Reorganizaed bootblocks. Builds like hp300 now.

8 files changed, 1686 insertions, 0 deletions

diff --git a/sys/arch/sparc/stand/common/conf.c b/sys/arch/sparc/stand/common/conf.c
new file mode 100644
index 00000000000..265a005f850
--- /dev/null
+++ b/sys/arch/sparc/stand/common/conf.c
@@ -0,0 +1,53 @@
+/*	$OpenBSD: conf.c,v 1.1 1997/09/17 10:46:17 downsj Exp $	*/
+/*	$NetBSD: conf.c,v 1.2 1995/09/18 21:31:45 pk Exp $ */
+
+/*
+ * Copyright (c) 1993 Philip A. Nelson.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Philip A. Nelson.
+ * 4. The name of Philip A. Nelson may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY PHILIP NELSON ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL PHILIP NELSON BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <lib/libsa/stand.h>
+#include <lib/libsa/ufs.h>
+#include <netinet/in.h>
+#include <lib/libsa/cd9660.h>
+#include <lib/libsa/nfs.h>
+ 
+struct fs_ops file_system_ufs[] = {
+	{ ufs_open, ufs_close, ufs_read, ufs_write, ufs_seek, ufs_stat },
+};
+struct fs_ops file_system_cd9660[] = {
+	{ cd9660_open, cd9660_close, cd9660_read, cd9660_write, cd9660_seek,
+	  cd9660_stat },
+};
+struct fs_ops file_system_nfs[] = {
+	{ nfs_open, nfs_close, nfs_read, nfs_write, nfs_seek, nfs_stat },
+};
+struct fs_ops file_system[2];
+int nfsys = 1;
+
diff --git a/sys/arch/sparc/stand/common/dvma.c b/sys/arch/sparc/stand/common/dvma.c
new file mode 100644
index 00000000000..7e6351baf88
--- /dev/null
+++ b/sys/arch/sparc/stand/common/dvma.c
@@ -0,0 +1,121 @@
+/*	$OpenBSD: dvma.c,v 1.1 1997/09/17 10:46:18 downsj Exp $	*/
+/*	$NetBSD: dvma.c,v 1.2 1995/09/17 00:50:56 pk Exp $	*/
+/*
+ * Copyright (c) 1995 Gordon W. Ross
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ * 4. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Gordon Ross
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * The easiest way to deal with the need for DVMA mappings is
+ * to just map the entire third megabyte of RAM into DVMA space.
+ * That way, dvma_mapin can just compute the DVMA alias address,
+ * and dvma_mapout does nothing.  Note that this assumes all
+ * standalone programs stay in the range SA_MIN_VA .. SA_MAX_VA
+ */
+
+#include <sys/param.h>
+#include <machine/pte.h>
+#include <machine/ctlreg.h>
+
+#include <sparc/stand/common/promdev.h>
+
+#define	DVMA_BASE	0xFFF00000
+#define DVMA_MAPLEN	0xE0000	/* 1 MB - 128K (save MONSHORTSEG) */
+
+#define SA_MIN_VA	(RELOC - 0x40000)	/* XXX - magic constant */
+#define SA_MAX_VA	(SA_MIN_VA + DVMA_MAPLEN)
+
+void
+dvma_init()
+{
+	register int segva, dmava;
+
+	dmava = DVMA_BASE;
+	for (segva = SA_MIN_VA; segva < SA_MAX_VA; segva += NBPSG) {
+		setsegmap(dmava, getsegmap(segva));
+		dmava += NBPSG;
+	}
+}
+
+/*
+ * Convert a local address to a DVMA address.
+ */
+char *
+dvma_mapin(char *addr, size_t len)
+{
+	register int va = (int)addr;
+
+	/* Make sure the address is in the DVMA map. */
+	if ((va < SA_MIN_VA) || (va >= SA_MAX_VA))
+		panic("dvma_mapin");
+
+	va += DVMA_BASE - SA_MIN_VA;
+
+	return ((char *)va);
+}
+
+/*
+ * Convert a DVMA address to a local address.
+ */
+char *
+dvma_mapout(char *addr, size_t len)
+{
+	int va = (int)addr;
+
+	/* Make sure the address is in the DVMA map. */
+	if ((va < DVMA_BASE) || (va >= (DVMA_BASE + DVMA_MAPLEN)))
+		panic("dvma_mapout");
+
+	va -= DVMA_BASE - SA_MIN_VA;
+
+	return ((char *)va);
+}
+
+extern char *alloc __P((int));
+
+char *
+dvma_alloc(int len)
+{
+	char *mem;
+
+	mem = alloc(len);
+	if (!mem)
+		return (mem);
+	return (dvma_mapin(mem, len));
+}
+
+extern void free(void *ptr, int len);
+void
+dvma_free(char *dvma, int len)
+{
+	char *mem;
+
+	mem = dvma_mapout(dvma, len);
+	if (mem)
+		free(mem, len);
+}
diff --git a/sys/arch/sparc/stand/common/net.c b/sys/arch/sparc/stand/common/net.c
new file mode 100644
index 00000000000..0c42a5cd596
--- /dev/null
+++ b/sys/arch/sparc/stand/common/net.c
@@ -0,0 +1,159 @@
+/*	$OpenBSD: net.c,v 1.1 1997/09/17 10:46:18 downsj Exp $	*/
+/*	$NetBSD: net.c,v 1.2 1997/07/22 17:41:07 drochner Exp $	*/
+
+/*
+ * Copyright (c) 1995 Gordon W. Ross
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ * 4. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Gordon W. Ross
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * This module implements a "raw device" interface suitable for
+ * use by the stand-alone I/O library NFS code.  This interface
+ * does not support any "block" access, and exists only for the
+ * purpose of initializing the network interface, getting boot
+ * parameters, and performing the NFS mount.
+ *
+ * At open time, this does:
+ *
+ * find interface      - netif_open()
+ * RARP for IP address - rarp_getipaddress()
+ * RPC/bootparams      - callrpc(d, RPC_BOOTPARAMS, ...)
+ * RPC/mountd          - nfs_mount(sock, ip, path)
+ *
+ * the root file handle from mountd is saved in a global
+ * for use by the NFS open code (NFS/lookup).
