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[Qemu-devel] [PATCH 1/4] bsd-user: Implement new syscall print_sysarch a
|
From: |
Sean Bruno |
|
Subject: |
[Qemu-devel] [PATCH 1/4] bsd-user: Implement new syscall print_sysarch and add strace support |
|
Date: |
Thu, 19 Jun 2014 17:19:45 -0700 |
Signed-off-by: Sean Bruno <address@hidden>
Signed-off-by: Stacey Son <address@hidden>
---
bsd-user/freebsd/os-strace.h | 35 +++++++++++++++
bsd-user/freebsd/strace.list | 2 +-
bsd-user/i386/syscall.h | 21 +++++++++
bsd-user/i386/target_arch_sysarch.h | 78 ++++++++++++++++++++++++++++++++++
bsd-user/netbsd/os-strace.h | 37 ++++++++++++++++
bsd-user/openbsd/os-strace.h | 37 ++++++++++++++++
bsd-user/qemu.h | 3 ++
bsd-user/sparc/syscall.h | 27 +++++++++++-
bsd-user/sparc/target_arch_sysarch.h | 52 +++++++++++++++++++++++
bsd-user/sparc64/syscall.h | 26 +++++++++++-
bsd-user/sparc64/target_arch_sysarch.h | 52 +++++++++++++++++++++++
bsd-user/strace.c | 10 +++++
bsd-user/syscall.c | 63 +--------------------------
bsd-user/x86_64/syscall.h | 24 ++++++++++-
bsd-user/x86_64/target_arch_sysarch.h | 76 +++++++++++++++++++++++++++++++++
15 files changed, 477 insertions(+), 66 deletions(-)
create mode 100644 bsd-user/freebsd/os-strace.h
create mode 100644 bsd-user/i386/target_arch_sysarch.h
create mode 100644 bsd-user/netbsd/os-strace.h
create mode 100644 bsd-user/openbsd/os-strace.h
create mode 100644 bsd-user/sparc/target_arch_sysarch.h
create mode 100644 bsd-user/sparc64/target_arch_sysarch.h
create mode 100644 bsd-user/x86_64/target_arch_sysarch.h
diff --git a/bsd-user/freebsd/os-strace.h b/bsd-user/freebsd/os-strace.h
new file mode 100644
index 0000000..c856450
--- /dev/null
+++ b/bsd-user/freebsd/os-strace.h
@@ -0,0 +1,35 @@
+/*
+ * FreeBSD dependent strace print functions
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "target_arch_sysarch.h" /* architecture dependent functions */
+
+
+static inline void do_os_print_sysarch(const struct syscallname *name,
+ abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4,
+ abi_long arg5, abi_long arg6)
+{
+ /* This is arch dependent */
+ do_freebsd_arch_print_sysarch(name, arg1, arg2, arg3, arg4, arg5, arg6);
+}
+
+/* sysarch() is architecture dependent. */
+abi_long do_bsd_sysarch(void *cpu_env, abi_long arg1, abi_long arg2)
+{
+ return do_freebsd_arch_sysarch(cpu_env, arg1, arg2);
+}
diff --git a/bsd-user/freebsd/strace.list b/bsd-user/freebsd/strace.list
index 2800a2d..55f5ff8 100644
--- a/bsd-user/freebsd/strace.list
+++ b/bsd-user/freebsd/strace.list
@@ -209,7 +209,7 @@
{ TARGET_FREEBSD_NR_statfs, "statfs", "%s(\"%s\",%p)", NULL, NULL },
{ TARGET_FREEBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL },
{ TARGET_FREEBSD_NR_sync, "sync", NULL, NULL, NULL },
-{ TARGET_FREEBSD_NR_sysarch, "sysarch", NULL, NULL, NULL },
+{ TARGET_FREEBSD_NR_sysarch, "sysarch", NULL, print_sysarch, NULL },
{ TARGET_FREEBSD_NR_syscall, "syscall", NULL, NULL, NULL },
{ TARGET_FREEBSD_NR_thr_create, "thr_create", "%s(%#x, %#x, %d)", NULL, NULL },
{ TARGET_FREEBSD_NR_thr_exit, "thr_exit", "%s(%#x)", NULL, NULL },
