| David Hendricks | 09ab856 | 2015-01-16 12:08:38 -0800 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright 2014 Google Inc. |
| 5 | * |
| 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. |
| 9 | * |
| 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. |
| David Hendricks | 09ab856 | 2015-01-16 12:08:38 -0800 | [diff] [blame] | 14 | */ |
| 15 | |
| 16 | #include <boardid.h> |
| 17 | #include <console/console.h> |
| 18 | #include <gpio.h> |
| 19 | #include <stdlib.h> |
| 20 | |
| 21 | uint8_t board_id(void) |
| 22 | { |
| 23 | static int id = -1; |
| 24 | static gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2), |
| 25 | [1] = GPIO(2, A, 1), [0] = GPIO(2, A, 0)}; /* GPIO2_A0 is LSB */ |
| 26 | |
| 27 | if (id < 0) { |
| 28 | id = gpio_base2_value(pins, ARRAY_SIZE(pins)); |
| 29 | printk(BIOS_SPEW, "Board ID: %d.\n", id); |
| 30 | } |
| 31 | |
| 32 | return id; |
| 33 | } |
| 34 | |
| 35 | uint32_t ram_code(void) |
| 36 | { |
| 37 | uint32_t code; |
| 38 | #if 0 |
| 39 | static gpio_t pins[] = {[3] = GPIO(8, A, 3), [2] = GPIO(8, A, 2), |
| 40 | [1] = GPIO(8, A, 1), [0] = GPIO(8, A, 0)}; /* GPIO8_A0 is LSB */ |
| 41 | |
| 42 | code = gpio_base2_value(pins, ARRAY_SIZE(pins)); |
| 43 | #endif |
| 44 | code = 0; |
| 45 | printk(BIOS_SPEW, "RAM Config: %u.\n", code); |
| 46 | |
| 47 | return code; |
| 48 | } |