+ */
+
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <netinet/in.h>
+#include <netinet/in_systm.h>
+
+#include <lib/libsa/stand.h>
+#include <lib/libsa/net.h>
+#include <lib/libsa/netif.h>
+#include <lib/libsa/bootparam.h>
+
+char		rootpath[FNAME_SIZE];
+
+int	netdev_sock = -1;
+static	int open_count;
+
+/*
+ * Called by devopen after it sets f->f_dev to our devsw entry.
+ * This opens the low-level device and sets f->f_devdata.
+ */
+int
+net_open(pd)
+	struct promdata *pd;
+{
+	int error = 0;
+
+	/* On first open, do netif open, mount, etc. */
+	if (open_count == 0) {
+		/* Find network interface. */
+		if ((netdev_sock = netif_open(pd)) < 0) {
+			error = errno;
+			goto bad;
+		}
+		if ((error = net_mountroot()) != 0)
+			goto bad;
+	}
+	open_count++;
+bad:
+	return (error);
+}
+
+int
+net_close(pd)
+	struct promdata *pd;
+{
+	/* On last close, do netif close, etc. */
+	if (open_count > 0)
+		if (--open_count == 0)
+			netif_close(netdev_sock);
+}
+
+int
+net_mountroot()
+{
+
+#ifdef DEBUG
+	printf("net_mountroot\n");
+#endif
+
+	/*
+	 * Get info for NFS boot: our IP address, our hostname,
+	 * server IP address, and our root path on the server.
+	 * There are two ways to do this:  The old, Sun way,
+	 * and the more modern, BOOTP way. (RFC951, RFC1048)
+	 */
+
+#ifdef	SUN_BOOTPARAMS
+	/* Get boot info using RARP and Sun bootparams. */
+
+	/* Get our IP address.  (rarp.c) */
+	if (rarp_getipaddress(netdev_sock) == -1)
+		return errno;
+
+	printf("boot: client IP address: %s\n", inet_ntoa(myip));
+
+	/* Get our hostname, server IP address. */
+	if (bp_whoami(netdev_sock))
+		return (errno);
+
+	printf("boot: client name: %s\n", hostname);
+
+	/* Get the root pathname. */
+	if (bp_getfile(netdev_sock, "root", &rootip, rootpath))
+		return (errno);
+
+#else
+
+	/* Get boot info using BOOTP way. (RFC951, RFC1048) */
+	bootp(netdev_sock);
+
+	printf("Using IP address: %s\n", inet_ntoa(myip));
+
+	printf("myip: %s (%s)", hostname, inet_ntoa(myip));
+	if (gateip)
+		printf(", gateip: %s", inet_ntoa(gateip));
+	if (netmask)
+		printf(", netmask: %s", intoa(netmask));
+	printf("\n");
+
+#endif
+
+	printf("root addr=%s path=%s\n", inet_ntoa(rootip), rootpath);
+
+	/* Get the NFS file handle (mount). */
+	if (nfs_mount(netdev_sock, rootip, rootpath) != 0)
+		return (errno);
+	return 0;
+}
diff --git a/sys/arch/sparc/stand/common/netif_sun.c b/sys/arch/sparc/stand/common/netif_sun.c
new file mode 100644
index 00000000000..07efcdceea1
--- /dev/null
+++ b/sys/arch/sparc/stand/common/netif_sun.c
@@ -0,0 +1,220 @@
+/*	$OpenBSD: netif_sun.c,v 1.1 1997/09/17 10:46:18 downsj Exp $	*/
+/*	$NetBSD: netif_sun.c,v 1.2 1995/09/18 21:31:48 pk Exp $	*/
+
+/*
+ * Copyright (c) 1995 Gordon W. Ross
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ * 4. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Gordon W. Ross
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * The Sun PROM has a fairly general set of network drivers,
+ * so it is easiest to just replace the netif module with
+ * this adaptation to the PROM network interface.
+ */
+
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <string.h>
+#include <time.h>
+
+#include <net/if.h>
+
+#include <netinet/in.h>
+#include <netinet/if_ether.h>
+#include <netinet/in_systm.h>
+
+#include <lib/libsa/stand.h>
+#include <lib/libsa/net.h>
+#include <lib/libsa/netif.h>
+
+#include <sparc/stand/common/promdev.h>
+
+static struct netif netif_prom;
+
+#ifdef NETIF_DEBUG
+int netif_debug;
+#endif
+
+struct iodesc sockets[SOPEN_MAX];
+
+struct iodesc *
+socktodesc(sock)
+	int sock;
+{
+	if (sock != 0) {
+		return(NULL);
+	}
+	return (sockets);
+}
+
+int
+netif_open(machdep_hint)
+	void *machdep_hint;
+{
+	struct promdata *pd = machdep_hint;
+	struct iodesc *io;
+	int fd, error;
+
+	/* find a free socket */
+	io = sockets;
+	if (io->io_netif) {
+#ifdef	DEBUG
+		printf("netif_open: device busy\n");
+#endif
+		errno = ENFILE;
+		return (-1);
+	}
+	bzero(io, sizeof(*io));
+
+	netif_prom.nif_devdata = pd;
+	io->io_netif = &netif_prom;
+
+	/* Put our ethernet address in io->myea */
+	prom_getether(pd->fd, io->myea);
+
+	return(0);
+}
+
+int
+netif_close(fd)
+	int fd;
+{
+	struct iodesc *io;
+	struct netif *ni;
+
+	if (fd != 0) {
+		errno = EBADF;
+		return(-1);
+	}
+
+	io = &sockets[fd];
+	ni = io->io_netif;
+	if (ni != NULL) {
+		ni->nif_devdata = NULL;
+		io->io_netif = NULL;
+	}
+	return(0);
+}
+
+/*
+ * Send a packet.  The ether header is already there.
+ * Return the length sent (or -1 on error).
