30 files changed, 325 insertions, 0 deletions

diff --git a/arch/score/include/asm/auxvec.h b/arch/score/include/asm/auxvec.h
new file mode 100644
index 00000000000..f69151565ae
--- /dev/null
+++ b/arch/score/include/asm/auxvec.h
@@ -0,0 +1,4 @@
+#ifndef _ASM_SCORE_AUXVEC_H
+#define _ASM_SCORE_AUXVEC_H
+
+#endif /* _ASM_SCORE_AUXVEC_H */
diff --git a/arch/score/include/asm/bitsperlong.h b/arch/score/include/asm/bitsperlong.h
new file mode 100644
index 00000000000..86ff337aa45
--- /dev/null
+++ b/arch/score/include/asm/bitsperlong.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_BITSPERLONG_H
+#define _ASM_SCORE_BITSPERLONG_H
+
+#include <asm-generic/bitsperlong.h>
+
+#endif /* _ASM_SCORE_BITSPERLONG_H */
diff --git a/arch/score/include/asm/byteorder.h b/arch/score/include/asm/byteorder.h
new file mode 100644
index 00000000000..88cbebc7921
--- /dev/null
+++ b/arch/score/include/asm/byteorder.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_BYTEORDER_H
+#define _ASM_SCORE_BYTEORDER_H
+
+#include <linux/byteorder/little_endian.h>
+
+#endif /* _ASM_SCORE_BYTEORDER_H */
diff --git a/arch/score/include/asm/errno.h b/arch/score/include/asm/errno.h
new file mode 100644
index 00000000000..29ff39d5ab4
--- /dev/null
+++ b/arch/score/include/asm/errno.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_ERRNO_H
+#define _ASM_SCORE_ERRNO_H
+
+#include <asm-generic/errno.h>
+
+#endif /* _ASM_SCORE_ERRNO_H */
diff --git a/arch/score/include/asm/fcntl.h b/arch/score/include/asm/fcntl.h
new file mode 100644
index 00000000000..03968a3103a
--- /dev/null
+++ b/arch/score/include/asm/fcntl.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_FCNTL_H
+#define _ASM_SCORE_FCNTL_H
+
+#include <asm-generic/fcntl.h>
+
+#endif /* _ASM_SCORE_FCNTL_H */
diff --git a/arch/score/include/asm/ioctl.h b/arch/score/include/asm/ioctl.h
new file mode 100644
index 00000000000..a351d2194bf
--- /dev/null
+++ b/arch/score/include/asm/ioctl.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_IOCTL_H
+#define _ASM_SCORE_IOCTL_H
+
+#include <asm-generic/ioctl.h>
+
+#endif /* _ASM_SCORE_IOCTL_H */
diff --git a/arch/score/include/asm/ioctls.h b/arch/score/include/asm/ioctls.h
new file mode 100644
index 00000000000..ed01d2b9aea
--- /dev/null
+++ b/arch/score/include/asm/ioctls.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_IOCTLS_H
+#define _ASM_SCORE_IOCTLS_H
+
+#include <asm-generic/ioctls.h>
+
+#endif /* _ASM_SCORE_IOCTLS_H */
diff --git a/arch/score/include/asm/ipcbuf.h b/arch/score/include/asm/ipcbuf.h
new file mode 100644
index 00000000000..e082ceff181
--- /dev/null
+++ b/arch/score/include/asm/ipcbuf.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_IPCBUF_H
+#define _ASM_SCORE_IPCBUF_H
+
+#include <asm-generic/ipcbuf.h>
+
+#endif /* _ASM_SCORE_IPCBUF_H */
diff --git a/arch/score/include/asm/mman.h b/arch/score/include/asm/mman.h
new file mode 100644
index 00000000000..84d85ddfed8
--- /dev/null
+++ b/arch/score/include/asm/mman.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_MMAN_H
+#define _ASM_SCORE_MMAN_H
+
+#include <asm-generic/mman.h>
+
+#endif /* _ASM_SCORE_MMAN_H */
diff --git a/arch/score/include/asm/msgbuf.h b/arch/score/include/asm/msgbuf.h
new file mode 100644
index 00000000000..7506721e29f
--- /dev/null
+++ b/arch/score/include/asm/msgbuf.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_MSGBUF_H
+#define _ASM_SCORE_MSGBUF_H
+
+#include <asm-generic/msgbuf.h>
+
+#endif /* _ASM_SCORE_MSGBUF_H */
diff --git a/arch/score/include/asm/param.h b/arch/score/include/asm/param.h
new file mode 100644
index 00000000000..916b8690b6a
--- /dev/null
+++ b/arch/score/include/asm/param.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_PARAM_H
