*
* Authors: Korey Sewell
* Stephen Hines
+ * Ali Saidi
*/
#include "arch/arm/linux/linux.hh"
#include "arch/arm/linux/process.hh"
#include "arch/arm/isa_traits.hh"
-
#include "base/trace.hh"
#include "cpu/thread_context.hh"
#include "kern/linux/linux.hh"
-
#include "sim/process.hh"
#include "sim/syscall_emul.hh"
#include "sim/system.hh"
strcpy(name->sysname, "Linux");
strcpy(name->nodename, "m5.eecs.umich.edu");
- strcpy(name->release, "2.6.29");
+ strcpy(name->release, "3.0.0");
strcpy(name->version, "#1 Mon Aug 18 11:32:15 EDT 2003");
strcpy(name->machine, "armv7l");
- name.copyOut(tc->getMemPort());
+ name.copyOut(tc->getMemProxy());
return 0;
}
/* 4 */ SyscallDesc("write", writeFunc),
/* 5 */ SyscallDesc("open", openFunc<ArmLinux>),
/* 6 */ SyscallDesc("close", closeFunc),
- /* 7 */ SyscallDesc("waitpid", unimplementedFunc), //???
+ /* 7 */ SyscallDesc("unused#7", unimplementedFunc),
/* 8 */ SyscallDesc("creat", unimplementedFunc),
/* 9 */ SyscallDesc("link", unimplementedFunc),
/* 10 */ SyscallDesc("unlink", unlinkFunc),
/* 11 */ SyscallDesc("execve", unimplementedFunc),
/* 12 */ SyscallDesc("chdir", unimplementedFunc),
- /* 13 */ SyscallDesc("time", unimplementedFunc),
+ /* 13 */ SyscallDesc("time", timeFunc<ArmLinux>),
/* 14 */ SyscallDesc("mknod", unimplementedFunc),
/* 15 */ SyscallDesc("chmod", chmodFunc<ArmLinux>),
/* 16 */ SyscallDesc("lchown", chownFunc),
- /* 17 */ SyscallDesc("break", brkFunc), //???
- /* 18 */ SyscallDesc("unused#18", unimplementedFunc), //???
+ /* 17 */ SyscallDesc("unused#17", unimplementedFunc),
+ /* 18 */ SyscallDesc("unused#18", unimplementedFunc),
/* 19 */ SyscallDesc("lseek", lseekFunc),
/* 20 */ SyscallDesc("getpid", getpidFunc),
/* 21 */ SyscallDesc("mount", unimplementedFunc),
/* 28 */ SyscallDesc("unused#28", unimplementedFunc),
/* 29 */ SyscallDesc("pause", unimplementedFunc),
/* 30 */ SyscallDesc("utime", unimplementedFunc),
- /* 31 */ SyscallDesc("stty", unimplementedFunc),
- /* 32 */ SyscallDesc("gtty", unimplementedFunc),
+ /* 31 */ SyscallDesc("unused#31", unimplementedFunc),
+ /* 32 */ SyscallDesc("unused#32", unimplementedFunc),
/* 33 */ SyscallDesc("access", unimplementedFunc),
/* 34 */ SyscallDesc("nice", unimplementedFunc),
- /* 35 */ SyscallDesc("ftime", unimplementedFunc),
+ /* 35 */ SyscallDesc("unused#35", unimplementedFunc),
/* 36 */ SyscallDesc("sync", unimplementedFunc),
/* 37 */ SyscallDesc("kill", ignoreFunc),
- /* 38 */ SyscallDesc("rename", unimplementedFunc),
- /* 39 */ SyscallDesc("mkdir", unimplementedFunc),
+ /* 38 */ SyscallDesc("rename", renameFunc),
+ /* 39 */ SyscallDesc("mkdir", mkdirFunc),
/* 40 */ SyscallDesc("rmdir", unimplementedFunc),
