bootinfo.h

来自「linux 内核源代码」· C头文件 代码 · 共 251 行

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file COPYING in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1995, 1996, 2003 by Ralf Baechle
 * Copyright (C) 1995, 1996 Andreas Busse
 * Copyright (C) 1995, 1996 Stoned Elipot
 * Copyright (C) 1995, 1996 Paul M. Antoine.
 */
#ifndef _ASM_BOOTINFO_H
#define _ASM_BOOTINFO_H

#include <linux/types.h>
#include <asm/setup.h>

/*
 * The MACH_ IDs are sort of equivalent to PCI product IDs.  As such the
 * numbers do not necessarily reflect technical relations or similarities
 * between systems.
 */

/*
 * Valid machtype values for group unknown
 */
#define  MACH_UNKNOWN		0	/* whatever...			*/

/*
 * Valid machtype values for group JAZZ
 */
#define  MACH_ACER_PICA_61	0	/* Acer PICA-61 (PICA1)		*/
#define  MACH_MIPS_MAGNUM_4000	1	/* Mips Magnum 4000 "RC4030"	*/
#define  MACH_OLIVETTI_M700	2	/* Olivetti M700-10 (-15 ??)    */

/*
 * Valid machtype for group DEC
 */
#define  MACH_DSUNKNOWN		0
#define  MACH_DS23100		1	/* DECstation 2100 or 3100	*/
#define  MACH_DS5100		2	/* DECsystem 5100		*/
#define  MACH_DS5000_200	3	/* DECstation 5000/200		*/
#define  MACH_DS5000_1XX	4	/* DECstation 5000/120, 125, 133, 150 */
#define  MACH_DS5000_XX		5	/* DECstation 5000/20, 25, 33, 50 */
#define  MACH_DS5000_2X0	6	/* DECstation 5000/240, 260	*/
#define  MACH_DS5400		7	/* DECsystem 5400		*/
#define  MACH_DS5500		8	/* DECsystem 5500		*/
#define  MACH_DS5800		9	/* DECsystem 5800		*/
#define  MACH_DS5900		10	/* DECsystem 5900		*/

/*
 * Valid machtype for group ARC
 */
#define MACH_DESKSTATION_RPC44  0	/* Deskstation rPC44 */
#define MACH_DESKSTATION_TYNE	1	/* Deskstation Tyne */

/*
 * Valid machtype for group SNI_RM
 */
#define  MACH_SNI_RM200_PCI	0	/* RM200/RM300/RM400 PCI series */

/*
 * Valid machtype for group ACN
 */
#define  MACH_ACN_MIPS_BOARD	0       /* ACN MIPS single board        */

/*
 * Valid machtype for group SGI
 */
#define  MACH_SGI_IP22		0	/* Indy, Indigo2, Challenge S	*/
#define  MACH_SGI_IP27		1	/* Origin 200, Origin 2000, Onyx 2 */
#define  MACH_SGI_IP28		2	/* Indigo2 Impact		*/
#define  MACH_SGI_IP32		3	/* O2				*/
#define  MACH_SGI_IP30		4	/* Octane, Octane2              */

/*
 * Valid machtype for group COBALT
 */
#define  MACH_COBALT_27		0	/* Proto "27" hardware		*/

/*
 * Valid machtype for group BAGET
 */
#define  MACH_BAGET201		0	/* BT23-201 */
#define  MACH_BAGET202		1	/* BT23-202 */

/*
 * Cosine boards.
 */
#define  MACH_COSINE_ORION	0

/*
 * Valid machtype for group MOMENCO
 */
#define  MACH_MOMENCO_OCELOT	0
#define  MACH_MOMENCO_OCELOT_G	1	/* no more supported (may 2007) */
#define  MACH_MOMENCO_OCELOT_C	2	/* no more supported (jun 2007) */
#define  MACH_MOMENCO_JAGUAR_ATX 3	/* no more supported (may 2007) */
#define  MACH_MOMENCO_OCELOT_3	4

/*
 * Valid machtype for group PHILIPS
 */
#define  MACH_PHILIPS_NINO	0	/* Nino */
#define  MACH_PHILIPS_VELO	1	/* Velo */
#define  MACH_PHILIPS_JBS	2	/* JBS */
#define  MACH_PHILIPS_STB810	3	/* STB810 */

/*
 * Valid machtype for group SIBYTE
 */
#define  MACH_SWARM              0

/*
 * Valid machtypes for group Toshiba
 */
#define  MACH_PALLAS		0
#define  MACH_TOPAS		1
#define  MACH_JMR		2
#define  MACH_TOSHIBA_JMR3927	3	/* JMR-TX3927 CPU/IO board */
#define  MACH_TOSHIBA_RBTX4927	4
#define  MACH_TOSHIBA_RBTX4937	5
#define  MACH_TOSHIBA_RBTX4938	6

