diff options
Diffstat (limited to 'target-cris/cpu.c')
| -rw-r--r-- | target-cris/cpu.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/target-cris/cpu.c b/target-cris/cpu.c index 784846ba3c..93c7e005f8 100644 --- a/target-cris/cpu.c +++ b/target-cris/cpu.c @@ -1,6 +1,9 @@ /* * QEMU CRIS CPU * + * Copyright (c) 2008 AXIS Communications AB + * Written by Edgar E. Iglesias. + * * Copyright (c) 2012 SUSE LINUX Products GmbH * * This library is free software; you can redistribute it and/or @@ -20,6 +23,7 @@ #include "cpu.h" #include "qemu-common.h" +#include "mmu.h" /* CPUClass::reset() */ @@ -28,10 +32,27 @@ static void cris_cpu_reset(CPUState *s) CRISCPU *cpu = CRIS_CPU(s); CRISCPUClass *ccc = CRIS_CPU_GET_CLASS(cpu); CPUCRISState *env = &cpu->env; + uint32_t vr; + + if (qemu_loglevel_mask(CPU_LOG_RESET)) { + qemu_log("CPU Reset (CPU %d)\n", env->cpu_index); + log_cpu_state(env, 0); + } ccc->parent_reset(s); - cpu_state_reset(env); + vr = env->pregs[PR_VR]; + memset(env, 0, offsetof(CPUCRISState, breakpoints)); + env->pregs[PR_VR] = vr; + tlb_flush(env, 1); + +#if defined(CONFIG_USER_ONLY) + /* start in user mode with interrupts enabled. */ + env->pregs[PR_CCS] |= U_FLAG | I_FLAG | P_FLAG; +#else + cris_mmu_init(env); + env->pregs[PR_CCS] = 0; +#endif } static void cris_cpu_class_init(ObjectClass *oc, void *data) |