#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/capability.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/in.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/moduleparam.h>
#include <linux/netdevice.h>
#include <linux/hdlc.h>
#include <asm/io.h>
#include "hd64570.h"
#include "hd64570.c"

Data Structures
struct	port_s

struct	card_s

Macros
#define	pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#define	DEBUG_RINGS

#define	USE_WINDOWSIZE 16384

#define	USE_BUS16BITS 1

#define	CLOCK_BASE 9830400 /* 9.8304 MHz */

#define	MAX_PAGES 16 /* 16 RAM pages at max */

#define	MAX_RAM_SIZE 0x80000 /* 512 KB */

#define	MAX_RAM_SIZE (MAX_PAGES * USE_WINDOWSIZE)

#define	N2_IOPORTS 0x10

#define	NEED_DETECT_RAM

#define	NEED_SCA_MSCI_INTR

#define	MAX_TX_BUFFERS 10

#define	N2_PCR 0

#define	PCR_RUNSCA 1 /* Run 64570 */

#define	PCR_VPM 2 /* Enable VPM - needed if using RAM above 1 MB */

#define	PCR_ENWIN 4 /* Open window */

#define	PCR_BUS16 8 /* 16-bit bus */

#define	N2_BAR 2

#define	N2_PSR 4

#define	WIN16K 0x00

#define	WIN32K 0x20

#define	WIN64K 0x40

#define	PSR_WINBITS 0x60

#define	PSR_DMAEN 0x80

#define	PSR_PAGEBITS 0x0F

#define	N2_MCR 6

#define	CLOCK_OUT_PORT1 0x80

#define	CLOCK_OUT_PORT0 0x40

#define	TX422_PORT1 0x20

#define	TX422_PORT0 0x10

#define	DSR_PORT1 0x08

#define	DSR_PORT0 0x04

#define	DTR_PORT1 0x02

#define	DTR_PORT0 0x01

#define	sca_reg(reg, card)

#define	sca_in(reg, card) inb(sca_reg(reg, card))

#define	sca_out(value, reg, card) outb(value, sca_reg(reg, card))

#define	sca_inw(reg, card) inw(sca_reg(reg, card))

#define	sca_outw(value, reg, card) outw(value, sca_reg(reg, card))

#define	port_to_card(port) ((port)->card)

#define	log_node(port) ((port)->log_node)

#define	phy_node(port) ((port)->phy_node)

#define	winsize(card) (USE_WINDOWSIZE)

#define	winbase(card) ((card)->winbase)

#define	get_port(card, port)

Typedefs
typedef struct port_s	port_t

typedef struct card_s	card_t

Functions
	module_init (n2_init)

	module_exit (n2_cleanup)

	MODULE_AUTHOR ("Krzysztof Halasa <khc@pm.waw.pl>")

	MODULE_DESCRIPTION ("RISCom/N2 serial port driver")

	MODULE_LICENSE ("GPL v2")

	module_param (hw, charp, 0444)

	MODULE_PARM_DESC (hw,"io,irq,ram,ports:io,irq,...")

Macro Definition Documentation

#define CLOCK_BASE 9830400 /* 9.8304 MHz */

Definition at line 47 of file n2.c.

#define CLOCK_OUT_PORT0 0x40

Definition at line 88 of file n2.c.

#define CLOCK_OUT_PORT1 0x80

Definition at line 87 of file n2.c.

#define DEBUG_RINGS

Definition at line 43 of file n2.c.

#define DSR_PORT0 0x04

Definition at line 92 of file n2.c.

#define DSR_PORT1 0x08

Definition at line 91 of file n2.c.

#define DTR_PORT0 0x01

Definition at line 94 of file n2.c.

#define DTR_PORT1 0x02

Definition at line 93 of file n2.c.

#define get_port	(	card,
		port
	)

Value:

((card)->ports[port].valid ? \

&(card)->ports[port] : NULL)

Definition at line 147 of file n2.c.

#define log_node ( port ) ((port)->log_node)

Definition at line 143 of file n2.c.

#define MAX_PAGES 16 /* 16 RAM pages at max */

Definition at line 48 of file n2.c.

