Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | /* * ISA Plug & Play support * Copyright (c) by Jaroslav Kysela <perex@suse.cz> * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ #ifndef LINUX_ISAPNP_H #define LINUX_ISAPNP_H #include <linux/config.h> #include <linux/errno.h> #include <linux/pnp.h> /* * Configuration registers (TODO: change by specification) */ #define ISAPNP_CFG_ACTIVATE 0x30 /* byte */ #define ISAPNP_CFG_MEM 0x40 /* 4 * dword */ #define ISAPNP_CFG_PORT 0x60 /* 8 * word */ #define ISAPNP_CFG_IRQ 0x70 /* 2 * word */ #define ISAPNP_CFG_DMA 0x74 /* 2 * byte */ /* * */ #define ISAPNP_VENDOR(a,b,c) (((((a)-'A'+1)&0x3f)<<2)|\ ((((b)-'A'+1)&0x18)>>3)|((((b)-'A'+1)&7)<<13)|\ ((((c)-'A'+1)&0x1f)<<8)) #define ISAPNP_DEVICE(x) ((((x)&0xf000)>>8)|\ (((x)&0x0f00)>>8)|\ (((x)&0x00f0)<<8)|\ (((x)&0x000f)<<8)) #define ISAPNP_FUNCTION(x) ISAPNP_DEVICE(x) /* * */ #ifdef __KERNEL__ #define DEVICE_COUNT_COMPATIBLE 4 #define ISAPNP_ANY_ID 0xffff #define ISAPNP_CARD_DEVS 8 #define ISAPNP_CARD_ID(_va, _vb, _vc, _device) \ .card_vendor = ISAPNP_VENDOR(_va, _vb, _vc), .card_device = ISAPNP_DEVICE(_device) #define ISAPNP_CARD_END \ .card_vendor = 0, .card_device = 0 #define ISAPNP_DEVICE_ID(_va, _vb, _vc, _function) \ { .vendor = ISAPNP_VENDOR(_va, _vb, _vc), .function = ISAPNP_FUNCTION(_function) } /* export used IDs outside module */ #define ISAPNP_CARD_TABLE(name) \ MODULE_GENERIC_TABLE(isapnp_card, name) struct isapnp_card_id { unsigned long driver_data; /* data private to the driver */ unsigned short card_vendor, card_device; struct { unsigned short vendor, function; } devs[ISAPNP_CARD_DEVS]; /* logical devices */ }; #define ISAPNP_DEVICE_SINGLE(_cva, _cvb, _cvc, _cdevice, _dva, _dvb, _dvc, _dfunction) \ .card_vendor = ISAPNP_VENDOR(_cva, _cvb, _cvc), .card_device = ISAPNP_DEVICE(_cdevice), \ .vendor = ISAPNP_VENDOR(_dva, _dvb, _dvc), .function = ISAPNP_FUNCTION(_dfunction) #define ISAPNP_DEVICE_SINGLE_END \ .card_vendor = 0, .card_device = 0 struct isapnp_device_id { unsigned short card_vendor, card_device; unsigned short vendor, function; unsigned long driver_data; /* data private to the driver */ }; #if defined(CONFIG_ISAPNP) || (defined(CONFIG_ISAPNP_MODULE) && defined(MODULE)) #define __ISAPNP__ /* lowlevel configuration */ int isapnp_present(void); int isapnp_cfg_begin(int csn, int device); int isapnp_cfg_end(void); unsigned char isapnp_read_byte(unsigned char idx); void isapnp_write_byte(unsigned char idx, unsigned char val); #ifdef CONFIG_PROC_FS int isapnp_proc_init(void); int isapnp_proc_done(void); #else static inline int isapnp_proc_init(void) { return 0; } static inline int isapnp_proc_done(void) { return 0; } #endif /* compat */ struct pnp_card *pnp_find_card(unsigned short vendor, unsigned short device, struct pnp_card *from); struct pnp_dev *pnp_find_dev(struct pnp_card *card, unsigned short vendor, unsigned short function, struct pnp_dev *from); #else /* !CONFIG_ISAPNP */ /* lowlevel configuration */ static inline int isapnp_present(void) { return 0; } static inline int isapnp_cfg_begin(int csn, int device) { return -ENODEV; } static inline int isapnp_cfg_end(void) { return -ENODEV; } static inline unsigned char isapnp_read_byte(unsigned char idx) { return 0xff; } static inline void isapnp_write_byte(unsigned char idx, unsigned char val) { ; } static inline struct pnp_card *pnp_find_card(unsigned short vendor, unsigned short device, struct pnp_card *from) { return NULL; } static inline struct pnp_dev *pnp_find_dev(struct pnp_card *card, unsigned short vendor, unsigned short function, struct pnp_dev *from) { return NULL; } #endif /* CONFIG_ISAPNP */ #endif /* __KERNEL__ */ #endif /* LINUX_ISAPNP_H */ |