SPARC: Added generic support for SPARC architecture.

Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>

23 files changed, 2365 insertions, 0 deletions

diff --git a/include/asm-sparc/asi.h b/include/asm-sparc/asi.h
new file mode 100644
index 0000000..bf6d70f
--- /dev/null
+++ b/include/asm-sparc/asi.h
@@ -0,0 +1,32 @@
+/* Address Space Identifier (ASI) values for sparc processors.
+ *
+ * (C) Copyright 2008
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 _SPARC_ASI_H
+#define _SPARC_ASI_H
+
+/* ASI numbers are processor implementation specific */
+#include <asm/arch/asi.h>
+
+#endif	/* _SPARC_ASI_H */
diff --git a/include/asm-sparc/asmmacro.h b/include/asm-sparc/asmmacro.h
new file mode 100644
index 0000000..0c4cefd
--- /dev/null
+++ b/include/asm-sparc/asmmacro.h
@@ -0,0 +1,45 @@
+/* Assembler macros for SPARC
+ *
+ * (C) Copyright 2007, taken from linux asm-sparc/asmmacro.h
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 __SPARC_ASMMACRO_H__
+#define __SPARC_ASMMACRO_H__
+
+#include <config.h>
+
+/* All trap entry points _must_ begin with this macro or else you
+ * lose.  It makes sure the kernel has a proper window so that
+ * c-code can be called.
+ */
+#define SAVE_ALL_HEAD \
+	sethi	%hi(trap_setup+(CFG_RELOC_MONITOR_BASE-TEXT_BASE)), %l4; \
+	jmpl	%l4 + %lo(trap_setup+(CFG_RELOC_MONITOR_BASE-TEXT_BASE)), %l6;
+#define SAVE_ALL \
+	SAVE_ALL_HEAD \
+	nop;
+
+/* All traps low-level code here must end with this macro. */
+#define RESTORE_ALL b ret_trap_entry; clr %l6;
+
+#endif
diff --git a/include/asm-sparc/atomic.h b/include/asm-sparc/atomic.h
new file mode 100644
index 0000000..636498d
--- /dev/null
+++ b/include/asm-sparc/atomic.h
@@ -0,0 +1,29 @@
+/* SPARC atomic operations
+ *
+ * (C) Copyright 2008
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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_SPARC_ATOMIC_H_
+#define _ASM_SPARC_ATOMIC_H_
+
+#endif	/* _ASM_SPARC_ATOMIC_H_ */
diff --git a/include/asm-sparc/bitops.h b/include/asm-sparc/bitops.h
new file mode 100644
index 0000000..ceb39f2
--- /dev/null
+++ b/include/asm-sparc/bitops.h
@@ -0,0 +1,29 @@
+/* Bit string operations on the SPARC
+ *
+ * (C) Copyright 2007, taken from asm-ppc/bitops.h
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 _SPARC_BITOPS_H
+#define _SPARC_BITOPS_H
+
+#endif				/* _SPARC_BITOPS_H */
diff --git a/include/asm-sparc/byteorder.h b/include/asm-sparc/byteorder.h
new file mode 100644
index 0000000..b9fc656
--- /dev/null
+++ b/include/asm-sparc/byteorder.h
@@ -0,0 +1,37 @@
+/*
+ * (C) Copyright 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2008
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 _SPARC_BYTEORDER_H
+#define _SPARC_BYTEORDER_H
+
+#include <asm/types.h>
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
+#define __BYTEORDER_HAS_U64__
+#endif
+#include <linux/byteorder/big_endian.h>
+#endif				/* _SPARC_BYTEORDER_H */
diff --git a/include/asm-sparc/cache.h b/include/asm-sparc/cache.h
new file mode 100644
index 0000000..03e8d94
--- /dev/null
+++ b/include/asm-sparc/cache.h
@@ -0,0 +1,31 @@
+/*
+ * (C) Copyright 2008,
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 __SPARC_CACHE_H__
+#define __SPARC_CACHE_H__
+
+#include <linux/config.h>
+#include <asm/processor.h>
+
+#endif
diff --git a/include/asm-sparc/errno.h b/include/asm-sparc/errno.h
new file mode 100644
index 0000000..3a74f6f
--- /dev/null
+++ b/include/asm-sparc/errno.h
@@ -0,0 +1,162 @@
+/* SPARC errno definitions, taken from asm-ppc/errno.h
+ *
+ * (C) Copyright 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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 __SPARC_ERRNO_H__
+#define __SPARC_ERRNO_H__
+
+#define	EPERM		 1	/* Operation not permitted */
+#define	ENOENT		 2	/* No such file or directory */
+#define	ESRCH		 3	/* No such process */
+#define	EINTR		 4	/* Interrupted system call */
+#define	EIO		 5	/* I/O error */
+#define	ENXIO		 6	/* No such device or address */
+#define	E2BIG		 7	/* Arg list too long */
+#define	ENOEXEC		 8	/* Exec format error */
+#define	EBADF		 9	/* Bad file number */
+#define	ECHILD		10	/* No child processes */
+#define	EAGAIN		11	/* Try again */
+#define	ENOMEM		12	/* Out of memory */
+#define	EACCES		13	/* Permission denied */
+#define	EFAULT		14	/* Bad address */
+#define	ENOTBLK		15	/* Block device required */
+#define	EBUSY		16	/* Device or resource busy */
+#define	EEXIST		17	/* File exists */
+#define	EXDEV		18	/* Cross-device link */
+#define	ENODEV		19	/* No such device */
+#define	ENOTDIR		20	/* Not a directory */
+#define	EISDIR		21	/* Is a directory */
+#define	EINVAL		22	/* Invalid argument */
+#define	ENFILE		23	/* File table overflow */
+#define	EMFILE		24	/* Too many open files */
+#define	ENOTTY		25	/* Not a typewriter */
+#define	ETXTBSY		26	/* Text file busy */
+#define	EFBIG		27	/* File too large */
+#define	ENOSPC		28	/* No space left on device */
+#define	ESPIPE		29	/* Illegal seek */
+#define	EROFS		30	/* Read-only file system */
+#define	EMLINK		31	/* Too many links */
+#define	EPIPE		32	/* Broken pipe */
+#define	EDOM		33	/* Math argument out of domain of func */
+#define	ERANGE		34	/* Math result not representable */
+#define	EDEADLK		35	/* Resource deadlock would occur */
+#define	ENAMETOOLONG	36	/* File name too long */
+#define	ENOLCK		37	/* No record locks available */
+#define	ENOSYS		38	/* Function not implemented */
+#define	ENOTEMPTY	39	/* Directory not empty */
+#define	ELOOP		40	/* Too many symbolic links encountered */
+#define	EWOULDBLOCK	EAGAIN	/* Operation would block */
+#define	ENOMSG		42	/* No message of desired type */
+#define	EIDRM		43	/* Identifier removed */
+#define	ECHRNG		44	/* Channel number out of range */
+#define	EL2NSYNC	45	/* Level 2 not synchronized */
+#define	EL3HLT		46	/* Level 3 halted */
+#define	EL3RST		47	/* Level 3 reset */
+#define	ELNRNG		48	/* Link number out of range */
+#define	EUNATCH		49	/* Protocol driver not attached */
+#define	ENOCSI		50	/* No CSI structure available */
+#define	EL2HLT		51	/* Level 2 halted */
+#define	EBADE		52	/* Invalid exchange */
+#define	EBADR		53	/* Invalid request descriptor */
+#define	EXFULL		54	/* Exchange full */
+#define	ENOANO		55	/* No anode */
+#define	EBADRQC		56	/* Invalid request code */
+#define	EBADSLT		57	/* Invalid slot */
+#define	EDEADLOCK	58	/* File locking deadlock error */
+#define	EBFONT		59	/* Bad font file format */
+#define	ENOSTR		60	/* Device not a stream */
+#define	ENODATA		61	/* No data available */
+#define	ETIME		62	/* Timer expired */
+#define	ENOSR		63	/* Out of streams resources */
+#define	ENONET		64	/* Machine is not on the network */
+#define	ENOPKG		65	/* Package not installed */
+#define	EREMOTE		66	/* Object is remote */
+#define	ENOLINK		67	/* Link has been severed */
+#define	EADV		68	/* Advertise error */
+#define	ESRMNT		69	/* Srmount error */
+#define	ECOMM		70	/* Communication error on send */
+#define	EPROTO		71	/* Protocol error */
+#define	EMULTIHOP	72	/* Multihop attempted */
+#define	EDOTDOT		73	/* RFS specific error */
+#define	EBADMSG		74	/* Not a data message */
+#define	EOVERFLOW	75	/* Value too large for defined data type */
+#define	ENOTUNIQ	76	/* Name not unique on network */
+#define	EBADFD		77	/* File descriptor in bad state */
+#define	EREMCHG		78	/* Remote address changed */
+#define	ELIBACC		79	/* Can not access a needed shared library */
+#define	ELIBBAD		80	/* Accessing a corrupted shared library */
+#define	ELIBSCN		81	/* .lib section in a.out corrupted */
+#define	ELIBMAX		82	/* Attempting to link in too many shared libraries */
+#define	ELIBEXEC	83	/* Cannot exec a shared library directly */
+#define	EILSEQ		84	/* Illegal byte sequence */
+#define	ERESTART	85	/* Interrupted system call should be restarted */
+#define	ESTRPIPE	86	/* Streams pipe error */
+#define	EUSERS		87	/* Too many users */
+#define	ENOTSOCK	88	/* Socket operation on non-socket */
+#define	EDESTADDRREQ	89	/* Destination address required */
+#define	EMSGSIZE	90	/* Message too long */
+#define	EPROTOTYPE	91	/* Protocol wrong type for socket */
+#define	ENOPROTOOPT	92	/* Protocol not available */
+#define	EPROTONOSUPPORT	93	/* Protocol not supported */
+#define	ESOCKTNOSUPPORT	94	/* Socket type not supported */
