1 /*	$OpenBSD: pccbbvar.h,v 1.7 2004/07/14 21:54:19 mickey Exp $ */
2 /*	$NetBSD: pccbbvar.h,v 1.13 2000/06/08 10:28:29 haya Exp $	*/
3 /*
4  * Copyright (c) 1999 HAYAKAWA Koichi.  All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following 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  * 3. All advertising materials mentioning features or use of this software
15  *    must display the following acknowledgement:
16  *	This product includes software developed by HAYAKAWA Koichi.
17  * 4. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /* require sys/device.h */
33 /* require sys/queue.h */
34 /* require sys/callout.h */
35 /* require dev/ic/i82365reg.h */
36 /* require dev/ic/i82365var.h */
37 
38 #ifndef _DEV_PCI_PCCBBVAR_H_
39 #define	_DEV_PCI_PCCBBVAR_H_
40 
41 #include <sys/timeout.h>
42 
43 #define	PCIC_FLAG_SOCKETP	0x0001
44 #define	PCIC_FLAG_CARDP		0x0002
45 
46 /* Chipset ID */
47 #define	CB_UNKNOWN	0	/* NOT Cardbus-PCI bridge */
48 #define	CB_TI113X	1	/* TI PCI1130/1131 */
49 #define	CB_TI12XX	2	/* TI PCI1250/1220 */
50 #define	CB_RX5C47X	3	/* RICOH RX5C475/476/477 */
51 #define	CB_RX5C46X	4	/* RICOH RX5C465/466/467 */
52 #define	CB_TOPIC95	5	/* Toshiba ToPIC95 */
53 #define	CB_TOPIC95B	6	/* Toshiba ToPIC95B */
54 #define	CB_TOPIC97	7	/* Toshiba ToPIC97 */
55 #define	CB_CIRRUS	8	/* Cirrus Logic CL-PD683X */
56 #define	CB_TI125X	9	/* TI PCI1250/1251(B)/1450 */
57 #define	CB_CHIPS_LAST	10	/* Sentinel */
58 
59 #if 0
60 static char *cb_chipset_name[CB_CHIPS_LAST] = {
61 	"unknown", "TI 113X", "TI 12XX", "RF5C47X", "RF5C46X", "ToPIC95",
62 	"ToPIC95B", "ToPIC97", "CL-PD 683X", "TI 125X",
63 };
64 #endif
65 
66 struct pccbb_softc;
67 struct pccbb_intrhand_list;
68 
69 
70 struct cbb_pcic_handle {
71 	struct device *ph_parent;
72 	bus_space_tag_t ph_base_t;
73 	bus_space_handle_t ph_base_h;
74 	u_int8_t (*ph_read)(struct cbb_pcic_handle *, int);
75 	void (*ph_write)(struct cbb_pcic_handle *, int, u_int8_t);
76 	int sock;
77 
78 	int vendor;
79 	int flags;
80 	int memalloc;
81 	struct {
82 		bus_addr_t addr;
83 		bus_size_t size;
84 		long offset;
85 		int kind;
86 	} mem[PCIC_MEM_WINS];
87 	int ioalloc;
88 	struct {
89 		bus_addr_t addr;
90 		bus_size_t size;
91 		int width;
92 	} io[PCIC_IO_WINS];
93 	int ih_irq;
94 	struct device *pcmcia;
95 
96 	int shutdown;
97 };
98 
99 struct pccbb_win_chain {
100 	bus_addr_t wc_start;		/* Caution: region [start, end], */
101 	bus_addr_t wc_end;		/* instead of [start, end). */
102 	int wc_flags;
103 	bus_space_handle_t wc_handle;
104 	TAILQ_ENTRY(pccbb_win_chain) wc_list;
105 };
106 #define	PCCBB_MEM_CACHABLE	1
107 
108 TAILQ_HEAD(pccbb_win_chain_head, pccbb_win_chain);
109 
110 struct pccbb_softc {
111 	struct device sc_dev;
112 	bus_space_tag_t sc_iot;
113 	bus_space_tag_t sc_memt;
114 	bus_dma_tag_t sc_dmat;
115 
116 #if rbus
117 	rbus_tag_t sc_rbus_iot;		/* rbus for i/o donated from parent */
118 	rbus_tag_t sc_rbus_memt;	/* rbus for mem donated from parent */
119 #endif
120 
121 	bus_space_tag_t sc_base_memt;
122 	bus_space_handle_t sc_base_memh;
123 
124 	struct timeout sc_ins_tmo;
125 	void *sc_ih;			/* interrupt handler */
126 	int sc_intrline;		/* interrupt line */
127 	pcitag_t sc_intrtag;		/* copy of pa->pa_intrtag */
128 	pci_intr_pin_t sc_intrpin;	/* copy of pa->pa_intrpin */
129 	int sc_function;
130 	u_int32_t sc_flags;
131 #define	CBB_CARDEXIST	0x01
132 #define	CBB_INSERTING	0x01000000
133 #define	CBB_16BITCARD	0x04
134 #define	CBB_32BITCARD	0x08
135 
136 	pci_chipset_tag_t sc_pc;
137 	pcitag_t sc_tag;
138 	int sc_chipset;			/* chipset id */
139 	int sc_ints_on;
140 
141 	bus_addr_t sc_mem_start;	/* CardBus/PCMCIA memory start */
142 	bus_addr_t sc_mem_end;		/* CardBus/PCMCIA memory end */
143 	bus_addr_t sc_io_start;		/* CardBus/PCMCIA io start */
144 	bus_addr_t sc_io_end;		/* CardBus/PCMCIA io end */
145 
146 	pcireg_t sc_sockbase;		/* Socket base register */
147 	pcireg_t sc_busnum;		/* bus number */
148 
149 	/* CardBus stuff */
150 	struct cardslot_softc *sc_csc;
151 
152 	struct pccbb_win_chain_head sc_memwindow;
153 	struct pccbb_win_chain_head sc_iowindow;
154 
155 	/* pcmcia stuff */
156 	struct pcic_handle sc_pcmcia_h;
157 	pcmcia_chipset_tag_t sc_pct;
158 	int sc_pcmcia_flags;
159 #define	PCCBB_PCMCIA_IO_RELOC	0x01	/* IO addr relocatable stuff exists */
160 #define	PCCBB_PCMCIA_MEM_32	0x02	/* 32-bit memory address ready */
161 #define	PCCBB_PCMCIA_16BITONLY	0x04	/* 32-bit mode disable */
162 
163 	struct proc *sc_event_thread;
164 	SIMPLEQ_HEAD(, pcic_event) sc_events;
165 
166 	/* interrupt handler list on the bridge */
167 	struct pccbb_intrhand_list *sc_pil;
168 	int sc_pil_intr_enable;	/* can i call intr handler for child device? */
169 };
170 
171 /*
172  * struct pccbb_intrhand_list holds interrupt handler and argument for
173  * child devices.
174  */
175 
176 struct pccbb_intrhand_list {
177 	int (*pil_func)(void *);
178 	void *pil_arg;
179 	int pil_level;
180 	struct pccbb_intrhand_list *pil_next;
181 };
182 
183 #endif /* _DEV_PCI_PCCBBREG_H_ */
184