thermopshere: refactor jump-to-kernel ,add single-step code

not working under qemu yet though
2019-08-05 02:21:18 +02:00
parent cc232ef4f8
commit ff9714d4f6
8 changed files with 108 additions and 15 deletions
--- a/thermosphere/src/exception_vectors.s
+++ b/thermosphere/src/exception_vectors.s
@@ -135,6 +135,7 @@ vector_entry fiq_sp0
    .endfunc
    .cfi_endproc
    /* To save space, insert in an unused vector segment. */
+    .global _restore_all_regs
    _restore_all_regs:
    ldp     x30, x20, [sp, #0xF0]
    ldp     x21, x22, [sp, #0x100]
@@ -161,7 +162,7 @@ vector_entry fiq_sp0
    ldp     x26, x27, [sp, #0xD0]
    ldp     x28, x29, [sp, #0xE0]

-    add     sp, sp, #0x210
+    add     sp, sp, #0x120
    eret

 vector_entry serror_sp0