Patches by Scott McNutt, 24 Aug 2004:

- Add support for Altera Nios-II processors.
- Add support for Psyent PCI-5441 board.
- Add support for Psyent PK1C20 board.

15 files changed, 666 insertions, 0 deletions

diff --git a/include/asm-nios2/bitops.h b/include/asm-nios2/bitops.h
new file mode 100644
index 0000000000..e6c1a850d1
--- /dev/null
+++ b/include/asm-nios2/bitops.h
@@ -0,0 +1,37 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_BITOPS_H_
+#define __ASM_NIOS2_BITOPS_H_
+
+
+extern void set_bit(int nr, volatile void * a);
+extern void clear_bit(int nr, volatile void * a);
+extern int test_and_clear_bit(int nr, volatile void * a);
+extern void change_bit(unsigned long nr, volatile void *addr);
+extern int test_and_set_bit(int nr, volatile void * a);
+extern int test_and_change_bit(int nr, volatile void * addr);
+extern int test_bit(int nr, volatile void * a);
+extern int ffs(int i);
+
+#endif /* __ASM_NIOS2_BITOPS_H */
diff --git a/include/asm-nios2/byteorder.h b/include/asm-nios2/byteorder.h
new file mode 100644
index 0000000000..495c823af2
--- /dev/null
+++ b/include/asm-nios2/byteorder.h
@@ -0,0 +1,30 @@
+/*
+* (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+* Scott McNutt <smcnutt@psyent.com>
+*
+* See file CREDITS for list of people who contributed to this
+* project.
+*
+* 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 __ASM_NIOS2_BYTEORDER_H_
+#define __ASM_NIOS2_BYTEORDER_H_
+
+#include <asm/types.h>
+#include <linux/byteorder/little_endian.h>
+
+#endif /* __ASM_NIOS2_BYTEORDER_H_ */
diff --git a/include/asm-nios2/cache.h b/include/asm-nios2/cache.h
new file mode 100644
index 0000000000..c78f34308b
--- /dev/null
+++ b/include/asm-nios2/cache.h
@@ -0,0 +1,30 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_CACHE_H_
+#define __ASM_NIOS2_CACHE_H_
+
+extern void flush_dcache (unsigned long start, unsigned long size);
+extern void flush_icache (unsigned long start, unsigned long size);
+
+#endif /* __ASM_NIOS2_CACHE_H_ */
diff --git a/include/asm-nios2/global_data.h b/include/asm-nios2/global_data.h
new file mode 100644
index 0000000000..a1ac288568
--- /dev/null
+++ b/include/asm-nios2/global_data.h
@@ -0,0 +1,50 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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	__ASM_NIOS2_GLOBALDATA_H_
+#define __ASM_NIOS2_GLOBALDATA_H_
+
+typedef	struct	global_data {
+	bd_t		*bd;
+	unsigned long	flags;
+	unsigned long	baudrate;
+	unsigned long	cpu_clk;	/* CPU clock in Hz!		*/
+	unsigned long	have_console;	/* serial_init() was called */
+	unsigned long	ram_size;	/* RAM size */
+	unsigned long	reloc_off;	/* Relocation Offset */
+	unsigned long	env_addr;	/* Address  of Environment struct */
+	unsigned long	env_valid;	/* Checksum of Environment valid */
+#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
+	unsigned long	post_log_word;	/* Record POST activities */
+	unsigned long	post_init_f_time; /* When post_init_f started */
+#endif
+	void		**jt;		/* Standalone app jump table */
+} gd_t;
+
+/* flags */
+#define	GD_FLG_RELOC	0x00001		/* Code was relocated to RAM		*/
+#define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
+#define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
+
+#define DECLARE_GLOBAL_DATA_PTR     register gd_t *gd asm ("r15")
+
+#endif /* __ASM_NIOS2_GLOBALDATA_H_ */
diff --git a/include/asm-nios2/io.h b/include/asm-nios2/io.h
new file mode 100644
index 0000000000..c2c8ffcc3f
--- /dev/null
+++ b/include/asm-nios2/io.h
@@ -0,0 +1,36 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_IO_H_
+#define __ASM_NIOS2_IO_H_
+
+#define sync() asm volatile ("sync" : : : "memory");
+
+extern unsigned char inb (unsigned char *port);
