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cpu.h revision 1.13.82.1 
      1 /*	$NetBSD: cpu.h,v 1.13.82.1 2011/01/17 07:46:00 matt Exp $	*/
      2 
      3 /*
      4  * Copyright 2002 Wasabi Systems, Inc.
      5  * All rights reserved.
      6  *
      7  * Written by Eduardo Horvath for Wasabi Systems, Inc.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. All advertising materials mentioning features or use of this software
     18  *    must display the following acknowledgement:
     19  *      This product includes software developed for the NetBSD Project by
     20  *      Wasabi Systems, Inc.
     21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
     22  *    or promote products derived from this software without specific prior
     23  *    written permission.
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
     26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
     29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     35  * POSSIBILITY OF SUCH DAMAGE.
     36  */
     37 
     38 #ifndef	_IBM4XX_CPU_H_
     39 #define	_IBM4XX_CPU_H_
     40 
     41 /* PVRs for different IBM CPUs */
     42 #define	PVR_401A1		0x00210000
     43 #define	PVR_401B2		0x00220000
     44 #define	PVR_401C2		0x00230000
     45 #define	PVR_401D2		0x00240000
     46 #define	PVR_401E2		0x00250000
     47 #define	PVR_401F2		0x00260000
     48 #define	PVR_401G2		0x00270000
     49 
     50 #define	PVR_403			0x00200000
     51 
     52 #define PVR_405GP      		0x40110000
     53 #define PVR_405GP_PASS1 	0x40110000	/* RevA */
     54 #define PVR_405GP_PASS2 	0x40110040	/* RevB */
     55 #define PVR_405GP_PASS2_1 	0x40110082	/* RevC */
     56 #define PVR_405GP_PASS3 	0x401100c4	/* RevD */
     57 #define PVR_405GPR     		0x50910000
     58 #define PVR_405GPR_REVB		0x50910951
     59 
     60 #define	PVR_405D5X1 		0x20010000 	/* Virtex II Pro */
     61 #define	PVR_405D5X2 		0x20011000 	/* Virtex 4 FX */
     62 
     63 #if defined(_KERNEL)
     64 extern char bootpath[];
     65 
     66 #include <sys/param.h>
     67 #include <sys/device.h>
     68 #include <prop/proplib.h>
     69 
     70 /* export from ibm4xx/autoconf.c */
     71 extern void (*md_device_register) __P((struct device *dev, void *aux));
     72 
     73 /* export from ibm4xx/machdep.c */
     74 extern void (*md_consinit) __P((void));
     75 extern void (*md_cpu_startup) __P((void));
     76 
     77 /* export from ibm4xx/ibm40x_machdep.c */
     78 extern void ibm40x_memsize_init(u_int, u_int);
     79 
     80 /* export from ibm4xx/ibm4xx_machdep.c */
     81 extern void ibm4xx_init(void (*)(void));
     82 extern void ibm4xx_cpu_startup(const char *);
     83 extern void ibm4xx_dumpsys(void);
     84 extern void ibm4xx_install_extint(void (*)(void));
     85 
     86 /* export from ibm4xx/ibm4xx_autoconf.c */
     87 extern void ibm4xx_device_register(struct device *dev, void *aux);
     88 
     89 /* export from ibm4xx/clock.c */
     90 extern void calc_delayconst(void);
     91 
     92 /* export from ibm4xx/4xx_locore.S */
     93 extern void ppc4xx_reset(void) __attribute__((__noreturn__));
     94 
     95 /*
     96  * DCR (Device Control Register) access. These have to be
     97  * macros because register address is encoded as immediate
     98  * operand.
     99  */
    100 static inline void
    101 mtdcr(int reg, uint32_t val)
    102 {
    103 	__asm volatile("mtdcr %0,%1" : : "K"(reg), "r"(val));
    104 }
    105 
    106 static inline uint32_t
    107 mfdcr(int reg)
    108 {
    109 	uint32_t val;
    110 
    111 	__asm volatile("mfdcr %0,%1" : "=r"(val) : "K"(reg));
    112 	return val;
    113 }
    114 #endif /* _KERNEL */
    115 
    116 #include <powerpc/cpu.h>
    117 
    118 /* Board info dictionary */
    119 extern prop_dictionary_t board_properties;
    120 extern void board_info_init(void);
    121 
    122 /*****************************************************************************/
    123 /* THIS CODE IS OBSOLETE. WILL BE REMOVED */
    124 /*
    125  * Board configuration structure from the OpenBIOS.
    126  */
    127 struct board_cfg_data {
    128 	unsigned char	usr_config_ver[4];
    129 	unsigned char	rom_sw_ver[30];
    130 	unsigned int	mem_size;
    131 	unsigned char	mac_address_local[6];
    132 	unsigned char	mac_address_pci[6];
    133 	unsigned int	processor_speed;
    134 	unsigned int	plb_speed;
    135 	unsigned int	pci_speed;
    136 };
    137 
    138 extern struct board_cfg_data board_data;
    139 /*****************************************************************************/
    140 
    141 #endif	/* _IBM4XX_CPU_H_ */
    142