+ */
+ssize_t
+netif_put(desc, pkt, len)
+	struct iodesc *desc;
+	void *pkt;
+	size_t len;
+{
+	struct promdata *pd;
+	ssize_t rv;
+	size_t sendlen;
+
+	pd = (struct promdata *)desc->io_netif->nif_devdata;
+
+#ifdef NETIF_DEBUG
+	if (netif_debug) {
+		struct ether_header *eh;
+
+		printf("netif_put: desc=0x%x pkt=0x%x len=%d\n",
+			   desc, pkt, len);
+		eh = pkt;
+		printf("dst: %s ", ether_sprintf(eh->ether_dhost));
+		printf("src: %s ", ether_sprintf(eh->ether_shost));
+		printf("type: 0x%x\n", eh->ether_type & 0xFFFF);
+	}
+#endif
+
+	sendlen = len;
+	if (sendlen < 60) {
+		sendlen = 60;
+#ifdef NETIF_DEBUG
+		printf("netif_put: length padded to %d\n", sendlen);
+#endif
+	}
+
+	rv = (*pd->xmit)(pd, pkt, sendlen);
+
+#ifdef NETIF_DEBUG
+	if (netif_debug)
+		printf("netif_put: xmit returned %d\n", rv);
+#endif
+
+	return rv;
+}
+
+/*
+ * Receive a packet, including the ether header.
+ * Return the total length received (or -1 on error).
+ */
+ssize_t
+netif_get(desc, pkt, maxlen, timo)
+	struct iodesc *desc;
+	void *pkt;
+	size_t maxlen;
+	time_t timo;
+{
+	struct promdata *pd;
+	int tick0, tmo_ticks;
+	ssize_t len;
+
+	pd = (struct promdata *)desc->io_netif->nif_devdata;
+
+#ifdef NETIF_DEBUG
+	if (netif_debug)
+		printf("netif_get: pkt=0x%x, maxlen=%d, tmo=%d\n",
+			   pkt, maxlen, timo);
+#endif
+
+	tmo_ticks = timo * hz;
+	tick0 = getticks();
+
+	do {
+		len = (*pd->recv)(pd, pkt, maxlen);
+	} while ((len == 0) && ((getticks() - tick0) < tmo_ticks));
+
+#ifdef NETIF_DEBUG
+	if (netif_debug)
+		printf("netif_get: received len=%d\n", len);
+#endif
+
+	if (len < 12)
+		return -1;
+
+#ifdef NETIF_DEBUG
+	if (netif_debug) {
+		struct ether_header *eh = pkt;
+
+		printf("dst: %s ", ether_sprintf(eh->ether_dhost));
+		printf("src: %s ", ether_sprintf(eh->ether_shost));
+		printf("type: 0x%x\n", eh->ether_type & 0xFFFF);
+	}
+#endif
+
+	return len;
+}
diff --git a/sys/arch/sparc/stand/common/promdev.c b/sys/arch/sparc/stand/common/promdev.c
new file mode 100644
index 00000000000..25057863046
--- /dev/null
+++ b/sys/arch/sparc/stand/common/promdev.c
@@ -0,0 +1,805 @@
+/*	$OpenBSD: promdev.c,v 1.1 1997/09/17 10:46:19 downsj Exp $	*/
+/*	$NetBSD: promdev.c,v 1.16 1995/11/14 15:04:01 pk Exp $ */
+
+/*
+ * Copyright (c) 1993 Paul Kranenburg
+ * Copyright (c) 1995 Gordon W. Ross
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Paul Kranenburg.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Note: the `#ifndef BOOTXX' in here serve to queeze the code size
+ * of the 1st-stage boot program.
+ */
+#include <sys/param.h>
+#include <sys/reboot.h>
+#include <machine/idprom.h>
+#include <machine/oldmon.h>
+#include <machine/ctlreg.h>
+
+#include <lib/libsa/stand.h>
+
+#include <sparc/stand/common/promdev.h>
+
+/* u_long	_randseed = 1; */
+
+
+int	obp_close __P((struct open_file *));
+int	obp_strategy __P((void *, int, daddr_t, size_t, void *, size_t *));
+ssize_t	obp_xmit __P((struct promdata *, void *, size_t));
+ssize_t	obp_recv __P((struct promdata *, void *, size_t));
+int	prom0_close __P((struct open_file *));
+int	prom0_strategy __P((void *, int, daddr_t, size_t, void *, size_t *));
+void	prom0_iclose __P((struct saioreq *));
+int	prom0_iopen __P((struct promdata *));
+ssize_t	prom0_xmit __P((struct promdata *, void *, size_t));
+ssize_t	prom0_recv __P((struct promdata *, void *, size_t));
+
+static char	*prom_mapin __P((u_long, int, int));
+
+int	getdevtype __P((int, char *));
+int	getprop __P((int, char *, void *, int));
+char	*getpropstring __P((int, char *));
+
+static void	prom0_fake __P((void));
+
+extern struct filesystem file_system_nfs[];
+extern struct filesystem file_system_cd9660[];
+extern struct filesystem file_system_ufs[];
+
+int prom_open __P((struct open_file *f, ...)) { return 0; }
+int prom_ioctl __P((struct open_file *f, u_long c, void *d)) { return EIO; }
