Mercurial > lcfOS
diff kernel/arch/qemu_vexpress/startup_a9.asm @ 386:2a970e7270e2
Added repeat assembler macro
author | Windel Bouwman |
---|---|
date | Thu, 01 May 2014 17:40:59 +0200 |
parents | d056b552d3f4 |
children | e07c2a9abac1 |
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--- a/kernel/arch/qemu_vexpress/startup_a9.asm Thu May 01 14:03:12 2014 +0200 +++ b/kernel/arch/qemu_vexpress/startup_a9.asm Thu May 01 17:40:59 2014 +0200 @@ -25,10 +25,17 @@ mov r0, 0x1 ; TBD: why set this to 1? mcr p15, 0, r0, c2, c0, 2 + +; Set domain 0 to manager: +mov r0, 3 +mcr p15, 0, r0, c3, c0, 0 + + ; Enable the VMSA (Virtual memory system architecture): mrc p15, 0, r0, c1, c0, 0 ; TODO: -; orr r0, r0, 0x1 +; mov r1, 0x1 +; orr r0, r0, r1 ; TODO: implement orr r0, r0, 1 mcr p15, 0, r0, c1, c0, 0 ; Setup stack: @@ -48,6 +55,7 @@ ; Called to identify the proc: arch_pfr0: mrc p15, 0, r0, c0, c1, 0 +ldr r0, =kernel_table0 mov pc, lr arch_pfr1: @@ -69,5 +77,8 @@ section mem_tables kernel_table0: - dcd 0x000402 + dcd 0x000402 ; Identity map first 1 MB + repeat 0xFFE + dcd 0 + endrepeat