century_bios.c revision 1.1.4.2
1 1.1.4.2 skrll /* $NetBSD: century_bios.c,v 1.1.4.2 2005/04/01 14:27:26 skrll Exp $ */ 2 1.1.4.2 skrll 3 1.1.4.2 skrll /* 4 1.1.4.2 skrll * Copyright (c) 2004 Shigeyuki Fukushima. 5 1.1.4.2 skrll * All rights reserved. 6 1.1.4.2 skrll * 7 1.1.4.2 skrll * Redistribution and use in source and binary forms, with or without 8 1.1.4.2 skrll * modification, are permitted provided that the following conditions 9 1.1.4.2 skrll * are met: 10 1.1.4.2 skrll * 1. Redistributions of source code must retain the above copyright 11 1.1.4.2 skrll * notice, this list of conditions and the following disclaimer. 12 1.1.4.2 skrll * 2. Redistributions in binary form must reproduce the above 13 1.1.4.2 skrll * copyright notice, this list of conditions and the following 14 1.1.4.2 skrll * disclaimer in the documentation and/or other materials provided 15 1.1.4.2 skrll * with the distribution. 16 1.1.4.2 skrll * 3. The name of the author may not be used to endorse or promote 17 1.1.4.2 skrll * products derived from this software without specific prior 18 1.1.4.2 skrll * written permission. 19 1.1.4.2 skrll * 20 1.1.4.2 skrll * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 21 1.1.4.2 skrll * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22 1.1.4.2 skrll * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 1.1.4.2 skrll * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 24 1.1.4.2 skrll * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 1.1.4.2 skrll * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 26 1.1.4.2 skrll * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 1.1.4.2 skrll * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 1.1.4.2 skrll * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 1.1.4.2 skrll * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 1.1.4.2 skrll * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 1.1.4.2 skrll */ 32 1.1.4.2 skrll 33 1.1.4.2 skrll #include <sys/cdefs.h> 34 1.1.4.2 skrll __KERNEL_RCSID(0, "$NetBSD: century_bios.c,v 1.1.4.2 2005/04/01 14:27:26 skrll Exp $"); 35 1.1.4.2 skrll 36 1.1.4.2 skrll #include <sys/param.h> 37 1.1.4.2 skrll #include <sys/systm.h> 38 1.1.4.2 skrll 39 1.1.4.2 skrll #include <machine/cpu.h> 40 1.1.4.2 skrll #include <machine/century_bios.h> 41 1.1.4.2 skrll 42 1.1.4.2 skrll /* 43 1.1.4.2 skrll * OpenBlockS S/R Board configuration structure. 44 1.1.4.2 skrll * 45 1.1.4.2 skrll * IBM405GP Monitor (Ver. 1.8, REV-01 H/W) 46 1.1.4.2 skrll * Century Version (MA-300) (Oct. 30, 2001) 47 1.1.4.2 skrll */ 48 1.1.4.2 skrll struct board_bios_data { 49 1.1.4.2 skrll unsigned char mac_address_local[6]; 50 1.1.4.2 skrll unsigned char boot_mode; 51 1.1.4.2 skrll unsigned char mem_size; /* MB */ 52 1.1.4.2 skrll }; 53 1.1.4.2 skrll 54 1.1.4.2 skrll static struct board_bios_data board_bios; 55 1.1.4.2 skrll static unsigned int board_mem_size; 56 1.1.4.2 skrll static unsigned int board_cpu_speed; 57 1.1.4.2 skrll static unsigned int board_plb_speed; 58 1.1.4.2 