tests: add the test case for user space support of arc
add arc specific codes in tests/kernel/mem_protect/userspace
Signed-off-by: Wayne Ren <wei.ren@synopsys.com>
diff --git a/tests/kernel/mem_protect/userspace/src/main.c b/tests/kernel/mem_protect/userspace/src/main.c
index ca4447d..3ddd717 100644
--- a/tests/kernel/mem_protect/userspace/src/main.c
+++ b/tests/kernel/mem_protect/userspace/src/main.c
@@ -13,6 +13,10 @@
#include <string.h>
#include <stdlib.h>
+#if defined(CONFIG_ARC)
+#include <arch/arc/v2/mpu/arc_core_mpu.h>
+#endif
+
#define INFO(fmt, ...) printk(fmt, ##__VA_ARGS__)
#define PIPE_LEN 1
#define BYTES_TO_READ_WRITE 1
@@ -49,7 +53,7 @@
* and immediately fires upon completing the exception path; the faulting
* thread is never run again.
*/
-#ifndef CONFIG_ARM
+#if !defined(CONFIG_ARM) && !defined(CONFIG_ARC)
FUNC_NORETURN
#endif
void _SysFatalErrorHandler(unsigned int reason, const NANO_ESF *pEsf)
@@ -63,6 +67,7 @@
give_uthread_end_sem = false;
k_sem_give(&uthread_end_sem);
}
+
if (expect_fault && expected_reason == reason) {
expect_fault = false;
expected_reason = 0;
@@ -111,6 +116,13 @@
);
zassert_true((msr_value & 1),
"Write to control register was successful\n");
+#elif defined(CONFIG_ARC)
+ unsigned int er_status;
+ /* _ARC_V2_ERSTATUS is privilege aux reg */
+ __asm__ volatile(
+ "lr %0, [0x402]\n"
+ : "=r" (er_status)::
+ );
#else
#error "Not implemented for this architecture"
zassert_unreachable("Write to control register did not fault\n");
@@ -134,6 +146,8 @@
expected_reason = REASON_HW_EXCEPTION;
BARRIER();
arm_core_mpu_disable();
+#elif defined(CONFIG_ARC)
+ arc_core_mpu_disable();
#else
#error "Not implemented for this architecture"
#endif
