arch/xtensa/boot/boot-elf/bootstrap.S

   1
   2 #include <xtensa/config/specreg.h>
   3 #include <xtensa/config/core.h>
   4
   5 #include <linux/config.h>
   6 #include <asm/bootparam.h>
   7
   8
   9 /* ResetVector
  10  */
  11         .section        .ResetVector.text, "ax"
  12         .global         _ResetVector
  13 _ResetVector:
  14         _j reset
  15         .align 4
  16 RomInitAddr:
  17         .word 0xd0001000
  18 RomBootParam:
  19         .word _bootparam
  20 reset:
  21         l32r    a0, RomInitAddr
  22         l32r    a2, RomBootParam
  23         movi    a3, 0
  24         movi    a4, 0
  25         jx      a0
  26
  27         .align 4
  28         .section .bootstrap.data, "aw"
  29
  30         .globl _bootparam
  31 _bootparam:
  32         .short  BP_TAG_FIRST
  33         .short  4
  34         .long   BP_VERSION
  35         .short  BP_TAG_LAST
  36         .short  0
  37         .long   0