denshooter/genode
1
0
Fork 0
mirror of https://github.com/mmueller41/genode.git synced 2026-01-21 12:32:56 +01:00
Code Issues Packages Projects Releases Wiki Activity

base: add initial r0 register to crt0.s for arm

Browse Source 
Issue #2451
This commit is contained in:
Alexander Boettcher
2017-07-04 16:41:07 +02:00
committed by Christian Helmuth
parent 782b457476
commit c22b60f0c4
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
repos/base/src/lib/startup/spec/arm/crt0.s
View File

@@ -28,6 +28,8 @@
/* make initial value of some registers available to higher-level code */ /* make initial value of some registers available to higher-level code */
ldr r4, =__initial_sp ldr r4, =__initial_sp
str sp, [r4] str sp, [r4]
ldr r4, =__initial_r0
str r0, [r4]
/* /*
* Install initial temporary environment that is replaced later by the * Install initial temporary environment that is replaced later by the
@@ -66,3 +68,7 @@
.global __initial_sp .global __initial_sp
__initial_sp: __initial_sp:
.space 4 .space 4
/* initial value of the R0 register */
.global __initial_r0
__initial_r0:
.space 4