Andrew McRae's pcmcia/pccard code, the kernel part.

This is still very green, but I have managed to get my modem working.
Lots of work still to do, but now at least we can commit it. /phk

Reviewed by:	phk
Submitted by:	Andrew McRae <andrew@mega.com.au>

1 files changed, 134 insertions, 0 deletions

diff --git a/sys/pccard/cardinfo.h b/sys/pccard/cardinfo.h
new file mode 100644
index 0000000..30ee50e
--- /dev/null
+++ b/sys/pccard/cardinfo.h
@@ -0,0 +1,134 @@
+/*
+ *	Include file for PCMCIA user process interface
+ *
+ *-------------------------------------------------------------------------
+ *
+ * Copyright (c) 1995 Andrew McRae.  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.
+ *
+ * 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.
+ */
+#define	PIOCGSTATE	_IOR('P', 1, struct slotstate)	/* Get slot state */
+#define	PIOCGMEM	_IOWR('P', 2, struct mem_desc)	/* Get memory map */
+#define	PIOCSMEM	_IOW('P', 3, struct mem_desc)	/* Set memory map */
+#define	PIOCGIO		_IOWR('P', 4, struct io_desc)	/* Get I/O map */
+#define	PIOCSIO		_IOW('P', 5, struct io_desc)	/* Set I/O map */
+#define PIOCSDRV	_IOW('P', 6, struct drv_desc)	/* Set driver */
+#define PIOCRWFLAG	_IOW('P', 7, int)	/* Set flags for drv use */
+#define PIOCRWMEM	_IOWR('P', 8, unsigned long) /* Set mem for drv use */
+#define PIOCSPOW	_IOW('P', 9, struct power) /* Set power structure */
+/*
+ *	Debug codes.
+ */
+#define PIOCGREG	_IOWR('P',100, struct pcic_reg)	/* get reg */
+#define PIOCSREG	_IOW('P', 101, struct pcic_reg)	/* Set reg */
+
+
+/*
+ *	Slot states for PIOCGSTATE
+ */
+enum cardstate { noslot, empty, filled };
+
+/*
+ *	Descriptor structure for memory map.
+ */
+struct mem_desc
+	{
+	int	window;		/* Memory map window number (0-4) */
+	int	flags;		/* Flags - see below */
+	caddr_t	start;		/* System memory start */
+	int	size;		/* Size of memory area */
+	unsigned long card;	/* Card memory address */
+	};
+
+#define	MDF_16BITS	0x01	/* Memory is 16 bits wide */
+#define	MDF_ZEROWS	0x02	/* Set no wait states for memory */
+#define	MDF_WS0		0x04	/* Wait state flags */
+#define	MDF_WS1		0x08
+#define	MDF_ATTR	0x10	/* Memory is attribute memory */
+#define	MDF_WP		0x20	/* Write protect memory */
+#define	MDF_ACTIVE	0x40	/* Context active (read-only) */
+
+/*
+ *	Descriptor structure for I/O map
+ */
+struct io_desc
+	{
+	int	window;		/* I/O map number (0-1) */
+	int	flags;		/* Flags - see below */
+	int	start;		/* I/O port start */
+	int	size;		/* Number of port addresses */
+	};
+
+#define	IODF_WS		0x01	/* Set wait states for 16 bit I/O access */
+#define	IODF_16BIT	0x02	/* I/O access are 16 bit */
+#define	IODF_CS16	0x04	/* Allow card selection of 16 bit access */
+#define	IODF_ZEROWS	0x08	/* No wait states for 8 bit I/O */
+#define	IODF_ACTIVE	0x10	/* Context active (read-only) */
+
+/*
+ *	Device descriptor for allocation of driver.
+ */
+struct drv_desc
+	{
+	char	name[16];	/* Driver name */
+	int	unit;		/* Driver unit number */
+	unsigned long mem;	/* Memory address of driver */
+	int	memsize;	/* Memory size (if used) */
+	int	iobase;		/* base of I/O ports */
+	int	irqmask;	/* Interrupt number(s) to allocate */
+	int	flags;		/* Device flags */
+	};
+
+struct pcic_reg
+	{
+	unsigned char reg;
+	unsigned char value;
+	};
+/*
+ *	Slot information. Used to read current status of slot.
+ */
+struct slotstate
+	{
+	enum cardstate state;		/* Current state of slot */
+	int	maxmem;			/* Max allowed memory windows */
+	int	maxio;			/* Max allowed I/O windows */
+	int	irqs;			/* Bitmap of IRQs allowed */
+	int	flags;			/* Capability flags */
+	};
+
+/*
+ *	The power values are in volts * 10, e.g. 5V is 50, 3.3V is 33.
+ */
+struct power
+	{
+	int	vcc;
+	int	vpp;
+	};
+
+/*
+ *	Other system limits
+ */
+#define MAXSLOT 16
+#define	NUM_MEM_WINDOWS	10
+#define	NUM_IO_WINDOWS	6
+#define	CARD_DEVICE	"/dev/card%d"		/* String for sprintf */