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Merge booke and aim interrupt.c files.

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Summary:
Both booke and AIM interrupt.c files contain nearly identical code.  This merges
the two files, to reduce duplication.

Reviewers: #powerpc, marcel

Reviewed By: marcel

Subscribers: imp

Differential Revision: https://reviews.freebsd.org/D2991
This commit is contained in:
Justin Hibbits 2015-07-06 05:08:57 +00:00
parent a5221d68dc
commit 3f3cffedce
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=285195
4 changed files with 14 additions and 178 deletions
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3
sys/conf/files.powerpc
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@ -99,7 +99,6 @@ libkern/qdivrem.c optional powerpc
libkern/ucmpdi2.c optional powerpc
libkern/udivdi3.c optional powerpc
libkern/umoddi3.c optional powerpc
powerpc/aim/interrupt.c optional aim
powerpc/aim/locore.S optional aim no-obj
powerpc/aim/aim_machdep.c optional aim
powerpc/aim/mmu_oea.c optional aim powerpc
@ -108,7 +107,6 @@ powerpc/aim/moea64_if.m optional aim
powerpc/aim/moea64_native.c optional aim
powerpc/aim/mp_cpudep.c optional aim
powerpc/aim/slb.c optional aim powerpc64
powerpc/booke/interrupt.c optional booke
powerpc/booke/locore.S optional booke no-obj
powerpc/booke/booke_machdep.c optional booke
powerpc/booke/machdep_e500.c optional booke_e500
@ -197,6 +195,7 @@ powerpc/powerpc/fpu.c standard
powerpc/powerpc/fuswintr.c standard
powerpc/powerpc/gdb_machdep.c optional gdb
powerpc/powerpc/in_cksum.c optional inet | inet6
powerpc/powerpc/interrupt.c standard
powerpc/powerpc/intr_machdep.c standard
powerpc/powerpc/iommu_if.m standard
powerpc/powerpc/machdep.c standard

169
sys/powerpc/booke/interrupt.c
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@ -1,169 +0,0 @@
/*-
* Copyright (C) 2006 Semihalf, Rafal Jaworowski <raj@semihalf.com>
* Copyright 2002 by Peter Grehan.
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
*
*/
/*
* Interrupts are dispatched to here from locore asm
*/
#include "opt_hwpmc_hooks.h"
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/interrupt.h>
#include <sys/kernel.h>
#include <sys/kthread.h>
#include <sys/ktr.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#ifdef HWPMC_HOOKS
#include <sys/pmckern.h>
#endif
#include <sys/proc.h>
#include <sys/smp.h>
#include <sys/unistd.h>
#include <sys/vmmeter.h>
#include <machine/cpu.h>
#include <machine/db_machdep.h>
#include <machine/frame.h>
#include <machine/intr_machdep.h>
#include <machine/md_var.h>
#include <machine/pcb.h>
#include <machine/psl.h>
#include <machine/trap.h>
#include "pic_if.h"
extern void decr_intr(struct trapframe *);
void powerpc_decr_interrupt(struct trapframe *);
void powerpc_extr_interrupt(struct trapframe *);
void powerpc_crit_interrupt(struct trapframe *);
void powerpc_mchk_interrupt(struct trapframe *);
#ifdef HWPMC_HOOKS
void powerpc_pmc_interrupt(struct trapframe *framep);
#endif
static void dump_frame(struct trapframe *framep);
static void
dump_frame(struct trapframe *frame)
{
int i;
printf("\n*** *** STACK FRAME DUMP *** ***\n");
printf(" exc = 0x%x\n", frame->exc);
printf(" srr0 = 0x%08x\n", frame->srr0);
printf(" srr1 = 0x%08x\n", frame->srr1);
printf(" dear = 0x%08x\n", frame->dar);
printf(" esr = 0x%08x\n", frame->cpu.booke.esr);
printf(" lr = 0x%08x\n", frame->lr);
printf(" cr = 0x%08x\n", frame->cr);
printf(" sp = 0x%08x\n", frame->fixreg[1]);
for (i = 0; i < 32; i++) {
printf(" R%02d = 0x%08x", i, frame->fixreg[i]);
if ((i & 0x3) == 3)
printf("\n");
}
printf("\n");
}
void powerpc_crit_interrupt(struct trapframe *framep)
{
printf("powerpc_crit_interrupt: critical interrupt!\n");
dump_frame(framep);
trap(framep);
}
void powerpc_mchk_interrupt(struct trapframe *framep)
{
printf("powerpc_mchk_interrupt: machine check interrupt!\n");
dump_frame(framep);
trap(framep);
}
/*
* Decrementer interrupt routine
*/
void
powerpc_decr_interrupt(struct trapframe *framep)
{
struct thread *td;
struct trapframe *oldframe;
td = curthread;
critical_enter();
atomic_add_int(&td->td_intr_nesting_level, 1);
oldframe = td->td_intr_frame;
td->td_intr_frame = framep;
decr_intr(framep);
td->td_intr_frame = oldframe;
atomic_subtract_int(&td->td_intr_nesting_level, 1);
critical_exit();
framep->srr1 &= ~PSL_WE;
}
/*
* External input interrupt routine
*/
void
powerpc_extr_interrupt(struct trapframe *framep)
{
critical_enter();
PIC_DISPATCH(root_pic, framep);
critical_exit();
framep->srr1 &= ~PSL_WE;
}
#ifdef HWPMC_HOOKS
/*
* Performance Counter interrupt routine
*/
void
powerpc_pmc_interrupt(struct trapframe *framep)
{
critical_enter();
KASSERT(pmc_intr != NULL, ("Performance exception, but no handler!"));
(*pmc_intr)(PCPU_GET(cpuid), framep);
critical_exit();
if (pmc_hook && (PCPU_GET(curthread)->td_pflags & TDP_CALLCHAIN))
pmc_hook(PCPU_GET(curthread), PMC_FN_USER_CALLCHAIN, framep);
}
#endif

