kern_return_t thread_switch( mach_port_t thread, int option, mach_msg_timeout_t option_time) { kern_return_t result; result = syscall_thread_switch(thread, option, option_time); return result; }
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) { extern uint32_t mach_reply_port(); long ret = 0; arg1 = tswap32(arg1); arg2 = tswap32(arg2); arg3 = tswap32(arg3); arg4 = tswap32(arg4); arg5 = tswap32(arg5); arg6 = tswap32(arg6); arg7 = tswap32(arg7); arg8 = tswap32(arg8); DPRINTF("mach syscall %d : " , num); switch(num) { /* see xnu/osfmk/mach/syscall_sw.h */ case -26: DPRINTF("mach_reply_port()\n"); ret = mach_reply_port(); break; case -27: DPRINTF("mach_thread_self()\n"); ret = mach_thread_self(); break; case -28: DPRINTF("mach_task_self()\n"); ret = mach_task_self(); break; case -29: DPRINTF("mach_host_self()\n"); ret = mach_host_self(); break; case -31: DPRINTF("mach_msg_trap(0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x, 0x%x)\n", arg1, arg2, arg3, arg4, arg5, arg6, arg7); ret = target_mach_msg_trap((mach_msg_header_t *)arg1, arg2, arg3, arg4, arg5, arg6, arg7); break; /* may need more translation if target arch is different from host */ #if (defined(TARGET_I386) && defined(__i386__)) || (defined(TARGET_PPC) && defined(__ppc__)) case -33: DPRINTF("semaphore_signal_trap(0x%x)\n", arg1); ret = semaphore_signal_trap(arg1); break; case -34: DPRINTF("semaphore_signal_all_trap(0x%x)\n", arg1); ret = semaphore_signal_all_trap(arg1); break; case -35: DPRINTF("semaphore_signal_thread_trap(0x%x)\n", arg1, arg2); ret = semaphore_signal_thread_trap(arg1,arg2); break; #endif case -36: DPRINTF("semaphore_wait_trap(0x%x)\n", arg1); extern int semaphore_wait_trap(int); // XXX: is there any header for that? ret = semaphore_wait_trap(arg1); break; /* may need more translation if target arch is different from host */ #if (defined(TARGET_I386) && defined(__i386__)) || (defined(TARGET_PPC) && defined(__ppc__)) case -37: DPRINTF("semaphore_wait_signal_trap(0x%x, 0x%x)\n", arg1, arg2); ret = semaphore_wait_signal_trap(arg1,arg2); break; #endif case -43: DPRINTF("map_fd(0x%x, 0x%x, 0x%x, 0x%x, 0x%x)\n", arg1, arg2, arg3, arg4, arg5); ret = map_fd(arg1, arg2, (void*)arg3, arg4, arg5); tswap32s((uint32_t*)arg3); break; /* may need more translation if target arch is different from host */ #if (defined(TARGET_I386) && defined(__i386__)) || (defined(TARGET_PPC) && defined(__ppc__)) case -61: DPRINTF("syscall_thread_switch(0x%x, 0x%x, 0x%x)\n", arg1, arg2, arg3); ret = syscall_thread_switch(arg1, arg2, arg3); // just a hint to the scheduler; can drop? break; #endif case -89: DPRINTF("mach_timebase_info(0x%x)\n", arg1); struct mach_timebase_info info; ret = mach_timebase_info(&info); if(!is_error(ret)) { struct mach_timebase_info *outInfo = (void*)arg1; outInfo->numer = tswap32(info.numer); outInfo->denom = tswap32(info.denom); } break; case -90: DPRINTF("mach_wait_until()\n"); extern int mach_wait_until(uint64_t); // XXX: is there any header for that? ret = mach_wait_until(((uint64_t)arg2<<32) | (uint64_t)arg1); break; case -91: DPRINTF("mk_timer_create()\n"); extern int mk_timer_create(); // XXX: is there any header for that? ret = mk_timer_create(); break; case -92: DPRINTF("mk_timer_destroy()\n"); extern int mk_timer_destroy(int); // XXX: is there any header for that? ret = mk_timer_destroy(arg1); break; case -93: DPRINTF("mk_timer_create()\n"); extern int mk_timer_arm(int, uint64_t); // XXX: is there any header for that? ret = mk_timer_arm(arg1, ((uint64_t)arg3<<32) | (uint64_t)arg2); break; case -94: DPRINTF("mk_timer_cancel()\n"); extern int mk_timer_cancel(int, uint64_t *); // XXX: is there any header for that? ret = mk_timer_cancel(arg1, (uint64_t *)arg2); if((!is_error(ret)) && arg2) tswap64s((uint64_t *)arg2); break; default: gemu_log("qemu: Unsupported mach syscall: %d(0x%x)\n", num, num); gdb_handlesig (cpu_env, SIGTRAP); exit(0); break; } return ret; }