+#define	EOPNOTSUPP	95	/* Operation not supported on transport endpoint */
+#define	EPFNOSUPPORT	96	/* Protocol family not supported */
+#define	EAFNOSUPPORT	97	/* Address family not supported by protocol */
+#define	EADDRINUSE	98	/* Address already in use */
+#define	EADDRNOTAVAIL	99	/* Cannot assign requested address */
+#define	ENETDOWN	100	/* Network is down */
+#define	ENETUNREACH	101	/* Network is unreachable */
+#define	ENETRESET	102	/* Network dropped connection because of reset */
+#define	ECONNABORTED	103	/* Software caused connection abort */
+#define	ECONNRESET	104	/* Connection reset by peer */
+#define	ENOBUFS		105	/* No buffer space available */
+#define	EISCONN		106	/* Transport endpoint is already connected */
+#define	ENOTCONN	107	/* Transport endpoint is not connected */
+#define	ESHUTDOWN	108	/* Cannot send after transport endpoint shutdown */
+#define	ETOOMANYREFS	109	/* Too many references: cannot splice */
+#define	ETIMEDOUT	110	/* Connection timed out */
+#define	ECONNREFUSED	111	/* Connection refused */
+#define	EHOSTDOWN	112	/* Host is down */
+#define	EHOSTUNREACH	113	/* No route to host */
+#define	EALREADY	114	/* Operation already in progress */
+#define	EINPROGRESS	115	/* Operation now in progress */
+#define	ESTALE		116	/* Stale NFS file handle */
+#define	EUCLEAN		117	/* Structure needs cleaning */
+#define	ENOTNAM		118	/* Not a XENIX named type file */
+#define	ENAVAIL		119	/* No XENIX semaphores available */
+#define	EISNAM		120	/* Is a named type file */
+#define	EREMOTEIO	121	/* Remote I/O error */
+#define	EDQUOT		122	/* Quota exceeded */
+
+#define	ENOMEDIUM	123	/* No medium found */
+#define	EMEDIUMTYPE	124	/* Wrong medium type */
+
+/* Should never be seen by user programs */
+#define ERESTARTSYS	512
+#define ERESTARTNOINTR	513
+#define ERESTARTNOHAND	514	/* restart if no handler.. */
+#define ENOIOCTLCMD	515	/* No ioctl command */
+
+#define _LAST_ERRNO	515
+
+#endif
diff --git a/include/asm-sparc/global_data.h b/include/asm-sparc/global_data.h
new file mode 100644
index 0000000..7c29fc6
--- /dev/null
+++ b/include/asm-sparc/global_data.h
@@ -0,0 +1,85 @@
+/*
+ * (C) Copyright 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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_GBL_DATA_H
+#define __ASM_GBL_DATA_H
+
+#include "asm/types.h"
+
+/*
+ * The following data structure is placed in some memory wich is
+ * available very early after boot (like DPRAM on MPC8xx/MPC82xx, or
+ * some locked parts of the data cache) to allow for a minimum set of
+ * global variables during system initialization (until we have set
+ * up the memory controller so that we can use RAM).
+ *
+ * Keep it *SMALL* and remember to set CFG_GBL_DATA_SIZE > sizeof(gd_t)
+ */
+
+typedef struct global_data {
+	bd_t *bd;
+	unsigned long flags;
+	unsigned long baudrate;
+	unsigned long cpu_clk;	/* CPU clock in Hz!             */
+	unsigned long bus_clk;
+
+	unsigned long ram_size;	/* RAM size */
+	unsigned long reloc_off;	/* Relocation Offset */
+	unsigned long reset_status;	/* reset status register at boot        */
+	unsigned long env_addr;	/* Address  of Environment struct       */
+	unsigned long env_valid;	/* Checksum of Environment valid?       */
+	unsigned long have_console;	/* serial_init() was called */
+
+#if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
+	unsigned long fb_base;	/* Base address of framebuffer memory   */
+#endif
+#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
+#ifdef CONFIG_BOARD_TYPES
+	unsigned long board_type;
+#endif
+#ifdef CONFIG_MODEM_SUPPORT
+	unsigned long do_mdm_init;
+	unsigned long be_quiet;
+#endif
+#ifdef CONFIG_LWMON
+	unsigned long kbd_status;
+#endif
+	void **jt;		/* jump table */
+} gd_t;
+
+/*
+ * Global Data 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 volatile gd_t *gd asm ("%g7")
+
+#endif				/* __ASM_GBL_DATA_H */
diff --git a/include/asm-sparc/io.h b/include/asm-sparc/io.h
new file mode 100644
index 0000000..2a27d06
--- /dev/null
+++ b/include/asm-sparc/io.h
@@ -0,0 +1,94 @@
+/* SPARC I/O definitions
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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 _SPARC_IO_H
+#define _SPARC_IO_H
+
+/* Nothing to sync, total store ordering (TSO)... */
+#define sync()
+
+/* Forces a cache miss on read/load.
+ * On some architectures we need to bypass the cache when reading
+ * I/O registers so that we are not reading the same status word
+ * over and over again resulting in a hang (until an IRQ if lucky)
+ *
+ */
+#ifndef CFG_HAS_NO_CACHE
+#define READ_BYTE(var)  SPARC_NOCACHE_READ_BYTE((unsigned int)(var))
+#define READ_HWORD(var) SPARC_NOCACHE_READ_HWORD((unsigned int)(var))
+#define READ_WORD(var)  SPARC_NOCACHE_READ((unsigned int)(var))
+#define READ_DWORD(var) SPARC_NOCACHE_READ_DWORD((unsigned int)(var))
+#else
+#define READ_BYTE(var)  (var)
+#define READ_HWORD(var) (var)
+#define READ_WORD(var)  (var)
+#define READ_DWORD(var) (var)
+#endif
+
+/*
+ * Generic virtual read/write.
+ */
+#define __arch_getb(a)			(READ_BYTE(a))
+#define __arch_getw(a)			(READ_HWORD(a))
+#define __arch_getl(a)			(READ_WORD(a))
+#define __arch_getq(a)			(READ_DWORD(a))
+
+#define __arch_putb(v,a)		(*(volatile unsigned char *)(a) = (v))
+#define __arch_putw(v,a)		(*(volatile unsigned short *)(a) = (v))
+#define __arch_putl(v,a)		(*(volatile unsigned int *)(a) = (v))
+
+#define __raw_writeb(v,a)		__arch_putb(v,a)
+#define __raw_writew(v,a)		__arch_putw(v,a)
+#define __raw_writel(v,a)		__arch_putl(v,a)
+
+#define __raw_readb(a)			__arch_getb(a)
+#define __raw_readw(a)			__arch_getw(a)
+#define __raw_readl(a)			__arch_getl(a)
+#define __raw_readq(a)			__arch_getq(a)
+
+/*
+ * Given a physical address and a length, return a virtual address
+ * that can be used to access the memory range with the caching
+ * properties specified by "flags".
+ */
+typedef unsigned long phys_addr_t;
+
+#define MAP_NOCACHE	(0)
+#define MAP_WRCOMBINE	(0)
+#define MAP_WRBACK	(0)
+#define MAP_WRTHROUGH	(0)
+
+static inline void *map_physmem(phys_addr_t paddr, unsigned long len,
+				unsigned long flags)
+{
+	return (void *)paddr;
+}
+
+/*
+ * Take down a mapping set up by map_physmem().
+ */
+static inline void unmap_physmem(void *vaddr, unsigned long flags)
+{
+
+}
+
+#endif
diff --git a/include/asm-sparc/irq.h b/include/asm-sparc/irq.h
new file mode 100644
index 0000000..c5538c0
--- /dev/null
+++ b/include/asm-sparc/irq.h
@@ -0,0 +1,49 @@
+/* IRQ functions
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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 __SPARC_IRQ_H__
+#define __SPARC_IRQ_H__
+
+#include <asm/psr.h>
+
+/* Set SPARC Processor Interrupt Level */
+extern inline void set_pil(unsigned int level)
+{
+	unsigned int psr = get_psr();
+
+	put_psr((psr & ~PSR_PIL) | ((level & 0xf) << PSR_PIL_OFS));
+}
+
+/* Get SPARC Processor Interrupt Level */
+extern inline unsigned int get_pil(void)
+{
+	unsigned int psr = get_psr();
+	return (psr & PSR_PIL) >> PSR_PIL_OFS;
+}
+
+/* Disables interrupts and return current PIL value */
+extern int intLock(void);
+
+/* Sets the PIL to oldLevel */
+extern void intUnlock(int oldLevel);
+
+#endif
diff --git a/include/asm-sparc/machines.h b/include/asm-sparc/machines.h
new file mode 100644
index 0000000..1e26195
--- /dev/null
+++ b/include/asm-sparc/machines.h
@@ -0,0 +1,92 @@
+/* machines.h:  Defines for taking apart the machine type value in the
+ *              idprom and determining the kind of machine we are on.
+ *
+ * Taken from the SPARC port of Linux.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
+ *
+ * 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 __SPARC_MACHINES_H__
+#define __SPARC_MACHINES_H__
+
+struct Sun_Machine_Models {
+	char *name;
+	unsigned char id_machtype;
+};
+
+/* Current number of machines we know about that has an IDPROM
+ * machtype entry including one entry for the 0x80 OBP machines.
+ */
+#define NUM_SUN_MACHINES   16
+
+extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES];
+
+/* The machine type in the idprom area looks like this:
+ *
+ * ---------------
+ * | ARCH | MACH |
+ * ---------------
+ *  7    4 3    0
+ *
+ * The ARCH field determines the architecture line (sun4, sun4c, etc).
+ * The MACH field determines the machine make within that architecture.
