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-rw-r--r--sim/ppc/emul_netbsd.c1425
1 files changed, 0 insertions, 1425 deletions
diff --git a/sim/ppc/emul_netbsd.c b/sim/ppc/emul_netbsd.c
deleted file mode 100644
index fae6f91..0000000
--- a/sim/ppc/emul_netbsd.c
+++ /dev/null
@@ -1,1425 +0,0 @@
-/* This file is part of the program psim.
-
- Copyright (C) 1994-1996, Andrew Cagney <cagney@highland.com.au>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
-
-
-#ifndef _EMUL_NETBSD_C_
-#define _EMUL_NETBSD_C_
-
-
-/* Note: this module is called via a table. There is no benefit in
- making it inline */
-
-#include "emul_generic.h"
-#include "emul_netbsd.h"
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <stdio.h>
-#include <signal.h>
-#include <fcntl.h>
-#include <sys/errno.h>
-#include <sys/param.h>
-#include <sys/time.h>
-
-#ifdef HAVE_GETRUSAGE
-#ifndef HAVE_SYS_RESOURCE_H
-#undef HAVE_GETRUSAGE
-#endif
-#endif
-
-#ifdef HAVE_GETRUSAGE
-#include <sys/resource.h>
-int getrusage();
-#endif
-
-#if HAVE_SYS_IOCTL_H
-#include <sys/ioctl.h>
-#endif
-
-#if HAVE_SYS_MOUNT_H
-#include <sys/mount.h>
-#endif
-
-#if HAVE_DIRENT_H
-# include <dirent.h>
-# define NAMLEN(dirent) strlen((dirent)->d_name)
-#else
-# define dirent direct
-# define NAMLEN(dirent) (dirent)->d_namlen
-# if HAVE_SYS_NDIR_H
-# include <sys/ndir.h>
-# endif
-# if HAVE_SYS_DIR_H
-# include <sys/dir.h>
-# endif
-# if HAVE_NDIR_H
-# include <ndir.h>
-# endif
-#endif
-
-#ifdef HAVE_UNISTD_H
-#undef MAXPATHLEN /* sys/param.h might define this also */
-#include <unistd.h>
-#endif
-
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-
-#define WITH_NetBSD_HOST (NetBSD >= 199306)
-#if WITH_NetBSD_HOST /* here NetBSD as that is what we're emulating */
-#include <sys/syscall.h> /* FIXME - should not be including this one */
-#include <sys/sysctl.h>
-extern int getdirentries(int fd, char *buf, int nbytes, long *basep);
-#else
-
-/* If this is not netbsd, don't allow fstatfs or getdirentries at this time */
-#undef HAVE_FSTATFS
-#undef HAVE_GETDIRENTRIES
-#endif
-
-#if (BSD < 199306) /* here BSD as just a bug */
-extern int errno;
-#endif
-
-#ifndef STATIC_INLINE_EMUL_NETBSD
-#define STATIC_INLINE_EMUL_NETBSD STATIC_INLINE
-#endif
-
-
-#if WITH_NetBSD_HOST
-#define SYS(X) ASSERT(call == (SYS_##X))
-#else
-#define SYS(X)
-#endif
-
-#if WITH_NetBSD_HOST && (PATH_MAX != 1024)
-#error "PATH_MAX not 1024"
-#elif !defined(PATH_MAX)
-#define PATH_MAX 1024
-#endif
-
-
-/* NetBSD's idea of what is needed to implement emulations */
-
-struct _os_emul_data {
- device *vm;
- emul_syscall *syscalls;
-};
-
-
-
-STATIC_INLINE_EMUL_NETBSD void
-write_stat(unsigned_word addr,
- struct stat buf,
- cpu *processor,
- unsigned_word cia)
-{
- H2T(buf.st_dev);
- H2T(buf.st_ino);
- H2T(buf.st_mode);
- H2T(buf.st_nlink);
- H2T(buf.st_uid);
- H2T(buf.st_gid);
- H2T(buf.st_size);
- H2T(buf.st_atime);
- /* H2T(buf.st_spare1); */
- H2T(buf.st_mtime);
- /* H2T(buf.st_spare2); */
- H2T(buf.st_ctime);
- /* H2T(buf.st_spare3); */
-#ifdef AC_STRUCT_ST_RDEV
- H2T(buf.st_rdev);
-#endif
-#ifdef AC_STRUCT_ST_BLKSIZE
- H2T(buf.st_blksize);
-#endif
-#ifdef AC_STRUCT_ST_BLOCKS
- H2T(buf.st_blocks);
-#endif
-#if WITH_NetBSD_HOST
- H2T(buf.st_flags);
- H2T(buf.st_gen);
-#endif
- emul_write_buffer(&buf, addr, sizeof(buf), processor, cia);
-}
-
-
-#ifdef HAVE_FSTATFS
-STATIC_INLINE_EMUL_NETBSD void
-write_statfs(unsigned_word addr,
- struct statfs buf,
- cpu *processor,
- unsigned_word cia)
-{
- H2T(buf.f_type);
- H2T(buf.f_flags);
- H2T(buf.f_bsize);
- H2T(buf.f_iosize);
- H2T(buf.f_blocks);
- H2T(buf.f_bfree);
- H2T(buf.f_bavail);
- H2T(buf.f_files);
- H2T(buf.f_ffree);
- H2T(buf.f_fsid.val[0]);
- H2T(buf.f_fsid.val[1]);
- H2T(buf.f_owner);
- /* f_spare[4]; */
- /* f_fstypename[MFSNAMELEN]; */
- /* f_mntonname[MNAMELEN]; */
- /* f_mntfromname[MNAMELEN]; */
- emul_write_buffer(&buf, addr, sizeof(buf), processor, cia);
-}
-#endif
-
-
-STATIC_INLINE_EMUL_NETBSD void
-write_timeval(unsigned_word addr,
- struct timeval t,
- cpu *processor,
- unsigned_word cia)
-{
- H2T(t.tv_sec);
- H2T(t.tv_usec);
