| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include "coreinfo.h" |
| |
| #if CONFIG(MODULE_NVRAM) |
| |
| /** |
| * Dump 256 bytes of NVRAM. |
| */ |
| static void dump_nvram(WINDOW *win, int row, int col) |
| { |
| int i, x = 0, y = 0; |
| |
| /* Print vertical and horizontal index numbers. */ |
| for (i = 0; i < 16; i++) { |
| mvwprintw(win, ((i < 8) ? 4 : 5) + i, 1, "%2.2X ", i * 0x10); |
| mvwprintw(win, 2, 4 + (i * 3), "%2.2X ", i); |
| } |
| |
| /* Print vertical and horizontal line. */ |
| for (i = 0; i < 18; i++) |
| mvwaddch(win, 3 + i, 3, ACS_VLINE); |
| for (i = 0; i < 48; i++) |
| mvwaddch(win, 3, 3 + i, (i == 0) ? ACS_ULCORNER : ACS_HLINE); |
| |
| /* Dump NVRAM contents. */ |
| for (i = 1; i < 257; i++) { |
| mvwprintw(win, row + y, col + x, "%02x ", nvram_read(i - 1)); |
| x += 3; |
| if (i % 16 == 0) { |
| y++; /* Start a newline after 16 bytes. */ |
| x = 0; |
| } |
| if (i % 128 == 0) { |
| y++; /* Add an empty line after 128 bytes. */ |
| x = 0; |
| } |
| } |
| } |
| |
| static int nvram_module_redraw(WINDOW *win) |
| { |
| print_module_title(win, "NVRAM Dump"); |
| dump_nvram(win, 4, 4); |
| return 0; |
| } |
| |
| static int nvram_module_init(void) |
| { |
| return 0; |
| } |
| |
| struct coreinfo_module nvram_module = { |
| .name = "NVRAM", |
| .init = nvram_module_init, |
| .redraw = nvram_module_redraw, |
| }; |
| |
| #else |
| |
| struct coreinfo_module nvram_module = { |
| }; |
| |
| #endif |