v1.0.3

bsp/artinchip/sys/d12x/trap_c.c

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2022, Artinchip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <rtconfig.h>
+#include <csi_core.h>
+
+void (*trap_c_callback)(void);
+
+void trap_c(uint32_t *regs)
+{
+    int i;
+    uint32_t vec = 0;
+
+    vec = __get_MCAUSE() & 0x3FF;
+
+    printf("CPU Exception: NO.%ld", vec);
+    printf("\n");
+
+    for (i = 0; i < 31; i++)
+    {
+        printf("x%d: %08lx\t", i + 1, regs[i]);
+
+        if ((i % 4) == 3)
+        {
+            printf("\n");
+        }
+    }
+
+    printf("\n");
+    printf("mcause : %08lx\n", __get_MCAUSE());
+    printf("mtval  : %08lx\n", __get_MTVAL());
+    printf("mepc   : %08lx\n", regs[31]);
+    printf("mstatus: %08lx\n", regs[32]);
+
+    if (trap_c_callback)
+    {
+        trap_c_callback();
+    }
+
+    while (1);
+}
+