From: Michal Simek <monstr@xxxxxxxxx>
Acked-by: Stephen Neuendorffer <stephen.neuendorffer@xxxxxxxxxx>
Signed-off-by: Michal Simek <monstr@xxxxxxxxx>
---
include/asm-microblaze/current.h | 23 +++++++++++++++++++++++
include/asm-microblaze/entry.h | 28 ++++++++++++++++++++++++++++
include/asm-microblaze/mman.h | 25 +++++++++++++++++++++++++
include/asm-microblaze/registers.h | 24 ++++++++++++++++++++++++
include/asm-microblaze/sembuf.h | 34 ++++++++++++++++++++++++++++++++++
5 files changed, 134 insertions(+), 0 deletions(-)
create mode 100644 include/asm-microblaze/current.h
create mode 100644 include/asm-microblaze/entry.h
create mode 100644 include/asm-microblaze/mman.h
create mode 100644 include/asm-microblaze/registers.h
create mode 100644 include/asm-microblaze/sembuf.h
diff --git a/include/asm-microblaze/current.h b/include/asm-microblaze/current.h
new file mode 100644
index 0000000..bc5ec59
--- /dev/null
+++ b/include/asm-microblaze/current.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_CURRENT_H
+#define _ASM_MICROBLAZE_CURRENT_H
+
+#ifndef __ASSEMBLY__
+
+/*
+ * Dedicate r31 to keeping the current task pointer
+ */
+register struct task_struct *current asm("r31");
+
+#define get_current() current
+
+#endif
+
+#endif /* _ASM_MICROBLAZE_CURRENT_H */
diff --git a/include/asm-microblaze/entry.h b/include/asm-microblaze/entry.h
new file mode 100644
index 0000000..e4b5079
--- /dev/null
+++ b/include/asm-microblaze/entry.h
@@ -0,0 +1,28 @@
+/*
+ * Definitions used by low-level trap handlers
+ *
+ * Copyright (C) 2007 PetaLogix
+ * Copyright (C) 2007 John Williams <john.williams@xxxxxxxxxxxxx>
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file COPYING in the main directory of this
+ * archive for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_ENTRY_H
+#define _ASM_MICROBLAZE_ENTRY_H
+
+#include <asm/percpu.h>
+#include <asm/ptrace.h>
+
+/* These are per-cpu variables required in entry.S, among other
+ places */
+
+DECLARE_PER_CPU(unsigned int, KSP); /* Saved kernel stack pointer */
+DECLARE_PER_CPU(unsigned int, KM); /* Kernel/user mode */
+DECLARE_PER_CPU(unsigned int, ENTRY_SP); /* Saved SP on kernel entry */
+DECLARE_PER_CPU(unsigned int, R11_SAVE); /* Temp variable for entry */
+DECLARE_PER_CPU(unsigned int, CURRENT_SAVE); /* Saved current pointer */
+DECLARE_PER_CPU(unsigned int, SYSCALL_SAVE); /* Saved syscall number */
+
+#endif /* _ASM_MICROBLAZE_ENTRY_H */
diff --git a/include/asm-microblaze/mman.h b/include/asm-microblaze/mman.h
new file mode 100644
index 0000000..4914b13
--- /dev/null
+++ b/include/asm-microblaze/mman.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_MMAN_H
+#define _ASM_MICROBLAZE_MMAN_H
+
+#include <asm-generic/mman.h>
+
+#define MAP_GROWSDOWN 0x0100 /* stack-like segment */
+#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
+#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
+#define MAP_LOCKED 0x2000 /* pages are locked */
+#define MAP_NORESERVE 0x4000 /* don't check for reservations */
+#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
+#define MAP_NONBLOCK 0x10000 /* do not block on IO */
+
+#define MCL_CURRENT 1 /* lock all current mappings */
+#define MCL_FUTURE 2 /* lock all future mappings */
+
+#endif /* _ASM_MICROBLAZE_MMAN_H */
diff --git a/include/asm-microblaze/registers.h b/include/asm-microblaze/registers.h
new file mode 100644
index 0000000..1a98ba0
--- /dev/null
+++ b/include/asm-microblaze/registers.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_REGISTERS_H
+#define _ASM_MICROBLAZE_REGISTERS_H
+
+#define MSR_BE (1<<0)
+#define MSR_IE (1<<1)
+#define MSR_C (1<<2)
+#define MSR_BIP (1<<3)
+#define MSR_FSL (1<<4)
+#define MSR_ICE (1<<5)
+#define MSR_DZ (1<<6)
+#define MSR_DCE (1<<7)
+#define MSR_EE (1<<8)
+#define MSR_EIP (1<<9)
+#define MSR_CC (1<<31)
+
+#endif /* _ASM_MICROBLAZE_REGISTERS_H */
diff --git a/include/asm-microblaze/sembuf.h b/include/asm-microblaze/sembuf.h
new file mode 100644
index 0000000..b804ed7
--- /dev/null
+++ b/include/asm-microblaze/sembuf.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_SEMBUF_H
+#define _ASM_MICROBLAZE_SEMBUF_H
+
+/*
+ * The semid64_ds structure for microblaze architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct semid64_ds {
+ struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+ __kernel_time_t sem_otime; /* last semop time */
+ unsigned long __unused1;
+ __kernel_time_t sem_ctime; /* last change time */
+ unsigned long __unused2;
+ unsigned long sem_nsems; /* no. of semaphores in array */
+ unsigned long __unused3;
+ unsigned long __unused4;
+};
+
+
+#endif /* _ASM_MICROBLAZE_SEMBUF_H */
--
1.5.4.GIT
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