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Store app digest and signature for each app slot

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Mikael Ågren 2025-03-18 16:25:49 +01:00
parent dd147657a4
commit 6dcb5018d1
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GPG key ID: E02DA3D397792C46
5 changed files with 73 additions and 24 deletions
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19
hw/application_fpga/fw/tk1/partition_table.h
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@ -35,6 +35,7 @@
0x10000UL // 64KiB, 60 KiB reserved, 2 flash pages (2 x 4KiB) for the
// partition table
#define N_PRELOADED_APP 2
#define ADDR_PRE_LOADED_APP (ADDR_PARTITION_TABLE + SIZE_PARTITION_TABLE)
#define SIZE_PRE_LOADED_APP 0x20000UL // 128KiB
@ -43,7 +44,7 @@
// Pre-loaded app present but not yet authenticated
#define PRE_LOADED_STATUS_PRESENT 0x02
#define ADDR_STORAGE_AREA (ADDR_PRE_LOADED_APP + (2 * SIZE_PRE_LOADED_APP))
#define ADDR_STORAGE_AREA (ADDR_PRE_LOADED_APP + (N_PRELOADED_APP * SIZE_PRE_LOADED_APP))
#define SIZE_STORAGE_AREA 0x20000UL // 128KiB
#define N_STORAGE_AREA 4
@ -58,11 +59,21 @@
/* - 16 byte random nonce. */
/* - 16 byte authentication digest. */
/**/
/*- Pre-loaded device app */
/*- Pre-loaded device app 1 */
/* - 1 byte status. */
/* - 4 bytes length. */
/* - 16 bytes random nonce. */
/* - 16 bytes authentication digest. */
/* - 32 bytes digest. */
/* - 64 bytes signature. */
/**/
/*- Pre-loaded device app 2 */
/* - 1 byte status. */
/* - 4 bytes length. */
/* - 16 bytes random nonce. */
/* - 16 bytes authentication digest. */
/* - 32 bytes digest. */
/* - 64 bytes signature. */
/**/
/*- Device app storage area */
/* - 1 byte status. */
@ -85,6 +96,8 @@ struct pre_loaded_app_metadata {
uint8_t status;
uint32_t size;
struct auth_metadata auth;
uint8_t digest[32];
uint8_t signature[64];
} __attribute__((packed));
struct app_storage_area {
@ -101,7 +114,7 @@ struct table_header {
struct partition_table {
struct table_header header;
struct management_app_metadata mgmt_app_data;
struct pre_loaded_app_metadata pre_app_data;
struct pre_loaded_app_metadata pre_app_data[N_PRELOADED_APP];
struct app_storage_area app_storage[N_STORAGE_AREA];
} __attribute__((packed));