1 | /* |
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2 | * This program is free software; you can redistribute it and/or |
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3 | * modify it under the terms of the GNU General Public License as |
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4 | * published by the Free Software Foundation; either version 2, or (at |
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5 | * your option) any later version. |
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6 | */ |
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7 | |
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8 | FILE_LICENCE ( GPL2_OR_LATER ); |
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9 | |
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10 | #ifndef NIC_H |
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11 | #define NIC_H |
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12 | |
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13 | #include <stdint.h> |
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14 | #include <string.h> |
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15 | #include <stdio.h> |
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16 | #include <byteswap.h> |
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17 | #include <gpxe/pci.h> |
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18 | #include <gpxe/isapnp.h> |
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19 | #include <gpxe/isa.h> |
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20 | #include <gpxe/eisa.h> |
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21 | #include <gpxe/mca.h> |
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22 | #include <gpxe/io.h> |
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23 | |
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24 | typedef enum { |
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25 | DISABLE = 0, |
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26 | ENABLE, |
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27 | FORCE |
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28 | } irq_action_t; |
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29 | |
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30 | typedef enum duplex { |
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31 | HALF_DUPLEX = 1, |
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32 | FULL_DUPLEX |
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33 | } duplex_t; |
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34 | |
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35 | /* |
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36 | * Structure returned from eth_probe and passed to other driver |
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37 | * functions. |
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38 | */ |
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39 | struct nic { |
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40 | struct nic_operations *nic_op; |
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41 | int flags; /* driver specific flags */ |
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42 | unsigned char *node_addr; |
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43 | unsigned char *packet; |
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44 | unsigned int packetlen; |
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45 | unsigned int ioaddr; |
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46 | unsigned char irqno; |
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47 | unsigned int mbps; |
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48 | duplex_t duplex; |
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49 | void *priv_data; /* driver private data */ |
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50 | }; |
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51 | |
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52 | struct nic_operations { |
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53 | int ( *connect ) ( struct nic * ); |
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54 | int ( *poll ) ( struct nic *, int retrieve ); |
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55 | void ( *transmit ) ( struct nic *, const char *, |
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56 | unsigned int, unsigned int, const char * ); |
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57 | void ( *irq ) ( struct nic *, irq_action_t ); |
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58 | }; |
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59 | |
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60 | extern struct nic nic; |
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61 | |
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62 | static inline int eth_poll ( int retrieve ) { |
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63 | return nic.nic_op->poll ( &nic, retrieve ); |
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64 | } |
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65 | |
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66 | static inline void eth_transmit ( const char *dest, unsigned int type, |
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67 | unsigned int size, const void *packet ) { |
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68 | nic.nic_op->transmit ( &nic, dest, type, size, packet ); |
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69 | } |
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70 | |
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71 | /* |
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72 | * Function prototypes |
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73 | * |
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74 | */ |
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75 | extern int dummy_connect ( struct nic *nic ); |
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76 | extern void dummy_irq ( struct nic *nic, irq_action_t irq_action ); |
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77 | extern int legacy_probe ( void *hwdev, |
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78 | void ( * set_drvdata ) ( void *hwdev, void *priv ), |
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79 | struct device *dev, |
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80 | int ( * probe ) ( struct nic *nic, void *hwdev ), |
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81 | void ( * disable ) ( struct nic *nic, void *hwdev )); |
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82 | void legacy_remove ( void *hwdev, |
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83 | void * ( * get_drvdata ) ( void *hwdev ), |
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84 | void ( * disable ) ( struct nic *nic, void *hwdev ) ); |
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85 | |
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86 | #define PCI_DRIVER(_name,_ids,_class) \ |
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87 | static inline int \ |
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88 | _name ## _pci_legacy_probe ( struct pci_device *pci, \ |
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89 | const struct pci_device_id *id ); \ |
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90 | static inline void \ |
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91 | _name ## _pci_legacy_remove ( struct pci_device *pci ); \ |
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92 | struct pci_driver _name __pci_driver = { \ |
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93 | .ids = _ids, \ |
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94 | .id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \ |
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95 | .probe = _name ## _pci_legacy_probe, \ |
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96 | .remove = _name ## _pci_legacy_remove, \ |
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97 | }; \ |
