diff options
Diffstat (limited to 'resources/depthcharge/patch/0005-Proper-firmware-index-report-for-read-only-boot-path.patch')
-rw-r--r-- | resources/depthcharge/patch/0005-Proper-firmware-index-report-for-read-only-boot-path.patch | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/resources/depthcharge/patch/0005-Proper-firmware-index-report-for-read-only-boot-path.patch b/resources/depthcharge/patch/0005-Proper-firmware-index-report-for-read-only-boot-path.patch new file mode 100644 index 0000000..d883cbd --- /dev/null +++ b/resources/depthcharge/patch/0005-Proper-firmware-index-report-for-read-only-boot-path.patch @@ -0,0 +1,70 @@ +From dce70fb042d91ba74359a6dfb519f31d77e2c328 Mon Sep 17 00:00:00 2001 +From: Paul Kocialkowski <contact@paulk.fr> +Date: Mon, 10 Aug 2015 20:24:50 +0200 +Subject: [PATCH 5/7] Proper firmware index report for read-only boot path + +When booting from a read-only boot path, the active firmware to report is RO. +This is detected with the lack of a vboot handoff pointer. + +Signed-off-by: Paul Kocialkowski <contact@paulk.fr> +--- + src/vboot/crossystem/fdt.c | 2 +- + src/vboot/firmware_id.c | 6 +++++- + src/vboot/firmware_id.h | 1 + + 3 files changed, 7 insertions(+), 2 deletions(-) + +diff --git a/src/vboot/crossystem/fdt.c b/src/vboot/crossystem/fdt.c +index ca39dac..a79b192 100644 +--- a/src/vboot/crossystem/fdt.c ++++ b/src/vboot/crossystem/fdt.c +@@ -73,7 +73,7 @@ static int install_crossystem_data(DeviceTreeFixup *fixup, DeviceTree *tree) + nvstorage_flash_get_blob_size()); + } + +- int fw_index = vdat->firmware_index; ++ int fw_index = get_active_fw_index(vdat); + const char *fwid; + int fwid_size; + +diff --git a/src/vboot/firmware_id.c b/src/vboot/firmware_id.c +index 3662921..955bc84 100644 +--- a/src/vboot/firmware_id.c ++++ b/src/vboot/firmware_id.c +@@ -36,6 +36,7 @@ static struct fwid { + } fw_fmap_ops[] = { + {VDAT_RW_A, "RW_FWID_A", NULL, 0, "RW A: ID NOT FOUND"}, + {VDAT_RW_B, "RW_FWID_B", NULL, 0, "RW B: ID NOT FOUND"}, ++ {VDAT_RO, "RO_FRID", NULL, 0, "RO: ID NOT FOUND"}, + {VDAT_RECOVERY, "RO_FRID", NULL, 0, "RO: ID NOT FOUND"}, + }; + +@@ -130,10 +131,13 @@ static VbSharedDataHeader *get_vdat(void) + return NULL; + } + +-static inline int get_active_fw_index(VbSharedDataHeader *vdat) ++int get_active_fw_index(VbSharedDataHeader *vdat) + { + int fw_index = VDAT_UNKNOWN; + ++ if (lib_sysinfo.vboot_handoff == NULL) ++ return VDAT_RO; ++ + if (vdat) + fw_index = vdat->firmware_index; + +diff --git a/src/vboot/firmware_id.h b/src/vboot/firmware_id.h +index fb6f206..090e9d1 100644 +--- a/src/vboot/firmware_id.h ++++ b/src/vboot/firmware_id.h +@@ -49,6 +49,7 @@ int get_rwb_fw_size(void); + * Get firmware details for currently active fw type. It looks up vdat, + * identifies fw_index and returns appropriate id and size for that index. + */ ++int get_active_fw_index(VbSharedDataHeader *vdat); + const char *get_active_fw_id(void); + int get_active_fw_size(void); + +-- +1.9.1 + |