mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-24 21:54:01 +00:00
bootmenu: factor out the user input handling
This commit moves the user input handling from cmd/bootmenu.c to common/menu.c to reuse it from other modules. Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org> Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
This commit is contained in:
Masahisa Kojima
Heinrich Schuchardt
parent
6ae494831d
commit
3ae6cf5400
3 changed files with 148 additions and 141 deletions
141
cmd/bootmenu.c
141
cmd/bootmenu.c
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@ -51,21 +51,6 @@ struct bootmenu_entry {
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struct bootmenu_entry *next; /* next menu entry (num+1) */
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};
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struct bootmenu_data {
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int delay; /* delay for autoboot */
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int active; /* active menu entry */
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int count; /* total count of menu entries */
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struct bootmenu_entry *first; /* first menu entry */
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};
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enum bootmenu_key {
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KEY_NONE = 0,
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KEY_UP,
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KEY_DOWN,
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KEY_SELECT,
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KEY_QUIT,
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};
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static char *bootmenu_getoption(unsigned short int n)
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{
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char name[MAX_ENV_SIZE];
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@ -97,132 +82,6 @@ static void bootmenu_print_entry(void *data)
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puts(ANSI_COLOR_RESET);
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}
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static void bootmenu_autoboot_loop(struct bootmenu_data *menu,
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enum bootmenu_key *key, int *esc)
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{
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int i, c;
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while (menu->delay > 0) {
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printf(ANSI_CURSOR_POSITION, menu->count + 5, 3);
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printf("Hit any key to stop autoboot: %d ", menu->delay);
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for (i = 0; i < 100; ++i) {
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if (!tstc()) {
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WATCHDOG_RESET();
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mdelay(10);
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continue;
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}
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menu->delay = -1;
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c = getchar();
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switch (c) {
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case '\e':
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*esc = 1;
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*key = KEY_NONE;
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break;
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case '\r':
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*key = KEY_SELECT;
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break;
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case 0x3: /* ^C */
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*key = KEY_QUIT;
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break;
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default:
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*key = KEY_NONE;
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break;
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}
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break;
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}
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if (menu->delay < 0)
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break;
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--menu->delay;
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}
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printf(ANSI_CURSOR_POSITION, menu->count + 5, 1);
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puts(ANSI_CLEAR_LINE);
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if (menu->delay == 0)
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*key = KEY_SELECT;
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}
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static void bootmenu_loop(struct bootmenu_data *menu,
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enum bootmenu_key *key, int *esc)
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{
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int c;
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if (*esc == 1) {
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if (tstc()) {
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c = getchar();
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} else {
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WATCHDOG_RESET();
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mdelay(10);
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if (tstc())
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c = getchar();
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else
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c = '\e';
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}
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} else {
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while (!tstc()) {
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WATCHDOG_RESET();
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mdelay(10);
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}
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c = getchar();
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}
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switch (*esc) {
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case 0:
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/* First char of ANSI escape sequence '\e' */
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if (c == '\e') {
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*esc = 1;
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*key = KEY_NONE;
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}
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break;
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case 1:
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/* Second char of ANSI '[' */
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if (c == '[') {
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*esc = 2;
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*key = KEY_NONE;
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} else {
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/* Alone ESC key was pressed */
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*key = KEY_QUIT;
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*esc = (c == '\e') ? 1 : 0;
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}
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break;
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case 2:
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case 3:
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/* Third char of ANSI (number '1') - optional */
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if (*esc == 2 && c == '1') {
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*esc = 3;
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*key = KEY_NONE;
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break;
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}
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*esc = 0;
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/* ANSI 'A' - key up was pressed */
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if (c == 'A')
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*key = KEY_UP;
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/* ANSI 'B' - key down was pressed */
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else if (c == 'B')
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*key = KEY_DOWN;
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/* other key was pressed */
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else
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*key = KEY_NONE;
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break;
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}
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/* enter key was pressed */
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if (c == '\r')
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*key = KEY_SELECT;
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/* ^C was pressed */
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if (c == 0x3)
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*key = KEY_QUIT;
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}
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static char *bootmenu_choice_entry(void *data)
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{
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struct bootmenu_data *menu = data;
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128
common/menu.c
128
common/menu.c
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@ -4,11 +4,14 @@