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98 | REQUIRE_OBJECT ( pci ); |
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99 | |
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100 | static inline void legacy_pci_set_drvdata ( void *hwdev, void *priv ) { |
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101 | pci_set_drvdata ( hwdev, priv ); |
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102 | } |
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103 | static inline void * legacy_pci_get_drvdata ( void *hwdev ) { |
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104 | return pci_get_drvdata ( hwdev ); |
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105 | } |
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106 | |
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107 | #define ISAPNP_DRIVER(_name,_ids) \ |
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108 | static inline int \ |
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109 | _name ## _isapnp_legacy_probe ( struct isapnp_device *isapnp, \ |
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110 | const struct isapnp_device_id *id ); \ |
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111 | static inline void \ |
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112 | _name ## _isapnp_legacy_remove ( struct isapnp_device *isapnp ); \ |
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113 | struct isapnp_driver _name __isapnp_driver = { \ |
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114 | .ids = _ids, \ |
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115 | .id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \ |
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116 | .probe = _name ## _isapnp_legacy_probe, \ |
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117 | .remove = _name ## _isapnp_legacy_remove, \ |
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118 | }; \ |
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119 | REQUIRE_OBJECT ( isapnp ); |
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120 | |
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121 | static inline void legacy_isapnp_set_drvdata ( void *hwdev, void *priv ) { |
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122 | isapnp_set_drvdata ( hwdev, priv ); |
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123 | } |
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124 | static inline void * legacy_isapnp_get_drvdata ( void *hwdev ) { |
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125 | return isapnp_get_drvdata ( hwdev ); |
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126 | } |
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127 | |
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128 | #define EISA_DRIVER(_name,_ids) \ |
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129 | static inline int \ |
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130 | _name ## _eisa_legacy_probe ( struct eisa_device *eisa, \ |
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131 | const struct eisa_device_id *id ); \ |
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132 | static inline void \ |
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133 | _name ## _eisa_legacy_remove ( struct eisa_device *eisa ); \ |
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134 | struct eisa_driver _name __eisa_driver = { \ |
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135 | .ids = _ids, \ |
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136 | .id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \ |
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137 | .probe = _name ## _eisa_legacy_probe, \ |
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138 | .remove = _name ## _eisa_legacy_remove, \ |
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139 | }; \ |
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140 | REQUIRE_OBJECT ( eisa ); |
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141 | |
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142 | static inline void legacy_eisa_set_drvdata ( void *hwdev, void *priv ) { |
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143 | eisa_set_drvdata ( hwdev, priv ); |
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144 | } |
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145 | static inline void * legacy_eisa_get_drvdata ( void *hwdev ) { |
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146 | return eisa_get_drvdata ( hwdev ); |
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147 | } |
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148 | |
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149 | #define MCA_DRIVER(_name,_ids) \ |
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150 | static inline int \ |
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151 | _name ## _mca_legacy_probe ( struct mca_device *mca, \ |
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152 | const struct mca_device_id *id ); \ |
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153 | static inline void \ |
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154 | _name ## _mca_legacy_remove ( struct mca_device *mca ); \ |
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155 | struct mca_driver _name __mca_driver = { \ |
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156 | .ids = _ids, \ |
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157 | .id_count = sizeof ( _ids ) / sizeof ( _ids[0] ), \ |
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158 | .probe = _name ## _mca_legacy_probe, \ |
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159 | .remove = _name ## _mca_legacy_remove, \ |
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160 | }; \ |
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161 | REQUIRE_OBJECT ( mca ); |
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162 | |
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163 | static inline void legacy_mca_set_drvdata ( void *hwdev, void *priv ) { |
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164 | mca_set_drvdata ( hwdev, priv ); |
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165 | } |
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166 | static inline void * legacy_mca_get_drvdata ( void *hwdev ) { |
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167 | return mca_get_drvdata ( hwdev ); |
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168 | } |
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169 | |
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170 | #define ISA_DRIVER(_name,_probe_addrs,_probe_addr,_vendor_id,_prod_id) \ |
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171 | static inline int \ |
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172 | _name ## _isa_legacy_probe ( struct isa_device *isa ); \ |
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173 | static inline int \ |
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174 | _name ## _isa_legacy_probe_at_addr ( struct isa_device *isa ) { \ |
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175 | if ( ! _probe_addr ( isa->ioaddr ) ) \ |
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176 | return -ENODEV; \ |
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177 | return _name ## _isa_legacy_probe ( isa ); \ |
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178 | } \ |
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179 | static inline void \ |
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180 | _name ## _isa_legacy_remove ( struct isa_device *isa ); \ |
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181 | static const char _name ## _text[]; \ |
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182 | struct isa_driver _name __isa_driver = { \ |
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183 | .name = _name ## _text, \ |
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184 | .probe_addrs = _probe_addrs, \ |
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185 | .addr_count = ( sizeof ( _probe_addrs ) / \ |
