1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 24baa9922SRussell King /* 34baa9922SRussell King * arch/arm/include/asm/ecard.h 44baa9922SRussell King * 54baa9922SRussell King * definitions for expansion cards 64baa9922SRussell King * 74baa9922SRussell King * This is a new system as from Linux 1.2.3 84baa9922SRussell King * 94baa9922SRussell King * Changelog: 104baa9922SRussell King * 11-12-1996 RMK Further minor improvements 114baa9922SRussell King * 12-09-1997 RMK Added interrupt enable/disable for card level 124baa9922SRussell King * 134baa9922SRussell King * Reference: Acorns Risc OS 3 Programmers Reference Manuals. 144baa9922SRussell King */ 154baa9922SRussell King 164baa9922SRussell King #ifndef __ASM_ECARD_H 174baa9922SRussell King #define __ASM_ECARD_H 184baa9922SRussell King 194baa9922SRussell King /* 204baa9922SRussell King * Currently understood cards (but not necessarily 214baa9922SRussell King * supported): 224baa9922SRussell King * Manufacturer Product ID 234baa9922SRussell King */ 244baa9922SRussell King #define MANU_ACORN 0x0000 254baa9922SRussell King #define PROD_ACORN_SCSI 0x0002 264baa9922SRussell King #define PROD_ACORN_ETHER1 0x0003 274baa9922SRussell King #define PROD_ACORN_MFM 0x000b 284baa9922SRussell King 294baa9922SRussell King #define MANU_ANT2 0x0011 304baa9922SRussell King #define PROD_ANT_ETHER3 0x00a4 314baa9922SRussell King 324baa9922SRussell King #define MANU_ATOMWIDE 0x0017 334baa9922SRussell King #define PROD_ATOMWIDE_3PSERIAL 0x0090 344baa9922SRussell King 354baa9922SRussell King #define MANU_IRLAM_INSTRUMENTS 0x001f 364baa9922SRussell King #define MANU_IRLAM_INSTRUMENTS_ETHERN 0x5678 374baa9922SRussell King 384baa9922SRussell King #define MANU_OAK 0x0021 394baa9922SRussell King #define PROD_OAK_SCSI 0x0058 404baa9922SRussell King 414baa9922SRussell King #define MANU_MORLEY 0x002b 424baa9922SRussell King #define PROD_MORLEY_SCSI_UNCACHED 0x0067 434baa9922SRussell King 444baa9922SRussell King #define MANU_CUMANA 0x003a 454baa9922SRussell King #define PROD_CUMANA_SCSI_2 0x003a 464baa9922SRussell King #define PROD_CUMANA_SCSI_1 0x00a0 474baa9922SRussell King 484baa9922SRussell King #define MANU_ICS 0x003c 494baa9922SRussell King #define PROD_ICS_IDE 0x00ae 504baa9922SRussell King 514baa9922SRussell King #define MANU_ICS2 0x003d 524baa9922SRussell King #define PROD_ICS2_IDE 0x00ae 534baa9922SRussell King 544baa9922SRussell King #define MANU_SERPORT 0x003f 554baa9922SRussell King #define PROD_SERPORT_DSPORT 0x00b9 564baa9922SRussell King 574baa9922SRussell King #define MANU_ARXE 0x0041 584baa9922SRussell King #define PROD_ARXE_SCSI 0x00be 594baa9922SRussell King 604baa9922SRussell King #define MANU_I3 0x0046 614baa9922SRussell King #define PROD_I3_ETHERLAN500 0x00d4 624baa9922SRussell King #define PROD_I3_ETHERLAN600 0x00ec 634baa9922SRussell King #define PROD_I3_ETHERLAN600A 0x011e 644baa9922SRussell King 654baa9922SRussell King #define MANU_ANT 0x0053 664baa9922SRussell King #define PROD_ANT_ETHERM 0x00d8 674baa9922SRussell King #define PROD_ANT_ETHERB 0x00e4 684baa9922SRussell King 694baa9922SRussell King #define MANU_ALSYSTEMS 0x005b 704baa9922SRussell King #define PROD_ALSYS_SCSIATAPI 0x0107 714baa9922SRussell King 724baa9922SRussell King #define MANU_MCS 0x0063 734baa9922SRussell King #define PROD_MCS_CONNECT32 0x0125 744baa9922SRussell King 754baa9922SRussell King #define MANU_EESOX 0x0064 764baa9922SRussell King #define PROD_EESOX_SCSI2 0x008c 774baa9922SRussell King 784baa9922SRussell King #define MANU_YELLOWSTONE 0x0096 794baa9922SRussell King #define PROD_YELLOWSTONE_RAPIDE32 0x0120 804baa9922SRussell King 814baa9922SRussell King #ifdef ECARD_C 824baa9922SRussell King #define CONST 834baa9922SRussell King #else 