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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file COPYING in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1995, 1996, 2003 by Ralf Baechle
7 * Copyright (C) 1995, 1996 Andreas Busse
8 * Copyright (C) 1995, 1996 Stoned Elipot
9 * Copyright (C) 1995, 1996 Paul M. Antoine.
10 */
11#ifndef _ASM_BOOTINFO_H
12#define _ASM_BOOTINFO_H
13
14#include <linux/types.h>
15#include <asm/setup.h>
16
17/*
Ralf Baechle05dc8c02007-10-11 23:46:08 +010018 * The MACH_ IDs are sort of equivalent to PCI product IDs. As such the
19 * numbers do not necessarily reflect technical relations or similarities
20 * between systems.
Linus Torvalds1da177e2005-04-16 15:20:36 -070021 */
22
23/*
24 * Valid machtype values for group unknown
25 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#define MACH_UNKNOWN 0 /* whatever... */
27
28/*
Linus Torvalds1da177e2005-04-16 15:20:36 -070029 * Valid machtype for group DEC
30 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070031#define MACH_DSUNKNOWN 0
32#define MACH_DS23100 1 /* DECstation 2100 or 3100 */
33#define MACH_DS5100 2 /* DECsystem 5100 */
34#define MACH_DS5000_200 3 /* DECstation 5000/200 */
35#define MACH_DS5000_1XX 4 /* DECstation 5000/120, 125, 133, 150 */
36#define MACH_DS5000_XX 5 /* DECstation 5000/20, 25, 33, 50 */
37#define MACH_DS5000_2X0 6 /* DECstation 5000/240, 260 */
38#define MACH_DS5400 7 /* DECsystem 5400 */
39#define MACH_DS5500 8 /* DECsystem 5500 */
40#define MACH_DS5800 9 /* DECsystem 5800 */
41#define MACH_DS5900 10 /* DECsystem 5900 */
42
43/*
Marc St-Jean9267a302007-06-14 15:55:31 -060044 * Valid machtype for group PMC-MSP
45 */
Marc St-Jean9267a302007-06-14 15:55:31 -060046#define MACH_MSP4200_EVAL 0 /* PMC-Sierra MSP4200 Evaluation */
47#define MACH_MSP4200_GW 1 /* PMC-Sierra MSP4200 Gateway demo */
48#define MACH_MSP4200_FPGA 2 /* PMC-Sierra MSP4200 Emulation */
49#define MACH_MSP7120_EVAL 3 /* PMC-Sierra MSP7120 Evaluation */
50#define MACH_MSP7120_GW 4 /* PMC-Sierra MSP7120 Residential GW */
51#define MACH_MSP7120_FPGA 5 /* PMC-Sierra MSP7120 Emulation */
52#define MACH_MSP_OTHER 255 /* PMC-Sierra unknown board type */
53
Linus Torvalds1da177e2005-04-16 15:20:36 -070054#define CL_SIZE COMMAND_LINE_SIZE
55
Thomas Bogendoerfer231a35d2008-01-04 23:31:07 +010056extern char *system_type;
Linus Torvalds1da177e2005-04-16 15:20:36 -070057const char *get_system_type(void);
58
59extern unsigned long mips_machtype;
Linus Torvalds1da177e2005-04-16 15:20:36 -070060
61#define BOOT_MEM_MAP_MAX 32
62#define BOOT_MEM_RAM 1
63#define BOOT_MEM_ROM_DATA 2
64#define BOOT_MEM_RESERVED 3
65
66/*
67 * A memory map that's built upon what was determined
68 * or specified on the command line.
69 */
70struct boot_mem_map {
71 int nr_map;
72 struct boot_mem_map_entry {
73 phys_t addr; /* start of memory segment */
74 phys_t size; /* size of memory segment */
75 long type; /* type of memory segment */
76 } map[BOOT_MEM_MAP_MAX];
77};
78
79extern struct boot_mem_map boot_mem_map;
80
81extern void add_memory_region(phys_t start, phys_t size, long type);
82
83extern void prom_init(void);
Atsushi Nemotoc44e8d52006-12-30 00:43:59 +090084extern void prom_free_prom_memory(void);
85
86extern void free_init_pages(const char *what,
87 unsigned long begin, unsigned long end);
Linus Torvalds1da177e2005-04-16 15:20:36 -070088
89/*
90 * Initial kernel command line, usually setup by prom_init()
91 */
92extern char arcs_cmdline[CL_SIZE];
93
94/*
Robert P. J. Daybeb7dd82007-05-09 07:14:03 +020095 * Registers a0, a1, a3 and a4 as passed to the kernel entry by firmware
Linus Torvalds1da177e2005-04-16 15:20:36 -070096 */
97extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3;
Ralf Baechle2925aba2006-06-18 01:32:22 +010098
99/*
100 * Platform memory detection hook called by setup_arch
101 */
102extern void plat_mem_setup(void);
103
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104#endif /* _ASM_BOOTINFO_H */