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* Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
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*/
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#include <ansi.h>
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#include <common.h>
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#include <cli.h>
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#include <malloc.h>
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#include <errno.h>
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#include <linux/delay.h>
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#include <linux/list.h>
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#include <watchdog.h>
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#include "menu.h"
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@ -421,3 +424,128 @@ int menu_destroy(struct menu *m)
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return 1;
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}
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void bootmenu_autoboot_loop(struct bootmenu_data *menu,
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enum bootmenu_key *key, int *esc)
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{
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int i, c;
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while (menu->delay > 0) {
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printf(ANSI_CURSOR_POSITION, menu->count + 5, 3);
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printf("Hit any key to stop autoboot: %d ", menu->delay);
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for (i = 0; i < 100; ++i) {
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if (!tstc()) {
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WATCHDOG_RESET();
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mdelay(10);
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continue;
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}
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menu->delay = -1;
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c = getchar();
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switch (c) {
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case '\e':
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*esc = 1;
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*key = KEY_NONE;
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break;
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case '\r':
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*key = KEY_SELECT;
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break;
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case 0x3: /* ^C */
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*key = KEY_QUIT;
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break;
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default:
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*key = KEY_NONE;
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break;
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}
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break;
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}
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if (menu->delay < 0)
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break;
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--menu->delay;
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}
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printf(ANSI_CURSOR_POSITION ANSI_CLEAR_LINE, menu->count + 5, 1);
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if (menu->delay == 0)
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*key = KEY_SELECT;
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}
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void bootmenu_loop(struct bootmenu_data *menu,
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enum bootmenu_key *key, int *esc)
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{
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int c;
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if (*esc == 1) {
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if (tstc()) {
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c = getchar();
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} else {
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WATCHDOG_RESET();
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mdelay(10);
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if (tstc())
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c = getchar();
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else
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c = '\e';
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}
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} else {
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while (!tstc()) {
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WATCHDOG_RESET();
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mdelay(10);
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}
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c = getchar();
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}
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switch (*esc) {
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case 0:
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/* First char of ANSI escape sequence '\e' */
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if (c == '\e') {
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*esc = 1;
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*key = KEY_NONE;
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}
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break;
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case 1:
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/* Second char of ANSI '[' */
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if (c == '[') {
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*esc = 2;
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*key = KEY_NONE;
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} else {
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/* Alone ESC key was pressed */
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*key = KEY_QUIT;
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*esc = (c == '\e') ? 1 : 0;
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}
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break;
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case 2:
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case 3:
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/* Third char of ANSI (number '1') - optional */
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if (*esc == 2 && c == '1') {
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*esc = 3;
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*key = KEY_NONE;
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break;
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}
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*esc = 0;
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/* ANSI 'A' - key up was pressed */
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if (c == 'A')
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*key = KEY_UP;
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/* ANSI 'B' - key down was pressed */
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else if (c == 'B')
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*key = KEY_DOWN;
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/* other key was pressed */
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else
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*key = KEY_NONE;
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break;
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}
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/* enter key was pressed */
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if (c == '\r')
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*key = KEY_SELECT;
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/* ^C was pressed */
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if (c == 0x3)
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*key = KEY_QUIT;
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}
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@ -35,4 +35,24 @@ int menu_default_choice(struct menu *m, void **choice);
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*/
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int menu_show(int bootdelay);
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struct bootmenu_data {
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int delay; /* delay for autoboot */
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int active; /* active menu entry */
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int count; /* total count of menu entries */
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struct bootmenu_entry *first; /* first menu entry */
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};
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enum bootmenu_key {
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KEY_NONE = 0,
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KEY_UP,
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KEY_DOWN,
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KEY_SELECT,
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KEY_QUIT,
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};
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void bootmenu_autoboot_loop(struct bootmenu_data *menu,
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enum bootmenu_key *key, int *esc);
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void bootmenu_loop(struct bootmenu_data *menu,
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enum bootmenu_key *key, int *esc);
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#endif /* __MENU_H__ */
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