diff --git a/bsd-user/i386/syscall.h b/bsd-user/i386/syscall.h
index 9b34c61..8028fc8 100644
--- a/bsd-user/i386/syscall.h
+++ b/bsd-user/i386/syscall.h
@@ -1,3 +1,23 @@
+/*
+ * i386 system call definitions
+ *
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _I386_SYSCALL_H_
+#define _I386_SYSCALL_H_
+
/* default linux values for the selectors */
#define __USER_CS (0x23)
#define __USER_DS (0x2B)
@@ -159,3 +179,4 @@ struct target_vm86plus_struct {
#define UNAME_MACHINE "i386"
+#endif /* ! _I386_SYSCALL_H_ */
diff --git a/bsd-user/i386/target_arch_sysarch.h
b/bsd-user/i386/target_arch_sysarch.h
new file mode 100644
index 0000000..4fa6698
--- /dev/null
+++ b/bsd-user/i386/target_arch_sysarch.h
@@ -0,0 +1,78 @@
+/*
+ * i386 sysarch system call emulation
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ARCH_SYSARCH_H_
+#define __ARCH_SYSARCH_H_
+
+#include "syscall.h"
+
+static inline abi_long do_freebsd_arch_sysarch(CPUX86State *env, int op,
+ abi_ulong parms)
+{
+ abi_long ret = 0;
+ abi_ulong val;
+ int idx;
+
+ switch (op) {
+ case TARGET_FREEBSD_I386_SET_GSBASE:
+ case TARGET_FREEBSD_I386_SET_FSBASE:
+ if (op == TARGET_FREEBSD_I386_SET_GSBASE) {
+ idx = R_GS;
+ } else {
+ idx = R_FS;
+ }
+ if (get_user(val, parms, abi_ulong)) {
+ return -TARGET_EFAULT;
+ }
+ cpu_x86_load_seg(env, idx, 0);
+ env->segs[idx].base = val;
+ break;
+
+ case TARGET_FREEBSD_I386_GET_GSBASE:
+ case TARGET_FREEBSD_I386_GET_FSBASE:
+ if (op == TARGET_FREEBSD_I386_GET_GSBASE) {
+ idx = R_GS;
+ } else {
+ idx = R_FS;
+ }
+ val = env->segs[idx].base;
+ if (put_user(val, parms, abi_ulong)) {
+ return -TARGET_EFAULT;
+ }
+ break;
+
+ /* XXX handle the others... */
+ default:
+ ret = -TARGET_EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static inline void do_freebsd_arch_print_sysarch(
+ const struct syscallname *name, abi_long arg1, abi_long arg2,
+ abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6)
+{
+
+ gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", "
+ TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4);
+}
+
+#endif /* !__ARCH_SYSARCH_H_ */
+
diff --git a/bsd-user/netbsd/os-strace.h b/bsd-user/netbsd/os-strace.h
new file mode 100644
index 0000000..20dfd4b
--- /dev/null
+++ b/bsd-user/netbsd/os-strace.h
@@ -0,0 +1,37 @@
+/*
+ * NetBSD dependent strace print functions
+ *
+ * Copyright (c) 2014 Sean Bruno <address@hidden>
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "target_arch_sysarch.h" /* architecture dependent functions */
+
+
+static inline void do_os_print_sysarch(const struct syscallname *name,
+ abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4,
+ abi_long arg5, abi_long arg6)
+{
+ qemu_log("qemu: Unsupported syscall %s\n", __func__);
+ return -TARGET_ENOSYS;
+}
+
+/* sysarch() is architecture dependent. */
+abi_long do_bsd_sysarch(void *cpu_env, abi_long arg1, abi_long arg2)
+{
+ qemu_log("qemu: Unsupported syscall sysarch()\n");
+ return -TARGET_ENOSYS;
+}
+
diff --git a/bsd-user/openbsd/os-strace.h b/bsd-user/openbsd/os-strace.h
new file mode 100644
index 0000000..277b96c
--- /dev/null
+++ b/bsd-user/openbsd/os-strace.h
@@ -0,0 +1,37 @@
+/*
