#include "asm/ppc_asm.tmpl" #include "asm/processor.h" /* * Main entry point. should add code to clear BSS and more ... */ _GLOBAL(_start) lis r10,edata@h ori r10,r10,edata@l lis r11,end@h ori r11,r11,end@l subi r10,r10,4 subi r11,r11,4 li r0, 0 1: stwu r0,4(r10) cmp 0,r10,r11 bne 1b b yaboot_start /* * Returns (address we're running at) - (address we were linked at) * for use before the text and data are mapped to KERNELBASE. */ _GLOBAL(reloc_offset) mflr r0 bl 1f 1: mflr r3 lis r4,1b@ha addi r4,r4,1b@l subf r3,r4,r3 mtlr r0 blr