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aspeed/hace: Support HMAC Key Buffer register. 

Support HACE28: Hash HMAC Key Buffer Base Address Register.

Signed-off-by: Troy Lee <troy_lee@aspeedtech.com>
Signed-off-by: Steven Lee <steven_lee@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220426021120.28255-2-steven_lee@aspeedtech.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Steven Lee 2022-05-02 17:03:04 +02:00 committed by Cédric Le Goater
parent 753abfc4a2
commit 1877069c9d
2 changed files with 8 additions and 0 deletions
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7
hw/misc/aspeed_hace.c
View File

@ -27,6 +27,7 @@
#define R_HASH_SRC (0x20 / 4)
#define R_HASH_DEST (0x24 / 4)
#define R_HASH_KEY_BUFF (0x28 / 4)
#define R_HASH_SRC_LEN (0x2c / 4)
#define R_HASH_CMD (0x30 / 4)
@ -210,6 +211,9 @@ static void aspeed_hace_write(void *opaque, hwaddr addr, uint64_t data,
case R_HASH_DEST:
data &= ahc->dest_mask;
break;
case R_HASH_KEY_BUFF:
data &= ahc->key_mask;
break;
case R_HASH_SRC_LEN:
data &= 0x0FFFFFFF;
break;
@ -333,6 +337,7 @@ static void aspeed_ast2400_hace_class_init(ObjectClass *klass, void *data)
ahc->src_mask = 0x0FFFFFFF;
ahc->dest_mask = 0x0FFFFFF8;
ahc->key_mask = 0x0FFFFFC0;
ahc->hash_mask = 0x000003ff; /* No SG or SHA512 modes */
}
@ -351,6 +356,7 @@ static void aspeed_ast2500_hace_class_init(ObjectClass *klass, void *data)
ahc->src_mask = 0x3fffffff;
ahc->dest_mask = 0x3ffffff8;
ahc->key_mask = 0x3FFFFFC0;
ahc->hash_mask = 0x000003ff; /* No SG or SHA512 modes */
}
@ -369,6 +375,7 @@ static void aspeed_ast2600_hace_class_init(ObjectClass *klass, void *data)
ahc->src_mask = 0x7FFFFFFF;
ahc->dest_mask = 0x7FFFFFF8;
ahc->key_mask = 0x7FFFFFF8;
ahc->hash_mask = 0x00147FFF;
}

1
include/hw/misc/aspeed_hace.h
View File

@ -37,6 +37,7 @@ struct AspeedHACEClass {
uint32_t src_mask;
uint32_t dest_mask;
uint32_t key_mask;
uint32_t hash_mask;
};