URL
https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk
Subversion Repositories openrisc_me
[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [score/] [cpu/] [hppa1.1/] [rtems.S] - Rev 214
Go to most recent revision | Compare with Previous | Blame | View Log
/* rtems.S
*
* This file contains the single entry point code for
* the HPPA implementation of RTEMS.
*
* COPYRIGHT (c) 1989-1999.
* 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.OARcorp.com/rtems/license.html.
*
* $Id: rtems.S,v 1.2 2001-09-27 11:59:24 chris Exp $
*/
#include <rtems/score/hppa.h>
#include <rtems/score/cpu_asm.h>
.SPACE $PRIVATE$
.SUBSPA $DATA$,QUAD=1,ALIGN=8,ACCESS=31
.SUBSPA $BSS$,QUAD=1,ALIGN=8,ACCESS=31,ZERO,SORT=82
.SPACE $TEXT$
.SUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=44
.SUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
.SPACE $TEXT$
.SUBSPA $CODE$
.align 32
.EXPORT cpu_jump_to_directive,ENTRY,PRIV_LEV=0
cpu_jump_to_directive
.PROC
.CALLINFO FRAME=0,NO_CALLS
.ENTRY
# invoke user interrupt handler
# XXX: look at register usage and code
# XXX: this is not necessarily right!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
# r9 = directive number
.import _Entry_points,data
ldil L%_Entry_points,%r8
ldo R%_Entry_points(%r8),%r8
ldwx,s %r9(%r8),%r8
.call ARGW0=GR
bv,n 0(%r8)
nop
.EXIT
.PROCEND
Go to most recent revision | Compare with Previous | Blame | View Log