diff options
Diffstat (limited to 'linux-user')
| -rw-r--r-- | linux-user/Makefile.objs | 7 | ||||
| -rw-r--r-- | linux-user/arm/nwfpe/Makefile.objs | 2 | ||||
| -rw-r--r-- | linux-user/cpu-uname.c | 5 | ||||
| -rw-r--r-- | linux-user/elfload.c | 41 | ||||
| -rw-r--r-- | linux-user/main.c | 105 | ||||
| -rw-r--r-- | linux-user/openrisc/syscall.h | 24 | ||||
| -rw-r--r-- | linux-user/openrisc/syscall_nr.h | 506 | ||||
| -rw-r--r-- | linux-user/openrisc/target_signal.h | 26 | ||||
| -rw-r--r-- | linux-user/openrisc/termbits.h | 294 | ||||
| -rw-r--r-- | linux-user/signal.c | 241 | ||||
| -rw-r--r-- | linux-user/syscall.c | 4 | ||||
| -rw-r--r-- | linux-user/syscall_defs.h | 40 |
12 files changed, 1276 insertions, 19 deletions
diff --git a/linux-user/Makefile.objs b/linux-user/Makefile.objs new file mode 100644 index 0000000000..5899d72d3e --- /dev/null +++ b/linux-user/Makefile.objs @@ -0,0 +1,7 @@ +obj-y = main.o syscall.o strace.o mmap.o signal.o \ + elfload.o linuxload.o uaccess.o cpu-uname.o + +obj-$(TARGET_HAS_BFLT) += flatload.o +obj-$(TARGET_I386) += vm86.o +obj-$(TARGET_ARM) += arm/nwfpe/ +obj-$(TARGET_M68K) += m68k-sim.o diff --git a/linux-user/arm/nwfpe/Makefile.objs b/linux-user/arm/nwfpe/Makefile.objs new file mode 100644 index 0000000000..51b0c32c2a --- /dev/null +++ b/linux-user/arm/nwfpe/Makefile.objs @@ -0,0 +1,2 @@ +obj-y = fpa11.o fpa11_cpdo.o fpa11_cpdt.o fpa11_cprt.o fpopcode.o +obj-y += single_cpdo.o double_cpdo.o extended_cpdo.o diff --git a/linux-user/cpu-uname.c b/linux-user/cpu-uname.c index ddc37be4f9..59cd6477d5 100644 --- a/linux-user/cpu-uname.c +++ b/linux-user/cpu-uname.c @@ -35,10 +35,7 @@ const char *cpu_to_uname_machine(void *cpu_env) * armv7l; to get a list of CPU arch names from the linux source, use: * grep arch_name: -A1 linux/arch/arm/mm/proc-*.S * see arch/arm/kernel/setup.c: setup_processor() - * - * to test by CPU id, compare cpu_env->cp15.c0_cpuid to ARM_CPUID_* - * defines and to test by CPU feature, use arm_feature(cpu_env, - * ARM_FEATURE_*) */ + */ /* in theory, endianness is configurable on some ARM CPUs, but this isn't * used in user mode emulation */ diff --git a/linux-user/elfload.c b/linux-user/elfload.c index f3b1552e9e..6b622d4ff9 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -787,6 +787,47 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUMBState *env #endif /* TARGET_MICROBLAZE */ +#ifdef TARGET_OPENRISC + +#define ELF_START_MMAP 0x08000000 + +#define elf_check_arch(x) ((x) == EM_OPENRISC) + +#define ELF_ARCH EM_OPENRISC +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2MSB + +static inline void init_thread(struct target_pt_regs *regs, + struct image_info *infop) +{ + regs->pc = infop->entry; + regs->gpr[1] = infop->start_stack; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 8192 + +/* See linux kernel arch/openrisc/include/asm/elf.h. */ +#define ELF_NREG 34 /* gprs and pc, sr */ +typedef target_elf_greg_t target_elf_gregset_t[ELF_NREG]; + +static void elf_core_copy_regs(target_elf_gregset_t *regs, + const CPUOpenRISCState *env) +{ + int i; + + for (i = 0; i < 32; i++) { + (*regs)[i] = tswapl(env->gpr[i]); + } + + (*regs)[32] = tswapl(env->pc); + (*regs)[33] = tswapl(env->sr); +} +#define ELF_HWCAP 0 +#define ELF_PLATFORM NULL + +#endif /* TARGET_OPENRISC */ + #ifdef TARGET_SH4 #define ELF_START_MMAP 0x80000000 diff --git a/linux-user/main.c b/linux-user/main.c index 191b75060d..a0ab8e839c 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -1306,8 +1306,9 @@ do { \ fprintf(stderr, fmt , ## __VA_ARGS__); \ cpu_dump_state(env, stderr, fprintf, 0); \ qemu_log(fmt, ## __VA_ARGS__); \ - if (logfile) \ + if (qemu_log_enabled()) { \ log_cpu_state(env, 0); \ + } \ } while (0) static int do_store_exclusive(CPUPPCState *env) @@ -2305,6 +2306,93 @@ done_syscall: } #endif +#ifdef TARGET_OPENRISC + +void cpu_loop(CPUOpenRISCState *env) +{ + int trapnr, gdbsig; + + for (;;) { + trapnr = cpu_exec(env); + gdbsig = 0; + + switch (trapnr) { + case EXCP_RESET: + qemu_log("\nReset request, exit, pc is %#x\n", env->pc); + exit(1); + break; + case EXCP_BUSERR: + qemu_log("\nBus error, exit, pc is %#x\n", env->pc); + gdbsig = SIGBUS; + break; + case EXCP_DPF: + case EXCP_IPF: + cpu_dump_state(env, stderr, fprintf, 0); + gdbsig = TARGET_SIGSEGV; + break; + case EXCP_TICK: + qemu_log("\nTick time interrupt pc is %#x\n", env->pc); + break; + case EXCP_ALIGN: + qemu_log("\nAlignment pc is %#x\n", env->pc); + gdbsig = SIGBUS; + break; + case EXCP_ILLEGAL: + qemu_log("\nIllegal instructionpc is %#x\n", env->pc); + gdbsig = SIGILL; + break; + case EXCP_INT: + qemu_log("\nExternal interruptpc is %#x\n", env->pc); + break; + case EXCP_DTLBMISS: + case EXCP_ITLBMISS: + qemu_log("\nTLB miss\n"); + break; + case EXCP_RANGE: + qemu_log("\nRange\n"); + gdbsig = SIGSEGV; + break; + case EXCP_SYSCALL: + env->pc += 4; /* 0xc00; */ + env->gpr[11] = do_syscall(env, + env->gpr[11], /* return value */ + env->gpr[3], /* r3 - r7 are params */ + env->gpr[4], + env->gpr[5], + env->gpr[6], + env->gpr[7], + env->gpr[8], 0, 0); + break; + case EXCP_FPE: + qemu_log("\nFloating point error\n"); + break; + case EXCP_TRAP: + qemu_log("\nTrap\n"); + gdbsig = SIGTRAP; + break; + case EXCP_NR: + qemu_log("\nNR\n"); + break; + default: + qemu_log("\nqemu: unhandled CPU exception %#x - aborting\n", + trapnr); + cpu_dump_state(env, stderr, fprintf, 0); + gdbsig = TARGET_SIGILL; + break; + } + if (gdbsig) { + gdb_handlesig(env, gdbsig); + if (gdbsig != TARGET_SIGTRAP) { + exit(1); + } + } + + process_pending_signals(env); + } +} + +#endif /* TARGET_OPENRISC */ + #ifdef TARGET_SH4 void cpu_loop(CPUSH4State *env) { @@ -3385,6 +3473,8 @@ int main(int argc, char **argv, char **envp) #else cpu_model = "24Kf"; #endif +#elif defined TARGET_OPENRISC + cpu_model = "or1200"; #elif defined(TARGET_PPC) #ifdef TARGET_PPC64 cpu_model = "970fx"; @@ -3405,7 +3495,7 @@ int main(int argc, char **argv, char **envp) exit(1); } #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) - cpu_state_reset(env); + cpu_reset(ENV_GET_CPU(env)); #endif thread_env = env; @@ -3787,6 +3877,17 @@ int main(int argc, char **argv, char **envp) env->hflags |= MIPS_HFLAG_M16; } } +#elif defined(TARGET_OPENRISC) + { + int i; + + for (i = 0; i < 32; i++) { + env->gpr[i] = regs->gpr[i]; + } + + env->sr = regs->sr; + env->pc = regs->pc; + } #elif defined(TARGET_SH4) { int i; diff --git a/linux-user/openrisc/syscall.h b/linux-user/openrisc/syscall.h new file mode 100644 index 0000000000..bdbb577fc3 --- /dev/null +++ b/linux-user/openrisc/syscall.h @@ -0,0 +1,24 @@ +struct target_pt_regs { + union { + struct { + /* Named registers */ + uint32_t sr; /* Stored in place of r0 */ + target_ulong sp; /* r1 */ + }; + struct { + /* Old style */ + target_ulong offset[2]; + target_ulong gprs[30]; + }; + struct { + /* New style */ + target_ulong gpr[32]; + }; + }; + target_ulong pc; + target_ulong orig_gpr11; /* For restarting system calls */ + uint32_t syscallno; /* Syscall number (used by strace) */ + target_ulong dummy; /* Cheap alignment fix */ +}; + +#define UNAME_MACHINE "openrisc" diff --git a/linux-user/openrisc/syscall_nr.h b/linux-user/openrisc/syscall_nr.h new file mode 100644 index 0000000000..f4ac91ef71 --- /dev/null +++ b/linux-user/openrisc/syscall_nr.h @@ -0,0 +1,506 @@ +#define TARGET_NR_io_setup 0 +#define TARGET_NR_io_destroy 1 +#define TARGET_NR_io_submit 2 +#define TARGET_NR_io_cancel 3 +#define TARGET_NR_io_getevents 4 + +/* fs/xattr.c */ +#define TARGET_NR_setxattr 5 +#define TARGET_NR_lsetxattr 6 +#define TARGET_NR_fsetxattr 7 +#define TARGET_NR_getxattr 8 +#define TARGET_NR_lgetxattr 9 +#define TARGET_NR_fgetxattr 10 +#define TARGET_NR_listxattr 11 +#define TARGET_NR_llistxattr 12 +#define TARGET_NR_flistxattr 13 +#define TARGET_NR_removexattr 14 +#define TARGET_NR_lremovexattr 15 +#define TARGET_NR_fremovexattr 16 + +/* fs/dcache.c */ +#define TARGET_NR_getcwd 17 + +/* fs/cookies.c */ +#define TARGET_NR_lookup_dcookie 18 + +/* fs/eventfd.c */ +#define TARGET_NR_eventfd2 19 + +/* fs/eventpoll.c */ +#define TARGET_NR_epoll_create1 20 +#define TARGET_NR_epoll_ctl 21 +#define TARGET_NR_epoll_pwait 22 + +/* fs/fcntl.c */ +#define TARGET_NR_dup 23 +#define TARGET_NR_dup3 24 +#define TARGET_NR_3264_fcntl 25 + +/* fs/inotify_user.c */ +#define TARGET_NR_inotify_init1 26 +#define TARGET_NR_inotify_add_watch 27 +#define TARGET_NR_inotify_rm_watch 28 + +/* fs/ioctl.c */ +#define TARGET_NR_ioctl 29 + +/* fs/ioprio.c */ +#define TARGET_NR_ioprio_set 30 +#define TARGET_NR_ioprio_get 31 + +/* fs/locks.c */ +#define TARGET_NR_flock 32 + +/* fs/namei.c */ +#define TARGET_NR_mknodat 33 +#define TARGET_NR_mkdirat 34 +#define TARGET_NR_unlinkat 35 +#define TARGET_NR_symlinkat 36 +#define TARGET_NR_linkat 37 +#define TARGET_NR_renameat 38 + +/* fs/namespace.c */ +#define TARGET_NR_umount2 39 +#define TARGET_NR_mount 40 +#define TARGET_NR_pivot_root 41 + +/* fs/nfsctl.c */ +#define TARGET_NR_nfsservctl 42 + +/* fs/open.c */ +#define TARGET_NR_3264_statfs 43 +#define TARGET_NR_3264_fstatfs 44 +#define TARGET_NR_3264_truncate 45 +#define TARGET_NR_3264_ftruncate 46 + +#define TARGET_NR_fallocate 47 +#define TARGET_NR_faccessat 48 +#define TARGET_NR_chdir 49 +#define TARGET_NR_fchdir 50 +#define TARGET_NR_chroot 51 +#define TARGET_NR_fchmod 52 +#define TARGET_NR_fchmodat 53 +#define TARGET_NR_fchownat 54 +#define TARGET_NR_fchown 55 +#define TARGET_NR_openat 56 +#define TARGET_NR_close 57 +#define TARGET_NR_vhangup 58 + +/* fs/pipe.c */ +#define TARGET_NR_pipe2 59 + +/* fs/quota.c */ +#define TARGET_NR_quotactl 60 + +/* fs/readdir.c */ +#define TARGET_NR_getdents64 61 + +/* fs/read_write.c */ +#define TARGET_NR_3264_lseek 62 +#define TARGET_NR_read 63 +#define TARGET_NR_write 64 +#define TARGET_NR_readv 65 +#define TARGET_NR_writev 66 +#define TARGET_NR_pread64 67 +#define TARGET_NR_pwrite64 68 +#define TARGET_NR_preadv 69 +#define TARGET_NR_pwritev 70 + +/* fs/sendfile.c */ +#define TARGET_NR_3264_sendfile 71 + +/* fs/select.c */ +#define TARGET_NR_pselect6 72 +#define TARGET_NR_ppoll 73 + +/* fs/signalfd.c */ +#define TARGET_NR_signalfd4 74 + +/* fs/splice.c */ +#define TARGET_NR_vmsplice 75 +#define TARGET_NR_splice 76 +#define TARGET_NR_tee 77 + +/* fs/stat.c */ +#define TARGET_NR_readlinkat 78 +#define TARGET_NR_3264_fstatat 79 +#define TARGET_NR_3264_fstat 80 + +/* fs/sync.c */ +#define TARGET_NR_sync 81 +#define TARGET_NR_fsync 82 +#define TARGET_NR_fdatasync 83 + +#ifdef __ARCH_WANT_SYNC_FILE_RANGE2 +#define TARGET_NR_sync_file_range2 84 +#else +#define TARGET_NR_sync_file_range 84 +#endif + +/* fs/timerfd.c */ +#define TARGET_NR_timerfd_create 85 +#define TARGET_NR_timerfd_settime 86 +#define TARGET_NR_timerfd_gettime 87 + +/* fs/utimes.c */ +#define TARGET_NR_utimensat 88 + +/* kernel/acct.c */ +#define TARGET_NR_acct 89 + +/* kernel/capability.c */ +#define TARGET_NR_capget 90 +#define TARGET_NR_capset 91 + +/* kernel/exec_domain.c */ +#define TARGET_NR_personality 92 + +/* kernel/exit.c */ +#define TARGET_NR_exit 93 +#define TARGET_NR_exit_group 94 +#define TARGET_NR_waitid 95 + +/* kernel/fork.c */ +#define TARGET_NR_set_tid_address 96 +#define TARGET_NR_unshare 97 + +/* kernel/futex.c */ +#define TARGET_NR_futex 98 +#define TARGET_NR_set_robust_list 99 +#define TARGET_NR_get_robust_list 100 + +/* kernel/hrtimer.c */ +#define TARGET_NR_nanosleep 101 + +/* kernel/itimer.c */ +#define TARGET_NR_getitimer 102 +#define TARGET_NR_setitimer 103 + +/* kernel/kexec.c */ +#define TARGET_NR_kexec_load 104 + +/* kernel/module.c */ +#define TARGET_NR_init_module 105 +#define TARGET_NR_delete_module 106 + +/* kernel/posix-timers.c */ +#define TARGET_NR_timer_create 107 +#define TARGET_NR_timer_gettime 108 +#define TARGET_NR_timer_getoverrun 109 +#define TARGET_NR_timer_settime 110 +#define TARGET_NR_timer_delete 111 +#define TARGET_NR_clock_settime 112 +#define TARGET_NR_clock_gettime 113 +#define TARGET_NR_clock_getres 114 +#define TARGET_NR_clock_nanosleep 115 + +/* kernel/printk.c */ +#define TARGET_NR_syslog 116 + +/* kernel/ptrace.c */ +#define TARGET_NR_ptrace 117 + +/* kernel/sched.c */ +#define TARGET_NR_sched_setparam 118 +#define TARGET_NR_sched_setscheduler 119 +#define TARGET_NR_sched_getscheduler 120 +#define TARGET_NR_sched_getparam 121 +#define TARGET_NR_sched_setaffinity 122 +#define TARGET_NR_sched_getaffinity 123 +#define TARGET_NR_sched_yield 124 +#define TARGET_NR_sched_get_priority_max 125 +#define TARGET_NR_sched_get_priority_min 126 +#define TARGET_NR_sched_rr_get_interval 127 + +/* kernel/signal.c */ +#define TARGET_NR_restart_syscall 128 +#define TARGET_NR_kill 129 +#define TARGET_NR_tkill 130 +#define TARGET_NR_tgkill 131 +#define TARGET_NR_sigaltstack 132 +#define TARGET_NR_rt_sigsuspend 133 +#define TARGET_NR_rt_sigaction 134 +#define TARGET_NR_rt_sigprocmask 135 +#define TARGET_NR_rt_sigpending 136 +#define TARGET_NR_rt_sigtimedwait 137 +#define TARGET_NR_rt_sigqueueinfo 138 +#define TARGET_NR_rt_sigreturn 139 + +/* kernel/sys.c */ +#define TARGET_NR_setpriority 140 +#define TARGET_NR_getpriority 141 +#define TARGET_NR_reboot 142 +#define TARGET_NR_setregid 143 +#define TARGET_NR_setgid 144 +#define TARGET_NR_setreuid 145 +#define TARGET_NR_setuid 146 +#define TARGET_NR_setresuid 147 +#define TARGET_NR_getresuid 148 +#define TARGET_NR_setresgid 149 +#define TARGET_NR_getresgid 150 +#define TARGET_NR_setfsuid 151 +#define TARGET_NR_setfsgid 152 +#define TARGET_NR_times 153 +#define TARGET_NR_setpgid 154 +#define TARGET_NR_getpgid 155 +#define TARGET_NR_getsid 156 +#define TARGET_NR_setsid 157 +#define TARGET_NR_getgroups 158 +#define TARGET_NR_setgroups 159 +#define TARGET_NR_uname 160 +#define TARGET_NR_sethostname 161 +#define TARGET_NR_setdomainname 162 +#define TARGET_NR_getrlimit 163 +#define TARGET_NR_setrlimit 164 +#define TARGET_NR_getrusage 165 +#define TARGET_NR_umask 166 +#define TARGET_NR_prctl 167 +#define TARGET_NR_getcpu 168 + +/* kernel/time.c */ +#define TARGET_NR_gettimeofday 169 +#define TARGET_NR_settimeofday 170 +#define TARGET_NR_adjtimex 171 + +/* kernel/timer.c */ +#define TARGET_NR_getpid 172 +#define TARGET_NR_getppid 173 +#define TARGET_NR_getuid 174 +#define TARGET_NR_geteuid 175 +#define TARGET_NR_getgid 176 +#define TARGET_NR_getegid 177 +#define TARGET_NR_gettid 178 +#define TARGET_NR_sysinfo 179 + +/* ipc/mqueue.c */ +#define TARGET_NR_mq_open 180 +#define TARGET_NR_mq_unlink 181 +#define TARGET_NR_mq_timedsend 182 +#define TARGET_NR_mq_timedreceive 183 +#define TARGET_NR_mq_notify 184 +#define TARGET_NR_mq_getsetattr 185 + +/* ipc/msg.c */ +#define TARGET_NR_msgget 186 +#define TARGET_NR_msgctl 187 +#define TARGET_NR_msgrcv 188 +#define TARGET_NR_msgsnd 189 + +/* ipc/sem.c */ +#define TARGET_NR_semget 190 +#define TARGET_NR_semctl 191 +#define TARGET_NR_semtimedop 192 +#define TARGET_NR_semop 193 + +/* ipc/shm.c */ +#define TARGET_NR_shmget 194 +#define TARGET_NR_shmctl 195 +#define TARGET_NR_shmat 196 +#define TARGET_NR_shmdt 197 + +/* net/socket.c */ +#define TARGET_NR_socket 198 +#define TARGET_NR_socketpair 199 +#define TARGET_NR_bind 200 +#define TARGET_NR_listen 201 +#define TARGET_NR_accept 202 +#define TARGET_NR_connect 203 +#define TARGET_NR_getsockname 204 +#define TARGET_NR_getpeername 205 +#define TARGET_NR_sendto 206 +#define TARGET_NR_recvfrom 207 +#define TARGET_NR_setsockopt 208 +#define TARGET_NR_getsockopt 209 +#define TARGET_NR_shutdown 210 +#define TARGET_NR_sendmsg 211 +#define TARGET_NR_recvmsg 212 + +/* mm/filemap.c */ +#define TARGET_NR_readahead 213 + +/* mm/nommu.c, also with MMU */ +#define TARGET_NR_brk 214 +#define TARGET_NR_munmap 215 +#define TARGET_NR_mremap 216 + +/* security/keys/keyctl.c */ +#define TARGET_NR_add_key 217 +#define TARGET_NR_request_key 218 +#define TARGET_NR_keyctl 219 + +/* arch/example/kernel/sys_example.c */ +#define TARGET_NR_clone 220 +#define TARGET_NR_execve 221 + +#define TARGET_NR_3264_mmap 222 +/* mm/fadvise.c */ +#define TARGET_NR_3264_fadvise64 223 + +/* mm/, CONFIG_MMU only */ +#ifndef __ARCH_NOMMU +#define TARGET_NR_swapon 224 +#define TARGET_NR_swapoff 225 +#define TARGET_NR_mprotect 226 +#define TARGET_NR_msync 227 +#define TARGET_NR_mlock 228 +#define TARGET_NR_munlock 229 +#define TARGET_NR_mlockall 230 +#define TARGET_NR_munlockall 231 +#define TARGET_NR_mincore 232 +#define TARGET_NR_madvise 233 +#define TARGET_NR_remap_file_pages 234 +#define TARGET_NR_mbind 235 +#define TARGET_NR_get_mempolicy 236 +#define TARGET_NR_set_mempolicy 237 +#define TARGET_NR_migrate_pages 238 +#define TARGET_NR_move_pages 239 +#endif + +#define TARGET_NR_rt_tgsigqueueinfo 240 +#define TARGET_NR_perf_event_open 241 +#define TARGET_NR_accept4 242 +#define TARGET_NR_recvmmsg 243 + +/* + * Architectures may provide up to 16 syscalls of their own + * starting with this value. + */ +#define TARGET_NR_arch_specific_syscall 244 + +#define TARGET_NR_wait4 260 +#define TARGET_NR_prlimit64 261 +#define TARGET_NR_fanotify_init 262 +#define TARGET_NR_fanotify_mark 263 +#define TARGET_NR_name_to_handle_at 264 +#define TARGET_NR_open_by_handle_at 265 +#define TARGET_NR_clock_adjtime 266 +#define TARGET_NR_syncfs 267 +#define TARGET_NR_setns 268 +#define TARGET_NR_sendmmsg 269 + +#undef TARGET_NR_syscalls +#define TARGET_NR_syscalls 270 + +/* + * All syscalls below here should go away really, + * these are provided for both review and as a porting + * help for the C library version. +* + * Last chance: are any of these important enough to + * enable by default? + */ +#define TARGET_NR_open 1024 +#define TARGET_NR_link 1025 +#define TARGET_NR_unlink 1026 +#define TARGET_NR_mknod 1027 +#define TARGET_NR_chmod 1028 +#define TARGET_NR_chown 1029 +#define TARGET_NR_mkdir 1030 +#define TARGET_NR_rmdir 1031 +#define TARGET_NR_lchown 1032 +#define TARGET_NR_access 1033 +#define TARGET_NR_rename 1034 +#define TARGET_NR_readlink 1035 +#define TARGET_NR_symlink 1036 +#define TARGET_NR_utimes 1037 +#define TARGET_NR_3264_stat 1038 +#define TARGET_NR_3264_lstat 1039 + +#undef TARGET_NR_syscalls +#define TARGET_NR_syscalls (TARGET_NR_3264_lstat+1) + +#define TARGET_NR_pipe 1040 +#define TARGET_NR_dup2 1041 +#define TARGET_NR_epoll_create 1042 +#define TARGET_NR_inotify_init 1043 +#define TARGET_NR_eventfd 1044 +#define TARGET_NR_signalfd 1045 + +#undef TARGET_NR_syscalls +#define TARGET_NR_syscalls (TARGET_NR_signalfd+1) + + +#define TARGET_NR_sendfile 1046 +#define TARGET_NR_ftruncate 1047 +#define TARGET_NR_truncate 1048 +#define TARGET_NR_stat 1049 +#define TARGET_NR_lstat 1050 +#define TARGET_NR_fstat 1051 +#define TARGET_NR_fcntl 1052 +#define TARGET_NR_fadvise64 1053 +#define __ARCH_WANT_SYS_FADVISE64 +#define TARGET_NR_newfstatat 1054 +#define __ARCH_WANT_SYS_NEWFSTATAT +#define TARGET_NR_fstatfs 1055 +#define TARGET_NR_statfs 1056 +#define TARGET_NR_lseek 1057 +#define TARGET_NR_mmap 1058 + +#undef TARGET_NR_syscalls +#define TARGET_NR_syscalls (TARGET_NR_mmap+1) + +#define TARGET_NR_alarm 1059 +#define __ARCH_WANT_SYS_ALARM +#define TARGET_NR_getpgrp 1060 +#define __ARCH_WANT_SYS_GETPGRP +#define TARGET_NR_pause 1061 +#define __ARCH_WANT_SYS_PAUSE +#define TARGET_NR_time 1062 +#define __ARCH_WANT_SYS_TIME +#define __ARCH_WANT_COMPAT_SYS_TIME +#define TARGET_NR_utime 1063 +#define __ARCH_WANT_SYS_UTIME + +#define TARGET_NR_creat 1064 +#define TARGET_NR_getdents 1065 +#define __ARCH_WANT_SYS_GETDENTS +#define TARGET_NR_futimesat 1066 +#define TARGET_NR_select 1067 +#define __ARCH_WANT_SYS_SELECT +#define TARGET_NR_poll 1068 +#define TARGET_NR_epoll_wait 1069 +#define TARGET_NR_ustat 1070 +#define TARGET_NR_vfork 1071 +#define TARGET_NR_oldwait4 1072 +#define TARGET_NR_recv 1073 +#define TARGET_NR_send 1074 +#define TARGET_NR_bdflush 1075 +#define TARGET_NR_umount 1076 +#define __ARCH_WANT_SYS_OLDUMOUNT +#define TARGET_NR_uselib 1077 +#define TARGET_NR__sysctl 1078 + +#define TARGET_NR_fork 1079 + +#undef TARGET_NR_syscalls +#define TARGET_NR_syscalls (TARGET_NR_fork+1) + + +/* + * 32 bit systems traditionally used different + * syscalls for off_t and loff_t arguments, while + * 64 bit systems only need the off_t version. + * For new 32 bit platforms, there is no need to + * implement the old 32 bit off_t syscalls, so + * they take different names. + * Here we map the numbers so that both versions + * use the same syscall table layout. + */ + +#define TARGET_NR_fcntl64 TARGET_NR_3264_fcntl +#define TARGET_NR_statfs64 TARGET_NR_3264_statfs +#define TARGET_NR_fstatfs64 TARGET_NR_3264_fstatfs +#define TARGET_NR_truncate64 TARGET_NR_3264_truncate +#define TARGET_NR_ftruncate64 TARGET_NR_3264_ftruncate +#define TARGET_NR_llseek TARGET_NR_3264_lseek +#define TARGET_NR_sendfile64 TARGET_NR_3264_sendfile +#define TARGET_NR_fstatat64 TARGET_NR_3264_fstatat +#define TARGET_NR_fstat64 TARGET_NR_3264_fstat +#define TARGET_NR_mmap2 TARGET_NR_3264_mmap +#define TARGET_NR_fadvise64_64 TARGET_NR_3264_fadvise64 + +#ifdef TARGET_NR_3264_stat +#define TARGET_NR_stat64 TARGET_NR_3264_stat +#define TARGET_NR_lstat64 TARGET_NR_3264_lstat +#endif diff --git a/linux-user/openrisc/target_signal.h b/linux-user/openrisc/target_signal.h new file mode 100644 index 0000000000..964aed69f1 --- /dev/null +++ b/linux-user/openrisc/target_signal.h @@ -0,0 +1,26 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_long ss_sp; + abi_ulong ss_size; + abi_long ss_flags; +} target_stack_t; + +/* sigaltstack