1 /* $NetBSD: cpu.h,v 1.16 2011/01/18 01:02:54 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 #include <powerpc/spr.h> 42 #include <powerpc/ibm4xx/spr.h> 43 #include <powerpc/ibm4xx/dcr4xx.h> 44 45 /* PVRs for different IBM CPUs */ 46 #define PVR_401A1 0x00210000 47 #define PVR_401B2 0x00220000 48 #define PVR_401C2 0x00230000 49 #define PVR_401D2 0x00240000 50 #define PVR_401E2 0x00250000 51 #define PVR_401F2 0x00260000 52 #define PVR_401G2 0x00270000 53 54 #define PVR_403 0x00200000 55 56 #define PVR_405GP 0x40110000 57 #define PVR_405GP_PASS1 0x40110000 /* RevA */ 58 #define PVR_405GP_PASS2 0x40110040 /* RevB */ 59 #define PVR_405GP_PASS2_1 0x40110082 /* RevC */ 60 #define PVR_405GP_PASS3 0x401100c4 /* RevD */ 61 #define PVR_405GPR 0x50910000 62 #define PVR_405GPR_REVB 0x50910951 63 64 #define PVR_405D5X1 0x20010000 /* Virtex II Pro */ 65 #define PVR_405D5X2 0x20011000 /* Virtex 4 FX */ 66 67 #define PVR_405EX 0x12910000 68 69 #if defined(_KERNEL) 70 extern char bootpath[]; 71 72 #include <sys/param.h> 73 #include <sys/device.h> 74 #include <prop/proplib.h> 75 76 /* export from ibm4xx/autoconf.c */ 77 extern void (*md_device_register)(struct device *dev, void *aux); 78 79 /* export from ibm4xx/machdep.c */ 80 extern void (*md_consinit)(void); 81 extern void (*md_cpu_startup)(void); 82 83 /* export from ibm4xx/ibm40x_machdep.c */ 84 extern void ibm40x_memsize_init(u_int, u_int); 85 86 /* export from ibm4xx/ibm4xx_machdep.c */ 87 extern void ibm4xx_init(void (*)(void)); 88 extern void ibm4xx_cpu_startup(const char *); 89 extern void ibm4xx_dumpsys(void); 90 extern void ibm4xx_install_extint(void (*)(void)); 91 92 /* export from ibm4xx/ibm4xx_autoconf.c */ 93 extern void ibm4xx_device_register(struct device *dev, void *aux); 94 95 /* export from ibm4xx/clock.c */ 96 extern void calc_delayconst(void); 97 98 /* export from ibm4xx/4xx_locore.S */ 99 extern void ppc4xx_reset(void) __dead; 100 101 /* 102 * DCR (Device Control Register) access. These have to be 103 * macros because register address is encoded as immediate 104 * operand. 105 */ 106 static inline void 107 mtdcr(int reg, uint32_t val) 108 { 109 __asm volatile("mtdcr %0,%1" : : "K"(reg), "r"(val)); 110 } 111 112 static inline uint32_t 113 mfdcr(int reg) 114 { 115 uint32_t val; 116 117 __asm volatile("mfdcr %0,%1" : "=r"(val) : "K"(reg)); 118 return val; 119 } 120 121 static inline void 122 mtcpr(int reg, uint32_t val) 123 { 124 mtdcr(DCR_CPR0_CFGADDR, reg); 125 mtdcr(DCR_CPR0_CFGDATA, val); 126 } 127 128 static inline uint32_t 129 mfcpr(int reg) 130 { 131 mtdcr(DCR_CPR0_CFGADDR, reg); 132 return mfdcr(DCR_CPR0_CFGDATA); 133 } 134 135 static void inline 136 mtsdr(int reg, uint32_t val) 137 { 138 mtdcr(DCR_SDR0_CFGADDR, reg); 139 mtdcr(DCR_SDR0_CFGDATA, val); 140 } 141 142 static inline uint32_t 143 mfsdr(int reg) 144 { 145 mtdcr(DCR_SDR0_CFGADDR, reg); 146 return mfdcr(DCR_SDR0_CFGDATA); 147 } 148 #endif /* _KERNEL */ 149 150 #include <powerpc/cpu.h> 151 152 /* Board info dictionary */ 153 extern prop_dictionary_t board_properties; 154 extern void board_info_init(void); 155 156 /*****************************************************************************/ 157 /* THIS CODE IS OBSOLETE. WILL BE REMOVED */ 158 /* 159 * Board configuration structure from the OpenBIOS. 160 */ 161 struct board_cfg_data { 162 unsigned char usr_config_ver[4]; 163 unsigned char rom_sw_ver[30]; 164 unsigned int mem_size; 165 unsigned char mac_address_local[6]; 166 unsigned char mac_address_pci[6]; 167 unsigned int processor_speed; 168 unsigned int plb_speed; 169 unsigned int pci_speed; 170 }; 171 172 extern struct board_cfg_data board_data; 173 /*****************************************************************************/ 174 175 #endif /* _IBM4XX_CPU_H_ */ 176