+ */
+
+#define SM_ARCH_MASK  0xf0
+#define SM_SUN4       0x20
+#define  M_LEON2      0x30
+#define SM_SUN4C      0x50
+#define SM_SUN4M      0x70
+#define SM_SUN4M_OBP  0x80
+
+#define SM_TYP_MASK   0x0f
+/* Sun4 machines */
+#define SM_4_260      0x01	/* Sun 4/200 series */
+#define SM_4_110      0x02	/* Sun 4/100 series */
+#define SM_4_330      0x03	/* Sun 4/300 series */
+#define SM_4_470      0x04	/* Sun 4/400 series */
+
+/* Leon machines */
+#define M_LEON2_SOC   0x01	/* Leon2 SoC */
+
+/* Sun4c machines                Full Name              - PROM NAME */
+#define SM_4C_SS1     0x01	/* Sun4c SparcStation 1   - Sun 4/60  */
+#define SM_4C_IPC     0x02	/* Sun4c SparcStation IPC - Sun 4/40  */
+#define SM_4C_SS1PLUS 0x03	/* Sun4c SparcStation 1+  - Sun 4/65  */
+#define SM_4C_SLC     0x04	/* Sun4c SparcStation SLC - Sun 4/20  */
+#define SM_4C_SS2     0x05	/* Sun4c SparcStation 2   - Sun 4/75  */
+#define SM_4C_ELC     0x06	/* Sun4c SparcStation ELC - Sun 4/25  */
+#define SM_4C_IPX     0x07	/* Sun4c SparcStation IPX - Sun 4/50  */
+
+/* Sun4m machines, these predate the OpenBoot.  These values only mean
+ * something if the value in the ARCH field is SM_SUN4M, if it is
+ * SM_SUN4M_OBP then you have the following situation:
+ * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
+ * 2) You have to consult OpenBoot to determine which machine this is.
+ */
+#define SM_4M_SS60    0x01	/* Sun4m SparcSystem 600                  */
+#define SM_4M_SS50    0x02	/* Sun4m SparcStation 10                  */
+#define SM_4M_SS40    0x03	/* Sun4m SparcStation 5                   */
+
+/* Sun4d machines -- N/A */
+/* Sun4e machines -- N/A */
+/* Sun4u machines -- N/A */
+
+#endif				/* !(_SPARC_MACHINES_H) */
diff --git a/include/asm-sparc/page.h b/include/asm-sparc/page.h
new file mode 100644
index 0000000..484953a
--- /dev/null
+++ b/include/asm-sparc/page.h
@@ -0,0 +1,43 @@
+/* page.h:  Various defines and such for MMU operations on the Sparc for
+ *          the Linux kernel.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
+ *
+ * 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 _SPARC_PAGE_H
+#define _SPARC_PAGE_H
+
+#include <linux/config.h>
+#ifdef CONFIG_SUN4
+#define PAGE_SHIFT   13
+#else
+#define PAGE_SHIFT   12
+#endif
+
+#ifndef __ASSEMBLY__
+/* I have my suspicions... -DaveM */
+#define PAGE_SIZE    (1UL << PAGE_SHIFT)
+#else
+#define PAGE_SIZE    (1 << PAGE_SHIFT)
+#endif
+
+#define PAGE_MASK    (~(PAGE_SIZE-1))
+
+#endif				/* _SPARC_PAGE_H */
diff --git a/include/asm-sparc/posix_types.h b/include/asm-sparc/posix_types.h
new file mode 100644
index 0000000..8d98b2a
--- /dev/null
+++ b/include/asm-sparc/posix_types.h
@@ -0,0 +1,139 @@
+/*
+ * (C) Copyright 2000 - 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2007, taken from asm-ppc/posix_types.h
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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 __SPARC_POSIX_TYPES_H__
+#define __SPARC_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 int __kernel_dev_t;
+typedef unsigned int __kernel_ino_t;
+typedef unsigned int __kernel_mode_t;
+typedef unsigned short __kernel_nlink_t;
+typedef long __kernel_off_t;
+typedef int __kernel_pid_t;
+typedef unsigned int __kernel_uid_t;
+typedef unsigned int __kernel_gid_t;
+typedef unsigned int __kernel_size_t;
+typedef int __kernel_ssize_t;
+typedef long __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 short __kernel_ipc_pid_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 int __kernel_old_uid_t;
+typedef unsigned int __kernel_old_gid_t;
+
+#ifdef __GNUC__
+typedef long long __kernel_loff_t;
+#endif
+
+typedef struct {
+	int val[2];
+} __kernel_fsid_t;
+
+#ifndef __GNUC__
+
+#define	__FD_SET(d, set)	((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
+#define	__FD_CLR(d, set)	((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
+#define	__FD_ISSET(d, set)	((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
+#define	__FD_ZERO(set)	\
+  ((void) memset ((__ptr_t) (set), 0, sizeof (__kernel_fd_set)))
+
+#else				/* __GNUC__ */
+
+#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) \
+    || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0)
+/* With GNU C, use inline functions instead so args are evaluated only once: */
+
+#undef __FD_SET
+static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set * fdsetp)
+{
+	unsigned long _tmp = fd / __NFDBITS;
+	unsigned long _rem = fd % __NFDBITS;
+	fdsetp->fds_bits[_tmp] |= (1UL << _rem);
+}
+
+#undef __FD_CLR
+static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set * fdsetp)
+{
+	unsigned long _tmp = fd / __NFDBITS;
+	unsigned long _rem = fd % __NFDBITS;
+	fdsetp->fds_bits[_tmp] &= ~(1UL << _rem);
+}
+
+#undef __FD_ISSET
+static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set * p)
+{
+	unsigned long _tmp = fd / __NFDBITS;
+	unsigned long _rem = fd % __NFDBITS;
+	return (p->fds_bits[_tmp] & (1UL << _rem)) != 0;
+}
+
+/*
+ * This will unroll the loop for the normal constant case (8 ints,
+ * for a 256-bit fd_set)
+ */
+#undef __FD_ZERO
+static __inline__ void __FD_ZERO(__kernel_fd_set * p)
+{
+	unsigned int *tmp = (unsigned int *)p->fds_bits;
+	int i;
+
+	if (__builtin_constant_p(__FDSET_LONGS)) {
+		switch (__FDSET_LONGS) {
+		case 8:
+			tmp[0] = 0;
+			tmp[1] = 0;
+			tmp[2] = 0;
+			tmp[3] = 0;
+			tmp[4] = 0;
+			tmp[5] = 0;
+			tmp[6] = 0;
+			tmp[7] = 0;
+			return;
+		}
+	}
+	i = __FDSET_LONGS;
+	while (i) {
+		i--;
+		*tmp = 0;
+		tmp++;
+	}
+}
+
+#endif				/* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+#endif				/* __GNUC__ */
+#endif				/* _SPARC_POSIX_TYPES_H */
diff --git a/include/asm-sparc/processor.h b/include/asm-sparc/processor.h
new file mode 100644
index 0000000..31b44c5
--- /dev/null
+++ b/include/asm-sparc/processor.h
@@ -0,0 +1,109 @@
+/* SPARC Processor specifics
+ * taken from the SPARC port of Linux (ptrace.h).
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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_SPARC_PROCESSOR_H
+#define __ASM_SPARC_PROCESSOR_H
+
+#include <asm/arch/asi.h>
+
+/* Includeprocessor specific header file here */
+#error Unknown SPARC Processor
+
+#ifndef __ASSEMBLY__
+
+/* flush data cache */
+static __inline__ void sparc_dcache_flush_all(void)
+{
+      __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t"::"i"(ASI_DFLUSH):"memory");
+}
+
+/* flush instruction cache */
+static __inline__ void sparc_icache_flush_all(void)
+{
+      __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t"::"i"(ASI_IFLUSH):"memory");
+}
+
+/* do a cache miss load */
+static __inline__ unsigned long long sparc_load_reg_cachemiss_qword(unsigned
+								    long paddr)
+{
+	unsigned long long retval;
+	__asm__ __volatile__("ldda [%1] %2, %0\n\t":
+			     "=r"(retval):"r"(paddr), "i"(ASI_CACHEMISS));
+	return retval;
+}
+
+static __inline__ unsigned long sparc_load_reg_cachemiss(unsigned long paddr)
+{
+	unsigned long retval;
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):"r"(paddr), "i"(ASI_CACHEMISS));
+	return retval;
+}
+
+static __inline__ unsigned short sparc_load_reg_cachemiss_word(unsigned long
+							       paddr)
+{
+	unsigned short retval;
+	__asm__ __volatile__("lduha [%1] %2, %0\n\t":
+			     "=r"(retval):"r"(paddr), "i"(ASI_CACHEMISS));
+	return retval;
+}
+
+static __inline__ unsigned char sparc_load_reg_cachemiss_byte(unsigned long
+							      paddr)
+{
+	unsigned char retval;
+	__asm__ __volatile__("lduba [%1] %2, %0\n\t":
+			     "=r"(retval):"r"(paddr), "i"(ASI_CACHEMISS));
+	return retval;
+}
+
+/* do a physical address bypass write, i.e. for 0x80000000 */
+static __inline__ void sparc_store_reg_bypass(unsigned long paddr,
+					      unsigned long value)
+{
+	__asm__ __volatile__("sta %0, [%1] %2\n\t"::"r"(value), "r"(paddr),
+			     "i"(ASI_BYPASS):"memory");
+}
+
+static __inline__ unsigned long sparc_load_reg_bypass(unsigned long paddr)
+{
+	unsigned long retval;
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):"r"(paddr), "i"(ASI_BYPASS));
+	return retval;
+}
+
+/* Macros for bypassing cache when reading */
+#define SPARC_NOCACHE_READ_DWORD(address) sparc_load_reg_cachemiss_qword((unsigned int)(address))
+#define SPARC_NOCACHE_READ(address)       sparc_load_reg_cachemiss((unsigned int)(address))
+#define SPARC_NOCACHE_READ_HWORD(address) sparc_load_reg_cachemiss_word((unsigned int)(address))
+#define SPARC_NOCACHE_READ_BYTE(address)  sparc_load_reg_cachemiss_byte((unsigned int)(address))
+
+#define SPARC_BYPASS_READ(address)        sparc_load_reg_bypass((unsigned int)(address))
+#define SPARC_BYPASS_WRITE(address,value) sparc_store_reg_bypass((unsigned int)(address),(unsigned int)(value))
+
+#endif
+
