summaryrefslogtreecommitdiff
path: root/util/cbfstool
diff options
context:
space:
mode:
Diffstat (limited to 'util/cbfstool')
-rw-r--r--util/cbfstool/cbfs-mkpayload.c10
-rw-r--r--util/cbfstool/fv.h2
2 files changed, 12 insertions, 0 deletions
diff --git a/util/cbfstool/cbfs-mkpayload.c b/util/cbfstool/cbfs-mkpayload.c
index e207b3e40f..6115e492c3 100644
--- a/util/cbfstool/cbfs-mkpayload.c
+++ b/util/cbfstool/cbfs-mkpayload.c
@@ -279,6 +279,11 @@ int parse_fv_to_payload(const struct buffer *input,
}
fh = (ffs_file_header_t *)(input->data + fv->header_length);
+ while (fh->file_type == FILETYPE_PAD) {
+ unsigned long offset = (fh->size[2] << 16) | (fh->size[1] << 8) | fh->size[0];
+ ERROR("skipping %d bytes of FV padding\n", offset);
+ fh = (ffs_file_header_t *)(((void*)fh) + offset);
+ }
if (fh->file_type != FILETYPE_SEC) {
ERROR("Not a usable UEFI firmware volume.\n");
INFO("First file in first FV not a SEC core.\n");
@@ -286,6 +291,11 @@ int parse_fv_to_payload(const struct buffer *input,
}
cs = (common_section_header_t *)&fh[1];
+ while (cs->section_type == SECTION_RAW) {
+ unsigned long offset = (cs->size[2] << 16) | (cs->size[1] << 8) | cs->size[0];
+ ERROR("skipping %d bytes of section padding\n", offset);
+ cs = (common_section_header_t *)(((void*)cs) + offset);
+ }
if (cs->section_type != SECTION_PE32) {
ERROR("Not a usable UEFI firmware volume.\n");
INFO("Section type not PE32.\n");
diff --git a/util/cbfstool/fv.h b/util/cbfstool/fv.h
index 1ea50e033e..88457bf4f1 100644
--- a/util/cbfstool/fv.h
+++ b/util/cbfstool/fv.h
@@ -33,6 +33,7 @@ typedef struct {
} firmware_volume_header_t;
#define FILETYPE_SEC 0x03
+#define FILETYPE_PAD 0xf0
typedef struct {
uint8_t name[16];
uint16_t integrity;
@@ -43,6 +44,7 @@ typedef struct {
} ffs_file_header_t;
#define SECTION_PE32 0x10
+#define SECTION_RAW 0x19
typedef struct {
uint8_t size[3];
uint8_t section_type;