variant.s

来自「eCos操作系统源码」· S 代码 · 共 87 行

##=============================================================================
##
##	variant.S
##
##	PowerPC PPC40x variant code
##
##=============================================================================
#####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
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## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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##=============================================================================
#######DESCRIPTIONBEGIN####
##
## Author(s): 	jskov
## Contributors:jskov,gthomas        
## Date:	2000-08-27
## Purpose:	PowerPC PPC40x variant code
## Description:	Variant specific code for PowerPC 40x CPUs.
##
######DESCRIPTIONEND####
##
##=============================================================================

#include <cyg/hal/variant.inc>

#---------------------------------------------------------------------------
# Interrupt vector tables.
# These tables contain the isr, data and object pointers used to deliver
# interrupts to user code.

        .data

        .extern hal_default_decrementer_isr
        .extern hal_default_isr

        .globl  hal_interrupt_handlers
hal_interrupt_handlers:
        .long   hal_default_decrementer_isr
        .rept   CYGNUM_HAL_ISR_COUNT-1
        .long   hal_default_isr
        .endr

        .globl  hal_interrupt_data
hal_interrupt_data:
        .rept   CYGNUM_HAL_ISR_COUNT
        .long   0
        .endr

        .globl  hal_interrupt_objects
hal_interrupt_objects:
        .rept   CYGNUM_HAL_ISR_COUNT
        .long   0
        .endr

##-----------------------------------------------------------------------------
## end of variant.S