- emul_write_buffer(&t, addr, sizeof(t), processor, cia);
-}
-
-
-STATIC_INLINE_EMUL_NETBSD void
-write_timezone(unsigned_word addr,
- struct timezone tz,
- cpu *processor,
- unsigned_word cia)
-{
- H2T(tz.tz_minuteswest);
- H2T(tz.tz_dsttime);
- emul_write_buffer(&tz, addr, sizeof(tz), processor, cia);
-}
-
-
-#ifdef HAVE_GETDIRENTRIES
-STATIC_INLINE_EMUL_NETBSD void
-write_direntries(unsigned_word addr,
- char *buf,
- int nbytes,
- cpu *processor,
- unsigned_word cia)
-{
- while (nbytes > 0) {
- struct dirent *out;
- struct dirent *in = (struct dirent*)buf;
- ASSERT(in->d_reclen <= nbytes);
- out = (struct dirent*)zalloc(in->d_reclen);
- memcpy(out/*dest*/, in/*src*/, in->d_reclen);
- H2T(out->d_fileno);
- H2T(out->d_reclen);
- H2T(out->d_type);
- H2T(out->d_namlen);
- emul_write_buffer(out, addr, in->d_reclen, processor, cia);
- nbytes -= in->d_reclen;
- addr += in->d_reclen;
- buf += in->d_reclen;
- zfree(out);
- }
-}
-#endif
-
-
-#ifdef HAVE_GETRUSAGE
-STATIC_INLINE_EMUL_NETBSD void
-write_rusage(unsigned_word addr,
- struct rusage rusage,
- cpu *processor,
- unsigned_word cia)
-{
- H2T(rusage.ru_utime.tv_sec); /* user time used */
- H2T(rusage.ru_utime.tv_usec);
- H2T(rusage.ru_stime.tv_sec); /* system time used */
- H2T(rusage.ru_stime.tv_usec);
- H2T(rusage.ru_maxrss); /* integral max resident set size */
- H2T(rusage.ru_ixrss); /* integral shared text memory size */
- H2T(rusage.ru_idrss); /* integral unshared data size */
- H2T(rusage.ru_isrss); /* integral unshared stack size */
- H2T(rusage.ru_minflt); /* page reclaims */
- H2T(rusage.ru_majflt); /* page faults */
- H2T(rusage.ru_nswap); /* swaps */
- H2T(rusage.ru_inblock); /* block input operations */
- H2T(rusage.ru_oublock); /* block output operations */
- H2T(rusage.ru_msgsnd); /* messages sent */
- H2T(rusage.ru_msgrcv); /* messages received */
- H2T(rusage.ru_nsignals); /* signals received */
- H2T(rusage.ru_nvcsw); /* voluntary context switches */
- H2T(rusage.ru_nivcsw); /* involuntary context switches */
- emul_write_buffer(&rusage, addr, sizeof(rusage), processor, cia);
-}
-#endif
-
-static void
-do_exit(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int status = (int)cpu_registers(processor)->gpr[arg0];
- SYS(exit);
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d)\n", status);
-
- cpu_halt(processor, cia, was_exited, status);
-}
-
-
-static void
-do_read(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- void *scratch_buffer;
- int d = (int)cpu_registers(processor)->gpr[arg0];
- unsigned_word buf = cpu_registers(processor)->gpr[arg0+1];
- int nbytes = cpu_registers(processor)->gpr[arg0+2];
- int status;
- SYS(read);
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, 0x%lx, %d", d, (long)buf, nbytes);
-
- /* get a tempoary bufer */
- scratch_buffer = zalloc(nbytes);
-
- /* check if buffer exists by reading it */
- emul_read_buffer(scratch_buffer, buf, nbytes, processor, cia);
-
- /* read */
-#if 0
- if (d == 0) {
- status = fread (scratch_buffer, 1, nbytes, stdin);
- if (status == 0 && ferror (stdin))
- status = -1;
- }
-#endif
- status = read (d, scratch_buffer, nbytes);
-
- emul_write_status(processor, status, errno);
- if (status > 0)
- emul_write_buffer(scratch_buffer, buf, status, processor, cia);
-
- zfree(scratch_buffer);
-}
-
-
-static void
-do_write(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- void *scratch_buffer = NULL;
- int nr_moved;
- int d = (int)cpu_registers(processor)->gpr[arg0];
- unsigned_word buf = cpu_registers(processor)->gpr[arg0+1];
- int nbytes = cpu_registers(processor)->gpr[arg0+2];
- int status;
- SYS(write);
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, 0x%lx, %d", d, (long)buf, nbytes);
-
- /* get a tempoary bufer */
- scratch_buffer = zalloc(nbytes); /* FIXME - nbytes == 0 */
-
- /* copy in */
- nr_moved = vm_data_map_read_buffer(cpu_data_map(processor),
- scratch_buffer,
- buf,
- nbytes);
- if (nr_moved != nbytes) {
- /* FIXME - should handle better */
- error("system_call()write copy failed (nr_moved=%d != nbytes=%d)\n",
- nr_moved, nbytes);
- }
-
- /* write */
- status = write(d, scratch_buffer, nbytes);