- /* 41 */ SyscallDesc("dup", unimplementedFunc),
- /* 42 */ SyscallDesc("pipe", unimplementedFunc),
- /* 43 */ SyscallDesc("times", ignoreFunc),
- /* 44 */ SyscallDesc("prof", unimplementedFunc),
+ /* 41 */ SyscallDesc("dup", dupFunc),
+ /* 42 */ SyscallDesc("pipe", pipePseudoFunc),
+ /* 43 */ SyscallDesc("times", timesFunc<ArmLinux>),
+ /* 44 */ SyscallDesc("unused#44", unimplementedFunc),
/* 45 */ SyscallDesc("brk", brkFunc),
/* 46 */ SyscallDesc("setgid", unimplementedFunc),
/* 47 */ SyscallDesc("getgid", getgidFunc),
- /* 48 */ SyscallDesc("signal", ignoreFunc),
+ /* 48 */ SyscallDesc("unused#48", unimplementedFunc),
/* 49 */ SyscallDesc("geteuid", geteuidFunc),
/* 50 */ SyscallDesc("getegid", getegidFunc),
/* 51 */ SyscallDesc("acct", unimplementedFunc),
/* 52 */ SyscallDesc("umount2", unimplementedFunc),
- /* 53 */ SyscallDesc("lock", unimplementedFunc),
+ /* 53 */ SyscallDesc("unused#53", unimplementedFunc),
/* 54 */ SyscallDesc("ioctl", ioctlFunc<ArmLinux>),
/* 55 */ SyscallDesc("fcntl", fcntlFunc),
- /* 56 */ SyscallDesc("mpx", unimplementedFunc),
+ /* 56 */ SyscallDesc("unused#56", unimplementedFunc),
/* 57 */ SyscallDesc("setpgid", unimplementedFunc),
- /* 58 */ SyscallDesc("ulimit", unimplementedFunc),
+ /* 58 */ SyscallDesc("unused#58", unimplementedFunc),
/* 59 */ SyscallDesc("unused#59", unimplementedFunc),
/* 60 */ SyscallDesc("umask", unimplementedFunc),
/* 61 */ SyscallDesc("chroot", unimplementedFunc),
/* 62 */ SyscallDesc("ustat", unimplementedFunc),
/* 63 */ SyscallDesc("dup2", unimplementedFunc),
- /* 64 */ SyscallDesc("getppid", getpagesizeFunc),
+ /* 64 */ SyscallDesc("getppid", getppidFunc),
/* 65 */ SyscallDesc("getpgrp", unimplementedFunc),
/* 66 */ SyscallDesc("setsid", unimplementedFunc),
/* 67 */ SyscallDesc("sigaction",unimplementedFunc),
- /* 68 */ SyscallDesc("sgetmask", unimplementedFunc),
- /* 69 */ SyscallDesc("ssetmask", unimplementedFunc),
+ /* 68 */ SyscallDesc("unused#68", unimplementedFunc),
+ /* 69 */ SyscallDesc("unused#69", unimplementedFunc),
/* 70 */ SyscallDesc("setreuid", unimplementedFunc),
/* 71 */ SyscallDesc("setregid", unimplementedFunc),
/* 72 */ SyscallDesc("sigsuspend", unimplementedFunc),
/* 73 */ SyscallDesc("sigpending", unimplementedFunc),
/* 74 */ SyscallDesc("sethostname", ignoreFunc),
- /* 75 */ SyscallDesc("setrlimit", unimplementedFunc),
- /* 76 */ SyscallDesc("getrlimit", unimplementedFunc),
+ /* 75 */ SyscallDesc("setrlimit", ignoreFunc),
+ /* 76 */ SyscallDesc("getrlimit", getrlimitFunc<ArmLinux>),
/* 77 */ SyscallDesc("getrusage", getrusageFunc<ArmLinux>),
- /* 78 */ SyscallDesc("gettimeofday", unimplementedFunc),
+ /* 78 */ SyscallDesc("gettimeofday", gettimeofdayFunc<ArmLinux>),