+extern unsigned short inw (unsigned short *port);
+extern unsigned inl (unsigned port);
+extern void outb (unsigned char val, unsigned char *port);
+extern void outw (unsigned short val, unsigned short *port);
+extern void outl (unsigned val, unsigned port);
+
+#endif /* __ASM_NIOS2_IO_H_ */
diff --git a/include/asm-nios2/opcodes.h b/include/asm-nios2/opcodes.h
new file mode 100644
index 0000000000..211f8ba9dd
--- /dev/null
+++ b/include/asm-nios2/opcodes.h
@@ -0,0 +1,131 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_OPCODES_H_
+#define __ASM_NIOS2_OPCODES_H_
+
+#define OPCODE_OP(inst)	((inst) & 0x3f)
+#define OPCODE_OPX(inst) (((inst)>>11) & 0x3f)
+#define OPCODE_RA(inst) (((inst)>>27) & 01f)
+#define OPCODE_RB(inst) (((inst)>>22) & 01f)
+#define OPCODE_RC(inst) (((inst)>>17) & 01f)
+
+/* I-TYPE (immediate) and J-TYPE (jump) opcodes
+ */
+#define OPCODE_CALL	0x00
+#define OPCODE_LDBU	0x03
+#define OPCODE_ADDI	0x04
+#define OPCODE_STB	0x05
+#define OPCODE_BR	0x06
+#define OPCODE_LDB	0x07
+#define OPCODE_CMPGEI	0x08
+#define OPCODE_LDHU	0x0B
+#define OPCODE_ANDI	0x0C
+#define OPCODE_STH	0x0D
+#define OPCODE_BGE	0x0E
+#define OPCODE_LDH	0x0F
+#define OPCODE_CMPLTI	0x10
+#define OPCODE_XORI	0x1C
+#define OPCODE_ORI	0x14
+#define OPCODE_STW	0x15
+#define OPCODE_BLT	0x16
+#define OPCODE_LDW	0x17
+#define OPCODE_CMPNEI	0x18
+#define OPCODE_BNE	0x1E
+#define OPCODE_CMPEQI	0x20
+#define OPCODE_LDBUIO	0x23
+#define OPCODE_MULI	0x24
+#define OPCODE_STBIO	0x25
+#define OPCODE_BEQ	0x26
+#define OPCODE_LDBIO	0x27
+#define OPCODE_CMPGEUI	0x28
+#define OPCODE_ANDHI	0x2C
+#define OPCODE_STHIO	0x2D
+#define OPCODE_BGEU	0x2E
+#define OPCODE_LDHIO	0x2F
+#define OPCODE_CMPLTUI	0x30
+#define OPCODE_CUSTOM	0x32
+#define OPCODE_INITD	0x33
+#define OPCODE_ORHI	0x34
+#define OPCODE_STWIO	0x35
+#define OPCODE_BLTU	0x36
+#define OPCODE_LDWIO	0x37
+#define OPCODE_RTYPE	0x3A
+#define OPCODE_LDHUIO	0x2B
+#define OPCODE_FLUSHD	0x3B
+#define OPCODE_XORHI	0x3C
+
+/* R-Type (register) OPX field encodings
+ */
+#define OPCODE_ERET	0x01
+#define OPCODE_ROLI	0x02
+#define OPCODE_ROL	0x03
+#define OPCODE_FLUSHP	0x04
+#define OPCODE_RET	0x05
+#define OPCODE_NOR	0x06
+#define OPCODE_MULXUU	0x07
+#define OPCODE_CMPGE	0x08
+#define OPCODE_BRET	0x09
+#define OPCODE_ROR	0x0B
+#define OPCODE_FLUSHI	0x0C
+#define OPCODE_JMP	0x0D
+#define OPCODE_AND	0x0E
+
+#define OPCODE_CMPLT	0x10
+#define OPCODE_SLLI	0x12
+#define OPCODE_SLL	0x13
+#define OPCODE_OR	0x16
+#define OPCODE_MULXSU	0x17
+#define OPCODE_CMPNE	0x18
+#define OPCODE_SRLI	0x1A
+#define OPCODE_SRL	0x1B
+#define OPCODE_NEXTPC	0x1C
+#define OPCODE_CALLR	0x1D
+#define OPCODE_XOR	0x1E
+#define OPCODE_MULXSS	0x1F
+
+#define OPCODE_CMPEQ	0x20
+#define OPCODE_CMPLTU	0x30
+#define OPCODE_ADD	0x31
+#define OPCODE_DIVU	0x24
+#define OPCODE_DIV	0x25
+#define OPCODE_RDCTL	0x26
+#define OPCODE_MUL	0x27
+#define OPCODE_CMPGEU	0x28
+#define OPCODE_TRAP	0x2D
+#define OPCODE_WRCTL	0x2E
+
+#define OPCODE_BREAK	0x34
+#define OPCODE_SYNC	0x36
+#define OPCODE_INITI	0x29
+#define OPCODE_SUB	0x39
+#define OPCODE_SRAI	0x3A
+#define OPCODE_SRA	0x3B
+
+/*Full instruction encodings for R-Type, without the R's ;-)
+ *
+ * TODO: BREAK, BRET, ERET, RET, SYNC (as needed)
+ */
+#define OPC_TRAP	0x003b683a
+
+#endif /* __ASM_NIOS2_OPCODES_H_ */
diff --git a/include/asm-nios2/posix_types.h b/include/asm-nios2/posix_types.h
new file mode 100644
index 0000000000..c2deea6bf7
--- /dev/null
+++ b/include/asm-nios2/posix_types.h
@@ -0,0 +1,63 @@
+#ifndef __ASM_NIOS2_POSIX_TYPES_H_
+#define __ASM_NIOS2_POSIX_TYPES_H_
+
+/*
+ * This file is generally used by user-level software, so you need to
+ * be a little careful about namespace pollution etc.  Also, we cannot
+ * assume GCC is being used.
