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| Rev 593 | Rev 907 | ||
|---|---|---|---|
| Line 19... | Line 19... | ||
| 19 | ;; ;; |
19 | ;; ;; |
| 20 | ;;10.01.2007 Bugfix for checksum function from Paolo Franchetti ;; |
20 | ;;10.01.2007 Bugfix for checksum function from Paolo Franchetti ;; |
| 21 | ;; ;; |
21 | ;; ;; |
| 22 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
22 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 23... | Line 23... | ||
| 23 | 23 | ||
| Line 24... | Line 24... | ||
| 24 | $Revision: 593 $ |
24 | $Revision: 907 $ |
| 25 | 25 | ||
| 26 | 26 | ||
| Line 35... | Line 35... | ||
| 35 | ; |
35 | ; |
| 36 | ;******************************************************************* |
36 | ;******************************************************************* |
| Line 37... | Line 37... | ||
| 37 | 37 | ||
| 38 | uglobal |
38 | uglobal |
| 39 | StackCounters: |
39 | StackCounters: |
| 40 | dumped_rx_count: dd 0 |
40 | dumped_rx_count dd 0 |
| 41 | arp_tx_count: dd 0 |
41 | arp_tx_count: dd 0 |
| 42 | arp_rx_count: dd 0 |
42 | arp_rx_count: dd 0 |
| 43 | ip_rx_count: dd 0 |
43 | ip_rx_count: dd 0 |
| 44 | ip_tx_count: dd 0 |
44 | ip_tx_count: dd 0 |
| Line 45... | Line 45... | ||
| 45 | endg |
45 | endg |
| 46 | 46 | ||
| 47 | ; socket buffers |
47 | ; socket buffers |
| Line 48... | Line 48... | ||
| 48 | SOCKETBUFFSIZE equ 4096 ; state + config + buffer. |
48 | SOCKETBUFFSIZE equ 4096 ; state + config + buffer. |
| Line 49... | Line 49... | ||
| 49 | SOCKETHEADERSIZE equ 76 ; thus 4096 - SOCKETHEADERSIZE bytes data |
49 | SOCKETHEADERSIZE equ 76+8+8 ; thus 4096 - SOCKETHEADERSIZE bytes data |
| 50 | 50 | ||
| 51 | NUM_SOCKETS equ 16 ; Number of open sockets supported. Was 20 |
51 | ;NUM_SOCKETS equ 16 ; Number of open sockets supported. Was 20 |
| 52 | 52 | ||
| 53 | ; IPBUFF status values |
53 | ; IPBUFF status values |
| Line 54... | Line 54... | ||
| 54 | BUFF_EMPTY equ 0 |
54 | BUFF_EMPTY equ 0 |
| Line 55... | Line 55... | ||
| 55 | BUFF_RX_FULL equ 1 |
55 | BUFF_RX_FULL equ 1 |
| - | 56 | BUFF_ALLOCATED equ 2 |
|
| 56 | BUFF_ALLOCATED equ 2 |
57 | BUFF_TX_FULL equ 3 |
| 57 | BUFF_TX_FULL equ 3 |
58 | |
| 58 | 59 | NUM_IPBUFFERS equ 20 ; buffers allocated for TX/RX |
|
| 59 | NUM_IPBUFFERS equ 20 ; buffers allocated for TX/RX |
60 | |
| Line 92... | Line 93... | ||
| 92 | 93 | ||
| Line 93... | Line 94... | ||
| 93 | 94 | ||
| 94 | ; TODO :: empty memory area |
95 | ; TODO :: empty memory area |
| 95 | 96 | ||
| 96 | ; Address of selected socket |
97 | ; Address of selected socket |
| 97 | sktAddr equ stack_data + 32 |
98 | ;sktAddr equ stack_data + 32 |
| 98 | ; Parameter to checksum routine - data ptr |
99 | ; Parameter to checksum routine - data ptr |
| 99 | checkAdd1 equ stack_data + 36 |
100 | checkAdd1 equ stack_data + 36 |
| Line 108... | Line 109... | ||
| 108 | 109 | ||
| 109 | ; holds the TCP/UDP pseudo header. SA|DA|0|prot|UDP len| |
110 | ; holds the TCP/UDP pseudo header. SA|DA|0|prot|UDP len| |
| Line 110... | Line 111... | ||
| 110 | pseudoHeader equ stack_data + 50 |
111 | pseudoHeader equ stack_data + 50 |
| 111 | 112 | ||
| 112 | ; receive and transmit IP buffer allocation |
113 | ; receive and transmit IP buffer allocation |
| 113 | sockets equ stack_data + 62 |
114 | ;sockets equ stack_data + 62 |
| 114 | Next_free2 equ sockets + (SOCKETBUFFSIZE * NUM_SOCKETS) |
115 | Next_free2 equ stack_data + 62;Next_free2 equ sockets + (SOCKETBUFFSIZE * NUM_SOCKETS) |
| 115 | ; 1560 byte buffer for rx / tx ethernet packets |