controls */ +#define TARGET_SS_ONSTACK 1 +#define TARGET_SS_DISABLE 2 + +#define TARGET_MINSIGSTKSZ 2048 +#define TARGET_SIGSTKSZ 8192 + +static inline abi_ulong get_sp_from_cpustate(CPUOpenRISCState *state) +{ + return state->gpr[1]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/linux-user/openrisc/termbits.h b/linux-user/openrisc/termbits.h new file mode 100644 index 0000000000..373af77215 --- /dev/null +++ b/linux-user/openrisc/termbits.h @@ -0,0 +1,294 @@ +typedef unsigned char target_openrisc_cc; /*cc_t*/ +typedef unsigned int target_openrisc_speed; /*speed_t*/ +typedef unsigned int target_openrisc_tcflag; /*tcflag_t*/ + +#define TARGET_NCCS 19 +struct target_termios { + target_openrisc_tcflag c_iflag; /* input mode flags */ + target_openrisc_tcflag c_oflag; /* output mode flags */ + target_openrisc_tcflag c_cflag; /* control mode flags */ + target_openrisc_tcflag c_lflag; /* local mode flags */ + target_openrisc_cc c_line; /* line discipline */ + target_openrisc_cc c_cc[TARGET_NCCS]; /* control characters */ +}; + +struct target_termios2 { + target_openrisc_tcflag c_iflag; /* input mode flags */ + target_openrisc_tcflag c_oflag; /* output mode flags */ + target_openrisc_tcflag c_cflag; /* control mode flags */ + target_openrisc_tcflag c_lflag; /* local mode flags */ + target_openrisc_cc c_line; /* line discipline */ + target_openrisc_cc c_cc[TARGET_NCCS]; /* control characters */ + target_openrisc_speed c_ispeed; /* input speed */ + target_openrisc_speed c_ospeed; /* output speed */ +}; + +struct target_termios3 { + target_openrisc_tcflag c_iflag; /* input mode flags */ + target_openrisc_tcflag c_oflag; /* output mode flags */ + target_openrisc_tcflag c_cflag; /* control mode flags */ + target_openrisc_tcflag c_lflag; /* local mode flags */ + target_openrisc_cc c_line; /* line discipline */ + target_openrisc_cc c_cc[TARGET_NCCS]; /* control characters */ + target_openrisc_speed c_ispeed; /* input speed */ + target_openrisc_speed c_ospeed; /* output speed */ +}; + +/* c_cc characters */ +#define TARGET_VINTR 0 +#define TARGET_VQUIT 1 +#define TARGET_VERASE 2 +#define TARGET_VKILL 3 +#define TARGET_VEOF 4 +#define TARGET_VTIME 5 +#define TARGET_VMIN 6 +#define TARGET_VSWTC 7 +#define TARGET_VSTART 8 +#define TARGET_VSTOP 9 +#define TARGET_VSUSP 10 +#define TARGET_VEOL 11 +#define TARGET_VREPRINT 12 +#define TARGET_VDISCARD 13 +#define TARGET_VWERASE 14 +#define TARGET_VLNEXT 15 +#define TARGET_VEOL2 16 + +/* c_iflag bits */ +#define TARGET_IGNBRK 0000001 +#define TARGET_BRKINT 0000002 +#define TARGET_IGNPAR 0000004 +#define TARGET_PARMRK 0000010 +#define TARGET_INPCK 0000020 +#define TARGET_ISTRIP 0000040 +#define TARGET_INLCR 0000100 +#define TARGET_IGNCR 0000200 +#define TARGET_ICRNL 0000400 +#define TARGET_IUCLC 0001000 +#define TARGET_IXON 0002000 +#define TARGET_IXANY 0004000 +#define TARGET_IXOFF 0010000 +#define TARGET_IMAXBEL 0020000 +#define TARGET_IUTF8 0040000 + +/* c_oflag bits */ +#define TARGET_OPOST 0000001 +#define TARGET_OLCUC 0000002 +#define TARGET_ONLCR 0000004 +#define TARGET_OCRNL 0000010 +#define TARGET_ONOCR 0000020 +#define TARGET_ONLRET 0000040 +#define TARGET_OFILL 0000100 +#define TARGET_OFDEL 0000200 +#define TARGET_NLDLY 0000400 +#define TARGET_NL0 0000000 +#define TARGET_NL1 0000400 +#define TARGET_CRDLY 0003000 +#define TARGET_CR0 0000000 +#define TARGET_CR1 0001000 +#define TARGET_CR2 0002000 +#define TARGET_CR3 0003000 +#define TARGET_TABDLY 0014000 +#define TARGET_TAB0 0000000 +#define TARGET_TAB1 0004000 +#define TARGET_TAB2 0010000 +#define TARGET_TAB3 0014000 +#define TARGET_XTABS 0014000 +#define TARGET_BSDLY 0020000 +#define TARGET_BS0 0000000 +#define TARGET_BS1 0020000 +#define TARGET_VTDLY 0040000 +#define TARGET_VT0 0000000 +#define TARGET_VT1 0040000 +#define TARGET_FFDLY 0100000 +#define TARGET_FF0 0000000 +#define TARGET_FF1 0100000 + +/* c_cflag bit meaning */ +#define TARGET_CBAUD 0010017 +#define TARGET_B0 0000000 /* hang up */ +#define TARGET_B50 0000001 +#define TARGET_B75 0000002 +#define TARGET_B110 0000003 +#define TARGET_B134 0000004 +#define TARGET_B150 0000005 +#define TARGET_B200 0000006 +#define TARGET_B300 0000007 +#define TARGET_B600 0000010 +#define TARGET_B1200 0000011 +#define TARGET_B1800 0000012 +#define TARGET_B2400 0000013 +#define TARGET_B4800 0000014 +#define TARGET_B9600 0000015 +#define TARGET_B19200 0000016 +#define TARGET_B38400 0000017 +#define TARGET_EXTA B19200 +#define TARGET_EXTB B38400 +#define TARGET_CSIZE 0000060 +#define TARGET_CS5 0000000 +#define TARGET_CS6 0000020 +#define TARGET_CS7 0000040 +#define TARGET_CS8 0000060 +#define TARGET_CSTOPB 0000100 +#define TARGET_CREAD 0000200 +#define TARGET_PARENB 0000400 +#define TARGET_PARODD 0001000 +#define TARGET_HUPCL 0002000 +#define TARGET_CLOCAL 0004000 +#define TARGET_CBAUDEX 0010000 +#define TARGET_BOTHER 0010000 +#define TARGET_B57600 0010001 +#define TARGET_B115200 0010002 +#define TARGET_B230400 0010003 +#define TARGET_B460800 0010004 +#define TARGET_B500000 0010005 +#define TARGET_B576000 0010006 +#define TARGET_B921600 0010007 +#define TARGET_B1000000 0010010 +#define TARGET_B1152000 0010011 +#define TARGET_B1500000 0010012 +#define TARGET_B2000000 0010013 +#define TARGET_B2500000 0010014 +#define TARGET_B3000000 0010015 +#define TARGET_B3500000 0010016 +#define TARGET_B4000000 