drivers/char/rio/: remove VCS tags
[linux-3.10.git] / drivers / char / rio / cmdpkt.h
1 /*
2 ** -----------------------------------------------------------------------------
3 **
4 **  Perle Specialix driver for Linux
5 **  Ported from existing RIO Driver for SCO sources.
6  *
7  *  (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
8  *
9  *      This program is free software; you can redistribute it and/or modify
10  *      it under the terms of the GNU General Public License as published by
11  *      the Free Software Foundation; either version 2 of the License, or
12  *      (at your option) any later version.
13  *
14  *      This program is distributed in the hope that it will be useful,
15  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *      GNU General Public License for more details.
18  *
19  *      You should have received a copy of the GNU General Public License
20  *      along with this program; if not, write to the Free Software
21  *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 **
23 **      Module          : cmdpkt.h
24 **      SID             : 1.2
25 **      Last Modified   : 11/6/98 11:34:09
26 **      Retrieved       : 11/6/98 11:34:20
27 **
28 **  ident @(#)cmdpkt.h  1.2
29 **
30 ** -----------------------------------------------------------------------------
31 */
32 #ifndef __rio_cmdpkt_h__
33 #define __rio_cmdpkt_h__
34
35 /*
36 ** overlays for the data area of a packet. Used in both directions
37 ** (to build a packet to send, and to interpret a packet that arrives)
38 ** and is very inconvenient for MIPS, so they appear as two separate
39 ** structures - those used for modifying/reading packets on the card
40 ** and those for modifying/reading packets in real memory, which have an _M
41 ** suffix.
42 */
43
44 #define RTA_BOOT_DATA_SIZE (PKT_MAX_DATA_LEN-2)
45
46 /*
47 ** The boot information packet looks like this:
48 ** This structure overlays a PktCmd->CmdData structure, and so starts
49 ** at Data[2] in the actual pkt!
50 */
51 struct BootSequence {
52         u16 NumPackets;
53         u16 LoadBase;
54         u16 CodeSize;
55 };
56
57 #define BOOT_SEQUENCE_LEN       8
58
59 struct SamTop {
60         u8 Unit;
61         u8 Link;
62 };
63
64 struct CmdHdr {
65         u8 PcCommand;
66         union {
67                 u8 PcPhbNum;
68                 u8 PcLinkNum;
69                 u8 PcIDNum;
70         } U0;
71 };
72
73
74 struct PktCmd {
75         union {
76                 struct {
77                         struct CmdHdr CmdHdr;
78                         struct BootSequence PcBootSequence;
79                 } S1;
80                 struct {
81                         u16 PcSequence;
82                         u8 PcBootData[RTA_BOOT_DATA_SIZE];
83                 } S2;
84                 struct {
85                         u16 __crud__;
86                         u8 PcUniqNum[4];        /* this is really a uint. */
87                         u8 PcModuleTypes;       /* what modules are fitted */
88                 } S3;
89                 struct {
90                         struct CmdHdr CmdHdr;
91                         u8 __undefined__;
92                         u8 PcModemStatus;
93                         u8 PcPortStatus;
94                         u8 PcSubCommand;        /* commands like mem or register dump */
95                         u16 PcSubAddr;  /* Address for command */
96                         u8 PcSubData[64];       /* Date area for command */
97                 } S4;
98                 struct {
99                         struct CmdHdr CmdHdr;
100                         u8 PcCommandText[1];
101                         u8 __crud__[20];
102                         u8 PcIDNum2;    /* It had to go somewhere! */
103                 } S5;
104                 struct {
105                         struct CmdHdr CmdHdr;
106                         struct SamTop Topology[LINKS_PER_UNIT];
107                 } S6;
108         } U1;
109 };
110
111 struct PktCmd_M {
112         union {
113                 struct {
114                         struct {
115                                 u8 PcCommand;
116                                 union {
117                                         u8 PcPhbNum;
118                                         u8 PcLinkNum;
119                                         u8 PcIDNum;
120                                 } U0;
121                         } CmdHdr;
122                         struct {
123                                 u16 NumPackets;
124                                 u16 LoadBase;
125                                 u16 CodeSize;
126                         } PcBootSequence;
127                 } S1;
128                 struct {
129                         u16 PcSequence;
130                         u8 PcBootData[RTA_BOOT_DATA_SIZE];
131                 } S2;
132                 struct {
133                         u16 __crud__;
134                         u8 PcUniqNum[4];        /* this is really a uint. */
135                         u8 PcModuleTypes;       /* what modules are fitted */
136                 } S3;
137                 struct {
138                         u16 __cmd_hdr__;
139                         u8 __undefined__;
140                         u8 PcModemStatus;
141                         u8 PcPortStatus;
142                         u8 PcSubCommand;
143                         u16 PcSubAddr;
144                         u8 PcSubData[64];
145                 } S4;
146                 struct {
147                         u16 __cmd_hdr__;
148                         u8 PcCommandText[1];
149                         u8 __crud__[20];
150                         u8 PcIDNum2;    /* Tacked on end */
151                 } S5;
152                 struct {
153                         u16 __cmd_hdr__;
154                         struct Top Topology[LINKS_PER_UNIT];
155                 } S6;
156         } U1;
157 };
158
159 #define Command         U1.S1.CmdHdr.PcCommand
160 #define PhbNum          U1.S1.CmdHdr.U0.PcPhbNum
161 #define IDNum           U1.S1.CmdHdr.U0.PcIDNum
162 #define IDNum2          U1.S5.PcIDNum2
163 #define LinkNum         U1.S1.CmdHdr.U0.PcLinkNum
164 #define Sequence        U1.S2.PcSequence
165 #define BootData        U1.S2.PcBootData
166 #define BootSequence    U1.S1.PcBootSequence
167 #define UniqNum         U1.S3.PcUniqNum
168 #define ModemStatus     U1.S4.PcModemStatus
169 #define PortStatus      U1.S4.PcPortStatus
170 #define SubCommand      U1.S4.PcSubCommand
171 #define SubAddr         U1.S4.PcSubAddr
172 #define SubData         U1.S4.PcSubData
173 #define CommandText     U1.S5.PcCommandText
174 #define RouteTopology   U1.S6.Topology
175 #define ModuleTypes     U1.S3.PcModuleTypes
176
177 #endif