+#define _ASM_SCORE_PARAM_H
+
+#include <asm-generic/param.h>
+
+#endif /* _ASM_SCORE_PARAM_H */
diff --git a/arch/score/include/asm/poll.h b/arch/score/include/asm/poll.h
new file mode 100644
index 00000000000..18532db0286
--- /dev/null
+++ b/arch/score/include/asm/poll.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_POLL_H
+#define _ASM_SCORE_POLL_H
+
+#include <asm-generic/poll.h>
+
+#endif /* _ASM_SCORE_POLL_H */
diff --git a/arch/score/include/asm/posix_types.h b/arch/score/include/asm/posix_types.h
new file mode 100644
index 00000000000..b88acf80048
--- /dev/null
+++ b/arch/score/include/asm/posix_types.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_POSIX_TYPES_H
+#define _ASM_SCORE_POSIX_TYPES_H
+
+#include <asm-generic/posix_types.h>
+
+#endif /* _ASM_SCORE_POSIX_TYPES_H */
diff --git a/arch/score/include/asm/resource.h b/arch/score/include/asm/resource.h
new file mode 100644
index 00000000000..9ce22bc7b47
--- /dev/null
+++ b/arch/score/include/asm/resource.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_RESOURCE_H
+#define _ASM_SCORE_RESOURCE_H
+
+#include <asm-generic/resource.h>
+
+#endif /* _ASM_SCORE_RESOURCE_H */
diff --git a/arch/score/include/asm/sembuf.h b/arch/score/include/asm/sembuf.h
new file mode 100644
index 00000000000..dae5e835ce9
--- /dev/null
+++ b/arch/score/include/asm/sembuf.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SEMBUF_H
+#define _ASM_SCORE_SEMBUF_H
+
+#include <asm-generic/sembuf.h>
+
+#endif /* _ASM_SCORE_SEMBUF_H */
diff --git a/arch/score/include/asm/shmbuf.h b/arch/score/include/asm/shmbuf.h
new file mode 100644
index 00000000000..c85b2429ba2
--- /dev/null
+++ b/arch/score/include/asm/shmbuf.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SHMBUF_H
+#define _ASM_SCORE_SHMBUF_H
+
+#include <asm-generic/shmbuf.h>
+
+#endif /* _ASM_SCORE_SHMBUF_H */
diff --git a/arch/score/include/asm/sigcontext.h b/arch/score/include/asm/sigcontext.h
new file mode 100644
index 00000000000..5ffda39ddb9
--- /dev/null
+++ b/arch/score/include/asm/sigcontext.h
@@ -0,0 +1,22 @@
+#ifndef _ASM_SCORE_SIGCONTEXT_H
+#define _ASM_SCORE_SIGCONTEXT_H
+
+/*
+ * Keep this struct definition in sync with the sigcontext fragment
+ * in arch/score/tools/offset.c
+ */
+struct sigcontext {
+        unsigned int            sc_regmask;
+        unsigned int            sc_psr;
+        unsigned int            sc_condition;
+        unsigned long           sc_pc;
+        unsigned long           sc_regs[32];
+        unsigned int            sc_ssflags;
+        unsigned int            sc_mdceh;
+        unsigned int            sc_mdcel;
+        unsigned int            sc_ecr;
+        unsigned long           sc_ema;
+        unsigned long           sc_sigset[4];
+};
+
+#endif /* _ASM_SCORE_SIGCONTEXT_H */
diff --git a/arch/score/include/asm/siginfo.h b/arch/score/include/asm/siginfo.h
new file mode 100644
index 00000000000..87ca35607a2
--- /dev/null
+++ b/arch/score/include/asm/siginfo.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SIGINFO_H
+#define _ASM_SCORE_SIGINFO_H
+
+#include <asm-generic/siginfo.h>
+
+#endif /* _ASM_SCORE_SIGINFO_H */
diff --git a/arch/score/include/asm/signal.h b/arch/score/include/asm/signal.h
new file mode 100644
index 00000000000..2605bc06b64
--- /dev/null
+++ b/arch/score/include/asm/signal.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SIGNAL_H
+#define _ASM_SCORE_SIGNAL_H
+
+#include <asm-generic/signal.h>
+
+#endif /* _ASM_SCORE_SIGNAL_H */
diff --git a/arch/score/include/asm/socket.h b/arch/score/include/asm/socket.h
new file mode 100644
index 00000000000..612a70e385b
--- /dev/null