0010017 +#define TARGET_CIBAUD 002003600000 /* input baud rate */ +#define TARGET_CMSPAR 010000000000 /* mark or space (stick) parity */ +#define TARGET_CRTSCTS 020000000000 /* flow control */ + +#define TARGET_IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ + +/* c_lflag bits */ +#define TARGET_ISIG 0000001 +#define TARGET_ICANON 0000002 +#define TARGET_XCASE 0000004 +#define TARGET_ECHO 0000010 +#define TARGET_ECHOE 0000020 +#define TARGET_ECHOK 0000040 +#define TARGET_ECHONL 0000100 +#define TARGET_NOFLSH 0000200 +#define TARGET_TOSTOP 0000400 +#define TARGET_ECHOCTL 0001000 +#define TARGET_ECHOPRT 0002000 +#define TARGET_ECHOKE 0004000 +#define TARGET_FLUSHO 0010000 +#define TARGET_PENDIN 0040000 +#define TARGET_IEXTEN 0100000 +#define TARGET_EXTPROC 0200000 + +/* tcflow() and TCXONC use these */ +#define TARGET_TCOOFF 0 +#define TARGET_TCOON 1 +#define TARGET_TCIOFF 2 +#define TARGET_TCION 3 + +/* tcflush() and TCFLSH use these */ +#define TARGET_TCIFLUSH 0 +#define TARGET_TCOFLUSH 1 +#define TARGET_TCIOFLUSH 2 + +/* tcsetattr uses these */ +#define TARGET_TCSANOW 0 +#define TARGET_TCSADRAIN 1 +#define TARGET_TCSAFLUSH 2 + +/* ioctls */ +#define TARGET_TCGETS 0x5401 +#define TARGET_TCSETS 0x5402 +#define TARGET_TCSETSW 0x5403 +#define TARGET_TCSETSF 0x5404 +#define TARGET_TCGETA 0x5405 +#define TARGET_TCSETA 0x5406 +#define TARGET_TCSETAW 0x5407 +#define TARGET_TCSETAF 0x5408 +#define TARGET_TCSBRK 0x5409 +#define TARGET_TCXONC 0x540A +#define TARGET_TCFLSH 0x540B +#define TARGET_TIOCEXCL 0x540C +#define TARGET_TIOCNXCL 0x540D +#define TARGET_TIOCSCTTY 0x540E +#define TARGET_TIOCGPGRP 0x540F +#define TARGET_TIOCSPGRP 0x5410 +#define TARGET_TIOCOUTQ 0x5411 +#define TARGET_TIOCSTI 0x5412 +#define TARGET_TIOCGWINSZ 0x5413 +#define TARGET_TIOCSWINSZ 0x5414 +#define TARGET_TIOCMGET 0x5415 +#define TARGET_TIOCMBIS 0x5416 +#define TARGET_TIOCMBIC 0x5417 +#define TARGET_TIOCMSET 0x5418 +#define TARGET_TIOCGSOFTCAR 0x5419 +#define TARGET_TIOCSSOFTCAR 0x541A +#define TARGET_FIONREAD 0x541B +#define TARGET_TIOCINQ FIONREAD +#define TARGET_TIOCLINUX 0x541C +#define TARGET_TIOCCONS 0x541D +#define TARGET_TIOCGSERIAL 0x541E +#define TARGET_TIOCSSERIAL 0x541F +#define TARGET_TIOCPKT 0x5420 +#define TARGET_FIONBIO 0x5421 +#define TARGET_TIOCNOTTY 0x5422 +#define TARGET_TIOCSETD 0x5423 +#define TARGET_TIOCGETD 0x5424 +#define TARGET_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ +#define TARGET_TIOCSBRK 0x5427 /* BSD compatibility */ +#define TARGET_TIOCCBRK 0x5428 /* BSD compatibility */ +#define TARGET_TIOCGSID 0x5429 /* Return the session ID of FD */ +#define TARGET_TCGETS2 TARGET_IOR('T', 0x2A, struct termios2) +#define TARGET_TCSETS2 TARGET_IOW('T', 0x2B, struct termios2) +#define TARGET_TCSETSW2 TARGET_IOW('T', 0x2C, struct termios2) +#define TARGET_TCSETSF2 TARGET_IOW('T', 0x2D, struct termios2) +#define TARGET_TIOCGRS485 0x542E +#ifndef TARGET_TIOCSRS485 +#define TARGET_TIOCSRS485 0x542F +#endif +/* Get Pty Number (of pty-mux device) */ +#define TARGET_TIOCGPTN TARGET_IOR('T', 0x30, unsigned int) +/* Lock/unlock Pty */ +#define TARGET_TIOCSPTLCK TARGET_IOW('T', 0x31, int) +/* Get primary device node of /dev/console */ +#define TARGET_TIOCGDEV TARGET_IOR('T', 0x32, unsigned int) +#define TARGET_TCGETX 0x5432 /* SYS5 TCGETX compatibility */ +#define TARGET_TCSETX 0x5433 +#define TARGET_TCSETXF 0x5434 +#define TARGET_TCSETXW 0x5435 +/* pty: generate signal */ +#define TARGET_TIOCSIG TARGET_IOW('T', 0x36, int) +#define TARGET_TIOCVHANGUP 0x5437 + +#define TARGET_FIONCLEX 0x5450 +#define TARGET_FIOCLEX 0x5451 +#define TARGET_FIOASYNC 0x5452 +#define TARGET_TIOCSERCONFIG 0x5453 +#define TARGET_TIOCSERGWILD 0x5454 +#define TARGET_TIOCSERSWILD 0x5455 +#define TARGET_TIOCGLCKTRMIOS 0x5456 +#define TARGET_TIOCSLCKTRMIOS 0x5457 +#define TARGET_TIOCSERGSTRUCT 0x5458 /* For debugging only */ +#define TARGET_TIOCSERGETLSR 0x5459 /* Get line status register */ +#define TARGET_TIOCSERGETMULTI 0x545A /* Get multiport config */ +#define TARGET_TIOCSERSETMULTI 0x545B /* Set multiport config */ + +/* wait for a change on serial input line(s) */ +#define TARGET_TIOCMIWAIT 0x545C +/* read serial port inline interrupt counts */ +#define TARGET_TIOCGICOUNT 0x545D + +/* + * Some arches already define TARGET_FIOQSIZE due to a historical + * conflict with a Hayes modem-specific ioctl value. + */ +#ifndef TARGET_FIOQSIZE +#define TARGET_FIOQSIZE 0x5460 +#endif + +/* Used for packet mode */ +#define TARGET_TIOCPKT_DATA 0 +#define TARGET_TIOCPKT_FLUSHREAD 1 +#define TARGET_TIOCPKT_FLUSHWRITE 2 +#define TARGET_TIOCPKT_STOP 4 +#define TARGET_TIOCPKT_START 8 +#define TARGET_TIOCPKT_NOSTOP 16 +#define TARGET_TIOCPKT_DOSTOP 32 +#define TARGET_TIOCPKT_IOCTL 64 + +#define TARGET_TIOCSER_TEMT 0x01 /* Transmitter physically empty */ diff --git a/linux-user/signal.c b/linux-user/signal.c index b1e139d6fd..97f30d9547 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -3629,6 +3629,235 @@ long do_rt_sigreturn(CPUCRISState *env) return -TARGET_ENOSYS; } +#elif defined(TARGET_OPENRISC) + +struct target_sigcontext { + struct target_pt_regs regs; + abi_ulong oldmask; + abi_ulong usp; +}; + +struct target_ucontext { + abi_ulong tuc_flags; + abi_ulong tuc_link; + target_stack_t tuc_stack; + struct target_sigcontext tuc_mcontext; + target_sigset_t tuc_sigmask; /* mask