+
+struct devsw devsw[] = {
+	{ "prom0", prom0_strategy, prom_open, prom0_close, prom_ioctl },
+	{ "prom", obp_strategy, prom_open, obp_close, prom_ioctl }
+};
+
+int	ndevs = (sizeof(devsw)/sizeof(devsw[0]));
+
+char	*prom_bootdevice;
+char	*prom_bootfile;
+int	prom_boothow;
+
+struct	promvec	*promvec;
+static int	saveecho;
+
+void
+prom_init()
+{
+	register char	*ap, *cp, *dp;
+
+	if (cputyp == CPU_SUN4)
+		prom0_fake();
+
+	if (promvec->pv_romvec_vers >= 2) {
+		static char filestore[16];
+
+		prom_bootdevice = *promvec->pv_v2bootargs.v2_bootpath;
+
+#ifndef BOOTXX
+		cp = *promvec->pv_v2bootargs.v2_bootargs;
+		dp = prom_bootfile = filestore;
+		while (*cp && *cp != '-')
+			*dp++ = *cp++;
+		while (dp > prom_bootfile && *--dp == ' ');
+		*++dp = '\0';
+		ap = cp;
+#endif
+	} else {
+		static char bootstore[16];
+		dp = prom_bootdevice = bootstore;
+		cp = (*promvec->pv_v0bootargs)->ba_argv[0];
+		while (*cp) {
+			*dp++ = *cp;
+			if (*cp++ == ')')
+				break;
+		}
+		*dp = '\0';
+#ifndef BOOTXX
+		prom_bootfile = (*promvec->pv_v0bootargs)->ba_kernel;
+		ap = (*promvec->pv_v0bootargs)->ba_argv[1];
+#endif
+	}
+
+#ifndef BOOTXX
+	if (ap == NULL || *ap != '-')
+		return;
+
+	while (*ap) {
+		switch (*ap++) {
+		case 'a':
+			prom_boothow |= RB_ASKNAME;
+			break;
+		case 's':
+			prom_boothow |= RB_SINGLE;
+			break;
+		case 'd':
+			prom_boothow |= RB_KDB;
+			debug = 1;
+			break;
+		}
+	}
+#endif
+}
+
+int
+devopen(f, fname, file)
+	struct open_file *f;
+	const char *fname;
+	char **file;
+{
+	int	error = 0, fd;
+	struct	promdata *pd;
+
+	pd = (struct promdata *)alloc(sizeof *pd);
+
+	if (cputyp == CPU_SUN4) {
+		error = prom0_iopen(pd);
+#ifndef BOOTXX
+		pd->xmit = prom0_xmit;
+		pd->recv = prom0_recv;
+#endif
+	} else {
+		fd = (promvec->pv_romvec_vers >= 2)
+			? (*promvec->pv_v2devops.v2_open)(prom_bootdevice)
+			: (*promvec->pv_v0devops.v0_open)(prom_bootdevice);
+		if (fd == 0) {
+			error = ENXIO;
+		} else {
+			pd->fd = fd;
+#ifndef BOOTXX
+			pd->xmit = obp_xmit;
+			pd->recv = obp_recv;
+#endif
+		}
+	}
+
+	if (error) {
+		printf("Can't open device `%s'\n", prom_bootdevice);
+		return (error);
+	}
+
+#ifdef BOOTXX
+	pd->devtype = DT_BLOCK;
+#else /* BOOTXX */
+	pd->devtype = getdevtype(fd, prom_bootdevice);
+	/* Assume type BYTE is a raw device */
+	if (pd->devtype != DT_BYTE)
+		*file = (char *)fname;
+
+	if (pd->devtype == DT_NET) {
+		bcopy(file_system_nfs, file_system, sizeof(struct fs_ops));
+		if ((error = net_open(pd)) != 0) {
+			printf("Can't open network device `%s'\n",
+				prom_bootdevice);
+			return error;
+		}
+	} else {
+		bcopy(file_system_ufs, file_system, sizeof(struct fs_ops));
+		bcopy(&file_system_cd9660, file_system + 1, sizeof file_system[0]);
+		nfsys = 2;
+	}
+#endif /* BOOTXX */
+
+	f->f_dev = &devsw[cputyp == CPU_SUN4 ? 0 : 1];
+	f->f_devdata = (void *)pd;
+	return 0;
+}
+
+int
+obp_strategy(devdata, flag, dblk, size, buf, rsize)
+	void	*devdata;
+	int	flag;
+	daddr_t	dblk;
+	size_t	size;
+	void	*buf;
+	size_t	*rsize;
+{
+	int	error = 0;
+	struct	promdata *pd = (struct promdata *)devdata;
+	int	fd = pd->fd;
+
+#ifdef DEBUG_PROM
+	printf("promstrategy: size=%d dblk=%d\n", size, dblk);
+#endif
+
+	if (promvec->pv_romvec_vers >= 2) {
+		if (pd->devtype == DT_BLOCK)
+			(*promvec->pv_v2devops.v2_seek)(fd, 0, dbtob(dblk));
+
+		*rsize = (*((flag == F_READ)
+				? (u_int (*)())promvec->pv_v2devops.v2_read
+				: (u_int (*)())promvec->pv_v2devops.v2_write
+			 ))(fd, buf, size);
+	} else {
+		int n = (*((flag == F_READ)
+				? (u_int (*)())promvec->pv_v0devops.v0_rbdev
+				: (u_int (*)())promvec->pv_v0devops.v0_wbdev
+			))(fd, btodb(size), dblk, buf);
+		*rsize = dbtob(n);
+	}
+
+#ifdef DEBUG_PROM
+	printf("rsize = %x\n", *rsize);
+#endif
+	return error;
+}
+
+/*
+ * On old-monitor machines, things work differently.
