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SHA: added hardware support for SHA on C2.

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This commit is contained in:
Marius Vikhammer
2021-09-24 14:32:58 +08:00
parent 405ced6a83
commit f4c79687f8
19 changed files with 921 additions and 85 deletions
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14
components/soc/esp32c2/include/soc/Kconfig.soc_caps.in
View File

@@ -45,7 +45,7 @@ config SOC_EFUSE_CONSISTS_OF_ONE_KEY_BLOCK
config SOC_SHA_SUPPORTED
bool
default n
default y
config SOC_ECC_SUPPORTED
bool
@@ -291,22 +291,10 @@ config SOC_RSA_MAX_BIT_LEN
int
default 3072
config SOC_SHA_DMA_MAX_BUFFER_SIZE
int
default 3968
config SOC_SHA_SUPPORT_DMA
bool
default y
config SOC_SHA_SUPPORT_RESUME
bool
default y
config SOC_SHA_GDMA
bool
default y
config SOC_SHA_SUPPORT_SHA1
bool
default y

11
components/soc/esp32c2/include/soc/soc_caps.h
View File

@@ -36,7 +36,7 @@
#define SOC_EFUSE_KEY_PURPOSE_FIELD 0
#define SOC_EFUSE_CONSISTS_OF_ONE_KEY_BLOCK 1
#define SOC_SHA_SUPPORTED 0 // This will be enabled with IDF-3830
#define SOC_SHA_SUPPORTED 1
#define SOC_ECC_SUPPORTED 1
#define SOC_FLASH_ENC_SUPPORTED 1
#define SOC_SECURE_BOOT_SUPPORTED 1
@@ -158,18 +158,9 @@
/*--------------------------- SHA CAPS ---------------------------------------*/
/* Max amount of bytes in a single DMA operation is 4095,
for SHA this means that the biggest safe amount of bytes is
31 blocks of 128 bytes = 3968
*/
#define SOC_SHA_DMA_MAX_BUFFER_SIZE (3968)
#define SOC_SHA_SUPPORT_DMA (1)
/* The SHA engine is able to resume hashing from a user */
#define SOC_SHA_SUPPORT_RESUME (1)
/* Has a centralized DMA, which is shared with all peripherals */
#define SOC_SHA_GDMA (1)
/* Supported HW algorithms */
#define SOC_SHA_SUPPORT_SHA1 (1)