From 3ae6cf5400ee004c309f73f358c1043cf6d8eecc Mon Sep 17 00:00:00 2001 From: Masahisa Kojima Date: Thu, 28 Apr 2022 17:09:45 +0900 Subject: [PATCH] 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 Reviewed-by: Heinrich Schuchardt --- cmd/bootmenu.c | 141 ------------------------------------------------- common/menu.c | 128 ++++++++++++++++++++++++++++++++++++++++++++ include/menu.h | 20 +++++++ 3 files changed, 148 insertions(+), 141 deletions(-) diff --git a/cmd/bootmenu.c b/cmd/bootmenu.c index ac85767246..8859eebea5 100644 --- a/cmd/bootmenu.c +++ b/cmd/bootmenu.c @@ -51,21 +51,6 @@ struct bootmenu_entry { struct bootmenu_entry *next; /* next menu entry (num+1) */ }; -struct bootmenu_data { - int delay; /* delay for autoboot */ - int active; /* active menu entry */ - int count; /* total count of menu entries */ - struct bootmenu_entry *first; /* first menu entry */ -}; - -enum bootmenu_key { - KEY_NONE = 0, - KEY_UP, - KEY_DOWN, - KEY_SELECT, - KEY_QUIT, -}; - static char *bootmenu_getoption(unsigned short int n) { char name[MAX_ENV_SIZE]; @@ -97,132 +82,6 @@ static void bootmenu_print_entry(void *data) puts(ANSI_COLOR_RESET); } -static void bootmenu_autoboot_loop(struct bootmenu_data *menu, - enum bootmenu_key *key, int *esc) -{ - int i, c; - - while (menu->delay > 0) { - printf(ANSI_CURSOR_POSITION, menu->count + 5, 3); - printf("Hit any key to stop autoboot: %d ", menu->delay); - for (i = 0; i < 100; ++i) { - if (!tstc()) { - WATCHDOG_RESET(); - mdelay(10); - continue; - } - - menu->delay = -1; - c = getchar(); - - switch (c) { - case '\e': - *esc = 1; - *key = KEY_NONE; - break; - case '\r': - *key = KEY_SELECT; - break; - case 0x3: /* ^C */ - *key = KEY_QUIT; - break; - default: - *key = KEY_NONE; - break; - } - - break; - } - - if (menu->delay < 0) - break; - - --menu->delay; - } - - printf(ANSI_CURSOR_POSITION, menu->count + 5, 1); - puts(ANSI_CLEAR_LINE); - - if (menu->delay == 0) - *key = KEY_SELECT; -} - -static void bootmenu_loop(struct bootmenu_data *menu, - enum bootmenu_key *key, int *esc) -{ - int c; - - if (*esc == 1) { - if (tstc()) { - c = getchar(); - } else { - WATCHDOG_RESET(); - mdelay(10); - if (tstc()) - c = getchar(); - else - c = '\e'; - } - } else { - while (!tstc()) { - WATCHDOG_RESET(); - mdelay(10); - } - c = getchar(); - } - - switch (*esc) { - case 0: - /* First char of ANSI escape sequence '\e' */ - if (c == '\e') { - *esc = 1; - *key = KEY_NONE; - } - break; - case 1: - /* Second char of ANSI '[' */ - if (c == '[') { - *esc = 2; - *key = KEY_NONE; - } else { - /* Alone ESC key was pressed */ - *key = KEY_QUIT; - *esc = (c == '\e') ? 1 : 0; - } - break; - case 2: - case 3: - /* Third char of ANSI (number '1') - optional */ - if (*esc == 2 && c == '1') { - *esc = 3; - *key = KEY_NONE; - break; - } - - *esc = 0; - - /* ANSI 'A' - key up was pressed */ - if (c == 'A') - *key = KEY_UP; - /* ANSI 'B' - key down was pressed */ - else if (c == 'B') - *key = KEY_DOWN; - /* other key was pressed */ - else - *key = KEY_NONE; - - break; - } - - /* enter key was pressed */ - if (c == '\r') - *key = KEY_SELECT; - - /* ^C was pressed */ - if (c == 0x3) - *key = KEY_QUIT; -} - static