summaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorAli Saidi <saidi@eecs.umich.edu>2006-02-15 01:23:13 -0500
committerAli Saidi <saidi@eecs.umich.edu>2006-02-15 01:23:13 -0500
commit18a0fa3e0c19e1afaf1dedb3d5a3b14a2c3aa3c7 (patch)
treed2df59785f910ac7d285ac4591a15dda8c01bf49 /arch
parent79613686f0f6a8725e88e935a7c9ff4ede4cfc2b (diff)
downloadgem5-18a0fa3e0c19e1afaf1dedb3d5a3b14a2c3aa3c7.tar.xz
endian fixes and compiles on mac os x
arch/alpha/alpha_linux_process.cc: add endian conversions for fstat functions arch/alpha/alpha_tru64_process.cc: add endian conversions for various functions sim/byteswap.hh: for some reason gcc on macos really wants long and unsigned long Why int32_t and uint32_t isn't sufficient I don't know. sim/process.cc: sim/syscall_emul.hh: endian fixes --HG-- extra : convert_revision : ce625d5660b70867c43c74fbed856149c0d8cd36
Diffstat (limited to 'arch')
-rw-r--r--arch/alpha/alpha_linux_process.cc46
-rw-r--r--arch/alpha/alpha_tru64_process.cc207
2 files changed, 136 insertions, 117 deletions
diff --git a/arch/alpha/alpha_linux_process.cc b/arch/alpha/alpha_linux_process.cc
index 113b41472..fb5e32e63 100644
--- a/arch/alpha/alpha_linux_process.cc
+++ b/arch/alpha/alpha_linux_process.cc
@@ -296,27 +296,38 @@ class Linux {
// Same for stat64
static void
- copyOutStat64Buf(FunctionalMemory *mem, Addr addr, hst_stat64 *host)
+ copyOutStat64Buf(FunctionalMemory *mem, int fd, Addr addr, hst_stat64 *host)
{
TypedBufferArg<Linux::tgt_stat64> tgt(addr);
- // XXX byteswaps
- tgt->st_dev = htog(host->st_dev);
+ // fd == 1 checks are because libc does some checks
+ // that the stdout is interactive vs. a file
+ // this makes it work on non-linux systems
+ if (fd == 1)
+ tgt->st_dev = htog((uint64_t)0xA);
+ else
+ tgt->st_dev = htog((uint64_t)host->st_dev);
// XXX What about STAT64_HAS_BROKEN_ST_INO ???
- tgt->st_ino = htog(host->st_ino);
- tgt->st_rdev = htog(host->st_rdev);
- tgt->st_size = htog(host->st_size);
- tgt->st_blocks = htog(host->st_blocks);
-
- tgt->st_mode = htog(host->st_mode);
- tgt->st_uid = htog(host->st_uid);
- tgt->st_gid = htog(host->st_gid);
- tgt->st_blksize = htog(host->st_blksize);
- tgt->st_nlink = htog(host->st_nlink);
- tgt->tgt_st_atime = htog(host->st_atime);
- tgt->tgt_st_mtime = htog(host->st_mtime);
- tgt->tgt_st_ctime = htog(host->st_ctime);
-#if defined(STAT_HAVE_NSEC) || (BSD_HOST == 1)
+ tgt->st_ino = htog((uint64_t)host->st_ino);
+ if (fd == 1)
+ tgt->st_rdev = htog((uint64_t)0x880d);
+ else
+ tgt->st_rdev = htog((uint64_t)host->st_rdev);
+ tgt->st_size = htog((int64_t)host->st_size);
+ tgt->st_blocks = htog((uint64_t)host->st_blocks);
+
