嵌入式Linux

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Unix_Linux

cpu.h：源码内容

							/*
 * 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.
 *
 * cpu.h: Values of the PRId register used to match up
 *        various MIPS cpu types.
 *
 * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
 */
#ifndef _ASM_CPU_H
#define _ASM_CPU_H
/*
 * Assigned values for the product ID register.  In order to detect a
 * certain CPU type exactly eventually additional registers may need to
 * be examined.
 */
#define PRID_IMP_R2000    0x0100
#define PRID_IMP_R3000    0x0200	/* Same as R2000A  */
#define PRID_IMP_R6000    0x0300	/* Same as R3000A  */
#define PRID_IMP_R4000    0x0400
#define PRID_IMP_R6000A   0x0600
#define PRID_IMP_R10000   0x0900
#define PRID_IMP_R4300    0x0b00
#define PRID_IMP_R12000   0x0e00
#define PRID_IMP_R8000    0x1000
#define PRID_IMP_R4600    0x2000
#define PRID_IMP_R4700    0x2100
#define PRID_IMP_R4640    0x2200
#define PRID_IMP_R4650    0x2200	/* Same as R4640 */
#define PRID_IMP_R5000    0x2300
#define PRID_IMP_SONIC    0x2400
#define PRID_IMP_MAGIC    0x2500
#define PRID_IMP_RM7000   0x2700
#define PRID_IMP_NEVADA   0x2800
#define PRID_IMP_UNKNOWN  0xff00
#define PRID_REV_R4400    0x0040
#define PRID_REV_R3000A   0x0030
#define PRID_REV_R3000    0x0020
#define PRID_REV_R2000A   0x0010
#endif /* _ASM_CPU_H */

						