1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef __YENTA_H |
3 | #define __YENTA_H |
4 | |
5 | #include <asm/io.h> |
6 | |
7 | #define CB_SOCKET_EVENT 0x00 |
8 | #define CB_CSTSEVENT 0x00000001 /* Card status event */ |
9 | #define CB_CD1EVENT 0x00000002 /* Card detect 1 change event */ |
10 | #define CB_CD2EVENT 0x00000004 /* Card detect 2 change event */ |
11 | #define CB_PWREVENT 0x00000008 /* PWRCYCLE change event */ |
12 | |
13 | #define CB_SOCKET_MASK 0x04 |
14 | #define CB_CSTSMASK 0x00000001 /* Card status mask */ |
15 | #define CB_CDMASK 0x00000006 /* Card detect 1&2 mask */ |
16 | #define CB_PWRMASK 0x00000008 /* PWRCYCLE change mask */ |
17 | |
18 | #define CB_SOCKET_STATE 0x08 |
19 | #define CB_CARDSTS 0x00000001 /* CSTSCHG status */ |
20 | #define CB_CDETECT1 0x00000002 /* Card detect status 1 */ |
21 | #define CB_CDETECT2 0x00000004 /* Card detect status 2 */ |
22 | #define CB_PWRCYCLE 0x00000008 /* Socket powered */ |
23 | #define CB_16BITCARD 0x00000010 /* 16-bit card detected */ |
24 | #define CB_CBCARD 0x00000020 /* CardBus card detected */ |
25 | #define CB_IREQCINT 0x00000040 /* READY(xIRQ)/xCINT high */ |
26 | #define CB_NOTACARD 0x00000080 /* Unrecognizable PC card detected */ |
27 | #define CB_DATALOST 0x00000100 /* Potential data loss due to card removal */ |
28 | #define CB_BADVCCREQ 0x00000200 /* Invalid Vcc request by host software */ |
29 | #define CB_5VCARD 0x00000400 /* Card Vcc at 5.0 volts? */ |
30 | #define CB_3VCARD 0x00000800 /* Card Vcc at 3.3 volts? */ |
31 | #define CB_XVCARD 0x00001000 /* Card Vcc at X.X volts? */ |
32 | #define CB_YVCARD 0x00002000 /* Card Vcc at Y.Y volts? */ |
33 | #define CB_5VSOCKET 0x10000000 /* Socket Vcc at 5.0 volts? */ |
34 | #define CB_3VSOCKET 0x20000000 /* Socket Vcc at 3.3 volts? */ |
35 | #define CB_XVSOCKET 0x40000000 /* Socket Vcc at X.X volts? */ |
36 | #define CB_YVSOCKET 0x80000000 /* Socket Vcc at Y.Y volts? */ |
37 | |
38 | #define CB_SOCKET_FORCE 0x0C |
39 | #define CB_FCARDSTS 0x00000001 /* Force CSTSCHG */ |
40 | #define CB_FCDETECT1 0x00000002 /* Force CD1EVENT */ |
41 | #define CB_FCDETECT2 0x00000004 /* Force CD2EVENT */ |
42 | #define CB_FPWRCYCLE 0x00000008 /* Force PWREVENT */ |
43 | #define CB_F16BITCARD 0x00000010 /* Force 16-bit PCMCIA card */ |
44 | #define CB_FCBCARD 0x00000020 /* Force CardBus line */ |
45 | #define CB_FNOTACARD 0x00000080 /* Force NOTACARD */ |
46 | #define CB_FDATALOST 0x00000100 /* Force data lost */ |
47 | #define CB_FBADVCCREQ 0x00000200 /* Force bad Vcc request */ |
48 | #define CB_F5VCARD 0x00000400 /* Force 5.0 volt card */ |
49 | #define CB_F3VCARD 0x00000800 /* Force 3.3 volt card */ |
50 | #define CB_FXVCARD 0x00001000 /* Force X.X volt card */ |
51 | #define CB_FYVCARD 0x00002000 /* Force Y.Y volt card */ |
52 | #define CB_CVSTEST 0x00004000 /* Card VS test */ |
