PERFORCE change 136083 for review

Rafal Jaworowski raj at FreeBSD.org
Sun Feb 24 14:13:42 UTC 2008


http://perforce.freebsd.org/chv.cgi?CH=136083

Change 136083 by raj at raj_mimi on 2008/02/24 14:13:27

	Eliminate unused code.

Affected files ...

.. //depot/projects/e500/sys/powerpc/booke/interrupt.c#5 edit
.. //depot/projects/e500/sys/powerpc/include/trap.h#5 edit

Differences ...

==== //depot/projects/e500/sys/powerpc/booke/interrupt.c#5 (text+ko) ====

@@ -71,8 +71,6 @@
 
 static void dump_frame(struct trapframe *framep);
 
-void unserviced_intr(struct trapframe *);
-
 static void
 dump_frame(struct trapframe *frame)
 {
@@ -138,46 +136,3 @@
 	PIC_DISPATCH(pic, framep);
 	atomic_subtract_int(&td->td_intr_nesting_level, 1);
 }
-
-#ifdef INTR_DEBUG
-
-/* XXX temporary handler for development purposes - DELETEME LATER */
-void
-unserviced_intr(struct trapframe *framep)
-{
-	printf("\n#### Unhandled interrupt ####\n");
-	dump_frame(framep);
-	while(1);
-}
-
-void
-dump_savearea(register_t *sa)
-{
-	int i, j;
-
-	for (i = 0; i < TLB_NESTED_MAX; i++) {
-		printf("  tlb_nested_level = %d\n", i);
-
-		printf("    LR =   0x%08x\n", sa[TLBSAVE_LR]);
-		printf("    CR =   0x%08x\n", sa[TLBSAVE_CR]);
-		printf("    SRR0 = 0x%08x\n", sa[TLBSAVE_SRR0]);
-		printf("    SRR1 = 0x%08x\n", sa[TLBSAVE_SRR1]);
-		for (j = TLBSAVE_R20; j <= TLBSAVE_R31; j++) {
-			printf("    R%02d = 0x%08x", j - TLBSAVE_R20 + 20, sa[j]);
-			if ((i & 0x3) == 3)
-				printf("\n");
-		}
-		printf("\n");
-		sa = sa + TLBSAVE_LEN;
-	}
-}
-
-void
-dump_pcpu(struct pcpu *pc)
-{
-	printf("pc_tlbsave:\n");
-	printf("  current pc_tlb_level = %d\n", pc->pc_tlb_level);
-	dump_savearea(pc->pc_tlbsave);
-}
-
-#endif

==== //depot/projects/e500/sys/powerpc/include/trap.h#5 (text+ko) ====

@@ -1,119 +1,9 @@
-/*-
- * Copyright (C) 1995, 1996 Wolfgang Solfrank.
- * Copyright (C) 1995, 1996 TooLs GmbH.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by TooLs GmbH.
- * 4. The name of TooLs GmbH may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * $NetBSD: trap.h,v 1.7 2002/02/22 13:51:40 kleink Exp $
- * $FreeBSD: src/sys/powerpc/include/trap.h,v 1.5 2007/08/07 18:39:28 marcel Exp $ 
- */
-
 #if defined(AIM)
 #include <machine/trap_aim.h>
 #elif defined(E500)
 #include <machine/trap_booke.h>
 #endif
 
-#if 0
-#ifndef	_POWERPC_TRAP_H_
-#define	_POWERPC_TRAP_H_
-
-#define	EXC_RSVD	0x0000		/* Reserved */
-#define	EXC_RST		0x0100		/* Reset; all but IBM4xx */
-#define	EXC_MCHK	0x0200		/* Machine Check */
-#define	EXC_DSI		0x0300		/* Data Storage Interrupt */
-#define	EXC_ISI		0x0400		/* Instruction Storage Interrupt */
-#define	EXC_EXI		0x0500		/* External Interrupt */
-#define	EXC_ALI		0x0600		/* Alignment Interrupt */
-#define	EXC_PGM		0x0700		/* Program Interrupt */
-#define	EXC_FPU		0x0800		/* Floating-point Unavailable */
-#define	EXC_DECR	0x0900		/* Decrementer Interrupt */
-#define	EXC_SC		0x0c00		/* System Call */
-#define	EXC_TRC		0x0d00		/* Trace */
-#define	EXC_FPA		0x0e00		/* Floating-point Assist */
-
-/* The following is only available on the 601: */
-#define	EXC_RUNMODETRC	0x2000		/* Run Mode/Trace Exception */
-
-/* The following are only available on 7400(G4): */
-#define	EXC_VEC		0x0f20		/* AltiVec Unavailable */
-#define	EXC_VECAST	0x1600		/* AltiVec Assist */
-
-/* The following are only available on 604/750/7400: */
-#define	EXC_PERF	0x0f00		/* Performance Monitoring */
-#define	EXC_BPT		0x1300		/* Instruction Breakpoint */
-#define	EXC_SMI		0x1400		/* System Managment Interrupt */
-
-/* The following are only available on 750/7400: */
-#define	EXC_THRM	0x1700		/* Thermal Management Interrupt */
-
-/* And these are only on the 603: */
-#define	EXC_IMISS	0x1000		/* Instruction translation miss */
-#define	EXC_DLMISS	0x1100		/* Data load translation miss */
-#define	EXC_DSMISS	0x1200		/* Data store translation miss */
-
-/* The following are only available on 405 (and 403?) */
-#define	EXC_CII		0x0100		/* Critical Input Interrupt */
-#define	EXC_PIT		0x1000		/* Programmable Interval Timer */
-#define	EXC_FIT		0x1010		/* Fixed Interval Timer */
-#define	EXC_WDOG	0x1020		/* Watchdog Timer */
-#define	EXC_DTMISS	0x1100		/* Data TLB Miss */
-#define	EXC_ITMISS	0x1200		/* Instruction TLB Miss */
-#define	EXC_DEBUG	0x2000		/* Debug trap */
-
-#define	EXC_LAST	0x2f00		/* Last possible exception vector */
-
-#define	EXC_AST		0x3000		/* Fake AST vector */
-
-/* Trap was in user mode */
-#define	EXC_USER	0x10000
-
-
-/*
- * EXC_ALI sets bits in the DSISR and DAR to provide enough
- * information to recover from the unaligned access without needing to
- * parse the offending instruction. This includes certain bits of the
- * opcode, and information about what registers are used. The opcode
- * indicator values below come from Appendix F of Book III of "The
- * PowerPC Architecture".
- */
-
-#define EXC_ALI_OPCODE_INDICATOR(dsisr) ((dsisr >> 10) & 0x7f)
-#define EXC_ALI_LFD	0x09
-#define EXC_ALI_STFD	0x0b
-
-/* Macros to extract register information */
-#define EXC_ALI_RST(dsisr) ((dsisr >> 5) & 0x1f)   /* source or target */
-#define EXC_ALI_RA(dsisr) (dsisr & 0x1f)
-
-#endif	/* _POWERPC_TRAP_H_ */
-
-#endif /* if 0 commenting all the above out */
-
 #ifndef LOCORE
 struct trapframe;
 void    trap(struct trapframe *);


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