last for extensibility */ +}; + +struct target_rt_sigframe { + abi_ulong pinfo; + uint64_t puc; + struct target_siginfo info; + struct target_sigcontext sc; + struct target_ucontext uc; + unsigned char retcode[16]; /* trampoline code */ +}; + +/* This is the asm-generic/ucontext.h version */ +#if 0 +static int restore_sigcontext(CPUOpenRISCState *regs, + struct target_sigcontext *sc) +{ + unsigned int err = 0; + unsigned long old_usp; + + /* Alwys make any pending restarted system call return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + + /* restore the regs from &sc->regs (same as sc, since regs is first) + * (sc is already checked for VERIFY_READ since the sigframe was + * checked in sys_sigreturn previously) + */ + + if (copy_from_user(regs, &sc, sizeof(struct target_pt_regs))) { + goto badframe; + } + + /* make sure the U-flag is set so user-mode cannot fool us */ + + regs->sr &= ~SR_SM; + + /* restore the old USP as it was before we stacked the sc etc. + * (we cannot just pop the sigcontext since we aligned the sp and + * stuff after pushing it) + */ + + err |= __get_user(old_usp, &sc->usp); + phx_signal("old_usp 0x%lx", old_usp); + + __PHX__ REALLY /* ??? */ + wrusp(old_usp); + regs->gpr[1] = old_usp; + + /* TODO: the other ports use regs->orig_XX to disable syscall checks + * after this completes, but we don't use that mechanism. maybe we can + * use it now ? + */ + + return err; + +badframe: + return 1; +} +#endif + +/* Set up a signal frame. */ + +static int setup_sigcontext(struct target_sigcontext *sc, + CPUOpenRISCState *regs, + unsigned long mask) +{ + int err = 0; + unsigned long usp = regs->gpr[1]; + + /* copy the regs. they are first in sc so we can use sc directly */ + + /*err |= copy_to_user(&sc, regs, sizeof(struct target_pt_regs));*/ + + /* Set the frametype to CRIS_FRAME_NORMAL for the execution of + the signal handler. The frametype will be restored to its previous + value in restore_sigcontext. */ + /*regs->frametype = CRIS_FRAME_NORMAL;*/ + + /* then some other stuff */ + err |= __put_user(mask, &sc->oldmask); + err |= __put_user(usp, &sc->usp); return err; +} + +static inline unsigned long align_sigframe(unsigned long sp) +{ + unsigned long i; + i = sp & ~3UL; + return i; +} + +static inline abi_ulong get_sigframe(struct target_sigaction *ka, + CPUOpenRISCState *regs, + size_t frame_size) +{ + unsigned long sp = regs->gpr[1]; + int onsigstack = on_sig_stack(sp); + + /* redzone */ + /* This is the X/Open sanctioned signal stack switching. */ + if ((ka->sa_flags & SA_ONSTACK) != 0 && !onsigstack) { + sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size; + } + + sp = align_sigframe(sp - frame_size); + + /* + * If we are on the alternate signal stack and would overflow it, don't. + * Return an always-bogus address instead so we will die with SIGSEGV. + */ + + if (onsigstack && !likely(on_sig_stack(sp))) { + return -1L; + } + + return sp; +} + +static void setup_frame(int sig, struct target_sigaction *ka, + target_sigset_t *set, CPUOpenRISCState *env) +{ + qemu_log("Not implement.\n"); +} + +static void setup_rt_frame(int sig, struct target_sigaction *ka, + target_siginfo_t *info, + target_sigset_t *set, CPUOpenRISCState *env) +{ + int err = 0; + abi_ulong frame_addr; + unsigned long return_ip; + struct target_rt_sigframe *frame; + abi_ulong info_addr, uc_addr; + + frame_addr = get_sigframe(ka, env, sizeof *frame); + + frame_addr = get_sigframe(ka, env, sizeof(*frame)); + if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { + goto give_sigsegv; + } + + info_addr = frame_addr + offsetof(struct target_rt_sigframe, info); + err |= __put_user(info_addr, &frame->pinfo); + uc_addr = frame_addr + offsetof(struct target_rt_sigframe, uc); + err |= __put_user(uc_addr, &frame->puc); + + if (ka->sa_flags & SA_SIGINFO) { + err |= copy_siginfo_to_user(&frame->info, info); + } + if (err) { + goto give_sigsegv; + } + + /*err |= __clear_user(&frame->uc, offsetof(struct ucontext, uc_mcontext));*/ + err |= __put_user(0, &frame->uc.tuc_flags); + err |= __put_user(0, &frame->uc.tuc_link); + err |= __put_user(target_sigaltstack_used.ss_sp, + &frame->uc.tuc_stack.ss_sp); + err |= __put_user(sas_ss_flags(env->gpr[1]), &frame->uc.tuc_stack.ss_flags); + err |= __put_user(target_sigaltstack_used.ss_size, + &frame->uc.tuc_stack.ss_size); + err |= setup_sigcontext(&frame->sc, env, set->sig[0]); + + /*err |= copy_to_user(frame->uc.tuc_sigmask, set, sizeof(*set));*/ + + if (err) { + goto give_sigsegv; + } + + /* trampoline - the desired return ip is the retcode itself */ + return_ip = (unsigned long)&frame->retcode; + /* This is l.ori r11,r0,__NR_sigreturn, l.sys 1 */ + err |= __put_user(0xa960, (short *)(frame->retcode + 0)); + err |= __put_user(TARGET_NR_rt_sigreturn, (short *)(frame->retcode + 2)); + err |= __put_user(0x20000001, (unsigned long *)(frame->retcode + 4)); + err |= __put_user(0x15000000, (unsigned long *)(frame->retcode + 8)); + + if (err) { + goto give_sigsegv; + } + + /* TODO what is the current->exec_domain stuff and invmap ? */ + + /* Set up registers for signal handler */ + env->pc = (unsigned long)ka->_sa_handler; /* what we enter NOW */ + env->gpr[9] = (unsigned long)return_ip; /* what we enter LATER */ + env->gpr[3] = (unsigned long)sig; /* arg 1: signo */ + env->gpr[4] = (unsigned long)&frame->info; /* arg 