Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
ecard.h
Go to the documentation of this file.
1 /*
2  * arch/arm/include/asm/ecard.h
3  *
4  * definitions for expansion cards
5  *
6  * This is a new system as from Linux 1.2.3
7  *
8  * Changelog:
9  * 11-12-1996 RMK Further minor improvements
10  * 12-09-1997 RMK Added interrupt enable/disable for card level
11  *
12  * Reference: Acorns Risc OS 3 Programmers Reference Manuals.
13  */
14 
15 #ifndef __ASM_ECARD_H
16 #define __ASM_ECARD_H
17 
18 /*
19  * Currently understood cards (but not necessarily
20  * supported):
21  * Manufacturer Product ID
22  */
23 #define MANU_ACORN 0x0000
24 #define PROD_ACORN_SCSI 0x0002
25 #define PROD_ACORN_ETHER1 0x0003
26 #define PROD_ACORN_MFM 0x000b
27 
28 #define MANU_ANT2 0x0011
29 #define PROD_ANT_ETHER3 0x00a4
30 
31 #define MANU_ATOMWIDE 0x0017
32 #define PROD_ATOMWIDE_3PSERIAL 0x0090
33 
34 #define MANU_IRLAM_INSTRUMENTS 0x001f
35 #define MANU_IRLAM_INSTRUMENTS_ETHERN 0x5678
36 
37 #define MANU_OAK 0x0021
38 #define PROD_OAK_SCSI 0x0058
39 
40 #define MANU_MORLEY 0x002b
41 #define PROD_MORLEY_SCSI_UNCACHED 0x0067
42 
43 #define MANU_CUMANA 0x003a
44 #define PROD_CUMANA_SCSI_2 0x003a
45 #define PROD_CUMANA_SCSI_1 0x00a0
46 
47 #define MANU_ICS 0x003c
48 #define PROD_ICS_IDE 0x00ae
49 
50 #define MANU_ICS2 0x003d
51 #define PROD_ICS2_IDE 0x00ae
52 
53 #define MANU_SERPORT 0x003f
54 #define PROD_SERPORT_DSPORT 0x00b9
55 
56 #define MANU_ARXE 0x0041
57 #define PROD_ARXE_SCSI 0x00be
58 
59 #define MANU_I3 0x0046
60 #define PROD_I3_ETHERLAN500 0x00d4
61 #define PROD_I3_ETHERLAN600 0x00ec
62 #define PROD_I3_ETHERLAN600A 0x011e
63 
64 #define MANU_ANT 0x0053
65 #define PROD_ANT_ETHERM 0x00d8
66 #define PROD_ANT_ETHERB 0x00e4
67 
68 #define MANU_ALSYSTEMS 0x005b
69 #define PROD_ALSYS_SCSIATAPI 0x0107
70 
71 #define MANU_MCS 0x0063
72 #define PROD_MCS_CONNECT32 0x0125
73 
74 #define MANU_EESOX 0x0064
75 #define PROD_EESOX_SCSI2 0x008c
76 
77 #define MANU_YELLOWSTONE 0x0096
78 #define PROD_YELLOWSTONE_RAPIDE32 0x0120
79 
80 #ifdef ECARD_C
81 #define CONST
82 #else
83 #define CONST const
84 #endif
85 
86 #define MAX_ECARDS 9
87 
88 struct ecard_id { /* Card ID structure */
89  unsigned short manufacturer;
90  unsigned short product;
91  void *data;
92 };
93 
94 struct in_ecid { /* Packed card ID information */
95  unsigned short product; /* Product code */
96  unsigned short manufacturer; /* Manufacturer code */
97  unsigned char id:4; /* Simple ID */
98  unsigned char cd:1; /* Chunk dir present */
99  unsigned char is:1; /* Interrupt status pointers */
100  unsigned char w:2; /* Width */
101  unsigned char country; /* Country */
102  unsigned char irqmask; /* IRQ mask */
103  unsigned char fiqmask; /* FIQ mask */
104  unsigned long irqoff; /* IRQ offset */
105  unsigned long fiqoff; /* FIQ offset */
106 };
107 
108 typedef struct expansion_card ecard_t;
109 typedef unsigned long *loader_t;
110 
111 typedef struct expansion_card_ops { /* Card handler routines */
112  void (*irqenable)(ecard_t *ec, int irqnr);
113  void (*irqdisable)(ecard_t *ec, int irqnr);
114  int (*irqpending)(ecard_t *ec);
115  void (*fiqenable)(ecard_t *ec, int fiqnr);
116  void (*fiqdisable)(ecard_t *ec, int fiqnr);
117  int (*fiqpending)(ecard_t *ec);
118 } expansioncard_ops_t;
119 
120 #define ECARD_NUM_RESOURCES (6)
121 
122 #define ECARD_RES_IOCSLOW (0)
123 #define ECARD_RES_IOCMEDIUM (1)
