2 * This file is part of the coreinfo project.
4 * Copyright (C) 2008 Advanced Micro Devices, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <coreboot_tables.h>
23 #define MAX_MEMORY_COUNT 5
29 struct cb_memory_range range[MAX_MEMORY_COUNT];
36 struct cb_serial serial;
37 struct cb_console console;
40 static int tables_good = 0;
42 int coreboot_module_redraw(WINDOW *win)
47 print_module_title(win, "Coreboot Tables");
50 mvwprintw(win, row++, 2, "No Coreboot tables were found");
54 mvwprintw(win, row++, 2, "Vendor: %s", cb_info.vendor);
55 mvwprintw(win, row++, 2, "Part: %s", cb_info.part);
57 mvwprintw(win, row++, 2, "Version: %s%s",
58 cb_info.strings[CB_TAG_VERSION - 0x4],
59 cb_info.strings[CB_TAG_EXTRA_VERSION - 0x4]);
61 mvwprintw(win, row++, 2, "Built: %s (%s@%s.%s)",
62 cb_info.strings[CB_TAG_BUILD - 0x4],
63 cb_info.strings[CB_TAG_COMPILE_BY - 0x04],
64 cb_info.strings[CB_TAG_COMPILE_HOST - 0x04],
65 cb_info.strings[CB_TAG_COMPILE_DOMAIN - 0x04]);
67 if (cb_info.serial.tag != 0x0) {
68 mvwprintw(win, row++, 2, "Serial Port I/O base: 0x%x",
69 cb_info.serial.ioport);
72 if (cb_info.console.tag != 0x0) {
73 mvwprintw(win, row++, 2, "Default Output Console: ");
75 switch(cb_info.console.type) {
76 case CB_TAG_CONSOLE_SERIAL8250:
77 wprintw(win, "Serial Port");
79 case CB_TAG_CONSOLE_VGA:
82 case CB_TAG_CONSOLE_BTEXT:
83 wprintw(win, "BTEXT");
85 case CB_TAG_CONSOLE_LOGBUF:
86 wprintw(win, "Log Buffer");
88 case CB_TAG_CONSOLE_SROM:
89 wprintw(win, "Serial ROM");
91 case CB_TAG_CONSOLE_EHCI:
92 wprintw(win, "USB Debug");
98 mvwprintw(win, row++, 2, "-- Memory Map --");
100 for(i = 0; i < cb_info.mem_count; i++) {
102 switch(cb_info.range[i].type) {
104 mvwprintw(win, row++, 4, " RAM: ");
107 case CB_MEM_RESERVED:
108 mvwprintw(win, row++, 4, "Reserved: ");
112 mvwprintw(win, row++, 4, " Table: ");
115 wprintw(win, "%16.16llx - %16.16llx",
116 UNPACK_CB64(cb_info.range[i].start),
117 UNPACK_CB64(cb_info.range[i].start) +
118 UNPACK_CB64(cb_info.range[i].size) - 1);
122 static void parse_memory(unsigned char *ptr)
124 struct cb_memory *mem = (struct cb_memory *) ptr;
126 int max = (MEM_RANGE_COUNT(mem) > MAX_MEMORY_COUNT)
127 ? MAX_MEMORY_COUNT : MEM_RANGE_COUNT(mem);
130 for(i = 0; i < max; i++) {
131 struct cb_memory_range *range =
132 (struct cb_memory_range *) MEM_RANGE_PTR(mem, i);
134 memcpy(&cb_info.range[i], range, sizeof(*range));
137 cb_info.mem_count = max;
138 cb_info.mem_actual = MEM_RANGE_COUNT(mem);
141 static void parse_mainboard(unsigned char *ptr)
143 struct cb_mainboard *mb = (struct cb_mainboard *) ptr;
145 strncpy(cb_info.vendor, MB_VENDOR_STRING(mb), 31);
146 strncpy(cb_info.part, MB_PART_STRING(mb), 31);
149 static void parse_strings(unsigned char *ptr)
151 struct cb_string *string = (struct cb_string *) ptr;
152 int index = string->tag - CB_TAG_VERSION;
154 strncpy(cb_info.strings[index], string->string, 63);
155 cb_info.strings[index][63] = 0;
158 static void parse_serial(unsigned char *ptr)
160 memcpy(&cb_info.serial, (struct cb_serial *) ptr,
161 sizeof(struct cb_serial));
164 static void parse_console(unsigned char *ptr)
166 memcpy(&cb_info.console, (struct cb_console *) ptr,
167 sizeof(struct cb_console));
170 static int parse_header(void *addr, int len)
172 struct cb_header *header;
173 unsigned char *ptr = (unsigned char *) addr;
176 for (i = 0; i < len; i += 16, ptr += 16) {
177 header = (struct cb_header *) ptr;
179 if (!strncmp(header->signature, "LBIO", 4))
183 /* We walked the entire space and didn't find anything */
187 if (!header->table_bytes)
190 /* FIXME: Check the checksum */
192 if (ipchksum((uint16_t *) header, sizeof(*header)))
195 if (ipchksum((uint16_t *) (ptr + sizeof(*header)), header->table_bytes) !=
196 header->table_checksum)
199 /* Now, walk the tables */
200 ptr += header->header_bytes;
202 for(i = 0; i < header->table_entries; i++) {
203 struct cb_record *rec = (struct cb_record *) ptr;
210 case CB_TAG_MAINBOARD:
211 parse_mainboard(ptr);
215 case CB_TAG_EXTRA_VERSION:
217 case CB_TAG_COMPILE_TIME:
218 case CB_TAG_COMPILE_BY:
219 case CB_TAG_COMPILE_HOST:
220 case CB_TAG_COMPILE_DOMAIN:
221 case CB_TAG_COMPILER:
223 case CB_TAG_ASSEMBLER:
245 int coreboot_module_init(void)
247 int ret = parse_header((void *) 0x00000, 0x1000);
250 ret = parse_header((void *) 0xf0000, 0x1000);
252 /* return error if we couldn't find it at either address */
254 tables_good = (ret == 1) ? 0 : -1;
260 struct coreinfo_module coreboot_module = {
262 .init = coreboot_module_init,
263 .redraw = coreboot_module_redraw,