+ */
+
+typedef unsigned short	__kernel_dev_t;
+typedef unsigned long	__kernel_ino_t;
+typedef unsigned short	__kernel_mode_t;
+typedef unsigned short	__kernel_nlink_t;
+typedef long		__kernel_off_t;
+typedef int		__kernel_pid_t;
+typedef unsigned short	__kernel_ipc_pid_t;
+typedef unsigned short	__kernel_uid_t;
+typedef unsigned short	__kernel_gid_t;
+typedef unsigned long	__kernel_size_t;
+typedef int		__kernel_ssize_t;
+typedef int		__kernel_ptrdiff_t;
+typedef long		__kernel_time_t;
+typedef long		__kernel_suseconds_t;
+typedef long		__kernel_clock_t;
+typedef int		__kernel_daddr_t;
+typedef char *		__kernel_caddr_t;
+typedef unsigned short	__kernel_uid16_t;
+typedef unsigned short	__kernel_gid16_t;
+typedef unsigned int	__kernel_uid32_t;
+typedef unsigned int	__kernel_gid32_t;
+
+typedef unsigned short	__kernel_old_uid_t;
+typedef unsigned short	__kernel_old_gid_t;
+
+#ifdef __GNUC__
+typedef long long	__kernel_loff_t;
+#endif
+
+typedef struct {
+#if defined(__KERNEL__) || defined(__USE_ALL)
+	int	val[2];
+#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
+	int	__val[2];
+#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
+} __kernel_fsid_t;
+
+#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+
+#undef	__FD_SET
+#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
+
+#undef	__FD_CLR
+#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
+
+#undef	__FD_ISSET
+#define	__FD_ISSET(d, set)	((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
+
+#undef	__FD_ZERO
+#define __FD_ZERO(fdsetp) (memset (fdsetp, 0, sizeof(*(fd_set *)fdsetp)))
+
+#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+
+#endif /* __ASM_NIOS2_POSIX_TYPES_H_ */
diff --git a/include/asm-nios2/processor.h b/include/asm-nios2/processor.h
new file mode 100644
index 0000000000..68502a5303
--- /dev/null
+++ b/include/asm-nios2/processor.h
@@ -0,0 +1,26 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_PROCESSOR_H_
+#define __ASM_NIOS2_PROCESSOR_H_
+#endif /* __ASM_NIOS2_PROCESSOR_H_ */
diff --git a/include/asm-nios2/psr.h b/include/asm-nios2/psr.h
new file mode 100644
index 0000000000..a498b46cf3
--- /dev/null
+++ b/include/asm-nios2/psr.h
@@ -0,0 +1,28 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_PSR_H_
+#define __ASM_NIOS2_PSR_H_
+
+
+#endif /* __ASM_NIOS2_PSR_H_ */
diff --git a/include/asm-nios2/ptrace.h b/include/asm-nios2/ptrace.h
new file mode 100644
index 0000000000..5430880142
--- /dev/null
+++ b/include/asm-nios2/ptrace.h
@@ -0,0 +1,33 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_PTRACE_H_
+#define __ASM_NIOS2_PTRACE_H_
+
+struct pt_regs {
+	unsigned reg[32];
+	unsigned status;
+};
+
+
+#endif /* __ASM_NIOS2_PTRACE_H_ */
diff --git a/include/asm-nios2/status_led.h b/include/asm-nios2/status_led.h
new file mode 100644
index 0000000000..20f8d90195
--- /dev/null
+++ b/include/asm-nios2/status_led.h
@@ -0,0 +1,31 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_STATUS_LED_H__
+#define __ASM_STATUS_LED_H__
+
+typedef unsigned led_id_t;
+extern void __led_init (led_id_t mask, int state);
+extern void __led_set (led_id_t mask, int state);
+inline void __led_toggle (led_id_t mask);
+
+#endif	/* __ASM_STATUS_LED_H__ */
diff --git a/include/asm-nios2/string.h b/include/asm-nios2/string.h
new file mode 100644
index 0000000000..e86490354f
--- /dev/null
+++ b/include/asm-nios2/string.h
@@ -0,0 +1,47 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_STRING_H_
+#define __ASM_NIOS2_STRING_H_
+
+#undef __HAVE_ARCH_STRRCHR