skrll static unsigned int board_pci_speed; 59 1.1.4.2 skrll 60 1.1.4.2 skrll void 61 1.1.4.2 skrll bios_board_init(void *info_block, u_int sysclk_base) 62 1.1.4.2 skrll { 63 1.1.4.2 skrll 64 1.1.4.2 skrll /* Initialize cache info for memcpy, etc. */ 65 1.1.4.2 skrll cpu_probe_cache(); 66 1.1.4.2 skrll 67 1.1.4.2 skrll /* Save info block */ 68 1.1.4.2 skrll memcpy(&board_bios, info_block, sizeof(board_bios)); 69 1.1.4.2 skrll board_mem_size = board_bios.mem_size * 1024 * 1024; 70 1.1.4.2 skrll 71 1.1.4.2 skrll board_cpu_speed = 0x0bebc200; 72 1.1.4.2 skrll board_plb_speed = 0x05f5e100; 73 1.1.4.2 skrll board_pci_speed = 0x01f78a40; 74 1.1.4.2 skrll } 75 1.1.4.2 skrll 76 1.1.4.2 skrll unsigned int 77 1.1.4.2 skrll bios_board_memsize_get(void) 78 1.1.4.2 skrll { 79 1.1.4.2 skrll return board_mem_size; 80 1.1.4.2 skrll } 81 1.1.4.2 skrll 82 1.1.4.2 skrll void 83 1.1.4.2 skrll bios_board_info_set(void) 84 1.1.4.2 skrll { 85 1.1.4.2 skrll 86 1.1.4.2 skrll /* Initialize board properties database */ 87 1.1.4.2 skrll board_info_init(); 88 1.1.4.2 skrll 89 1.1.4.2 skrll if (board_info_set("mem-size", 90 1.1.4.2 skrll &board_mem_size, 91 1.1.4.2 skrll sizeof(board_mem_size), PROP_CONST, 0)) 92 1.1.4.2 skrll panic("setting mem-size"); 93 1.1.4.2 skrll 94 1.1.4.2 skrll if (board_info_set("emac0-mac-addr", 95 1.1.4.2 skrll &board_bios.mac_address_local, 96 1.1.4.2 skrll sizeof(board_bios.mac_address_local), PROP_CONST, 0)) 97 1.1.4.2 skrll panic("setting emac0-mac-addr"); 98 1.1.4.2 skrll 99 1.1.4.2 skrll if (board_info_set("processor-frequency", 100 1.1.4.2 skrll &board_cpu_speed, 101 1.1.4.2 skrll sizeof(board_cpu_speed), PROP_CONST, 0)) 102 1.1.4.2 skrll panic("setting processor-frequency"); 103 1.1.4.2 skrll 104 1.1.4.2 skrll if (board_info_set("plb-frequency", 105 1.1.4.2 skrll &board_plb_speed, 106 1.1.4.2 skrll sizeof(board_plb_speed), PROP_CONST, 0)) 107 1.1.4.2 skrll panic("setting plb-frequency"); 108 1.1.4.2 skrll 109 1.1.4.2 skrll if (board_info_set("pci-frequency", 110 1.1.4.2 skrll &board_pci_speed, 111 1.1.4.2 skrll sizeof(board_pci_speed), PROP_CONST, 0)) 112 1.1.4.2 skrll panic("setting pci-frequency"); 113 1.1.4.2 skrll } 114 1.1.4.2 skrll 115 1.1.4.2 skrll 116 1.1.4.2 skrll void 117 1.1.4.2 skrll bios_board_print(void) 118 1.1.4.2 skrll { 119 1.1.4.2 skrll 120 1.1.4.2 skrll printf("Board config data:\n"); 121 1.1.4.2 skrll printf(" mem_size = %u\n", board_mem_size); 122 1.1.4.2 skrll printf(" mac_address_local = %02x:%02x:%02x:%02x:%02x:%02x\n", 123 1.1.4.2 skrll board_bios.mac_address_local[0], board_bios.mac_address_local[1], 124 1.1.4.2 skrll board_bios.mac_address_local[2], board_bios.mac_address_local[3], 125 1.1.4.2 skrll board_bios.mac_address_local[4], board_bios.mac_address_local[5]); 126 1.1.4.2 skrll printf(" processor_speed = %u\n", board_cpu_speed); 127 1.1.4.2 skrll printf(" plb_speed = %u\n", board_plb_speed); 128 1.1.4.2 skrll printf(" pci_speed = %u\n", board_pci_speed); 129 1.1.4.2 skrll } 130
Indexes created Thu Oct 23 18:09:57 GMT 2025