diff options
Diffstat (limited to 'qemu/roms/u-boot/common/cmd_bmp.c')
| -rw-r--r-- | qemu/roms/u-boot/common/cmd_bmp.c | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/qemu/roms/u-boot/common/cmd_bmp.c b/qemu/roms/u-boot/common/cmd_bmp.c deleted file mode 100644 index cc904c253..000000000 --- a/qemu/roms/u-boot/common/cmd_bmp.c +++ /dev/null @@ -1,252 +0,0 @@ -/* - * (C) Copyright 2002 - * Detlev Zundel, DENX Software Engineering, dzu@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * BMP handling routines - */ - -#include <common.h> -#include <lcd.h> -#include <bmp_layout.h> -#include <command.h> -#include <asm/byteorder.h> -#include <malloc.h> -#include <splash.h> -#include <video.h> - -static int bmp_info (ulong addr); - -/* - * Allocate and decompress a BMP image using gunzip(). - * - * Returns a pointer to the decompressed image data. This pointer is - * aligned to 32-bit-aligned-address + 2. - * See doc/README.displaying-bmps for explanation. - * - * The allocation address is passed to 'alloc_addr' and must be freed - * by the caller after use. - * - * Returns NULL if decompression failed, or if the decompressed data - * didn't contain a valid BMP signature. - */ -#ifdef CONFIG_VIDEO_BMP_GZIP -bmp_image_t *gunzip_bmp(unsigned long addr, unsigned long *lenp, - void **alloc_addr) -{ - void *dst; - unsigned long len; - bmp_image_t *bmp; - - /* - * Decompress bmp image - */ - len = CONFIG_SYS_VIDEO_LOGO_MAX_SIZE; - /* allocate extra 3 bytes for 32-bit-aligned-address + 2 alignment */ - dst = malloc(CONFIG_SYS_VIDEO_LOGO_MAX_SIZE + 3); - if (dst == NULL) { - puts("Error: malloc in gunzip failed!\n"); - return NULL; - } - - bmp = dst; - - /* align to 32-bit-aligned-address + 2 */ - bmp = (bmp_image_t *)((((unsigned int)dst + 1) & ~3) + 2); - - if (gunzip(bmp, CONFIG_SYS_VIDEO_LOGO_MAX_SIZE, (uchar *)addr, &len) != 0) { - free(dst); - return NULL; - } - if (len == CONFIG_SYS_VIDEO_LOGO_MAX_SIZE) - puts("Image could be truncated" - " (increase CONFIG_SYS_VIDEO_LOGO_MAX_SIZE)!\n"); - - /* - * Check for bmp mark 'BM' - */ - if (!((bmp->header.signature[0] == 'B') && - (bmp->header.signature[1] == 'M'))) { - free(dst); - return NULL; - } - - debug("Gzipped BMP image detected!\n"); - - *alloc_addr = dst; - return bmp; -} -#else -bmp_image_t *gunzip_bmp(unsigned long addr, unsigned long *lenp, - void **alloc_addr) -{ - return NULL; -} -#endif - -static int do_bmp_info(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - ulong addr; - - switch (argc) { - case 1: /* use load_addr as default address */ - addr = load_addr; - break; - case 2: /* use argument */ - addr = simple_strtoul(argv[1], NULL, 16); - break; - default: - return CMD_RET_USAGE; - } - - return (bmp_info(addr)); -} - -static int do_bmp_display(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - ulong addr; - int x = 0, y = 0; - - splash_get_pos(&x, &y); - - switch (argc) { - case 1: /* use load_addr as default address */ - addr = load_addr; - break; - case 2: /* use argument */ - addr = simple_strtoul(argv[1], NULL, 16); - break; - case 4: - addr = simple_strtoul(argv[1], NULL, 16); - x = simple_strtoul(argv[2], NULL, 10); - y = simple_strtoul(argv[3], NULL, 10); - break; - default: - return CMD_RET_USAGE; - } - - return (bmp_display(addr, x, y)); -} - -static cmd_tbl_t cmd_bmp_sub[] = { - U_BOOT_CMD_MKENT(info, 3, 0, do_bmp_info, "", ""), - U_BOOT_CMD_MKENT(display, 5, 0, do_bmp_display, "", ""), -}; - -#ifdef CONFIG_NEEDS_MANUAL_RELOC -void bmp_reloc(void) { - fixup_cmdtable(cmd_bmp_sub, ARRAY_SIZE(cmd_bmp_sub)); -} -#endif - -/* - * Subroutine: do_bmp - * - * Description: Handler for 'bmp' command.. - * - * Inputs: argv[1] contains the subcommand - * - * Return: None - * - */ -static int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - cmd_tbl_t *c; - - /* Strip off leading 'bmp' command argument */ - argc--; - argv++; - - c = find_cmd_tbl(argv[0], &cmd_bmp_sub[0], ARRAY_SIZE(cmd_bmp_sub)); - - if (c) - return c->cmd(cmdtp, flag, argc, argv); - else - return CMD_RET_USAGE; -} - -U_BOOT_CMD( - bmp, 5, 1, do_bmp, - "manipulate BMP image data", - "info <imageAddr> - display image info\n" - "bmp display <imageAddr> [x y] - display image at x,y" -); - -/* - * Subroutine: bmp_info - * - * Description: Show information about bmp file in memory - * - * Inputs: addr address of the bmp file - * - * Return: None - * - */ -static int bmp_info(ulong addr) -{ - bmp_image_t *bmp=(bmp_image_t *)addr; - void *bmp_alloc_addr = NULL; - unsigned long len; - - if (!((bmp->header.signature[0]=='B') && - (bmp->header.signature[1]=='M'))) - bmp = gunzip_bmp(addr, &len, &bmp_alloc_addr); - - if (bmp == NULL) { - printf("There is no valid bmp file at the given address\n"); - return 1; - } - - printf("Image size : %d x %d\n", le32_to_cpu(bmp->header.width), - le32_to_cpu(bmp->header.height)); - printf("Bits per pixel: %d\n", le16_to_cpu(bmp->header.bit_count)); - printf("Compression : %d\n", le32_to_cpu(bmp->header.compression)); - - if (bmp_alloc_addr) - free(bmp_alloc_addr); - - return(0); -} - -/* - * Subroutine: bmp_display - * - * Description: Display bmp file located in memory - * - * Inputs: addr address of the bmp file - * - * Return: None - * - */ -int bmp_display(ulong addr, int x, int y) -{ - int ret; - bmp_image_t *bmp = (bmp_image_t *)addr; - void *bmp_alloc_addr = NULL; - unsigned long len; - - if (!((bmp->header.signature[0]=='B') && - (bmp->header.signature[1]=='M'))) - bmp = gunzip_bmp(addr, &len, &bmp_alloc_addr); - - if (!bmp) { - printf("There is no valid bmp file at the given address\n"); - return 1; - } - -#if defined(CONFIG_LCD) - ret = lcd_display_bitmap((ulong)bmp, x, y); -#elif defined(CONFIG_VIDEO) - ret = video_display_bitmap((unsigned long)bmp, x, y); -#else -# error bmp_display() requires CONFIG_LCD or CONFIG_VIDEO -#endif - - if (bmp_alloc_addr) - free(bmp_alloc_addr); - - return ret; -} |