From d2ad5d937e886f85440056dc22dce613e56aa074 Mon Sep 17 00:00:00 2001 From: Renz Bagaporo Date: Fri, 27 Mar 2020 20:45:19 +0800 Subject: [PATCH] soc: add test for setting mpu illegal access --- components/soc/test/test_mpu.c | 36 ++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 components/soc/test/test_mpu.c diff --git a/components/soc/test/test_mpu.c b/components/soc/test/test_mpu.c new file mode 100644 index 0000000000..579cd0c703 --- /dev/null +++ b/components/soc/test/test_mpu.c @@ -0,0 +1,36 @@ +#include +#include +#include "unity.h" + +#include "esp_attr.h" + +#include "hal/mpu_hal.h" + +volatile static int RTC_NOINIT_ATTR access = 0; + +static void trigger_illegal_access(void) +{ + access = 0; + intptr_t addr = 0x60000000; + volatile int __attribute__((unused)) val = 0; + + val = *((int*) addr); + ++access; + TEST_ASSERT_EQUAL(1, access); + printf("Sucessfully accessed location %p\r\n", (void*)addr); + + mpu_hal_set_region_access(3, MPU_REGION_ILLEGAL); // 0x60000000 + ++access; + + val = *((int*) addr); + ++access; +} + +void check_access(void) +{ + TEST_ASSERT_EQUAL(2, access); +} + +TEST_CASE_MULTIPLE_STAGES("Can set illegal access regions", "[soc][mpu]", + trigger_illegal_access, + check_access); \ No newline at end of file