/* 79 */ SyscallDesc("settimeofday", unimplementedFunc),
/* 80 */ SyscallDesc("getgroups", unimplementedFunc),
/* 81 */ SyscallDesc("setgroups", unimplementedFunc),
/* 82 */ SyscallDesc("reserved#82", unimplementedFunc),
/* 83 */ SyscallDesc("symlink", unimplementedFunc),
/* 84 */ SyscallDesc("unused#84", unimplementedFunc),
- /* 85 */ SyscallDesc("readlink", unimplementedFunc),
+ /* 85 */ SyscallDesc("readlink", readlinkFunc),
/* 86 */ SyscallDesc("uselib", unimplementedFunc),
- /* 87 */ SyscallDesc("swapon", gethostnameFunc),
+ /* 87 */ SyscallDesc("swapon", unimplementedFunc),
/* 88 */ SyscallDesc("reboot", unimplementedFunc),
/* 89 */ SyscallDesc("readdir", unimplementedFunc),
/* 90 */ SyscallDesc("mmap", mmapFunc<ArmLinux>),
- /* 91 */ SyscallDesc("munmap",munmapFunc),
+ /* 91 */ SyscallDesc("munmap", munmapFunc),
/* 92 */ SyscallDesc("truncate", truncateFunc),
/* 93 */ SyscallDesc("ftruncate", ftruncateFunc),
/* 94 */ SyscallDesc("fchmod", unimplementedFunc),
/* 95 */ SyscallDesc("fchown", unimplementedFunc),
/* 96 */ SyscallDesc("getpriority", unimplementedFunc),
/* 97 */ SyscallDesc("setpriority", unimplementedFunc),
- /* 98 */ SyscallDesc("profil", unimplementedFunc),
+ /* 98 */ SyscallDesc("unused#98", unimplementedFunc),
/* 99 */ SyscallDesc("statfs", unimplementedFunc),
/* 100 */ SyscallDesc("fstatfs", unimplementedFunc),
- /* 101 */ SyscallDesc("ioperm", unimplementedFunc),
+ /* 101 */ SyscallDesc("unused#101", unimplementedFunc),
/* 102 */ SyscallDesc("socketcall", unimplementedFunc),
/* 103 */ SyscallDesc("syslog", unimplementedFunc),
/* 104 */ SyscallDesc("setitimer", unimplementedFunc),
/* 107 */ SyscallDesc("lstat", unimplementedFunc),
/* 108 */ SyscallDesc("fstat", fstatFunc<ArmLinux>),
/* 109 */ SyscallDesc("unused#109", unimplementedFunc),
- /* 110 */ SyscallDesc("iopl", unimplementedFunc),
+ /* 110 */ SyscallDesc("unused#101", unimplementedFunc),
/* 111 */ SyscallDesc("vhangup", unimplementedFunc),
- /* 112 */ SyscallDesc("idle", ignoreFunc),
- /* 113 */ SyscallDesc("vm86", unimplementedFunc),
+ /* 112 */ SyscallDesc("unused#112", unimplementedFunc),
+ /* 113 */ SyscallDesc("syscall", unimplementedFunc),
/* 114 */ SyscallDesc("wait4", unimplementedFunc),
/* 115 */ SyscallDesc("swapoff", unimplementedFunc),
/* 116 */ SyscallDesc("sysinfo", sysinfoFunc<ArmLinux>),
/* 117 */ SyscallDesc("ipc", unimplementedFunc),
/* 118 */ SyscallDesc("fsync", unimplementedFunc),
/* 119 */ SyscallDesc("sigreturn", unimplementedFunc),
- /* 120 */ SyscallDesc("clone", unimplementedFunc),
+ /* 120 */ SyscallDesc("clone", cloneFunc),
/* 121 */ SyscallDesc("setdomainname", unimplementedFunc),
/* 122 */ SyscallDesc("uname", unameFunc),
