diff options
Diffstat (limited to 'common/bootm.c')
| -rw-r--r-- | common/bootm.c | 150 |
1 files changed, 22 insertions, 128 deletions
diff --git a/common/bootm.c b/common/bootm.c index bea516025f..4629cdd82d 100644 --- a/common/bootm.c +++ b/common/bootm.c @@ -7,17 +7,12 @@ #ifndef USE_HOSTCC #include <common.h> #include <bootstage.h> -#include <bzlib.h> #include <errno.h> #include <fdt_support.h> #include <lmb.h> #include <malloc.h> #include <mapmem.h> #include <asm/io.h> -#include <linux/lzo.h> -#include <lzma/LzmaTypes.h> -#include <lzma/LzmaDec.h> -#include <lzma/LzmaTools.h> #if defined(CONFIG_CMD_USB) #include <usb.h> #endif @@ -299,23 +294,7 @@ static int bootm_find_other(cmd_tbl_t *cmdtp, int flag, int argc, } #endif /* USE_HOSTC */ -/** - * print_decomp_msg() - Print a suitable decompression/loading message - * - * @type: OS type (IH_OS_...) - * @comp_type: Compression type being used (IH_COMP_...) - * @is_xip: true if the load address matches the image start - */ -static void print_decomp_msg(int comp_type, int type, bool is_xip) -{ - const char *name = genimg_get_type_name(type); - - if (comp_type == IH_COMP_NONE) - printf(" %s %s ... ", is_xip ? "XIP" : "Loading", name); - else - printf(" Uncompressing %s ... ", name); -} - +#if !defined(USE_HOSTCC) || defined(CONFIG_FIT_SIGNATURE) /** * handle_decomp_error() - display a decompression error * @@ -325,16 +304,18 @@ static void print_decomp_msg(int comp_type, int type, bool is_xip) * * @comp_type: Compression type being used (IH_COMP_...) * @uncomp_size: Number of bytes uncompressed - * @unc_len: Amount of space available for decompression - * @ret: Error code to report - * @return BOOTM_ERR_RESET, indicating that the board must be reset + * @ret: errno error code received from compression library + * @return Appropriate BOOTM_ERR_ error code */ -static int handle_decomp_error(int comp_type, size_t uncomp_size, - size_t unc_len, int ret) +static int handle_decomp_error(int comp_type, size_t uncomp_size, int ret) { const char *name = genimg_get_comp_name(comp_type); - if (uncomp_size >= unc_len) + /* ENOSYS means unimplemented compression type, don't reset. */ + if (ret == -ENOSYS) + return BOOTM_ERR_UNIMPLEMENTED; + + if (uncomp_size >= CONFIG_SYS_BOOTM_LEN) printf("Image too large: increase CONFIG_SYS_BOOTM_LEN\n"); else printf("%s: uncompress error %d\n", name, ret); @@ -351,93 +332,7 @@ static int handle_decomp_error(int comp_type, size_t uncomp_size, return BOOTM_ERR_RESET; } - -int bootm_decomp_image(int comp, ulong load, ulong image_start, int type, - void *load_buf, void *image_buf, ulong image_len, - uint unc_len, ulong *load_end) -{ - int ret = 0; - - *load_end = load; - print_decomp_msg(comp, type, load == image_start); - - /* - * Load the image to the right place, decompressing if needed. After - * this, image_len will be set to the number of uncompressed bytes - * loaded, ret will be non-zero on error. - */ - switch (comp) { - case IH_COMP_NONE: - if (load == image_start) - break; - if (image_len <= unc_len) - memmove_wd(load_buf, image_buf, image_len, CHUNKSZ); - else - ret = 1; - break; -#ifdef CONFIG_GZIP - case IH_COMP_GZIP: { - ret = gunzip(load_buf, unc_len, image_buf, &image_len); - break; - } -#endif /* CONFIG_GZIP */ -#ifdef CONFIG_BZIP2 - case IH_COMP_BZIP2: { - uint size = unc_len; - - /* - * If we've got less than 4 MB of malloc() space, - * use slower decompression algorithm which requires - * at most 2300 KB of memory. - */ - ret = BZ2_bzBuffToBuffDecompress(load_buf, &size, - image_buf, image_len, - CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0); - image_len = size; - break; - } -#endif /* CONFIG_BZIP2 */ -#ifdef CONFIG_LZMA - case IH_COMP_LZMA: { - SizeT lzma_len = unc_len; - - ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len, - image_buf, image_len); - image_len = lzma_len; - break; - } -#endif /* CONFIG_LZMA */ -#ifdef CONFIG_LZO - case IH_COMP_LZO: { - size_t size = unc_len; - - ret = lzop_decompress(image_buf, image_len, load_buf, &size); - image_len = size; - break; - } -#endif /* CONFIG_LZO */ -#ifdef CONFIG_LZ4 - case IH_COMP_LZ4: { - size_t size = unc_len; - - ret = ulz4fn(image_buf, image_len, load_buf, &size); - image_len = size; - break; - } -#endif /* CONFIG_LZ4 */ - default: - printf("Unimplemented compression type %d\n", comp); - return BOOTM_ERR_UNIMPLEMENTED; - } - - if (ret) - return handle_decomp_error(comp, image_len, unc_len, ret); - *load_end = load + image_len; - - puts("OK\n"); - - return 0; -} +#endif #ifndef USE_HOSTCC static int bootm_load_os(bootm_headers_t *images, int boot_progress) @@ -456,10 +351,11 @@ static int bootm_load_os(bootm_headers_t *images, int boot_progress) load_buf = map_sysmem(load, 0); image_buf = map_sysmem(os.image_start, image_len); - err = bootm_decomp_image(os.comp, load, os.image_start, os.type, - load_buf, image_buf, image_len, - CONFIG_SYS_BOOTM_LEN, &load_end); + err = image_decomp(os.comp, load, os.image_start, os.type, + load_buf, image_buf, image_len, + CONFIG_SYS_BOOTM_LEN, &load_end); if (err) { + err = handle_decomp_error(os.comp, load_end - load, err); bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); return err; } @@ -919,11 +815,6 @@ void __weak switch_to_non_secure_mode(void) #else /* USE_HOSTCC */ -void memmove_wd(void *to, void *from, size_t len, ulong chunksz) -{ - memmove(to, from, len); -} - #if defined(CONFIG_FIT_SIGNATURE) static int bootm_host_load_image(const void *fit, int req_image_type) { @@ -957,13 +848,16 @@ static int bootm_host_load_image(const void *fit, int req_image_type) /* Allow the image to expand by a factor of 4, should be safe */ load_buf = malloc((1 << 20) + len * 4); - ret = bootm_decomp_image(imape_comp, 0, data, image_type, load_buf, - (void *)data, len, CONFIG_SYS_BOOTM_LEN, - &load_end); + ret = image_decomp(imape_comp, 0, data, image_type, load_buf, + (void *)data, len, CONFIG_SYS_BOOTM_LEN, + &load_end); free(load_buf); - if (ret && ret != BOOTM_ERR_UNIMPLEMENTED) - return ret; + if (ret) { + ret = handle_decomp_error(imape_comp, load_end - 0, ret); + if (ret != BOOTM_ERR_UNIMPLEMENTED) + return ret; + } return 0; } |