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219 lines
5.9 KiB
C
219 lines
5.9 KiB
C
/*
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* arch/arm/include/asm/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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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 expansion_card_ops { /* 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 loader_t loader; /* loader program */
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u64 dma_mask;
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};
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void ecard_setirq(struct expansion_card *ec, const struct expansion_card_ops *ops, void *irq_data);
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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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* 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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* 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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void __iomem *ecardm_iomap(struct expansion_card *ec, unsigned int res,
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unsigned long offset, unsigned long maxsize);
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#define ecardm_iounmap(__ec, __addr) devm_iounmap(&(__ec)->dev, __addr)
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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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