From 0c0181dee26d64835f0cd4f47ef81f681ea553e8 Mon Sep 17 00:00:00 2001 From: Jennifer Averett Date: Wed, 4 Apr 2012 08:39:46 -0500 Subject: PR 1993 - Convert MIPS to PIC IRQ model --- cpukit/score/cpu/mips/cpu.c | 80 +++++---------------------------------------- 1 file changed, 8 insertions(+), 72 deletions(-) (limited to 'cpukit/score/cpu/mips/cpu.c') diff --git a/cpukit/score/cpu/mips/cpu.c b/cpukit/score/cpu/mips/cpu.c index 4e41c91013..ffb1e66ca8 100644 --- a/cpukit/score/cpu/mips/cpu.c +++ b/cpukit/score/cpu/mips/cpu.c @@ -1,4 +1,6 @@ -/* +/** + * @file + * * Mips CPU Dependent Source * * 2002: Greg Menke (gregory.menke@gsfc.nasa.gov) @@ -17,7 +19,9 @@ * wrote the JMR3904 BSP so this could be tested. Joel also * added the new interrupt vectoring support in libcpu and * tried to better support the various interrupt controllers. - * + */ + +/* * Original MIP64ORION port by Craig Lebakken * COPYRIGHT (c) 1996 by Transition Networks Inc. * @@ -32,13 +36,13 @@ * Transition Networks makes no representations about the * suitability of this software for any purpose. * - * COPYRIGHT (c) 1989-2001. + * COPYRIGHT (c) 1989-2012. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rtems.com/license/LICENSE. - * + * * $Id$ */ @@ -170,74 +174,6 @@ void _CPU_ISR_Set_level( uint32_t new_level ) mips_set_sr( sr ); } - - -/* - * _CPU_ISR_install_raw_handler - * - * Input parameters: - * vector - interrupt vector number - * old_handler - former ISR for this vector number - * new_handler - replacement ISR for this vector number - * - * Output parameters: NONE - * - */ - -void _CPU_ISR_install_raw_handler( - uint32_t vector, - proc_ptr new_handler, - proc_ptr *old_handler -) -{ - /* - * This is where we install the interrupt handler into the "raw" interrupt - * table used by the CPU to dispatch interrupt handlers. - * - * Because all interrupts are vectored through the same exception handler - * this is not necessary on this port. - */ -} - -/* - * _CPU_ISR_install_vector - * - * This kernel routine installs the RTEMS handler for the - * specified vector. - * - * Input parameters: - * vector - interrupt vector number - * old_handler - former ISR for this vector number - * new_handler - replacement ISR for this vector number - * - * Output parameters: NONE - * - */ - -void _CPU_ISR_install_vector( - uint32_t vector, - proc_ptr new_handler, - proc_ptr *old_handler -) -{ - *old_handler = _ISR_Vector_table[ vector ]; - - /* - * If the interrupt vector table is a table of pointer to isr entry - * points, then we need to install the appropriate RTEMS interrupt - * handler for this vector number. - */ - - _CPU_ISR_install_raw_handler( vector, _ISR_Handler, old_handler ); - - /* - * We put the actual user ISR address in '_ISR_vector_table'. This will - * be used by the _ISR_Handler so the user gets control. - */ - - _ISR_Vector_table[ vector ] = new_handler; -} - /* * _CPU_Install_interrupt_stack */ -- cgit v1.2.3