h40
-rw-r--r--include/asm-x86/setup_32.h29
-rw-r--r--include/asm-x86/setup_64.h13
5 files changed, 16 insertions, 70 deletions
diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild
index c5e43cb3987..80744dbcfaf 100644
--- a/include/asm-x86/Kbuild
+++ b/include/asm-x86/Kbuild
@@ -1,7 +1,6 @@
include include/asm-generic/Kbuild.asm
header-y += boot.h
-header-y += bootsetup.h
header-y += debugreg_32.h
header-y += debugreg_64.h
header-y += debugreg.h
diff --git a/include/asm-x86/bootparam.h b/include/asm-x86/bootparam.h
index b91b01783e4..ef67b59dbdb 100644
--- a/include/asm-x86/bootparam.h
+++ b/include/asm-x86/bootparam.h
@@ -14,6 +14,9 @@ struct setup_header {
u16 root_flags;
u32 syssize;
u16 ram_size;
+#define RAMDISK_IMAGE_START_MASK 0x07FF
+#define RAMDISK_PROMPT_FLAG 0x8000
+#define RAMDISK_LOAD_FLAG 0x4000
u16 vid_mode;
u16 root_dev;
u16 boot_flag;
diff --git a/include/asm-x86/bootsetup.h b/include/asm-x86/bootsetup.h
deleted file mode 100644
index 7b1c3ad155f..00000000000
--- a/include/asm-x86/bootsetup.h
+++ /dev/null
@@ -1,40 +0,0 @@
-
-#ifndef _X86_64_BOOTSETUP_H
-#define _X86_64_BOOTSETUP_H 1
-
-#define BOOT_PARAM_SIZE 4096
-extern char x86_boot_params[BOOT_PARAM_SIZE];
-
-/*
- * This is set up by the setup-routine at boot-time
- */
-#define PARAM ((unsigned char *)x86_boot_params)
-#define SCREEN_INFO (*(struct screen_info *) (PARAM+0))
-#define EXT_MEM_K (*(unsigned short *) (PARAM+2))
-#define ALT_MEM_K (*(unsigned int *) (PARAM+0x1e0))
-#define E820_MAP_NR (*(char*) (PARAM+E820NR))
-#define E820_MAP ((struct e820entry *) (PARAM+E820MAP))
-#define APM_BIOS_INFO (*(struct apm_bios_info *) (PARAM+0x40))
-#define DRIVE_INFO (*(struct drive_info_struct *) (PARAM+0x80))
-#define SYS_DESC_TABLE (*(struct sys_desc_table_struct*)(PARAM+0xa0))
-#define MOUNT_ROOT_RDONLY (*(unsigned short *) (PARAM+0x1F2))
-#define RAMDISK_FLAGS (*(unsigned short *) (PARAM+0x1F8))
-#define SAVED_VIDEO_MODE (*(unsigned short *) (PARAM+0x1FA))
-#define ORIG_ROOT_DEV (*(unsigned short *) (PARAM+0x1FC))
-#define AUX_DEVICE_INFO (*(unsigned char *) (PARAM+0x1FF))
-#define LOADER_TYPE (*(unsigned char *) (PARAM+0x210))
-#define KERNEL_START (*(unsigned int *) (PARAM+0x214))
-#define INITRD_START (*(unsigned int *) (PARAM+0x218))
-#define INITRD_SIZE (*(unsigned int *) (PARAM+0x21c))
-#define EDID_INFO (*(struct edid_info *) (PARAM+0x140))
-#define EDD_NR (*(unsigned char *) (PARAM+EDDNR))
-#define EDD_MBR_SIG_NR (*(unsigned char *) (PARAM+EDD_MBR_SIG_NR_BUF))
-#define EDD_MBR_SIGNATURE ((unsigned int *) (PARAM+EDD_MBR_SIG_BUF))
-#define EDD_BUF ((struct edd_info *) (PARAM+EDDBUF))