+ */
+int
+prom0_strategy(devdata, flag, dblk, size, buf, rsize)
+	void	*devdata;
+	int	flag;
+	daddr_t	dblk;
+	size_t	size;
+	void	*buf;
+	size_t	*rsize;
+{
+	struct promdata	*pd = devdata;
+	struct saioreq	*si;
+	struct om_boottable *ops;
+	char	*dmabuf;
+	int	si_flag;
+	size_t	xcnt;
+
+	si = pd->si;
+	ops = si->si_boottab;
+
+#ifdef DEBUG_PROM
+	printf("prom_strategy: size=%d dblk=%d\n", size, dblk);
+#endif
+
+	dmabuf = dvma_mapin(buf, size);
+	
+	si->si_bn = dblk;
+	si->si_ma = dmabuf;
+	si->si_cc = size;
+
+	si_flag = (flag == F_READ) ? SAIO_F_READ : SAIO_F_WRITE;
+	xcnt = (*ops->b_strategy)(si, si_flag);
+	dvma_mapout(dmabuf, size);
+
+#ifdef DEBUG_PROM
+	printf("disk_strategy: xcnt = %x\n", xcnt);
+#endif
+
+	if (xcnt <= 0)
+		return (EIO);
+
+	*rsize = xcnt;
+	return (0);
+}
+
+int
+obp_close(f)
+	struct open_file *f;
+{
+	struct promdata *pd = f->f_devdata;
+	register int fd = pd->fd;
+
+#ifndef BOOTXX
+	if (pd->devtype == DT_NET)
+		net_close(pd);
+#endif
+	if (promvec->pv_romvec_vers >= 2)
+		(void)(*promvec->pv_v2devops.v2_close)(fd);
+	else
+		(void)(*promvec->pv_v0devops.v0_close)(fd);
+	return 0;
+}
+
+int
+prom0_close(f)
+	struct open_file *f;
+{
+	struct promdata *pd = f->f_devdata;
+
+#ifndef BOOTXX
+	if (pd->devtype == DT_NET)
+		net_close(pd);
+#endif
+	prom0_iclose(pd->si);
+	pd->si = NULL;
+	*romp->echo = saveecho; /* Hmm, probably must go somewhere else */
+	return 0;
+}
+
+#ifndef BOOTXX
+ssize_t
+obp_xmit(pd, buf, len)
+	struct	promdata *pd;
+	void	*buf;
+	size_t	len;
+{
+	return (promvec->pv_romvec_vers >= 2
+		? (*promvec->pv_v2devops.v2_write)(pd->fd, buf, len)
+		: (*promvec->pv_v0devops.v0_wnet)(pd->fd, len, buf));
+}
+
+ssize_t
+obp_recv(pd, buf, len)
+	struct	promdata *pd;
+	void	*buf;
+	size_t	len;
+{
+	int n;
+
+	n = (promvec->pv_romvec_vers >= 2
+		? (*promvec->pv_v2devops.v2_read)(pd->fd, buf, len)
+		: (*promvec->pv_v0devops.v0_rnet)(pd->fd, len, buf));
+	return (n == -2 ? 0 : n);
+}
+
+ssize_t
+prom0_xmit(pd, buf, len)
+	struct	promdata *pd;
+	void	*buf;
+	size_t	len;
+{
+	struct saioreq	*si;
+	struct saif	*sif;
+	char		*dmabuf;
+	int		rv;
+
+	si = pd->si;
+	sif = si->si_sif;
+	if (sif == NULL) {
+		printf("xmit: not a network device\n");
+		return (-1);
+	}
+	dmabuf = dvma_mapin(buf, len);
+	rv = sif->sif_xmit(si->si_devdata, dmabuf, len);
+	dvma_mapout(dmabuf, len);
+
+	return (ssize_t)(rv ? -1 : len);
+}
+
+ssize_t
+prom0_recv(pd, buf, len)
+	struct	promdata *pd;
+	void	*buf;
+	size_t	len;
+{
+	struct saioreq	*si;
+	struct saif	*sif;
+	char		*dmabuf;
+	int		rv;
+
+	si = pd->si;
+	sif = si->si_sif;
+	dmabuf = dvma_mapin(buf, len);
+	rv = sif->sif_poll(si->si_devdata, dmabuf);
+	dvma_mapout(dmabuf, len);
+
+	return (ssize_t)rv;
+}
+
+int
+getchar()
+{
+	char c;
+	register int n;
+ 
+	if (promvec->pv_romvec_vers > 2)
+		while ((n = (*promvec->pv_v2devops.v2_read)
+			(*promvec->pv_v2bootargs.v2_fd0, (caddr_t)&c, 1)) != 1);
+	else
+		c = (*promvec->pv_getchar)();
+
+	if (c == '\r')
+		c = '\n';
+	return (c);
+}
+ 
+int
+cngetc()
+{
+	return getchar();
+}
+
+int
+peekchar()
+{
+	char c;
+	register int n;
+ 
+	if (promvec->pv_romvec_vers > 2) {
+		n = (*promvec->pv_v2devops.v2_read)
+			(*promvec->pv_v2bootargs.v2_fd0, (caddr_t)&c, 1);
+		if (n < 0)
+			return -1;
+	} else
+		c = (*promvec->pv_nbgetchar)();
+
+	if (c == '\r')
+		c = '\n';
+	return (c);
+}
+#endif
+
+static void
+pv_putchar(c)
+	int c;
+{
+	char c0 = c;
+
+	if (promvec->pv_romvec_vers > 2)
+		(*promvec->pv_v2devops.v2_write)
+			(*promvec->pv_v2bootargs.v2_fd1, &c0, 1);
+	else
+		(*promvec->pv_putchar)(c);
+}
+
+void
+putchar(c)
+	int c;
+{
+ 
+	if (c == '\n')
+		pv_putchar('\r');
+	pv_putchar(c);
+}
+
+void
+_rtt()
+{
+	promvec->pv_halt();
+}
+
+#ifndef BOOTXX
+int hz = 1000;
+
+time_t
+getsecs()
+{
+	register int ticks = getticks();
+	return ((time_t)(ticks / hz));
+}
+
+int
+getticks()
+{
+	if (promvec->pv_romvec_vers >= 2) {
+		char c;
+		(void)(*promvec->pv_v2devops.v2_read)
+			(*promvec->pv_v2bootargs.v2_fd0, (caddr_t)&c, 0);
+	} else {
+		(void)(*promvec->pv_nbgetchar)();
+	}
+	return *(promvec->pv_ticks);
+}
+
+void
+prom_getether(fd, ea)
+	u_char *ea;
+{
+	if (cputyp == CPU_SUN4) {
+		static struct idprom sun4_idprom;
+		u_char *src, *dst;
+		int len, x;
+
+		if (sun4_idprom.id_format == 0) {
+			dst = (char*)&sun4_idprom;
+			src = (char*)AC_IDPROM;
+			len = sizeof(struct idprom);
+			do {
+				x = lduba(src++, ASI_CONTROL);
+				*dst++ = x;
+			} while (--len > 0);
+		}
+		bcopy(sun4_idprom.id_ether, ea, 6);
+	} else if (promvec->pv_romvec_vers <= 2) {
+		(void)(*promvec->pv_enaddr)(fd, (char *)ea);
+	} else {
+		char buf[64];
+		sprintf(buf, "%x mac-address drop swap 6 cmove", ea);
+		promvec->pv_fortheval.v2_eval(buf);
+	}
+}
+
+
+/*
+ * A number of well-known devices on sun4s.
