[1] | 1 | /* |
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| 2 | * drvdb.h - a dictionary of supported devices and their drivers |
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| 3 | * |
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| 4 | * Copyright (c) 2008,2009,2010,2011,2012 Ghassan Almaless |
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| 5 | * Copyright (c) 2011,2012 UPMC Sorbonne Universites |
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| 6 | * |
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| 7 | * This file is part of ALMOS-kernel. |
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| 8 | * |
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| 9 | * ALMOS-kernel is free software; you can redistribute it and/or modify it |
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| 10 | * under the terms of the GNU General Public License as published by |
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| 11 | * the Free Software Foundation; version 2.0 of the License. |
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| 12 | * |
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| 13 | * ALMOS-kernel is distributed in the hope that it will be useful, but |
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| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 16 | * General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with ALMOS-kernel; if not, write to the Free Software Foundation, |
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| 20 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 21 | */ |
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| 22 | |
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| 23 | #ifndef _DRVDB_H_ |
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| 24 | #define _DRVDB_H_ |
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| 25 | |
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| 26 | #include <driver.h> |
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| 27 | |
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| 28 | |
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| 29 | /****************************************************************************************** |
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| 30 | * This enum defines the Supported Drivers types |
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| 31 | * This enum must be kept consistent with the global array in drvdb.c file |
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| 32 | *****************************************************************************************/ |
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| 33 | |
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| 34 | typedef enum |
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| 35 | { |
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| 36 | SOCLIB_RAM_ID = 0, |
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| 37 | SOCLIB_XICU_ID, |
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| 38 | SOCLIB_TTY_ID, |
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| 39 | SOCLIB_DMA_ID, |
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| 40 | SOCLIB_BLKDEV_ID, |
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| 41 | SOCLIB_FB_ID, |
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| 42 | SOCLIB_ICU_ID, |
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| 43 | SOCLIB_TIMER_ID, |
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| 44 | SOCLIB_IOPIC_ID, |
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| 45 | SOCLIB_MEMC_ID, |
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| 46 | SOCLIB_MNIC_ID, |
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| 47 | SOCLIB_CHDMA_ID, |
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| 48 | SOCLIB_RESERVED_ID, |
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| 49 | SOCLIB_DRVID_NR |
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| 50 | }soclib_drvid_t; |
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| 51 | |
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| 52 | /* Driver DataBase Entry */ |
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| 53 | struct drvdb_entry_s; |
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| 54 | |
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| 55 | /* Entry Setters */ |
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| 56 | #define drvdb_entry_set_id(entry,drvid) |
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| 57 | #define drvdb_entry_set_name(entry,name) |
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| 58 | #define drvdb_entry_set_info(entry,info) |
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| 59 | #define drvdb_entry_set_driver(entry,driver) |
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| 60 | |
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| 61 | /* Entry Getters */ |
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| 62 | #define drvdb_entry_get_id(entry) |
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| 63 | #define drvdb_entry_get_name(entry) |
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| 64 | #define drvdb_entry_get_info(entry) |
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| 65 | #define drvdb_entry_get_driver(entry) |
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| 66 | |
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| 67 | |
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| 68 | /****************************************************************************************** |
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| 69 | * This structure define a Driver descriptor |
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| 70 | *****************************************************************************************/ |
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| 71 | typedef struct drvdb_entry_s |
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| 72 | { |
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| 73 | uint32_t id; |
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| 74 | char * name; |
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| 75 | char * info; |
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| 76 | driver_t * driver; |
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| 77 | } |
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| 78 | drvdb_entry_t; |
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| 79 | |
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| 80 | |
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| 81 | #define drvdb_entry_get_id(_entry) ((_entry)->id) |
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| 82 | #define drvdb_entry_get_name(_entry) ((_entry)->name) |
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| 83 | #define drvdb_entry_get_info(_entry) ((_entry)->info) |
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| 84 | #define drvdb_entry_get_driver(_entry) ((_entry)->driver) |
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| 85 | |
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| 86 | #define drvdb_entry_set_id(_entry,_drvid) do {(_entry)->id = (_drvid);} while(0) |
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| 87 | #define drvdb_entry_set_name(_entry,_name) do {(_entry)->name = (_name);} while(0) |
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| 88 | #define drvdb_entry_set_info(_entry,_info) do {(_entry)->info = (_info);} while(0) |
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| 89 | #define drvdb_entry_set_driver(_entry,_driver) do {(_entry)->driver = (_driver);} while(0) |
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| 90 | |
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| 91 | /****************************************************************************************** |
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| 92 | * This function returns a pointer on driver descriptor from its index. |
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| 93 | * @ drvid : index in the drivers descriptors array. |
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| 94 | *****************************************************************************************/ |
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| 95 | drvdb_entry_t * drvdb_locate_byId( uint32_t drvid ); |
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| 96 | |
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| 97 | /****************************************************************************************** |
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| 98 | * This function returns a pointer on driver descriptor from its name. |
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| 99 | * @ name : name in the drivers descriptors array. |
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| 100 | *****************************************************************************************/ |
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| 101 | drvdb_entry_t * drvdb_locate_byName( char * name ); |
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| 102 | |
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| 103 | /****************************************************************************************** |
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| 104 | * This function register a driver pointer in the driver descriptors array. |
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| 105 | * @ drvid : index in the drivers descriptors array. |
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| 106 | * @ driver : function pointer to be registered. |
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| 107 | *****************************************************************************************/ |
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| 108 | error_t drvdb_set_driver( uint32_t drvid, |
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| 109 | driver_t * driver ); |
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| 110 | |
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| 111 | /****************************************************************************************** |
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| 112 | * This function returns a driver pointer from the driver index |
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| 113 | * @ drvid : index in the drivers descriptors array. |
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| 114 | * @ returns function pointer to be registered. |
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| 115 | *****************************************************************************************/ |
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| 116 | driver_t * drvdb_get_driver( uint32_t drvid ); |
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| 117 | |
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| 118 | #endif /* _DRVDB_H_ */ |
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