- /* 123 */ SyscallDesc("modify_ldt", unimplementedFunc),
+ /* 123 */ SyscallDesc("unused#123", unimplementedFunc),
/* 124 */ SyscallDesc("adjtimex", unimplementedFunc),
/* 125 */ SyscallDesc("mprotect", ignoreFunc),
/* 126 */ SyscallDesc("sigprocmask", unimplementedFunc),
- /* 127 */ SyscallDesc("create_module", unimplementedFunc),
+ /* 127 */ SyscallDesc("unused#127", unimplementedFunc),
/* 128 */ SyscallDesc("init_module", unimplementedFunc),
/* 129 */ SyscallDesc("delete_module", unimplementedFunc),
- /* 130 */ SyscallDesc("get_kernel_syms", unimplementedFunc),
+ /* 130 */ SyscallDesc("unused#130", unimplementedFunc),
/* 131 */ SyscallDesc("quotactl", unimplementedFunc),
/* 132 */ SyscallDesc("getpgid", unimplementedFunc),
/* 133 */ SyscallDesc("fchdir", unimplementedFunc),
/* 134 */ SyscallDesc("bdflush", unimplementedFunc),
/* 135 */ SyscallDesc("sysfs", unimplementedFunc),
/* 136 */ SyscallDesc("personality", unimplementedFunc),
- /* 137 */ SyscallDesc("afs_syscall", unimplementedFunc),
+ /* 137 */ SyscallDesc("reserved#138", unimplementedFunc),
/* 138 */ SyscallDesc("setfsuid", unimplementedFunc),
/* 139 */ SyscallDesc("setfsgid", unimplementedFunc),
- /* 140 */ SyscallDesc("llseek", unimplementedFunc),
+ /* 140 */ SyscallDesc("llseek", _llseekFunc),
/* 141 */ SyscallDesc("getdents", unimplementedFunc),
/* 142 */ SyscallDesc("newselect", unimplementedFunc),
/* 143 */ SyscallDesc("flock", unimplementedFunc),
/* 159 */ SyscallDesc("sched_get_priority_max", unimplementedFunc),
/* 160 */ SyscallDesc("sched_get_priority_min", unimplementedFunc),
/* 161 */ SyscallDesc("sched_rr_get_interval", unimplementedFunc),
- /* 162 */ SyscallDesc("nanosleep", unimplementedFunc),
- /* 163 */ SyscallDesc("mremap", unimplementedFunc), // ARM-specific
+ /* 162 */ SyscallDesc("nanosleep", ignoreWarnOnceFunc),
+ /* 163 */ SyscallDesc("mremap", mremapFunc<ArmLinux>), // ARM-specific
/* 164 */ SyscallDesc("setresuid", unimplementedFunc),
/* 165 */ SyscallDesc("getresuid", unimplementedFunc),
- /* 166 */ SyscallDesc("vm862", unimplementedFunc),
- /* 167 */ SyscallDesc("query_module", unimplementedFunc),
+ /* 166 */ SyscallDesc("unused#166", unimplementedFunc),
+ /* 167 */ SyscallDesc("unused#167", unimplementedFunc),
/* 168 */ SyscallDesc("poll", unimplementedFunc),
/* 169 */ SyscallDesc("nfsservctl", unimplementedFunc),
/* 170 */ SyscallDesc("setresgid", unimplementedFunc),
/* 171 */ SyscallDesc("getresgid", unimplementedFunc),
/* 172 */ SyscallDesc("prctl", unimplementedFunc),
/* 173 */ SyscallDesc("rt_sigreturn", unimplementedFunc),
- /* 174 */ SyscallDesc("rt_sigaction", unimplementedFunc),
- /* 175 */ SyscallDesc("rt_sigprocmask", unimplementedFunc),
