mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-30 04:36:41 +07:00
fa76dab935
Make <asm/setup.h> usable by the boot code. Clean up vestiges of the old command-line protocol from setup.h and head_32.S (it is still supported from the boot loader point of view, since it is converted to the new command-line protocol by the boot code.) Signed-off-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
#ifndef _ASM_X86_SETUP_H
|
|
#define _ASM_X86_SETUP_H
|
|
|
|
#define COMMAND_LINE_SIZE 2048
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
#ifdef __i386__
|
|
|
|
#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)
|
|
|
|
#endif /* __i386__ */
|
|
|
|
#define PARAM_SIZE 4096 /* sizeof(struct boot_params) */
|
|
|
|
#define OLD_CL_MAGIC 0xA33F
|
|
#define OLD_CL_ADDRESS 0x020 /* Relative to real mode data */
|
|
#define NEW_CL_POINTER 0x228 /* Relative to real mode data */
|
|
|
|
#ifndef __ASSEMBLY__
|
|
#include <asm/bootparam.h>
|
|
|
|
#ifndef _SETUP
|
|
|
|
/*
|
|
* This is set up by the setup-routine at boot-time
|
|
*/
|
|
extern struct boot_params boot_params;
|
|
|
|
#ifdef __i386__
|
|
/*
|
|
* 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 /* __i386__ */
|
|
#endif /* _SETUP */
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __KERNEL__ */
|
|
|
|
#endif /* _ASM_X86_SETUP_H */
|