Question

如何让uboot启动时显示logo

Answer 1

配置文件已经有这些配置了
#define CONFIG_SPLASH_SCREEN
#ifdef CONFIG_SPLASH_SCREEN
/*
* Framebuffer and LCD
*/
#define CONFIG_LCD
#define CONFIG_FB_BASE (TEXT_BASE + 0x300000)
#define CONFIG_SYS_CONSOLE_IS_IN_ENV
#ifdef CONFIG_MXC_EPDC
#undef LCD_TEST_PATTERN
/* #define CONFIG_SPLASH_IS_IN_MMC 1 */
#define LCD_BPP LCD_MONOCHROME
/* #define CONFIG_SPLASH_SCREEN_ALIGN 1 */
#define CONFIG_WORKING_BUF_ADDR (TEXT_BASE + 0x100000)
#define CONFIG_WAVEFORM_BUF_ADDR (TEXT_BASE + 0x200000)
#define CONFIG_WAVEFORM_FILE_OFFSET 0x600000
#define CONFIG_WAVEFORM_FILE_SIZE 0xF0A00
#define CONFIG_WAVEFORM_FILE_IN_MMC
#ifdef CONFIG_SPLASH_IS_IN_MMC
#define CONFIG_SPLASH_IMG_OFFSET 0x4c000
#define CONFIG_SPLASH_IMG_SIZE 0x19000
#endif
#else /* !CONFIG_MXC_EPDC */
#define CONFIG_IPU_V3H
#define CONFIG_VIDEO_MX5
#define CONFIG_IPU_CLKRATE 260000000
#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE
#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
#define LCD_BPP LCD_COLOR16
#define CONFIG_CMD_BMP
#define CONFIG_BMP_8BPP
#define CONFIG_SPLASH_SCREEN_ALIGN
#define CONFIG_SYS_WHITE_ON_BLACK
#define CONFIG_IMX_PWM
#define IMX_PWM1_BASE PWM1_BASE_ADDR
#define IMX_PWM2_BASE PWM2_BASE_ADDR
#endif
#endif /* CONFIG_SPLASH_SCREEN */
#endif /* __CONFIG_H */