2 * Just a place holder. We don't want to have to test x86 before
9 #define COMMAND_LINE_SIZE 2048
12 #include <linux/pfn.h>
15 * Reserved space for vmalloc and iomap - defined in asm/page.h
17 #define MAXMEM_PFN PFN_DOWN(MAXMEM)
18 #define MAX_NONPAE_PFN (1 << 20)
20 #define PARAM_SIZE 4096
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 */
30 #include <asm/bootparam.h>
33 * This is set up by the setup-routine at boot-time
35 extern struct boot_params boot_params
;
37 #define PARAM ((char *)&boot_params)
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))
45 #define SYS_DESC_TABLE (*(struct sys_desc_table *)(PARAM+0xa0))
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)))
49 #define EFI_MEMMAP ((void *) *((unsigned long *)(PARAM+0x1d0)))
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))
67 * Do NOT EVER look at the BIOS memory size location.
68 * It does not work on many machines.
70 #define LOWMEMSIZE() (0x9f000)
74 char * __init
machine_specific_memory_setup(void);
75 char *memory_setup(void);
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
);
82 extern unsigned long init_pg_tables_end
;
84 #ifndef CONFIG_PARAVIRT
85 #define paravirt_post_allocator_init() do {} while (0)
88 #endif /* __ASSEMBLY__ */
90 #endif /* __KERNEL__ */
92 #endif /* _i386_SETUP_H */