+#endif				/* __ASM_SPARC_PROCESSOR_H */
diff --git a/include/asm-sparc/prom.h b/include/asm-sparc/prom.h
new file mode 100644
index 0000000..d55cc86
--- /dev/null
+++ b/include/asm-sparc/prom.h
@@ -0,0 +1,297 @@
+/* OpenProm defines mainly taken from linux kernel header files
+ *
+ * openprom.h:  Prom structures and defines for access to the OPENBOOT
+ *              prom routines and data areas.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
+ *
+ * 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 __SPARC_OPENPROM_H__
+#define __SPARC_OPENPROM_H__
+
+/* Empirical constants... */
+#define	LINUX_OPPROM_MAGIC      0x10010407
+
+#ifndef __ASSEMBLY__
+/* V0 prom device operations. */
+struct linux_dev_v0_funcs {
+	int (*v0_devopen) (char *device_str);
+	int (*v0_devclose) (int dev_desc);
+	int (*v0_rdblkdev) (int dev_desc, int num_blks, int blk_st, char *buf);
+	int (*v0_wrblkdev) (int dev_desc, int num_blks, int blk_st, char *buf);
+	int (*v0_wrnetdev) (int dev_desc, int num_bytes, char *buf);
+	int (*v0_rdnetdev) (int dev_desc, int num_bytes, char *buf);
+	int (*v0_rdchardev) (int dev_desc, int num_bytes, int dummy, char *buf);
+	int (*v0_wrchardev) (int dev_desc, int num_bytes, int dummy, char *buf);
+	int (*v0_seekdev) (int dev_desc, long logical_offst, int from);
+};
+
+/* V2 and later prom device operations. */
+struct linux_dev_v2_funcs {
+	int (*v2_inst2pkg) (int d);	/* Convert ihandle to phandle */
+	char *(*v2_dumb_mem_alloc) (char *va, unsigned sz);
+	void (*v2_dumb_mem_free) (char *va, unsigned sz);
+
+	/* To map devices into virtual I/O space. */
+	char *(*v2_dumb_mmap) (char *virta, int which_io, unsigned paddr,
+			       unsigned sz);
+	void (*v2_dumb_munmap) (char *virta, unsigned size);
+
+	int (*v2_dev_open) (char *devpath);
+	void (*v2_dev_close) (int d);
+	int (*v2_dev_read) (int d, char *buf, int nbytes);
+	int (*v2_dev_write) (int d, char *buf, int nbytes);
+	int (*v2_dev_seek) (int d, int hi, int lo);
+
+	/* Never issued (multistage load support) */
+	void (*v2_wheee2) (void);
+	void (*v2_wheee3) (void);
+};
+
+struct linux_mlist_v0 {
+	struct linux_mlist_v0 *theres_more;
+	char *start_adr;
+	unsigned num_bytes;
+};
+
+struct linux_mem_v0 {
+	struct linux_mlist_v0 **v0_totphys;
+	struct linux_mlist_v0 **v0_prommap;
+	struct linux_mlist_v0 **v0_available;	/* What we can use */
+};
+
+/* Arguments sent to the kernel from the boot prompt. */
+struct linux_arguments_v0 {
+	char *argv[8];
+	char args[100];
+	char boot_dev[2];
+	int boot_dev_ctrl;
+	int boot_dev_unit;
+	int dev_partition;
+	char *kernel_file_name;
+	void *aieee1;		/* XXX */
+};
+
+/* V2 and up boot things. */
+struct linux_bootargs_v2 {
+	char **bootpath;
+	char **bootargs;
+	int *fd_stdin;
+	int *fd_stdout;
+};
+
+/* The top level PROM vector. */
+struct linux_romvec {
+	/* Version numbers. */
+	unsigned int pv_magic_cookie;
+	unsigned int pv_romvers;
+	unsigned int pv_plugin_revision;
+	unsigned int pv_printrev;
+
+	/* Version 0 memory descriptors. */
+	struct linux_mem_v0 pv_v0mem;
+
+	/* Node operations. */
+	struct linux_nodeops *pv_nodeops;
+
+	char **pv_bootstr;
+	struct linux_dev_v0_funcs pv_v0devops;
+
+	char *pv_stdin;
+	char *pv_stdout;
+#define	PROMDEV_KBD	0	/* input from keyboard */
+#define	PROMDEV_SCREEN	0	/* output to screen */
+#define	PROMDEV_TTYA	1	/* in/out to ttya */
+#define	PROMDEV_TTYB	2	/* in/out to ttyb */
+
+	/* Blocking getchar/putchar.  NOT REENTRANT! (grr) */
+	int (*pv_getchar) (void);
+	void (*pv_putchar) (int ch);
+
+	/* Non-blocking variants. */
+	int (*pv_nbgetchar) (void);
+	int (*pv_nbputchar) (int ch);
+
+	void (*pv_putstr) (char *str, int len);
+
+	/* Miscellany. */
+	void (*pv_reboot) (char *bootstr);
+	void (*pv_printf) (__const__ char *fmt, ...);
+	void (*pv_abort) (void);
+	__volatile__ int *pv_ticks;
+	void (*pv_halt) (void);
+	void (**pv_synchook) (void);
+
+	/* Evaluate a forth string, not different proto for V0 and V2->up. */
+	union {
+		void (*v0_eval) (int len, char *str);
+		void (*v2_eval) (char *str);
+	} pv_fortheval;
+
+	struct linux_arguments_v0 **pv_v0bootargs;
+
+	/* Get ether address. */
+	unsigned int (*pv_enaddr) (int d, char *enaddr);
+
+	struct linux_bootargs_v2 pv_v2bootargs;
+	struct linux_dev_v2_funcs pv_v2devops;
+
+	int filler[15];
+
+	/* This one is sun4c/sun4 only. */
+	void (*pv_setctxt) (int ctxt, char *va, int pmeg);
+
+	/* Prom version 3 Multiprocessor routines. This stuff is crazy.
+	 * No joke. Calling these when there is only one cpu probably
+	 * crashes the machine, have to test this. :-)
+	 */
+
+	/* v3_cpustart() will start the cpu 'whichcpu' in mmu-context
+	 * 'thiscontext' executing at address 'prog_counter'
+	 */
+	int (*v3_cpustart) (unsigned int whichcpu, int ctxtbl_ptr,
+			    int thiscontext, char *prog_counter);
+
+	/* v3_cpustop() will cause cpu 'whichcpu' to stop executing
+	 * until a resume cpu call is made.
+	 */
+	int (*v3_cpustop) (unsigned int whichcpu);
+
+	/* v3_cpuidle() will idle cpu 'whichcpu' until a stop or
+	 * resume cpu call is made.
+	 */
+	int (*v3_cpuidle) (unsigned int whichcpu);
+
+	/* v3_cpuresume() will resume processor 'whichcpu' executing
+	 * starting with whatever 'pc' and 'npc' were left at the
+	 * last 'idle' or 'stop' call.
+	 */
+	int (*v3_cpuresume) (unsigned int whichcpu);
+};
+
+/* Routines for traversing the prom device tree. */
+struct linux_nodeops {
+	int (*no_nextnode) (int node);
+	int (*no_child) (int node);
+	int (*no_proplen) (int node, char *name);
+	int (*no_getprop) (int node, char *name, char *val);
+	int (*no_setprop) (int node, char *name, char *val, int len);
+	char *(*no_nextprop) (int node, char *name);
+};
+
+/* More fun PROM structures for device probing. */
+#define PROMREG_MAX     16
+#define PROMVADDR_MAX   16
+#define PROMINTR_MAX    15
+
+struct linux_prom_registers {
+	unsigned int which_io;	/* is this in OBIO space? */
+	unsigned int phys_addr;	/* The physical address of this register */
+	unsigned int reg_size;	/* How many bytes does this register take up? */
+};
+
+struct linux_prom_irqs {
+	int pri;		/* IRQ priority */
+	int vector;		/* This is foobar, what does it do? */
+};
+
+/* Element of the "ranges" vector */
+struct linux_prom_ranges {
+	unsigned int ot_child_space;
+	unsigned int ot_child_base;	/* Bus feels this */
+	unsigned int ot_parent_space;
+	unsigned int ot_parent_base;	/* CPU looks from here */
+	unsigned int or_size;
+};
+
+/* Ranges and reg properties are a bit different for PCI. */
+struct linux_prom_pci_registers {
+	/*
+	 * We don't know what information this field contain.
+	 * We guess, PCI device function is in bits 15:8
+	 * So, ...
+	 */
+	unsigned int which_io;	/* Let it be which_io */
+
+	unsigned int phys_hi;
+	unsigned int phys_lo;
+
+	unsigned int size_hi;
+	unsigned int size_lo;
+};
+
+struct linux_prom_pci_ranges {
+	unsigned int child_phys_hi;	/* Only certain bits are encoded here. */
+	unsigned int child_phys_mid;
+	unsigned int child_phys_lo;
+
+	unsigned int parent_phys_hi;
+	unsigned int parent_phys_lo;
+
+	unsigned int size_hi;
+	unsigned int size_lo;
+};
+
+struct linux_prom_pci_assigned_addresses {
+	unsigned int which_io;
+
+	unsigned int phys_hi;
+	unsigned int phys_lo;
+
+	unsigned int size_hi;
+	unsigned int size_lo;
+};
+
+struct linux_prom_ebus_ranges {
+	unsigned int child_phys_hi;
+	unsigned int child_phys_lo;
+
+	unsigned int parent_phys_hi;
+	unsigned int parent_phys_mid;
+	unsigned int parent_phys_lo;
+
+	unsigned int size;
+};
+
+/* Offset into the EEPROM where the id PROM is located on the 4c */
+#define IDPROM_OFFSET  0x7d8
+
+/* On sun4m; physical. */
+/* MicroSPARC(-II) does not decode 31rd bit, but it works. */
+#define IDPROM_OFFSET_M  0xfd8
+
+struct idprom {
+	unsigned char id_format;	/* Format identifier (always 0x01) */
+	unsigned char id_machtype;	/* Machine type */
+	unsigned char id_ethaddr[6];	/* Hardware ethernet address */
+	long id_date;		/* Date of manufacture */
+	unsigned int id_sernum:24;	/* Unique serial number */
+	unsigned char id_cksum;	/* Checksum - xor of the data bytes */
+	unsigned char reserved[16];
+};
+
+extern struct idprom *idprom;
+extern void idprom_init(void);
+
+#define IDPROM_SIZE  (sizeof(struct idprom))
+
+#endif				/* !(__ASSEMBLY__) */
+
+#endif
diff --git a/include/asm-sparc/psr.h b/include/asm-sparc/psr.h
new file mode 100644
index 0000000..fc77947
--- /dev/null
+++ b/include/asm-sparc/psr.h
@@ -0,0 +1,97 @@
+/* psr.h: This file holds the macros for masking off various parts of
+ *        the processor status register on the Sparc. This is valid
+ *        for Version 8. On the V9 this is renamed to the PSTATE
+ *        register and its members are accessed as fields like
+ *        PSTATE.PRIV for the current CPU privilege level.
