1 /* 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 /* 18 * 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. 21 */ 22 23 /* 24 * Valid machtype values for group unknown 25 */ 26 #define MACH_UNKNOWN 0 /* whatever... */ 27 28 /* 29 * Valid machtype for group DEC 30 */ 31 #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 /* 44 * Valid machtype for group PMC-MSP 45 */ 46 #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 54 /* 55 * Valid machtype for group Mikrotik 56 */ 57 #define MACH_MIKROTIK_RB532 0 /* Mikrotik RouterBoard 532 */ 58 #define MACH_MIKROTIK_RB532A 1 /* Mikrotik RouterBoard 532A */ 59 60 #define CL_SIZE COMMAND_LINE_SIZE 61 62 extern char *system_type; 63 const char *get_system_type(void); 64 65 extern unsigned long mips_machtype; 66 67 #define BOOT_MEM_MAP_MAX 32 68 #define BOOT_MEM_RAM 1 69 #define BOOT_MEM_ROM_DATA 2 70 #define BOOT_MEM_RESERVED 3 71 72 /* 73 * A memory map that's built upon what was determined 74 * or specified on the command line. 75 */ 76 struct boot_mem_map { 77 int nr_map; 78 struct boot_mem_map_entry { 79 phys_t addr; /* start of memory segment */ 80 phys_t size; /* size of memory segment */ 81 long type; /* type of memory segment */ 82 } map[BOOT_MEM_MAP_MAX]; 83 }; 84 85 extern struct boot_mem_map boot_mem_map; 86 87 extern void add_memory_region(phys_t start, phys_t size, long type); 88 89 extern void prom_init(void); 90 extern void prom_free_prom_memory(void); 91 92 extern void free_init_pages(const char *what, 93 unsigned long begin, unsigned long end); 94 95 /* 96 * Initial kernel command line, usually setup by prom_init() 97 */ 98 extern char arcs_cmdline[CL_SIZE]; 99 100 /* 101 * Registers a0, a1, a3 and a4 as passed to the kernel entry by firmware 102 */ 103 extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3; 104 105 /* 106 * Platform memory detection hook called by setup_arch 107 */ 108 extern void plat_mem_setup(void); 109 110 #endif /* _ASM_BOOTINFO_H */ 111
