Disable and re-enable MMU. before1=0, before2=0, after1=1, after2=0

lupyuen2 · Nov 26, 2023 · 281b101 · 281b101
1 parent de79217
commit 281b101
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/arch/risc-v/src/jh7110/jh7110_mm_init.c b/arch/risc-v/src/jh7110/jh7110_mm_init.c
@@ -301,8 +301,15 @@ void jh7110_mm_init(void)
   mmu_enable(g_kernel_pgt_pbase, 0);
 
   ////Begin
+  _info("Disable MMU\n");
+  uintptr_t satp = mmu_read_satp();
+  mmu_write_satp(0);
+
   _info("Test Interrupt Priority\n");
   void test_interrupt_priority(void);
   test_interrupt_priority();
+
+  _info("Enable MMU\n");
+  mmu_write_satp(satp);
   ////End
 }