116 | ; 1560 byte buffer for rx / tx ethernet packets |
| 116 | Ether_buffer equ Next_free2 |
117 | Ether_buffer equ Next_free2 |
| 117 | Next_free3 equ Ether_buffer + 1518 |
118 | Next_free3 equ Ether_buffer + 1518 |
| Line 126... | Line 127... | ||
| 126 | ; equ resendBuffer + ( IPBUFFSIZE * NUMRESENDENTRIES ) |
127 | ; equ resendBuffer + ( IPBUFFSIZE * NUMRESENDENTRIES ) |
| Line 127... | Line 128... | ||
| 127 | 128 | ||
| - | 129 | ||
| 128 | 130 | ||
| - | 131 | ;resendQ equ 0x770000 |
|
| Line -... | Line 132... | ||
| - | 132 | ;resendBuffer equ resendQ + ( 4 * NUMRESENDENTRIES ) ; for TCP ; XTODO: validate size |
|
| - | 133 | resendBuffer equ resendQ + ( 8 * NUMRESENDENTRIES ) ; for TCP |
|
| - | 134 | ||
| - | 135 | ||
| Line 129... | Line 136... | ||
| 129 | 136 | uglobal |
|
| 130 | ;resendQ equ 0x770000 |
137 | net_sockets_mutex dd 0 |
| 131 | resendBuffer equ resendQ + ( 4 * NUMRESENDENTRIES ) ; for TCP |
138 | net_sockets rd 2 |
| 132 | 139 | endg |
|
| Line 149... | Line 156... | ||
| 149 | ; Below, the main network layer source code is included |
156 | ; Below, the main network layer source code is included |
| 150 | ; |
157 | ; |
| 151 | include "queue.inc" |
158 | include "queue.inc" |
| 152 | include "eth_drv/ethernet.inc" |
159 | include "eth_drv/ethernet.inc" |
| 153 | include "ip.inc" |
160 | include "ip.inc" |
| 154 | include "icmp.inc" |
- | |
| 155 | include "tcp.inc" |
- | |
| 156 | include "udp.inc" |
- | |
| 157 | include "socket.inc" |
161 | include "socket.inc" |
| Line 158... | Line 162... | ||
| 158 | 162 | ||
| 159 | ;*************************************************************************** |
163 | ;*************************************************************************** |
| 160 | ; Function |
164 | ; Function |
| Line 169... | Line 173... | ||
| 169 | ;*************************************************************************** |
173 | ;*************************************************************************** |
| Line 170... | Line 174... | ||
| 170 | 174 | ||
| 171 | stack_init: |
175 | stack_init: |
| 172 | ; Init two address spaces with default values |
176 | ; Init two address spaces with default values |
| - | 177 | _memset_dw stack_data_start, 0, 0x20000/4 |
|
| 173 | _memset_dw stack_data_start, 0, 0x20000/4 |
178 | ;_memset_dw resendQ, 0xFFFFFFFF, NUMRESENDENTRIES ; XTODO: validate size |
| Line 174... | Line 179... | ||
| 174 | _memset_dw resendQ, 0xFFFFFFFF, NUMRESENDENTRIES |
179 | _memset_dw resendQ, 0xFFFFFFFF, NUMRESENDENTRIES * 2 |
| 175 | 180 | ||
| Line 176... | Line 181... | ||
| 176 | ; Queries initialization |
181 | ; Queries initialization |
| Line 929... | Line 934... | ||
| 929 | mul ecx |
934 | mul ecx |
| 930 | add eax, IPbuffs |
935 | add eax, IPbuffs |
| 931 | pop edx |
936 | pop edx |
| Line 932... | Line 937... | ||
| 932 | 937 | ||
| 933 | push eax ; save address of IP data |
- | |
| 934 | 938 | push eax ; save address of IP data |
|
| 935 | ; Get the address of the callers data |
939 | ; Get the address of the callers data |
| 936 | mov edi,[TASK_BASE] |
940 | mov edi,[TASK_BASE] |
| 937 | add edi,TASKDATA.mem_start |
941 | add edi,TASKDATA.mem_start |
| 938 | add edx,[edi] |
942 | add edx,[edi] |
| 939 | mov edi, edx |
- | |
| 940 | 943 | mov edi, edx |
|
| Line 941... | Line 944... | ||
| 941 | pop eax |
944 | pop eax |
| 942 | 945 | ||
| 943 | mov ecx, 1500 ; should get the actual number of bytes to write |
946 | mov ecx, 1500 ; should get the actual number of bytes to write |