Fixing Tegra2 build

[tpg/acess2.git] / Kernel / arch / armv7 / start.S

diff --git a/Kernel/arch/armv7/start.S b/Kernel/arch/armv7/start.S
index 7c1be8c..3f53cc2 100644 (file)
--- a/Kernel/arch/armv7/start.S
+++ b/Kernel/arch/armv7/start.S
@@ -87,13 +87,27 @@ _start:
        str r1, [r2]    
        mov r1, #'m'
        str r1, [r2]    
+       mov r1, #13
+       str r1, [r2]    
+       mov r1, #10
+       str r1, [r2]    
 
-       ldr sp, =0x80000000-4   @ Set up stack (top of user range)
+.extern bss_start
+.extern bss_size_div_4
+.zero_bss:
+       ldr r0, =bss_start
+       ldr r1, =bss_end
+       mov r3, #0
+.zero_bss_loop:
+       str r3, [r0],#4
+       cmp r0, r1
+       bls .zero_bss_loop
+
+.goto_c:
+       ldr sp, =0x80000000-8   @ Set up stack (top of user range)
        ldr r0, =kmain
        mov pc, r0
 1:     b 1b    @ Infinite loop
-_ptr_kmain:
-       .long kmain
 
 .comm irqstack, 0x1000 @ ; 4KiB Stack
 .comm abortstack, 0x1000       @ ; 4KiB Stack