diff options
Diffstat (limited to 'arch/sandbox/include')
| -rw-r--r-- | arch/sandbox/include/asm/arch-sandbox/sound.h | 14 | ||||
| -rw-r--r-- | arch/sandbox/include/asm/gpio.h | 14 | ||||
| -rw-r--r-- | arch/sandbox/include/asm/sdl.h | 118 | ||||
| -rw-r--r-- | arch/sandbox/include/asm/state.h | 29 | ||||
| -rw-r--r-- | arch/sandbox/include/asm/u-boot-sandbox.h | 3 |
5 files changed, 168 insertions, 10 deletions
diff --git a/arch/sandbox/include/asm/arch-sandbox/sound.h b/arch/sandbox/include/asm/arch-sandbox/sound.h new file mode 100644 index 0000000000..a32e8c802d --- /dev/null +++ b/arch/sandbox/include/asm/arch-sandbox/sound.h @@ -0,0 +1,14 @@ +/* + * Copyright (c) 2013 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __SANDBOX_SOUND_H +#define __SANDBOX_SOUND_H + +int sound_play(unsigned int msec, unsigned int frequency); + +int sound_init(const void *blob); + +#endif diff --git a/arch/sandbox/include/asm/gpio.h b/arch/sandbox/include/asm/gpio.h index afb9c7842f..95b59da6b4 100644 --- a/arch/sandbox/include/asm/gpio.h +++ b/arch/sandbox/include/asm/gpio.h @@ -29,7 +29,7 @@ * @param gp GPIO number * @return -1 on error, 0 if GPIO is low, >0 if high */ -int sandbox_gpio_get_value(unsigned gp); +int sandbox_gpio_get_value(struct device *dev, unsigned int offset); /** * Set the simulated value of a GPIO (used only in sandbox test code) @@ -38,7 +38,7 @@ int sandbox_gpio_get_value(unsigned gp); * @param value value to set (0 for low, non-zero for high) * @return -1 on error, 0 if ok */ -int sandbox_gpio_set_value(unsigned gp, int value); +int sandbox_gpio_set_value(struct device *dev, unsigned int offset, int value); /** * Return the simulated direction of a GPIO (used only in sandbox test code) @@ -46,7 +46,7 @@ int sandbox_gpio_set_value(unsigned gp, int value); * @param gp GPIO number * @return -1 on error, 0 if GPIO is input, >0 if output */ -int sandbox_gpio_get_direction(unsigned gp); +int sandbox_gpio_get_direction(struct device *dev, unsigned int offset); /** * Set the simulated direction of a GPIO (used only in sandbox test code) @@ -55,11 +55,7 @@ int sandbox_gpio_get_direction(unsigned gp); * @param output 0 to set as input, 1 to set as output * @return -1 on error, 0 if ok */ -int sandbox_gpio_set_direction(unsigned gp, int output); - -/* Display information about each GPIO */ -void gpio_info(void); - -#define gpio_status() gpio_info() +int sandbox_gpio_set_direction(struct device *dev, unsigned int offset, + int output); #endif diff --git a/arch/sandbox/include/asm/sdl.h b/arch/sandbox/include/asm/sdl.h new file mode 100644 index 0000000000..6edec1acfa --- /dev/null +++ b/arch/sandbox/include/asm/sdl.h @@ -0,0 +1,118 @@ +/* + * Copyright (c) 2013 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __SANDBOX_SDL_H +#define __SANDBOX_SDL_H + +#include <errno.h> + +#ifdef CONFIG_SANDBOX_SDL + +/** + * sandbox_sdl_init_display() - Set up SDL video ready for use + * + * @width: Window width in pixels + * @height Window height in pixels + * @log2_bpp: Log to base 2 of the number of bits per pixel. So a 32bpp + * display will pass 5, since 2*5 = 32 + * @return 0 if OK, -ENODEV if no device, -EIO if SDL failed to initialize + * and -EPERM if the video failed to come up. + */ +int sandbox_sdl_init_display(int width, int height, int log2_bpp); + +/** + * sandbox_sdl_sync() - Sync current U-Boot LCD frame buffer to SDL + * + * This must be called periodically to update the screen for SDL so that the + * user can see it. + * + * @lcd_base: Base of frame buffer + * @return 0 if screen was updated, -ENODEV is there is no screen. + */ +int sandbox_sdl_sync(void *lcd_base); + +/** + * sandbox_sdl_scan_keys() - scan for pressed keys + * + * Works out which keys are pressed and returns a list + * + * @key: Array to receive keycodes + * @max_keys: Size of array + * @return number of keycodes found, 0 if none, -ENODEV if no keyboard + */ +int sandbox_sdl_scan_keys(int