| /* |
| * |
| * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include "coreinfo.h" |
| #include <coreboot_tables.h> |
| |
| #if CONFIG(MODULE_COREBOOT) |
| |
| #define MAX_MEMORY_COUNT 5 |
| |
| static struct { |
| int mem_count; |
| int mem_actual; |
| |
| struct cb_memory_range range[MAX_MEMORY_COUNT]; |
| |
| char vendor[32]; |
| char part[32]; |
| |
| char strings[10][64]; |
| |
| struct cb_serial serial; |
| struct cb_console console; |
| } cb_info; |
| |
| static int tables_good = 0; |
| |
| static int coreboot_module_redraw(WINDOW *win) |
| { |
| int row = 2; |
| int i; |
| |
| print_module_title(win, "coreboot Tables"); |
| |
| if (tables_good) { |
| mvwprintw(win, row++, 1, "No coreboot tables were found"); |
| return 0; |
| } |
| |
| mvwprintw(win, row++, 1, "Vendor: %s", cb_info.vendor); |
| mvwprintw(win, row++, 1, "Part: %s", cb_info.part); |
| |
| mvwprintw(win, row++, 1, "Version: %s%s", |
| cb_info.strings[CB_TAG_VERSION - 0x4], |
| cb_info.strings[CB_TAG_EXTRA_VERSION - 0x4]); |
| |
| mvwprintw(win, row++, 1, "Built: %s (%s@%s.%s)", |
| cb_info.strings[CB_TAG_BUILD - 0x4], |
| cb_info.strings[CB_TAG_COMPILE_BY - 0x04], |
| cb_info.strings[CB_TAG_COMPILE_HOST - 0x04], |
| cb_info.strings[CB_TAG_COMPILE_DOMAIN - 0x04]); |
| |
| if (cb_info.serial.tag != 0x0) { |
| mvwprintw(win, row++, 1, "Serial Port I/O base: 0x%x", |
| cb_info.serial.baseaddr); |
| } |
| |
| if (cb_info.console.tag != 0x0) { |
| mvwprintw(win, row++, 1, "Default Output Console: "); |
| |
| switch (cb_info.console.type) { |
| case CB_TAG_CONSOLE_SERIAL8250: |
| wprintw(win, "Serial Port"); |
| break; |
| case CB_TAG_CONSOLE_VGA: |
| wprintw(win, "VGA"); |
| break; |
| case CB_TAG_CONSOLE_BTEXT: |
| wprintw(win, "BTEXT"); |
| break; |
| case CB_TAG_CONSOLE_LOGBUF: |
| wprintw(win, "Log Buffer"); |
| break; |
| case CB_TAG_CONSOLE_SROM: |
| wprintw(win, "Serial ROM"); |
| break; |
| case CB_TAG_CONSOLE_EHCI: |
| wprintw(win, "USB Debug"); |
| break; |
| } |
| } |
| |
| row++; |
| mvwprintw(win, row++, 1, "-- Memory Map --"); |
| |
| for (i = 0; i < cb_info.mem_count; i++) { |
| switch (cb_info.range[i].type) { |
| case CB_MEM_RAM: |
| mvwprintw(win, row++, 3, " RAM: "); |
| break; |
| case CB_MEM_RESERVED: |
| mvwprintw(win, row++, 3, "Reserved: "); |
| break; |
| case CB_MEM_TABLE: |
| mvwprintw(win, row++, 3, " Table: "); |
| } |
| |
| wprintw(win, "%16.16llx - %16.16llx", |
| cb_unpack64(cb_info.range[i].start), |
| cb_unpack64(cb_info.range[i].start) + |
| cb_unpack64(cb_info.range[i].size) - 1); |
| } |
| |
| return 0; |
| } |
| |
| static void parse_memory(unsigned char *ptr) |
| { |
| struct cb_memory *mem = (struct cb_memory *)ptr; |
| int max = (MEM_RANGE_COUNT(mem) > MAX_MEMORY_COUNT) |
| ? MAX_MEMORY_COUNT : MEM_RANGE_COUNT(mem); |
| int i; |
| |
| for (i = 0; i < max; i++) { |
| struct cb_memory_range *range = |
| (struct cb_memory_range *)MEM_RANGE_PTR(mem, i); |
| |
| memcpy(&cb_info.range[i], range, sizeof(*range)); |
| } |
| |
| cb_info.mem_count = max; |
| cb_info.mem_actual = MEM_RANGE_COUNT(mem); |
| } |
| |
