From e6d9ed6d67dfaa83d4a12fe0e84d550adc841659 Mon Sep 17 00:00:00 2001
From: CSRG <csrg@ucbvax.Berkeley.EDU>
Date: Fri, 20 Mar 1981 18:18:13 -0800
Subject: [PATCH] BSD 4_1_snap development Work on file
 sys/stand/conf.c.ancient Work on file sys/stand/cat.c Work on file
 sys/stand/mba.c Work on file sys/stand/machdep.c Work on file sys/stand/ls.c
 Work on file sys/stand/saio.h Work on file sys/stand/savax.h

Synthesized-from: CSRG/cd1/4.1.snap
---
 sys/stand/cat.c          | 17 ++++++++++++
 sys/stand/conf.c.ancient | 59 ++++++++++++++++++++++++++++++++++++++++
 sys/stand/ls.c           | 41 ++++++++++++++++++++++++++++
 sys/stand/machdep.c      | 34 +++++++++++++++++++++++
 sys/stand/mba.c          | 49 +++++++++++++++++++++++++++++++++
 sys/stand/saio.h         | 54 ++++++++++++++++++++++++++++++++++++
 sys/stand/savax.h        | 35 ++++++++++++++++++++++++
 7 files changed, 289 insertions(+)
 create mode 100644 sys/stand/cat.c
 create mode 100644 sys/stand/conf.c.ancient
 create mode 100644 sys/stand/ls.c
 create mode 100644 sys/stand/machdep.c
 create mode 100644 sys/stand/mba.c
 create mode 100644 sys/stand/saio.h
 create mode 100644 sys/stand/savax.h

diff --git a/sys/stand/cat.c b/sys/stand/cat.c
new file mode 100644
index 0000000000..1c5384c4b6
--- /dev/null
+++ b/sys/stand/cat.c
@@ -0,0 +1,17 @@
+/*	cat.c	4.2	81/03/15	*/
+
+main()
+{
+	int c, i;
+	char buf[50];
+
+	do {
+		printf("File: ");
+		gets(buf);
+		i = open(buf, 0);
+	} while (i <= 0);
+
+	while ((c = getc(i)) > 0)
+		putchar(c);
+	exit(0);
+}
diff --git a/sys/stand/conf.c.ancient b/sys/stand/conf.c.ancient
new file mode 100644
index 0000000000..efc9631a59
--- /dev/null
+++ b/sys/stand/conf.c.ancient
@@ -0,0 +1,59 @@
+/*	conf.c	4.7	81/03/15	*/
+
+#include "../h/param.h"
+#include "../h/inode.h"
+#include "../h/pte.h"
+#include "../h/mbareg.h"
+#include "saio.h"
+
+devread(io)
+	register struct iob *io;
+{
+
+	return( (*devsw[io->i_ino.i_dev].dv_strategy)(io, READ) );
+}
+
+devwrite(io)
+	register struct iob *io;
+{
+
+	return( (*devsw[io->i_ino.i_dev].dv_strategy)(io, WRITE) );
+}
+
+devopen(io)
+	register struct iob *io;
+{
+
+	(*devsw[io->i_ino.i_dev].dv_open)(io);
+}
+
+devclose(io)
+	register struct iob *io;
+{
+
+	(*devsw[io->i_ino.i_dev].dv_close)(io);
+}
+
+nullsys()
+{
+
+	;
+}
+
+int	nullsys();
+int	hpstrategy(), hpopen();
+int	htstrategy(), htopen(), htclose();
+int	upstrategy(), upopen();
+int	tmstrategy(), tmopen(), tmclose();
+int	tsstrategy(), tsopen(), tsclose();
+int	rkopen(),rkstrategy();
+
+struct devsw devsw[] = {
+	"hp",	hpstrategy,	hpopen,		nullsys,
+	"ht",	htstrategy,	htopen,		htclose,
+	"up",	upstrategy,	upopen,		nullsys,
+	"tm",	tmstrategy,	tmopen,		tmclose,
+	"hk",	rkstrategy,	rkopen,		nullsys,
+	"ts",	tsstrategy,	tsopen,		tsclose,
+	0,0,0,0
+};
diff --git a/sys/stand/ls.c b/sys/stand/ls.c
new file mode 100644
index 0000000000..8797aa4715
--- /dev/null
+++ b/sys/stand/ls.c
@@ -0,0 +1,41 @@
+/*	ls.c	4.2	81/03/15	*/
+
+#include "../h/param.h"
+#include "../h/inode.h"
+#include "../h/ino.h"
+#include "../h/dir.h"
+#include "saio.h"
+
+char line[100];
+
+main()
+{
+	int i;
+
+	printf("ls\n");
+	do  {
+		printf(": "); gets(line);
+		i = open(line, 0);
+	} while (i < 0);
+
+	ls(i);
+}
+
+ls(io)
+register io;
+{
+	struct direct d;
+	register i;
+
+	while (read(io, (char *)&d, sizeof d) == sizeof d) {
+		if (d.d_ino == 0)
+			continue;
+		printf("%d\t", d.d_ino);
+		for (i=0; i<DIRSIZ; i++) {
+			if (d.d_name[i] == 0)
+				break;
+			printf("%c", d.d_name[i]);
+		}
+		printf("\n");
+	}
+}
diff --git a/sys/stand/machdep.c b/sys/stand/machdep.c
new file mode 100644
index 0000000000..cd804059e6
--- /dev/null
+++ b/sys/stand/machdep.c
@@ -0,0 +1,34 @@
+/*	machdep.c	4.2	81/03/15	*/
