23 #include "signal-common.h"
32     env->cr[0] = CR0_PG_MASK | CR0_WP_MASK | CR0_PE_MASK;  in target_cpu_init()
33     env->hflags |= HF_PE_MASK | HF_CPL_MASK;  in target_cpu_init()
34     if (env->features[FEAT_1_EDX] & CPUID_SSE) {  in target_cpu_init()
35         env->cr[4] |= CR4_OSFXSR_MASK;  in target_cpu_init()
36         env->hflags |= HF_OSFXSR_MASK;  in target_cpu_init()
39     /* flags setup : we activate the IRQs by default as in user mode */  in target_cpu_init()
40     env->eflags |= IF_MASK;  in target_cpu_init()
42     /* register setup */  in target_cpu_init()
43     env->regs[R_EAX] = regs->eax;  in target_cpu_init()
44     env->regs[R_EBX] = regs->ebx;  in target_cpu_init()
45     env->regs[R_ECX] = regs->ecx;  in target_cpu_init()
46     env->regs[R_EDX] = regs->edx;  in target_cpu_init()
47     env->regs[R_ESI] = regs->esi;  in target_cpu_init()
48     env->regs[R_EDI] = regs->edi;  in target_cpu_init()
49     env->regs[R_EBP] = regs->ebp;  in target_cpu_init()
50     env->regs[R_ESP] = regs->esp;  in target_cpu_init()
51     env->eip = regs->eip;  in target_cpu_init()
53     /* interrupt setup */  in target_cpu_init()
54     env->idt.limit = 255;  in target_cpu_init()
56     env->idt.base = target_mmap(0, sizeof(uint64_t) * (env->idt.limit + 1),  in target_cpu_init()
57         PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);  in target_cpu_init()
58     bsd_i386_set_idt_base(env->idt.base);  in target_cpu_init()
81     /* segment setup */  in target_cpu_init()
82     env->gdt.base = target_mmap(0, sizeof(uint64_t) * TARGET_GDT_ENTRIES,  in target_cpu_init()
83             PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);  in target_cpu_init()
84     env->gdt.limit = sizeof(uint64_t) * TARGET_GDT_ENTRIES - 1;  in target_cpu_init()
85     gdt_table = g2h_untagged(env->gdt.base);  in target_cpu_init()
102     env->segs[R_FS].selector = 0;  in target_cpu_init()
107     CPUState *cs = env_cpu(env);  in target_cpu_loop()  local
113         cpu_exec_start(cs);  in target_cpu_loop()
114         trapnr = cpu_exec(cs);  in target_cpu_loop()
115         cpu_exec_end(cs);  in target_cpu_loop()
116         process_queued_cpu_work(cs);  in target_cpu_loop()
121             abi_ulong params = (abi_ulong) env->regs[R_ESP] +  in target_cpu_loop()
123             int32_t syscall_nr = env->regs[R_EAX];  in target_cpu_loop()
148             env->regs[R_EAX] = do_freebsd_syscall(env,  in target_cpu_loop()
159             if (((abi_ulong)env->regs[R_EAX]) >= (abi_ulong)(-515)) {  in target_cpu_loop()
160                 env->regs[R_EAX] = -env->regs[R_EAX];  in target_cpu_loop()
161                 env->eflags |= CC_C;  in target_cpu_loop()
163                 env->eflags &= ~CC_C;  in target_cpu_loop()
176             cpu_exec_step_atomic(cs);  in target_cpu_loop()
180             pc = env->segs[R_CS].base + env->eip;  in target_cpu_loop()
181             fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - "  in target_cpu_loop()
192         env->regs[R_ESP] = newsp;  in target_cpu_clone_regs()
194     env->regs[R_EAX] = 0;  in target_cpu_clone_regs()