| static void parse_mainboard(unsigned char *ptr) |
| { |
| struct cb_mainboard *mb = (struct cb_mainboard *)ptr; |
| |
| strncpy(cb_info.vendor, cb_mb_vendor_string(mb), sizeof(cb_info.vendor) - 1); |
| strncpy(cb_info.part, cb_mb_part_string(mb), sizeof(cb_info.part) - 1); |
| } |
| |
| static void parse_strings(unsigned char *ptr) |
| { |
| struct cb_string *string = (struct cb_string *)ptr; |
| int index = string->tag - CB_TAG_VERSION; |
| |
| strncpy(cb_info.strings[index], (const char *)string->string, 63); |
| cb_info.strings[index][63] = 0; |
| } |
| |
| static void parse_serial(unsigned char *ptr) |
| { |
| memcpy(&cb_info.serial, (struct cb_serial *)ptr, |
| sizeof(struct cb_serial)); |
| } |
| |
| static void parse_console(unsigned char *ptr) |
| { |
| memcpy(&cb_info.console, (struct cb_console *)ptr, |
| sizeof(struct cb_console)); |
| } |
| |
| static int parse_header(void *addr, int len) |
| { |
| struct cb_header *header; |
| unsigned char *ptr = (unsigned char *)addr; |
| int i; |
| |
| for (i = 0; i < len; i += 16, ptr += 16) { |
| header = (struct cb_header *)ptr; |
| |
| if (!strncmp((const char *)header->signature, "LBIO", 4)) |
| break; |
| } |
| |
| /* We walked the entire space and didn't find anything. */ |
| if (i >= len) |
| return -1; |
| |
| if (!header->table_bytes) |
| return 0; |
| |
| /* FIXME: Check the checksum. */ |
| |
| if (cb_checksum(header, sizeof(*header))) |
| return -1; |
| |
| if (cb_checksum((ptr + sizeof(*header)), header->table_bytes) |
| != header->table_checksum) |
| return -1; |
| |
| /* Now, walk the tables. */ |
| ptr += header->header_bytes; |
| |
| for (u32 j = 0; j < header->table_entries; j++) { |
| struct cb_record *rec = (struct cb_record *)ptr; |
| |
| switch (rec->tag) { |
| case CB_TAG_FORWARD: |
| return parse_header((void *)(unsigned long)((struct cb_forward *)rec)->forward, 1); |
| break; |
| case CB_TAG_MEMORY: |
| parse_memory(ptr); |
| break; |
| case CB_TAG_MAINBOARD: |
| parse_mainboard(ptr); |
| break; |
| case CB_TAG_VERSION: |
| case CB_TAG_EXTRA_VERSION: |
| case CB_TAG_BUILD: |
| case CB_TAG_COMPILE_TIME: |
| case CB_TAG_COMPILE_BY: |
| case CB_TAG_COMPILE_HOST: |
| case CB_TAG_COMPILE_DOMAIN: |
| case CB_TAG_COMPILER: |
| case CB_TAG_LINKER: |
| case CB_TAG_ASSEMBLER: |
| parse_strings(ptr); |
| break; |
| case CB_TAG_SERIAL: |
| parse_serial(ptr); |
| break; |
| case CB_TAG_CONSOLE: |
| parse_console(ptr); |
| break; |
| default: |
| break; |
| } |
| |
| ptr += rec->size; |
| } |
| |
| return 1; |
| } |
| |
| static int coreboot_module_init(void) |
| { |
| int ret = parse_header((void *)0x00000, 0x1000); |
| |
| if (ret != 1) |
| ret = parse_header((void *)0xf0000, 0x1000); |
| |
| /* Return error if we couldn't find it at either address. */ |
| tables_good = (ret == 1) ? 0 : -1; |
| return tables_good; |
| } |
| |
| struct coreinfo_module coreboot_module = { |
| .name = "coreboot", |
| .init = coreboot_module_init, |
| .redraw = coreboot_module_redraw, |
| }; |
| |
| #else |
| |
| struct coreinfo_module coreboot_module = { |
| }; |
| |
| #endif |