xref: /freebsd/sys/dev/pccard/pccardvarp.h (revision 2be1a816b9ff69588e55be0a84cbe2a31efc0f2f)
1 /*-
2  * Copyright (c) 2005, M. Warner Losh
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
9  *    notice unmodified, this list of conditions, and the following
10  *    disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 #ifndef _PCCARD_PCCARDVARP_H
31 #define _PCCARD_PCCARDVARP_H
32 
33 /* pccard itself */
34 
35 #define PCCARD_MEM_PAGE_SIZE		1024
36 
37 #define PCCARD_CFE_MWAIT_REQUIRED	0x0001
38 #define PCCARD_CFE_RDYBSY_ACTIVE	0x0002
39 #define PCCARD_CFE_WP_ACTIVE		0x0004
40 #define PCCARD_CFE_BVD_ACTIVE		0x0008
41 #define PCCARD_CFE_IO8			0x0010
42 #define PCCARD_CFE_IO16			0x0020
43 #define PCCARD_CFE_IRQSHARE		0x0040
44 #define PCCARD_CFE_IRQPULSE		0x0080
45 #define PCCARD_CFE_IRQLEVEL		0x0100
46 #define PCCARD_CFE_POWERDOWN		0x0200
47 #define PCCARD_CFE_READONLY		0x0400
48 #define PCCARD_CFE_AUDIO		0x0800
49 
50 struct pccard_config_entry {
51 	int		number;
52 	uint32_t	flags;
53 	int		iftype;
54 	int		num_iospace;
55 
56 	/*
57 	 * The card will only decode this mask in any case, so we can
58 	 * do dynamic allocation with this in mind, in case the suggestions
59 	 * below are no good.
60 	 */
61 	u_long		iomask;
62 	struct {
63 		u_long	length;
64 		u_long	start;
65 	} iospace[4];		/* XXX this could be as high as 16 */
66 	uint16_t	irqmask;
67 	int		num_memspace;
68 	struct {
69 		u_long	length;
70 		u_long	cardaddr;
71 		u_long	hostaddr;
72 	} memspace[2];		/* XXX this could be as high as 8 */
73 	int		maxtwins;
74 	STAILQ_ENTRY(pccard_config_entry) cfe_list;
75 };
76 
77 struct pccard_funce_disk {
78 	int pfd_interface;
79 };
80 
81 struct pccard_funce_lan {
82 	int pfl_nidlen;
83 	uint8_t pfl_nid[8];
84 };
85 
86 union pccard_funce {
87 	struct pccard_funce_disk pfv_disk;
88 	struct pccard_funce_lan pfv_lan;
89 };
90 
91 struct pccard_function {
92 	/* read off the card */
93 	int		number;
94 	int		function;
95 	int		last_config_index;
96 	uint32_t	ccr_base;	/* Offset with card's memory */
97 	uint32_t	ccr_mask;
98 	struct resource *ccr_res;
99 	int		ccr_rid;
100 	STAILQ_HEAD(, pccard_config_entry) cfe_head;
101 	STAILQ_ENTRY(pccard_function) pf_list;
102 	/* run-time state */
103 	struct pccard_softc *sc;
104 	struct pccard_config_entry *cfe;
105 	struct pccard_mem_handle pf_pcmh;
106 	device_t	dev;
107 #define	pf_ccrt		pf_pcmh.memt
108 #define	pf_ccrh		pf_pcmh.memh
109 #define	pf_ccr_realsize	pf_pcmh.realsize
110 	uint32_t	pf_ccr_offset;	/* Offset from ccr_base of CIS */
111 	int		pf_ccr_window;
112 	bus_addr_t	pf_mfc_iobase;
113 	bus_addr_t	pf_mfc_iomax;
114 	int		pf_flags;
115 	driver_filter_t	*intr_filter;
116 	driver_intr_t	*intr_handler;
117 	void		*intr_handler_arg;
118 	void		*intr_handler_cookie;
119 
120 	union pccard_funce pf_funce; /* CISTPL_FUNCE */
121 #define pf_funce_disk_interface pf_funce.pfv_disk.pfd_interface
122 #define pf_funce_lan_nid pf_funce.pfv_lan.pfl_nid
123 #define pf_funce_lan_nidlen pf_funce.pfv_lan.pfl_nidlen
124 };
125 
126 /* pf_flags */
127 #define	PFF_ENABLED	0x0001		/* function is enabled */
128 
129 struct pccard_card {
130 	int		cis1_major;
131 	int		cis1_minor;
132 	/* XXX waste of space? */
133 	char		cis1_info_buf[256];
134 	char		*cis1_info[4];
135 	/*
136 	 * Use int32_t for manufacturer and product so that they can
137 	 * hold the id value found in card CIS and special value that
138 	 * indicates no id was found.
139 	 */
140 	int32_t		manufacturer;
141 #define	PCMCIA_VENDOR_INVALID	-1
142 	int32_t		product;
143 #define	PCMCIA_PRODUCT_INVALID		-1
144 	int16_t		prodext;
145 	uint16_t	error;
146 #define	PCMCIA_CIS_INVALID		{ NULL, NULL, NULL, NULL }
147 	STAILQ_HEAD(, pccard_function) pf_head;
148 };
149 
150 /* More later? */
151 struct pccard_ivar {
152 	struct resource_list resources;
153 	struct pccard_function *pf;
154 };
155 
156 struct cis_buffer
157 {
158 	size_t	len;			/* Actual length of the CIS */
159 	uint8_t buffer[2040];		/* small enough to be 2k */
160 };
161 
162 struct pccard_softc {
163 	device_t		dev;
164 	/* this stuff is for the socket */
165 
166 	/* this stuff is for the card */
167 	struct pccard_card card;
168 	int		sc_enabled_count;	/* num functions enabled */
169 	struct cdev *cisdev;
170 	int	cis_open;
171 	struct cis_buffer *cis;
172 };
173 
174 struct pccard_cis_quirk {
175 	int32_t manufacturer;
176 	int32_t product;
177 	char *cis1_info[4];
178 	struct pccard_function *pf;
179 	struct pccard_config_entry *cfe;
180 };
181 
182 void	pccard_read_cis(struct pccard_softc *);
183 void	pccard_check_cis_quirks(device_t);
184 void	pccard_print_cis(device_t);
185 int	pccard_scan_cis(device_t, device_t, pccard_scan_t, void *);
186 
187 int	pccard_device_create(struct pccard_softc *);
188 int	pccard_device_destroy(struct pccard_softc *);
189 
190 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d)
191 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d)
192 
193 #endif /* _PCCARD_PCCARDVARP_H */
194