+ *
+ * taken from the SPARC port of Linux,
+ *
+ * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
+ *
+ * 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 __SPARC_PSR_H__
+#define __SPARC_PSR_H__
+
+/* The Sparc PSR fields are laid out as the following:
+ *
+ *  ------------------------------------------------------------------------
+ *  | impl  | vers  | icc   | resv  | EC | EF | PIL  | S | PS | ET |  CWP  |
+ *  | 31-28 | 27-24 | 23-20 | 19-14 | 13 | 12 | 11-8 | 7 | 6  | 5  |  4-0  |
+ *  ------------------------------------------------------------------------
+ */
+#define PSR_CWP     0x0000001f	/* current window pointer     */
+#define PSR_ET      0x00000020	/* enable traps field         */
+#define PSR_PS      0x00000040	/* previous privilege level   */
+#define PSR_S       0x00000080	/* current privilege level    */
+#define PSR_PIL     0x00000f00	/* processor interrupt level  */
+#define PSR_EF      0x00001000	/* enable floating point      */
+#define PSR_EC      0x00002000	/* enable co-processor        */
+#define PSR_LE      0x00008000	/* SuperSparcII little-endian */
+#define PSR_ICC     0x00f00000	/* integer condition codes    */
+#define PSR_C       0x00100000	/* carry bit                  */
+#define PSR_V       0x00200000	/* overflow bit               */
+#define PSR_Z       0x00400000	/* zero bit                   */
+#define PSR_N       0x00800000	/* negative bit               */
+#define PSR_VERS    0x0f000000	/* cpu-version field          */
+#define PSR_IMPL    0xf0000000	/* cpu-implementation field   */
+
+#define PSR_PIL_OFS  8
+
+#ifndef __ASSEMBLY__
+/* Get the %psr register. */
+extern __inline__ unsigned int get_psr(void)
+{
+	unsigned int psr;
+	__asm__ __volatile__("rd	%%psr, %0\n\t"
+			     "nop\n\t" "nop\n\t" "nop\n\t":"=r"(psr)
+			     :	/* no inputs */
+			     :"memory");
+
+	return psr;
+}
+
+extern __inline__ void put_psr(unsigned int new_psr)
+{
+	__asm__ __volatile__("wr	%0, 0x0, %%psr\n\t" "nop\n\t" "nop\n\t" "nop\n\t":	/* no outputs */
+			     :"r"(new_psr)
+			     :"memory", "cc");
+}
+
+/* Get the %fsr register.  Be careful, make sure the floating point
+ * enable bit is set in the %psr when you execute this or you will
+ * incur a trap.
+ */
+
+extern unsigned int fsr_storage;
+
+extern __inline__ unsigned int get_fsr(void)
+{
+	unsigned int fsr = 0;
+
+	__asm__ __volatile__("st	%%fsr, %1\n\t"
+			     "ld	%1, %0\n\t":"=r"(fsr)
+			     :"m"(fsr_storage));
+
+	return fsr;
+}
+
+#endif				/* !(__ASSEMBLY__) */
+
+#endif				/* !(__SPARC_PSR_H__) */
diff --git a/include/asm-sparc/ptrace.h b/include/asm-sparc/ptrace.h
new file mode 100644
index 0000000..12a9c56
--- /dev/null
+++ b/include/asm-sparc/ptrace.h
@@ -0,0 +1,181 @@
+/* Contain the Stack frame layout on interrupt. pt_regs.
+ * taken from the SPARC port of Linux (ptrace.h).
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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 __SPARC_PTRACE_H__
+#define __SPARC_PTRACE_H__
+
+#include <asm/psr.h>
+
+/* This struct defines the way the registers are stored on the
+ * stack during a system call and basically all traps.
+ */
+
+#ifndef __ASSEMBLY__
+
+struct pt_regs {
+	unsigned long psr;
+	unsigned long pc;
+	unsigned long npc;
+	unsigned long y;
+	unsigned long u_regs[16];	/* globals and ins */
+};
+
+#define UREG_G0        0
+#define UREG_G1        1
+#define UREG_G2        2
+#define UREG_G3        3
+#define UREG_G4        4
+#define UREG_G5        5
+#define UREG_G6        6
+#define UREG_G7        7
+#define UREG_I0        8
+#define UREG_I1        9
+#define UREG_I2        10
+#define UREG_I3        11
+#define UREG_I4        12
+#define UREG_I5        13
+#define UREG_I6        14
+#define UREG_I7        15
+#define UREG_WIM       UREG_G0
+#define UREG_FADDR     UREG_G0
+#define UREG_FP        UREG_I6
+#define UREG_RETPC     UREG_I7
+
+/* A register window */
+struct reg_window {
+	unsigned long locals[8];
+	unsigned long ins[8];
+};
+
+/* A Sparc stack frame */
+struct sparc_stackf {
+	unsigned long locals[8];
+	unsigned long ins[6];
+	struct sparc_stackf *fp;
+	unsigned long callers_pc;
+	char *structptr;
+	unsigned long xargs[6];
+	unsigned long xxargs[1];
+};
+
+#define TRACEREG_SZ   sizeof(struct pt_regs)
+#define STACKFRAME_SZ sizeof(struct sparc_stackf)
+
+#else				/* __ASSEMBLY__ */
+/* For assembly code. */
+#define TRACEREG_SZ       0x50
+#define STACKFRAME_SZ     0x60
+#endif
+
+/*
+ * The asm_offsets.h is a generated file, so we cannot include it.
+ * It may be OK for glibc headers, but it's utterly pointless for C code.
+ * The assembly code using those offsets has to include it explicitly.
+ */
+/* #include <asm/asm_offsets.h> */
+
+/* These are for pt_regs. */
+#define PT_PSR    0x0
+#define PT_PC     0x4
+#define PT_NPC    0x8
+#define PT_Y      0xc
+#define PT_G0     0x10
+#define PT_WIM    PT_G0
+#define PT_G1     0x14
+#define PT_G2     0x18
+#define PT_G3     0x1c
+#define PT_G4     0x20
+#define PT_G5     0x24
+#define PT_G6     0x28
+#define PT_G7     0x2c
+#define PT_I0     0x30
+#define PT_I1     0x34
+#define PT_I2     0x38
+#define PT_I3     0x3c
+#define PT_I4     0x40
+#define PT_I5     0x44
+#define PT_I6     0x48
+#define PT_FP     PT_I6
+#define PT_I7     0x4c
+
+/* Reg_window offsets */
+#define RW_L0     0x00
+#define RW_L1     0x04
+#define RW_L2     0x08
+#define RW_L3     0x0c
+#define RW_L4     0x10
+#define RW_L5     0x14
+#define RW_L6     0x18
+#define RW_L7     0x1c
+#define RW_I0     0x20
+#define RW_I1     0x24
+#define RW_I2     0x28
+#define RW_I3     0x2c
+#define RW_I4     0x30
+#define RW_I5     0x34
+#define RW_I6     0x38
+#define RW_I7     0x3c
+
+/* Stack_frame offsets */
+#define SF_L0     0x00
+#define SF_L1     0x04
+#define SF_L2     0x08
+#define SF_L3     0x0c
+#define SF_L4     0x10
+#define SF_L5     0x14
+#define SF_L6     0x18
+#define SF_L7     0x1c
+#define SF_I0     0x20
+#define SF_I1     0x24
+#define SF_I2     0x28
+#define SF_I3     0x2c
+#define SF_I4     0x30
+#define SF_I5     0x34
+#define SF_FP     0x38
+#define SF_PC     0x3c
+#define SF_RETP   0x40
+#define SF_XARG0  0x44
+#define SF_XARG1  0x48
+#define SF_XARG2  0x4c
+#define SF_XARG3  0x50
+#define SF_XARG4  0x54
+#define SF_XARG5  0x58
+#define SF_XXARG  0x5c
+
+/* Stuff for the ptrace system call */
+#define PTRACE_SUNATTACH          10
+#define PTRACE_SUNDETACH          11
+#define PTRACE_GETREGS            12
+#define PTRACE_SETREGS            13
+#define PTRACE_GETFPREGS          14
+#define PTRACE_SETFPREGS          15
+#define PTRACE_READDATA           16
+#define PTRACE_WRITEDATA          17
+#define PTRACE_READTEXT           18
+#define PTRACE_WRITETEXT          19
+#define PTRACE_GETFPAREGS         20
+#define PTRACE_SETFPAREGS         21
+
+#define PTRACE_GETUCODE           29	/* stupid bsd-ism */
+
+#endif				/* !(_SPARC_PTRACE_H) */
diff --git a/include/asm-sparc/srmmu.h b/include/asm-sparc/srmmu.h
new file mode 100644
index 0000000..5214d96
--- /dev/null
+++ b/include/asm-sparc/srmmu.h
@@ -0,0 +1,301 @@
+/* SRMMU page table defines and code,
+ * taken from the SPARC port of Linux
+ *
+ * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ *
+ * 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 __SPARC_SRMMU_H__
+#define __SPARC_SRMMU_H__
+
+#include <asm/asi.h>
+#include <asm/page.h>
+
+/* Number of contexts is implementation-dependent; 64k is the most we support */
+#define SRMMU_MAX_CONTEXTS	65536
+
+/* PMD_SHIFT determines the size of the area a second-level page table entry can map */
+#define SRMMU_REAL_PMD_SHIFT		18
+#define SRMMU_REAL_PMD_SIZE		(1UL << SRMMU_REAL_PMD_SHIFT)
+#define SRMMU_REAL_PMD_MASK		(~(SRMMU_REAL_PMD_SIZE-1))
+#define SRMMU_REAL_PMD_ALIGN(__addr)	(((__addr)+SRMMU_REAL_PMD_SIZE-1)&SRMMU_REAL_PMD_MASK)
+
+/* PGDIR_SHIFT determines what a third-level page table entry can map */
+#define SRMMU_PGDIR_SHIFT       24
+#define SRMMU_PGDIR_SIZE        (1UL << SRMMU_PGDIR_SHIFT)
+#define SRMMU_PGDIR_MASK        (~(SRMMU_PGDIR_SIZE-1))
+#define SRMMU_PGDIR_ALIGN(addr) (((addr)+SRMMU_PGDIR_SIZE-1)&SRMMU_PGDIR_MASK)
+
+#define SRMMU_REAL_PTRS_PER_PTE	64
+#define SRMMU_REAL_PTRS_PER_PMD	64
+#define SRMMU_PTRS_PER_PGD	256
+
+#define SRMMU_REAL_PTE_TABLE_SIZE	(SRMMU_REAL_PTRS_PER_PTE*4)
+#define SRMMU_PMD_TABLE_SIZE		(SRMMU_REAL_PTRS_PER_PMD*4)
+#define SRMMU_PGD_TABLE_SIZE		(SRMMU_PTRS_PER_PGD*4)
+
+/*
+ * To support pagetables in highmem, Linux introduces APIs which
+ * return struct page* and generally manipulate page tables when
+ * they are not mapped into kernel space. Our hardware page tables
+ * are smaller than pages. We lump hardware tabes into big, page sized
+ * software tables.