-#define COMMAND_LINE boot_command_line
-
-#define RAMDISK_IMAGE_START_MASK 0x07FF
-#define RAMDISK_PROMPT_FLAG 0x8000
-#define RAMDISK_LOAD_FLAG 0x4000
-
-#endif
diff --git a/include/asm-x86/setup_32.h b/include/asm-x86/setup_32.h
index 7862fe858a9..7a57ca8a179 100644
--- a/include/asm-x86/setup_32.h
+++ b/include/asm-x86/setup_32.h
@@ -34,35 +34,6 @@
*/
extern struct boot_params boot_params;
-#define PARAM ((char *)&boot_params)
-#define SCREEN_INFO (*(struct screen_info *) (PARAM+0))
-#define EXT_MEM_K (*(unsigned short *) (PARAM+2))
-#define ALT_MEM_K (*(unsigned long *) (PARAM+0x1e0))
-#define E820_MAP_NR (*(char*) (PARAM+E820NR))
-#define E820_MAP ((struct e820entry *) (PARAM+E820MAP))
-#define APM_BIOS_INFO (*(struct apm_bios_info *) (PARAM+0x40))
-#define IST_INFO (*(struct ist_info *) (PARAM+0x60))
-#define SYS_DESC_TABLE (*(struct sys_desc_table *)(PARAM+0xa0))
-#define EFI_SYSTAB ((efi_system_table_t *) *((unsigned long *)(PARAM+0x1c4)))
-#define EFI_MEMDESC_SIZE (*((unsigned long *) (PARAM+0x1c8)))
-#define EFI_MEMDESC_VERSION (*((unsigned long *) (PARAM+0x1cc)))
-#define EFI_MEMMAP ((void *) *((unsigned long *)(PARAM+0x1d0)))
-#define EFI_MEMMAP_SIZE (*((unsigned long *) (PARAM+0x1d4)))
-#define MOUNT_ROOT_RDONLY (*(unsigned short *) (PARAM+0x1F2))
-#define RAMDISK_FLAGS (*(unsigned short *) (PARAM+0x1F8))
-#define VIDEO_MODE (*(unsigned short *) (PARAM+0x1FA))
-#define ORIG_ROOT_DEV (*(unsigned short *) (PARAM+0x1FC))
-#define AUX_DEVICE_INFO (*(unsigned char *) (PARAM+0x1FF))
-#define LOADER_TYPE (*(unsigned char *) (PARAM+0x210))
-#define KERNEL_START (*(unsigned long *) (PARAM+0x214))
-#define INITRD_START (*(unsigned long *) (PARAM+0x218))
-#define INITRD_SIZE (*(unsigned long *) (PARAM+0x21c))
-#define EDID_INFO (*(struct edid_info *) (PARAM+0x140))
-#define EDD_NR (*(unsigned char *) (PARAM+EDDNR))
-#define EDD_MBR_SIG_NR (*(unsigned char *) (PARAM+EDD_MBR_SIG_NR_BUF))
-#define EDD_MBR_SIGNATURE ((unsigned int *) (PARAM+EDD_MBR_SIG_BUF))
-#define EDD_BUF ((struct edd_info *) (PARAM+EDDBUF))
-
/*
* Do NOT EVER look at the BIOS memory size location.
* It does not work on many machines.
diff --git a/include/asm-x86/setup_64.h b/include/asm-x86/setup_64.h
index eaeff73d6c1..a04aadcccf6 100644
--- a/include/asm-x86/setup_64.h
+++ b/include/asm-x86/setup_64.h
@@ -3,4 +3,17 @@
#define COMMAND_LINE_SIZE 2048
+#ifdef __KERNEL__
+
+#ifndef __ASSEMBLY__
+#include <asm/bootparam.h>
+
+/*
+ * This is set up by the setup-routine at boot-time
+ */
+extern struct boot_params boot_params;
+
+#endif /* not __ASSEMBLY__ */
+#endif /* __KERNEL__ */
+
#endif