+ if (fd == 1)
+ tgt->st_mode = htog((uint32_t)0x2190);
+ else
+ tgt->st_mode = htog((uint32_t)host->st_mode);
+ tgt->st_uid = htog((uint32_t)host->st_uid);
+ tgt->st_gid = htog((uint32_t)host->st_gid);
+ tgt->st_blksize = htog((uint32_t)host->st_blksize);
+ tgt->st_nlink = htog((uint32_t)host->st_nlink);
+ tgt->tgt_st_atime = htog((uint64_t)host->st_atime);
+ tgt->tgt_st_mtime = htog((uint64_t)host->st_mtime);
+ tgt->tgt_st_ctime = htog((uint64_t)host->st_ctime);
+#if defined(STAT_HAVE_NSEC)
tgt->st_atime_nsec = htog(host->st_atime_nsec);
tgt->st_mtime_nsec = htog(host->st_mtime_nsec);
tgt->st_ctime_nsec = htog(host->st_ctime_nsec);
@@ -325,6 +336,7 @@ class Linux {
tgt->st_mtime_nsec = 0;
tgt->st_ctime_nsec = 0;
#endif
+
tgt.copyOut(mem);
}
diff --git a/arch/alpha/alpha_tru64_process.cc b/arch/alpha/alpha_tru64_process.cc
index 1a66d7499..5c24adad9 100644
--- a/arch/alpha/alpha_tru64_process.cc
+++ b/arch/alpha/alpha_tru64_process.cc
@@ -542,19 +542,19 @@ class Tru64 {
{
TypedBufferArg<T> tgt(addr);
- tgt->st_dev = host->st_dev;
- tgt->st_ino = host->st_ino;
- tgt->st_mode = host->st_mode;
- tgt->st_nlink = host->st_nlink;
- tgt->st_uid = host->st_uid;
- tgt->st_gid = host->st_gid;
- tgt->st_rdev = host->st_rdev;
- tgt->st_size = host->st_size;
- tgt->st_atimeX = host->st_atime;
- tgt->st_mtimeX = host->st_mtime;
- tgt->st_ctimeX = host->st_ctime;
- tgt->st_blksize = host->st_blksize;
- tgt->st_blocks = host->st_blocks;
+ tgt->st_dev = htog(host->st_dev);
+ tgt->st_ino = htog(host->st_ino);
+ tgt->st_mode = htog(host->st_mode);
+ tgt->st_nlink = htog(host->st_nlink);
+ tgt->st_uid = htog(host->st_uid);
+ tgt->st_gid = htog(host->st_gid);
+ tgt->st_rdev = htog(host->st_rdev);
+ tgt->st_size = htog(host->st_size);
+ tgt->st_atimeX = htog(host->st_atime);
+ tgt->st_mtimeX = htog(host->st_mtime);
+ tgt->st_ctimeX = htog(host->st_ctime);
+ tgt->st_blksize = htog(host->st_blksize);
+ tgt->st_blocks = htog(host->st_blocks);
tgt.copyOut(mem);
}
@@ -571,14 +571,16 @@ class Tru64 {
#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__FreeBSD__)
tgt->f_type = 0;
#else
- tgt->f_type = host->f_type;
+ tgt->f_type = htog(host->f_type);
#endif
- tgt->f_bsize = host->f_bsize;
- tgt->f_blocks = host->f_blocks;
- tgt->f_bfree = host->f_bfree;
- tgt->f_bavail = host->f_bavail;
- tgt->f_files = host->f_files;
- tgt->f_ffree = host->f_ffree;
+ tgt->f_bsize = htog(host->f_bsize);
+ tgt->f_blocks = htog(host->f_blocks);
+ tgt->f_bfree = htog(host->f_bfree);
+ tgt->f_bavail = htog(host->f_bavail);
+ tgt->f_files = htog(host->f_files);
+ tgt->f_ffree = htog(host->f_ffree);
+
+ // Is this as string normally?