+ *
+ * PMD_SHIFT determines the size of the area a second-level page table entry
+ * can map, and our pmd_t is 16 times larger than normal.  The values which
+ * were once defined here are now generic for 4c and srmmu, so they're
+ * found in pgtable.h.
+ */
+#define SRMMU_PTRS_PER_PMD	4
+
+/* Definition of the values in the ET field of PTD's and PTE's */
+#define SRMMU_ET_MASK         0x3
+#define SRMMU_ET_INVALID      0x0
+#define SRMMU_ET_PTD          0x1
+#define SRMMU_ET_PTE          0x2
+#define SRMMU_ET_REPTE        0x3	/* AIEEE, SuperSparc II reverse endian page! */
+
+/* Physical page extraction from PTP's and PTE's. */
+#define SRMMU_CTX_PMASK    0xfffffff0
+#define SRMMU_PTD_PMASK    0xfffffff0
+#define SRMMU_PTE_PMASK    0xffffff00
+
+/* The pte non-page bits.  Some notes:
+ * 1) cache, dirty, valid, and ref are frobbable
+ *    for both supervisor and user pages.
+ * 2) exec and write will only give the desired effect
+ *    on user pages
+ * 3) use priv and priv_readonly for changing the
+ *    characteristics of supervisor ptes
+ */
+#define SRMMU_CACHE        0x80
+#define SRMMU_DIRTY        0x40
+#define SRMMU_REF          0x20
+#define SRMMU_NOREAD       0x10
+#define SRMMU_EXEC         0x08
+#define SRMMU_WRITE        0x04
+#define SRMMU_VALID        0x02	/* SRMMU_ET_PTE */
+#define SRMMU_PRIV         0x1c
+#define SRMMU_PRIV_RDONLY  0x18
+
+#define SRMMU_FILE         0x40	/* Implemented in software */
+
+#define SRMMU_PTE_FILE_SHIFT     8	/* == 32-PTE_FILE_MAX_BITS */
+
+#define SRMMU_CHG_MASK    (0xffffff00 | SRMMU_REF | SRMMU_DIRTY)
+
+/* SRMMU swap entry encoding
+ *
+ * We use 5 bits for the type and 19 for the offset.  This gives us
+ * 32 swapfiles of 4GB each.  Encoding looks like:
+ *
+ * oooooooooooooooooootttttRRRRRRRR
+ * fedcba9876543210fedcba9876543210
+ *
+ * The bottom 8 bits are reserved for protection and status bits, especially
+ * FILE and PRESENT.
+ */
+#define SRMMU_SWP_TYPE_MASK	0x1f
+#define SRMMU_SWP_TYPE_SHIFT	SRMMU_PTE_FILE_SHIFT
+#define SRMMU_SWP_OFF_MASK	0x7ffff
+#define SRMMU_SWP_OFF_SHIFT	(SRMMU_PTE_FILE_SHIFT + 5)
+
+/* Some day I will implement true fine grained access bits for
+ * user pages because the SRMMU gives us the capabilities to
+ * enforce all the protection levels that vma's can have.
+ * XXX But for now...
+ */
+#define SRMMU_PAGE_NONE    __pgprot(SRMMU_CACHE | \
+				    SRMMU_PRIV | SRMMU_REF)
+#define SRMMU_PAGE_SHARED  __pgprot(SRMMU_VALID | SRMMU_CACHE | \
+				    SRMMU_EXEC | SRMMU_WRITE | SRMMU_REF)
+#define SRMMU_PAGE_COPY    __pgprot(SRMMU_VALID | SRMMU_CACHE | \
+				    SRMMU_EXEC | SRMMU_REF)
+#define SRMMU_PAGE_RDONLY  __pgprot(SRMMU_VALID | SRMMU_CACHE | \
+				    SRMMU_EXEC | SRMMU_REF)
+#define SRMMU_PAGE_KERNEL  __pgprot(SRMMU_VALID | SRMMU_CACHE | SRMMU_PRIV | \
+				    SRMMU_DIRTY | SRMMU_REF)
+
+/* SRMMU Register addresses in ASI 0x4.  These are valid for all
+ * current SRMMU implementations that exist.
+ */
+#define SRMMU_CTRL_REG           0x00000000
+#define SRMMU_CTXTBL_PTR         0x00000100
+#define SRMMU_CTX_REG            0x00000200
+#define SRMMU_FAULT_STATUS       0x00000300
+#define SRMMU_FAULT_ADDR         0x00000400
+
+#define WINDOW_FLUSH(tmp1, tmp2)					\
+	mov	0, tmp1;						\
+98:	ld	[%g6 + TI_UWINMASK], tmp2;				\
+	orcc	%g0, tmp2, %g0;						\
+	add	tmp1, 1, tmp1;						\
+	bne	98b;							\
+	 save	%sp, -64, %sp;						\
+99:	subcc	tmp1, 1, tmp1;						\
+	bne	99b;							\
+	 restore %g0, %g0, %g0;
+
+#ifndef __ASSEMBLY__
+
+/* This makes sense. Honest it does - Anton */
+/* XXX Yes but it's ugly as sin.  FIXME. -KMW */
+extern void *srmmu_nocache_pool;
+#define __nocache_pa(VADDR) (((unsigned long)VADDR) - SRMMU_NOCACHE_VADDR + __pa((unsigned long)srmmu_nocache_pool))
+#define __nocache_va(PADDR) (__va((unsigned long)PADDR) - (unsigned long)srmmu_nocache_pool + SRMMU_NOCACHE_VADDR)
+#define __nocache_fix(VADDR) __va(__nocache_pa(VADDR))
+
+/* Accessing the MMU control register. */
+extern __inline__ unsigned int srmmu_get_mmureg(void)
+{
+	unsigned int retval;
+	__asm__ __volatile__("lda [%%g0] %1, %0\n\t":
+			     "=r"(retval):"i"(ASI_M_MMUREGS));
+	return retval;
+}
+
+extern __inline__ void srmmu_set_mmureg(unsigned long regval)
+{
+	__asm__ __volatile__("sta %0, [%%g0] %1\n\t"::"r"(regval),
+			     "i"(ASI_M_MMUREGS):"memory");
+
+}
+
+extern __inline__ void srmmu_set_ctable_ptr(unsigned long paddr)
+{
+	paddr = ((paddr >> 4) & SRMMU_CTX_PMASK);
+	__asm__ __volatile__("sta %0, [%1] %2\n\t"::"r"(paddr),
+			     "r"(SRMMU_CTXTBL_PTR),
+			     "i"(ASI_M_MMUREGS):"memory");
+}
+
+extern __inline__ unsigned long srmmu_get_ctable_ptr(void)
+{
+	unsigned int retval;
+
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):
+			     "r"(SRMMU_CTXTBL_PTR), "i"(ASI_M_MMUREGS));
+	return (retval & SRMMU_CTX_PMASK) << 4;
+}
+
+extern __inline__ void srmmu_set_context(int context)
+{
+	__asm__ __volatile__("sta %0, [%1] %2\n\t"::"r"(context),
+			     "r"(SRMMU_CTX_REG), "i"(ASI_M_MMUREGS):"memory");
+}
+
+extern __inline__ int srmmu_get_context(void)
+{
+	register int retval;
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):
+			     "r"(SRMMU_CTX_REG), "i"(ASI_M_MMUREGS));
+	return retval;
+}
+
+extern __inline__ unsigned int srmmu_get_fstatus(void)
+{
+	unsigned int retval;
+
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):
+			     "r"(SRMMU_FAULT_STATUS), "i"(ASI_M_MMUREGS));
+	return retval;
+}
+
+extern __inline__ unsigned int srmmu_get_faddr(void)
+{
+	unsigned int retval;
+
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):
+			     "r"(SRMMU_FAULT_ADDR), "i"(ASI_M_MMUREGS));
+	return retval;
+}
+
+/* This is guaranteed on all SRMMU's. */
+extern __inline__ void srmmu_flush_whole_tlb(void)
+{
+	__asm__ __volatile__("sta %%g0, [%0] %1\n\t"::"r"(0x400),	/* Flush entire TLB!! */
+			     "i"(ASI_M_FLUSH_PROBE):"memory");
+
+}
+
+/* These flush types are not available on all chips... */
+extern __inline__ void srmmu_flush_tlb_ctx(void)
+{
+	__asm__ __volatile__("sta %%g0, [%0] %1\n\t"::"r"(0x300),	/* Flush TLB ctx.. */
+			     "i"(ASI_M_FLUSH_PROBE):"memory");
+
+}
+
+extern __inline__ void srmmu_flush_tlb_region(unsigned long addr)
+{
+	addr &= SRMMU_PGDIR_MASK;
+	__asm__ __volatile__("sta %%g0, [%0] %1\n\t"::"r"(addr | 0x200),	/* Flush TLB region.. */
+			     "i"(ASI_M_FLUSH_PROBE):"memory");
+
+}
+
+extern __inline__ void srmmu_flush_tlb_segment(unsigned long addr)
+{
+	addr &= SRMMU_REAL_PMD_MASK;
+	__asm__ __volatile__("sta %%g0, [%0] %1\n\t"::"r"(addr | 0x100),	/* Flush TLB segment.. */
+			     "i"(ASI_M_FLUSH_PROBE):"memory");
+
+}
+
+extern __inline__ void srmmu_flush_tlb_page(unsigned long page)
+{
+	page &= PAGE_MASK;
+	__asm__ __volatile__("sta %%g0, [%0] %1\n\t"::"r"(page),	/* Flush TLB page.. */
+			     "i"(ASI_M_FLUSH_PROBE):"memory");
+
+}
+
+extern __inline__ unsigned long srmmu_hwprobe(unsigned long vaddr)