+ * OpenBSD dependent strace print functions
+ *
+ * Copyright (c) 2014 Sean Bruno <address@hidden>
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "target_arch_sysarch.h" /* architecture dependent functions */
+
+
+static inline void do_os_print_sysarch(const struct syscallname *name,
+ abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4,
+ abi_long arg5, abi_long arg6)
+{
+ qemu_log("qemu: Unsupported syscall %s\n", __func__);
+ return -TARGET_ENOSYS;
+}
+
+/* sysarch() is architecture dependent. */
+abi_long do_bsd_sysarch(void *cpu_env, abi_long arg1, abi_long arg2)
+{
+
+ qemu_log("qemu: Unsupported syscall sysarch()\n");
+ return -TARGET_ENOSYS;
+}
diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h
index 5362297..658999b 100644
--- a/bsd-user/qemu.h
+++ b/bsd-user/qemu.h
@@ -225,6 +225,9 @@ void mmap_fork_end(int child);
/* main.c */
extern unsigned long x86_stack_size;
+/* os-strace.h */
+abi_long do_bsd_sysarch(void *cpu_env, abi_long arg1, abi_long arg2);
+
/* user access */
#define VERIFY_READ 0
diff --git a/bsd-user/sparc/syscall.h b/bsd-user/sparc/syscall.h
index 5a9bb7e..7ed2152 100644
--- a/bsd-user/sparc/syscall.h
+++ b/bsd-user/sparc/syscall.h
@@ -1,3 +1,23 @@
+/*
+ * sparc dependent system call definitions
+ *
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _SPARC_SYSCALL_H_
+#define _SPARC_SYSCALL_H_
+
struct target_pt_regs {
abi_ulong psr;
abi_ulong pc;
@@ -6,4 +26,9 @@ struct target_pt_regs {
abi_ulong u_regs[16];
};
-#define UNAME_MACHINE "sun4"
+#define UNAME_MACHINE "sun4"
+
+#define TARGET_SPARC_UTRAP_INSTALL 1
+#define TARGET_SPARC_SIGTRAMP_INSTALL 2
+
+#endif /* ! _SPARC_SYSCALL_H_ */
diff --git a/bsd-user/sparc/target_arch_sysarch.h
b/bsd-user/sparc/target_arch_sysarch.h
new file mode 100644
index 0000000..454c084
--- /dev/null
+++ b/bsd-user/sparc/target_arch_sysarch.h
@@ -0,0 +1,52 @@
+/*
+ * SPARC sysarch() system call emulation
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ARCH_SYSARCH_H_
+#define __ARCH_SYSARCH_H_
+
+#include "syscall.h"
+
+static inline abi_long do_freebsd_arch_sysarch(void *env, int op,
+ abi_ulong parms)
+{
+ int ret = 0;
+
+ switch (op) {
+ case TARGET_SPARC_SIGTRAMP_INSTALL:
+ /* XXX not currently handled */
+ case TARGET_SPARC_UTRAP_INSTALL:
+ /* XXX not currently handled */
+ default:
+ ret = -TARGET_EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static inline void do_freebsd_arch_print_sysarch(
+ const struct syscallname *name, abi_long arg1, abi_long arg2,
+ abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6)
+{
+
+ gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", "
+ TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4);
+}
+
+#endif /*!__ARCH_SYSARCH_H_ */
diff --git a/bsd-user/sparc64/syscall.h b/bsd-user/sparc64/syscall.h
index 81a816d..8571092 100644
--- a/bsd-user/sparc64/syscall.h
+++ b/bsd-user/sparc64/syscall.h
@@ -1,3 +1,22 @@
+/*
+ * sparc64 dependent system call definitions
+ *
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _SPARC64_SYSCALL_H_
+#define _SPARC64_SYSCALL_H_
struct target_pt_regs {
abi_ulong u_regs[16];
abi_ulong tstate;
