142 lines
3.9 KiB
C
142 lines
3.9 KiB
C
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1995, 1996, 2003 by Ralf Baechle
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* Copyright (C) 1995, 1996 Andreas Busse
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* Copyright (C) 1995, 1996 Stoned Elipot
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* Copyright (C) 1995, 1996 Paul M. Antoine.
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* Copyright (C) 2009 Zhang Le
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*/
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#ifndef _ASM_BOOTINFO_H
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#define _ASM_BOOTINFO_H
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#include <linux/types.h>
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#include <asm/setup.h>
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/*
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* The MACH_ IDs are sort of equivalent to PCI product IDs. As such the
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* numbers do not necessarily reflect technical relations or similarities
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* between systems.
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*/
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/*
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* Valid machtype values for group unknown
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*/
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#define MACH_UNKNOWN 0 /* whatever... */
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/*
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* Valid machtype for group DEC
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*/
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#define MACH_DSUNKNOWN 0
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#define MACH_DS23100 1 /* DECstation 2100 or 3100 */
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#define MACH_DS5100 2 /* DECsystem 5100 */
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#define MACH_DS5000_200 3 /* DECstation 5000/200 */
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#define MACH_DS5000_1XX 4 /* DECstation 5000/120, 125, 133, 150 */
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#define MACH_DS5000_XX 5 /* DECstation 5000/20, 25, 33, 50 */
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#define MACH_DS5000_2X0 6 /* DECstation 5000/240, 260 */
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#define MACH_DS5400 7 /* DECsystem 5400 */
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#define MACH_DS5500 8 /* DECsystem 5500 */
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#define MACH_DS5800 9 /* DECsystem 5800 */
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#define MACH_DS5900 10 /* DECsystem 5900 */
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/*
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* Valid machtype for group PMC-MSP
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*/
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#define MACH_MSP4200_EVAL 0 /* PMC-Sierra MSP4200 Evaluation */
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#define MACH_MSP4200_GW 1 /* PMC-Sierra MSP4200 Gateway demo */
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#define MACH_MSP4200_FPGA 2 /* PMC-Sierra MSP4200 Emulation */
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#define MACH_MSP7120_EVAL 3 /* PMC-Sierra MSP7120 Evaluation */
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#define MACH_MSP7120_GW 4 /* PMC-Sierra MSP7120 Residential GW */
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#define MACH_MSP7120_FPGA 5 /* PMC-Sierra MSP7120 Emulation */
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#define MACH_MSP_OTHER 255 /* PMC-Sierra unknown board type */
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/*
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* Valid machtype for group Mikrotik
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*/
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#define MACH_MIKROTIK_RB532 0 /* Mikrotik RouterBoard 532 */
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#define MACH_MIKROTIK_RB532A 1 /* Mikrotik RouterBoard 532A */
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/*
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* Valid machtype for Loongson family
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*/
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#define MACH_LOONGSON_UNKNOWN 0
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#define MACH_LEMOTE_FL2E 1
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#define MACH_LEMOTE_FL2F 2
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#define MACH_LEMOTE_ML2F7 3
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#define MACH_LEMOTE_YL2F89 4
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#define MACH_DEXXON_GDIUM2F10 5
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#define MACH_LEMOTE_NAS 6
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#define MACH_LEMOTE_LL2F 7
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#define MACH_LOONGSON_END 8
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/*
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* Valid machtype for group INGENIC
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*/
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#define MACH_INGENIC_JZ4730 0 /* JZ4730 SOC */
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#define MACH_INGENIC_JZ4740 1 /* JZ4740 SOC */
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extern char *system_type;
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const char *get_system_type(void);
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extern unsigned long mips_machtype;
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#define BOOT_MEM_MAP_MAX 32
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#define BOOT_MEM_RAM 1
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#define BOOT_MEM_ROM_DATA 2
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#define BOOT_MEM_RESERVED 3
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#define BOOT_MEM_INIT_RAM 4
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/*
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* A memory map that's built upon what was determined
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* or specified on the command line.
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*/
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struct boot_mem_map {
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int nr_map;
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struct boot_mem_map_entry {
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phys_t addr; /* start of memory segment */
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phys_t size; /* size of memory segment */
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long type; /* type of memory segment */
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} map[BOOT_MEM_MAP_MAX];
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};
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extern struct boot_mem_map boot_mem_map;
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extern void add_memory_region(phys_t start, phys_t size, long type);
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extern void prom_init(void);
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extern void prom_free_prom_memory(void);
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extern void free_init_pages(const char *what,
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unsigned long begin, unsigned long end);
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/*
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* Initial kernel command line, usually setup by prom_init()
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*/
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extern char arcs_cmdline[COMMAND_LINE_SIZE];
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/*
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* Registers a0, a1, a3 and a4 as passed to the kernel entry by firmware
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*/
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extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3;
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/*
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* Platform memory detection hook called by setup_arch
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*/
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extern void plat_mem_setup(void);
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#ifdef CONFIG_SWIOTLB
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/*
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* Optional platform hook to call swiotlb_setup().
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*/
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extern void plat_swiotlb_setup(void);
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#else
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static inline void plat_swiotlb_setup(void) {}
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#endif /* CONFIG_SWIOTLB */
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#endif /* _ASM_BOOTINFO_H */
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