+
+#include "../h/param.h"
+#include "../h/mtpr.h"
+
+/*ARGSUSED*/
+/*VARARGS1*/
+mtpr(regno, value)
+{
+
+	asm("	mtpr	8(ap),4(ap)");
+}
+
+/*ARGSUSED*/
+mfpr(regno)
+{
+
+	asm("	mfpr	4(ap),r0");
+#ifdef lint
+	return (0);
+#endif
+}
+
+/*
+ * Copy bytes within kernel
+ */
+/*ARGSUSED*/
+bcopy(from, to, count)
+	caddr_t from, to;
+	unsigned count;
+{
+
+	asm("	movc3	12(ap),*4(ap),*8(ap)");
+}
diff --git a/sys/stand/mba.c b/sys/stand/mba.c
new file mode 100644
index 0000000000..9347f546e2
--- /dev/null
+++ b/sys/stand/mba.c
@@ -0,0 +1,49 @@
+/*	mba.c	4.3	81/03/15	*/
+
+#include "../h/param.h"
+#include "../h/inode.h"
+#include "../h/pte.h"
+#include "../h/mbareg.h"
+#include "../h/mtpr.h"
+#include "../h/vm.h"
+#include "saio.h"
+#include "savax.h"
+
+mbastart(io, func)
+	register struct iob *io;
+	int func;
+{
+	struct mba_regs *mba = mbamba(io->i_unit);
+	struct mba_drv *drv = mbadrv(io->i_unit);
+	register struct pte *pte = mba->mba_map;
+	int npf;
+	unsigned v;
+	int o;
+	int vaddr;
+
+	v = btop(io->i_ma);
+	o = (int)io->i_ma & PGOFSET;
+	npf = btoc(io->i_cc + o);
+	vaddr = o;
+	while (--npf >= 0)
+		*(int *)pte++ = v++ | PG_V;
+	mba->mba_sr = -1;
+	mba->mba_bcr = -io->i_cc;
+	mba->mba_var = vaddr;
+	if (func == WRITE)
+		drv->mbd_cs1 = MB_WCOM | MB_GO;
+	else
+		drv->mbd_cs1 = MB_RCOM | MB_GO;
+}
+
+mbainit(mbanum)
+	int mbanum;
+{
+	register struct mba_regs *mba = mbaddr[mbanum];
+
+	/* SHOULD BADADDR IT */
+	if (mbaact & (1<<mbanum))
+		return;
+	mba->mba_cr = MBCR_INIT;
+	mbaact |= 1<<mbanum;
+}
diff --git a/sys/stand/saio.h b/sys/stand/saio.h
new file mode 100644
index 0000000000..2595fc76f7
--- /dev/null
+++ b/sys/stand/saio.h
@@ -0,0 +1,54 @@
+/*	saio.h	4.4	3/15/81	*/
+
+/*
+ * header file for standalone package
+ */
+
+/*
+ * io block: includes an
+ * inode, cells for the use of seek, etc,
+ * and a buffer.
+ */
+struct	iob {
+	char	i_flgs;
+	struct	inode i_ino;
+	int	i_unit;
+	daddr_t	i_boff;
+	daddr_t	i_cyloff;
+	off_t	i_offset;
+	daddr_t	i_bn;
+	char	*i_ma;
+	int	i_cc;
+	char	i_buf[BSIZE];
+};
+
+#define F_READ	01
+#define F_WRITE	02
+#define F_ALLOC	04
+#define F_FILE	010
+
+/*
+ * dev switch
+ */
+struct devsw {
+	char	*dv_name;
+	int	(*dv_strategy)();
+	int	(*dv_open)();
+	int	(*dv_close)();
+};
+
+struct devsw devsw[];
+
+/*
+ * request codes. Must be the same a F_XXX above
+ */
+#define	READ	1
+#define	WRITE	2
+
+#define	NBUFS	4
+
+char	b[NBUFS][BSIZE];
+daddr_t	blknos[NBUFS];
+
+#define NFILES	4
+struct	iob iob[NFILES];
diff --git a/sys/stand/savax.h b/sys/stand/savax.h
new file mode 100644
index 0000000000..0ba32dca92
--- /dev/null
+++ b/sys/stand/savax.h
@@ -0,0 +1,35 @@
+/*	savax.h	4.2	81/03/15	*/
+
+/*
+ * Standalone definitions peculiar to vaxen
+ * The mba devices in the standalone system are addressed as 
+ *	xx(unit,section)
+ * where unit is
+ *	8*mbanum+drive
+ * The mbadrv macro gives the address of the device registers
+ * for the specified unit; the mbamba macro gives the address of the
+ * mba registers themselves.
+ *
+ * The uba devices are also addressed by giving, as unit,
+ *	8*ubanum+drive
+ * The ubamem macro converts a specified unibus address (ala pdp-11)
+ * into a unibus memory address space address.
+ */
+
+int	cpu;		/* see <sys/cpu.h> */
+
+#define	MAXNMBA	4
+struct	mba_regs **mbaddr;
+int	mbaact;
+caddr_t	*umaddr;
+struct	uba_regs **ubaddr;
+
+#define	UNITTOMBA(unit)		((unit)>>3)
+#define	UNITTODRIVE(unit)	((unit)&07)
+
+#define	mbamba(unit)		(mbaddr[UNITTOMBA(unit)])
+#define	mbadrv(unit) 		(&mbamba(unit)->mba_drv[UNITTODRIVE(unit)])
+
+#define	UNITTOUBA(unit)		((unit)>>3)
+#define	ubauba(unit)		(ubaddr[UNITTOUBA(unit)])
+#define	ubamem(unit, off)	((umaddr[UNITTOUBA(unit)]+(off&017777)))
-- 
2.20.1