.text
-_GLOBAL(get_msr)
- mfmsr r3
- blr
-
-_GLOBAL(get_srr0)
- mfsrr0 r3
- blr
-
-_GLOBAL(get_srr1)
- mfsrr1 r3
- blr
-
#ifdef CONFIG_IRQSTACKS
_GLOBAL(call_do_softirq)
mflr r0
std r0,16(r1)
- stdu r1,THREAD_SIZE-112(r3)
+ stdu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r3)
mr r1,r3
bl .__do_softirq
ld r1,0(r1)
mflr r0
std r0,16(r1)
mtctr r8
- stdu r1,THREAD_SIZE-112(r5)
+ stdu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r5)
mr r1,r5
bctrl
ld r1,0(r1)
#endif /* CONFIG_ALTIVEC */
-_GLOBAL(kernel_execve)
- li r0,__NR_execve
- sc
- bnslr
- neg r3,r3
- blr
-
/* kexec_wait(phys_cpu)
*
* wait for the flag to change, indicating this kernel is going away but
std r0,16(r1)
/* switch stacks to newstack -- &kexec_stack.stack */
- stdu r1,THREAD_SIZE-112(r3)
+ stdu r1,THREAD_SIZE-STACK_FRAME_OVERHEAD(r3)
mr r1,r3
li r0,0
std r26,-48(r1)
std r25,-56(r1)
- stdu r1,-112-64(r1)
+ stdu r1,-STACK_FRAME_OVERHEAD-64(r1)
/* save args into preserved regs */
mr r31,r3 /* newstack (both) */
/* turn off mmu */
bl real_mode
+ /* copy 0x100 bytes starting at start to 0 */
+ li r3,0
+ mr r4,r30 /* start, aka phys mem offset */
+ li r5,0x100
+ li r6,0
+ bl .copy_and_flush /* (dest, src, copy limit, start offset) */
+1: /* assume normal blr return */
+
+ /* release other cpus to the new kernel secondary start at 0x60 */
+ mflr r5
+ li r6,1
+ stw r6,kexec_flag-1b(5)
+
/* clear out hardware hash page table and tlb */
ld r5,0(r27) /* deref function descriptor */
mtctr r5
* are the boot cpu ?????
* other device tree differences (prop sizes, va vs pa, etc)...
*/
-
- /* copy 0x100 bytes starting at start to 0 */
- li r3,0
- mr r4,r30
- li r5,0x100
- li r6,0
- bl .copy_and_flush /* (dest, src, copy limit, start offset) */
-1: /* assume normal blr return */
-
- /* release other cpus to the new kernel secondary start at 0x60 */
- mflr r5
- li r6,1
- stw r6,kexec_flag-1b(5)
mr r3,r25 # my phys cpu
mr r4,r30 # start, aka phys mem offset
mtlr 4