Jacob Garber | 07201d7 | 2020-09-08 12:25:44 -0600 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Uwe Hermann | ab5b3e0 | 2008-03-31 20:30:18 +0000 | [diff] [blame] | 2 | |
| 3 | #include "coreinfo.h" |
| 4 | |
Julius Werner | eab2a29 | 2019-03-05 16:55:15 -0800 | [diff] [blame] | 5 | #if CONFIG(MODULE_NVRAM) |
Uwe Hermann | ab5b3e0 | 2008-03-31 20:30:18 +0000 | [diff] [blame] | 6 | |
| 7 | /** |
| 8 | * Dump 256 bytes of NVRAM. |
| 9 | */ |
| 10 | static void dump_nvram(WINDOW *win, int row, int col) |
| 11 | { |
| 12 | int i, x = 0, y = 0; |
| 13 | |
Uwe Hermann | 16acf8b | 2008-04-22 16:56:21 +0000 | [diff] [blame] | 14 | /* Print vertical and horizontal index numbers. */ |
| 15 | for (i = 0; i < 16; i++) { |
Jonathan Neuschäfer | 71d3101 | 2016-03-10 09:57:28 +0100 | [diff] [blame] | 16 | mvwprintw(win, ((i < 8) ? 4 : 5) + i, 1, "%2.2X ", i * 0x10); |
Uwe Hermann | 16acf8b | 2008-04-22 16:56:21 +0000 | [diff] [blame] | 17 | mvwprintw(win, 2, 4 + (i * 3), "%2.2X ", i); |
| 18 | } |
| 19 | |
| 20 | /* Print vertical and horizontal line. */ |
| 21 | for (i = 0; i < 18; i++) |
Ulf Jordan | d133d9a | 2008-08-11 20:35:32 +0000 | [diff] [blame] | 22 | mvwaddch(win, 3 + i, 3, ACS_VLINE); |
Uwe Hermann | 16acf8b | 2008-04-22 16:56:21 +0000 | [diff] [blame] | 23 | for (i = 0; i < 48; i++) |
Ulf Jordan | d133d9a | 2008-08-11 20:35:32 +0000 | [diff] [blame] | 24 | mvwaddch(win, 3, 3 + i, (i == 0) ? ACS_ULCORNER : ACS_HLINE); |
Uwe Hermann | 16acf8b | 2008-04-22 16:56:21 +0000 | [diff] [blame] | 25 | |
| 26 | /* Dump NVRAM contents. */ |
Uwe Hermann | ab5b3e0 | 2008-03-31 20:30:18 +0000 | [diff] [blame] | 27 | for (i = 1; i < 257; i++) { |
| 28 | mvwprintw(win, row + y, col + x, "%02x ", nvram_read(i - 1)); |
| 29 | x += 3; |
| 30 | if (i % 16 == 0) { |
| 31 | y++; /* Start a newline after 16 bytes. */ |
| 32 | x = 0; |
| 33 | } |
Uwe Hermann | 16acf8b | 2008-04-22 16:56:21 +0000 | [diff] [blame] | 34 | if (i % 128 == 0) { |
| 35 | y++; /* Add an empty line after 128 bytes. */ |
Uwe Hermann | ab5b3e0 | 2008-03-31 20:30:18 +0000 | [diff] [blame] | 36 | x = 0; |
| 37 | } |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | static int nvram_module_redraw(WINDOW *win) |
| 42 | { |
| 43 | print_module_title(win, "NVRAM Dump"); |
Uwe Hermann | 16acf8b | 2008-04-22 16:56:21 +0000 | [diff] [blame] | 44 | dump_nvram(win, 4, 4); |
Uwe Hermann | ab5b3e0 | 2008-03-31 20:30:18 +0000 | [diff] [blame] | 45 | return 0; |
| 46 | } |
| 47 | |
| 48 | static int nvram_module_init(void) |
| 49 | { |
| 50 | return 0; |
| 51 | } |
| 52 | |
| 53 | struct coreinfo_module nvram_module = { |
| 54 | .name = "NVRAM", |
| 55 | .init = nvram_module_init, |
| 56 | .redraw = nvram_module_redraw, |
| 57 | }; |
| 58 | |
| 59 | #else |
| 60 | |
| 61 | struct coreinfo_module nvram_module = { |
| 62 | }; |
| 63 | |
| 64 | #endif |