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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 
104 struct yenta_socket;
105 
106 struct 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 
113 struct 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