Import of Linux 2.2.12 subset (ipv4 stack and related)

1 files changed, 310 insertions, 0 deletions

diff --git a/pfinet/linux-src/include/linux/isicom.h b/pfinet/linux-src/include/linux/isicom.h
new file mode 100644
index 00000000..58372fdc
--- /dev/null
+++ b/pfinet/linux-src/include/linux/isicom.h
@@ -0,0 +1,310 @@
+#ifndef _LINUX_ISICOM_H
+#define _LINUX_ISICOM_H
+
+/*#define		ISICOM_DEBUG*/
+/*#define		ISICOM_DEBUG_DTR_RTS*/
+
+
+/*
+ *	Firmware Loader definitions ...
+ */
+ 
+#define		__MultiTech		('M'<<8)
+#define		MIOCTL_LOAD_FIRMWARE	(__MultiTech | 0x01)
+#define         MIOCTL_READ_FIRMWARE    (__MultiTech | 0x02)
+#define         MIOCTL_XFER_CTRL	(__MultiTech | 0x03)
+#define         MIOCTL_RESET_CARD	(__MultiTech | 0x04)
+
+#define		DATA_SIZE	16
+
+typedef	struct	{
+		unsigned short	exec_segment;
+		unsigned short	exec_addr;
+}	exec_record;
+
+typedef	struct	{
+		int		board;		/* Board to load */
+		unsigned short	addr;
+		unsigned short	count;
+}	bin_header;
+
+typedef	struct	{
+		int		board;		/* Board to load */
+		unsigned short	addr;
+		unsigned short	count;
+		unsigned short	segment;
+		unsigned char	bin_data[DATA_SIZE];
+}	bin_frame;
+
+#ifdef __KERNEL__
+
+#define		YES	1
+#define		NO	0
+
+#define		ISILOAD_MISC_MINOR	155	/* /dev/isctl */
+#define		ISILOAD_NAME		"ISILoad"
+
+/*	
+ *  ISICOM Driver definitions ...
+ *
+ */
+
+#define		ISICOM_NAME	"ISICom"
+
+/*
+ *      PCI definitions
+ */
+
+ #define        DEVID_COUNT     9
+ #define        VENDOR_ID       0x10b5
+
+/*
+ *	These are now officially allocated numbers
+ */
+
+#define		ISICOM_NMAJOR	112	/* normal  */
+#define		ISICOM_CMAJOR	113	/* callout */
+#define		ISICOM_MAGIC	(('M' << 8) | 'T')
+
+#define		WAKEUP_CHARS	256	/* hard coded for now	*/ 
+#define		TX_SIZE		254 
+ 
+#define		BOARD_COUNT	4
+#define		PORT_COUNT	(BOARD_COUNT*16)
+
+#define		SERIAL_TYPE_NORMAL	1
+#define		SERIAL_TYPE_CALLOUT	2
+
+/*   character sizes  */
+
+#define		ISICOM_CS5		0x0000
+#define		ISICOM_CS6		0x0001
+#define		ISICOM_CS7		0x0002
+#define		ISICOM_CS8		0x0003
+
+/* stop bits */
+
+#define		ISICOM_1SB		0x0000
+#define		ISICOM_2SB		0x0004
+
+/* parity */
+
+#define		ISICOM_NOPAR		0x0000
+#define		ISICOM_ODPAR		0x0008
+#define		ISICOM_EVPAR		0x0018
+
+/* flow control */
+
+#define		ISICOM_CTSRTS		0x03
+#define		ISICOM_INITIATE_XONXOFF	0x04
+#define		ISICOM_RESPOND_XONXOFF	0x08
+
+#define InterruptTheCard(base) (outw(0,(base)+0xc)) 
+#define ClearInterrupt(base) (inw((base)+0x0a))	
+
+#define	BOARD(line)  (((line) >> 4) & 0x3)
+#define MIN(a, b) ( (a) < (b) ? (a) : (b) )
+
+	/*	isi kill queue bitmap	*/
+	
+#define		ISICOM_KILLTX		0x01
+#define		ISICOM_KILLRX		0x02
+
+	/* isi_board status bitmap */
+	
+#define		FIRMWARE_LOADED		0x0001
+#define		BOARD_ACTIVE		0x0002
+
+ 	/* isi_port status bitmap  */
+
+#define		ISI_CTS			0x1000
+#define		ISI_DSR			0x2000
+#define		ISI_RI			0x4000
+#define		ISI_DCD			0x8000
+#define		ISI_DTR			0x0100
+#define		ISI_RTS			0x0200
+
+
+#define		ISI_TXOK		0x0001 
+ 
+struct	isi_board {
+	unsigned short		base;
+	unsigned char		irq;
+	unsigned char		port_count;
+	unsigned short		status;
+	unsigned short		port_status; /* each bit represents a single port */
+	unsigned short		shift_count;
+	struct isi_port		* ports;
+	signed char		count;
+	unsigned char		isa;
+};
+
+struct	isi_port {
+	unsigned short		magic;
+	unsigned int		flags;
+	int			count;
