mmu: almost have it working

Just have major stack issues. Signed-off-by: Sean Cross <sean@xobs.io>
2020-01-21 20:05:39 +08:00
parent b48271308c
commit 3c15bd68d3
10 changed files with 59 additions and 42 deletions
--- a/asm.S
+++ b/asm.S
@ -24,3 +24,9 @@ start_kmain:
    add     a6, a7, zero
    add     a7, zero, zero
 	mret    // Return to kmain
+
+.global read_satp
+.text
+read_satp:
+    csrr    a0, satp
+    ret