+ /* 174 */ SyscallDesc("rt_sigaction", ignoreWarnOnceFunc),
+ /* 175 */ SyscallDesc("rt_sigprocmask", ignoreWarnOnceFunc),
/* 176 */ SyscallDesc("rt_sigpending", unimplementedFunc),
/* 177 */ SyscallDesc("rt_sigtimedwait", unimplementedFunc),
/* 178 */ SyscallDesc("rt_sigqueueinfo", ignoreFunc),
/* 180 */ SyscallDesc("pread64", unimplementedFunc),
/* 181 */ SyscallDesc("pwrite64", unimplementedFunc),
/* 182 */ SyscallDesc("chown", unimplementedFunc),
- /* 183 */ SyscallDesc("getcwd", unimplementedFunc),
+ /* 183 */ SyscallDesc("getcwd", getcwdFunc),
/* 184 */ SyscallDesc("capget", unimplementedFunc),
/* 185 */ SyscallDesc("capset", unimplementedFunc),
/* 186 */ SyscallDesc("sigaltstack", unimplementedFunc),
/* 187 */ SyscallDesc("sendfile", unimplementedFunc),
- /* 188 */ SyscallDesc("getpmsg", unimplementedFunc),
- /* 189 */ SyscallDesc("putpmsg", unimplementedFunc),
+ /* 188 */ SyscallDesc("unused#188", unimplementedFunc),
+ /* 189 */ SyscallDesc("unused#189", unimplementedFunc),
/* 190 */ SyscallDesc("vfork", unimplementedFunc),
- /* 191 */ SyscallDesc("getrlimit", unimplementedFunc),
+ /* 191 */ SyscallDesc("getrlimit", getrlimitFunc<ArmLinux>),
/* 192 */ SyscallDesc("mmap2", mmapFunc<ArmLinux>),
/* 193 */ SyscallDesc("truncate64", unimplementedFunc),
- /* 194 */ SyscallDesc("ftruncate64", unimplementedFunc),
- /* 195 */ SyscallDesc("stat64", unimplementedFunc),
+ /* 194 */ SyscallDesc("ftruncate64", ftruncate64Func),
+ /* 195 */ SyscallDesc("stat64", stat64Func<ArmLinux>),
/* 196 */ SyscallDesc("lstat64", lstat64Func<ArmLinux>),
/* 197 */ SyscallDesc("fstat64", fstat64Func<ArmLinux>),
/* 198 */ SyscallDesc("lchown", unimplementedFunc),
/* 219 */ SyscallDesc("mincore", unimplementedFunc),
/* 220 */ SyscallDesc("madvise", unimplementedFunc),
/* 221 */ SyscallDesc("fcntl64", fcntl64Func),
- /* 222 */ SyscallDesc("tux", unimplementedFunc),
+ /* 222 */ SyscallDesc("unused#222", unimplementedFunc),
/* 223 */ SyscallDesc("unknown#223", unimplementedFunc),
/* 224 */ SyscallDesc("gettid", unimplementedFunc),
/* 225 */ SyscallDesc("readahead", unimplementedFunc),
/* 237 */ SyscallDesc("fremovexattr", unimplementedFunc),
/* 238 */ SyscallDesc("tkill", unimplementedFunc),
/* 239 */ SyscallDesc("sendfile64", unimplementedFunc),
- /* 240 */ SyscallDesc("futex", unimplementedFunc),
+ /* 240 */ SyscallDesc("futex", ignoreWarnOnceFunc),
/* 241 */ SyscallDesc("sched_setaffinity", unimplementedFunc),
/* 242 */ SyscallDesc("sched_getaffinity", unimplementedFunc),
/* 243 */ SyscallDesc("io_setup", unimplementedFunc),
/* 245 */ SyscallDesc("io_getevents", unimplementedFunc),
/* 246 */ SyscallDesc("io_submit", unimplementedFunc),
