diff options
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/Makefile.objs | 4 | ||||
| -rw-r--r-- | target-ppc/cpu.h | 5 | ||||
| -rw-r--r-- | target-ppc/mmu_helper.c | 28 | ||||
| -rw-r--r-- | target-ppc/user_only_helper.c | 44 |
4 files changed, 50 insertions, 31 deletions
diff --git a/target-ppc/Makefile.objs b/target-ppc/Makefile.objs index c80911f2c7..2c43c34a5c 100644 --- a/target-ppc/Makefile.objs +++ b/target-ppc/Makefile.objs @@ -1,14 +1,14 @@ obj-y += cpu-models.o obj-y += translate.o ifeq ($(CONFIG_SOFTMMU),y) -obj-y += machine.o mmu-hash32.o +obj-y += machine.o mmu_helper.o mmu-hash32.o obj-$(TARGET_PPC64) += mmu-hash64.o endif obj-$(CONFIG_KVM) += kvm.o kvm_ppc.o obj-y += excp_helper.o obj-y += fpu_helper.o obj-y += int_helper.o -obj-y += mmu_helper.o obj-y += timebase_helper.o obj-y += misc_helper.o obj-y += mem_helper.o +obj-$(CONFIG_USER_ONLY) += user_only_helper.o diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h index eb793e03c0..17774386c0 100644 --- a/target-ppc/cpu.h +++ b/target-ppc/cpu.h @@ -1092,8 +1092,11 @@ int cpu_ppc_signal_handler (int host_signum, void *pinfo, void *puc); int cpu_ppc_handle_mmu_fault (CPUPPCState *env, target_ulong address, int rw, int mmu_idx); -#define cpu_handle_mmu_fault cpu_ppc_handle_mmu_fault void ppc_hw_interrupt (CPUPPCState *env); +#if defined(CONFIG_USER_ONLY) +int cpu_handle_mmu_fault(CPUPPCState *env, target_ulong address, int rw, + int mmu_idx); +#endif #if !defined(CONFIG_USER_ONLY) void ppc_store_sdr1 (CPUPPCState *env, target_ulong value); diff --git a/target-ppc/mmu_helper.c b/target-ppc/mmu_helper.c index c780ce1f1c..525eb6fee4 100644 --- a/target-ppc/mmu_helper.c +++ b/target-ppc/mmu_helper.c @@ -52,31 +52,6 @@ /*****************************************************************************/ /* PowerPC MMU emulation */ -#if defined(CONFIG_USER_ONLY) -int cpu_ppc_handle_mmu_fault(CPUPPCState *env, target_ulong address, int rw, - int mmu_idx) -{ - int exception, error_code; - - if (rw == 2) { - exception = POWERPC_EXCP_ISI; - error_code = 0x40000000; - } else { - exception = POWERPC_EXCP_DSI; - error_code = 0x40000000; - if (rw) { - error_code |= 0x02000000; - } - env->spr[SPR_DAR] = address; - env->spr[SPR_DSISR] = error_code; - } - env->exception_index = exception; - env->error_code = error_code; - - return 1; -} - -#else /* Context used internally during MMU translations */ typedef struct mmu_ctx_t mmu_ctx_t; @@ -2027,9 +2002,7 @@ void helper_store_sr(CPUPPCState *env, target_ulong srnum, target_ulong value) #endif } } -#endif /* !defined(CONFIG_USER_ONLY) */ -#if !defined(CONFIG_USER_ONLY) /* TLB management */ void helper_tlbia(CPUPPCState *env) { @@ -2804,4 +2777,3 @@ void helper_booke206_tlbflush(CPUPPCState *env, uint32_t type) booke206_flush_tlb(env, flags, 1); } -#endif diff --git a/target-ppc/user_only_helper.c b/target-ppc/user_only_helper.c new file mode 100644 index 0000000000..56e686efd1 --- /dev/null +++ b/target-ppc/user_only_helper.c @@ -0,0 +1,44 @@ +/* + * PowerPC MMU stub handling for user mode emulation + * + * Copyright (c) 2003-2007 Jocelyn Mayer + * Copyright (c) 2013 David Gibson, IBM Corporation. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "cpu.h" + +int cpu_handle_mmu_fault(CPUPPCState *env, target_ulong address, int rw, + int mmu_idx) +{ + int exception, error_code; + + if (rw == 2) { + exception = POWERPC_EXCP_ISI; + error_code = 0x40000000; + } else { + exception = POWERPC_EXCP_DSI; + error_code = 0x40000000; + if (rw) { + error_code |= 0x02000000; + } + env->spr[SPR_DAR] = address; + env->spr[SPR_DSISR] = error_code; + } + env->exception_index = exception; + env->error_code = error_code; + + return 1; +} |