ppb_1284.h (24ef1eb1432b587d5c88706e50485f012ca9dfda) ppb_1284.h (bc35c17446fab005a7e11b67b9004736f1c8498b)
1/*-
2 * Copyright (c) 1997 Nicolas Souchu
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
1/*-
2 * Copyright (c) 1997 Nicolas Souchu
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $Id: ppb_1284.h,v 1.2 1998/08/03 19:14:31 msmith Exp $
26 * $Id: ppb_1284.h,v 1.3 1998/09/13 18:26:26 nsouch Exp $
27 *
28 */
29#ifndef __1284_H
30#define __1284_H
31
32/*
33 * IEEE1284 signals
34 */

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61#define nPeriphAck nBUSY
62#define Wait nBUSY
63
64#define PtrClk nACK
65#define PeriphClk nACK
66#define Intr nACK
67
68/* request mode values */
27 *
28 */
29#ifndef __1284_H
30#define __1284_H
31
32/*
33 * IEEE1284 signals
34 */

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61#define nPeriphAck nBUSY
62#define Wait nBUSY
63
64#define PtrClk nACK
65#define PeriphClk nACK
66#define Intr nACK
67
68/* request mode values */
69#define NIBBLE_1284_NORMAL 0
70#define NIBBLE_1284_REQUEST_ID 4
69#define NIBBLE_1284_NORMAL 0x0
70#define NIBBLE_1284_REQUEST_ID 0x4
71#define BYTE_1284_NORMAL 0x1
72#define BYTE_1284_REQUEST_ID 0x5
73#define ECP_1284_NORMAL 0x10
74#define ECP_1284_REQUEST_ID 0x14
75#define ECP_1284_RLE 0x30
76#define ECP_1284_RLE_REQUEST_ID 0x34
77#define EPP_1284_NORMAL 0x40
78#define EXT_LINK_1284_NORMAL 0x80
71
79
72/* how to terminate */
73#define VALID_STATE 0
74#define IMMEDIATE 1
80/* ieee1284 mode options */
81#define PPB_REQUEST_ID 0x1
82#define PPB_USE_RLE 0x2
83#define PPB_EXTENSIBILITY_LINK 0x4
75
84
76extern int do_1284_wait(struct ppb_device *, char, char);
85/* ieee1284 errors */
86#define PPB_NO_ERROR 0
87#define PPB_MODE_UNSUPPORTED 1 /* mode not supported by peripheral */
88#define PPB_NOT_IEEE1284 2 /* not an IEEE1284 compliant periph. */
89#define PPB_TIMEOUT 3 /* timeout */
90#define PPB_INVALID_MODE 4 /* current mode is incorrect */
77
91
92/* ieee1284 host side states */
93#define PPB_ERROR 0
94#define PPB_FORWARD_IDLE 1
95#define PPB_NEGOCIATION 2
96#define PPB_SETUP 3
97#define PPB_ECP_FORWARD_IDLE 4
98#define PPB_FWD_TO_REVERSE 5
99#define PPB_REVERSE_IDLE 6
100#define PPB_REVERSE_TRANSFER 7
101#define PPB_REVERSE_TO_FWD 8
102#define PPB_EPP_IDLE 9
103#define PPB_TERMINATION 10
104
105/* peripheral side states */
106#define PPB_PERIPHERAL_NEGOCIATION 11
107#define PPB_PERIPHERAL_IDLE 12
108#define PPB_PERIPHERAL_TRANSFER 13
109#define PPB_PERIPHERAL_TERMINATION 14
110
78extern int nibble_1284_inbyte(struct ppb_device *, char *);
111extern int nibble_1284_inbyte(struct ppb_device *, char *);
79extern void nibble_1284_sync(struct ppb_device *);
80extern int nibble_1284_mode(struct ppb_device *, int);
112extern int byte_1284_inbyte(struct ppb_device *, char *);
113extern int spp_1284_read(struct ppb_device *, int, char *, int, int *);
81
114
82extern int ppb_1284_negociate(struct ppb_device *, int);
83extern int ppb_1284_terminate(struct ppb_device *, int how);
115extern int ppb_1284_negociate(struct ppb_device *, int, int);
116extern int ppb_1284_terminate(struct ppb_device *);
117extern int ppb_1284_read_id(struct ppb_device *, int, char *, int, int *);
118extern int ppb_1284_read(struct ppb_device *, int, char *, int, int *);
84
119
120extern int ppb_peripheral_terminate(struct ppb_device *, int);
121extern int ppb_peripheral_negociate(struct ppb_device *, int, int);
122extern int byte_peripheral_write(struct ppb_device *, char *, int, int *);
123
85#endif
124#endif