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feat(esp_tee): Add support for flash memory isolation and protection (SPI0)

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Laukik Hase
2025-01-03 11:44:01 +05:30
parent 5063de64db
commit 1499c65754
12 changed files with 307 additions and 98 deletions
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components/esp_tee/src/esp_tee.c
+5 -5
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@@ -19,10 +19,10 @@
/* See esp_tee_u2m_switch.S */
extern uint32_t _u2m_switch(int argc, va_list ap);
static SemaphoreHandle_t s_tee_mutex;
static StaticSemaphore_t s_tee_mutex_buf;
static DRAM_ATTR SemaphoreHandle_t s_tee_mutex;
static DRAM_ATTR StaticSemaphore_t s_tee_mutex_buf;
static void init_mutex(void)
static IRAM_ATTR void init_mutex(void)
{
static bool is_first_call = true;
if (is_first_call) {
@@ -35,7 +35,7 @@ static void init_mutex(void)
* TEE interface API used by untrusted side application
* to call secure service in trusted side
*/
uint32_t esp_tee_service_call(int argc, ...)
uint32_t IRAM_ATTR esp_tee_service_call(int argc, ...)
{
init_mutex();
@@ -56,7 +56,7 @@ uint32_t esp_tee_service_call(int argc, ...)
return val;
}
IRAM_ATTR uint32_t esp_tee_service_call_with_noniram_intr_disabled(int argc, ...)
uint32_t IRAM_ATTR esp_tee_service_call_with_noniram_intr_disabled(int argc, ...)
{
uint32_t val = UINT32_MAX;
va_list ap;