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186 | sizeof ( _probe_addrs[0] ) ), \ |
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187 | .vendor_id = _vendor_id, \ |
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188 | .prod_id = _prod_id, \ |
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189 | .probe = _name ## _isa_legacy_probe_at_addr, \ |
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190 | .remove = _name ## _isa_legacy_remove, \ |
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191 | }; \ |
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192 | REQUIRE_OBJECT ( isa ); |
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193 | |
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194 | static inline void legacy_isa_set_drvdata ( void *hwdev, void *priv ) { |
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195 | isa_set_drvdata ( hwdev, priv ); |
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196 | } |
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197 | static inline void * legacy_isa_get_drvdata ( void *hwdev ) { |
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198 | return isa_get_drvdata ( hwdev ); |
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199 | } |
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200 | |
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201 | #undef DRIVER |
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202 | #define DRIVER(_name_text,_unused2,_unused3,_name,_probe,_disable) \ |
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203 | static const char _name ## _text[] = _name_text; \ |
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204 | static inline int \ |
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205 | _name ## _probe ( struct nic *nic, void *hwdev ) { \ |
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206 | return _probe ( nic, hwdev ); \ |
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207 | } \ |
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208 | static inline void \ |
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209 | _name ## _disable ( struct nic *nic, void *hwdev ) { \ |
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210 | void ( * _unsafe_disable ) () = _disable; \ |
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211 | _unsafe_disable ( nic, hwdev ); \ |
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212 | } \ |
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213 | static inline int \ |
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214 | _name ## _pci_legacy_probe ( struct pci_device *pci, \ |
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215 | const struct pci_device_id *id __unused ) { \ |
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216 | return legacy_probe ( pci, legacy_pci_set_drvdata, \ |
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217 | &pci->dev, _name ## _probe, \ |
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218 | _name ## _disable ); \ |
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219 | } \ |
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220 | static inline void \ |
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221 | _name ## _pci_legacy_remove ( struct pci_device *pci ) { \ |
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222 | return legacy_remove ( pci, legacy_pci_get_drvdata, \ |
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223 | _name ## _disable ); \ |
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224 | } \ |
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225 | static inline int \ |
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226 | _name ## _isapnp_legacy_probe ( struct isapnp_device *isapnp, \ |
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227 | const struct isapnp_device_id *id __unused ) { \ |
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228 | return legacy_probe ( isapnp, legacy_isapnp_set_drvdata, \ |
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229 | &isapnp->dev, _name ## _probe, \ |
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230 | _name ## _disable ); \ |
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231 | } \ |
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232 | static inline void \ |
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233 | _name ## _isapnp_legacy_remove ( struct isapnp_device *isapnp ) { \ |
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234 | return legacy_remove ( isapnp, legacy_isapnp_get_drvdata, \ |
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235 | _name ## _disable ); \ |
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236 | } \ |
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237 | static inline int \ |
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238 | _name ## _eisa_legacy_probe ( struct eisa_device *eisa, \ |
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239 | const struct eisa_device_id *id __unused ) { \ |
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240 | return legacy_probe ( eisa, legacy_eisa_set_drvdata, \ |
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241 | &eisa->dev, _name ## _probe, \ |
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242 | _name ## _disable ); \ |
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243 | } \ |
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244 | static inline void \ |
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245 | _name ## _eisa_legacy_remove ( struct eisa_device *eisa ) { \ |
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246 | return legacy_remove ( eisa, legacy_eisa_get_drvdata, \ |
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247 | _name ## _disable ); \ |
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248 | } \ |
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249 | static inline int \ |
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250 | _name ## _mca_legacy_probe ( struct mca_device *mca, \ |
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251 | const struct mca_device_id *id __unused ) { \ |
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252 | return legacy_probe ( mca, legacy_mca_set_drvdata, \ |
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253 | &mca->dev, _name ## _probe, \ |
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254 | _name ## _disable ); \ |
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255 | } \ |
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256 | static inline void \ |
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257 | _name ## _mca_legacy_remove ( struct mca_device *mca ) { \ |
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258 | return legacy_remove ( mca, legacy_mca_get_drvdata, \ |
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259 | _name ## _disable ); \ |
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260 | } \ |
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261 | static inline int \ |
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262 | _name ## _isa_legacy_probe ( struct isa_device *isa ) { \ |
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263 | return legacy_probe ( isa, legacy_isa_set_drvdata, \ |
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264 | &isa->dev, _name ## _probe, \ |
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265 | _name ## _disable ); \ |
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266 | } \ |
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267 | static inline void \ |
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268 | _name ## _isa_legacy_remove ( struct isa_device *isa ) { \ |
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269 | return legacy_remove ( isa, legacy_isa_get_drvdata, \ |
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270 | _name ## _disable ); \ |
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271 | } |
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272 | |
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273 | #endif /* NIC_H */ |
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