- emul_write_status(processor, status, errno);
- zfree(scratch_buffer);
-
- flush_stdoutput();
-}
-
-
-static void
-do_open(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- unsigned_word path_addr = cpu_registers(processor)->gpr[arg0];
- char path_buf[PATH_MAX];
- char *path = emul_read_string(path_buf, path_addr, PATH_MAX, processor, cia);
- int flags = (int)cpu_registers(processor)->gpr[arg0+1];
- int mode = (int)cpu_registers(processor)->gpr[arg0+2];
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("0x%lx [%s], 0x%x, 0x%x", (long)path_addr, path, flags, mode);
-
- SYS(open);
- emul_write_status(processor, open(path, flags, mode), errno);
-}
-
-
-static void
-do_close(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int d = (int)cpu_registers(processor)->gpr[arg0];
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d", d);
-
- SYS(close);
- emul_write_status(processor, close(d), errno);
-}
-
-
-static void
-do_break(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- /* just pass this onto the `vm' device */
- psim *system = cpu_system(processor);
- unsigned_word new_break = cpu_registers(processor)->gpr[arg0];
- int status;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("0x%lx", (long)cpu_registers(processor)->gpr[arg0]);
-
- SYS(break);
- status = device_ioctl(emul->vm,
- system,
- processor,
- cia,
- new_break); /*ioctl-data*/
- emul_write_status(processor, 0, status);
-}
-
-
-#ifndef HAVE_GETPID
-#define do_getpid 0
-#else
-static void
-do_getpid(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- SYS(getpid);
- emul_write_status(processor, (int)getpid(), 0);
-}
-#endif
-
-#ifndef HAVE_GETUID
-#define do_getuid 0
-#else
-static void
-do_getuid(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- SYS(getuid);
- emul_write_status(processor, (int)getuid(), 0);
-}
-#endif
-
-#ifndef HAVE_GETEUID
-#define do_geteuid 0
-#else
-static void
-do_geteuid(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- SYS(geteuid);
- emul_write_status(processor, (int)geteuid(), 0);
-}
-#endif
-
-#ifndef HAVE_KILL
-#define do_kill 0
-#else
-static void
-do_kill(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- pid_t pid = cpu_registers(processor)->gpr[arg0];
- int sig = cpu_registers(processor)->gpr[arg0+1];
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, %d", (int)pid, sig);
-
- SYS(kill);
- printf_filtered("SYS_kill at 0x%lx - more to this than just being killed\n",
- (long)cia);
- cpu_halt(processor, cia, was_signalled, sig);
-}
-#endif
-
-#ifndef HAVE_DUP
-#define do_dup 0
-#else
-static void
-do_dup(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int oldd = cpu_registers(processor)->gpr[arg0];
- int status = dup(oldd);
- int err = errno;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d", oldd);
-
- SYS(dup);
- emul_write_status(processor, status, err);
-}
-#endif
-
-#ifndef HAVE_GETEGID
-#define do_getegid 0
-#else
-static void
-do_getegid(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- SYS(getegid);
- emul_write_status(processor, (int)getegid(), 0);
-}
-#endif
-
-#ifndef HAVE_GETGID
-#define do_getgid 0
-#else
-static void
-do_getgid(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- SYS(getgid);
- emul_write_status(processor, (int)getgid(), 0);
-}
-#endif
-
-#ifndef HAVE_SIGPROCMASK
-#define do_sigprocmask 0
-#else
-static void
-do_sigprocmask(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- natural_word how = cpu_registers(processor)->gpr[arg0];
- unsigned_word set = cpu_registers(processor)->gpr[arg0+1];
- unsigned_word oset = cpu_registers(processor)->gpr[arg0+2];
- SYS(sigprocmask);
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%ld, 0x%ld, 0x%ld", (long)how, (long)set, (long)oset);
-
- emul_write_status(processor, 0, 0);
- cpu_registers(processor)->gpr[4] = set;
-}
-#endif
-
-#ifndef HAVE_IOCTL
-#define do_ioctl 0
-#else
-static void
-do_ioctl(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int d = cpu_registers(processor)->gpr[arg0];
- unsigned request = cpu_registers(processor)->gpr[arg0+1];
- unsigned_word argp_addr = cpu_registers(processor)->gpr[arg0+2];
-