20
sys/powerpc/booke/trap_subr.S
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@ -401,7 +401,7 @@ INTERRUPT(int_critical_input)
STANDARD_PROLOG(SPR_SPRG2, PC_BOOKE_CRITSAVE, SPR_CSRR0, SPR_CSRR1)
FRAME_SETUP(SPR_SPRG2, PC_BOOKE_CRITSAVE, EXC_CRIT)
addi %r3, %r1, 8
bl CNAME(powerpc_crit_interrupt)
bl CNAME(powerpc_interrupt)
FRAME_LEAVE(SPR_CSRR0, SPR_CSRR1)
rfci
@ -413,7 +413,7 @@ INTERRUPT(int_machine_check)
STANDARD_PROLOG(SPR_SPRG3, PC_BOOKE_MCHKSAVE, SPR_MCSRR0, SPR_MCSRR1)
FRAME_SETUP(SPR_SPRG3, PC_BOOKE_MCHKSAVE, EXC_MCHK)
addi %r3, %r1, 8
bl CNAME(powerpc_mchk_interrupt)
bl CNAME(powerpc_interrupt)
FRAME_LEAVE(SPR_MCSRR0, SPR_MCSRR1)
rfmci
@ -443,8 +443,8 @@ INTERRUPT(int_external_input)
STANDARD_PROLOG(SPR_SPRG1, PC_TEMPSAVE, SPR_SRR0, SPR_SRR1)
FRAME_SETUP(SPR_SPRG1, PC_TEMPSAVE, EXC_EXI)
addi %r3, %r1, 8
bl CNAME(powerpc_extr_interrupt)
b trapexit
bl CNAME(powerpc_interrupt)
b clear_we
INTERRUPT(int_alignment)
@ -475,8 +475,8 @@ INTERRUPT(int_decrementer)
STANDARD_PROLOG(SPR_SPRG1, PC_TEMPSAVE, SPR_SRR0, SPR_SRR1)
FRAME_SETUP(SPR_SPRG1, PC_TEMPSAVE, EXC_DECR)
addi %r3, %r1, 8
bl CNAME(powerpc_decr_interrupt)
b trapexit
bl CNAME(powerpc_interrupt)
b clear_we
/*****************************************************************************
@ -505,7 +505,7 @@ INTERRUPT(int_performance_counter)
STANDARD_PROLOG(SPR_SPRG3, PC_TEMPSAVE, SPR_SRR0, SPR_SRR1)
FRAME_SETUP(SPR_SPRG3, PC_TEMPSAVE, EXC_PERF)
addi %r3, %r1, 8
bl CNAME(powerpc_pmc_interrupt)
bl CNAME(powerpc_interrupt)
b trapexit
#endif
@ -879,6 +879,12 @@ dbleave:
rfi
#endif /* KDB */
clear_we:
lwz %r3, (FRAME_SRR1+8)(%r1)
rlwinm %r3, %r3, 0, 14, 12
stw %r3, (FRAME_SRR1+8)(%r1)
b trapexit
#ifdef SMP
ENTRY(tlb_lock)
GET_CPUINFO(%r5)

0
sys/powerpc/aim/interrupt.c → sys/powerpc/powerpc/interrupt.c
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