/*
 * Valid machtype for group Alchemy
 */
#define  MACH_PB1000		0	/* Au1000-based eval board */
#define  MACH_PB1100		1	/* Au1100-based eval board */
#define  MACH_PB1500		2	/* Au1500-based eval board */
#define  MACH_DB1000		3       /* Au1000-based eval board */
#define  MACH_DB1100		4       /* Au1100-based eval board */
#define  MACH_DB1500		5       /* Au1500-based eval board */
#define  MACH_XXS1500		6       /* Au1500-based eval board */
#define  MACH_MTX1		7       /* 4G MTX-1 Au1500-based board */
#define  MACH_PB1550		8       /* Au1550-based eval board */
#define  MACH_DB1550		9       /* Au1550-based eval board */
#define  MACH_PB1200		10       /* Au1200-based eval board */
#define  MACH_DB1200		11       /* Au1200-based eval board */

/*
 * Valid machtype for group NEC_VR41XX
 *
 * Various NEC-based devices.
 *
 * FIXME: MACH_GROUPs should be by _MANUFACTURER_ of * the device, not by
 *        technical properties, so no new additions to this group.
 */
#define  MACH_NEC_OSPREY	0	/* Osprey eval board */
#define  MACH_NEC_EAGLE		1	/* NEC Eagle/Hawk board */
#define  MACH_ZAO_CAPCELLA	2	/* ZAO Networks Capcella */
#define  MACH_VICTOR_MPC30X	3	/* Victor MP-C303/304 */
#define  MACH_IBM_WORKPAD	4	/* IBM WorkPad z50 */
#define  MACH_CASIO_E55		5	/* CASIO CASSIOPEIA E-10/15/55/65 */
#define  MACH_TANBAC_TB0226	6	/* TANBAC TB0226 (Mbase) */
#define  MACH_TANBAC_TB0229	7	/* TANBAC TB0229 (VR4131DIMM) */
#define  MACH_NEC_CMBVR4133	8	/* CMB VR4133 Board */

#define  MACH_HP_LASERJET	1

/*
 * Valid machtype for group LASAT
 */
#define  MACH_LASAT_100		0	/* Masquerade II/SP100/SP50/SP25 */
#define  MACH_LASAT_200		1	/* Masquerade PRO/SP200 */

/*
 * Valid machtype for group TITAN
 */
#define  MACH_TITAN_YOSEMITE	1	/* PMC-Sierra Yosemite		*/
#define  MACH_TITAN_EXCITE	2	/* Basler eXcite		*/

/*
 * Valid machtype for group NEC EMMA2RH
 */
#define  MACH_NEC_MARKEINS	0	/* NEC EMMA2RH Mark-eins	*/

/*
 * Valid machtype for group LEMOTE
 */
#define  MACH_LEMOTE_FULONG        0

/*
 * Valid machtype for group PMC-MSP
 */
#define MACH_MSP4200_EVAL       0	/* PMC-Sierra MSP4200 Evaluation */
#define MACH_MSP4200_GW         1	/* PMC-Sierra MSP4200 Gateway demo */
#define MACH_MSP4200_FPGA       2	/* PMC-Sierra MSP4200 Emulation */
#define MACH_MSP7120_EVAL       3	/* PMC-Sierra MSP7120 Evaluation */
#define MACH_MSP7120_GW         4	/* PMC-Sierra MSP7120 Residential GW */
#define MACH_MSP7120_FPGA       5	/* PMC-Sierra MSP7120 Emulation */
#define MACH_MSP_OTHER        255	/* PMC-Sierra unknown board type */

#define MACH_WRPPMC             1

/*
 * Valid machtype for group Broadcom
 */
#define MACH_GROUP_BRCM		23	/* Broadcom			*/
#define  MACH_BCM47XX		1	/* Broadcom BCM47XX		*/

#define CL_SIZE			COMMAND_LINE_SIZE

const char *get_system_type(void);

extern unsigned long mips_machtype;

#define BOOT_MEM_MAP_MAX	32
#define BOOT_MEM_RAM		1
#define BOOT_MEM_ROM_DATA	2
#define BOOT_MEM_RESERVED	3

/*
 * A memory map that's built upon what was determined
 * or specified on the command line.
 */
struct boot_mem_map {
	int nr_map;
	struct boot_mem_map_entry {
		phys_t addr;	/* start of memory segment */
		phys_t size;	/* size of memory segment */
		long type;		/* type of memory segment */
	} map[BOOT_MEM_MAP_MAX];
};

extern struct boot_mem_map boot_mem_map;

extern void add_memory_region(phys_t start, phys_t size, long type);

extern void prom_init(void);
extern void prom_free_prom_memory(void);

extern void free_init_pages(const char *what,
			    unsigned long begin, unsigned long end);

/*
 * Initial kernel command line, usually setup by prom_init()
 */
extern char arcs_cmdline[CL_SIZE];

/*
 * Registers a0, a1, a3 and a4 as passed to the kernel entry by firmware
 */
extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3;

/*
 * Platform memory detection hook called by setup_arch
 */
extern void plat_mem_setup(void);

#endif /* _ASM_BOOTINFO_H */