-#if !WITH_NetBSD_HOST
- cpu_registers(processor)->gpr[arg0] = 0; /* just succeed */
-#else
- unsigned dir = request & IOC_DIRMASK;
- int status;
- SYS(ioctl);
- /* what we haven't done */
- if (dir & IOC_IN /* write into the io device */
- || dir & IOC_OUT
- || !(dir & IOC_VOID))
- error("do_ioctl() read or write of parameter not implemented\n");
- status = ioctl(d, request, NULL);
- emul_write_status(processor, status, errno);
-#endif
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, 0x%x, 0x%lx", d, request, (long)argp_addr);
-}
-#endif
-
-#ifndef HAVE_UMASK
-#define do_umask 0
-#else
-static void
-do_umask(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int mask = cpu_registers(processor)->gpr[arg0];
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("0%o", mask);
-
- SYS(umask);
- emul_write_status(processor, umask(mask), 0);
-}
-#endif
-
-#ifndef HAVE_DUP2
-#define do_dup2 0
-#else
-static void
-do_dup2(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int oldd = cpu_registers(processor)->gpr[arg0];
- int newd = cpu_registers(processor)->gpr[arg0+1];
- int status = dup2(oldd, newd);
- int err = errno;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, %d", oldd, newd);
-
- SYS(dup2);
- emul_write_status(processor, status, err);
-}
-#endif
-
-#ifndef HAVE_FCNTL
-#define do_fcntl 0
-#else
-static void
-do_fcntl(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int fd = cpu_registers(processor)->gpr[arg0];
- int cmd = cpu_registers(processor)->gpr[arg0+1];
- int arg = cpu_registers(processor)->gpr[arg0+2];
- int status;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, %d, %d", fd, cmd, arg);
-
- SYS(fcntl);
- status = fcntl(fd, cmd, arg);
- emul_write_status(processor, status, errno);
-}
-#endif
-
-#ifndef HAVE_GETTIMEOFDAY
-#define do_gettimeofday 0
-#else
-static void
-do_gettimeofday(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- unsigned_word t_addr = cpu_registers(processor)->gpr[arg0];
- unsigned_word tz_addr = cpu_registers(processor)->gpr[arg0+1];
- struct timeval t;
- struct timezone tz;
- int status = gettimeofday((t_addr != 0 ? &t : NULL),
- (tz_addr != 0 ? &tz : NULL));
- int err = errno;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("0x%lx, 0x%lx", (long)t_addr, (long)tz_addr);
-
- SYS(gettimeofday);
- emul_write_status(processor, status, err);
- if (status == 0) {
- if (t_addr != 0)
- write_timeval(t_addr, t, processor, cia);
- if (tz_addr != 0)
- write_timezone(tz_addr, tz, processor, cia);
- }
-}
-#endif
-
-#ifndef HAVE_GETRUSAGE
-#define do_getrusage 0
-#else
-static void
-do_getrusage(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int who = cpu_registers(processor)->gpr[arg0];
- unsigned_word rusage_addr = cpu_registers(processor)->gpr[arg0+1];
- struct rusage rusage;
- int status = getrusage(who, (rusage_addr != 0 ? &rusage : NULL));
- int err = errno;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, 0x%lx", who, (long)rusage_addr);
-
- SYS(getrusage);
- emul_write_status(processor, status, err);
- if (status == 0) {
- if (rusage_addr != 0)
- write_rusage(rusage_addr, rusage, processor, cia);
- }
-}
-#endif
-
-
-#ifndef HAVE_FSTATFS
-#define do_fstatfs 0
-#else
-static void
-do_fstatfs(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int fd = cpu_registers(processor)->gpr[arg0];
- unsigned_word buf_addr = cpu_registers(processor)->gpr[arg0+1];
- struct statfs buf;
- int status;
-
- if (WITH_TRACE && ppc_trace[trace_os_emul])
- printf_filtered ("%d, 0x%lx", fd, (long)buf_addr);
-
- SYS(fstatfs);
- status = fstatfs(fd, (buf_addr == 0 ? NULL : &buf));
- emul_write_status(processor, status, errno);
- if (status == 0) {
- if (buf_addr != 0)
- write_statfs(buf_addr, buf, processor, cia);
- }
-}
-#endif
-
-#ifndef HAVE_STAT
-#define do_stat 0
-#else
-static void
-do_stat(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- char path_buf[PATH_MAX];
- unsigned_word path_addr = cpu_registers(processor)->gpr[arg0];
- unsigned_word stat_buf_addr = cpu_registers(processor)->gpr[arg0+1];
- char *path = emul_read_string(path_buf, path_addr, PATH_MAX, processor, cia);
- struct stat buf;
