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
36 struct 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 */
67 struct 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 */
78 struct 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
122 struct string_block {
123 __u16 NumStrings; /* Number of strings in block */
124 __u16 Strings[1]; /* Start of string block */
125 };
126
127
128
129 #endif