53 | |
54 | #define CB_SOCKET_CONTROL 0x10 |
55 | #define CB_SC_VPP_MASK 0x00000007 |
56 | #define CB_SC_VPP_OFF 0x00000000 |
57 | #define CB_SC_VPP_12V 0x00000001 |
58 | #define CB_SC_VPP_5V 0x00000002 |
59 | #define CB_SC_VPP_3V 0x00000003 |
60 | #define CB_SC_VPP_XV 0x00000004 |
61 | #define CB_SC_VPP_YV 0x00000005 |
62 | #define CB_SC_VCC_MASK 0x00000070 |
63 | #define CB_SC_VCC_OFF 0x00000000 |
64 | #define CB_SC_VCC_5V 0x00000020 |
65 | #define CB_SC_VCC_3V 0x00000030 |
66 | #define CB_SC_VCC_XV 0x00000040 |
67 | #define CB_SC_VCC_YV 0x00000050 |
68 | #define CB_SC_CCLK_STOP 0x00000080 |
69 | |
70 | #define CB_SOCKET_POWER 0x20 |
71 | #define CB_SKTACCES 0x02000000 /* A PC card access has occurred (clear on read) */ |
72 | #define CB_SKTMODE 0x01000000 /* Clock frequency has changed (clear on read) */ |
73 | #define CB_CLKCTRLEN 0x00010000 /* Clock control enabled (RW) */ |
74 | #define CB_CLKCTRL 0x00000001 /* Stop(0) or slow(1) CB clock (RW) */ |
75 | |
76 | /* |
77 | * Cardbus configuration space |
78 | */ |
79 | #define CB_BRIDGE_BASE(m) (0x1c + 8*(m)) |
80 | #define CB_BRIDGE_LIMIT(m) (0x20 + 8*(m)) |
81 | #define CB_BRIDGE_CONTROL 0x3e |
82 | #define CB_BRIDGE_CPERREN 0x00000001 |
83 | #define CB_BRIDGE_CSERREN 0x00000002 |
84 | #define CB_BRIDGE_ISAEN 0x00000004 |
85 | #define CB_BRIDGE_VGAEN 0x00000008 |
86 | #define CB_BRIDGE_MABTMODE 0x00000020 |
87 | #define CB_BRIDGE_CRST 0x00000040 |
88 | #define CB_BRIDGE_INTR 0x00000080 |
89 | #define CB_BRIDGE_PREFETCH0 0x00000100 |
90 | #define CB_BRIDGE_PREFETCH1 0x00000200 |
91 | #define CB_BRIDGE_POSTEN 0x00000400 |
92 | #define CB_LEGACY_MODE_BASE 0x44 |
93 | |
94 | /* |
95 | * ExCA area extensions in Yenta |
96 | */ |
97 | #define CB_MEM_PAGE(map) (0x40 + (map)) |
98 | |
99 | |
100 | /* control how 16bit cards are powered */ |
101 | #define YENTA_16BIT_POWER_EXCA 0x00000001 |
102 | #define YENTA_16BIT_POWER_DF 0x00000002 |
103 | |
104 | |
105 | struct yenta_socket; |
106 | |
107 | struct cardbus_type { |
108 | int (*override)(struct yenta_socket *); |
109 | void (*save_state)(struct yenta_socket *); |
110 | void (*restore_state)(struct yenta_socket *); |
111 | int (*sock_init)(struct yenta_socket *); |
112 | }; |
113 | |
114 | struct yenta_socket { |
115 | struct pci_dev *dev; |
116 | int cb_irq, io_irq; |
117 | void __iomem *base; |
118 | struct timer_list poll_timer; |
119 | |
120 | struct pcmcia_socket socket; |
121 | struct cardbus_type *type; |
122 | |
123 | u32 flags; |
124 | |
125 | /* for PCI interrupt probing */ |
126 | unsigned int probe_status; |
127 | |
128 | /* A few words of private data for special stuff of overrides... */ |
129 | unsigned int private[8]; |
130 | |
131 | /* PCI saved state */ |
132 | u32 saved_state[2]; |
133 | }; |
134 | |
135 | |
136 | #endif |
137 | |