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wolfBoot
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Code Issues Releases Wiki Activity

Better hook rng into wolfCrypt

pull/765/head
Thomas Cook 2026-04-12 12:28:45 -04:00 committed by Daniele Lacamera
parent f40b01d362
commit 8c6d6e2fc6
3 changed files with 27 additions and 9 deletions
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11
arch.mk
View File

@ -1244,15 +1244,16 @@ ifeq ($(TARGET),lpc55s69)
$(MCUXPRESSO)/drivers/flexcomm/usart/fsl_usart.o
endif
ifeq ($(PKA),1)
CFLAGS+=-DWOLFSSL_NXP_CASPER -DWOLFSSL_NXP_HASHCRYPT
CFLAGS+=-DWOLFSSL_NXP_LPC55S69
OBJS+=\
$(MCUXPRESSO)/drivers/casper/fsl_casper.o \
$(MCUXPRESSO)/drivers/hashcrypt/fsl_hashcrypt.o \
$(MCUXPRESSO)/drivers/rng_1/fsl_rng.o \
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/casper_port.o \
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/hashcrypt_port.o
endif
ifeq ($(WOLFCRYPT_TZ),1)
OBJS+=$(MCUXPRESSO)/drivers/rng_1/fsl_rng.o
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/hashcrypt_port.o \
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/rng_port.o
else
CFLAGS+=-DWOLFSSL_NXP_LPC55S69_NO_HWACCEL
endif
endif

12
hal/lpc55s69.c
View File

@ -71,6 +71,10 @@ static void hal_sau_init(void)
static void periph_unsecure(void)
{
#ifdef WOLFSSL_NXP_RNG_1
CLOCK_EnableClock(kCLOCK_Rng);
RESET_PeripheralReset(kRNG_RST_SHIFT_RSTn);
#endif
CLOCK_EnableClock(kCLOCK_Iocon);
CLOCK_EnableClock(kCLOCK_Gpio1);
}
@ -225,11 +229,13 @@ int RAMFUNCTION hal_flash_erase(uint32_t address, int len)
#ifdef WOLFCRYPT_SECURE_MODE
void hal_trng_init(void)
{
#ifdef __WOLFBOOT
#ifdef WOLFSSL_NXP_RNG_1
# ifdef __WOLFBOOT
CLOCK_EnableClock(kCLOCK_Rng);
RESET_PeripheralReset(kRNG_RST_SHIFT_RSTn);
#endif
# endif
RNG_Init(RNG);
#endif
}
void hal_trng_fini(void)
@ -238,8 +244,10 @@ void hal_trng_fini(void)
int hal_trng_get_entropy(unsigned char *out, unsigned int len)
{
#ifdef WOLFSSL_NXP_RNG_1
if (RNG_GetRandomData(RNG, out, len) == kStatus_Success)
return 0;
#endif
return -1;
}

13
test-app/Makefile
View File

@ -725,8 +725,17 @@ ifeq ($(TARGET),lpc55s69)
$(MCUXPRESSO)/drivers/flexcomm/usart/fsl_usart.o \
$(MCUXPRESSO)/drivers/iap1/fsl_iap.o \
$(MCUXPRESSO)/drivers/lpc_gpio/fsl_gpio.o
ifeq ($(WOLFCRYPT_TZ),1)
APP_OBJS+=$(MCUXPRESSO)/drivers/rng_1/fsl_rng.o
ifeq ($(PKA),1)
CFLAGS+=-DWOLFSSL_NXP_LPC55S69
APP_OBJS+=\
$(MCUXPRESSO)/drivers/casper/fsl_casper.o \
$(MCUXPRESSO)/drivers/hashcrypt/fsl_hashcrypt.o \
$(MCUXPRESSO)/drivers/rng_1/fsl_rng.o \
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/casper_port.o \
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/hashcrypt_port.o \
$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/port/nxp/rng_port.o
else
CFLAGS+=-DWOLFSSL_NXP_LPC55S69_NO_HWACCEL
endif
ifeq (,$(findstring nosys.specs,$(LDFLAGS)))
LDFLAGS+=--specs=nosys.specs