124 #define ECARD_RES_IOCFAST (2)
125 #define ECARD_RES_IOCSYNC (3)
126 #define ECARD_RES_MEMC (4)
127 #define ECARD_RES_EASI (5)
128 
129 #define ecard_resource_start(ec,nr) ((ec)->resource[nr].start)
130 #define ecard_resource_end(ec,nr) ((ec)->resource[nr].end)
131 #define ecard_resource_len(ec,nr) ((ec)->resource[nr].end - \
132  (ec)->resource[nr].start + 1)
133 #define ecard_resource_flags(ec,nr) ((ec)->resource[nr].flags)
134 
135 /*
136  * This contains all the info needed on an expansion card
137  */
138 struct expansion_card {
139  struct expansion_card *next;
140 
141  struct device dev;
142  struct resource resource[ECARD_NUM_RESOURCES];
143 
144  /* Public data */
145  void __iomem *irqaddr; /* address of IRQ register */
146  void __iomem *fiqaddr; /* address of FIQ register */
147  unsigned char irqmask; /* IRQ mask */
148  unsigned char fiqmask; /* FIQ mask */
149  unsigned char claimed; /* Card claimed? */
150  unsigned char easi; /* EASI card */
151 
152  void *irq_data; /* Data for use for IRQ by card */
153  void *fiq_data; /* Data for use for FIQ by card */
154  const expansioncard_ops_t *ops; /* Enable/Disable Ops for card */
155 
156  CONST unsigned int slot_no; /* Slot number */
157  CONST unsigned int dma; /* DMA number (for request_dma) */
158  CONST unsigned int irq; /* IRQ number (for request_irq) */
159  CONST unsigned int fiq; /* FIQ number (for request_irq) */
160  CONST struct in_ecid cid; /* Card Identification */
161 
162  /* Private internal data */
163  const char *card_desc; /* Card description */
164  CONST loader_t loader; /* loader program */
165  u64 dma_mask;
166 };
167 
168 void ecard_setirq(struct expansion_card *ec, const struct expansion_card_ops *ops, void *irq_data);
169 
170 struct in_chunk_dir {
171  unsigned int start_offset;
172  union {
173  unsigned char string[256];
174  unsigned char data[1];
175  } d;
176 };
177 
178 /*
179  * Read a chunk from an expansion card
180  * cd : where to put read data
181  * ec : expansion card info struct
182  * id : id number to find
183  * num: (n+1)'th id to find.
184  */
185 extern int ecard_readchunk (struct in_chunk_dir *cd, struct expansion_card *ec, int id, int num);
186 
187 /*
188  * Request and release ecard resources
189  */
190 extern int ecard_request_resources(struct expansion_card *ec);
191 extern void ecard_release_resources(struct expansion_card *ec);
192 
193 void __iomem *ecardm_iomap(struct expansion_card *ec, unsigned int res,
194  unsigned long offset, unsigned long maxsize);
195 #define ecardm_iounmap(__ec, __addr) devm_iounmap(&(__ec)->dev, __addr)
196 
197 extern struct bus_type ecard_bus_type;
198 
199 #define ECARD_DEV(_d) container_of((_d), struct expansion_card, dev)
200 
201 struct ecard_driver {
202  int (*probe)(struct expansion_card *, const struct ecard_id *id);
203  void (*remove)(struct expansion_card *);
204  void (*shutdown)(struct expansion_card *);
205  const struct ecard_id *id_table;
206  unsigned int id;
207  struct device_driver drv;
208 };
209 
210 #define ECARD_DRV(_d) container_of((_d), struct ecard_driver, drv)
211 
212 #define ecard_set_drvdata(ec,data) dev_set_drvdata(&(ec)->dev, (data))
213 #define ecard_get_drvdata(ec) dev_get_drvdata(&(ec)->dev)
214 
215 int ecard_register_driver(struct ecard_driver *);
216 void ecard_remove_driver(struct ecard_driver *);
217 
218 #endif
Generated on Thu Jan 10 2013 12:55:05 for Linux Kernel by   doxygen 1.8.2