+++ b/arch/score/include/asm/socket.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SOCKET_H
+#define _ASM_SCORE_SOCKET_H
+
+#include <asm-generic/socket.h>
+
+#endif /* _ASM_SCORE_SOCKET_H */
diff --git a/arch/score/include/asm/sockios.h b/arch/score/include/asm/sockios.h
new file mode 100644
index 00000000000..ba825648018
--- /dev/null
+++ b/arch/score/include/asm/sockios.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SOCKIOS_H
+#define _ASM_SCORE_SOCKIOS_H
+
+#include <asm-generic/sockios.h>
+
+#endif /* _ASM_SCORE_SOCKIOS_H */
diff --git a/arch/score/include/asm/stat.h b/arch/score/include/asm/stat.h
new file mode 100644
index 00000000000..5037055500a
--- /dev/null
+++ b/arch/score/include/asm/stat.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_STAT_H
+#define _ASM_SCORE_STAT_H
+
+#include <asm-generic/stat.h>
+
+#endif /* _ASM_SCORE_STAT_H */
diff --git a/arch/score/include/asm/statfs.h b/arch/score/include/asm/statfs.h
new file mode 100644
index 00000000000..36e41004e99
--- /dev/null
+++ b/arch/score/include/asm/statfs.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_STATFS_H
+#define _ASM_SCORE_STATFS_H
+
+#include <asm-generic/statfs.h>
+
+#endif /* _ASM_SCORE_STATFS_H */
diff --git a/arch/score/include/asm/swab.h b/arch/score/include/asm/swab.h
new file mode 100644
index 00000000000..fadc3cc6d8a
--- /dev/null
+++ b/arch/score/include/asm/swab.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_SWAB_H
+#define _ASM_SCORE_SWAB_H
+
+#include <asm-generic/swab.h>
+
+#endif /* _ASM_SCORE_SWAB_H */
diff --git a/arch/score/include/asm/system.h b/arch/score/include/asm/system.h
new file mode 100644
index 00000000000..589d5c7e171
--- /dev/null
+++ b/arch/score/include/asm/system.h
@@ -0,0 +1,90 @@
+#ifndef _ASM_SCORE_SYSTEM_H
+#define _ASM_SCORE_SYSTEM_H
+
+#include <linux/types.h>
+#include <linux/irqflags.h>
+
+struct pt_regs;
+struct task_struct;
+
+extern void *resume(void *last, void *next, void *next_ti);
+
+#define switch_to(prev, next, last)                             \
+do {                                                            \
+        (last) = resume(prev, next, task_thread_info(next));    \
+} while (0)
+
+#define finish_arch_switch(prev)        do {} while (0)
+
+typedef void (*vi_handler_t)(void);
+extern unsigned long arch_align_stack(unsigned long sp);
+
+#define mb()            barrier()
+#define rmb()           barrier()
+#define wmb()           barrier()
+#define smp_mb()        barrier()
+#define smp_rmb()       barrier()
+#define smp_wmb()       barrier()
+
+#define read_barrier_depends()          do {} while (0)
+#define smp_read_barrier_depends()      do {} while (0)
+
+#define set_mb(var, value)              do {var = value; wmb(); } while (0)
+
+#define __HAVE_ARCH_CMPXCHG     1
+
+#include <asm-generic/cmpxchg-local.h>
+
+#ifndef __ASSEMBLY__
+
+struct __xchg_dummy { unsigned long a[100]; };
+#define __xg(x) ((struct __xchg_dummy *)(x))
+
+static inline
+unsigned long __xchg(volatile unsigned long *m, unsigned long val)
+{
+        unsigned long retval;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        retval = *m;
+        *m = val;
+        local_irq_restore(flags);
+        return retval;
+}
+
+#define xchg(ptr, v)                                            \
+        ((__typeof__(*(ptr))) __xchg((unsigned long *)(ptr),    \
+                                        (unsigned long)(v)))
+
+static inline unsigned long __cmpxchg(volatile unsigned long *m,
+                                unsigned long old, unsigned long new)
+{
+        unsigned long retval;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        retval = *m;
+        if (retval == old)
