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ba914908 | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
65047fa6 SH |
2 | /* atmdev.h - ATM device driver declarations and various related items */ |
3 | ||
4 | /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */ | |
5 | ||
6 | ||
7 | #ifndef LINUX_ATMDEV_H | |
8 | #define LINUX_ATMDEV_H | |
9 | ||
10 | ||
11 | #include <linux/atmapi.h> | |
12 | #include <linux/atm.h> | |
13 | #include <linux/atmioc.h> | |
14 | ||
15 | ||
16 | #define ESI_LEN 6 | |
17 | ||
18 | #define ATM_OC3_PCR (155520000/270*260/8/53) | |
19 | /* OC3 link rate: 155520000 bps | |
20 | SONET overhead: /270*260 (9 section, 1 path) | |
21 | bits per cell: /8/53 | |
22 | max cell rate: 353207.547 cells/sec */ | |
23 | #define ATM_25_PCR ((25600000/8-8000)/54) | |
24 | /* 25 Mbps ATM cell rate (59111) */ | |
25 | #define ATM_OC12_PCR (622080000/1080*1040/8/53) | |
26 | /* OC12 link rate: 622080000 bps | |
27 | SONET overhead: /1080*1040 | |
28 | bits per cell: /8/53 | |
29 | max cell rate: 1412830.188 cells/sec */ | |
30 | #define ATM_DS3_PCR (8000*12) | |
31 | /* DS3: 12 cells in a 125 usec time slot */ | |
32 | ||
33 | ||
34 | #define __AAL_STAT_ITEMS \ | |
35 | __HANDLE_ITEM(tx); /* TX okay */ \ | |
36 | __HANDLE_ITEM(tx_err); /* TX errors */ \ | |
37 | __HANDLE_ITEM(rx); /* RX okay */ \ | |
38 | __HANDLE_ITEM(rx_err); /* RX errors */ \ | |
39 | __HANDLE_ITEM(rx_drop); /* RX out of memory */ | |
40 | ||
41 | struct atm_aal_stats { | |
42 | #define __HANDLE_ITEM(i) int i | |
43 | __AAL_STAT_ITEMS | |
44 | #undef __HANDLE_ITEM | |
45 | }; | |
46 | ||
47 | ||
48 | struct atm_dev_stats { | |
49 | struct atm_aal_stats aal0; | |
50 | struct atm_aal_stats aal34; | |
51 | struct atm_aal_stats aal5; | |
52 | } __ATM_API_ALIGN; | |
53 | ||
54 | ||
55 | #define ATM_GETLINKRATE _IOW('a',ATMIOC_ITF+1,struct atmif_sioc) | |
56 | /* get link rate */ | |
57 | #define ATM_GETNAMES _IOW('a',ATMIOC_ITF+3,struct atm_iobuf) | |
58 | /* get interface names (numbers) */ | |
59 | #define ATM_GETTYPE _IOW('a',ATMIOC_ITF+4,struct atmif_sioc) | |
60 | /* get interface type name */ | |
61 | #define ATM_GETESI _IOW('a',ATMIOC_ITF+5,struct atmif_sioc) | |
62 | /* get interface ESI */ | |
63 | #define ATM_GETADDR _IOW('a',ATMIOC_ITF+6,struct atmif_sioc) | |
64 | /* get itf's local ATM addr. list */ | |
65 | #define ATM_RSTADDR _IOW('a',ATMIOC_ITF+7,struct atmif_sioc) | |
66 | /* reset itf's ATM address list */ | |
67 | #define ATM_ADDADDR _IOW('a',ATMIOC_ITF+8,struct atmif_sioc) | |
68 | /* add a local ATM address */ | |
69 | #define ATM_DELADDR _IOW('a',ATMIOC_ITF+9,struct atmif_sioc) | |
70 | /* remove a local ATM address */ | |
71 | #define ATM_GETCIRANGE _IOW('a',ATMIOC_ITF+10,struct atmif_sioc) | |
72 | /* get connection identifier range */ | |
73 | #define ATM_SETCIRANGE _IOW('a',ATMIOC_ITF+11,struct atmif_sioc) | |
74 | /* set connection identifier range */ | |
75 | #define ATM_SETESI _IOW('a',ATMIOC_ITF+12,struct atmif_sioc) | |
76 | /* set interface ESI */ | |
77 | #define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc) | |
