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/* vectors.s 1.1 - 95/12/04
*
* This file contains the assembly code for the PowerPC 505
* interrupt veneers for RTEMS.
*
* Author: Sergei Organov <osv@javad.ru>
*
* COPYRIGHT (c) 1998 by JPS.
*
* To anyone who acknowledges that this file is provided "AS IS"
* without any express or implied warranty:
* permission to use, copy, modify, and distribute this file
* for any purpose is hereby granted without fee, provided that
* the above copyright notice and this notice appears in all
* copies, and that the name of i-cubed limited not be used in
* advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
* i-cubed limited makes no representations about the suitability
* of this software for any purpose.
*
*/
#include <rtems/asm.h>
#include <rtems/score/powerpc.h>
#include <rtems/score/ppc_offs.h>
/* Vector offsets */
.set reset, 0x0100 # PPC_IRQ_SYSTEM_RESET
.set machine_check, 0x0200 # PPC_IRQ_MCHECK
.set dsi, 0x0300 # PPC_IRQ_PROTECT
.set isi, 0x0400 # PPC_IRQ_ISI
.set external_interrupt, 0x0500 # PPC_IRQ_EXTERNAL
.set alignment, 0x0600 # PPC_IRQ_ALIGNMENT
.set program, 0x0700 # PPC_IRQ_PROGRAM
.set fp_unavailable, 0x0800 # PPC_IRQ_NOFP
.set decrementer, 0x0900 # PPC_IRQ_DECREMENTER
.set system_call, 0x0C00 # PPC_IRQ_SCALL
.set trace, 0x0D00 # PPC_IRQ_TRACE
.set fp_assist, 0x0E00 # PPC_IRQ_FP_ASST
.set software_emulation, 0x1000 # PPC_IRQ_SOFTEMU
.set data_bp, 0x1C00 # PPC_IRQ_DATA_BP
.set istruction_bp, 0x1D00 # PPC_IRQ_INST_BP
.set m_extern_bp, 0x1E00 # PPC_IRQ_MEXT_BP
.set nm_extern_bp, 0x1F00 # PPC_IRQ_NMEXT_BP
#define ABI_ADD 0
.extern led_green
#define ISR_HANDLER(vector, irq) \
.org vector; \
stwu r1, -(ABI_ADD + IP_END)(r1); \
stw r0, IP_0(r1); \
li r0, irq; \
b PROC (_ISR_Handler);
/* Go to the right section */
.section .vect,"ax",@progbits
.globl __vect
__vect:
ISR_HANDLER(reset, PPC_IRQ_SYSTEM_RESET)
ISR_HANDLER(machine_check, PPC_IRQ_MCHECK)
ISR_HANDLER(dsi, PPC_IRQ_PROTECT)
ISR_HANDLER(isi, PPC_IRQ_ISI)
ISR_HANDLER(external_interrupt, PPC_IRQ_EXTERNAL)
ISR_HANDLER(alignment, PPC_IRQ_ALIGNMENT)
ISR_HANDLER(program, PPC_IRQ_PROGRAM)
ISR_HANDLER(fp_unavailable, PPC_IRQ_NOFP)
ISR_HANDLER(decrementer, PPC_IRQ_DECREMENTER)
ISR_HANDLER(system_call, PPC_IRQ_SCALL)
ISR_HANDLER(trace, PPC_IRQ_TRACE)
ISR_HANDLER(fp_assist, PPC_IRQ_FP_ASST)
ISR_HANDLER(software_emulation, PPC_IRQ_SOFTEMU)
ISR_HANDLER(data_bp, PPC_IRQ_DATA_BP)
ISR_HANDLER(istruction_bp, PPC_IRQ_INST_BP)
ISR_HANDLER(m_extern_bp, PPC_IRQ_MEXT_BP)
ISR_HANDLER(nm_extern_bp, PPC_IRQ_NMEXT_BP)
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