/* 247 */ SyscallDesc("io_cancel", unimplementedFunc),
- /* 248 */ SyscallDesc("exit_group", exitFunc),
+ /* 248 */ SyscallDesc("exit_group", exitGroupFunc),
/* 249 */ SyscallDesc("lookup_dcookie", unimplementedFunc),
/* 250 */ SyscallDesc("epoll_create", unimplementedFunc),
/* 251 */ SyscallDesc("epoll_ctl", unimplementedFunc),
/* 252 */ SyscallDesc("epoll_wait", unimplementedFunc),
/* 253 */ SyscallDesc("remap_file_pages", unimplementedFunc),
- /* 254 */ SyscallDesc("set_thread_area", unimplementedFunc),
- /* 255 */ SyscallDesc("get_thread_area", unimplementedFunc),
+ /* 254 */ SyscallDesc("unused#254", unimplementedFunc),
+ /* 255 */ SyscallDesc("unused#255", unimplementedFunc),
/* 256 */ SyscallDesc("set_tid_address", unimplementedFunc),
/* 257 */ SyscallDesc("timer_create", unimplementedFunc),
/* 258 */ SyscallDesc("timer_settime", unimplementedFunc),
/* 310 */ SyscallDesc("request_key", unimplementedFunc),
/* 311 */ SyscallDesc("keyctl", unimplementedFunc),
/* 312 */ SyscallDesc("semtimedop", unimplementedFunc),
- /* 313 */ SyscallDesc("vserver", unimplementedFunc),
+ /* 313 */ SyscallDesc("unused#313", unimplementedFunc),
/* 314 */ SyscallDesc("ioprio_set", unimplementedFunc),
/* 315 */ SyscallDesc("ioprio_get", unimplementedFunc),
/* 316 */ SyscallDesc("inotify_init", unimplementedFunc),
/* 344 */ SyscallDesc("move_pages", unimplementedFunc),
/* 345 */ SyscallDesc("getcpu", unimplementedFunc),
/* 346 */ SyscallDesc("epoll_pwait", unimplementedFunc),
+ /* 347 */ SyscallDesc("sys_kexec_load", unimplementedFunc),
+ /* 348 */ SyscallDesc("sys_utimensat", unimplementedFunc),
+ /* 349 */ SyscallDesc("sys_signalfd", unimplementedFunc),
+ /* 350 */ SyscallDesc("sys_timerfd_create", unimplementedFunc),
+ /* 351 */ SyscallDesc("sys_eventfd", unimplementedFunc),
+ /* 352 */ SyscallDesc("sys_fallocate", unimplementedFunc),
+ /* 353 */ SyscallDesc("sys_timerfd_settime", unimplementedFunc),
+ /* 354 */ SyscallDesc("sys_timerfd_gettime", unimplementedFunc),
+ /* 355 */ SyscallDesc("sys_signalfd4", unimplementedFunc),
+ /* 356 */ SyscallDesc("sys_eventfd2", unimplementedFunc),
+ /* 357 */ SyscallDesc("sys_epoll_create1", unimplementedFunc),
+ /* 358 */ SyscallDesc("sys_dup3", unimplementedFunc),
+ /* 359 */ SyscallDesc("sys_pipe2", unimplementedFunc),
+ /* 360 */ SyscallDesc("sys_inotify_init1", unimplementedFunc),
+ /* 361 */ SyscallDesc("sys_preadv", unimplementedFunc),
+ /* 362 */ SyscallDesc("sys_pwritev", unimplementedFunc),
+ /* 363 */ SyscallDesc("sys_rt_tgsigqueueinfo", unimplementedFunc),
+ /* 364 */ SyscallDesc("sys_perf_event_open", unimplementedFunc),
+ /* 365 */ SyscallDesc("sys_recvmmsg", unimplementedFunc),
+
};
/// Target set_tls() handler.