@@ -7,4 +26,9 @@ struct target_pt_regs {
abi_ulong fprs;
};
-#define UNAME_MACHINE "sun4u"
+#define UNAME_MACHINE "sun4u"
+
+#define TARGET_SPARC_UTRAP_INSTALL 1
+#define TARGET_SPARC_SIGTRAMP_INSTALL 2
+
+#endif /* !_SPARC64_SYSCALL_H_ */
diff --git a/bsd-user/sparc64/target_arch_sysarch.h
b/bsd-user/sparc64/target_arch_sysarch.h
new file mode 100644
index 0000000..84e1339
--- /dev/null
+++ b/bsd-user/sparc64/target_arch_sysarch.h
@@ -0,0 +1,52 @@
+/*
+ * SPARC64 sysarch() system call emulation
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ARCH_SYSARCH_H_
+#define __ARCH_SYSARCH_H_
+
+#include "syscall.h"
+
+static inline abi_long do_freebsd_arch_sysarch(void *env, int op,
+ abi_ulong parms)
+{
+ int ret = 0;
+
+ switch (op) {
+ case TARGET_SPARC_SIGTRAMP_INSTALL:
+ /* XXX not currently handled */
+ case TARGET_SPARC_UTRAP_INSTALL:
+ /* XXX not currently handled */
+ default:
+ ret = -TARGET_EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static inline void do_freebsd_arch_print_sysarch(
+ const struct syscallname *name, abi_long arg1, abi_long arg2,
+ abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6)
+{
+
+ gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", "
+ TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4);
+}
+
+#endif /*!__ARCH_SYSARCH_H_ */
diff --git a/bsd-user/strace.c b/bsd-user/strace.c
index e33dd4d..60aabc3 100644
--- a/bsd-user/strace.c
+++ b/bsd-user/strace.c
@@ -27,6 +27,8 @@
#include "qemu.h"
+#include "os-strace.h" /* OS dependent strace print functions */
+
int do_strace;
/*
@@ -108,6 +110,14 @@ static void print_ioctl(const struct syscallname *name,
arg3);
}
+static void print_sysarch(const struct syscallname *name, abi_long arg1,
+ abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5,
+ abi_long arg6)
+{
+ /* This is os dependent. */
+ do_os_print_sysarch(name, arg1, arg2, arg3, arg4, arg5, arg6);
+}
+
/*
* Variants for the return value output function
*/
diff --git a/bsd-user/syscall.c b/bsd-user/syscall.c
index a4d1583..b3efc3c 100644
--- a/bsd-user/syscall.c
+++ b/bsd-user/syscall.c
@@ -96,67 +96,6 @@ static abi_long do_obreak(abi_ulong new_brk)
return 0;
}
-#if defined(TARGET_I386)
-static abi_long do_freebsd_sysarch(CPUX86State *env, int op, abi_ulong parms)
-{
- abi_long ret = 0;
- abi_ulong val;
- int idx;
-
- switch(op) {
-#ifdef TARGET_ABI32
- case TARGET_FREEBSD_I386_SET_GSBASE:
- case TARGET_FREEBSD_I386_SET_FSBASE:
- if (op == TARGET_FREEBSD_I386_SET_GSBASE)
-#else
- case TARGET_FREEBSD_AMD64_SET_GSBASE:
- case TARGET_FREEBSD_AMD64_SET_FSBASE:
- if (op == TARGET_FREEBSD_AMD64_SET_GSBASE)
-#endif
- idx = R_GS;
- else
- idx = R_FS;
- if (get_user(val, parms, abi_ulong))
- return -TARGET_EFAULT;
- cpu_x86_load_seg(env, idx, 0);
- env->segs[idx].base = val;
- break;
-#ifdef TARGET_ABI32
- case TARGET_FREEBSD_I386_GET_GSBASE:
- case TARGET_FREEBSD_I386_GET_FSBASE:
- if (op == TARGET_FREEBSD_I386_GET_GSBASE)
-#else
- case TARGET_FREEBSD_AMD64_GET_GSBASE:
- case TARGET_FREEBSD_AMD64_GET_FSBASE:
- if (op == TARGET_FREEBSD_AMD64_GET_GSBASE)
-#endif
- idx = R_GS;
- else
- idx = R_FS;