844baa9922SRussell King #define CONST const 854baa9922SRussell King #endif 864baa9922SRussell King 874baa9922SRussell King #define MAX_ECARDS 9 884baa9922SRussell King 894baa9922SRussell King struct ecard_id { /* Card ID structure */ 904baa9922SRussell King unsigned short manufacturer; 914baa9922SRussell King unsigned short product; 924baa9922SRussell King void *data; 934baa9922SRussell King }; 944baa9922SRussell King 954baa9922SRussell King struct in_ecid { /* Packed card ID information */ 964baa9922SRussell King unsigned short product; /* Product code */ 974baa9922SRussell King unsigned short manufacturer; /* Manufacturer code */ 984baa9922SRussell King unsigned char id:4; /* Simple ID */ 994baa9922SRussell King unsigned char cd:1; /* Chunk dir present */ 1004baa9922SRussell King unsigned char is:1; /* Interrupt status pointers */ 1014baa9922SRussell King unsigned char w:2; /* Width */ 1024baa9922SRussell King unsigned char country; /* Country */ 1034baa9922SRussell King unsigned char irqmask; /* IRQ mask */ 1044baa9922SRussell King unsigned char fiqmask; /* FIQ mask */ 1054baa9922SRussell King unsigned long irqoff; /* IRQ offset */ 1064baa9922SRussell King unsigned long fiqoff; /* FIQ offset */ 1074baa9922SRussell King }; 1084baa9922SRussell King 1094baa9922SRussell King typedef struct expansion_card ecard_t; 1104baa9922SRussell King typedef unsigned long *loader_t; 1114baa9922SRussell King 1124baa9922SRussell King typedef struct expansion_card_ops { /* Card handler routines */ 1134baa9922SRussell King void (*irqenable)(ecard_t *ec, int irqnr); 1144baa9922SRussell King void (*irqdisable)(ecard_t *ec, int irqnr); 1154baa9922SRussell King int (*irqpending)(ecard_t *ec); 1164baa9922SRussell King void (*fiqenable)(ecard_t *ec, int fiqnr); 1174baa9922SRussell King void (*fiqdisable)(ecard_t *ec, int fiqnr); 1184baa9922SRussell King int (*fiqpending)(ecard_t *ec); 1194baa9922SRussell King } expansioncard_ops_t; 1204baa9922SRussell King 1214baa9922SRussell King #define ECARD_NUM_RESOURCES (6) 1224baa9922SRussell King 1234baa9922SRussell King #define ECARD_RES_IOCSLOW (0) 1244baa9922SRussell King #define ECARD_RES_IOCMEDIUM (1) 1254baa9922SRussell King #define ECARD_RES_IOCFAST (2) 1264baa9922SRussell King #define ECARD_RES_IOCSYNC (3) 1274baa9922SRussell King #define ECARD_RES_MEMC (4) 1284baa9922SRussell King #define ECARD_RES_EASI (5) 1294baa9922SRussell King 1304baa9922SRussell King #define ecard_resource_start(ec,nr) ((ec)->resource[nr].start) 1314baa9922SRussell King #define ecard_resource_end(ec,nr) ((ec)->resource[nr].end) 1324baa9922SRussell King #define ecard_resource_len(ec,nr) ((ec)->resource[nr].end - \ 1334baa9922SRussell King (ec)->resource[nr].start + 1) 1344baa9922SRussell King #define ecard_resource_flags(ec,nr) ((ec)->resource[nr].flags) 1354baa9922SRussell King 1364baa9922SRussell King /* 1374baa9922SRussell King * This contains all the info needed on an expansion card 1384baa9922SRussell King */ 1394baa9922SRussell King struct expansion_card { 1404baa9922SRussell King struct expansion_card *next; 1414baa9922SRussell King 1424baa9922SRussell King struct device dev; 1434baa9922SRussell King struct resource resource[ECARD_NUM_RESOURCES]; 1444baa9922SRussell King 1454baa9922SRussell King /* Public data */ 1464baa9922SRussell King void __iomem *irqaddr; /* address of IRQ register */ 1474baa9922SRussell King void __iomem *fiqaddr; /* address of FIQ register */ 1484baa9922SRussell King unsigned char irqmask; /* IRQ mask */ 1494baa9922SRussell King unsigned char fiqmask; /* FIQ mask */ 1504baa9922SRussell King unsigned char claimed; /* Card claimed? */ 1514baa9922SRussell King unsigned char easi; /* EASI card */ 1524baa9922SRussell King 1534baa9922SRussell