78 | /* force interface ESI */ | |
79 | #define ATM_ADDLECSADDR _IOW('a', ATMIOC_ITF+14, struct atmif_sioc) | |
80 | /* register a LECS address */ | |
81 | #define ATM_DELLECSADDR _IOW('a', ATMIOC_ITF+15, struct atmif_sioc) | |
82 | /* unregister a LECS address */ | |
83 | #define ATM_GETLECSADDR _IOW('a', ATMIOC_ITF+16, struct atmif_sioc) | |
84 | /* retrieve LECS address(es) */ | |
85 | ||
86 | #define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc) | |
87 | /* get AAL layer statistics */ | |
88 | #define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc) | |
89 | /* get AAL layer statistics and zero */ | |
90 | #define ATM_GETLOOP _IOW('a',ATMIOC_SARCOM+2,struct atmif_sioc) | |
91 | /* get loopback mode */ | |
92 | #define ATM_SETLOOP _IOW('a',ATMIOC_SARCOM+3,struct atmif_sioc) | |
93 | /* set loopback mode */ | |
94 | #define ATM_QUERYLOOP _IOW('a',ATMIOC_SARCOM+4,struct atmif_sioc) | |
95 | /* query supported loopback modes */ | |
96 | #define ATM_SETSC _IOW('a',ATMIOC_SPECIAL+1,int) | |
97 | /* enable or disable single-copy */ | |
98 | #define ATM_SETBACKEND _IOW('a',ATMIOC_SPECIAL+2,atm_backend_t) | |
99 | /* set backend handler */ | |
100 | #define ATM_NEWBACKENDIF _IOW('a',ATMIOC_SPECIAL+3,atm_backend_t) | |
101 | /* use backend to make new if */ | |
102 | #define ATM_ADDPARTY _IOW('a', ATMIOC_SPECIAL+4,struct atm_iobuf) | |
103 | /* add party to p2mp call */ | |
104 | #ifdef CONFIG_COMPAT | |
105 | /* It actually takes struct sockaddr_atmsvc, not struct atm_iobuf */ | |
106 | #define COMPAT_ATM_ADDPARTY _IOW('a', ATMIOC_SPECIAL+4,struct compat_atm_iobuf) | |
107 | #endif | |
108 | #define ATM_DROPPARTY _IOW('a', ATMIOC_SPECIAL+5,int) | |
109 | /* drop party from p2mp call */ | |
110 | ||
111 | /* | |
112 | * These are backend handkers that can be set via the ATM_SETBACKEND call | |
113 | * above. In the future we may support dynamic loading of these - for now, | |
114 | * they're just being used to share the ATMIOC_BACKEND ioctls | |
115 | */ | |
116 | #define ATM_BACKEND_RAW 0 | |
117 | #define ATM_BACKEND_PPP 1 /* PPPoATM - RFC2364 */ | |
118 | #define ATM_BACKEND_BR2684 2 /* Bridged RFC1483/2684 */ | |
119 | ||
120 | /* for ATM_GETTYPE */ | |
121 | #define ATM_ITFTYP_LEN 8 /* maximum length of interface type name */ | |
122 | ||
123 | /* | |
124 | * Loopback modes for ATM_{PHY,SAR}_{GET,SET}LOOP | |
125 | */ | |
126 | ||
127 | /* Point of loopback CPU-->SAR-->PHY-->line--> ... */ | |
128 | #define __ATM_LM_NONE 0 /* no loop back ^ ^ ^ ^ */ | |
129 | #define __ATM_LM_AAL 1 /* loop back PDUs --' | | | */ | |
130 | #define __ATM_LM_ATM 2 /* loop back ATM cells ---' | | */ | |
131 | /* RESERVED 4 loop back on PHY side ---' */ | |
132 | #define __ATM_LM_PHY 8 /* loop back bits (digital) ----' | */ | |
133 | #define __ATM_LM_ANALOG 16 /* loop back the analog signal --------' */ | |
134 | ||
135 | /* Direction of loopback */ | |
136 | #define __ATM_LM_MKLOC(n) ((n)) /* Local (i.e. loop TX to RX) */ | |
137 | #define __ATM_LM_MKRMT(n) ((n) << 8) /* Remote (i.e. loop RX to TX) */ | |
138 | ||
139 | #define __ATM_LM_XTLOC(n) ((n) & 0xff) | |