- val = env->segs[idx].base;
- if (put_user(val, parms, abi_ulong))
- return -TARGET_EFAULT;
- break;
- /* XXX handle the others... */
- default:
- ret = -TARGET_EINVAL;
- break;
- }
- return ret;
-}
-#endif
-
-#ifdef TARGET_SPARC
-static abi_long do_freebsd_sysarch(void *env, int op, abi_ulong parms)
-{
- /* XXX handle
- * TARGET_FREEBSD_SPARC_UTRAP_INSTALL,
- * TARGET_FREEBSD_SPARC_SIGTRAMP_INSTALL
- */
- return -TARGET_EINVAL;
-}
-#endif
-
#ifdef __FreeBSD__
/*
* XXX this uses the undocumented oidfmt interface to find the kind of
@@ -393,7 +332,7 @@ abi_long do_freebsd_syscall(void *cpu_env, int num,
abi_long arg1,
break;
#endif
case TARGET_FREEBSD_NR_sysarch:
- ret = do_freebsd_sysarch(cpu_env, arg1, arg2);
+ ret = do_bsd_sysarch(cpu_env, arg1, arg2);
break;
case TARGET_FREEBSD_NR_syscall:
case TARGET_FREEBSD_NR___syscall:
diff --git a/bsd-user/x86_64/syscall.h b/bsd-user/x86_64/syscall.h
index 630514a..4e77235 100644
--- a/bsd-user/x86_64/syscall.h
+++ b/bsd-user/x86_64/syscall.h
@@ -1,3 +1,23 @@
+/*
+ * x86_64 system call definitions
+ *
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _X86_64_SYSCALL_H_
+#define _X86_64_SYSCALL_H_
+
#define __USER_CS (0x33)
#define __USER_DS (0x2B)
@@ -108,9 +128,11 @@ struct target_msqid64_ds {
#define TARGET_FREEBSD_AMD64_SET_GSBASE 131
-#define UNAME_MACHINE "x86_64"
+#define UNAME_MACHINE "x86_64"
#define TARGET_ARCH_SET_GS 0x1001
#define TARGET_ARCH_SET_FS 0x1002
#define TARGET_ARCH_GET_FS 0x1003
#define TARGET_ARCH_GET_GS 0x1004
+
+#endif /* ! _X86_64_SYSCALL_H_ */
diff --git a/bsd-user/x86_64/target_arch_sysarch.h
b/bsd-user/x86_64/target_arch_sysarch.h
new file mode 100644
index 0000000..6d09d50
--- /dev/null
+++ b/bsd-user/x86_64/target_arch_sysarch.h
@@ -0,0 +1,76 @@
+/*
+ * x86_64 sysarch() syscall emulation
+ *
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ARCH_SYSARCH_H_
+#define __ARCH_SYSARCH_H_
+
+#include "syscall.h"
+
+static inline abi_long do_freebsd_arch_sysarch(CPUX86State *env, int op,
+ abi_ulong parms)
+{
+ abi_long ret = 0;
+ abi_ulong val;
+ int idx;
+
+ switch (op) {
+ case TARGET_FREEBSD_AMD64_SET_GSBASE:
+ case TARGET_FREEBSD_AMD64_SET_FSBASE:
+ if (op == TARGET_FREEBSD_AMD64_SET_GSBASE) {
+ idx = R_GS;
+ } else {
+ idx = R_FS;
+ }
+ if (get_user(val, parms, abi_ulong)) {
+ return -TARGET_EFAULT;
+ }
+ cpu_x86_load_seg(env, idx, 0);
+ env->segs[idx].base = val;
+ break;
+
+ case TARGET_FREEBSD_AMD64_GET_GSBASE:
+ case TARGET_FREEBSD_AMD64_GET_FSBASE:
+ if (op == TARGET_FREEBSD_AMD64_GET_GSBASE) {
+ idx = R_GS;
+ } else {
+ idx = R_FS;
+ }
+ val = env->segs[idx].base;
+ if (put_user(val, parms, abi_ulong)) {
+ return -TARGET_EFAULT;
+ }
+ break;
+
+ /* XXX handle the others... */
+ default:
+ ret = -TARGET_EINVAL;
+ break;
+ }
+ return ret;
+}
+
+static inline void do_freebsd_arch_print_sysarch(
+ const struct syscallname *name, abi_long arg1, abi_long arg2,
+ abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6)
+{
+
+ gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", "
+ TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4);
+}
+
+#endif /*! __ARCH_SYSARCH_H_ */
--
2.0.0