memcpy(&tgt->f_fsid, &host->f_fsid, sizeof(host->f_fsid));
tgt.copyOut(mem);
@@ -623,19 +625,19 @@ class Tru64 {
{
TypedBufferArg<Tru64::pre_F64_stat> tgt(addr);
- tgt->st_dev = host->st_dev;
- tgt->st_ino = host->st_ino;
- tgt->st_mode = host->st_mode;
- tgt->st_nlink = host->st_nlink;
- tgt->st_uid = host->st_uid;
- tgt->st_gid = host->st_gid;
- tgt->st_rdev = host->st_rdev;
- tgt->st_size = host->st_size;
- tgt->st_atimeX = host->st_atime;
- tgt->st_mtimeX = host->st_mtime;
- tgt->st_ctimeX = host->st_ctime;
- tgt->st_blksize = host->st_blksize;
- tgt->st_blocks = host->st_blocks;
+ tgt->st_dev = htog(host->st_dev);
+ tgt->st_ino = htog(host->st_ino);
+ tgt->st_mode = htog(host->st_mode);
+ tgt->st_nlink = htog(host->st_nlink);
+ tgt->st_uid = htog(host->st_uid);
+ tgt->st_gid = htog(host->st_gid);
+ tgt->st_rdev = htog(host->st_rdev);
+ tgt->st_size = htog(host->st_size);
+ tgt->st_atimeX = htog(host->st_atime);
+ tgt->st_mtimeX = htog(host->st_mtime);
+ tgt->st_ctimeX = htog(host->st_ctime);
+ tgt->st_blksize = htog(host->st_blksize);
+ tgt->st_blocks = htog(host->st_blocks);
tgt.copyOut(mem);
}
@@ -674,21 +676,21 @@ class Tru64 {
case Tru64::GSI_MAX_CPU: {
TypedBufferArg<uint32_t> max_cpu(xc->getSyscallArg(1));
- *max_cpu = process->numCpus();
+ *max_cpu = htog((uint32_t)process->numCpus());
max_cpu.copyOut(xc->mem);
return 1;
}
case Tru64::GSI_CPUS_IN_BOX: {
TypedBufferArg<uint32_t> cpus_in_box(xc->getSyscallArg(1));
- *cpus_in_box = process->numCpus();
+ *cpus_in_box = htog((uint32_t)process->numCpus());
cpus_in_box.copyOut(xc->mem);
return 1;
}
case Tru64::GSI_PHYSMEM: {
TypedBufferArg<uint64_t> physmem(xc->getSyscallArg(1));
- *physmem = 1024 * 1024; // physical memory in KB
+ *physmem = htog((uint64_t)1024 * 1024); // physical memory in KB
physmem.copyOut(xc->mem);
return 1;
}
@@ -696,15 +698,15 @@ class Tru64 {
case Tru64::GSI_CPU_INFO: {
TypedBufferArg<Tru64::cpu_info> infop(xc->getSyscallArg(1));
- infop->current_cpu = 0;
- infop->cpus_in_box = process->numCpus();
- infop->cpu_type = 57;
- infop->ncpus = process->numCpus();
- int cpumask = (1 << process->numCpus()) - 1;
- infop->cpus_present = infop->cpus_running = cpumask;
- infop->cpu_binding = 0;
- infop->cpu_ex_binding = 0;
- infop->mhz = 667;
+ infop->current_cpu = htog(0);
+ infop->cpus_in_box = htog(process->numCpus());
+ infop->cpu_type = htog(57);
+ infop->ncpus = htog(process->numCpus());
+ uint64_t cpumask = (1 << process->numCpus()) - 1;
+ infop->cpus_present = infop->cpus_running = htog(cpumask);
+ infop->cpu_binding = htog(0);
+ infop->cpu_ex_binding = htog(0);
+ infop->mhz = htog(667);
infop.copyOut(xc->mem);
return 1;
@@ -712,7 +714,7 @@ class Tru64 {
case Tru64::GSI_PROC_TYPE: {
TypedBufferArg<uint64_t> proc_type(xc->getSyscallArg(1));
- *proc_type = 11;
+ *proc_type = htog((uint64_t)11);
proc_type.copyOut(xc->mem);
return 1;
}
@@ -728,7 +730,7 @@ class Tru64 {
case Tru64::GSI_CLK_TCK: {
TypedBufferArg<uint64_t> clk_hz(xc->getSyscallArg(1));
- *clk_hz = 1024;
+ *clk_hz = htog((uint64_t)1024);
clk_hz.copyOut(xc->mem);
return 1;
}
@@ -824,7 +826,7 @@ class Tru64 {
// just pass basep through uninterpreted.