+extern char * strrchr(const char * s, int c);
+
+#undef __HAVE_ARCH_STRCHR
+extern char * strchr(const char * s, int c);
+
+#undef __HAVE_ARCH_MEMCPY
+extern void * memcpy(void *, const void *, __kernel_size_t);
+
+#undef __HAVE_ARCH_MEMMOVE
+extern void * memmove(void *, const void *, __kernel_size_t);
+
+#undef __HAVE_ARCH_MEMCHR
+extern void * memchr(const void *, int, __kernel_size_t);
+
+#undef __HAVE_ARCH_MEMSET
+extern void * memset(void *, int, __kernel_size_t);
+
+#undef __HAVE_ARCH_MEMZERO
+extern void memzero(void *ptr, __kernel_size_t n);
+
+#endif /* __ASM_NIOS2_STRING_H_ */
diff --git a/include/asm-nios2/system.h b/include/asm-nios2/system.h
new file mode 100644
index 0000000000..ec84f5935f
--- /dev/null
+++ b/include/asm-nios2/system.h
@@ -0,0 +1,26 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_SYSTEM_H_
+#define __ASM_NIOS2_SYSTEM_H_
+
+#endif /* __ASM_NIOS2_SYSTEM_H */
diff --git a/include/asm-nios2/types.h b/include/asm-nios2/types.h
new file mode 100644
index 0000000000..39e2641787
--- /dev/null
+++ b/include/asm-nios2/types.h
@@ -0,0 +1,57 @@
+#ifndef __ASM_NIOS2_TYPES_H_
+#define __ASM_NIOS2_TYPES_H_
+
+/*
+ * This file is never included by application software unless
+ * explicitly requested (e.g., via linux/types.h) in which case the
+ * application is Linux specific so (user-) name space pollution is
+ * not a major issue.  However, for interoperability, libraries still
+ * need to be careful to avoid a name clashes.
+ */
+
+typedef unsigned short umode_t;
+
+/*
+ * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
+ * header files exported to user space
+ */
+
+typedef __signed__ char __s8;
+typedef unsigned char __u8;
+
+typedef __signed__ short __s16;
+typedef unsigned short __u16;
+
+typedef __signed__ int __s32;
+typedef unsigned int __u32;
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
+typedef __signed__ long long __s64;
+typedef unsigned long long __u64;
+#endif
+
+/*
+ * These aren't exported outside the kernel to avoid name space clashes
+ */
+#ifdef __KERNEL__
+
+typedef signed char s8;
+typedef unsigned char u8;
+
+typedef signed short s16;
+typedef unsigned short u16;
+
+typedef signed int s32;
+typedef unsigned int u32;
+
+typedef signed long long s64;
+typedef unsigned long long u64;
+
+#define BITS_PER_LONG 32
+
+/* Dma addresses are 32-bits wide.  */
+
+typedef u32 dma_addr_t;
+#endif /* __KERNEL__ */
+
+#endif /* __ASM_NIOS2_TYPES_H */
diff --git a/include/asm-nios2/u-boot.h b/include/asm-nios2/u-boot.h
new file mode 100644
index 0000000000..b820e4ca81
--- /dev/null
+++ b/include/asm-nios2/u-boot.h
@@ -0,0 +1,41 @@
+/*
+ * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
+ * Scott McNutt <smcnutt@psyent.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ASM_NIOS2_U_BOOT_H_
+#define __ASM_NIOS2_U_BOOT_H_
+
+typedef struct bd_info {
+	unsigned long	bi_memstart;	/* start of DRAM memory */
+	unsigned long	bi_memsize;	/* size	 of DRAM memory in bytes */
+	unsigned long	bi_flashstart;	/* start of FLASH memory */
+	unsigned long	bi_flashsize;	/* size	 of FLASH memory */
+	unsigned long	bi_flashoffset; /* reserved area for startup monitor */
+	unsigned long	bi_sramstart;	/* start of SRAM memory */
+	unsigned long	bi_sramsize;	/* size	 of SRAM memory */
+	unsigned long	bi_ip_addr;	/* IP Address */
+	unsigned char	bi_enetaddr[6]; /* Ethernet adress */
+	unsigned long	bi_baudrate;	/* Console Baudrate */
+} bd_t;
+
+
+#endif	/* __ASM_NIOS2_U_BOOT_H_ */