diff options
Diffstat (limited to 'cpu/mpc8xx/start.S')
| -rw-r--r-- | cpu/mpc8xx/start.S | 36 |
1 files changed, 3 insertions, 33 deletions
diff --git a/cpu/mpc8xx/start.S b/cpu/mpc8xx/start.S index e84326e..24e9053 100644 --- a/cpu/mpc8xx/start.S +++ b/cpu/mpc8xx/start.S @@ -231,28 +231,15 @@ Alignment: mfspr r5,DSISR stw r5,_DSISR(r21) addi r3,r1,STACK_FRAME_OVERHEAD - li r20,MSR_KERNEL - rlwimi r20,r23,0,16,16 /* copy EE bit from saved MSR */ - lwz r6,GOT(transfer_to_handler) - mtlr r6 - blrl -.L_Alignment: - .long AlignmentException - _start + EXC_OFF_SYS_RESET - .long int_return - _start + EXC_OFF_SYS_RESET + EXC_XFER_TEMPLATE(Alignment, AlignmentException, MSR_KERNEL, COPY_EE) /* Program check exception */ . = 0x700 ProgramCheck: EXCEPTION_PROLOG(SRR0, SRR1) addi r3,r1,STACK_FRAME_OVERHEAD - li r20,MSR_KERNEL - rlwimi r20,r23,0,16,16 /* copy EE bit from saved MSR */ - lwz r6,GOT(transfer_to_handler) - mtlr r6 - blrl -.L_ProgramCheck: - .long ProgramCheckException - _start + EXC_OFF_SYS_RESET - .long int_return - _start + EXC_OFF_SYS_RESET + EXC_XFER_TEMPLATE(ProgramCheck, ProgramCheckException, + MSR_KERNEL, COPY_EE) /* No FPU on MPC8xx. This exception is not supposed to happen. */ @@ -694,20 +681,3 @@ trap_init: mtlr r4 /* restore link register */ blr - - /* - * Function: relocate entries for one exception vector - */ -trap_reloc: - lwz r0, 0(r7) /* hdlr ... */ - add r0, r0, r3 /* ... += dest_addr */ - stw r0, 0(r7) - - lwz r0, 4(r7) /* int_return ... */ - add r0, r0, r3 /* ... += dest_addr */ - stw r0, 4(r7) - - sync - isync - - blr |