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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
2 | ;; ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2010. All rights reserved. ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
5 | ;; ;; |
6 | ;; Ethernet driver for KolibriOS ;; |
6 | ;; Ethernet driver for KolibriOS ;; |
7 | ;; This is an adaptation of MenuetOS driver with minimal changes. ;; |
7 | ;; This is an adaptation of MenuetOS driver with minimal changes. ;; |
8 | ;; Changes were made by CleverMouse. Original copyright follows. ;; |
8 | ;; Changes were made by CleverMouse. Original copyright follows. ;; |
9 | ;; ;; |
9 | ;; ;; |
10 | ;; This driver is based on the SIS900 driver from ;; |
10 | ;; This driver is based on the SIS900 driver from ;; |
11 | ;; the etherboot 5.0.6 project. The copyright statement is ;; |
11 | ;; the etherboot 5.0.6 project. The copyright statement is ;; |
12 | ;; ;; |
12 | ;; ;; |
13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
14 | ;; Version 2, June 1991 ;; |
14 | ;; Version 2, June 1991 ;; |
15 | ;; ;; |
15 | ;; ;; |
16 | ;; remaining parts Copyright 2004 Jason Delozier, ;; |
16 | ;; remaining parts Copyright 2004 Jason Delozier, ;; |
17 | ;; cordata51@hotmail.com ;; |
17 | ;; cordata51@hotmail.com ;; |
18 | ;; ;; |
18 | ;; ;; |
19 | ;; See file COPYING for details ;; |
19 | ;; See file COPYING for details ;; |
20 | ;; ;; |
20 | ;; ;; |
21 | ;; Updates: ;; |
21 | ;; Updates: ;; |
22 | ;; Revision Look up table and SIS635 Mac Address by Jarek Pelczar ;; |
22 | ;; Revision Look up table and SIS635 Mac Address by Jarek Pelczar ;; |
23 | ;; ;; |
23 | ;; ;; |
24 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
24 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
25 | 25 | ||
26 | format MS COFF |
26 | format MS COFF |
27 | 27 | ||
28 | API_VERSION equ 0x01000100 |
28 | API_VERSION equ 0x01000100 |
29 | DRIVER_VERSION equ 5 |
29 | DRIVER_VERSION equ 5 |
30 | 30 | ||
31 | MAX_DEVICES equ 16 |
31 | MAX_DEVICES equ 16 |
32 | 32 | ||
33 | DEBUG equ 1 |
33 | DEBUG equ 1 |
34 | __DEBUG__ equ 1 |
34 | __DEBUG__ equ 1 |
35 | __DEBUG_LEVEL__ equ 1 |
35 | __DEBUG_LEVEL__ equ 1 |
36 | 36 | ||
37 | include 'proc32.inc' |
37 | include 'proc32.inc' |
38 | include 'imports.inc' |
38 | include 'imports.inc' |
39 | include 'fdo.inc' |
39 | include 'fdo.inc' |
40 | include 'netdrv.inc' |
40 | include 'netdrv.inc' |
41 | 41 | ||
42 | public START |
42 | public START |
43 | public version |
43 | public version |
44 | 44 | ||
45 | NUM_RX_DESC equ 4 ;* Number of RX descriptors * |
45 | NUM_RX_DESC equ 4 ;* Number of RX descriptors * |
46 | NUM_TX_DESC equ 1 ;* Number of TX descriptors * |
46 | NUM_TX_DESC equ 1 ;* Number of TX descriptors * |
47 | RX_BUFF_SZ equ 1520 ;* Buffer size for each Rx buffer * |
47 | RX_BUFF_SZ equ 1520 ;* Buffer size for each Rx buffer * |
48 | TX_BUFF_SZ equ 1516 ;* Buffer size for each Tx buffer * |
48 | TX_BUFF_SZ equ 1516 ;* Buffer size for each Tx buffer * |
49 | MAX_ETH_FRAME_SIZE equ 1516 |
49 | MAX_ETH_FRAME_SIZE equ 1516 |
50 | 50 | ||
51 | virtual at ebx |
51 | virtual at ebx |
52 | device: |
52 | device: |
53 | 53 | ||
54 | ETH_DEVICE |
54 | ETH_DEVICE |
55 | 55 | ||
56 | .io_addr dd ? |
56 | .io_addr dd ? |
57 | .pci_bus db ? |
57 | .pci_bus db ? |
58 | .pci_dev db ? |
58 | .pci_dev db ? |
59 | .irq_line db ? |
