From 536ef740d0a085ffc79db29d010753f0b6811f00 Mon Sep 17 00:00:00 2001
From: bzt <bztemail@gmail.com>
Date: Fri, 8 Mar 2019 12:25:31 +0100
Subject: [PATCH] Although not used, set EL2 and EL1 stacks properly

---
 aarch64-rpi/boot.S |   4 ++--
 bootboot.img       | Bin 32032 -> 32032 bytes
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/aarch64-rpi/boot.S b/aarch64-rpi/boot.S
index 2ee92a2..7606e6d 100644
--- a/aarch64-rpi/boot.S
+++ b/aarch64-rpi/boot.S
@@ -46,6 +46,7 @@ _start:
     // running at EL3?
     cmp     x0, #12
     bne     1f
+    msr     sp_el2, x1
     mov     x2, #0x5b1
     msr     scr_el3, x2
     mov     x2, #0x3c9
@@ -56,8 +57,7 @@ _start:
     // running at EL2?
 1:  cmp     x0, #4
     beq     1f
-    mov     x2, #4096
-    msr     sp_el1, x2
+    msr     sp_el1, x1
     // set up exception handlers
     ldr     x2, =_vectors
     msr     vbar_el2, x2
diff --git a/bootboot.img b/bootboot.img
index 1ea7a3b746abc04862b59e8c593bbe440d87420c..120c72ef48bbd947913395482e3d0a96803e8ec2 100755
GIT binary patch
delta 30
lcmZ4Ri*dm(#tAYUii`{)jE-_wCn_kgE?@?-H+o*L0RWtY39$eG

delta 30
mcmZ4Ri*dm(#tAYkjEoE+6IB#A4=^)?FflY;V%q3=y#@f8;0f0N