+{
+	unsigned long retval;
+
+	vaddr &= PAGE_MASK;
+	__asm__ __volatile__("lda [%1] %2, %0\n\t":
+			     "=r"(retval):
+			     "r"(vaddr | 0x400), "i"(ASI_M_FLUSH_PROBE));
+
+	return retval;
+}
+
+extern __inline__ int srmmu_get_pte(unsigned long addr)
+{
+	register unsigned long entry;
+
+	__asm__ __volatile__("\n\tlda [%1] %2,%0\n\t":
+			     "=r"(entry):
+			     "r"((addr & 0xfffff000) | 0x400),
+			     "i"(ASI_M_FLUSH_PROBE));
+	return entry;
+}
+
+extern unsigned long (*srmmu_read_physical) (unsigned long paddr);
+extern void (*srmmu_write_physical) (unsigned long paddr, unsigned long word);
+
+#endif				/* !(__ASSEMBLY__) */
+
+#endif				/* !(__SPARC_SRMMU_H__) */
diff --git a/include/asm-sparc/stack.h b/include/asm-sparc/stack.h
new file mode 100644
index 0000000..b40a9f3
--- /dev/null
+++ b/include/asm-sparc/stack.h
@@ -0,0 +1,162 @@
+/* SPARC stack layout Macros and structures,
+ * mainly taken from BCC (the Bare C compiler for
+ * SPARC LEON2/3) sources.
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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 __SPARC_STACK_H__
+#define __SPARC_STACK_H__
+
+#include <asm/ptrace.h>
+
+#ifndef __ASSEMBLER__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define PT_REGS_SZ   sizeof(struct pt_regs)
+
+/* A Sparc stack frame */
+	struct sparc_stackframe_regs {
+		unsigned long sf_locals[8];
+		unsigned long sf_ins[6];
+		struct sparc_stackframe_regs *sf_fp;
+		unsigned long sf_callers_pc;
+		char *sf_structptr;
+		unsigned long sf_xargs[6];
+		unsigned long sf_xxargs[1];
+	};
+#define SF_REGS_SZ sizeof(struct sparc_stackframe_regs)
+
+/* A register window */
+	struct sparc_regwindow_regs {
+		unsigned long locals[8];
+		unsigned long ins[8];
+	};
+#define RW_REGS_SZ sizeof(struct sparc_regwindow_regs)
+
+/* A fpu window */
+	struct sparc_fpuwindow_regs {
+		unsigned long locals[32];
+		unsigned long fsr;
+		unsigned long lastctx;
+	};
+#define FW_REGS_SZ sizeof(struct sparc_fpuwindow_regs)
+
+#ifdef __cplusplus
+}
+#endif
+#else
+#define PT_REGS_SZ	0x50	/* 20*4 */
+#define SF_REGS_SZ	0x60	/* 24*4 */
+#define RW_REGS_SZ	0x20	/* 16*4 */
+#define FW_REGS_SZ	0x88	/* 34*4 */
+#endif				/* !ASM */
+
+/* These are for pt_regs. */
+#define PT_PSR		0x0
+#define PT_PC		0x4
+#define PT_NPC		0x8
+#define PT_Y		0xc
+#define PT_G0		0x10
+#define PT_WIM		PT_G0
+#define PT_G1		0x14
+#define PT_G2		0x18
+#define PT_G3		0x1c
+#define PT_G4		0x20
+#define PT_G5		0x24
+#define PT_G6		0x28
+#define PT_G7		0x2c
+#define PT_I0		0x30
+#define PT_I1		0x34
+#define PT_I2		0x38
+#define PT_I3		0x3c
+#define PT_I4		0x40
+#define PT_I5		0x44
+#define PT_I6		0x48
+#define PT_FP		PT_I6
+#define PT_I7		0x4c
+
+/* Stack_frame offsets */
+#define SF_L0		0x00
+#define SF_L1		0x04
+#define SF_L2		0x08
+#define SF_L3		0x0c
+#define SF_L4		0x10
+#define SF_L5		0x14
+#define SF_L6		0x18
+#define SF_L7		0x1c
+#define SF_I0		0x20
+#define SF_I1		0x24
+#define SF_I2		0x28
+#define SF_I3		0x2c
+#define SF_I4		0x30
+#define SF_I5		0x34
+#define SF_FP		0x38
+#define SF_PC		0x3c
+#define SF_RETP		0x40
+#define SF_XARG0	0x44
+#define	SF_XARG1	0x48
+#define	SF_XARG2	0x4c
+#define	SF_XARG3	0x50
+#define	SF_XARG4	0x54
+#define	SF_XARG5	0x58
+#define	SF_XXARG	0x5c
+
+/* Reg_window offsets */
+#define RW_L0		0x00
+#define RW_L1		0x04
+#define RW_L2		0x08
+#define RW_L3		0x0c
+#define RW_L4		0x10
+#define RW_L5		0x14
+#define RW_L6		0x18
+#define RW_L7		0x1c
+#define RW_I0		0x20
+#define RW_I1		0x24
+#define RW_I2		0x28
+#define RW_I3		0x2c
+#define RW_I4		0x30
+#define RW_I5		0x34
+#define RW_I6		0x38
+#define RW_I7		0x3c
+
+/* Fpu_window offsets */
+#define FW_F0		0x00
+#define FW_F2		0x08
+#define FW_F4		0x10
+#define FW_F6		0x18
+#define FW_F8		0x20
+#define FW_F10		0x28
+#define FW_F12		0x30
+#define FW_F14		0x38
+#define FW_F16		0x40
+#define FW_F18		0x48
+#define FW_F20		0x50
+#define FW_F22		0x58
+#define FW_F24		0x60
+#define FW_F26		0x68
+#define FW_F28		0x70
+#define FW_F30		0x78
+#define FW_FSR		0x80
+
+#endif
diff --git a/include/asm-sparc/string.h b/include/asm-sparc/string.h
new file mode 100644
index 0000000..c6bbc20
--- /dev/null
+++ b/include/asm-sparc/string.h
@@ -0,0 +1,55 @@
+/*
+ * (C) Copyright 2000 - 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2007
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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 _SPARC_STRING_H_
+#define _SPARC_STRING_H_
+
+/*
+#define __HAVE_ARCH_STRCPY
+#define __HAVE_ARCH_STRNCPY
+#define __HAVE_ARCH_STRLEN
+#define __HAVE_ARCH_STRCMP
+#define __HAVE_ARCH_STRCAT
+#define __HAVE_ARCH_MEMSET
+#define __HAVE_ARCH_BCOPY
+#define __HAVE_ARCH_MEMCPY
+#define __HAVE_ARCH_MEMMOVE
+#define __HAVE_ARCH_MEMCMP
+#define __HAVE_ARCH_MEMCHR
+*/
+
+extern int strcasecmp(const char *, const char *);
+extern int strncasecmp(const char *, const char *, int);
+extern char *strcpy(char *, const char *);
+extern char *strncpy(char *, const char *, __kernel_size_t);
+extern __kernel_size_t strlen(const char *);
+extern int strcmp(const char *, const char *);
+extern char *strcat(char *, const char *);
+extern void *memset(void *, int, __kernel_size_t);
+extern void *memcpy(void *, const void *, __kernel_size_t);
+extern void *memmove(void *, const void *, __kernel_size_t);
+extern int memcmp(const void *, const void *, __kernel_size_t);
+extern void *memchr(const void *, int, __kernel_size_t);
+
+#endif
diff --git a/include/asm-sparc/types.h b/include/asm-sparc/types.h
new file mode 100644
index 0000000..69f93d6
--- /dev/null
+++ b/include/asm-sparc/types.h
@@ -0,0 +1,71 @@
+/*
+ * (C) Copyright 2000 - 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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 _SPARC_TYPES_H
+#define _SPARC_TYPES_H
+
+#ifndef __ASSEMBLY__
+
+typedef unsigned short umode_t;
+
+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
+
+typedef struct {
+	__u32 u[4];
+} __attribute((aligned(16))) vector128;
+
+#ifdef __KERNEL__
+/*
+ * These aren't exported outside the kernel to avoid name space clashes
+ */
+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				/* __ASSEMBLY__ */
+
+#endif
diff --git a/include/asm-sparc/u-boot.h b/include/asm-sparc/u-boot.h
new file mode 100644
index 0000000..9c594e1
--- /dev/null
+++ b/include/asm-sparc/u-boot.h
@@ -0,0 +1,74 @@
+/*
+ * (C) Copyright 2000 - 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2007, From asm-ppc/u-boot.h
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
+ *
+ * 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
+ *
+ ********************************************************************
+ * NOTE: This header file defines an interface to U-Boot. Including
+ * this (unmodified) header file in another file is considered normal
+ * use of U-Boot, and does *not* fall under the heading of "derived
+ * work".
