Root/drivers/pcmcia/yenta_socket.h

1#ifndef __YENTA_H
2#define __YENTA_H
3
4#include <asm/io.h>
5
6#define CB_SOCKET_EVENT 0x00
7#define CB_CSTSEVENT 0x00000001 /* Card status event */
8#define CB_CD1EVENT 0x00000002 /* Card detect 1 change event */
9#define CB_CD2EVENT 0x00000004 /* Card detect 2 change event */
10#define CB_PWREVENT 0x00000008 /* PWRCYCLE change event */
11
12#define CB_SOCKET_MASK 0x04
13#define CB_CSTSMASK 0x00000001 /* Card status mask */
14#define CB_CDMASK 0x00000006 /* Card detect 1&2 mask */
15#define CB_PWRMASK 0x00000008 /* PWRCYCLE change mask */
16
17#define CB_SOCKET_STATE 0x08
18#define CB_CARDSTS 0x00000001 /* CSTSCHG status */
19#define CB_CDETECT1 0x00000002 /* Card detect status 1 */
20#define CB_CDETECT2 0x00000004 /* Card detect status 2 */
21#define CB_PWRCYCLE 0x00000008 /* Socket powered */
22#define CB_16BITCARD 0x00000010 /* 16-bit card detected */
23#define CB_CBCARD 0x00000020 /* CardBus card detected */
24#define CB_IREQCINT 0x00000040 /* READY(xIRQ)/xCINT high */
25#define CB_NOTACARD 0x00000080 /* Unrecognizable PC card detected */
26#define CB_DATALOST 0x00000100 /* Potential data loss due to card removal */
27#define CB_BADVCCREQ 0x00000200 /* Invalid Vcc request by host software */
28#define CB_5VCARD 0x00000400 /* Card Vcc at 5.0 volts? */
29#define CB_3VCARD 0x00000800 /* Card Vcc at 3.3 volts? */
30#define CB_XVCARD 0x00001000 /* Card Vcc at X.X volts? */
31#define CB_YVCARD 0x00002000 /* Card Vcc at Y.Y volts? */
32#define CB_5VSOCKET 0x10000000 /* Socket Vcc at 5.0 volts? */
33#define CB_3VSOCKET 0x20000000 /* Socket Vcc at 3.3 volts? */
34#define CB_XVSOCKET 0x40000000 /* Socket Vcc at X.X volts? */
35#define CB_YVSOCKET 0x80000000 /* Socket Vcc at Y.Y volts? */
36
37#define CB_SOCKET_FORCE 0x0C
38#define CB_FCARDSTS 0x00000001 /* Force CSTSCHG */
39#define CB_FCDETECT1 0x00000002 /* Force CD1EVENT */
40#define CB_FCDETECT2 0x00000004 /* Force CD2EVENT */
41#define CB_FPWRCYCLE 0x00000008 /* Force PWREVENT */
42#define CB_F16BITCARD 0x00000010 /* Force 16-bit PCMCIA card */
43#define CB_FCBCARD 0x00000020 /* Force CardBus line */
44#define CB_FNOTACARD 0x00000080 /* Force NOTACARD */
45#define CB_FDATALOST 0x00000100 /* Force data lost */
46#define CB_FBADVCCREQ 0x00000200 /* Force bad Vcc request */
47#define CB_F5VCARD 0x00000400 /* Force 5.0 volt card */
48#define CB_F3VCARD 0x00000800 /* Force 3.3 volt card */
49#define CB_FXVCARD 0x00001000 /* Force X.X volt card */
50#define CB_FYVCARD 0x00002000 /* Force Y.Y volt card */
51#define CB_CVSTEST 0x00004000 /* Card VS test */
52
53#define CB_SOCKET_CONTROL 0x10
54#define CB_SC_VPP_MASK 0x00000007
55#define CB_SC_VPP_OFF 0x00000000
56#define CB_SC_VPP_12V 0x00000001
57#define CB_SC_VPP_5V 0x00000002
58#define CB_SC_VPP_3V 0x00000003
59#define CB_SC_VPP_XV 0x00000004
60#define CB_SC_VPP_YV 0x00000005
61#define CB_SC_VCC_MASK 0x00000070
62#define CB_SC_VCC_OFF 0x00000000
63#define CB_SC_VCC_5V 0x00000020
64#define CB_SC_VCC_3V 0x00000030
65#define CB_SC_VCC_XV 0x00000040
66#define CB_SC_VCC_YV 0x00000050
67#define CB_SC_CCLK_STOP 0x00000080
68
69#define CB_SOCKET_POWER 0x20
70#define CB_SKTACCES 0x02000000 /* A PC card access has occurred (clear on read) */
71#define CB_SKTMODE 0x01000000 /* Clock frequency has changed (clear on read) */
72#define CB_CLKCTRLEN 0x00010000 /* Clock control enabled (RW) */
73#define CB_CLKCTRL 0x00000001 /* Stop(0) or slow(1) CB clock (RW) */
74
75/*
76 * Cardbus configuration space
77 */
78#define CB_BRIDGE_BASE(m) (0x1c + 8*(m))
79#define CB_BRIDGE_LIMIT(m) (0x20 + 8*(m))
80#define CB_BRIDGE_CONTROL 0x3e
81#define CB_BRIDGE_CPERREN 0x00000001
82#define CB_BRIDGE_CSERREN 0x00000002
83#define CB_BRIDGE_ISAEN 0x00000004
84#define CB_BRIDGE_VGAEN 0x00000008
85#define CB_BRIDGE_MABTMODE 0x00000020
86#define CB_BRIDGE_CRST 0x00000040
87#define CB_BRIDGE_INTR 0x00000080
88#define CB_BRIDGE_PREFETCH0 0x00000100
89#define CB_BRIDGE_PREFETCH1 0x00000200
90#define CB_BRIDGE_POSTEN 0x00000400
91#define CB_LEGACY_MODE_BASE 0x44
92
93/*
94 * ExCA area extensions in Yenta
95 */
96#define CB_MEM_PAGE(map) (0x40 + (map))
97
98
99/* control how 16bit cards are powered */
100#define YENTA_16BIT_POWER_EXCA 0x00000001
101#define YENTA_16BIT_POWER_DF 0x00000002
102
103
104struct yenta_socket;
105
106struct cardbus_type {
107    int (*override)(struct yenta_socket *);
108    void (*save_state)(struct yenta_socket *);
109    void (*restore_state)(struct yenta_socket *);
110    int (*sock_init)(struct yenta_socket *);
111};
112
113struct yenta_socket {
114    struct pci_dev *dev;
115    int cb_irq, io_irq;
116    void __iomem *base;
117    struct timer_list poll_timer;
118
119    struct pcmcia_socket socket;
120    struct cardbus_type *type;
121
122    u32 flags;
123
124    /* for PCI interrupt probing */
125    unsigned int probe_status;
126
127    /* A few words of private data for special stuff of overrides... */
128    unsigned int private[8];
129
130    /* PCI saved state */
131    u32 saved_state[2];
132};
133
134
135#endif
136

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