- int status;
- SYS(stat);
- status = stat(path, &buf);
- emul_write_status(processor, status, errno);
- if (status == 0)
- write_stat(stat_buf_addr, buf, processor, cia);
-}
-#endif
-
-#ifndef HAVE_FSTAT
-#define do_fstat 0
-#else
-static void
-do_fstat(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int fd = cpu_registers(processor)->gpr[arg0];
- unsigned_word stat_buf_addr = cpu_registers(processor)->gpr[arg0+1];
- struct stat buf;
- SYS(fstat);
- emul_write_status(processor, fstat(fd, &buf), errno);
- write_stat(stat_buf_addr, buf, processor, cia);
-}
-#endif
-
-#ifndef HAVE_LSTAT
-#define do_lstat 0
-#else
-static void
-do_lstat(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- char path_buf[PATH_MAX];
- unsigned_word path_addr = cpu_registers(processor)->gpr[arg0];
- char *path = emul_read_string(path_buf, path_addr, PATH_MAX, processor, cia);
- unsigned_word stat_buf_addr = cpu_registers(processor)->gpr[arg0+1];
- struct stat buf;
- SYS(lstat);
- emul_write_status(processor, stat(path, &buf), errno);
- write_stat(stat_buf_addr, buf, processor, cia);
-}
-#endif
-
-#ifndef HAVE_GETDIRENTRIES
-#define do_getdirentries 0
-#else
-static void
-do_getdirentries(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int fd = cpu_registers(processor)->gpr[arg0];
- unsigned_word buf_addr = cpu_registers(processor)->gpr[arg0+1];
- char *buf;
- int nbytes = cpu_registers(processor)->gpr[arg0+2];
- unsigned_word basep_addr = cpu_registers(processor)->gpr[arg0+3];
- long basep;
- int status;
- SYS(getdirentries);
- if (buf_addr != 0 && nbytes >= 0)
- buf = zalloc(nbytes);
- else
- buf = NULL;
- status = getdirentries(fd,
- (buf_addr == 0 ? NULL : buf),
- nbytes,
- (basep_addr == 0 ? NULL : &basep));
- emul_write_status(processor, status, errno);
- if (basep_addr != 0)
- emul_write_word(basep_addr, basep, processor, cia);
- if (status > 0)
- write_direntries(buf_addr, buf, status, processor, cia);
- if (buf != NULL)
- zfree(buf);
-}
-#endif
-
-
-static void
-do___syscall(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- SYS(__syscall);
- emul_do_system_call(emul,
- emul->syscalls,
- cpu_registers(processor)->gpr[arg0],
- arg0 + 1,
- processor,
- cia);
-}
-
-#ifndef HAVE_LSEEK
-#define do_lseek 0
-#else
-static void
-do_lseek(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- int fildes = cpu_registers(processor)->gpr[arg0];
- off_t offset = emul_read_gpr64(processor, arg0+2);
- int whence = cpu_registers(processor)->gpr[arg0+4];
- off_t status;
- SYS(lseek);
- status = lseek(fildes, offset, whence);
- if (status == -1)
- emul_write_status(processor, -1, errno);
- else {
- emul_write_status(processor, 0, 0); /* success */
- emul_write_gpr64(processor, 3, status);
- }
-}
-#endif
-
-static void
-do___sysctl(os_emul_data *emul,
- unsigned call,
- const int arg0,
- cpu *processor,
- unsigned_word cia)
-{
- /* call the arguments by their real name */
- unsigned_word name = cpu_registers(processor)->gpr[arg0];
- natural_word namelen = cpu_registers(processor)->gpr[arg0+1];
- unsigned_word oldp = cpu_registers(processor)->gpr[arg0+2];
- unsigned_word oldlenp = cpu_registers(processor)->gpr[arg0+3];
- natural_word oldlen;
- natural_word mib;
- natural_word int_val;
- SYS(__sysctl);
-
- /* pluck out the management information base id */
- if (namelen < 1)
- error("system_call()SYS___sysctl bad name[0]\n");
- mib = vm_data_map_read_word(cpu_data_map(processor),
- name,
- processor,
- cia);
- name += sizeof(mib);
-
- /* see what to do with it ... */
- switch ((int)mib) {
- case 6/*CTL_HW*/:
-#if WITH_NetBSD_HOST && (CTL_HW != 6)
-# error "CTL_HW"
-#endif
- if (namelen < 2)
- error("system_call()SYS___sysctl - CTL_HW - bad name[1]\n");
- mib = vm_data_map_read_word(cpu_data_map(processor),
- name,
- processor,
- cia);
- name += sizeof(mib);
- switch ((int)mib) {
- case 7/*HW_PAGESIZE*/:
-#if WITH_NetBSD_HOST && (HW_PAGESIZE != 7)
-# error "HW_PAGESIZE"
-#endif
- oldlen = vm_data_map_read_word(cpu_data_map(processor),
- oldlenp,
- processor,
- cia);
- if (sizeof(natural_word) > oldlen)
- error("system_call()sysctl - CTL_HW.HW_PAGESIZE - to small\n");
