1/* SPDX-License-Identifier: GPL-2.0+ */
2/************************************************************************
3 *
4 *	io_edgeport.h	Edgeport Linux Interface definitions
5 *
6 *	Copyright (C) 2000 Inside Out Networks, Inc.
7 *
8 ************************************************************************/
9
10#if !defined(_IO_EDGEPORT_H_)
11#define	_IO_EDGEPORT_H_
12
13
14#define MAX_RS232_PORTS		8	/* Max # of RS-232 ports per device */
15
16/* typedefs that the insideout headers need */
17#ifndef LOW8
18	#define LOW8(a)		((unsigned char)(a & 0xff))
19#endif
20#ifndef HIGH8
21	#define HIGH8(a)	((unsigned char)((a & 0xff00) >> 8))
22#endif
23
24#ifndef __KERNEL__
25#define __KERNEL__
26#endif
27
28#include "io_usbvend.h"
29
30
31
32/* The following table is used to map the USBx port number to
33 * the device serial number (or physical USB path), */
34#define MAX_EDGEPORTS	64
35
36struct comMapper {
37	char	SerialNumber[MAX_SERIALNUMBER_LEN+1];	/* Serial number/usb path */
38	int	numPorts;				/* Number of ports */
39	int	Original[MAX_RS232_PORTS];		/* Port numbers set by IOCTL */
40	int	Port[MAX_RS232_PORTS];			/* Actual used port numbers */
41};
42
43
44#define EDGEPORT_CONFIG_DEVICE "/proc/edgeport"
45
46/* /proc/edgeport Interface
47 * This interface uses read/write/lseek interface to talk to the edgeport driver
48 * the following read functions are supported: */
49#define PROC_GET_MAPPING_TO_PATH	1
50#define PROC_GET_COM_ENTRY		2
51#define PROC_GET_EDGE_MANUF_DESCRIPTOR	3
52#define PROC_GET_BOOT_DESCRIPTOR	4
53#define PROC_GET_PRODUCT_INFO		5
54#define PROC_GET_STRINGS		6
55#define PROC_GET_CURRENT_COM_MAPPING	7
56
57/* The parameters to the lseek() for the read is: */
58#define PROC_READ_SETUP(Command, Argument)	((Command) + ((Argument)<<8))
59
60
61/* the following write functions are supported: */
62#define PROC_SET_COM_MAPPING		1
63#define PROC_SET_COM_ENTRY		2
64
65
66/* The following structure is passed to the write */
67struct procWrite {
68	int	Command;
69	union {
70		struct comMapper	Entry;
71		int			ComMappingBasedOnUSBPort;	/* Boolean value */
72	} u;
73};
74
75/*
76 *	Product information read from the Edgeport
77 */
78struct edgeport_product_info {
79	__u16	ProductId;			/* Product Identifier */
80	__u8	NumPorts;			/* Number of ports on edgeport */
81	__u8	ProdInfoVer;			/* What version of structure is this? */
82
83	__u32	IsServer        :1;		/* Set if Server */
84	__u32	IsRS232         :1;		/* Set if RS-232 ports exist */
85	__u32	IsRS422         :1;		/* Set if RS-422 ports exist */
86	__u32	IsRS485         :1;		/* Set if RS-485 ports exist */
87	__u32	IsReserved      :28;		/* Reserved for later expansion */
88
89	__u8	RomSize;			/* Size of ROM/E2PROM in K */
90	__u8	RamSize;			/* Size of external RAM in K */
91	__u8	CpuRev;				/* CPU revision level (chg only if s/w visible) */
92	__u8	BoardRev;			/* PCB revision level (chg only if s/w visible) */
93
94	__u8	BootMajorVersion;		/* Boot Firmware version: xx. */
95	__u8	BootMinorVersion;		/*			  yy. */
96	__le16	BootBuildNumber;		/*			  zzzz (LE format) */
97
98	__u8	FirmwareMajorVersion;		/* Operational Firmware version:xx. */
99	__u8	FirmwareMinorVersion;		/*				yy. */
100	__le16	FirmwareBuildNumber;		/*				zzzz (LE format) */
101
102	__u8	ManufactureDescDate[3];		/* MM/DD/YY when descriptor template was compiled */
103	__u8	HardwareType;
104
105	__u8	iDownloadFile;			/* What to download to EPiC device */
106	__u8	EpicVer;			/* What version of EPiC spec this device supports */
107
108	struct edge_compatibility_bits Epic;
109};
110
111/*
112 *	Edgeport Stringblock String locations
113 */
114#define EDGESTRING_MANUFNAME		1	/* Manufacture Name */
115#define EDGESTRING_PRODNAME		2	/* Product Name */
116#define EDGESTRING_SERIALNUM		3	/* Serial Number */
117#define EDGESTRING_ASSEMNUM		4	/* Assembly Number */
118#define EDGESTRING_OEMASSEMNUM		5	/* OEM Assembly Number */
119#define EDGESTRING_MANUFDATE		6	/* Manufacture Date */
120#define EDGESTRING_ORIGSERIALNUM	7	/* Serial Number */
121
122struct string_block {
123	__u16	NumStrings;			/* Number of strings in block */
124	__u16	Strings[1];			/* Start of string block */
125};
126
127
128
129#endif
130