+ */
+static struct dtab {
+	char	*name;
+	int	type;
+} dtab[] = {
+	{ "sd",	DT_BLOCK },
+	{ "st",	DT_BLOCK },
+	{ "xd",	DT_BLOCK },
+	{ "xy",	DT_BLOCK },
+	{ "fd",	DT_BLOCK },
+	{ "le",	DT_NET },
+	{ "ie",	DT_NET },
+	{ NULL, 0 }
+};
+
+int
+getdevtype(fd, name)
+	int	fd;
+	char	*name;
+{
+	if (promvec->pv_romvec_vers >= 2) {
+		int node = (*promvec->pv_v2devops.v2_fd_phandle)(fd);
+		char *cp = getpropstring(node, "device_type");
+		if (strcmp(cp, "block") == 0)
+			return DT_BLOCK;
+		else if (strcmp(cp, "network") == 0)
+			return DT_NET;
+		else if (strcmp(cp, "byte") == 0)
+			return DT_BYTE;
+	} else {
+		struct dtab *dp;
+		for (dp = dtab; dp->name; dp++) {
+			if (name[0] == dp->name[0] &&
+			    name[1] == dp->name[1])
+				return dp->type;
+		}
+	}
+	return 0;
+}
+
+/*
+ * OpenPROM nodes & property routines (from <sparc/autoconf.c>).
+ */
+int
+getprop(node, name, buf, bufsiz)
+	int node;
+	char *name;
+	void *buf;
+	register int bufsiz;
+{
+	register struct nodeops *no;
+	register int len;
+
+	no = promvec->pv_nodeops;
+	len = no->no_proplen(node, name);
+	if (len > bufsiz) {
+		printf("node %x property %s length %d > %d\n",
+		    node, name, len, bufsiz);
+		return (0);
+	}
+	no->no_getprop(node, name, buf);
+	return (len);
+}
+
+/*
+ * Return a string property.  There is a (small) limit on the length;
+ * the string is fetched into a static buffer which is overwritten on
+ * subsequent calls.
+ */
+char *
+getpropstring(node, name)
+	int node;
+	char *name;
+{
+	register int len;
+	static char stringbuf[64];
+
+	len = getprop(node, name, (void *)stringbuf, sizeof stringbuf - 1);
+	if (len == -1)
+		len = 0;
+	stringbuf[len] = '\0';	/* usually unnecessary */
+	return (stringbuf);
+}
+#endif /* BOOTXX */
+
+/*
+ * Old monitor routines
+ */
+
+#include <machine/pte.h>
+
+struct saioreq prom_si;
+static int promdev_inuse;
+
+int
+prom0_iopen(pd)
+	struct promdata	*pd;
+{
+	struct om_bootparam *bp;
+	struct om_boottable *ops;
+	struct devinfo *dip;
+	struct saioreq *si;
+	int	error;
+
+	if (promdev_inuse)
+		return(EMFILE);
+
+	bp = *romp->bootParam;
+	ops = bp->bootTable;
+	dip = ops->b_devinfo;
+
+#ifdef DEBUG_PROM
+	printf("Boot device type: %s\n", ops->b_desc);
+	printf("d_devbytes=%d\n", dip->d_devbytes);
+	printf("d_dmabytes=%d\n", dip->d_dmabytes);
+	printf("d_localbytes=%d\n", dip->d_localbytes);
+	printf("d_stdcount=%d\n", dip->d_stdcount);
+	printf("d_stdaddrs[%d]=%x\n", bp->ctlrNum, dip->d_stdaddrs[bp->ctlrNum]);
+	printf("d_devtype=%d\n", dip->d_devtype);
+	printf("d_maxiobytes=%d\n", dip->d_maxiobytes);
+#endif
+
+	dvma_init();
+
+	si = &prom_si;
+	bzero((caddr_t)si, sizeof(*si));
+	si->si_boottab = ops;
+	si->si_ctlr = bp->ctlrNum;
+	si->si_unit = bp->unitNum;
+	si->si_boff = bp->partNum;
+
+	if (si->si_ctlr > dip->d_stdcount) {
+		printf("Invalid controller number\n");
+		return(ENXIO);
+	}
+
+	if (dip->d_devbytes) {
+		si->si_devaddr = prom_mapin(dip->d_stdaddrs[si->si_ctlr],
+			dip->d_devbytes, dip->d_devtype);
+#ifdef	DEBUG_PROM
+		printf("prom_iopen: devaddr=0x%x pte=0x%x\n",
+			si->si_devaddr,
+			getpte((u_long)si->si_devaddr & ~PGOFSET));
+#endif
+	}
+
+	if (dip->d_dmabytes) {
+		si->si_dmaaddr = dvma_alloc(dip->d_dmabytes);
+#ifdef	DEBUG_PROM
+		printf("prom_iopen: dmaaddr=0x%x\n", si->si_dmaaddr);
+#endif
+	}
+
+	if (dip->d_localbytes) {
+		si->si_devdata = alloc(dip->d_localbytes);
+#ifdef	DEBUG_PROM
+		printf("prom_iopen: devdata=0x%x\n", si->si_devdata);
+#endif
+	}
+
+	/* OK, call the PROM device open routine. */
+	error = (*ops->b_open)(si);
+	if (error != 0) {
+		printf("prom_iopen: \"%s\" error=%d\n",
+			   ops->b_desc, error);
+		return (ENXIO);
+	}
+#ifdef	DEBUG_PROM
+	printf("prom_iopen: succeeded, error=%d\n", error);
+#endif
+
+	pd->si = si;
+	promdev_inuse++;
+	return (0);
+}
+
+void
+prom0_iclose(si)
+	struct saioreq *si;
+{
+	struct om_boottable *ops;
+	struct devinfo *dip;
+
+	if (promdev_inuse == 0)
+		return;
+
+	ops = si->si_boottab;
+	dip = ops->b_devinfo;
+
+	(*ops->b_close)(si);
+
+	if (si->si_dmaaddr) {
+		dvma_free(si->si_dmaaddr, dip->d_dmabytes);
+		si->si_dmaaddr = NULL;
+	}
+
+	promdev_inuse = 0;
+}
+
+static struct mapinfo {
+	int maptype;
+	int pgtype;
+	int base;
+} prom_mapinfo[] = {
+	{ MAP_MAINMEM,   PG_OBMEM, 0 },
+	{ MAP_OBIO,      PG_OBIO,  0 },
+	{ MAP_MBMEM,     PG_VME16, 0xFF000000 },
+	{ MAP_MBIO,      PG_VME16, 0xFFFF0000 }, 
+	{ MAP_VME16A16D, PG_VME16, 0xFFFF0000 },
+	{ MAP_VME16A32D, PG_VME32, 0xFFFF0000 },
+	{ MAP_VME24A16D, PG_VME16, 0xFF000000 },
+	{ MAP_VME24A32D, PG_VME32, 0xFF000000 },
+	{ MAP_VME32A16D, PG_VME16, 0 },
