1 files changed, 78 insertions, 0 deletions
diff --git a/meta-arm/meta-arm-bsp/recipes-bsp/trusted-firmware-m/files/corstone1000/0008-platform-corstone1000-align-capsule-update-structs.patch b/meta-arm/meta-arm-bsp/recipes-bsp/trusted-firmware-m/files/corstone1000/0008-platform-corstone1000-align-capsule-update-structs.patch
new file mode 100644
index 0000000000..7aeecfa31b
--- /dev/null
+++ b/meta-arm/meta-arm-bsp/recipes-bsp/trusted-firmware-m/files/corstone1000/0008-platform-corstone1000-align-capsule-update-structs.patch
@@ -0,0 +1,78 @@
+From 6807d4b30f7d4ed32d3c54dfcaf3ace63eaa4f02 Mon Sep 17 00:00:00 2001
+From: Emekcan Aras <emekcan.aras@arm.com>
+Date: Thu, 26 Oct 2023 11:46:04 +0100
+Subject: [PATCH] platform: corstone1000: align capsule update structs
+
+U-boot mkefitool creates capsule image without packed and byte-aligned
+structs. This patch aligns the capsule-update structures and avoids
+crashes in case of unaligned pointer access.
+
+Signed-off-by: Emekcan Aras <emekcan.aras@arm.com>
+Upstream-Status: Pending
+---
+ .../fw_update_agent/uefi_capsule_parser.c          | 14 +++++++-------
+ 1 file changed, 7 insertions(+), 7 deletions(-)
+
+diff --git a/platform/ext/target/arm/corstone1000/fw_update_agent/uefi_capsule_parser.c b/platform/ext/target/arm/corstone1000/fw_update_agent/uefi_capsule_parser.c
+index c706c040ac..9f8d12ad4e 100644
+--- a/platform/ext/target/arm/corstone1000/fw_update_agent/uefi_capsule_parser.c
++++ b/platform/ext/target/arm/corstone1000/fw_update_agent/uefi_capsule_parser.c
+@@ -34,14 +34,14 @@ typedef struct {
+     uint32_t                header_size;
+     uint32_t                flags;
+     uint32_t                capsule_image_size;
+-} efi_capsule_header_t;
++} efi_capsule_header_t __attribute__((packed, aligned(1)));
+
+ typedef struct {
+     uint32_t                version;
+     uint16_t                embedded_driver_count;
+     uint16_t                payload_item_count;
+     uint64_t                item_offset_list[];
+-} efi_firmware_management_capsule_header_t;
++} efi_firmware_management_capsule_header_t __attribute__((packed, aligned(1)));
+
+ typedef struct {
+     uint32_t                version;
+@@ -52,14 +52,14 @@ typedef struct {
+     uint32_t                update_vendorcode_size;
+     uint64_t                update_hardware_instance; //introduced in v2
+     uint64_t                image_capsule_support; //introduced in v3
+-} efi_firmware_management_capsule_image_header_t;
++} efi_firmware_management_capsule_image_header_t __attribute__((packed, aligned(1)));
+
+ typedef struct {
+     uint32_t                signature;
+     uint32_t                header_size;
+     uint32_t                fw_version;
+     uint32_t                lowest_supported_version;
+-} fmp_payload_header_t;
++} fmp_payload_header_t __attribute__((packed, aligned(1)));
+
+ #define ANYSIZE_ARRAY 0
+
+@@ -68,18 +68,18 @@ typedef struct {
+     uint16_t                wRevision;
+     uint16_t                wCertificateType;
+     uint8_t                 bCertificate[ANYSIZE_ARRAY];
+-} WIN_CERTIFICATE;
++} WIN_CERTIFICATE __attribute__((packed, aligned(1)));
+
+ typedef struct {
+     WIN_CERTIFICATE         hdr;
+     struct efi_guid         cert_type;
+     uint8_t                 cert_data[ANYSIZE_ARRAY];
+-} win_certificate_uefi_guid_t;
++} win_certificate_uefi_guid_t __attribute__((packed, aligned(1)));
+
+ typedef struct {
+     uint64_t                    monotonic_count;
+     win_certificate_uefi_guid_t   auth_info;
+-} efi_firmware_image_authentication_t;
++} efi_firmware_image_authentication_t __attribute__((packed, aligned(1)));
+
+
+ enum uefi_capsule_error_t uefi_capsule_retrieve_images(void* capsule_ptr,
+--
+2.25.1
+