59 | .irq_line db ? |
60 | .cur_rx db ? |
60 | .cur_rx db ? |
61 | .cur_tx db ? |
61 | .cur_tx db ? |
62 | .last_tx db ? |
62 | .last_tx db ? |
63 | .pci_revision db ? |
63 | .pci_revision db ? |
64 | .table_entries db ? |
64 | .table_entries db ? |
65 | 65 | ||
66 | dw ? ; align 4 |
66 | dw ? ; align 4 |
67 | 67 | ||
68 | .special_func dd ? |
68 | .special_func dd ? |
69 | 69 | ||
70 | .txd rd (4 * NUM_TX_DESC) |
70 | .txd rd (4 * NUM_TX_DESC) |
71 | .rxd rd (4 * NUM_RX_DESC) |
71 | .rxd rd (4 * NUM_RX_DESC) |
72 | 72 | ||
73 | .size = $ - device |
73 | .size = $ - device |
74 | 74 | ||
75 | end virtual |
75 | end virtual |
76 | 76 | ||
77 | macro ee_delay { |
77 | macro ee_delay { |
78 | push eax |
78 | push eax |
79 | in eax, dx |
79 | in eax, dx |
80 | in eax, dx |
80 | in eax, dx |
81 | in eax, dx |
81 | in eax, dx |
82 | in eax, dx |
82 | in eax, dx |
83 | in eax, dx |
83 | in eax, dx |
84 | in eax, dx |
84 | in eax, dx |
85 | in eax, dx |
85 | in eax, dx |
86 | in eax, dx |
86 | in eax, dx |
87 | in eax, dx |
87 | in eax, dx |
88 | in eax, dx |
88 | in eax, dx |
89 | pop eax |
89 | pop eax |
90 | } |
90 | } |
91 | 91 | ||
92 | 92 | ||
93 | section '.flat' code readable align 16 |
93 | section '.flat' code readable align 16 |
94 | 94 | ||
95 | ; Driver entry point - register our service when the driver is loading. |
95 | ; Driver entry point - register our service when the driver is loading. |
96 | ; TODO: add needed operations when unloading |
96 | ; TODO: add needed operations when unloading |
97 | START: |
97 | START: |
98 | cmp dword [esp+4], 1 |
98 | cmp dword [esp+4], 1 |
99 | jne .exit |
99 | jne .exit |
100 | stdcall RegService, my_service, service_proc |
100 | stdcall RegService, my_service, service_proc |
101 | ret 4 |
101 | ret 4 |
102 | .exit: |
102 | .exit: |
103 | xor eax, eax |
103 | xor eax, eax |
104 | ret 4 |
104 | ret 4 |
105 | 105 | ||
106 | ; Service procedure for the driver - handle all I/O requests for the driver. |
106 | ; Service procedure for the driver - handle all I/O requests for the driver. |
107 | ; Currently handled requests are: SRV_GETVERSION = 0 and SRV_HOOK = 1. |
107 | ; Currently handled requests are: SRV_GETVERSION = 0 and SRV_HOOK = 1. |
108 | service_proc: |
108 | service_proc: |
109 | ; 1. Get parameter from the stack: [esp+4] is the first parameter, |
109 | ; 1. Get parameter from the stack: [esp+4] is the first parameter, |
110 | ; pointer to IOCTL structure. |
110 | ; pointer to IOCTL structure. |
111 | mov edx, [esp+4] ; edx -> IOCTL |
111 | mov edx, [esp+4] ; edx -> IOCTL |
112 | ; 2. Get request code and select a handler for the code. |
112 | ; 2. Get request code and select a handler for the code. |
113 | mov eax, [IOCTL.io_code] |
113 | mov eax, [IOCTL.io_code] |
114 | test eax, eax ; check for SRV_GETVERSION |
114 | test eax, eax ; check for SRV_GETVERSION |
115 | jnz @f |
115 | jnz @f |
116 | ; 3. This is SRV_GETVERSION request, no input, 4 bytes output, API_VERSION. |
116 | ; 3. This is SRV_GETVERSION request, no input, 4 bytes output, API_VERSION. |
117 | ; 3a. Output size must be at least 4 bytes. |
117 | ; 3a. Output size must be at least 4 bytes. |
118 | cmp [IOCTL.out_size], 4 |
118 | cmp [IOCTL.out_size], 4 |
119 | jl .fail |
119 | jl .fail |
120 | ; 3b. Write result to the output buffer. |
120 | ; 3b. Write result to the output buffer. |