TypedBufferArg<int64_t> basep(tgt_basep);
basep.copyIn(xc->mem);
- long host_basep = (off_t)*basep;
+ long host_basep = (off_t)htog((int64_t)*basep);
int host_result = getdirentries(fd, host_buf, tgt_nbytes, &host_basep);
// check for error
@@ -858,7 +860,7 @@ class Tru64 {
delete [] host_buf;
- *basep = host_basep;
+ *basep = htog((int64_t)host_basep);
basep.copyOut(xc->mem);
return tgt_buf_ptr - tgt_buf;
@@ -879,14 +881,14 @@ class Tru64 {
// Note that we'll advance PC <- NPC before the end of the cycle,
// so we need to restore the desired PC into NPC.
// The current regs->pc will get clobbered.
- regs->npc = sc->sc_pc;
+ regs->npc = htog(sc->sc_pc);
for (int i = 0; i < 31; ++i) {
- regs->intRegFile[i] = sc->sc_regs[i];
- regs->floatRegFile.q[i] = sc->sc_fpregs[i];
+ regs->intRegFile[i] = htog(sc->sc_regs[i]);
+ regs->floatRegFile.q[i] = htog(sc->sc_fpregs[i]);
}
- regs->miscRegs.fpcr = sc->sc_fpcr;
+ regs->miscRegs.fpcr = htog(sc->sc_fpcr);
return 0;
}
@@ -909,15 +911,15 @@ class Tru64 {
TypedBufferArg<Tru64::tbl_sysinfo> elp(xc->getSyscallArg(2));
const int clk_hz = one_million;
- elp->si_user = curTick / (Clock::Frequency / clk_hz);
- elp->si_nice = 0;
- elp->si_sys = 0;
- elp->si_idle = 0;
- elp->wait = 0;
- elp->si_hz = clk_hz;
- elp->si_phz = clk_hz;
- elp->si_boottime = seconds_since_epoch; // seconds since epoch?
- elp->si_max_procs = process->numCpus();
+ elp->si_user = htog(curTick / (Clock::Frequency / clk_hz));
+ elp->si_nice = htog(0);
+ elp->si_sys = htog(0);
+ elp->si_idle = htog(0);
+ elp->wait = htog(0);
+ elp->si_hz = htog(clk_hz);
+ elp->si_phz = htog(clk_hz);
+ elp->si_boottime = htog(seconds_since_epoch); // seconds since epoch?
+ elp->si_max_procs = htog(process->numCpus());
elp.copyOut(xc->mem);
return 0;
}
@@ -952,9 +954,10 @@ class Tru64 {
// if the user chose an address, just let them have it. Otherwise
// pick one for them.
- if (argp->address == 0) {
- argp->address = process->next_thread_stack_base;
- int stack_size = (argp->rsize + argp->ysize + argp->gsize);
+ if (htog(argp->address) == 0) {
+ argp->address = htog(process->next_thread_stack_base);
+ int stack_size = (htog(argp->rsize) + htog(argp->ysize) +
+ htog(argp->gsize));
process->next_thread_stack_base -= stack_size;
argp.copyOut(xc->mem);
}
@@ -978,14 +981,14 @@ class Tru64 {
attrp.copyIn(xc->mem);
- if (attrp->nxm_version != NXM_LIB_VERSION) {
+ if (gtoh(attrp->nxm_version) != NXM_LIB_VERSION) {
cerr << "nxm_task_init: thread library version mismatch! "
<< "got " << attrp->nxm_version
<< ", expected " << NXM_LIB_VERSION << endl;
abort();
}
- if (attrp->flags != Tru64::NXM_TASK_INIT_VP) {
+ if (gtoh(attrp->flags) != Tru64::NXM_TASK_INIT_VP) {
cerr << "nxm_task_init: bad flag value " << attrp->flags
<< " (expected " << Tru64::NXM_TASK_INIT_VP << ")" << endl;
abort();
@@ -1012,10 +1015,10 @@ class Tru64 {
// now initialize a config_info struct and copy it out to user space
TypedBufferArg<Tru64::nxm_config_info> config(config_addr);
- config->nxm_nslots_per_rad = process->numCpus();
- config->nxm_nrads = 1; // only one RAD in our system!
