Merge pull request #56 from wolfSSL/psoc6_hwcrypto

Support for psoc6 hw crypto accelerator

Author: dgarske

arch.mk

@@ -165,6 +165,20 @@ ifeq ($(TARGET),psoc6)
 					 $(CYPRESS_PDL)/drivers/source/cy_wdt.o \
 					 $(CYPRESS_PDL)/drivers/source/TOOLCHAIN_GCC_ARM/cy_syslib_gcc.o \
 					 $(CYPRESS_PDL)/devices/templates/COMPONENT_MTB/COMPONENT_CM0P/system_psoc6_cm0plus.o
+
+    PSOC6_CRYPTO_OBJS=./lib/wolfssl/wolfcrypt/src/port/cypress/psoc6_crypto.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_vu.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_ecc_domain_params.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_ecc_nist_p.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_ecc_ecdsa.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_sha_v2.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_sha_v1.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_mem_v2.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_mem_v1.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_hw.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto_core_hw_v1.o \
+					 $(CYPRESS_PDL)/drivers/source/cy_crypto.o
+
     CFLAGS+=-I$(CYPRESS_PDL)/drivers/include/ \
 		-I$(CYPRESS_PDL)/devices/include \
 		-I$(CYPRESS_PDL)/cmsis/include \
@@ -173,9 +187,16 @@ ifeq ($(TARGET),psoc6)
 		-I$(CYPRESS_PDL)/devices/include/ip \
 		-I$(CYPRESS_PDL)/devices/templates/COMPONENT_MTB \
 		-DCY8C624ABZI_D44
+
     ARCH_FLASH_OFFSET=0x10000000
+    ifneq ($(PSOC6_CRYPTO),0)
+        CFLAGS+=-DWOLFSSL_PSOC6_CRYPTO
+        OBJS+=$(PSOC6_CRYPTO_OBJS)
+    endif
 endif
 
+
+
 CFLAGS+=-DARCH_FLASH_OFFSET=$(ARCH_FLASH_OFFSET)
 
 ## Toolchain setup

docs/Targets.md

@@ -610,6 +610,14 @@ make TARGET=psoc6 \
 
 Note: A reference `.config` can be found in `./config/examples/cypsoc6.config`.
 
+Hardware acceleration is enable by default using psoc6 crypto hw support.
+
+To compile with hardware acceleration disabled, use the option
+
+``` PSOC6_CRYPTO=0 ```
+
+in your wolfBoot configuration.
+
 #### OpenOCD installation
 
 Compile and install the customized OpenOCD.

hal/psoc6.c

@@ -31,6 +31,9 @@
 #include "cy_sysclk.h"
 #include "cy_syslib.h"
 #include "cy_ipc_drv.h"
+#ifdef WOLFSSL_PSOC6_CRYPTO
+#include "wolfssl/wolfcrypt/port/cypress/psoc6_crypto.h"
+#endif
 
 #include "psoc6_02_config.h"
 
@@ -100,6 +103,9 @@ void hal_init(void)
     Cy_PDL_Init(CY_DEVICE_CFG);
     Cy_Flash_Init();
     hal_set_pll();
+#ifdef WOLFSSL_PSOC6_CRYPTO
+    psoc6_crypto_port_init();
+#endif
 }
 
 void hal_prepare_boot(void)

lib/wolfssl

@@ -31,6 +31,7 @@ ifeq ($(ARCH),)
   DUALBANK_SWAP?=0
   IMAGE_HEADER_SIZE?=256
   PKA?=1
+  PSOC6_CRYPTO?=1
   WOLFTPM?=0
   WOLFBOOT_PARTITION_SIZE?=0x20000
   WOLFBOOT_SECTOR_SIZE?=0x20000
@@ -48,7 +49,7 @@ CONFIG_VARS:= ARCH TARGET SIGN HASH MCUXPRESSO MCUXPRESSO_CPU MCUXPRESSO_DRIVERS
 	MCUXPRESSO_CMSIS FREEDOM_E_SDK STM32CUBE CYPRESS_PDL CYPRESS_CORE_LIB CYPRESS_TARGET_LIB DEBUG VTOR \
 	CORTEX_M0 NO_ASM EXT_FLASH SPI_FLASH NO_XIP UART_FLASH ALLOW_DOWNGRADE NVM_FLASH_WRITEONCE \
 	WOLFBOOT_VERSION V NO_MPU \
-	SPMATH RAM_CODE DUALBANK_SWAP IMAGE_HEADER_SIZE PKA WOLFTPM \
+	SPMATH RAM_CODE DUALBANK_SWAP IMAGE_HEADER_SIZE PKA PSOC6_CRYPTO WOLFTPM \
 	WOLFBOOT_PARTITION_SIZE WOLFBOOT_SECTOR_SIZE  \
 	WOLFBOOT_PARTITION_BOOT_ADDRESS WOLFBOOT_PARTITION_UPDATE_ADDRESS \
 	WOLFBOOT_PARTITION_SWAP_ADDRESS WOLFBOOT_LOAD_ADDRESS \