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3545 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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4449 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2014. All rights reserved. ;; |
3545 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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7 | ;; Version 2, June 1991 ;; |
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8 | ;; ;; |
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9 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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10 | |||
3845 | hidnplayr | 11 | ; This macro will prepend driver name to all debug output through DEBUGF macro |
12 | ; The driver name is taken from my_service label |
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13 | |||
14 | if defined my_service |
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15 | |||
16 | macro DEBUGF _level,_format, [args] { |
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17 | common DEBUGF _level, "%s: " # _format, my_service, args |
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18 | } |
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19 | |||
20 | end if |
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21 | |||
4449 | hidnplayr | 22 | include 'pci.inc' |
23 | include 'mii.inc' |
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24 | |||
3545 | hidnplayr | 25 | ; Kernel variables |
26 | |||
27 | PAGESIZE = 4096 |
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28 | PG_SW = 0x003 |
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29 | PG_NOCACHE = 0x018 |
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30 | |||
31 | |||
32 | ; network driver types |
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33 | |||
34 | NET_TYPE_ETH = 1 |
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35 | NET_TYPE_SLIP = 2 |
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36 | |||
37 | ; link state |
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38 | |||
39 | ETH_LINK_DOWN = 0 ; Link is down |
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40 | ETH_LINK_UNKOWN = 1b ; There could be an active link |
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41 | ETH_LINK_FD = 10b ; full duplex flag |
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42 | ETH_LINK_10M = 100b ; 10 mbit |
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43 | ETH_LINK_100M = 1000b ; 100 mbit |
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44 | ETH_LINK_1G = 10000b ; gigabit |
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45 | |||
46 | |||
47 | LAST_IO = 0 |
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48 | macro set_io addr { |
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49 | |||
50 | if addr = 0 |
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51 | mov edx, [device.io_addr] |
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52 | else if addr = LAST_IO |
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53 | else |
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54 | add edx, addr - LAST_IO |
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55 | end if |
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56 | |||
57 | LAST_IO = addr |
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58 | } |
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59 | |||
60 | macro allocate_and_clear dest, size, err { |
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61 | |||
62 | ; We need to allocate at least 8 pages, if we want a continuous memory in ram |
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63 | push edx |
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64 | if (size < 8*4096) & (size > 4096) |
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65 | stdcall KernelAlloc, 8*4096 |
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66 | else |
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67 | stdcall KernelAlloc, size |
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68 | end if |
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69 | pop edx |
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70 | |||
71 | test eax, eax |
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72 | jz err |
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73 | mov dest, eax ; Save the address to it into the device struct |
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74 | mov edi, eax ; look at last part of code! |
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75 | |||
76 | ; Release the unused pages (if any) |
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77 | if (size < 8*4096) & (size > 4096) |
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78 | add eax, (size/4096+1)*4096 |
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79 | mov ecx, 8-(size/4096+1) |
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80 | push edx |
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81 | call ReleasePages |
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82 | pop edx |
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83 | end if |
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84 | |||
85 | ; Clear the allocated buffer |
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86 | mov ecx, size/4 ; divide by 4 because of DWORD |
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87 | xor eax, eax |
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88 | rep stosd |
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89 | |||
3635 | hidnplayr | 90 | if (size - size/4*4) |
91 | mov ecx, size - size/4*4 |
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92 | rep stosb |
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93 | end if |
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94 | |||
3545 | hidnplayr | 95 | } |
96 | |||
97 | struc IOCTL { |
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98 | .handle dd ? |
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99 | .io_code dd ? |
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100 | .input dd ? |
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101 | .inp_size dd ? |
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102 | .output dd ? |
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103 | .out_size dd ? |
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104 | } |
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105 | |||
106 | virtual at edx |
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107 | IOCTL IOCTL |
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108 | end virtual |
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109 | |||
110 | |||
111 | if used null_op |
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112 | align 4 |
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113 | null_op: |
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114 | or eax, -1 |
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115 | ret |
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116 | |||
117 | end if |
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118 | |||
119 | |||
120 | macro GetRealAddr { ; input and output is eax |
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121 | |||
122 | push ax |
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123 | call GetPgAddr |
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124 | and word[esp], PAGESIZE - 1 |
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125 | or ax, word[esp] |
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126 | inc esp |
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127 | inc esp |
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128 | |||
129 | } |
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130 | |||
131 | macro NET_DEVICE { |
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132 | |||
133 | .type dd ? ; Type field |
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134 | .mtu dd ? ; Maximal Transmission Unit |
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135 | .name dd ? ; Ptr to 0 terminated string |
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136 | |||
137 | .unload dd ? ; Ptrs to driver functions |
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138 | .reset dd ? ; |
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139 | .transmit dd ? ; |
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140 | |||
141 | .bytes_tx dq ? ; Statistics, updated by the driver |
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142 | .bytes_rx dq ? ; |
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143 | .packets_tx dd ? ; |
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144 | .packets_rx dd ? ; |
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145 | |||
146 | .state dd ? ; link state (0 = no link) |
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147 | .hwacc dd ? ; bitmask stating enabled HW accelerations |
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148 | |||
149 | .end: |
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150 | } |
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151 | |||
152 | |||
153 | macro ETH_DEVICE { |
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154 | NET_DEVICE |
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155 | |||
156 | .mac dp ? |
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157 | dw ? ; qword alignment |
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158 | |||
159 | } |
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160 | |||
161 | |||
162 | |||
163 | macro SLIP_DEVICE { |
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164 | NET_DEVICE |
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165 | |||
166 | }>> |