121 | mov eax, [IOCTL.output] |
121 | mov eax, [IOCTL.output] |
122 | mov [eax], dword API_VERSION |
122 | mov [eax], dword API_VERSION |
123 | ; 3c. Return success. |
123 | ; 3c. Return success. |
124 | xor eax, eax |
124 | xor eax, eax |
125 | ret 4 |
125 | ret 4 |
126 | @@: |
126 | @@: |
127 | dec eax ; check for SRV_HOOK |
127 | dec eax ; check for SRV_HOOK |
128 | jnz .fail |
128 | jnz .fail |
129 | ; 4. This is SRV_HOOK request, input defines the device to hook, no output. |
129 | ; 4. This is SRV_HOOK request, input defines the device to hook, no output. |
130 | ; 4a. The driver works only with PCI devices, |
130 | ; 4a. The driver works only with PCI devices, |
131 | ; so input must be at least 3 bytes long. |
131 | ; so input must be at least 3 bytes long. |
132 | cmp [IOCTL.inp_size], 3 |
132 | cmp [IOCTL.inp_size], 3 |
133 | jl .fail |
133 | jl .fail |
134 | ; 4b. First byte of input is bus type, 1 stands for PCI. |
134 | ; 4b. First byte of input is bus type, 1 stands for PCI. |
135 | mov eax, [IOCTL.input] |
135 | mov eax, [IOCTL.input] |
136 | cmp byte [eax], 1 |
136 | cmp byte [eax], 1 |
137 | jne .fail |
137 | jne .fail |
138 | ; 4c. Second and third bytes of the input define the device: bus and dev. |
138 | ; 4c. Second and third bytes of the input define the device: bus and dev. |
139 | ; Word in bx holds both bytes. |
139 | ; Word in bx holds both bytes. |
140 | mov bx, [eax+1] |
140 | mov bx, [eax+1] |
141 | ; 4d. Check if the device was already hooked, |
141 | ; 4d. Check if the device was already hooked, |
142 | ; scan through the list of known devices. |
142 | ; scan through the list of known devices. |
143 | ; check if the device is already listed |
143 | ; check if the device is already listed |
144 | mov esi, device_list |
144 | mov esi, device_list |
145 | mov ecx, [devices] |
145 | mov ecx, [devices] |
146 | test ecx, ecx |
146 | test ecx, ecx |
147 | jz .firstdevice |
147 | jz .firstdevice |
148 | 148 | ||
149 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
149 | ; mov eax, [IOCTL.input] ; get the pci bus and device numbers |
150 | mov ax , [eax+1] ; |
150 | mov ax , [eax+1] ; |
151 | .nextdevice: |
151 | .nextdevice: |
152 | mov ebx, [esi] |
152 | mov ebx, [esi] |
153 | cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte) |
153 | cmp ax , word [device.pci_bus] ; compare with pci and device num in device list (notice the usage of word instead of byte) |
154 | je .find_devicenum ; Device is already loaded, let's find it's device number |
154 | je .find_devicenum ; Device is already loaded, let's find it's device number |
155 | add esi, 4 |
155 | add esi, 4 |
156 | loop .nextdevice |
156 | loop .nextdevice |
157 | ; 4e. This device doesn't have its own eth_device structure yet, let's create one |
157 | ; 4e. This device doesn't have its own eth_device structure yet, let's create one |
158 | .firstdevice: |
158 | .firstdevice: |
159 | ; 4f. Check that we have place for new device. |
159 | ; 4f. Check that we have place for new device. |
160 | cmp [devices], MAX_DEVICES |
160 | cmp [devices], MAX_DEVICES |
161 | jge .fail |
161 | jge .fail |
162 | ; 4g. Allocate memory for device descriptor and receive+transmit buffers. |
162 | ; 4g. Allocate memory for device descriptor and receive+transmit buffers. |
163 | stdcall KernelAlloc, device.size |
