#ifndef GEMU_H #define GEMU_H #include <signal.h> #include <string.h> #include "cpu.h" #include "thunk.h" #include "gdbstub.h" typedef siginfo_t target_siginfo_t; #define target_sigaction sigaction #ifdef TARGET_I386 struct target_pt_regs { long ebx; long ecx; long edx; long esi; long edi; long ebp; long eax; int xds; int xes; long orig_eax; long eip; int xcs; long eflags; long esp; int xss; }; struct target_sigcontext { int sc_onstack; int sc_mask; int sc_eax; int sc_ebx; int sc_ecx; int sc_edx; int sc_edi; int sc_esi; int sc_ebp; int sc_esp; int sc_ss; int sc_eflags; int sc_eip; int sc_cs; int sc_ds; int sc_es; int sc_fs; int sc_gs; }; #define __USER_CS (0x17) #define __USER_DS (0x1F) #elif defined(TARGET_PPC) struct target_pt_regs { unsigned long gpr[32]; unsigned long nip; unsigned long msr; unsigned long orig_gpr3; /* Used for restarting system calls */ unsigned long ctr; unsigned long link; unsigned long xer; unsigned long ccr; unsigned long mq; /* 601 only (not used at present) */ /* Used on APUS to hold IPL value. */ unsigned long trap; /* Reason for being here */ unsigned long dar; /* Fault registers */ unsigned long dsisr; unsigned long result; /* Result of a system call */ }; struct target_sigcontext { int sc_onstack; /* sigstack state to restore */ int sc_mask; /* signal mask to restore */ int sc_ir; /* pc */ int sc_psw; /* processor status word */ int sc_sp; /* stack pointer if sc_regs == NULL */ void *sc_regs; /* (kernel private) saved state */ }; #endif typedef struct TaskState { struct TaskState *next; int used; /* non zero if used */ uint8_t stack[0]; } __attribute__((aligned(16))) TaskState; void syscall_init(void); long do_mach_syscall(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3, uint32_t arg4, uint32_t arg5, uint32_t arg6, uint32_t arg7, uint32_t arg8); long do_thread_syscall(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3, uint32_t arg4, uint32_t arg5, uint32_t arg6, uint32_t arg7, uint32_t arg8); long do_unix_syscall(void *cpu_env, int num); int do_sigaction(int sig, const struct sigaction *act, struct sigaction *oact); int do_sigaltstack(const struct sigaltstack *ss, struct sigaltstack *oss); void gemu_log(const char *fmt, ...) __attribute__((format(printf,1,2))); void qerror(const char *fmt, ...); void write_dt(void *ptr, unsigned long addr, unsigned long limit, int flags); extern CPUState *global_env; void cpu_loop(CPUState *env); void init_paths(const char *prefix); const char *path(const char *pathname); #include "qemu-log.h" /* commpage.c */ void commpage_init(void); void do_commpage(void *cpu_env, int num, uint32_t arg1, uint32_t arg2, uint32_t arg3, uint32_t arg4, uint32_t arg5, uint32_t arg6, uint32_t arg7, uint32_t arg8); /* signal.c */ void process_pending_signals(void *cpu_env); void signal_init(void); int queue_signal(int sig, target_siginfo_t *info); void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info); void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo); long do_sigreturn(CPUState *env, int num); /* machload.c */ int mach_exec(const char * filename, char ** argv, char ** envp, struct target_pt_regs * regs); /* mmap.c */ int target_mprotect(unsigned long start, unsigned long len, int prot); long target_mmap(unsigned long start, unsigned long len, int prot, int flags, int fd, unsigned long offset); int target_munmap(unsigned long start, unsigned long len); long target_mremap(unsigned long old_addr, unsigned long old_size, unsigned long new_size, unsigned long flags, unsigned long new_addr); int target_msync(unsigned long start, unsigned long len, int flags); /* user access */ /* XXX: todo protect every memory access */ #define lock_user(x,y,z) (void*)(x) #define unlock_user(x,y,z) /* Mac OS X ABI arguments processing */ #ifdef TARGET_I386 static inline uint32_t get_int_arg(int *i, CPUX86State *cpu_env) { uint32_t *args = (uint32_t*)(cpu_env->regs[R_ESP] + 4 + *i); *i+=4; return tswap32(*args); } static inline uint64_t get_int64_arg(int *i, CPUX86State *cpu_env) { uint64_t *args = (uint64_t*)(cpu_env->regs[R_ESP] + 4 + *i); *i+=8; return tswap64(*args); } #elif defined(TARGET_PPC) static inline uint32_t get_int_arg(int *i, CPUPPCState *cpu_env) { /* XXX: won't work when args goes on stack after gpr10 */ uint32_t args = (uint32_t)(cpu_env->gpr[3+(*i & 0xff)/4]); *i+=4; return tswap32(args); } static inline uint64_t get_int64_arg(int *i, CPUPPCState *cpu_env) { /* XXX: won't work when args goes on stack after gpr10 */ uint64_t args = (uint64_t)(cpu_env->fpr[1+(*i >> 8)/8]); *i+=(8 << 8) + 8; return tswap64(args); } #endif #endif