- int_val = 8192;
- oldlen = sizeof(int_val);
- emul_write_word(oldp, int_val, processor, cia);
- emul_write_word(oldlenp, oldlen, processor, cia);
- break;
- default:
- error("sysctl() CTL_HW.%d unknown\n", mib);
- break;
- }
- break;
- default:
- error("sysctl() name[0]=%d unknown\n", (int)mib);
- break;
- }
- emul_write_status(processor, 0, 0); /* always succeed */
-}
-
-
-
-static emul_syscall_descriptor netbsd_descriptors[] = {
- /* 0 */ { 0, "syscall" },
- /* 1 */ { do_exit, "exit" },
- /* 2 */ { 0, "fork" },
- /* 3 */ { do_read, "read" },
- /* 4 */ { do_write, "write" },
- /* 5 */ { do_open, "open" },
- /* 6 */ { do_close, "close" },
- /* 7 */ { 0, "wait4" },
- { 0, }, /* 8 is old creat */
- /* 9 */ { 0, "link" },
- /* 10 */ { 0, "unlink" },
- { 0, }, /* 11 is obsolete execv */
- /* 12 */ { 0, "chdir" },
- /* 13 */ { 0, "fchdir" },
- /* 14 */ { 0, "mknod" },
- /* 15 */ { 0, "chmod" },
- /* 16 */ { 0, "chown" },
- /* 17 */ { do_break, "break" },
- /* 18 */ { 0, "getfsstat" },
- { 0, }, /* 19 is old lseek */
- /* 20 */ { do_getpid, "getpid" },
- /* 21 */ { 0, "mount" },
- /* 22 */ { 0, "unmount" },
- /* 23 */ { 0, "setuid" },
- /* 24 */ { do_getuid, "getuid" },
- /* 25 */ { do_geteuid, "geteuid" },
- /* 26 */ { 0, "ptrace" },
- /* 27 */ { 0, "recvmsg" },
- /* 28 */ { 0, "sendmsg" },
- /* 29 */ { 0, "recvfrom" },
- /* 30 */ { 0, "accept" },
- /* 31 */ { 0, "getpeername" },
- /* 32 */ { 0, "getsockname" },
- /* 33 */ { 0, "access" },
- /* 34 */ { 0, "chflags" },
- /* 35 */ { 0, "fchflags" },
- /* 36 */ { 0, "sync" },
- /* 37 */ { do_kill, "kill" },
- { 0, }, /* 38 is old stat */
- /* 39 */ { 0, "getppid" },
- { 0, }, /* 40 is old lstat */
- /* 41 */ { do_dup, "dup" },
- /* 42 */ { 0, "pipe" },
- /* 43 */ { do_getegid, "getegid" },
- /* 44 */ { 0, "profil" },
- /* 45 */ { 0, "ktrace" },
- /* 46 */ { 0, "sigaction" },
- /* 47 */ { do_getgid, "getgid" },
- /* 48 */ { do_sigprocmask, "sigprocmask" },
- /* 49 */ { 0, "getlogin" },
- /* 50 */ { 0, "setlogin" },
- /* 51 */ { 0, "acct" },
- /* 52 */ { 0, "sigpending" },
- /* 53 */ { 0, "sigaltstack" },
- /* 54 */ { do_ioctl, "ioctl" },
- /* 55 */ { 0, "reboot" },
- /* 56 */ { 0, "revoke" },
- /* 57 */ { 0, "symlink" },
- /* 58 */ { 0, "readlink" },
- /* 59 */ { 0, "execve" },
- /* 60 */ { do_umask, "umask" },
- /* 61 */ { 0, "chroot" },
- { 0, }, /* 62 is old fstat */
- { 0, }, /* 63 is old getkerninfo */
- { 0, }, /* 64 is old getpagesize */
- /* 65 */ { 0, "msync" },
- /* 66 */ { 0, "vfork" },
- { 0, }, /* 67 is obsolete vread */
- { 0, }, /* 68 is obsolete vwrite */
- /* 69 */ { 0, "sbrk" },
- /* 70 */ { 0, "sstk" },
- { 0, }, /* 71 is old mmap */
- /* 72 */ { 0, "vadvise" },
- /* 73 */ { 0, "munmap" },
- /* 74 */ { 0, "mprotect" },
- /* 75 */ { 0, "madvise" },
- { 0, }, /* 76 is obsolete vhangup */
- { 0, }, /* 77 is obsolete vlimit */
- /* 78 */ { 0, "mincore" },
- /* 79 */ { 0, "getgroups" },
- /* 80 */ { 0, "setgroups" },
- /* 81 */ { 0, "getpgrp" },
- /* 82 */ { 0, "setpgid" },
- /* 83 */ { 0, "setitimer" },
- { 0, }, /* 84 is old wait */
- /* 85 */ { 0, "swapon" },
- /* 86 */ { 0, "getitimer" },
- { 0, }, /* 87 is old gethostname */
- { 0, }, /* 88 is old sethostname */
- { 0, }, /* 89 is old getdtablesize */
- { do_dup2, "dup2" },
- { 0, }, /* 91 */
- /* 92 */ { do_fcntl, "fcntl" },
- /* 93 */ { 0, "select" },
- { 0, }, /* 94 */
- /* 95 */ { 0, "fsync" },
- /* 96 */ { 0, "setpriority" },
- /* 97 */ { 0, "socket" },
- /* 98 */ { 0, "connect" },
- { 0, }, /* 99 is old accept */
- /* 100 */ { 0, "getpriority" },
- { 0, }, /* 101 is old send */
- { 0, }, /* 102 is old recv */
- /* 103 */ { 0, "sigreturn" },
- /* 104 */ { 0, "bind" },
- /* 105 */ { 0, "setsockopt" },
- /* 106 */ { 0, "listen" },
- { 0, }, /* 107 is obsolete vtimes */
- { 0, }, /* 108 is old sigvec */
- { 0, }, /* 109 is old sigblock */
- { 0, }, /* 110 is old sigsetmask */
- /* 111 */ { 0, "sigsuspend" },
- { 0, }, /* 112 is old sigstack */
- { 0, }, /* 113 is old recvmsg */
- { 0, }, /* 114 is old sendmsg */
- /* - is obsolete vtrace */ { 0, "vtrace 115" },
- /* 116 */ { do_gettimeofday, "gettimeofday" },
