openbios.c revision 1.1.2.2
1 1.1.2.2 skrll /* $NetBSD: openbios.c,v 1.1.2.2 2005/01/24 08:34:27 skrll Exp $ */ 2 1.1.2.2 skrll 3 1.1.2.2 skrll /* 4 1.1.2.2 skrll * Copyright (c) 2004 Shigeyuki Fukushima. 5 1.1.2.2 skrll * All rights reserved. 6 1.1.2.2 skrll * 7 1.1.2.2 skrll * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 skrll * modification, are permitted provided that the following conditions 9 1.1.2.2 skrll * are met: 10 1.1.2.2 skrll * 1. Redistributions of source code must retain the above copyright 11 1.1.2.2 skrll * notice, this list of conditions and the following disclaimer. 12 1.1.2.2 skrll * 2. Redistributions in binary form must reproduce the above 13 1.1.2.2 skrll * copyright notice, this list of conditions and the following 14 1.1.2.2 skrll * disclaimer in the documentation and/or other materials provided 15 1.1.2.2 skrll * with the distribution. 16 1.1.2.2 skrll * 3. The name of the author may not be used to endorse or promote 17 1.1.2.2 skrll * products derived from this software without specific prior 18 1.1.2.2 skrll * written permission. 19 1.1.2.2 skrll * 20 1.1.2.2 skrll * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 21 1.1.2.2 skrll * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22 1.1.2.2 skrll * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 1.1.2.2 skrll * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 24 1.1.2.2 skrll * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 1.1.2.2 skrll * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 26 1.1.2.2 skrll * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 1.1.2.2 skrll * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 1.1.2.2 skrll * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 1.1.2.2 skrll * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 1.1.2.2 skrll * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 1.1.2.2 skrll */ 32 1.1.2.2 skrll 33 1.1.2.2 skrll #include <sys/cdefs.h> 34 1.1.2.2 skrll __KERNEL_RCSID(0, "$NetBSD: openbios.c,v 1.1.2.2 2005/01/24 08:34:27 skrll Exp $"); 35 1.1.2.2 skrll 36 1.1.2.2 skrll #include <sys/param.h> 37 1.1.2.2 skrll #include <sys/systm.h> 38 1.1.2.2 skrll 39 1.1.2.2 skrll #include <machine/cpu.h> 40 1.1.2.2 skrll 41 1.1.2.2 skrll #include <powerpc/ibm4xx/openbios.h> 42 1.1.2.2 skrll 43 1.1.2.2 skrll /* 44 1.1.2.2 skrll * Board configuration structure from the OpenBIOS. 45 1.1.2.2 skrll * 46 1.1.2.2 skrll * Supported (XXX): 47 1.1.2.2 skrll * 405GPr 1.2 ROM Monitor (5/25/02) 48 1.1.2.2 skrll */ 49 1.1.2.2 skrll struct board_bios_data { 50 1.1.2.2 skrll unsigned char usr_config_ver[4]; 51 1.1.2.2 skrll unsigned char rom_sw_ver[30]; 52 1.1.2.2 skrll unsigned int mem_size; 53 1.1.2.2 skrll unsigned char mac_address_local[6]; 54 1.1.2.2 skrll unsigned char mac_address_pci[6]; 55 1.1.2.2 skrll unsigned int processor_speed; 56 1.1.2.2 skrll unsigned int plb_speed; 57 1.1.2.2 skrll unsigned int pci_speed; 58 1.1.2.2 skrll }; 59 1.1.2.2 skrll 60 1.1.2.2 skrll static struct board_bios_data board_bios; 61 1.1.2.2 skrll 62 1.1.2.2 skrll void 63 1.1.2.2 skrll openbios_board_init(void *info_block, u_int startkernel) 64 1.1.2.2 skrll { 65 1.1.2.2 skrll 66 1.1.2.2 skrll /* Initialize cache info for memcpy, etc. */ 67 1.1.2.2 skrll cpu_probe_cache(); 68 1.1.2.2 skrll 69 1.1.2.2 skrll /* Save info block */ 70 1.1.2.2 skrll memcpy(&board_bios, info_block, sizeof(board_bios)); 71 1.1.2.2 skrll } 72 1.1.2.2 skrll 73 1.1.2.2 skrll unsigned int 74 1.1.2.2 skrll openbios_board_memsize_get(void) 75 1.1.2.2 skrll { 76 1.1.2.2 