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annotate packages/io/pcmcia/current/include/pcmcia.h @ 126:518f42066aba ecos-sw-2000-09-19

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Merge from eCos master repository on 2000-09-19-06:25:26-BST
author jlarmour
date Tue, 19 Sep 2000 05:53:51 +0000
parents bd1a71e3e476
children e0c0827131d1
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1 #ifndef CYGONCE_PCMCIA_H
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2 #define CYGONCE_PCMCIA_H
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3 // ====================================================================
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4 //
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5 // pcmcia.h
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6 //
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7 // Device I/O
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8 //
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9 // ====================================================================
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10 //####COPYRIGHTBEGIN####
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11 //
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12 // -------------------------------------------
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13 // The contents of this file are subject to the Red Hat eCos Public License
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14 // Version 1.1 (the "License"); you may not use this file except in
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15 // compliance with the License. You may obtain a copy of the License at
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16 // http://www.redhat.com/
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17 //
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18 // Software distributed under the License is distributed on an "AS IS"
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19 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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20 // License for the specific language governing rights and limitations under
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21 // the License.
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22 //
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23 // The Original Code is eCos - Embedded Configurable Operating System,
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24 // released September 30, 1998.
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25 //
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26 // The Initial Developer of the Original Code is Red Hat.
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27 // Portions created by Red Hat are
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28 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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29 // All Rights Reserved.
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30 // -------------------------------------------
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31 //
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32 //####COPYRIGHTEND####
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33 // ====================================================================
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34 //#####DESCRIPTIONBEGIN####
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35 //
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36 // Author(s): gthomas
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37 // Contributors: gthomas
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38 // Date: 2000-07-06
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39 // Purpose: Interfaces for PCMCIA I/O drivers
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40 // Description:
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41 //
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42 //####DESCRIPTIONEND####
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43 //
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44 // ====================================================================
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45
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46 // PCMCIA I/O interfaces
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47
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48 #include <pkgconf/system.h>
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49 #include <pkgconf/io_pcmcia.h>
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50
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51 #include <cyg/infra/cyg_type.h>
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52 #include <cyg/hal/drv_api.h>
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53
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54 struct cf_irq_handler {
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55 void (*handler)(int, int, void *);
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56 void *param;
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57 };
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58
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59 // Basic information about a slot/device
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60 struct cf_slot {
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61 int index; // In case hardware layer needs it
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62 int state;
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63 unsigned char *attr;
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64 int attr_length;
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65 unsigned char *io;
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66 int io_length;
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67 unsigned char *mem;
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68 int mem_length;
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69 int int_num; // Hardware interrupt number
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70 struct cf_irq_handler irq_handler;
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71 };
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72
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73 #define CF_SLOT_STATE_Empty 0
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74 #define CF_SLOT_STATE_Inserted 1
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75 #define CF_SLOT_STATE_Powered 2
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76 #define CF_SLOT_STATE_Reset 3
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77 #define CF_SLOT_STATE_Ready 4
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78 #define CF_SLOT_STATE_Removed 5
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79
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80 #define CF_CISTPL_VERS_1 0x15
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81 #define CF_CISTPL_CONFIG 0x1A
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82 #define CF_CISTPL_CFTABLE_ENTRY 0x1B
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83 #define CF_CISTPL_MANFID 0x20
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84 #define CF_CISTPL_FUNCID 0x21
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85
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86 #define CF_MAX_IO_ADDRS 8
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87 struct cf_io_space {
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88 unsigned long base[CF_MAX_IO_ADDRS]; // Base address of I/O registers
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89 unsigned long size[CF_MAX_IO_ADDRS]; // Length(-1) of I/O registers
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90 int num_addrs;
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91 unsigned char mode;
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92 };
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93
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94 // Corresponds to CISTPL_CFTABLE_ENTRY
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95 struct cf_cftable {
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96 unsigned char cor; // Value to write to COR register
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97 unsigned char interface;
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98 unsigned char feature_select;
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99 struct cf_io_space io_space;
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100 };
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101
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102 // Corresponds to CISTPL_CONFIG
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103 struct cf_config {
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104 unsigned long base;
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105 int mask_length;
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106 unsigned char mask[16];
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107 };
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108
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109 // Function prototypes
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110
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111 bool cf_get_CIS(struct cf_slot *slot, unsigned char id,
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112 unsigned char *buf, int *len, int *ptr);
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113 void cf_set_COR(struct cf_slot *slot, unsigned long cor, unsigned char val);
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114 bool cf_parse_cftable(unsigned char *buf, int len, struct cf_cftable *cftable);
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115 bool cf_parse_config(unsigned char *buf, int len, struct cf_config *config);
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116 struct cf_slot *cf_get_slot(int indx);
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117 void cf_change_state(struct cf_slot *slot, int desired_state);
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118 void cf_register_handler(struct cf_slot *, void (*handler)(int, int, void *), void *);
117
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119 void cf_clear_interrupt(struct cf_slot *);
115
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120 void cf_init(void);
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121
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122 #endif // CYGONCE_PCMCIA_H