Subversion Repositories Kolibri OS

Rev

Rev 8896 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
4522 hidnplayr 1 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
2 
;;                                                                 ;;
9146 hidnplayr 3 
;; Copyright (C) KolibriOS team 2004-2021. All rights reserved.    ;;
4522 hidnplayr 4 
;; Distributed under terms of the GNU General Public License       ;;
5 
;;                                                                 ;;
6 
;;          GNU GENERAL PUBLIC LICENSE                             ;;
7 
;;             Version 2, June 1991                                ;;
8 
;;                                                                 ;;
9 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
10 
 
11 
; This macro will prepend driver name to all debug output through DEBUGF macro
12 
; The driver name is taken from my_service label
13 
 
14 
if defined my_service
15 
 
16 
        macro DEBUGF _level,_format, [args] {
17 
        common DEBUGF _level, "%s: " # _format, my_service, args
18 
        }
19 
 
20 
end if
21 
 
5074 hidnplayr 22 
include 'pci.inc'
4522 hidnplayr 23 
include 'mii.inc'
24 
 
25 
; Kernel variables
26 
 
27 
        PAGESIZE        = 4096
28 
 
29 
; Network driver types
30 
 
31 
        NET_TYPE_ETH    = 1
32 
        NET_TYPE_SLIP   = 2
33 
 
34 
; Link state
35 
 
9146 hidnplayr 36 
        ETH_LINK_DOWN           = 0             ; Link is down
37 
        ETH_LINK_UNKNOWN        = 1b            ; There could be an active link
38 
        ETH_LINK_FULL_DUPLEX    = 10b           ; full duplex flag
39 
 
40 
        ETH_LINK_SPEED_10M      = 100b          ; 10 Mbit
41 
        ETH_LINK_SPEED_100M     = 1000b         ; 100 Mbit
42 
        ETH_LINK_SPEED_1G       = 1100b         ; Gigabit
43 
 
44 
        ETH_LINK_SPEED_MASK     = 1100b
45 
 
46 
; Deprecated naming - dont use
4522 hidnplayr 47 
        ETH_LINK_FD     = 10b           ; full duplex flag
48 
        ETH_LINK_10M    = 100b          ; 10 mbit
49 
        ETH_LINK_100M   = 1000b         ; 100 mbit
4580 hidnplayr 50 
        ETH_LINK_1G     = 1100b         ; gigabit
4522 hidnplayr 51 
 
52 
; Macro to easily set i/o addresses to access device.
53 
; In the beginning of a procedure (or ofter edx may have been destroyed),
54 
; always use set_io with offset 0 to reset the variables.
55 
 
56 
        LAST_IO = 0
57 
 
58 
macro   set_io  baseaddr, offset {
59 
 
60 
        if      offset = 0
61 
        mov     edx, baseaddr
62 
        else if offset = LAST_IO
63 
        else
64 
        add     edx, offset - LAST_IO
65 
        end if
66 
 
67 
        LAST_IO = offset
68 
}
69 
 
70 
; Macro to allocate a contiguous buffer in memory
71 
; And initialise it to all zeros
72 
 
73 
; This macro will destroy eax, ecx and edi !
74 
 
75 
macro   allocate_and_clear dest, size, err {
76 
 
77 
; We need to allocate at least 8 pages, if we want a contiguous area in ram
78 
        push    edx
79 
    if (size < 8*4096) & (size > 4096)
80 
        invoke  KernelAlloc, 8*4096
81 
    else
82 
        invoke  KernelAlloc, size
83 
    end if
84 
        pop     edx
85 
 
86 
        test    eax, eax
87 
        jz      err
88 
        mov     dest, eax
89 
        mov     edi, eax                ; look at last part of code!
90 
 
91 
; Release the unused pages (if any)
92 
    if (size < 8*4096) & (size > 4096)
93 
        add     eax, (size/4096+1)*4096
94 
        mov     ecx, 8-(size/4096+1)
95 
        push    edx
96 
        invoke  ReleasePages
97 
        pop     edx
98 
    end if
99 
 
100 
; Clear the allocated buffer
101 
        mov     ecx, size/4             ; divide by 4 because of DWORD
102 
        xor     eax, eax
103 
        rep     stosd
104 
 
105 
     if (size - size/4*4)
106 
        mov     ecx, size - size/4*4
107 
        rep     stosb
108 
     end if
109 
 
110 
}
111 
 
112 
 
113 
struct  NET_DEVICE
114 
 
115 
        type            dd ?    ; Type field
116 
        mtu             dd ?    ; Maximal Transmission Unit
117 
        name            dd ?    ; Ptr to 0 terminated string
118 
 
119 
        unload          dd ?    ; Ptrs to driver functions
120 
        reset           dd ?    ;
121 
        transmit        dd ?    ;
122 
 
8896 hidnplayr 123 
        state           dd ?    ; link state (0 = no link)
124 
        hwacc           dd ?    ; bitmask stating enabled HW accelerations (offload engines)
125 
 
4522 hidnplayr 126 
        bytes_tx        dq ?    ; Statistics, updated by the driver
127 
        bytes_rx        dq ?    ;
8896 hidnplayr 128 
 
4522 hidnplayr 129 
        packets_tx      dd ?    ;
8896 hidnplayr 130 
        packets_tx_err  dd ?    ; CRC errors, too long or too short frames
131 
        packets_tx_drop dd ?    ;
132 
        packets_tx_ovr  dd ?    ; FIFO overrun
133 
 
4522 hidnplayr 134 
        packets_rx      dd ?    ;
8896 hidnplayr 135 
        packets_rx_err  dd ?    ; CRC errors, too long or too short frames
136 
        packets_rx_drop dd ?    ;
137 
        packets_rx_ovr  dd ?    ; FIFO overrun
4522 hidnplayr 138 
 
139 
ends
140 
 
141 
 
5522 hidnplayr 142 
struct  NET_BUFF
143 
 
144 
        NextPtr         dd ?    ; pointer to next frame in list
145 
        PrevPtr         dd ?    ; pointer to previous frame in list
146 
        device          dd ?    ; ptr to NET_DEVICE structure
147 
        type            dd ?    ; data type (e.g. Ethernet)
148 
        length          dd ?    ; data length
149 
        offset          dd ?    ; offset to actual data (24 bytes for default frame)
150 
        data            rb 0
151 
 
152 
ends
153 
 
154 
 
4522 hidnplayr 155 
struct  ETH_DEVICE      NET_DEVICE
156 
 
157 
        mac             dp ?
158 
                        dw ?    ; qword alignment
159 
 
160 
ends