King void *irq_data; /* Data for use for IRQ by card */ 1544baa9922SRussell King void *fiq_data; /* Data for use for FIQ by card */ 1554baa9922SRussell King const expansioncard_ops_t *ops; /* Enable/Disable Ops for card */ 1564baa9922SRussell King 1574baa9922SRussell King CONST unsigned int slot_no; /* Slot number */ 1584baa9922SRussell King CONST unsigned int dma; /* DMA number (for request_dma) */ 1594baa9922SRussell King CONST unsigned int irq; /* IRQ number (for request_irq) */ 1604baa9922SRussell King CONST unsigned int fiq; /* FIQ number (for request_irq) */ 1614baa9922SRussell King CONST struct in_ecid cid; /* Card Identification */ 1624baa9922SRussell King 1634baa9922SRussell King /* Private internal data */ 1644baa9922SRussell King const char *card_desc; /* Card description */ 1654baa9922SRussell King CONST loader_t loader; /* loader program */ 1664baa9922SRussell King u64 dma_mask; 1674baa9922SRussell King }; 1684baa9922SRussell King 1694baa9922SRussell King void ecard_setirq(struct expansion_card *ec, const struct expansion_card_ops *ops, void *irq_data); 1704baa9922SRussell King 1714baa9922SRussell King struct in_chunk_dir { 1724baa9922SRussell King unsigned int start_offset; 1734baa9922SRussell King union { 1744baa9922SRussell King unsigned char string[256]; 1754baa9922SRussell King unsigned char data[1]; 1764baa9922SRussell King } d; 1774baa9922SRussell King }; 1784baa9922SRussell King 1794baa9922SRussell King /* 1804baa9922SRussell King * Read a chunk from an expansion card 1814baa9922SRussell King * cd : where to put read data 1824baa9922SRussell King * ec : expansion card info struct 1834baa9922SRussell King * id : id number to find 1844baa9922SRussell King * num: (n+1)'th id to find. 1854baa9922SRussell King */ 1864baa9922SRussell King extern int ecard_readchunk (struct in_chunk_dir *cd, struct expansion_card *ec, int id, int num); 1874baa9922SRussell King 1884baa9922SRussell King /* 1894baa9922SRussell King * Request and release ecard resources 1904baa9922SRussell King */ 1914baa9922SRussell King extern int ecard_request_resources(struct expansion_card *ec); 1924baa9922SRussell King extern void ecard_release_resources(struct expansion_card *ec); 1934baa9922SRussell King 1944baa9922SRussell King void __iomem *ecardm_iomap(struct expansion_card *ec, unsigned int res, 1954baa9922SRussell King unsigned long offset, unsigned long maxsize); 1964baa9922SRussell King #define ecardm_iounmap(__ec, __addr) devm_iounmap(&(__ec)->dev, __addr) 1974baa9922SRussell King 1984baa9922SRussell King extern struct bus_type ecard_bus_type; 1994baa9922SRussell King 2004baa9922SRussell King #define ECARD_DEV(_d) container_of((_d), struct expansion_card, dev) 2014baa9922SRussell King 2024baa9922SRussell King struct ecard_driver { 2034baa9922SRussell King int (*probe)(struct expansion_card *, const struct ecard_id *id); 2044baa9922SRussell King void (*remove)(struct expansion_card *); 2054baa9922SRussell King void (*shutdown)(struct expansion_card *); 2064baa9922SRussell King const struct ecard_id *id_table; 2074baa9922SRussell King unsigned int id; 2084baa9922SRussell King struct device_driver drv; 2094baa9922SRussell King }; 2104baa9922SRussell King 2114baa9922SRussell King #define ECARD_DRV(_d) container_of((_d), struct ecard_driver, drv) 2124baa9922SRussell King 2134baa9922SRussell King #define ecard_set_drvdata(ec,data) dev_set_drvdata(&(ec)->dev, (data)) 2144baa9922SRussell King #define ecard_get_drvdata(ec) dev_get_drvdata(&(ec)->dev) 2154baa9922SRussell King 2164baa9922SRussell King int ecard_register_driver(struct ecard_driver *); 2174baa9922SRussell King void ecard_remove_driver(struct ecard_driver *); 2184baa9922SRussell King 2194baa9922SRussell King #endif 220