1 /*        $NetBSD: pccbbvar.h,v 1.41 2010/04/20 23:39:11 dyoung Exp $ */
2 
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  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 /* require sys/device.h */
28 /* require sys/queue.h */
29 /* require sys/callout.h */
30 /* require dev/ic/i82365reg.h */
31 
32 #ifndef _DEV_PCI_PCCBBVAR_H_
33 #define   _DEV_PCI_PCCBBVAR_H_
34 
35 #include <sys/mutex.h>
36 #include <sys/condvar.h>
37 
38 #define   PCIC_FLAG_SOCKETP   0x0001
39 #define   PCIC_FLAG_CARDP               0x0002
40 
41 /* Chipset ID */
42 #define   CB_UNKNOWN          0         /* NOT Cardbus-PCI bridge */
43 #define   CB_TI113X 1         /* TI PCI1130/1131 */
44 #define   CB_TI12XX 2         /* TI PCI12xx/14xx/44xx/15xx/45xx */
45 #define   CB_RX5C47X          3         /* RICOH RX5C475/476/477 */
46 #define   CB_RX5C46X          4         /* RICOH RX5C465/466/467 */
47 #define   CB_TOPIC95          5         /* Toshiba ToPIC95 */
48 #define   CB_TOPIC95B         6         /* Toshiba ToPIC95B */
49 #define   CB_TOPIC97          7         /* Toshiba ToPIC97 */
50 #define   CB_CIRRUS 8         /* Cirrus Logic CL-PD683X */
51 #define   CB_TI125X 9         /* TI PCI1250/1251(B)/1450 */
52 #define   CB_TI1420 10        /* TI PCI1420 */
53 #define   CB_O2MICRO          11        /* O2 Micro 67xx/68xx/69xx */
54 
55 struct pccbb_intrhand_list;
56 
57 struct pccbb_win_chain {
58           bus_addr_t wc_start;                    /* Caution: region [start, end], */
59           bus_addr_t wc_end;            /* instead of [start, end). */
60           int wc_flags;
61           bus_space_handle_t wc_handle;
62           TAILQ_ENTRY(pccbb_win_chain) wc_list;
63 };
64 #define   PCCBB_MEM_CACHABLE  1
65 
66 TAILQ_HEAD(pccbb_win_chain_head, pccbb_win_chain);
67 
68 struct pccbb_softc; /* forward */
69 struct pcic_handle {
70           /* extracted from i82365var.h */
71           int     memalloc;
72           struct {
73                     bus_addr_t      addr;
74                     bus_size_t      size;
75                     long            offset;
76                     int             kind;
77           } mem[PCIC_MEM_WINS];
78           int       ioalloc;
79           struct {
80                     bus_addr_t      addr;
81                     bus_size_t      size;
82                     int             width;
83           } io[PCIC_IO_WINS];
84 };
85 
86 struct pccbb_softc {
87           device_t sc_dev;
88           bus_space_tag_t sc_iot;
89           bus_space_tag_t sc_memt;
90           bus_dma_tag_t sc_dmat;
91 
92           rbus_tag_t sc_rbus_iot;                 /* rbus for i/o donated from parent */
93           rbus_tag_t sc_rbus_memt;      /* rbus for mem donated from parent */
94 
95           bus_space_tag_t sc_base_memt;
96           bus_space_handle_t sc_base_memh;
97           bus_size_t sc_base_size;
98 
99           struct callout sc_insert_ch;
100 
101           void *sc_ih;                            /* interrupt handler */
102           struct pci_attach_args sc_pa; /* copy of our attach args */
103           u_int32_t sc_flags;
104 #define   CBB_CARDEXIST       0x01
105 #define   CBB_INSERTING       0x01000000
106 #define   CBB_16BITCARD       0x04
107 #define   CBB_32BITCARD       0x08
108 #define   CBB_MEMHMAPPED      0x02000000
109 #define   CBB_SPECMAPPED      0x04000000          /* "special" mapping */
110 
111           pci_chipset_tag_t sc_pc;
112           pcitag_t sc_tag;
113           int sc_chipset;                         /* chipset id */
114 
115           bus_addr_t sc_mem_start;      /* CardBus/PCMCIA memory start */
116           bus_addr_t sc_mem_end;                  /* CardBus/PCMCIA memory end */
117           bus_addr_t sc_io_start;                 /* CardBus/PCMCIA io start */
118           bus_addr_t sc_io_end;                   /* CardBus/PCMCIA io end */
119 
120           /* CardBus stuff */
121           struct cardslot_softc *sc_csc;
122 
123           struct pccbb_win_chain_head sc_memwindow;
124           struct pccbb_win_chain_head sc_iowindow;
125 
126           /* pcmcia stuff */
127           struct pcic_handle sc_pcmcia_h;
128           int sc_pcmcia_flags;
129 #define   PCCBB_PCMCIA_IO_RELOC         0x01      /* IO addr relocatable stuff exists */
130 #define   PCCBB_PCMCIA_MEM_32 0x02      /* 32-bit memory address ready */
131 
132           volatile int sc_pwrcycle;
133           kcondvar_t sc_pwr_cv;
134           kmutex_t sc_pwr_mtx;
135 
136           /* interrupt handler list on the bridge */
137           LIST_HEAD(, pccbb_intrhand_list) sc_pil;
138           /* can i call intr handler for child device? */
139           bool sc_pil_intr_enable;
140 };
141 
142 /*
143  * struct pccbb_intrhand_list holds interrupt handler and argument for
144  * child devices.
145  */
146 
147 struct pccbb_intrhand_list {
148           int (*pil_func)(void *);
149           void *pil_arg;
150           ipl_cookie_t pil_icookie;
151           LIST_ENTRY(pccbb_intrhand_list) pil_next;
152 };
153 
154 void pccbb_intr_route(struct pccbb_softc *sc);
155 
156 
157 #endif /* _DEV_PCI_PCCBBREG_H_ */
158