xref: /openbmc/linux/include/uapi/linux/hdlc/ioctl.h (revision f362e5fe)
16f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2d7780723SDavid Howells #ifndef __HDLC_IOCTL_H__
3d7780723SDavid Howells #define __HDLC_IOCTL_H__
4d7780723SDavid Howells 
5d7780723SDavid Howells 
6d7780723SDavid Howells #define GENERIC_HDLC_VERSION 4	/* For synchronization with sethdlc utility */
7d7780723SDavid Howells 
8d7780723SDavid Howells #define CLOCK_DEFAULT   0	/* Default setting */
9d7780723SDavid Howells #define CLOCK_EXT	1	/* External TX and RX clock - DTE */
10d7780723SDavid Howells #define CLOCK_INT	2	/* Internal TX and RX clock - DCE */
11d7780723SDavid Howells #define CLOCK_TXINT	3	/* Internal TX and external RX clock */
12d7780723SDavid Howells #define CLOCK_TXFROMRX	4	/* TX clock derived from external RX clock */
13d7780723SDavid Howells 
14d7780723SDavid Howells 
15d7780723SDavid Howells #define ENCODING_DEFAULT	0 /* Default setting */
16d7780723SDavid Howells #define ENCODING_NRZ		1
17d7780723SDavid Howells #define ENCODING_NRZI		2
18d7780723SDavid Howells #define ENCODING_FM_MARK	3
19d7780723SDavid Howells #define ENCODING_FM_SPACE	4
20d7780723SDavid Howells #define ENCODING_MANCHESTER	5
21d7780723SDavid Howells 
22d7780723SDavid Howells 
23d7780723SDavid Howells #define PARITY_DEFAULT		0 /* Default setting */
24d7780723SDavid Howells #define PARITY_NONE		1 /* No parity */
25d7780723SDavid Howells #define PARITY_CRC16_PR0	2 /* CRC16, initial value 0x0000 */
26d7780723SDavid Howells #define PARITY_CRC16_PR1	3 /* CRC16, initial value 0xFFFF */
27d7780723SDavid Howells #define PARITY_CRC16_PR0_CCITT	4 /* CRC16, initial 0x0000, ITU-T version */
28d7780723SDavid Howells #define PARITY_CRC16_PR1_CCITT	5 /* CRC16, initial 0xFFFF, ITU-T version */
29d7780723SDavid Howells #define PARITY_CRC32_PR0_CCITT	6 /* CRC32, initial value 0x00000000 */
30d7780723SDavid Howells #define PARITY_CRC32_PR1_CCITT	7 /* CRC32, initial value 0xFFFFFFFF */
31d7780723SDavid Howells 
32d7780723SDavid Howells #define LMI_DEFAULT		0 /* Default setting */
33d7780723SDavid Howells #define LMI_NONE		1 /* No LMI, all PVCs are static */
34d7780723SDavid Howells #define LMI_ANSI		2 /* ANSI Annex D */
35d7780723SDavid Howells #define LMI_CCITT		3 /* ITU-T Annex A */
36d7780723SDavid Howells #define LMI_CISCO		4 /* The "original" LMI, aka Gang of Four */
37d7780723SDavid Howells 
38c48c8d51SDavid Howells #ifndef __ASSEMBLY__
39c48c8d51SDavid Howells 
40d7780723SDavid Howells typedef struct {
41d7780723SDavid Howells 	unsigned int clock_rate; /* bits per second */
42d7780723SDavid Howells 	unsigned int clock_type; /* internal, external, TX-internal etc. */
43d7780723SDavid Howells 	unsigned short loopback;
44d7780723SDavid Howells } sync_serial_settings;          /* V.35, V.24, X.21 */
45d7780723SDavid Howells 
46d7780723SDavid Howells typedef struct {
47d7780723SDavid Howells 	unsigned int clock_rate; /* bits per second */
48d7780723SDavid Howells 	unsigned int clock_type; /* internal, external, TX-internal etc. */
49d7780723SDavid Howells 	unsigned short loopback;
50d7780723SDavid Howells 	unsigned int slot_map;
51d7780723SDavid Howells } te1_settings;                  /* T1, E1 */
52d7780723SDavid Howells 
53d7780723SDavid Howells typedef struct {
54d7780723SDavid Howells 	unsigned short encoding;
55d7780723SDavid Howells 	unsigned short parity;
56d7780723SDavid Howells } raw_hdlc_proto;
57d7780723SDavid Howells 
58d7780723SDavid Howells typedef struct {
59d7780723SDavid Howells 	unsigned int t391;
60d7780723SDavid Howells 	unsigned int t392;
61d7780723SDavid Howells 	unsigned int n391;
62d7780723SDavid Howells 	unsigned int n392;
63d7780723SDavid Howells 	unsigned int n393;
64d7780723SDavid Howells 	unsigned short lmi;
65d7780723SDavid Howells 	unsigned short dce; /* 1 for DCE (network side) operation */
66d7780723SDavid Howells } fr_proto;
67d7780723SDavid Howells 
68d7780723SDavid Howells typedef struct {
69d7780723SDavid Howells 	unsigned int dlci;
70d7780723SDavid Howells } fr_proto_pvc;          /* for creating/deleting FR PVCs */
71d7780723SDavid Howells 
72d7780723SDavid Howells typedef struct {
73d7780723SDavid Howells 	unsigned int dlci;
74d7780723SDavid Howells 	char master[IFNAMSIZ];	/* Name of master FRAD device */
75d7780723SDavid Howells }fr_proto_pvc_info;		/* for returning PVC information only */
76d7780723SDavid Howells 
77d7780723SDavid Howells typedef struct {
78d7780723SDavid Howells     unsigned int interval;
79d7780723SDavid Howells     unsigned int timeout;
80d7780723SDavid Howells } cisco_proto;
81d7780723SDavid Howells 
82f362e5feSMartin Schiller typedef struct {
83f362e5feSMartin Schiller 	unsigned short dce; /* 1 for DCE (network side) operation */
84f362e5feSMartin Schiller 	unsigned int modulo; /* modulo (8 = basic / 128 = extended) */
85f362e5feSMartin Schiller 	unsigned int window; /* frame window size */
86f362e5feSMartin Schiller 	unsigned int t1; /* timeout t1 */
87f362e5feSMartin Schiller 	unsigned int t2; /* timeout t2 */
88f362e5feSMartin Schiller 	unsigned int n2; /* frame retry counter */
89f362e5feSMartin Schiller } x25_hdlc_proto;
90f362e5feSMartin Schiller 
91d7780723SDavid Howells /* PPP doesn't need any info now - supply length = 0 to ioctl */
92d7780723SDavid Howells 
93c48c8d51SDavid Howells #endif /* __ASSEMBLY__ */
94d7780723SDavid Howells #endif /* __HDLC_IOCTL_H__ */
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