[linux-2.6-block.git] / include / asm-i386 / setup.h

/*
 *	Just a place holder. We don't want to have to test x86 before
 *	we include stuff
 */

#ifndef _i386_SETUP_H
#define _i386_SETUP_H

#define COMMAND_LINE_SIZE 2048

#ifdef __KERNEL__
#include <linux/pfn.h>

/*
 * Reserved space for vmalloc and iomap - defined in asm/page.h
 */
#define MAXMEM_PFN	PFN_DOWN(MAXMEM)
#define MAX_NONPAE_PFN	(1 << 20)

#define PARAM_SIZE 4096

#define OLD_CL_MAGIC_ADDR	0x90020
#define OLD_CL_MAGIC		0xA33F
#define OLD_CL_BASE_ADDR	0x90000
#define OLD_CL_OFFSET		0x90022
#define NEW_CL_POINTER		0x228	/* Relative to real mode data */

#ifndef __ASSEMBLY__

#include <asm/bootparam.h>

/*
 * This is set up by the setup-routine at boot-time
 */
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.
 */
#define LOWMEMSIZE()	(0x9f000)

struct e820entry;

char * __init machine_specific_memory_setup(void);
char *memory_setup(void);

int __init copy_e820_map(struct e820entry * biosmap, int nr_map);
int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map);
void __init add_memory_region(unsigned long long start,
			      unsigned long long size, int type);

extern unsigned long init_pg_tables_end;

#ifndef CONFIG_PARAVIRT
#define paravirt_post_allocator_init()	do {} while (0)
#endif

#endif /* __ASSEMBLY__ */

#endif  /*  __KERNEL__  */

#endif /* _i386_SETUP_H */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Just a place holder. We don't want to have to test x86 before
	3	* we include stuff
	4	*/
	5
	6	#ifndef _i386_SETUP_H
	7	#define _i386_SETUP_H
	8
7bf9f974	9	#define COMMAND_LINE_SIZE 2048
7d1362c0	10
f01f0f05	11	#ifdef __KERNEL__
22a9835c	12	#include <linux/pfn.h>
1da177e4 LT	13
	14	/*
	15	* Reserved space for vmalloc and iomap - defined in asm/page.h
	16	*/
	17	#define MAXMEM_PFN PFN_DOWN(MAXMEM)
	18	#define MAX_NONPAE_PFN (1 << 20)
	19
f9ba7053	20	#define PARAM_SIZE 4096
1da177e4 LT	21
	22	#define OLD_CL_MAGIC_ADDR 0x90020
	23	#define OLD_CL_MAGIC 0xA33F
	24	#define OLD_CL_BASE_ADDR 0x90000
	25	#define OLD_CL_OFFSET 0x90022
	26	#define NEW_CL_POINTER 0x228 /* Relative to real mode data */
	27
	28	#ifndef __ASSEMBLY__
48c7ae67 PA	29
	30	#include <asm/bootparam.h>
	31
1da177e4 LT	32	/*
	33	* This is set up by the setup-routine at boot-time
	34	*/
48c7ae67	35	extern struct boot_params boot_params;
1da177e4	36
48c7ae67	37	#define PARAM ((char *)&boot_params)
1da177e4 LT	38	#define SCREEN_INFO ((struct screen_info ) (PARAM+0))
	39	#define EXT_MEM_K ((unsigned short ) (PARAM+2))
	40	#define ALT_MEM_K ((unsigned long ) (PARAM+0x1e0))
	41	#define E820_MAP_NR ((char) (PARAM+E820NR))
	42	#define E820_MAP ((struct e820entry *) (PARAM+E820MAP))
	43	#define APM_BIOS_INFO ((struct apm_bios_info ) (PARAM+0x40))
	44	#define IST_INFO ((struct ist_info ) (PARAM+0x60))
48c7ae67	45	#define SYS_DESC_TABLE ((struct sys_desc_table )(PARAM+0xa0))
1da177e4 LT	46	#define EFI_SYSTAB ((efi_system_table_t ) ((unsigned long *)(PARAM+0x1c4)))
	47	#define EFI_MEMDESC_SIZE (((unsigned long ) (PARAM+0x1c8)))
	48	#define EFI_MEMDESC_VERSION (((unsigned long ) (PARAM+0x1cc)))
7ae65fd3	49	#define EFI_MEMMAP ((void ) ((unsigned long *)(PARAM+0x1d0)))
1da177e4 LT	50	#define EFI_MEMMAP_SIZE (((unsigned long ) (PARAM+0x1d4)))
	51	#define MOUNT_ROOT_RDONLY ((unsigned short ) (PARAM+0x1F2))
	52	#define RAMDISK_FLAGS ((unsigned short ) (PARAM+0x1F8))
	53	#define VIDEO_MODE ((unsigned short ) (PARAM+0x1FA))
	54	#define ORIG_ROOT_DEV ((unsigned short ) (PARAM+0x1FC))
	55	#define AUX_DEVICE_INFO ((unsigned char ) (PARAM+0x1FF))
	56	#define LOADER_TYPE ((unsigned char ) (PARAM+0x210))
	57	#define KERNEL_START ((unsigned long ) (PARAM+0x214))
	58	#define INITRD_START ((unsigned long ) (PARAM+0x218))
	59	#define INITRD_SIZE ((unsigned long ) (PARAM+0x21c))
	60	#define EDID_INFO ((struct edid_info ) (PARAM+0x140))
	61	#define EDD_NR ((unsigned char ) (PARAM+EDDNR))
	62	#define EDD_MBR_SIG_NR ((unsigned char ) (PARAM+EDD_MBR_SIG_NR_BUF))
	63	#define EDD_MBR_SIGNATURE ((unsigned int *) (PARAM+EDD_MBR_SIG_BUF))
	64	#define EDD_BUF ((struct edd_info *) (PARAM+EDDBUF))
	65
e75eac33 JF	66	/*
	67	* Do NOT EVER look at the BIOS memory size location.
	68	* It does not work on many machines.
	69	*/
	70	#define LOWMEMSIZE() (0x9f000)
	71
	72	struct e820entry;
	73
	74	char * __init machine_specific_memory_setup(void);
d3561b7f	75	char *memory_setup(void);
e75eac33 JF	76
	77	int __init copy_e820_map(struct e820entry * biosmap, int nr_map);
	78	int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map);
	79	void __init add_memory_region(unsigned long long start,
	80	unsigned long long size, int type);
	81
40d22c1b RR	82	extern unsigned long init_pg_tables_end;
40d22c1b RR	83
6996d3b6 JF	84	#ifndef CONFIG_PARAVIRT
	85	#define paravirt_post_allocator_init() do {} while (0)
	86	#endif
	87
1da177e4 LT	88	#endif /* __ASSEMBLY__ */
1da177e4 LT	89
7d1362c0 AB	90	#endif /* __KERNEL__ */
7d1362c0 AB	91
1da177e4	92	#endif /* _i386_SETUP_H */