+                *m = new;
+        local_irq_restore(flags);
+        return retval;
+}
+
+#define cmpxchg(ptr, o, n)                                      \
+        ((__typeof__(*(ptr))) __cmpxchg((unsigned long *)(ptr), \
+                                        (unsigned long)(o),     \
+                                        (unsigned long)(n)))
+
+extern void __die(const char *, struct pt_regs *, const char *,
+        const char *, unsigned long) __attribute__((noreturn));
+extern void __die_if_kernel(const char *, struct pt_regs *, const char *,
+        const char *, unsigned long);
+
+#define die(msg, regs)                                                  \
+        __die(msg, regs, __FILE__ ":", __func__, __LINE__)
+#define die_if_kernel(msg, regs)                                        \
+        __die_if_kernel(msg, regs, __FILE__ ":", __func__, __LINE__)
+
+#endif /* !__ASSEMBLY__ */
+#endif /* _ASM_SCORE_SYSTEM_H */
diff --git a/arch/score/include/asm/termbits.h b/arch/score/include/asm/termbits.h
new file mode 100644
index 00000000000..9a95c141243
--- /dev/null
+++ b/arch/score/include/asm/termbits.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_TERMBITS_H
+#define _ASM_SCORE_TERMBITS_H
+
+#include <asm-generic/termbits.h>
+
+#endif /* _ASM_SCORE_TERMBITS_H */
diff --git a/arch/score/include/asm/termios.h b/arch/score/include/asm/termios.h
new file mode 100644
index 00000000000..40984e811ad
--- /dev/null
+++ b/arch/score/include/asm/termios.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_TERMIOS_H
+#define _ASM_SCORE_TERMIOS_H
+
+#include <asm-generic/termios.h>
+
+#endif /* _ASM_SCORE_TERMIOS_H */
diff --git a/arch/score/include/asm/types.h b/arch/score/include/asm/types.h
new file mode 100644
index 00000000000..2140032778e
--- /dev/null
+++ b/arch/score/include/asm/types.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_SCORE_TYPES_H
+#define _ASM_SCORE_TYPES_H
+
+#include <asm-generic/types.h>
+
+#endif /* _ASM_SCORE_TYPES_H */
diff --git a/arch/score/include/asm/unistd.h b/arch/score/include/asm/unistd.h
new file mode 100644
index 00000000000..4aa957364d4
--- /dev/null
+++ b/arch/score/include/asm/unistd.h
@@ -0,0 +1,13 @@
+#if !defined(_ASM_SCORE_UNISTD_H) || defined(__SYSCALL)
+#define _ASM_SCORE_UNISTD_H
+
+#define __ARCH_HAVE_MMU
+
+#define __ARCH_WANT_SYSCALL_NO_AT
+#define __ARCH_WANT_SYSCALL_NO_FLAGS
+#define __ARCH_WANT_SYSCALL_OFF_T
+#define __ARCH_WANT_SYSCALL_DEPRECATED
+
+#include <asm-generic/unistd.h>
+
+#endif /* _ASM_SCORE_UNISTD_H */
diff --git a/arch/score/kernel/init_task.c b/arch/score/kernel/init_task.c
new file mode 100644
index 00000000000..baa03ee217d
--- /dev/null
+++ b/arch/score/kernel/init_task.c
@@ -0,0 +1,46 @@
+/*
+ * arch/score/kernel/init_task.c
+ *
+ * Score Processor version.
+ *
+ * Copyright (C) 2009 Sunplus Core Technology Co., Ltd.
+ *
+ * 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 the file COPYING, or write
+ * to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <linux/init_task.h>
+#include <linux/mqueue.h>
+
+static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
+static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
+
+/*
+ * Initial thread structure.
+ *
+ * We need to make sure that this is THREAD_SIZE aligned due to the
+ * way process stacks are handled. This is done by having a special
+ * "init_task" linker map entry..
+ */
+union thread_union init_thread_union __init_task_data =
+        { INIT_THREAD_INFO(init_task) };
+
+/*
+ * Initial task structure.
+ *
+ * All other task structs will be allocated on slabs in fork.c
+ */
+struct task_struct init_task = INIT_TASK(init_task);
+EXPORT_SYMBOL(init_task);