- config->nxm_slot_state = slot_state_addr;
- config->nxm_rad[0] = rad_state_addr;
+ config->nxm_nslots_per_rad = htog(process->numCpus());
+ config->nxm_nrads = htog(1); // only one RAD in our system!
+ config->nxm_slot_state = htog(slot_state_addr);
+ config->nxm_rad[0] = htog(rad_state_addr);
config.copyOut(xc->mem);
@@ -1024,6 +1027,8 @@ class Tru64 {
slot_state_size);
for (int i = 0; i < process->numCpus(); ++i) {
// CPU 0 is bound to the calling process; all others are available
+ // XXX this code should have an endian conversion, but I don't think
+ // it works anyway
slot_state[i] =
(i == 0) ? Tru64::NXM_SLOT_BOUND : Tru64::NXM_SLOT_AVAIL;
}
@@ -1041,24 +1046,24 @@ class Tru64 {
rad_state->nxm_uniq_offset = attrp->nxm_uniq_offset;
for (int i = 0; i < process->numCpus(); ++i) {
Tru64::nxm_sched_state *ssp = &rad_state->nxm_ss[i];
- ssp->nxm_u.sigmask = 0;
- ssp->nxm_u.sig = 0;
- ssp->nxm_u.flags = 0;
- ssp->nxm_u.cancel_state = 0;
+ ssp->nxm_u.sigmask = htog(0);
+ ssp->nxm_u.sig = htog(0);
+ ssp->nxm_u.flags = htog(0);
+ ssp->nxm_u.cancel_state = htog(0);
ssp->nxm_u.nxm_ssig = 0;
- ssp->nxm_bits = 0;
+ ssp->nxm_bits = htog(0);
ssp->nxm_quantum = attrp->nxm_quantum;
ssp->nxm_set_quantum = attrp->nxm_quantum;
- ssp->nxm_sysevent = 0;
+ ssp->nxm_sysevent = htog(0);
if (i == 0) {
uint64_t uniq = xc->regs.miscRegs.uniq;
- ssp->nxm_u.pth_id = uniq + attrp->nxm_uniq_offset;
- ssp->nxm_u.nxm_active = uniq | 1;
+ ssp->nxm_u.pth_id = htog(uniq + gtoh(attrp->nxm_uniq_offset));
+ ssp->nxm_u.nxm_active = htog(uniq | 1);
}
else {
- ssp->nxm_u.pth_id = 0;
- ssp->nxm_u.nxm_active = 0;
+ ssp->nxm_u.pth_id = htog(0);
+ ssp->nxm_u.nxm_active = htog(0);
}
}
@@ -1067,7 +1072,7 @@ class Tru64 {
//
// copy pointer to shared config area out to user
//
- *configptr_ptr = config_addr;
+ *configptr_ptr = htog(config_addr);
configptr_ptr.copyOut(xc->mem);
// Register this as a valid address range with the process
@@ -1084,13 +1089,13 @@ class Tru64 {
{
memset(&ec->regs, 0, sizeof(ec->regs));
- ec->regs.intRegFile[ArgumentReg0] = attrp->registers.a0;
- ec->regs.intRegFile[27/*t12*/] = attrp->registers.pc;
- ec->regs.intRegFile[StackPointerReg] = attrp->registers.sp;
+ ec->regs.intRegFile[ArgumentReg0] = gtoh(attrp->registers.a0);
+ ec->regs.intRegFile[27/*t12*/] = gtoh(attrp->registers.pc);
+ ec->regs.intRegFile[StackPointerReg] = gtoh(attrp->registers.sp);
ec->regs.miscRegs.uniq = uniq_val;
- ec->regs.pc = attrp->registers.pc;
- ec->regs.npc = attrp->registers.pc + sizeof(MachInst);
+ ec->regs.pc = gtoh(attrp->registers.pc);
+ ec->regs.npc = gtoh(attrp->registers.pc) + sizeof(MachInst);