int index = 0;
uint32_t tlsPtr = process->getSyscallArg(tc, index);
- tc->getMemPort()->writeBlob(ArmLinuxProcess::commPage + 0x0ff0,
+ tc->getMemProxy().writeBlob(ArmLinuxProcess::commPage + 0x0ff0,
(uint8_t *)&tlsPtr, sizeof(tlsPtr));
+ tc->setMiscReg(MISCREG_TPIDRURO,tlsPtr);
return 0;
}
}
void
-ArmLinuxProcess::startup()
+ArmLinuxProcess::initState()
{
- ArmLiveProcess::startup();
- pTable->allocate(commPage, PageBytes);
+ ArmLiveProcess::initState();
+ allocateMem(commPage, PageBytes);
ThreadContext *tc = system->getThreadContext(contextIds[0]);
uint8_t swiNeg1[] = {
- 0xff, 0xff, 0xff, 0xef //swi -1
+ 0xff, 0xff, 0xff, 0xef // swi -1
};
// Fill this page with swi -1 so we'll no if we land in it somewhere.
for (Addr addr = 0; addr < PageBytes; addr += sizeof(swiNeg1)) {
- tc->getMemPort()->writeBlob(commPage + addr,
+ tc->getMemProxy().writeBlob(commPage + addr,
swiNeg1, sizeof(swiNeg1));
}
- // We don't have barriers, so just return.
uint8_t memory_barrier[] =
{
- 0x0e, 0xf0, 0xa0, 0xe1 //usr_ret lr
+ 0x5f, 0xf0, 0x7f, 0xf5, // dmb
+ 0x0e, 0xf0, 0xa0, 0xe1 // return
};
- tc->getMemPort()->writeBlob(commPage + 0x0fa0, memory_barrier,
+ tc->getMemProxy().writeBlob(commPage + 0x0fa0, memory_barrier,
sizeof(memory_barrier));
- // This -should- be atomic, but I don't think all the support that we'd
- // need is implemented. There should also be memory barriers around it.
uint8_t cmpxchg[] =
{
- 0x00, 0x30, 0x92, 0xe5, //ldr r3, [r2]
- 0x00, 0x30, 0x53, 0xe0, //subs r3, r3, r0
- 0x00, 0x10, 0x82, 0x05, //streq r1, [r2]
- 0x03, 0x00, 0xa0, 0xe1, //mov r0, r3
- 0x0e, 0xf0, 0xa0, 0xe1 //usr_ret lr
+ 0x9f, 0x3f, 0x92, 0xe1, // ldrex r3, [r2]
+ 0x00, 0x30, 0x53, 0xe0, // subs r3, r3, r0
+ 0x91, 0x3f, 0x82, 0x01, // strexeq r3, r1, [r2]
+ 0x01, 0x00, 0x33, 0x03, // teqeq r3, #1
+ 0xfa, 0xff, 0xff, 0x0a, // beq 1b
+ 0x00, 0x00, 0x73, 0xe2, // rsbs r0, r3, #0
+ 0x5f, 0xf0, 0x7f, 0xf5, // dmb
+ 0x0e, 0xf0, 0xa0, 0xe1 // return
};
- tc->getMemPort()->writeBlob(commPage + 0x0fc0, cmpxchg, sizeof(cmpxchg));
+ tc->getMemProxy().writeBlob(commPage + 0x0fc0, cmpxchg, sizeof(cmpxchg));
uint8_t get_tls[] =
{
- 0x08, 0x00, 0x9f, 0xe5, //ldr r0, [pc, #(16 - 8)]
- 0x0e, 0xf0, 0xa0, 0xe1 //usr_ret lr
+ // read user read-only thread id register
+ 0x70, 0x0f, 0x1d, 0xee, // mrc p15, 0, r0, c13, c0, 3
+ 0x0e, 0xf0, 0xa0, 0xe1 // return
};
- tc->getMemPort()->writeBlob(commPage + 0x0fe0, get_tls, sizeof(get_tls));
+ tc->getMemProxy().writeBlob(commPage + 0x0fe0, get_tls, sizeof(get_tls));
}
ArmISA::IntReg
projects / gem5.git / blobdiff