- /* 117 */ { do_getrusage, "getrusage" },
- /* 118 */ { 0, "getsockopt" },
- /* 119 */ { 0, "resuba" },
- /* 120 */ { 0, "readv" },
- /* 121 */ { 0, "writev" },
- /* 122 */ { 0, "settimeofday" },
- /* 123 */ { 0, "fchown" },
- /* 124 */ { 0, "fchmod" },
- { 0, }, /* 125 is old recvfrom */
- { 0, }, /* 126 is old setreuid */
- { 0, }, /* 127 is old setregid */
- /* 128 */ { 0, "rename" },
- { 0, }, /* 129 is old truncate */
- { 0, }, /* 130 is old ftruncate */
- /* 131 */ { 0, "flock" },
- /* 132 */ { 0, "mkfifo" },
- /* 133 */ { 0, "sendto" },
- /* 134 */ { 0, "shutdown" },
- /* 135 */ { 0, "socketpair" },
- /* 136 */ { 0, "mkdir" },
- /* 137 */ { 0, "rmdir" },
- /* 138 */ { 0, "utimes" },
- { 0, }, /* 139 is obsolete 4.2 sigreturn */
- /* 140 */ { 0, "adjtime" },
- { 0, }, /* 141 is old getpeername */
- { 0, }, /* 142 is old gethostid */
- { 0, }, /* 143 is old sethostid */
- { 0, }, /* 144 is old getrlimit */
- { 0, }, /* 145 is old setrlimit */
- { 0, }, /* 146 is old killpg */
- /* 147 */ { 0, "setsid" },
- /* 148 */ { 0, "quotactl" },
- { 0, }, /* 149 is old quota */
- { 0, }, /* 150 is old getsockname */
- { 0, }, /* 151 */
- { 0, }, /* 152 */
- { 0, }, /* 153 */
- { 0, }, /* 154 */
- /* 155 */ { 0, "nfssvc" },
- { 0, }, /* 156 is old getdirentries */
- /* 157 */ { 0, "statfs" },
- /* 158 */ { do_fstatfs, "fstatfs" },
- { 0, }, /* 159 */
- { 0, }, /* 160 */
- /* 161 */ { 0, "getfh" },
- { 0, }, /* 162 is old getdomainname */
- { 0, }, /* 163 is old setdomainname */
- { 0, }, /* 164 is old uname */
- /* 165 */ { 0, "sysarch" },
- { 0, }, /* 166 */
- { 0, }, /* 167 */
- { 0, }, /* 168 */
- /* 169 */ { 0, "semsys" },
- /* 170 */ { 0, "msgsys" },
- /* 171 */ { 0, "shmsys" },
- { 0, }, /* 172 */
- { 0, }, /* 173 */
- { 0, }, /* 174 */
- { 0, }, /* 175 */
- { 0, }, /* 176 */
- { 0, }, /* 177 */
- { 0, }, /* 178 */
- { 0, }, /* 179 */
- { 0, }, /* 180 */
- /* 181 */ { 0, "setgid" },
- /* 182 */ { 0, "setegid" },
- /* 183 */ { 0, "seteuid" },
- /* 184 */ { 0, "lfs_bmapv" },
- /* 185 */ { 0, "lfs_markv" },
- /* 186 */ { 0, "lfs_segclean" },
- /* 187 */ { 0, "lfs_segwait" },
- /* 188 */ { do_stat, "stat" },
- /* 189 */ { do_fstat, "fstat" },
- /* 190 */ { do_lstat, "lstat" },
- /* 191 */ { 0, "pathconf" },
- /* 192 */ { 0, "fpathconf" },
- { 0, }, /* 193 */
- /* 194 */ { 0, "getrlimit" },
- /* 195 */ { 0, "setrlimit" },
- /* 196 */ { do_getdirentries, "getdirentries" },
- /* 197 */ { 0, "mmap" },
- /* 198 */ { do___syscall, "__syscall" },
- /* 199 */ { do_lseek, "lseek" },
- /* 200 */ { 0, "truncate" },
- /* 201 */ { 0, "ftruncate" },
- /* 202 */ { do___sysctl, "__sysctl" },
- /* 203 */ { 0, "mlock" },
- /* 204 */ { 0, "munlock" },
-};
-
-static char *(netbsd_error_names[]) = {
- /* 0 */ "ESUCCESS",
- /* 1 */ "EPERM",
- /* 2 */ "ENOENT",
- /* 3 */ "ESRCH",
- /* 4 */ "EINTR",
- /* 5 */ "EIO",
- /* 6 */ "ENXIO",
- /* 7 */ "E2BIG",
- /* 8 */ "ENOEXEC",
- /* 9 */ "EBADF",
- /* 10 */ "ECHILD",
- /* 11 */ "EDEADLK",
- /* 12 */ "ENOMEM",
- /* 13 */ "EACCES",
- /* 14 */ "EFAULT",
- /* 15 */ "ENOTBLK",
- /* 16 */ "EBUSY",
- /* 17 */ "EEXIST",
- /* 18 */ "EXDEV",
- /* 19 */ "ENODEV",
- /* 20 */ "ENOTDIR",
- /* 21 */ "EISDIR",
- /* 22 */ "EINVAL",
- /* 23 */ "ENFILE",
- /* 24 */ "EMFILE",
- /* 25 */ "ENOTTY",
- /* 26 */ "ETXTBSY",
- /* 27 */ "EFBIG",
- /* 28 */ "ENOSPC",
- /* 29 */ "ESPIPE",
- /* 30 */ "EROFS",
- /* 31 */ "EMLINK",
- /* 32 */ "EPIPE",
- /* 33 */ "EDOM",
- /* 34 */ "ERANGE",
- /* 35 */ "EAGAIN",
- /* 36 */ "EINPROGRESS",
- /* 37 */ "EALREADY",
- /* 38 */ "ENOTSOCK",
- /* 39 */ "EDESTADDRREQ",
- /* 40 */ "EMSGSIZE",
- /* 41 */ "EPROTOTYPE",
- /* 42 */ "ENOPROTOOPT",
- /* 43 */ "EPROTONOSUPPORT",
- /* 44 */ "ESOCKTNOSUPPORT",
- /* 45 */ "EOPNOTSUPP",
- /* 46 */ "EPFNOSUPPORT",
- /* 47 */ "EAFNOSUPPORT",
- /* 48 */ "EADDRINUSE",
- /* 49 */ "EADDRNOTAVAIL",
- /* 50 */ "ENETDOWN",
- /* 51 */ "ENETUNREACH",
- /* 52 */ "ENETRESET",
- /* 53 */ "ECONNABORTED",
- /* 54 */ "ECONNRESET",
- /* 55 */ "ENOBUFS",
- /* 56 */ "EISCONN",
- /* 57 */ "ENOTCONN",
- /* 58 */ "ESHUTDOWN",
- /* 59 */ "ETOOMANYREFS",
- /* 60 */ "ETIMEDOUT",
- /* 61 */ "ECONNREFUSED",
