xref: /netbsd-src/sys/dev/pci/pccbbvar.h (revision e5548b402ae4c44fb816de42c7bba9581ce23ef5)
1 /*	$NetBSD: pccbbvar.h,v 1.25 2005/12/11 12:22:50 christos Exp $	*/
2 /*
3  * Copyright (c) 1999 HAYAKAWA Koichi.  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, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by HAYAKAWA Koichi.
16  * 4. The name of the author may not be used to endorse or promote products
17  *    derived from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 /* require sys/device.h */
32 /* require sys/queue.h */
33 /* require sys/callout.h */
34 /* require dev/ic/i82365reg.h */
35 /* require dev/ic/i82365var.h */
36 
37 #ifndef _DEV_PCI_PCCBBVAR_H_
38 #define	_DEV_PCI_PCCBBVAR_H_
39 
40 #define	PCIC_FLAG_SOCKETP	0x0001
41 #define	PCIC_FLAG_CARDP		0x0002
42 
43 /* Chipset ID */
44 #define	CB_UNKNOWN	0	/* NOT Cardbus-PCI bridge */
45 #define	CB_TI113X	1	/* TI PCI1130/1131 */
46 #define	CB_TI12XX	2	/* TI PCI12xx/14xx/44xx/15xx/45xx */
47 #define	CB_RX5C47X	3	/* RICOH RX5C475/476/477 */
48 #define	CB_RX5C46X	4	/* RICOH RX5C465/466/467 */
49 #define	CB_TOPIC95	5	/* Toshiba ToPIC95 */
50 #define	CB_TOPIC95B	6	/* Toshiba ToPIC95B */
51 #define	CB_TOPIC97	7	/* Toshiba ToPIC97 */
52 #define	CB_CIRRUS	8	/* Cirrus Logic CL-PD683X */
53 #define	CB_TI125X	9	/* TI PCI1250/1251(B)/1450 */
54 #define	CB_CHIPS_LAST	10	/* Sentinel */
55 
56 #if 0
57 static char *cb_chipset_name[CB_CHIPS_LAST] = {
58 	"unknown", "TI 113X", "TI 12XX", "RF5C47X", "RF5C46X", "ToPIC95",
59 	"ToPIC95B", "ToPIC97", "CL-PD 683X", "TI 125X",
60 };
61 #endif
62 
63 struct pccbb_softc;
64 struct pccbb_intrhand_list;
65 
66 
67 struct cbb_pcic_handle {
68 	struct device *ph_parent;
69 	bus_space_tag_t ph_base_t;
70 	bus_space_handle_t ph_base_h;
71 	u_int8_t (*ph_read)(struct cbb_pcic_handle *, int);
72 	void (*ph_write)(struct cbb_pcic_handle *, int, u_int8_t);
73 	int sock;
74 
75 	int vendor;
76 	int flags;
77 	int memalloc;
78 	struct {
79 		bus_addr_t addr;
80 		bus_size_t size;
81 		long offset;
82 		int kind;
83 	} mem[PCIC_MEM_WINS];
84 	int ioalloc;
85 	struct {
86 		bus_addr_t addr;
87 		bus_size_t size;
88 		int width;
89 	} io[PCIC_IO_WINS];
90 	int ih_irq;
91 	struct device *pcmcia;
92 
93 	int shutdown;
94 };
95 
96 struct pccbb_win_chain {
97 	bus_addr_t wc_start;		/* Caution: region [start, end], */
98 	bus_addr_t wc_end;		/* instead of [start, end). */
99 	int wc_flags;
100 	bus_space_handle_t wc_handle;
101 	TAILQ_ENTRY(pccbb_win_chain) wc_list;
102 };
103 #define	PCCBB_MEM_CACHABLE	1
104 
105 TAILQ_HEAD(pccbb_win_chain_head, pccbb_win_chain);
106 
107 struct pccbb_softc {
108 	struct device sc_dev;
109 	bus_space_tag_t sc_iot;
110 	bus_space_tag_t sc_memt;
111 	bus_dma_tag_t sc_dmat;
112 
113 #if rbus
114 	rbus_tag_t sc_rbus_iot;		/* rbus for i/o donated from parent */
115 	rbus_tag_t sc_rbus_memt;	/* rbus for mem donated from parent */
116 #endif
117 
118 	bus_space_tag_t sc_base_memt;
119 	bus_space_handle_t sc_base_memh;
120 
121 	struct callout sc_insert_ch;
122 
123 	void *sc_ih;			/* interrupt handler */
124 	struct pci_attach_args sc_pa;	/* copy of our attach args */
125 	int sc_function;
126 	u_int32_t sc_flags;
127 #define	CBB_CARDEXIST	0x01
128 #define	CBB_INSERTING	0x01000000
129 #define	CBB_16BITCARD	0x04
130 #define	CBB_32BITCARD	0x08
131 #define	CBB_MEMHMAPPED	0x02000000
132 
133 	pci_chipset_tag_t sc_pc;
134 	pcitag_t sc_tag;
135 	int sc_chipset;			/* chipset id */
136 
137 	bus_addr_t sc_mem_start;	/* CardBus/PCMCIA memory start */
138 	bus_addr_t sc_mem_end;		/* CardBus/PCMCIA memory end */
139 	bus_addr_t sc_io_start;		/* CardBus/PCMCIA io start */
140 	bus_addr_t sc_io_end;		/* CardBus/PCMCIA io end */
141 
142 	pcireg_t sc_sockbase;		/* Socket base register */
143 	pcireg_t sc_busnum;		/* bus number */
144 
145 	/* CardBus stuff */
146 	struct cardslot_softc *sc_csc;
147 
148 	struct pccbb_win_chain_head sc_memwindow;
149 	struct pccbb_win_chain_head sc_iowindow;
150 
151 	/* pcmcia stuff */
152 	struct pcic_handle sc_pcmcia_h;
153 	pcmcia_chipset_tag_t sc_pct;
154 	int sc_pcmcia_flags;
155 #define	PCCBB_PCMCIA_IO_RELOC	0x01	/* IO addr relocatable stuff exists */
156 #define	PCCBB_PCMCIA_MEM_32	0x02	/* 32-bit memory address ready */
157 
158 	struct proc *sc_event_thread;
159 	SIMPLEQ_HEAD(, pcic_event) sc_events;
160 	int sc_pwrcycle;
161 
162 	/* interrupt handler list on the bridge */
163 	LIST_HEAD(, pccbb_intrhand_list) sc_pil;
164 	int sc_pil_intr_enable;	/* can i call intr handler for child device? */
165 
166 	int sc_pwrmgt_offs;	/* Offset for power management capability */
167 	struct pci_conf_state sc_pciconf;
168 };
169 
170 /*
171  * struct pccbb_intrhand_list holds interrupt handler and argument for
172  * child devices.
173  */
174 
175 struct pccbb_intrhand_list {
176 	int (*pil_func)(void *);
177 	void *pil_arg;
178 	int pil_level;
179 	LIST_ENTRY(pccbb_intrhand_list) pil_next;
180 };
181 
182 void pccbb_intr_route(struct pccbb_softc *sc);
183 
184 
185 #endif /* _DEV_PCI_PCCBBREG_H_ */
186