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

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