skrll return board_bios.mem_size; 77 1.1.2.2 skrll } 78 1.1.2.2 skrll 79 1.1.2.2 skrll void 80 1.1.2.2 skrll openbios_board_info_set(void) 81 1.1.2.2 skrll { 82 1.1.2.2 skrll 83 1.1.2.2 skrll 84 1.1.2.2 skrll /* Initialize board properties database */ 85 1.1.2.2 skrll board_info_init(); 86 1.1.2.2 skrll 87 1.1.2.2 skrll if (board_info_set("user-config-version", 88 1.1.2.2 skrll &board_bios.usr_config_ver, 89 1.1.2.2 skrll sizeof(board_bios.usr_config_ver), PROP_CONST, 0)) 90 1.1.2.2 skrll panic("setting user-config-version"); 91 1.1.2.2 skrll 92 1.1.2.2 skrll if (board_info_set("rom-software-version", 93 1.1.2.2 skrll &board_bios.rom_sw_ver, 94 1.1.2.2 skrll sizeof(board_bios.rom_sw_ver), PROP_CONST, 0)) 95 1.1.2.2 skrll panic("setting rom-software-version"); 96 1.1.2.2 skrll 97 1.1.2.2 skrll if (board_info_set("mem-size", 98 1.1.2.2 skrll &board_bios.mem_size, 99 1.1.2.2 skrll sizeof(board_bios.mem_size), PROP_CONST, 0)) 100 1.1.2.2 skrll panic("setting mem-size"); 101 1.1.2.2 skrll 102 1.1.2.2 skrll if (board_info_set("emac0-mac-addr", 103 1.1.2.2 skrll &board_bios.mac_address_local, 104 1.1.2.2 skrll sizeof(board_bios.mac_address_local), PROP_CONST, 0)) 105 1.1.2.2 skrll panic("setting emac0-mac-addr"); 106 1.1.2.2 skrll 107 1.1.2.2 skrll if (board_info_set("sip0-mac-addr", 108 1.1.2.2 skrll &board_bios.mac_address_pci, 109 1.1.2.2 skrll sizeof(board_bios.mac_address_pci), PROP_CONST, 0)) 110 1.1.2.2 skrll panic("setting sip0-mac-addr"); 111 1.1.2.2 skrll 112 1.1.2.2 skrll if (board_info_set("processor-frequency", 113 1.1.2.2 skrll &board_bios.processor_speed, 114 1.1.2.2 skrll sizeof(board_bios.processor_speed), PROP_CONST, 0)) 115 1.1.2.2 skrll panic("setting processor-frequency"); 116 1.1.2.2 skrll 117 1.1.2.2 skrll if (board_info_set("plb-frequency", 118 1.1.2.2 skrll &board_bios.plb_speed, 119 1.1.2.2 skrll sizeof(board_bios.plb_speed), PROP_CONST, 0)) 120 1.1.2.2 skrll panic("setting plb-frequency"); 121 1.1.2.2 skrll 122 1.1.2.2 skrll if (board_info_set("pci-frequency", 123 1.1.2.2 skrll &board_bios.pci_speed, 124 1.1.2.2 skrll sizeof(board_bios.pci_speed), PROP_CONST, 0)) 125 1.1.2.2 skrll panic("setting pci-frequency"); 126 1.1.2.2 skrll } 127 1.1.2.2 skrll 128 1.1.2.2 skrll 129 1.1.2.2 skrll void 130 1.1.2.2 skrll openbios_board_print(void) 131 1.1.2.2 skrll { 132 1.1.2.2 skrll 133 1.1.2.2 skrll printf("Board config data:\n"); 134 1.1.2.2 skrll printf(" usr_config_ver = %s\n", board_bios.usr_config_ver); 135 1.1.2.2 skrll printf(" rom_sw_ver = %s\n", board_bios.rom_sw_ver); 136 1.1.2.2 skrll printf(" mem_size = %u\n", board_bios.mem_size); 137 1.1.2.2 skrll printf(" mac_address_local = %02x:%02x:%02x:%02x:%02x:%02x\n", 138 1.1.2.2 skrll board_bios.mac_address_local[0], board_bios.mac_address_local[1], 139 1.1.2.2 skrll board_bios.mac_address_local[2], board_bios.mac_address_local[3], 140 1.1.2.2 skrll board_bios.mac_address_local[4], board_bios.mac_address_local[5]); 141 1.1.2.2 skrll printf(" mac_address_pci = %02x:%02x:%02x:%02x:%02x:%02x\n", 142 1.1.2.2 skrll board_bios.mac_address_pci[0], board_bios.mac_address_pci[1], 143 1.1.2.2 skrll board_bios.mac_address_pci[2], board_bios.mac_address_pci[3], 144 1.1.2.2 skrll board_bios.mac_address_pci[4], board_bios.mac_address_pci[5]); 145 1.1.2.2 skrll printf(" processor_speed = %u\n", board_bios.processor_speed); 146 1.1.2.2 skrll printf(" plb_speed = %u\n", board_bios.plb_speed); 147 1.1.2.2 skrll printf(" pci_speed = %u\n", board_bios.pci_speed); 148 1.1.2.2 skrll } 149
Indexes created Thu Oct 02 07:10:07 GMT 2025