140 | #define __ATM_LM_XTRMT(n) (((n) >> 8) & 0xff) | |
141 | ||
142 | #define ATM_LM_NONE 0 /* no loopback */ | |
143 | ||
144 | #define ATM_LM_LOC_AAL __ATM_LM_MKLOC(__ATM_LM_AAL) | |
145 | #define ATM_LM_LOC_ATM __ATM_LM_MKLOC(__ATM_LM_ATM) | |
146 | #define ATM_LM_LOC_PHY __ATM_LM_MKLOC(__ATM_LM_PHY) | |
147 | #define ATM_LM_LOC_ANALOG __ATM_LM_MKLOC(__ATM_LM_ANALOG) | |
148 | ||
149 | #define ATM_LM_RMT_AAL __ATM_LM_MKRMT(__ATM_LM_AAL) | |
150 | #define ATM_LM_RMT_ATM __ATM_LM_MKRMT(__ATM_LM_ATM) | |
151 | #define ATM_LM_RMT_PHY __ATM_LM_MKRMT(__ATM_LM_PHY) | |
152 | #define ATM_LM_RMT_ANALOG __ATM_LM_MKRMT(__ATM_LM_ANALOG) | |
153 | ||
154 | /* | |
155 | * Note: ATM_LM_LOC_* and ATM_LM_RMT_* can be combined, provided that | |
156 | * __ATM_LM_XTLOC(x) <= __ATM_LM_XTRMT(x) | |
157 | */ | |
158 | ||
159 | ||
160 | struct atm_iobuf { | |
161 | int length; | |
162 | void *buffer; | |
163 | }; | |
164 | ||
165 | /* for ATM_GETCIRANGE / ATM_SETCIRANGE */ | |
166 | ||
167 | #define ATM_CI_MAX -1 /* use maximum range of VPI/VCI */ | |
168 | ||
169 | struct atm_cirange { | |
170 | signed char vpi_bits; /* 1..8, ATM_CI_MAX (-1) for maximum */ | |
171 | signed char vci_bits; /* 1..16, ATM_CI_MAX (-1) for maximum */ | |
172 | }; | |
173 | ||
174 | /* for ATM_SETSC; actually taken from the ATM_VF number space */ | |
175 | ||
176 | #define ATM_SC_RX 1024 /* enable RX single-copy */ | |
177 | #define ATM_SC_TX 2048 /* enable TX single-copy */ | |
178 | ||
179 | #define ATM_BACKLOG_DEFAULT 32 /* if we get more, we're likely to time out | |
180 | anyway */ | |
181 | ||
182 | /* MF: change_qos (Modify) flags */ | |
183 | ||
184 | #define ATM_MF_IMMED 1 /* Block until change is effective */ | |
185 | #define ATM_MF_INC_RSV 2 /* Change reservation on increase */ | |
186 | #define ATM_MF_INC_SHP 4 /* Change shaping on increase */ | |
187 | #define ATM_MF_DEC_RSV 8 /* Change reservation on decrease */ | |
188 | #define ATM_MF_DEC_SHP 16 /* Change shaping on decrease */ | |
189 | #define ATM_MF_BWD 32 /* Set the backward direction parameters */ | |
190 | ||
191 | #define ATM_MF_SET (ATM_MF_INC_RSV | ATM_MF_INC_SHP | ATM_MF_DEC_RSV | \ | |
192 | ATM_MF_DEC_SHP | ATM_MF_BWD) | |
193 | ||
194 | /* | |
195 | * ATM_VS_* are used to express VC state in a human-friendly way. | |
196 | */ | |
197 | ||
198 | #define ATM_VS_IDLE 0 /* VC is not used */ | |
199 | #define ATM_VS_CONNECTED 1 /* VC is connected */ | |
200 | #define ATM_VS_CLOSING 2 /* VC is closing */ | |
201 | #define ATM_VS_LISTEN 3 /* VC is listening for incoming setups */ | |
202 | #define ATM_VS_INUSE 4 /* VC is in use (registered with atmsigd) */ | |
203 | #define ATM_VS_BOUND 5 /* VC is bound */ | |
204 | ||
205 | #define ATM_VS2TXT_MAP \ | |
206 | "IDLE", "CONNECTED", "CLOSING", "LISTEN", "INUSE", "BOUND" | |
207 | ||
208 | #define ATM_VF2TXT_MAP \ | |
209 | "ADDR", "READY", "PARTIAL", "REGIS", \ | |
210 | "RELEASED", "HASQOS", "LISTEN", "META", \ | |
211 | "256", "512", "1024", "2048", \ | |
212 | "SESSION", "HASSAP", "BOUND", "CLOSE" | |
213 | ||
214 | ||
215 | ||
216 | #endif /* LINUX_ATMDEV_H */ |