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5559bca8e6
'type' in the struct expansion_card is only used to indicate whether this card is an EASI card or not. Therefore, having it as an enum is wasteful (and introduces additional noise when we come to remove the enum.) Convert it to a mere flag instead. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
249 lines
6.5 KiB
C
249 lines
6.5 KiB
C
/*
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* linux/include/asm-arm/ecard.h
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*
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* definitions for expansion cards
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*
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* This is a new system as from Linux 1.2.3
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*
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* Changelog:
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* 11-12-1996 RMK Further minor improvements
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* 12-09-1997 RMK Added interrupt enable/disable for card level
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*
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* Reference: Acorns Risc OS 3 Programmers Reference Manuals.
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*/
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#ifndef __ASM_ECARD_H
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#define __ASM_ECARD_H
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/*
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* Currently understood cards (but not necessarily
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* supported):
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* Manufacturer Product ID
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*/
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#define MANU_ACORN 0x0000
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#define PROD_ACORN_SCSI 0x0002
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#define PROD_ACORN_ETHER1 0x0003
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#define PROD_ACORN_MFM 0x000b
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#define MANU_ANT2 0x0011
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#define PROD_ANT_ETHER3 0x00a4
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#define MANU_ATOMWIDE 0x0017
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#define PROD_ATOMWIDE_3PSERIAL 0x0090
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#define MANU_IRLAM_INSTRUMENTS 0x001f
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#define MANU_IRLAM_INSTRUMENTS_ETHERN 0x5678
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#define MANU_OAK 0x0021
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#define PROD_OAK_SCSI 0x0058
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#define MANU_MORLEY 0x002b
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#define PROD_MORLEY_SCSI_UNCACHED 0x0067
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#define MANU_CUMANA 0x003a
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#define PROD_CUMANA_SCSI_2 0x003a
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#define PROD_CUMANA_SCSI_1 0x00a0
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#define MANU_ICS 0x003c
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#define PROD_ICS_IDE 0x00ae
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#define MANU_ICS2 0x003d
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#define PROD_ICS2_IDE 0x00ae
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#define MANU_SERPORT 0x003f
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#define PROD_SERPORT_DSPORT 0x00b9
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#define MANU_ARXE 0x0041
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#define PROD_ARXE_SCSI 0x00be
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#define MANU_I3 0x0046
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#define PROD_I3_ETHERLAN500 0x00d4
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#define PROD_I3_ETHERLAN600 0x00ec
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#define PROD_I3_ETHERLAN600A 0x011e
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#define MANU_ANT 0x0053
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#define PROD_ANT_ETHERM 0x00d8
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#define PROD_ANT_ETHERB 0x00e4
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#define MANU_ALSYSTEMS 0x005b
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#define PROD_ALSYS_SCSIATAPI 0x0107
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#define MANU_MCS 0x0063
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#define PROD_MCS_CONNECT32 0x0125
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#define MANU_EESOX 0x0064
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#define PROD_EESOX_SCSI2 0x008c
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#define MANU_YELLOWSTONE 0x0096
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#define PROD_YELLOWSTONE_RAPIDE32 0x0120
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#ifdef ECARD_C
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#define CONST
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#else
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#define CONST const
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#endif
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#define MAX_ECARDS 9
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typedef enum { /* Cards address space */
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ECARD_IOC,
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ECARD_MEMC,
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ECARD_EASI
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} card_type_t;
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typedef enum { /* Speed for ECARD_IOC space */
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ECARD_SLOW = 0,
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ECARD_MEDIUM = 1,
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ECARD_FAST = 2,
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ECARD_SYNC = 3
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} card_speed_t;
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struct ecard_id { /* Card ID structure */
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unsigned short manufacturer;
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unsigned short product;
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void *data;
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};
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struct in_ecid { /* Packed card ID information */
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unsigned short product; /* Product code */
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unsigned short manufacturer; /* Manufacturer code */
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unsigned char id:4; /* Simple ID */
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unsigned char cd:1; /* Chunk dir present */
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unsigned char is:1; /* Interrupt status pointers */
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unsigned char w:2; /* Width */
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unsigned char country; /* Country */
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unsigned char irqmask; /* IRQ mask */
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unsigned char fiqmask; /* FIQ mask */
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unsigned long irqoff; /* IRQ offset */
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unsigned long fiqoff; /* FIQ offset */
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};
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typedef struct expansion_card ecard_t;
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typedef unsigned long *loader_t;
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typedef struct { /* Card handler routines */
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void (*irqenable)(ecard_t *ec, int irqnr);
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void (*irqdisable)(ecard_t *ec, int irqnr);
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int (*irqpending)(ecard_t *ec);
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void (*fiqenable)(ecard_t *ec, int fiqnr);