163 | stdcall KernelAlloc, device.size |
164 | test eax, eax |
164 | test eax, eax |
165 | jz .fail |
165 | jz .fail |
166 | ; 4h. Zero the structure. |
166 | ; 4h. Zero the structure. |
167 | mov edi, eax |
167 | mov edi, eax |
168 | mov ecx, (device.size + 3) shr 2 |
168 | mov ecx, (device.size + 3) shr 2 |
169 | xor eax, eax |
169 | xor eax, eax |
170 | rep stosd |
170 | rep stosd |
171 | ; 4i. Save PCI coordinates |
171 | ; 4i. Save PCI coordinates |
172 | mov eax, [IOCTL.input] |
172 | mov eax, [IOCTL.input] |
173 | mov cl , [eax+1] |
173 | mov cl , [eax+1] |
174 | mov [device.pci_bus], cl |
174 | mov [device.pci_bus], cl |
175 | mov cl , [eax+2] |
175 | mov cl , [eax+2] |
176 | mov [device.pci_dev], cl |
176 | mov [device.pci_dev], cl |
177 | ; 4j. Fill in the direct call addresses into the struct. |
177 | ; 4j. Fill in the direct call addresses into the struct. |
178 | ; Note that get_MAC pointer is filled in initialization by probe. |
178 | ; Note that get_MAC pointer is filled in initialization by probe. |
179 | mov [device.reset], init |
179 | mov [device.reset], init |
180 | mov [device.transmit], transmit |
180 | mov [device.transmit], transmit |
181 | ; mov [device.get_MAC], read_mac |
181 | ; mov [device.get_MAC], read_mac |
182 | mov [device.set_MAC], write_mac |
182 | mov [device.set_MAC], write_mac |
183 | mov [device.unload], unload |
183 | mov [device.unload], unload |
184 | mov [device.name], my_service |
184 | mov [device.name], my_service |
185 | 185 | ||
186 | ; 4k. Now, it's time to find the base io addres of the PCI device |
186 | ; 4k. Now, it's time to find the base io addres of the PCI device |
187 | ; TODO: implement check if bus and dev exist on this machine |
187 | ; TODO: implement check if bus and dev exist on this machine |
188 | 188 | ||
189 | ; Now, it's time to find the base io addres of the PCI device |
189 | ; Now, it's time to find the base io addres of the PCI device |
190 | find_io [device.pci_bus], [device.pci_dev], [device.io_addr] |
190 | find_io [device.pci_bus], [device.pci_dev], [device.io_addr] |
191 | 191 | ||
192 | ; We've found the io address, find IRQ now |
192 | ; We've found the io address, find IRQ now |
193 | find_irq [device.pci_bus], [device.pci_dev], [device.irq_line] |
193 | find_irq [device.pci_bus], [device.pci_dev], [device.irq_line] |
194 | 194 | ||
195 | ; 4m. Add new device to the list (required for int_handler). |
195 | ; 4m. Add new device to the list (required for int_handler). |
196 | mov eax, [devices] |
196 | mov eax, [devices] |
197 | mov [device_list+4*eax], ebx |
197 | mov [device_list+4*eax], ebx |
198 | inc [devices] |
198 | inc [devices] |
199 | 199 | ||
200 | ; 4m. Ok, the eth_device structure is ready, let's probe the device |
200 | ; 4m. Ok, the eth_device structure is ready, let's probe the device |
201 | call probe |
201 | call probe |
202 | test eax, eax |
202 | test eax, eax |
203 | jnz .destroy |
203 | jnz .destroy |
204 | ; 4n. If device was successfully initialized, register it for the kernel. |
204 | ; 4n. If device was successfully initialized, register it for the kernel. |
205 | 205 | ||
206 | mov [device.type], NET_TYPE_ETH |
206 | mov [device.type], NET_TYPE_ETH |
207 | call NetRegDev |
207 | call NetRegDev |
208 | 208 | ||
209 | cmp eax, -1 |
209 | cmp eax, -1 |
210 | je .destroy |
210 | je .destroy |