+	{ MAP_VME32A32D, PG_VME32, 0 },
+};
+static prom_mapinfo_cnt = sizeof(prom_mapinfo) / sizeof(prom_mapinfo[0]);
+
+/* The virtual address we will use for PROM device mappings. */
+static u_long prom_devmap = MONSHORTSEG;
+
+static char *
+prom_mapin(physaddr, length, maptype)
+	u_long physaddr;
+	int length, maptype;
+{
+	int i, pa, pte, va;
+
+	if (length > (4*NBPG))
+		panic("prom_mapin: length=%d\n", length);
+
+	for (i = 0; i < prom_mapinfo_cnt; i++)
+		if (prom_mapinfo[i].maptype == maptype)
+			goto found;
+	panic("prom_mapin: invalid maptype %d\n", maptype);
+found:
+
+	pte = prom_mapinfo[i].pgtype;
+	pte |= (PG_V|PG_W|PG_S|PG_NC);
+	pa = prom_mapinfo[i].base;
+	pa += physaddr;
+	pte |= ((pa >> PGSHIFT) & PG_PFNUM);
+
+	va = prom_devmap;
+	do {
+		setpte(va, pte);
+		va += NBPG;
+		pte += 1;
+		length -= NBPG;
+	} while (length > 0);
+	return ((char*)(prom_devmap | (pa & PGOFSET)));
+}
+
+void
+prom0_fake()
+{
+static	struct promvec promvecstore;
+
+	promvec = &promvecstore;
+
+	promvec->pv_stdin = romp->inSource;
+	promvec->pv_stdout = romp->outSink;
+	promvec->pv_putchar = romp->putChar;
+	promvec->pv_putstr = romp->fbWriteStr;
+	promvec->pv_nbgetchar = romp->mayGet;
+	promvec->pv_getchar = romp->getChar;
+	promvec->pv_romvec_vers = 0;            /* eek! */
+	promvec->pv_reboot = romp->reBoot;
+	promvec->pv_abort = romp->abortEntry;
+	promvec->pv_setctxt = romp->setcxsegmap;
+	promvec->pv_v0bootargs = (struct v0bootargs **)(romp->bootParam);
+	promvec->pv_halt = romp->exitToMon;
+	promvec->pv_ticks = romp->nmiClock;
+	saveecho = *romp->echo;
+	*romp->echo = 0;
+}
diff --git a/sys/arch/sparc/stand/common/promdev.h b/sys/arch/sparc/stand/common/promdev.h
new file mode 100644
index 00000000000..8413cde7d18
--- /dev/null
+++ b/sys/arch/sparc/stand/common/promdev.h
@@ -0,0 +1,85 @@
+/*	$OpenBSD: promdev.h,v 1.1 1997/09/17 10:46:19 downsj Exp $	*/
+/*	$NetBSD: promdev.h,v 1.3 1995/09/18 21:31:50 pk Exp $ */
+
+/*
+ * Copyright (c) 1993 Paul Kranenburg
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Paul Kranenburg.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <machine/bsd_openprom.h>
+
+struct promdata {
+	int	fd;			/* Openboot descriptor */
+	struct	saioreq *si;		/* Oldmon IO request */
+	int	devtype;		/* Kind of device we're booting from */
+#define DT_BLOCK	1
+#define DT_NET		2
+#define DT_BYTE		3
+	/* Hooks for netif.c */
+	int	(*xmit) __P((struct promdata *, void *, size_t));
+	int	(*recv) __P((struct promdata *, void *, size_t));
+};
+
+#define LOADADDR	((caddr_t)0x4000)
+#define DDB_MAGIC0	( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('0') )
+#define DDB_MAGIC1	( ('D'<<24) | ('D'<<16) | ('B'<<8) | ('1') )
+#define DDB_MAGIC	DDB_MAGIC0
+
+extern struct promvec	*promvec;
+extern char	*prom_bootdevice;
+extern char	*prom_bootfile;
+extern int	prom_boothow;
+extern int	hz;
+extern int	cputyp, nbpg, pgofset, pgshift;
+extern int	debug;
+
+extern void	prom_init __P((void));
+
+/* Note: dvma_*() routines are for "oldmon" machines only */
+extern char	*dvma_mapin __P((char *, size_t));
+extern char	*dvma_mapout __P((char *, size_t));
+extern char	*dvma_alloc __P((int));
+
+/*
+ * duplicates from pmap.c for mapping device on "oldmon" machines.
+ */
+#include <sparc/sparc/asm.h>
+
+#define getcontext()		lduba(AC_CONTEXT, ASI_CONTROL)
+#define setcontext(c)		stba(AC_CONTEXT, ASI_CONTROL, c)
+#define getsegmap(va)		(cputyp == CPU_SUN4C \
+					? lduba(va, ASI_SEGMAP) \
+					: lduha(va, ASI_SEGMAP))
+#define setsegmap(va, pmeg)	(cputyp == CPU_SUN4C \
+					? stba(va, ASI_SEGMAP, pmeg) \
+					: stha(va, ASI_SEGMAP, pmeg))
+#define getregmap(va)		((unsigned)lduha(va+2, ASI_REGMAP) >> 8)
+#define setregmap(va, smeg)	stha(va+2, ASI_REGMAP, (smeg << 8))
+
+#define getpte(va)		lda(va, ASI_PTE)
+#define setpte(va, pte)		sta(va, ASI_PTE, pte)
diff --git a/sys/arch/sparc/stand/common/srt0.S b/sys/arch/sparc/stand/common/srt0.S
new file mode 100644
index 00000000000..bd0a039efe1
--- /dev/null
+++ b/sys/arch/sparc/stand/common/srt0.S
@@ -0,0 +1,198 @@
+/*	$OpenBSD: srt0.S,v 1.1 1997/09/17 10:46:20 downsj Exp $	*/
+/*	$NetBSD: srt0.S,v 1.5.4.2 1996/07/17 01:51:46 jtc Exp $	*/
+
+/*
+ * Copyright (c) 1994 Paul Kranenburg
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Paul Kranenburg.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <machine/param.h>
+#include <machine/psl.h>
+
+#define	CCFSZ	96
+
+	.file	"str0.s"
+
+	.data
+	.global	_cputyp, _nbpg, _pgofset, _pgshift
+_cputyp:
+	.word	1
+_nbpg:
+	.word	1
+_pgofset:
+	.word	1
+_pgshift:
+	.word	1
+
+	.text	
+	.globl	start
+
+start:
+	/*
+	 * Set up a stack.