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void (*fiqdisable)(ecard_t *ec, int fiqnr);
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int (*fiqpending)(ecard_t *ec);
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} expansioncard_ops_t;
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#define ECARD_NUM_RESOURCES (6)
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#define ECARD_RES_IOCSLOW (0)
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#define ECARD_RES_IOCMEDIUM (1)
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#define ECARD_RES_IOCFAST (2)
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#define ECARD_RES_IOCSYNC (3)
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#define ECARD_RES_MEMC (4)
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#define ECARD_RES_EASI (5)
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#define ecard_resource_start(ec,nr) ((ec)->resource[nr].start)
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#define ecard_resource_end(ec,nr) ((ec)->resource[nr].end)
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#define ecard_resource_len(ec,nr) ((ec)->resource[nr].end - \
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(ec)->resource[nr].start + 1)
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#define ecard_resource_flags(ec,nr) ((ec)->resource[nr].flags)
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/*
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* This contains all the info needed on an expansion card
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*/
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struct expansion_card {
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struct expansion_card *next;
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struct device dev;
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struct resource resource[ECARD_NUM_RESOURCES];
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/* Public data */
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void __iomem *irqaddr; /* address of IRQ register */
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void __iomem *fiqaddr; /* address of FIQ register */
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unsigned char irqmask; /* IRQ mask */
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unsigned char fiqmask; /* FIQ mask */
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unsigned char claimed; /* Card claimed? */
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unsigned char easi; /* EASI card */
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void *irq_data; /* Data for use for IRQ by card */
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void *fiq_data; /* Data for use for FIQ by card */
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const expansioncard_ops_t *ops; /* Enable/Disable Ops for card */
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CONST unsigned int slot_no; /* Slot number */
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CONST unsigned int dma; /* DMA number (for request_dma) */
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CONST unsigned int irq; /* IRQ number (for request_irq) */
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CONST unsigned int fiq; /* FIQ number (for request_irq) */
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CONST struct in_ecid cid; /* Card Identification */
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/* Private internal data */
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const char *card_desc; /* Card description */
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CONST unsigned int podaddr; /* Base Linux address for card */
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CONST loader_t loader; /* loader program */
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u64 dma_mask;
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};
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struct in_chunk_dir {
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unsigned int start_offset;
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union {
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unsigned char string[256];
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unsigned char data[1];
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} d;
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};
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/*
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* ecard_claim: claim an expansion card entry
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*/
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#define ecard_claim(ec) ((ec)->claimed = 1)
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/*
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* ecard_release: release an expansion card entry
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*/
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#define ecard_release(ec) ((ec)->claimed = 0)
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/*
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* Read a chunk from an expansion card
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* cd : where to put read data
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* ec : expansion card info struct
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* id : id number to find
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* num: (n+1)'th id to find.
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*/
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extern int ecard_readchunk (struct in_chunk_dir *cd, struct expansion_card *ec, int id, int num);
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/*
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* Obtain the address of a card. This returns the "old style" address
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* and should no longer be used.
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*/
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static inline unsigned int __deprecated
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ecard_address(struct expansion_card *ec, card_type_t type, card_speed_t speed)
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{
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extern unsigned int __ecard_address(struct expansion_card *,
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card_type_t, card_speed_t);
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return __ecard_address(ec, type, speed);
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}
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/*
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* Request and release ecard resources
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*/
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extern int ecard_request_resources(struct expansion_card *ec);
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extern void ecard_release_resources(struct expansion_card *ec);
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extern struct bus_type ecard_bus_type;
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#define ECARD_DEV(_d) container_of((_d), struct expansion_card, dev)
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struct ecard_driver {
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int (*probe)(struct expansion_card *, const struct ecard_id *id);
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void (*remove)(struct expansion_card *);
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void (*shutdown)(struct expansion_card *);
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const struct ecard_id *id_table;
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unsigned int id;
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struct device_driver drv;
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};
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#define ECARD_DRV(_d) container_of((_d), struct ecard_driver, drv)
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#define ecard_set_drvdata(ec,data) dev_set_drvdata(&(ec)->dev, (data))
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#define ecard_get_drvdata(ec) dev_get_drvdata(&(ec)->dev)
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int ecard_register_driver(struct ecard_driver *);
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void ecard_remove_driver(struct ecard_driver *);
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#endif
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