Patrick Georgi ([email protected]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/1871
-gerrit commit b5c7768ecadcdda8ab12204fd40b9f153da82027 Author: Patrick Georgi <[email protected]> Date: Fri Nov 16 15:05:11 2012 +0100 Add nvramcui nvramcui is a small libpayload based utility that provides an interactive CMOS editor for pre-boot environments. Change-Id: I514b8a7682f89d242d1b31b6907cc6bff34da4bf Signed-off-by: Patrick Georgi <[email protected]> --- payloads/nvramcui/nvramcui.c | 247 +++++++++++++++++++++++++++++++++++++++++++ payloads/nvramcui/payload.sh | 7 ++ 2 files changed, 254 insertions(+) diff --git a/payloads/nvramcui/nvramcui.c b/payloads/nvramcui/nvramcui.c new file mode 100644 index 0000000..e980130 --- /dev/null +++ b/payloads/nvramcui/nvramcui.c @@ -0,0 +1,247 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 secunet Security Networks AG + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <stdlib.h> +#include <string.h> + +#include <libpayload.h> +#include <coreboot_tables.h> + +#include <curses.h> +#include <menu.h> +#include <form.h> + +#ifndef HOSTED +#define HOSTED 0 +#endif + +static int min(int x, int y) +{ + if (x < y) + return x; + return y; +} + +static int max(int x, int y) +{ + if (x > y) + return x; + return y; +} + +void render_form(FORM *form) +{ + int y, x, line; + WINDOW *w = form_win(form); + WINDOW *inner_w = form_sub(form); + int numlines = getmaxy(w)-2; + getyx(inner_w, y, x); + line = y - (y % numlines); + WINDOW *der = derwin(w, getmaxy(w)-2, getmaxx(w)-2, 1, 1); + wclear(der); + wrefresh(der); + delwin(der); + copywin(inner_w, w, line, 0, 1, 1, min(numlines, getmaxy(inner_w)-line), 68, 0); + wmove(w, y + 1 - line, x + 1); + wrefresh(w); +} + +int main() +{ + int ch, done; + ITEM *cur; + + /* coreboot data structures */ + lib_get_sysinfo(); + + struct cb_cmos_option_table *opttbl = get_system_option_table(); + + if (opttbl == NULL) { + printf("Could not find coreboot option table\n"); + halt(); + } + + /* display initialization */ + initscr(); + keypad(stdscr, TRUE); + cbreak(); + noecho(); + start_color(); + leaveok(stdscr, TRUE); + curs_set(1); + + erase(); + box(stdscr, 0, 0); + mvaddstr(0, 2, "coreboot configuration utility"); + + /* prep CMOS layout into libcurses data structures */ + + /* determine number of options, and maximum option name length */ + int numopts=0; + int maxlength=0; + struct cb_cmos_entries *option = first_cmos_entry(opttbl); + while (option) { + if ((option->config != 'r') && (strcmp("check_sum", option->name) != 0)) { + maxlength = max(maxlength, strlen(option->name)); + numopts++; + } + option = next_cmos_entry(option); + } + if (numopts == 0) { + printf("NO CMOS OPTIONS FOUND. EXITING!!!"); + return 1; + } + FIELD **fields = malloc(sizeof(FIELD*)*(2*numopts+1)); + int i; + + /* walk over options, fetch details */ + option = first_cmos_entry(opttbl); + for (i=0;i<numopts;i++) { + while ((option->config == 'r') || (strcmp("check_sum", option->name) == 0)) { + option = next_cmos_entry(option); + } + fields[2*i] = new_field(1, strlen(option->name), i*2, 1, 0, 0); + set_field_buffer(fields[2*i], 0, option->name); + field_opts_off(fields[2*i], O_ACTIVE); + + fields[2*i+1] = new_field(1, 40, i*2, maxlength+2, 0, 0); + char *buf = NULL; + int fail = get_option_as_string(use_nvram, opttbl, &buf, option->name); + switch (option->config) { + case 'h': { + set_field_type(fields[2*i+1], TYPE_INTEGER, 0, 0, (1<<option->length)-1); + field_opts_on(fields[2*i+1], O_BLANK); + break; + } + case 's': { + set_max_field(fields[2*i+1], option->length/8); + field_opts_off(fields[2*i+1], O_STATIC); + break; + } + case 'e': { + int numvals = 0; + struct cb_cmos_enums *cmos_enum = first_cmos_enum_of_id(opttbl, option->config_id); + + /* if invalid data in CMOS, set buf to first enum */ + if (fail && cmos_enum) { + buf = cmos_enum->text; + } + + while (cmos_enum) { + numvals++; + cmos_enum = next_cmos_enum_of_id(cmos_enum, option->config_id); + } + + char **values = malloc(sizeof(char*)*numvals + 1); + int cnt = 0; + + cmos_enum = first_cmos_enum_of_id(opttbl, option->config_id); + while (cmos_enum) { + values[cnt] = cmos_enum->text; + cnt++; + cmos_enum = next_cmos_enum_of_id(cmos_enum, option->config_id); + } + values[cnt] = NULL; + field_opts_off(fields[2*i+1], O_EDIT); + set_field_type(fields[2*i+1], TYPE_ENUM, values, 1, 1); + free(values); // copied by set_field_type + break; + } + default: + break; + } + if (buf) set_field_buffer(fields[2*i+1], 0, buf); +#if HOSTED +// underline is non-trivial on VGA text + set_field_back(fields[2*i+1], A_UNDERLINE); +#endif + field_opts_off(fields[2*i+1], O_BLANK | O_AUTOSKIP | O_NULLOK); + + option = next_cmos_entry(option); + } + fields[2*numopts]=NULL; + + FORM *form = new_form(fields); + int numlines = min(numopts*2, 16); + WINDOW *w = newwin(numlines+2, 70, 2, 1); + WINDOW *inner_w = newpad(numopts*2, 68); + box(w, 0, 0); + mvwaddstr(w, 0, 2, "Press F1 when done"); + set_form_win(form, w); + set_form_sub(form, inner_w); + post_form(form); + + done = 0; + while(!done) { + ch=getch(); + if (ch == ERR) continue; + switch (ch) { + case KEY_DOWN: + form_driver(form, REQ_NEXT_FIELD); + break; + case KEY_UP: + form_driver(form, REQ_PREV_FIELD); + break; + case KEY_LEFT: + if (field_type(current_field(form)) == TYPE_ENUM) { + form_driver(form, REQ_PREV_CHOICE); + } else { + form_driver(form, REQ_LEFT_CHAR); + } + break; + case KEY_RIGHT: + if (field_type(current_field(form)) == TYPE_ENUM) { + form_driver(form, REQ_NEXT_CHOICE); + } else { + form_driver(form, REQ_RIGHT_CHAR); + } + break; + case KEY_BACKSPACE: + case '\b': + form_driver(form, REQ_DEL_PREV); + break; + case KEY_DC: + form_driver(form, REQ_DEL_CHAR); + break; + case KEY_F(1): + done=1; + break; + default: + form_driver(form, ch); + break; + } + render_form(form); + } + + for (i = 0; i < numopts; i++) { + char *name = field_buffer(fields[2*i], 0); + char *value = field_buffer(fields[2*i+1], 0); + set_option_from_string(use_nvram, opttbl, value, name); + } + + unpost_form(form); + free_form(form); + touchwin(stdscr); + refresh(); + + endwin(); + /* TODO: reboot */ + halt(); +} + diff --git a/payloads/nvramcui/payload.sh b/payloads/nvramcui/payload.sh new file mode 100755 index 0000000..57ed38b --- /dev/null +++ b/payloads/nvramcui/payload.sh @@ -0,0 +1,7 @@ +#!/bin/sh +# +# This is a trivial payload compile & find script for abuild +# +DIR=`dirname $0` +lpgcc -o $DIR/nvramcui.elf $DIR/nvramcui.c 2>&1 >/dev/null || exit 1 +echo "$DIR/nvramcui.elf" -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
