v1.0.3

bsp/artinchip/sys/d12x/boot_rom.c

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2023, Artinchip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <aic_core.h>
+#include <boot_rom.h>
+
+void jump_to_rom_upgmode_entry(void)
+{
+    u8 *p = (void *)0x30000066;
+    void (*rom_upgmode_entry)(void);
+
+    switch (*p) {
+        case 0x33:
+            rom_upgmode_entry = (void *)0x30007be6;
+            break;
+        case 0x37:
+            rom_upgmode_entry = (void *)0x30007dd0;
+            break;
+        default:
+            return;
+    }
+
+    aicos_dcache_clean_invalid();
+    aicos_dcache_disable();
+    aicos_icache_disable();
+    asm volatile("li sp, 0x30044000");
+    rom_upgmode_entry();
+}