diff options
Diffstat (limited to 'common/spl')
| -rw-r--r-- | common/spl/spl_fit.c | 7 | ||||
| -rw-r--r-- | common/spl/spl_legacy.c | 20 |
2 files changed, 20 insertions, 7 deletions
diff --git a/common/spl/spl_fit.c b/common/spl/spl_fit.c index c51482b3b65..730639f7562 100644 --- a/common/spl/spl_fit.c +++ b/common/spl/spl_fit.c @@ -27,10 +27,6 @@ struct spl_fit_info { int conf_node; /* FDT offset to selected configuration node */ }; -__weak void board_spl_fit_post_load(const void *fit) -{ -} - __weak ulong board_spl_fit_size_align(ulong size) { return size; @@ -829,8 +825,5 @@ int spl_load_simple_fit(struct spl_image_info *spl_image, spl_image->flags |= SPL_FIT_FOUND; - if (IS_ENABLED(CONFIG_IMX_HAB)) - board_spl_fit_post_load(ctx.fit); - return 0; } diff --git a/common/spl/spl_legacy.c b/common/spl/spl_legacy.c index 16851c55eb5..d34bc5492e8 100644 --- a/common/spl/spl_legacy.c +++ b/common/spl/spl_legacy.c @@ -7,6 +7,7 @@ #include <image.h> #include <log.h> #include <malloc.h> +#include <asm/sections.h> #include <spl.h> #include <lzma/LzmaTypes.h> @@ -15,6 +16,22 @@ #define LZMA_LEN (1 << 20) +static void spl_parse_legacy_validate(uintptr_t start, uintptr_t size) +{ + uintptr_t spl_start = (uintptr_t)_start; + uintptr_t spl_end = (uintptr_t)__bss_end; + uintptr_t end = start + size; + + if ((start >= spl_start && start < spl_end) || + (end > spl_start && end <= spl_end) || + (start < spl_start && end >= spl_end) || + (start > end && end > spl_start)) + panic("SPL: Image overlaps SPL\n"); + + if (size > CONFIG_SYS_BOOTM_LEN) + panic("SPL: Image too large\n"); +} + int spl_parse_legacy_header(struct spl_image_info *spl_image, const struct legacy_img_hdr *header) { @@ -58,6 +75,9 @@ int spl_parse_legacy_header(struct spl_image_info *spl_image, "payload image: %32s load addr: 0x%lx size: %d\n", spl_image->name, spl_image->load_addr, spl_image->size); + spl_parse_legacy_validate(spl_image->load_addr, spl_image->size); + spl_parse_legacy_validate(spl_image->entry_point, 0); + return 0; } |