- /* 62 */ "ELOOP",
- /* 63 */ "ENAMETOOLONG",
- /* 64 */ "EHOSTDOWN",
- /* 65 */ "EHOSTUNREACH",
- /* 66 */ "ENOTEMPTY",
- /* 67 */ "EPROCLIM",
- /* 68 */ "EUSERS",
- /* 69 */ "EDQUOT",
- /* 70 */ "ESTALE",
- /* 71 */ "EREMOTE",
- /* 72 */ "EBADRPC",
- /* 73 */ "ERPCMISMATCH",
- /* 74 */ "EPROGUNAVAIL",
- /* 75 */ "EPROGMISMATCH",
- /* 76 */ "EPROCUNAVAIL",
- /* 77 */ "ENOLCK",
- /* 78 */ "ENOSYS",
- /* 79 */ "EFTYPE",
- /* 80 */ "EAUTH",
- /* 81 */ "ENEEDAUTH",
- /* 81 */ "ELAST",
-};
-
-static char *(netbsd_signal_names[]) = {
- /* 0 */ 0,
- /* 1 */ "SIGHUP",
- /* 2 */ "SIGINT",
- /* 3 */ "SIGQUIT",
- /* 4 */ "SIGILL",
- /* 5 */ "SIGTRAP",
- /* 6 */ "SIGABRT",
- /* 7 */ "SIGEMT",
- /* 8 */ "SIGFPE",
- /* 9 */ "SIGKILL",
- /* 10 */ "SIGBUS",
- /* 11 */ "SIGSEGV",
- /* 12 */ "SIGSYS",
- /* 13 */ "SIGPIPE",
- /* 14 */ "SIGALRM",
- /* 15 */ "SIGTERM",
- /* 16 */ "SIGURG",
- /* 17 */ "SIGSTOP",
- /* 18 */ "SIGTSTP",
- /* 19 */ "SIGCONT",
- /* 20 */ "SIGCHLD",
- /* 21 */ "SIGTTIN",
- /* 22 */ "SIGTTOU",
- /* 23 */ "SIGIO",
- /* 24 */ "SIGXCPU",
- /* 25 */ "SIGXFSZ",
- /* 26 */ "SIGVTALRM",
- /* 27 */ "SIGPROF",
- /* 28 */ "SIGWINCH",
- /* 29 */ "SIGINFO",
- /* 30 */ "SIGUSR1",
- /* 31 */ "SIGUSR2",
-};
-
-static emul_syscall emul_netbsd_syscalls = {
- netbsd_descriptors,
- sizeof(netbsd_descriptors) / sizeof(netbsd_descriptors[0]),
- netbsd_error_names,
- sizeof(netbsd_error_names) / sizeof(netbsd_error_names[0]),
- netbsd_signal_names,
- sizeof(netbsd_signal_names) / sizeof(netbsd_signal_names[0]),
-};
-
-
-/* NetBSD's os_emul interface, most are just passed on to the generic
- syscall stuff */
-
-static os_emul_data *
-emul_netbsd_create(device *root,
- bfd *image,
- const char *name)
-{
- unsigned_word top_of_stack;
- unsigned stack_size;
- int elf_binary;
- os_emul_data *bsd_data;
- device *vm;
-
- /* check that this emulation is really for us */
- if (name != NULL && strcmp(name, "netbsd") != 0)
- return NULL;
- if (image == NULL)
- return NULL;
-
-
- /* merge any emulation specific entries into the device tree */
-
- /* establish a few defaults */
- if (image->xvec->flavour == bfd_target_elf_flavour) {
- elf_binary = 1;
- top_of_stack = 0xe0000000;
- stack_size = 0x00100000;
- }
- else {
- elf_binary = 0;
- top_of_stack = 0x20000000;
- stack_size = 0x00100000;
- }
-
- /* options */
- emul_add_tree_options(root, image, "netbsd",
- (WITH_ENVIRONMENT == USER_ENVIRONMENT
- ? "user" : "virtual"),
- 0 /*oea-interrupt-prefix*/);
-
- /* virtual memory - handles growth of stack/heap */
- vm = device_tree_add_parsed(root, "/openprom/vm@0x%lx",
- (unsigned long)(top_of_stack - stack_size));
- device_tree_add_parsed(vm, "./stack-base 0x%lx",
- (unsigned long)(top_of_stack - stack_size));
- device_tree_add_parsed(vm, "./nr-bytes 0x%x", stack_size);
-
- device_tree_add_parsed(root, "/openprom/vm/map-binary/file-name %s",
- bfd_get_filename(image));
-
- /* finish the init */
- device_tree_add_parsed(root, "/openprom/init/register/pc 0x%lx",
- (unsigned long)bfd_get_start_address(image));
- device_tree_add_parsed(root, "/openprom/init/register/sp 0x%lx",
- (unsigned long)top_of_stack);
- device_tree_add_parsed(root, "/openprom/init/register/msr 0x%x",
- (device_find_boolean_property(root, "/options/little-endian?")
- ? msr_little_endian_mode
- : 0));
- device_tree_add_parsed(root, "/openprom/init/stack/stack-type %s",
- (elf_binary ? "elf" : "xcoff"));
-
- /* finally our emulation data */
- bsd_data = ZALLOC(os_emul_data);
- bsd_data->vm = vm;
- bsd_data->syscalls = &emul_netbsd_syscalls;
- return bsd_data;
-}
-
-static void
-emul_netbsd_init(os_emul_data *emul_data,
- int nr_cpus)
-{
- /* nothing yet */
-}
-
-static void
-emul_netbsd_system_call(cpu *processor,
- unsigned_word cia,
- os_emul_data *emul_data)
-{
- emul_do_system_call(emul_data,
- emul_data->syscalls,
- cpu_registers(processor)->gpr[0],
- 3, /*r3 contains arg0*/
- processor,
- cia);
-}
-
-const os_emul emul_netbsd = {
- "netbsd",
- emul_netbsd_create,
- emul_netbsd_init,
- emul_netbsd_system_call,
- 0, /*instruction_call*/
- 0 /*data*/
-};
-
-#endif /* _EMUL_NETBSD_C_ */