#include "pcr.h"
#include "pk.h"

.section .text,"ax",@progbits
.globl __start
.ent __start
__start:

  lui $sp, %hi(stack_top)
  add $sp, $sp, %lo(stack_top)

  lui $t0, %hi(trap_entry)
  add $t0, $t0, %lo(trap_entry)
  mtpcr $t0, ASM_CR(PCR_EVEC)

  mtpcr $x0, ASM_CR(PCR_COUNT)
  li    $t0, TIMER_PERIOD
  mtpcr $t0, ASM_CR(PCR_COMPARE)

  li $t0, SR_S | SR_PS | SR_ET | SR_EC | SR_SX
  or $t1, $t0, SR_EF | SR_EV
  mtpcr $t1, ASM_CR(PCR_SR)
  mfpcr $t1, ASM_CR(PCR_SR)
  mtpcr $t0, ASM_CR(PCR_SR)
  
  and $t2, $t1, SR_EF
  lui $t0, %hi(have_fp)
  sw  $t2, %lo(have_fp)($t0)
  
  and $t2, $t1, SR_EV
  lui $t0, %hi(have_vector)
  sw  $t2, %lo(have_vector)($t0)

  lui $t0, %hi(boot)
  jalr.j $t0, %lo(boot)
  #j boot

.end __start