xref: /freebsd/sys/dev/pccard/pccardvarp.h (revision 830940567b49bb0c08dfaed40418999e76616909)
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 	uint8_t pfd_interface;
79 	uint8_t pfd_power;
80 };
81 
82 struct pccard_funce_lan {
83 	int pfl_nidlen;
84 	uint8_t pfl_nid[8];
85 };
86 
87 union pccard_funce {
88 	struct pccard_funce_disk pfv_disk;
89 	struct pccard_funce_lan pfv_lan;
90 };
91 
92 struct pccard_function {
93 	/* read off the card */
94 	int		number;
95 	int		function;
96 	int		last_config_index;
97 	uint32_t	ccr_base;	/* Offset with card's memory */
98 	uint32_t	ccr_mask;
99 	struct resource *ccr_res;
100 	int		ccr_rid;
101 	STAILQ_HEAD(, pccard_config_entry) cfe_head;
102 	STAILQ_ENTRY(pccard_function) pf_list;
103 	/* run-time state */
104 	struct pccard_softc *sc;
105 	struct pccard_config_entry *cfe;
106 	struct pccard_mem_handle pf_pcmh;
107 	device_t	dev;
108 #define	pf_ccrt		pf_pcmh.memt
109 #define	pf_ccrh		pf_pcmh.memh
110 #define	pf_ccr_realsize	pf_pcmh.realsize
111 	uint32_t	pf_ccr_offset;	/* Offset from ccr_base of CIS */
112 	int		pf_ccr_window;
113 	bus_addr_t	pf_mfc_iobase;
114 	bus_addr_t	pf_mfc_iomax;
115 	int		pf_flags;
116 	driver_filter_t	*intr_filter;
117 	driver_intr_t	*intr_handler;
118 	void		*intr_handler_arg;
119 	void		*intr_handler_cookie;
120 
121 	union pccard_funce pf_funce; /* CISTPL_FUNCE */
122 #define pf_funce_disk_interface pf_funce.pfv_disk.pfd_interface
123 #define pf_funce_disk_power pf_funce.pfv_disk.pfd_power
124 #define pf_funce_lan_nid pf_funce.pfv_lan.pfl_nid
125 #define pf_funce_lan_nidlen pf_funce.pfv_lan.pfl_nidlen
126 };
127 
128 /* pf_flags */
129 #define	PFF_ENABLED	0x0001		/* function is enabled */
130 
131 struct pccard_card {
132 	int		cis1_major;
133 	int		cis1_minor;
134 	/* XXX waste of space? */
135 	char		cis1_info_buf[256];
136 	char		*cis1_info[4];
137 	/*
138 	 * Use int32_t for manufacturer and product so that they can
139 	 * hold the id value found in card CIS and special value that
140 	 * indicates no id was found.
141 	 */
142 	int32_t		manufacturer;
143 #define	PCMCIA_VENDOR_INVALID	-1
144 	int32_t		product;
145 #define	PCMCIA_PRODUCT_INVALID		-1
146 	int16_t		prodext;
147 	uint16_t	error;
148 #define	PCMCIA_CIS_INVALID		{ NULL, NULL, NULL, NULL }
149 	STAILQ_HEAD(, pccard_function) pf_head;
150 };
151 
152 /* More later? */
153 struct pccard_ivar {
154 	struct resource_list resources;
155 	struct pccard_function *pf;
156 };
157 
158 struct cis_buffer
159 {
160 	size_t	len;			/* Actual length of the CIS */
161 	uint8_t buffer[2040];		/* small enough to be 2k */
162 };
163 
164 struct pccard_softc {
165 	device_t		dev;
166 	/* this stuff is for the socket */
167 
168 	/* this stuff is for the card */
169 	struct pccard_card card;
170 	int		sc_enabled_count;	/* num functions enabled */
171 	struct cdev *cisdev;
172 	int	cis_open;
173 	struct cis_buffer *cis;
174 };
175 
176 struct pccard_cis_quirk {
177 	int32_t manufacturer;
178 	int32_t product;
179 	char *cis1_info[4];
180 	struct pccard_function *pf;
181 	struct pccard_config_entry *cfe;
182 };
183 
184 void	pccard_read_cis(struct pccard_softc *);
185 void	pccard_check_cis_quirks(device_t);
186 void	pccard_print_cis(device_t);
187 int	pccard_scan_cis(device_t, device_t, pccard_scan_t, void *);
188 
189 int	pccard_device_create(struct pccard_softc *);
190 int	pccard_device_destroy(struct pccard_softc *);
191 
192 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d)
193 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d)
194 
195 #endif /* _PCCARD_PCCARDVARP_H */
196