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ARM system emulation (Paul Brook)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1661 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-11-26 10:38:39 +00:00
parent 0e43e99c04
commit b5ff1b3127
20 changed files with 2539 additions and 248 deletions
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10
linux-user/main.c
View file

@ -331,6 +331,7 @@ void cpu_loop(CPUARMState *env)
int trapnr;
unsigned int n, insn;
target_siginfo_t info;
uint32_t addr;
for(;;) {
trapnr = cpu_arm_exec(env);
@ -397,13 +398,18 @@ void cpu_loop(CPUARMState *env)
/* just indicate that signals should be handled asap */
break;
case EXCP_PREFETCH_ABORT:
addr = env->cp15.c6_data;
goto do_segv;
case EXCP_DATA_ABORT:
addr = env->cp15.c6_insn;
goto do_segv;
do_segv:
{
info.si_signo = SIGSEGV;
info.si_errno = 0;
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
info._sifields._sigfault._addr = env->cp15_6;
info._sifields._sigfault._addr = addr;
queue_signal(info.si_signo, &info);
}
break;
@ -1190,10 +1196,10 @@ int main(int argc, char **argv)
#elif defined(TARGET_ARM)
{
int i;
cpsr_write(env, regs->uregs[16], 0xffffffff);
for(i = 0; i < 16; i++) {
env->regs[i] = regs->uregs[i];
}
env->cpsr = regs->uregs[16];
ts->stack_base = info->start_stack;
ts->heap_base = info->brk;
/* This will be filled in on the first SYS_HEAPINFO call. */