+	 */
+	set	start, %o1
+	save	%o1, -CCFSZ, %sp
+
+	/*
+	 * Relocate.
+	 */
+1:	call	2f
+	 nop
+2:	add	%o7, (start-1b), %l0
+	set	start, %l1
+	set	_end, %o0
+	sub	%o0, %l1, %l2		! length
+3:	ld	[%l0], %o0
+	add	%l0, 4, %l0
+	st	%o0, [%l1]
+	subcc	%l2, 4, %l2
+	bg	3b
+	 add	%l1, 4, %l1
+
+	set	4f, %g1
+	jmp	%g1
+	 nop
+
+4:
+#ifdef notyet
+	/*
+	 * Enable traps
+	 */
+	wr	%g0, 0, %wim		! make sure we can set psr
+	nop; nop; nop
+	wr	%g0, PSR_S|PSR_PS|PSR_PIL, %psr	! set initial psr
+	nop; nop; nop
+	wr	%g0, 2, %wim		! set initial %wim (w1 invalid)
+
+	rd	%psr, %l0
+	wr	%l0, PSR_ET, %psr
+	nop; nop; nop
+#endif
+
+	/*
+	 * Clear BSS
+	 */
+	set     _edata, %o0             ! bzero(edata, end - edata)
+	set     _end, %o1
+	call    _bzero
+	 sub    %o1, %o0, %o1
+
+	/*
+	 * Enable interrupts, but only above level 11. This enables "L1-A",
+	 * but avoids spurious interrupt bites from most other devices.
+	 */
+	rd	%psr, %o0
+	andn	%o0, PSR_PIL, %o0
+	wr	%o0, 0xb00, %psr	! (11 << 8)
+	nop; nop; nop
+
+	/*
+	 * Set CPU type that we are running on.
+	 */
+	sethi	%hi(_cputyp), %o0
+	set	0x4000, %g7
+	cmp	%i0, %g7
+	beq	5f
+	 nop
+
+	/*
+	 * Save address of PROM vector (passed in %i0).
+	 */
+	sethi	%hi(_promvec), %o1
+	st	%i0, [%o1 + %lo(_promvec)]
+
+	mov	CPU_SUN4C, %g4
+	mov	SUN4CM_PGSHIFT, %g5
+	b,a	6f
+
+5:
+	mov	CPU_SUN4, %g4
+	mov	SUN4_PGSHIFT, %g5
+
+6:
+	st	%g4, [%o0 + %lo(_cputyp)]
+	sethi	%hi(_pgshift), %o0	! pgshift = log2(nbpg)
+	st	%g5, [%o0 + %lo(_pgshift)]
+
+	mov	1, %o0			! nbpg = 1 << pgshift
+	sll	%o0, %g5, %g5
+	sethi	%hi(_nbpg), %o0		! nbpg = bytes in a page
+	st	%g5, [%o0 + %lo(_nbpg)]
+
+	sub	%g5, 1, %g5
+	sethi	%hi(_pgofset), %o0	! page offset = bytes in a page - 1
+	st	%g5, [%o0 + %lo(_pgofset)]
+
+	call	_main
+	 mov	%i0, %o0
+
+	ret
+	 restore
+
+
+#ifdef TIGHT
+
+/*
+ * XXX - Space saving .div & .rem routines (small & non-negative numbres only)
+ */
+	.align	4
+	.global .div, .udiv
+! int n = 0; while (a >= b) { a -= b; n++; }; return n;
+.div:
+.udiv:
+	cmp	%o0, %o1
+	bl	2f
+	 mov	0, %o5
+1:
+	sub	%o0, %o1, %o0
+	cmp	%o0, %o1
+	bge	1b
+	 add	%o5, 1, %o5
+2:
+	retl
+	 mov	%o5, %o0
+
+	.align	4
+	.global .rem, .urem
+! while (a>=b) a -= b; return a;
+.rem:
+.urem:
+	cmp	%o0, %o1
+	bl	2f
+	 nop
+	sub	%o0, %o1, %o0
+1:
+	cmp	%o0, %o1
+	bge,a	1b
+	 sub	%o0, %o1, %o0
+2:
+	retl
+	 nop
+
+#endif /* TIGHT */
diff --git a/sys/arch/sparc/stand/common/version.c b/sys/arch/sparc/stand/common/version.c
new file mode 100644
index 00000000000..b5942268cd5
--- /dev/null
+++ b/sys/arch/sparc/stand/common/version.c
@@ -0,0 +1,45 @@
+/*	$OpenBSD: version.c,v 1.1 1997/09/17 10:46:20 downsj Exp $	*/
+/*	$NetBSD: version.c,v 1.4 1995/09/16 23:20:39 pk Exp $ */
+
+/*
+ * Copyright (c) 1993 Paul Kranenburg
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Paul Kranenburg.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ *	NOTE ANY CHANGES YOU MAKE TO THE BOOTBLOCKS HERE.
+ *
+ *	1.1
+ *	1.2	get it to work with V0 bootproms.
+ *	1.3	add oldmon support and network support.
+ *	1.4	add cd9660 support
+ *
+ *	2.0	OpenBSD reorganization.
+ */
+
+char *version = "2.0";