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