#define MAX_RAM_SIZE 0x80000 /* 512 KB */

Definition at line 52 of file n2.c.

#define MAX_RAM_SIZE (MAX_PAGES * USE_WINDOWSIZE)

Definition at line 52 of file n2.c.

#define MAX_TX_BUFFERS 10

Definition at line 57 of file n2.c.

#define N2_BAR 2

Definition at line 72 of file n2.c.

#define N2_IOPORTS 0x10

Definition at line 54 of file n2.c.

#define N2_MCR 6

Definition at line 86 of file n2.c.

#define N2_PCR 0

Definition at line 64 of file n2.c.

#define N2_PSR 4

Definition at line 76 of file n2.c.

#define NEED_DETECT_RAM

Definition at line 55 of file n2.c.

#define NEED_SCA_MSCI_INTR

Definition at line 56 of file n2.c.

#define PCR_BUS16 8 /* 16-bit bus */

Definition at line 68 of file n2.c.

#define PCR_ENWIN 4 /* Open window */

Definition at line 67 of file n2.c.

#define PCR_RUNSCA 1 /* Run 64570 */

Definition at line 65 of file n2.c.

#define PCR_VPM 2 /* Enable VPM - needed if using RAM above 1 MB */

Definition at line 66 of file n2.c.

#define phy_node ( port ) ((port)->phy_node)

Definition at line 144 of file n2.c.

#define port_to_card ( port ) ((port)->card)

Definition at line 142 of file n2.c.

#define pr_fmt ( fmt ) KBUILD_MODNAME ": " fmt

Definition at line 19 of file n2.c.

#define PSR_DMAEN 0x80

Definition at line 81 of file n2.c.

#define PSR_PAGEBITS 0x0F

Definition at line 82 of file n2.c.

#define PSR_WINBITS 0x60

Definition at line 80 of file n2.c.

#define sca_in	(	reg,
		card
	)	inb(sca_reg(reg, card))

Definition at line 137 of file n2.c.

#define sca_inw	(	reg,
		card
	)	inw(sca_reg(reg, card))

Definition at line 139 of file n2.c.

#define sca_out	(	value,
		reg,
		card
	)	outb(value, sca_reg(reg, card))

Definition at line 138 of file n2.c.

#define sca_outw	(	value,
		reg,
		card
	)	outw(value, sca_reg(reg, card))

Definition at line 140 of file n2.c.

#define sca_reg	(	reg,
		card
	)

Value:

(0x8000 | (card)->io | \

((reg) & 0x0F) | (((reg) & 0xF0) << 6))

Definition at line 135 of file n2.c.

#define TX422_PORT0 0x10

Definition at line 90 of file n2.c.

#define TX422_PORT1 0x20

Definition at line 89 of file n2.c.

#define USE_BUS16BITS 1

Definition at line 46 of file n2.c.

#define USE_WINDOWSIZE 16384

Definition at line 45 of file n2.c.

#define WIN16K 0x00

Definition at line 77 of file n2.c.

#define WIN32K 0x20

Definition at line 78 of file n2.c.

#define WIN64K 0x40

Definition at line 79 of file n2.c.

#define winbase ( card ) ((card)->winbase)

Definition at line 146 of file n2.c.

#define winsize ( card ) (USE_WINDOWSIZE)

Definition at line 145 of file n2.c.

Typedef Documentation

typedef struct card_s card_t

typedef struct port_s port_t

Function Documentation

MODULE_AUTHOR ( "Krzysztof Halasa <khc@pm.waw.pl>" )

MODULE_DESCRIPTION ( "RISCom/N2 serial port driver" )

module_exit ( n2_cleanup )

module_init ( n2_init )

MODULE_LICENSE ( "GPL v2" )

module_param	(	hw	,
		charp	,
		0444
	)

MODULE_PARM_DESC	(	hw	,
		"	io,
		irq	,
		ram	,
		ports:io	,
		irq	,
		..."
	)

Data Structures

Macros

Typedefs

Functions

Macro Definition Documentation

Typedef Documentation

Function Documentation