ec->activate();
}
@@ -1107,7 +1112,7 @@ class Tru64 {
// get attribute args
attrp.copyIn(xc->mem);
- if (attrp->version != NXM_LIB_VERSION) {
+ if (gtoh(attrp->version) != NXM_LIB_VERSION) {
cerr << "nxm_thread_create: thread library version mismatch! "
<< "got " << attrp->version
<< ", expected " << NXM_LIB_VERSION << endl;
@@ -1132,28 +1137,28 @@ class Tru64 {
rad_state_size);
rad_state.copyIn(xc->mem);
- uint64_t uniq_val = attrp->pthid - rad_state->nxm_uniq_offset;
+ uint64_t uniq_val = gtoh(attrp->pthid) - gtoh(rad_state->nxm_uniq_offset);
- if (attrp->type == Tru64::NXM_TYPE_MANAGER) {
+ if (gtoh(attrp->type) == Tru64::NXM_TYPE_MANAGER) {
// DEC pthreads seems to always create one of these (in
// addition to N application threads), but we don't use it,
// so don't bother creating it.
// This is supposed to be a port number. Make something up.
- *kidp = 99;
+ *kidp = htog(99);
kidp.copyOut(xc->mem);
return 0;
- } else if (attrp->type == Tru64::NXM_TYPE_VP) {
+ } else if (gtoh(attrp->type) == Tru64::NXM_TYPE_VP) {
// A real "virtual processor" kernel thread. Need to fork
// this thread on another CPU.
Tru64::nxm_sched_state *ssp = &rad_state->nxm_ss[thread_index];
- if (ssp->nxm_u.nxm_active != 0)
+ if (gtoh(ssp->nxm_u.nxm_active) != 0)
return (int) Tru64::KERN_NOT_RECEIVER;
ssp->nxm_u.pth_id = attrp->pthid;
- ssp->nxm_u.nxm_active = uniq_val | 1;
+ ssp->nxm_u.nxm_active = htog(uniq_val | 1);
rad_state.copyOut(xc->mem);
@@ -1173,6 +1178,8 @@ class Tru64 {
fatal("");
}
+ // XXX This should have an endian conversion but I think this code
+ // doesn't work anyway
slot_state[thread_index] = Tru64::NXM_SLOT_BOUND;
slot_state.copyOut(xc->mem);
@@ -1188,7 +1195,7 @@ class Tru64 {
// This is supposed to be a port number, but we'll try
// and get away with just sticking the thread index
// here.
- *kidp = thread_index;
+ *kidp = htog(thread_index);
kidp.copyOut(xc->mem);
return 0;
@@ -1320,9 +1327,9 @@ class Tru64 {
lockp.copyIn(xc->mem);
- if (*lockp == 0) {
+ if (gtoh(*lockp) == 0) {
// lock is free: grab it
- *lockp = 1;
+ *lockp = htog(1);
lockp.copyOut(xc->mem);
} else {
// lock is busy: disable until free
@@ -1375,9 +1382,9 @@ class Tru64 {
lockp.copyIn(xc->mem);
- if (*lockp == 0) {
+ if (gtoh(*lockp) == 0) {
// lock is free: grab it
- *lockp = 1;
+ *lockp = htog(1);
lockp.copyOut(xc->mem);
return 0;
} else {
@@ -1434,7 +1441,7 @@ class Tru64 {
// user is supposed to acquire lock before entering
lockp.copyIn(xc->mem);
- assert(*lockp != 0);
+ assert(gtoh(*lockp) != 0);
m5_unlock_mutex(lock_addr, process, xc);