kern: implement user thread start, el0 code now runs

2020-02-19 21:21:44 -08:00
parent 560c340c96
commit 80b115ef57
4 changed files with 16 additions and 4 deletions
--- a/mesosphere/kernel/source/arch/arm64/kern_k_thread_context_asm.s
+++ b/mesosphere/kernel/source/arch/arm64/kern_k_thread_context_asm.s
@@ -39,7 +39,7 @@ _ZN3ams4kern4arch5arm6421UserModeThreadStarterEv:
    msr sp_el0,    x19
    msr elr_el1,   x20
    msr spsr_el1,  x21
-    msr tpidr_el1, x22
+    msr tpidr_el0, x22

    ldp x0,  x1,  [sp, #(8 *  0)]
    ldp x2,  x3,  [sp, #(8 *  2)]