+ ********************************************************************
+ */
+
+#ifndef __U_BOOT_H__
+#define __U_BOOT_H__
+
+/*
+ * Currently, this Board information is not passed to
+ * Linux kernel from U-Boot, but may be passed to other
+ * Operating systems. This is because U-boot emulates
+ * a SUN PROM loader (from Linux point of view).
+ *
+ * include/asm-sparc/u-boot.h
+ */
+
+#ifndef __ASSEMBLY__
+
+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_bootflags;	/* boot / reboot flag (for LynxOS) */
+	unsigned long bi_ip_addr;	/* IP Address */
+	unsigned char bi_enetaddr[6];	/* Ethernet adress */
+	unsigned short bi_ethspeed;	/* Ethernet speed in Mbps */
+	unsigned long bi_intfreq;	/* Internal Freq, in MHz */
+	unsigned long bi_busfreq;	/* Bus Freq, in MHz */
+	unsigned long bi_baudrate;	/* Console Baudrate */
+#ifdef CONFIG_HAS_ETH1
+	/* second onboard ethernet port */
+	unsigned char bi_enet1addr[6];
+#endif
+#ifdef CONFIG_HAS_ETH2
+	/* third onboard ethernet port */
+	unsigned char bi_enet2addr[6];
+#endif
+#ifdef CONFIG_HAS_ETH3
+	unsigned char bi_enet3addr[6];
+#endif
+} bd_t;
+
+#endif				/* __ASSEMBLY__ */
+#endif				/* __U_BOOT_H__ */
diff --git a/include/asm-sparc/winmacro.h b/include/asm-sparc/winmacro.h
new file mode 100644
index 0000000..66fc639
--- /dev/null
+++ b/include/asm-sparc/winmacro.h
@@ -0,0 +1,151 @@
+/*
+ * Added to U-boot,
+ * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com
+ * Copyright (C) 2007
+ *
+ * LEON2/3 LIBIO low-level routines
+ * Written by Jiri Gaisler.
+ * Copyright (C) 2004  Gaisler Research AB
+
+ * 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 __SPARC_WINMACRO_H__
+#define __SPARC_WINMACRO_H__
+
+#include <asm/asmmacro.h>
+#include <asm/stack.h>
+
+/* Store the register window onto the 8-byte aligned area starting
+ * at %reg.  It might be %sp, it might not, we don't care.
+ */
+#define RW_STORE(reg) \
+	std	%l0, [%reg + RW_L0]; \
+	std	%l2, [%reg + RW_L2]; \
+	std	%l4, [%reg + RW_L4]; \
+	std	%l6, [%reg + RW_L6]; \
+	std	%i0, [%reg + RW_I0]; \
+	std	%i2, [%reg + RW_I2]; \
+	std	%i4, [%reg + RW_I4]; \
+	std	%i6, [%reg + RW_I6];
+
+/* Load a register window from the area beginning at %reg. */
+#define RW_LOAD(reg) \
+	ldd	[%reg + RW_L0], %l0; \
+	ldd	[%reg + RW_L2], %l2; \
+	ldd	[%reg + RW_L4], %l4; \
+	ldd	[%reg + RW_L6], %l6; \
+	ldd	[%reg + RW_I0], %i0; \
+	ldd	[%reg + RW_I2], %i2; \
+	ldd	[%reg + RW_I4], %i4; \
+	ldd	[%reg + RW_I6], %i6;
+
+/* Loading and storing struct pt_reg trap frames. */
+#define PT_LOAD_INS(base_reg) \
+	ldd	[%base_reg + SF_REGS_SZ + PT_I0], %i0; \
+	ldd	[%base_reg + SF_REGS_SZ + PT_I2], %i2; \
+	ldd	[%base_reg + SF_REGS_SZ + PT_I4], %i4; \
+	ldd	[%base_reg + SF_REGS_SZ + PT_I6], %i6;
+
+#define PT_LOAD_GLOBALS(base_reg) \
+	ld	[%base_reg + SF_REGS_SZ + PT_G1], %g1; \
+	ldd	[%base_reg + SF_REGS_SZ + PT_G2], %g2; \
+	ldd	[%base_reg + SF_REGS_SZ + PT_G4], %g4; \
+	ldd	[%base_reg + SF_REGS_SZ + PT_G6], %g6;
+
+#define PT_LOAD_YREG(base_reg, scratch) \
+	ld	[%base_reg + SF_REGS_SZ + PT_Y], %scratch; \
+	wr	%scratch, 0x0, %y;
+
+#define PT_LOAD_PRIV(base_reg, pt_psr, pt_pc, pt_npc) \
+	ld	[%base_reg + SF_REGS_SZ + PT_PSR], %pt_psr; \
+	ld	[%base_reg + SF_REGS_SZ + PT_PC], %pt_pc; \
+	ld	[%base_reg + SF_REGS_SZ + PT_NPC], %pt_npc;
+
+#define PT_LOAD_ALL(base_reg, pt_psr, pt_pc, pt_npc, scratch) \
+	PT_LOAD_YREG(base_reg, scratch) \
+	PT_LOAD_INS(base_reg) \
+	PT_LOAD_GLOBALS(base_reg) \
+	PT_LOAD_PRIV(base_reg, pt_psr, pt_pc, pt_npc)
+
+#define PT_STORE_INS(base_reg) \
+	std	%i0, [%base_reg + SF_REGS_SZ + PT_I0]; \
+	std	%i2, [%base_reg + SF_REGS_SZ + PT_I2]; \
+	std	%i4, [%base_reg + SF_REGS_SZ + PT_I4]; \
+	std	%i6, [%base_reg + SF_REGS_SZ + PT_I6];
+
+#define PT_STORE_GLOBALS(base_reg) \
+	st	%g1, [%base_reg + SF_REGS_SZ + PT_G1]; \
+	std	%g2, [%base_reg + SF_REGS_SZ + PT_G2]; \
+	std	%g4, [%base_reg + SF_REGS_SZ + PT_G4]; \
+	std	%g6, [%base_reg + SF_REGS_SZ + PT_G6];
+
+#define PT_STORE_YREG(base_reg, scratch) \
+	rd	%y, %scratch; \
+	st	%scratch, [%base_reg + SF_REGS_SZ + PT_Y];
+
+#define PT_STORE_PRIV(base_reg, pt_psr, pt_pc, pt_npc) \
+	st	%pt_psr, [%base_reg + SF_REGS_SZ + PT_PSR]; \
+	st	%pt_pc,  [%base_reg + SF_REGS_SZ + PT_PC]; \
+	st	%pt_npc, [%base_reg + SF_REGS_SZ + PT_NPC];
+
+#define PT_STORE_ALL(base_reg, reg_psr, reg_pc, reg_npc, g_scratch) \
+	PT_STORE_PRIV(base_reg, reg_psr, reg_pc, reg_npc) \
+	PT_STORE_GLOBALS(base_reg) \
+	PT_STORE_YREG(base_reg, g_scratch) \
+	PT_STORE_INS(base_reg)
+
+/* Store the fpu register window*/
+#define FW_STORE(reg) \
+	std	%f0, [reg + FW_F0]; \
+	std	%f2, [reg + FW_F2]; \
+	std	%f4, [reg + FW_F4]; \
+	std	%f6, [reg + FW_F6]; \
+	std	%f8, [reg + FW_F8]; \
+	std	%f10, [reg + FW_F10]; \
+	std	%f12, [reg + FW_F12]; \
+	std	%f14, [reg + FW_F14]; \
+	std	%f16, [reg + FW_F16]; \
+	std	%f18, [reg + FW_F18]; \
+	std	%f20, [reg + FW_F20]; \
+	std	%f22, [reg + FW_F22]; \
+	std	%f24, [reg + FW_F24]; \
+	std	%f26, [reg + FW_F26]; \
+	std	%f28, [reg + FW_F28]; \
+	std	%f30, [reg + FW_F30]; \
+	st	%fsr, [reg + FW_FSR];
+
+/* Load a fpu register window from the area beginning at reg. */
+#define FW_LOAD(reg) \
+	ldd	[reg + FW_F0], %f0; \
+	ldd	[reg + FW_F2], %f2; \
+	ldd	[reg + FW_F4], %f4; \
+	ldd	[reg + FW_F6], %f6; \
+	ldd	[reg + FW_F8], %f8; \
+	ldd	[reg + FW_F10], %f10; \
+	ldd	[reg + FW_F12], %f12; \
+	ldd	[reg + FW_F14], %f14; \
+	ldd	[reg + FW_F16], %f16; \
+	ldd	[reg + FW_F18], %f18; \
+	ldd	[reg + FW_F20], %f20; \
+	ldd	[reg + FW_F22], %f22; \
+	ldd	[reg + FW_F24], %f24; \
+	ldd	[reg + FW_F26], %f26; \
+	ldd	[reg + FW_F28], %f28; \
+	ldd	[reg + FW_F30], %f30; \
+	ld	[reg + FW_FSR], %fsr;
+
+#endif