2: (siginfo_t*) */ + env->gpr[5] = (unsigned long)&frame->uc; /* arg 3: ucontext */ + + /* actually move the usp to reflect the stacked frame */ + env->gpr[1] = (unsigned long)frame; + + return; + +give_sigsegv: + unlock_user_struct(frame, frame_addr, 1); + if (sig == TARGET_SIGSEGV) { + ka->_sa_handler = TARGET_SIG_DFL; + } + force_sig(TARGET_SIGSEGV); +} + +long do_sigreturn(CPUOpenRISCState *env) +{ + + qemu_log("do_sigreturn: not implemented\n"); + return -TARGET_ENOSYS; +} + +long do_rt_sigreturn(CPUOpenRISCState *env) +{ + qemu_log("do_rt_sigreturn: not implemented\n"); + return -TARGET_ENOSYS; +} +/* TARGET_OPENRISC */ + #elif defined(TARGET_S390X) #define __NUM_GPRS 16 @@ -4378,8 +4607,7 @@ static void setup_frame(int sig, struct target_sigaction *ka, sigsegv: unlock_user_struct(frame, frame_addr, 1); - if (logfile) - fprintf (logfile, "segfaulting from setup_frame\n"); + qemu_log("segfaulting from setup_frame\n"); force_sig(TARGET_SIGSEGV); } @@ -4447,8 +4675,7 @@ static void setup_rt_frame(int sig, struct target_sigaction *ka, sigsegv: unlock_user_struct(rt_sf, rt_sf_addr, 1); - if (logfile) - fprintf (logfile, "segfaulting from setup_rt_frame\n"); + qemu_log("segfaulting from setup_rt_frame\n"); force_sig(TARGET_SIGSEGV); } @@ -4489,8 +4716,7 @@ long do_sigreturn(CPUPPCState *env) sigsegv: unlock_user_struct(sr, sr_addr, 1); unlock_user_struct(sc, sc_addr, 1); - if (logfile) - fprintf (logfile, "segfaulting from do_sigreturn\n"); + qemu_log("segfaulting from do_sigreturn\n"); force_sig(TARGET_SIGSEGV); return 0; } @@ -4552,8 +4778,7 @@ long do_rt_sigreturn(CPUPPCState *env) sigsegv: unlock_user_struct(rt_sf, rt_sf_addr, 1); - if (logfile) - fprintf (logfile, "segfaulting from do_rt_sigreturn\n"); + qemu_log("segfaulting from do_rt_sigreturn\n"); force_sig(TARGET_SIGSEGV); return 0; } diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 20d2a74877..630a455276 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -4262,7 +4262,7 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp, /* we create a new CPU instance. */ new_env = cpu_copy(env); #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) - cpu_state_reset(new_env); + cpu_reset(ENV_GET_CPU(new_env)); #endif /* Init regs that differ from the parent. */ cpu_clone_regs(new_env, newsp); @@ -7377,7 +7377,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_sigaltstack: #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ - defined(TARGET_M68K) || defined(TARGET_S390X) + defined(TARGET_M68K) || defined(TARGET_S390X) || defined(TARGET_OPENRISC) ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUArchState *)cpu_env)); break; #else diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index a79b67df49..cfece21b6d 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -59,7 +59,7 @@ #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SH4) \ || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_UNICORE32) \ - || defined(TARGET_S390X) + || defined(TARGET_S390X) || defined(TARGET_OPENRISC) #define TARGET_IOC_SIZEBITS 14 #define TARGET_IOC_DIRBITS 2 @@ -323,7 +323,7 @@ int do_sigaction(int sig, const struct target_sigaction *act, || defined(TARGET_PPC) || defined(TARGET_MIPS) || defined(TARGET_SH4) \ || defined(TARGET_M68K) || defined(TARGET_ALPHA) || defined(TARGET_CRIS) \ || defined(TARGET_MICROBLAZE) || defined(TARGET_UNICORE32) \ - || defined(TARGET_S390X) + || defined(TARGET_S390X) || defined(TARGET_OPENRISC) #if defined(TARGET_SPARC) #define TARGET_SA_NOCLDSTOP 8u @@ -344,6 +344,14 @@ int do_sigaction(int sig, const struct target_sigaction *act, #if !defined(TARGET_ABI_MIPSN32) && !defined(TARGET_ABI_MIPSN64) #define TARGET_SA_RESTORER 0x04000000 /* Only for O32 */ #endif +#elif defined(TARGET_OPENRISC) +#define TARGET_SA_NOCLDSTOP 0x00000001 +#define TARGET_SA_NOCLDWAIT 0x00000002 +#define TARGET_SA_SIGINFO 0x00000004 +#define TARGET_SA_ONSTACK 0x08000000 +#define TARGET_SA_RESTART 0x10000000 +#define TARGET_SA_NODEFER 0x40000000 +#define TARGET_SA_RESETHAND 0x80000000 #elif defined(TARGET_ALPHA) #define TARGET_SA_ONSTACK 0x00000001 #define TARGET_SA_RESTART 0x00000002 @@ -448,6 +456,7 @@ int do_sigaction(int sig, const struct target_sigaction *act, #else +/* OpenRISC Using the general signals */ #define TARGET_SIGHUP 1 #define TARGET_SIGINT 2 #define TARGET_SIGQUIT 3 @@ -1086,7 +1095,8 @@ struct target_winsize { #endif #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) \ - || defined(TARGET_CRIS) || defined(TARGET_UNICORE32) + || defined(TARGET_CRIS) || defined(TARGET_UNICORE32) \ + || defined(TARGET_OPENRISC) struct target_stat { unsigned short st_dev; unsigned short __pad1; @@ -1783,6 +1793,30 @@ struct target_stat { abi_long st_blocks; abi_ulong __unused[3]; }; +#elif defined(TARGET_OPENRISC) +struct target_stat { + abi_ulong st_dev; + abi_ulong st_ino; + abi_ulong st_nlink; + + unsigned int st_mode; + unsigned int st_uid; + unsigned int st_gid; + unsigned int __pad0; + abi_ulong st_rdev; + abi_long st_size; + abi_long st_blksize; + abi_long st_blocks; /* Number 512-byte blocks allocated. */ + + abi_ulong target_st_atime; + abi_ulong target_st_atime_nsec; + abi_ulong target_st_mtime; + abi_ulong target_st_mtime_nsec; + abi_ulong target_st_ctime; + abi_ulong target_st_ctime_nsec; + + abi_long __unused[3]; +}; #else #error unsupported CPU #endif |