+	int			blocked_open;
+	int			close_delay;
+	unsigned short		channel;
+	unsigned short		status;
+	unsigned short		closing_wait;
+	long 			session;
+	long			pgrp;
+	struct isi_board	* card;
+	struct tty_struct 	* tty;
+	struct wait_queue	* close_wait;
+	struct wait_queue	* open_wait;
+	struct tq_struct	hangup_tq;
+	struct tq_struct	bh_tqueue;
+	unsigned char		* xmit_buf;
+	int			xmit_head;
+	int			xmit_tail;
+	int			xmit_cnt;
+	struct termios 		normal_termios;
+	struct termios		callout_termios;
+};
+
+
+/*
+ *  ISI Card specific ops ...
+ */
+ 
+extern inline void raise_dtr(struct isi_port * port)
+{
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in raise_dtr.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG_DTR_RTS	
+	printk(KERN_DEBUG "ISICOM: raise_dtr.\n");
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw(0x0504, base);
+	InterruptTheCard(base);
+	port->status |= ISI_DTR;
+}
+
+extern inline void drop_dtr(struct isi_port * port)
+{	
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in drop_dtr.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG_DTR_RTS	
+	printk(KERN_DEBUG "ISICOM: drop_dtr.\n");
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw(0x0404, base);
+	InterruptTheCard(base);	
+	port->status &= ~ISI_DTR;
+}
+extern inline void raise_rts(struct isi_port * port)
+{
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in raise_rts.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG_DTR_RTS	
+	printk(KERN_DEBUG "ISICOM: raise_rts.\n");
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw(0x0a04, base);
+	InterruptTheCard(base);	
+	port->status |= ISI_RTS;
+}
+extern inline void drop_rts(struct isi_port * port)
+{
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in drop_rts.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG_DTR_RTS	
+	printk(KERN_DEBUG "ISICOM: drop_rts.\n");
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw(0x0804, base);
+	InterruptTheCard(base);	
+	port->status &= ~ISI_RTS;
+}
+extern inline void raise_dtr_rts(struct isi_port * port)
+{
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in raise_dtr_rts.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG_DTR_RTS	
+	printk(KERN_DEBUG "ISICOM: raise_dtr_rts.\n");
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw(0x0f04, base);
+	InterruptTheCard(base);
+	port->status |= (ISI_DTR | ISI_RTS);
+}
+extern inline void drop_dtr_rts(struct isi_port * port)
+{
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in drop_dtr_rts.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG_DTR_RTS	
+	printk(KERN_DEBUG "ISICOM: drop_dtr_rts.\n");
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw(0x0c04, base);
+	InterruptTheCard(base);	
+	port->status &= ~(ISI_RTS | ISI_DTR);
+}
+
+extern inline void kill_queue(struct isi_port * port, short queue)
+{
+	struct isi_board * card = port->card;
+	unsigned short base = card->base;
+	unsigned char channel = port->channel;
+	short wait=400;
+	while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+	if (wait <= 0) {
+		printk(KERN_WARNING "ISICOM: Card found busy in kill_queue.\n");
+		return;
+	}
+#ifdef ISICOM_DEBUG	
+	printk(KERN_DEBUG "ISICOM: kill_queue 0x%x.\n", queue);
+#endif	
+	outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+	outw((queue << 8) | 0x06, base);
+	InterruptTheCard(base);	
+}
+
+#endif	/*	__KERNEL__	*/
+
+#endif	/*	ISICOM_H	*/
+