key[], int max_keys); + +/** + * sandbox_sdl_key_pressed() - check if a particular key is pressed + * + * @keycode: Keycode to check (KEY_... - see include/linux/input.h + * @return 0 if pressed, -ENOENT if not pressed. -ENODEV if keybord not + * available, + */ +int sandbox_sdl_key_pressed(int keycode); + +/** + * sandbox_sdl_sound_start() - start playing a sound + * + * @frequency: Frequency of sounds in Hertz + * @return 0 if OK, -ENODEV if no sound is available + */ +int sandbox_sdl_sound_start(uint frequency); + +/** + * sandbox_sdl_sound_stop() - stop playing a sound + * + * @return 0 if OK, -ENODEV if no sound is available + */ +int sandbox_sdl_sound_stop(void); + +/** + * sandbox_sdl_sound_init() - set up the sound system + * + * @return 0 if OK, -ENODEV if no sound is available + */ +int sandbox_sdl_sound_init(void); + +#else +static inline int sandbox_sdl_init_display(int width, int height, + int log2_bpp) +{ + return -ENODEV; +} + +static inline int sandbox_sdl_sync(void *lcd_base) +{ + return -ENODEV; +} + +static inline int sandbox_sdl_scan_keys(int key[], int max_keys) +{ + return -ENODEV; +} + +static inline int sandbox_sdl_key_pressed(int keycode) +{ + return -ENODEV; +} + +static inline int sandbox_sdl_sound_start(uint frequency) +{ + return -ENODEV; +} + +static inline int sandbox_sdl_sound_stop(void) +{ + return -ENODEV; +} + +static inline int sandbox_sdl_sound_init(void) +{ + return -ENODEV; +} + +#endif + +#endif diff --git a/arch/sandbox/include/asm/state.h b/arch/sandbox/include/asm/state.h index e8e4fea1b5..d17a82e90f 100644 --- a/arch/sandbox/include/asm/state.h +++ b/arch/sandbox/include/asm/state.h @@ -17,6 +17,29 @@ enum exit_type_id { STATE_EXIT_POWER_OFF, }; +/** + * Selects the behavior of the serial terminal. + * + * If Ctrl-C is processed by U-Boot, then the only way to quit sandbox is with + * the 'reset' command, or equivalent. + * + * If the terminal is cooked, then Ctrl-C will terminate U-Boot, and the + * command line will not be quite such a faithful emulation. + * + * Options are: + * + * raw-with-sigs - Raw, but allow signals (Ctrl-C will quit) + * raw - Terminal is always raw + * cooked - Terminal is always cooked + */ +enum state_terminal_raw { + STATE_TERM_RAW_WITH_SIGS, /* Default */ + STATE_TERM_RAW, + STATE_TERM_COOKED, + + STATE_TERM_COUNT, +}; + struct sandbox_spi_info { const char *spec; const struct sandbox_spi_emu_ops *ops; @@ -30,16 +53,20 @@ struct sandbox_state { enum exit_type_id exit_type; /* How we exited U-Boot */ const char *parse_err; /* Error to report from parsing */ int argc; /* Program arguments */ - char **argv; + char **argv; /* Command line arguments */ + const char *jumped_fname; /* Jumped from previous U_Boot */ uint8_t *ram_buf; /* Emulated RAM buffer */ unsigned int ram_size; /* Size of RAM buffer */ const char *ram_buf_fname; /* Filename to use for RAM buffer */ + bool ram_buf_rm; /* Remove RAM buffer file after read */ bool write_ram_buf; /* Write RAM buffer on exit */ const char *state_fname; /* File containing sandbox state */ void *state_fdt; /* Holds saved state for sandbox */ bool read_state; /* Read sandbox state on startup */ bool write_state; /* Write sandbox state on exit */ bool ignore_missing_state_on_read; /* No error if state missing */ + bool show_lcd; /* Show LCD on start-up */ + enum state_terminal_raw term_raw; /* Terminal raw/cooked */ /* Pointer to information for each SPI bus/cs */ struct sandbox_spi_info spi[CONFIG_SANDBOX_SPI_MAX_BUS] diff --git a/arch/sandbox/include/asm/u-boot-sandbox.h b/arch/sandbox/include/asm/u-boot-sandbox.h index 5707c2710d..d2f1b6566d 100644 --- a/arch/sandbox/include/asm/u-boot-sandbox.h +++ b/arch/sandbox/include/asm/u-boot-sandbox.h @@ -25,4 +25,7 @@ int sandbox_main_loop_init(void); int cleanup_before_linux(void); +/* drivers/video/sandbox_sdl.c */ +int sandbox_lcd_sdl_early_init(void); + #endif /* _U_BOOT_SANDBOX_H_ */ |