char *bootmenu_choice_entry(void *data) { struct bootmenu_data *menu = data; diff --git a/common/menu.c b/common/menu.c index f5fc6930a2..3e876b55b3 100644 --- a/common/menu.c +++ b/common/menu.c @@ -4,11 +4,14 @@ * Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved. */ +#include #include #include #include #include +#include #include +#include #include "menu.h" @@ -421,3 +424,128 @@ int menu_destroy(struct menu *m) return 1; } + +void bootmenu_autoboot_loop(struct bootmenu_data *menu, + enum bootmenu_key *key, int *esc) +{ + int i, c; + + while (menu->delay > 0) { + printf(ANSI_CURSOR_POSITION, menu->count + 5, 3); + printf("Hit any key to stop autoboot: %d ", menu->delay); + for (i = 0; i < 100; ++i) { + if (!tstc()) { + WATCHDOG_RESET(); + mdelay(10); + continue; + } + + menu->delay = -1; + c = getchar(); + + switch (c) { + case '\e': + *esc = 1; + *key = KEY_NONE; + break; + case '\r': + *key = KEY_SELECT; + break; + case 0x3: /* ^C */ + *key = KEY_QUIT; + break; + default: + *key = KEY_NONE; + break; + } + + break; + } + + if (menu->delay < 0) + break; + + --menu->delay; + } + + printf(ANSI_CURSOR_POSITION ANSI_CLEAR_LINE, menu->count + 5, 1); + + if (menu->delay == 0) + *key = KEY_SELECT; +} + +void bootmenu_loop(struct bootmenu_data *menu, + enum bootmenu_key *key, int *esc) +{ + int c; + + if (*esc == 1) { + if (tstc()) { + c = getchar(); + } else { + WATCHDOG_RESET(); + mdelay(10); + if (tstc()) + c = getchar(); + else + c = '\e'; + } + } else { + while (!tstc()) { + WATCHDOG_RESET(); + mdelay(10); + } + c = getchar(); + } + + switch (*esc) { + case 0: + /* First char of ANSI escape sequence '\e' */ + if (c == '\e') { + *esc = 1; + *key = KEY_NONE; + } + break; + case 1: + /* Second char of ANSI '[' */ + if (c == '[') { + *esc = 2; + *key = KEY_NONE; + } else { + /* Alone ESC key was pressed */ + *key = KEY_QUIT; + *esc = (c == '\e') ? 1 : 0; + } + break; + case 2: + case 3: + /* Third char of ANSI (number '1') - optional */ + if (*esc == 2 && c == '1') { + *esc = 3; + *key = KEY_NONE; + break; + } + + *esc = 0; + + /* ANSI 'A' - key up was pressed */ + if (c == 'A') + *key = KEY_UP; + /* ANSI 'B' - key down was pressed */ + else if (c == 'B') + *key = KEY_DOWN; + /* other key was pressed */ + else + *key = KEY_NONE; + + break; + } + + /* enter key was pressed */ + if (c == '\r') + *key = KEY_SELECT; + + /* ^C was pressed */ + if (c == 0x3) + *key = KEY_QUIT; +} diff --git a/include/menu.h b/include/menu.h index ad5859437e..e74616cae8 100644 --- a/include/menu.h +++ b/include/menu.h @@ -35,4 +35,24 @@ int menu_default_choice(struct menu *m, void **choice); */ int menu_show(int bootdelay); +struct bootmenu_data { + int delay; /* delay for autoboot */ + int active; /* active menu entry */ + int count; /* total count of menu entries */ + struct bootmenu_entry *first; /* first menu entry */ +}; + +enum bootmenu_key { + KEY_NONE = 0, + KEY_UP, + KEY_DOWN, + KEY_SELECT, + KEY_QUIT, +}; + +void bootmenu_autoboot_loop(struct bootmenu_data *menu, + enum bootmenu_key *key, int *esc); +void bootmenu_loop(struct bootmenu_data *menu, + enum bootmenu_key *key, int *esc); + #endif /* __MENU_H__ */