/* Get a stable timebase and save it */
1: mfspr r4,SPRN_TBRU
stw r4,SL_TBU(r11)
mfspr r5,SPRN_TBRL
stw r5,SL_TBL(r11)
mfspr r3,SPRN_TBRU
cmpw r3,r4
bne 1b
/* Call the low level suspend stuff (we should probably have made * a stackframe...
*/
bl swsusp_save
/* Restore LR from the save area */
lis r11,swsusp_save_area@h
ori r11,r11,swsusp_save_area@l
lwz r0,SL_LR(r11)
mtlr r0
blr
_GLOBAL(swsusp_arch_resume)
sync
/* Load ptr the list of pages to copy in r3 */
lis r11,(restore_pblist)@h
ori r11,r11,restore_pblist@l
lwz r3,0(r11)
/* Copy the pages. This is a very basic implementation, to
* be replaced by something more cache efficient */
1:
li r0,256
mtctr r0
lwz r5,pbe_address(r3) /* source */
lwz r6,pbe_orig_address(r3) /* destination */
2:
lwz r8,0(r5)
lwz r9,4(r5)
lwz r10,8(r5)
lwz r11,12(r5)
addi r5,r5,16
stw r8,0(r6)
stw r9,4(r6)
stw r10,8(r6)
stw r11,12(r6)
addi r6,r6,16
bdnz 2b
lwz r3,pbe_next(r3)
cmpwi 0,r3,0
bne 1b
bl flush_dcache_L1
bl flush_instruction_cache
lis r11,swsusp_save_area@h
ori r11,r11,swsusp_save_area@l
/* * Mappings from virtual addresses to physical addresses may be * different than they were prior to restoring hibernation state. * Invalidate the TLB so that the boot CPU is using the new * mappings.
*/
bl _tlbil_all
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