211 | 211 | ||
212 | ret 4 |
212 | ret 4 |
213 | 213 | ||
214 | ; 5. If the device was already loaded, find the device number and return it in eax |
214 | ; 5. If the device was already loaded, find the device number and return it in eax |
215 | 215 | ||
216 | .find_devicenum: |
216 | .find_devicenum: |
217 | mov ebx, eax |
217 | mov ebx, eax |
218 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
218 | call NetPtrToNum ; This kernel procedure converts a pointer to device struct in ebx |
219 | ; into a device number in edi |
219 | ; into a device number in edi |
220 | mov eax, edi ; Application wants it in eax instead |
220 | mov eax, edi ; Application wants it in eax instead |
221 | ret 4 |
221 | ret 4 |
222 | 222 | ||
223 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
223 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
224 | 224 | ||
225 | .destroy: |
225 | .destroy: |
226 | dec [devices] |
226 | dec [devices] |
227 | ; todo: reset device into virgin state |
227 | ; todo: reset device into virgin state |
228 | 228 | ||
229 | .err: |
229 | .err: |
230 | stdcall KernelFree, ebx |
230 | stdcall KernelFree, ebx |
231 | 231 | ||
232 | 232 | ||
233 | .fail: |
233 | .fail: |
234 | xor eax, eax |
234 | xor eax, eax |
235 | ret 4 |
235 | ret 4 |
236 | 236 | ||
237 | 237 | ||
238 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
238 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
239 | ;; ;; |
239 | ;; ;; |
240 | ;; Actual Hardware dependent code starts here ;; |
240 | ;; Actual Hardware dependent code starts here ;; |
241 | ;; ;; |
241 | ;; ;; |
242 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
242 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
243 | 243 | ||
244 | unload: |
244 | unload: |
245 | ; TODO: (in this particular order) |
245 | ; TODO: (in this particular order) |
246 | ; |
246 | ; |
247 | ; - Stop the device |
247 | ; - Stop the device |
248 | ; - Detach int handler |
248 | ; - Detach int handler |
249 | ; - Remove device from local list |
249 | ; - Remove device from local list |
250 | ; - call unregister function in kernel |
250 | ; - call unregister function in kernel |
251 | ; - Remove all allocated structures and buffers the card used |
251 | ; - Remove all allocated structures and buffers the card used |
252 | 252 | ||
253 | or eax,-1 |
253 | or eax,-1 |
254 | 254 | ||
255 | ret |
255 | ret |
256 | 256 | ||
257 | ;******************************************************************** |
257 | ;******************************************************************** |
258 | ; Comments: |
258 | ; Comments: |
259 | ; Known to work with the following SIS900 ethernet cards: |
259 | ; Known to work with the following SIS900 ethernet cards: |
260 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x91 |
260 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x91 |
261 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x90 |
261 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x90 |
262 | ; |
262 | ; |
263 | ; If your card is not listed, try it and let me know if it |
263 | ; If your card is not listed, try it and let me know if it |
264 | ; functions properly and it will be aded to the list. If not |
264 | ; functions properly and it will be aded to the list. If not |
265 | ; we may be able to add support for it. |
265 | ; we may be able to add support for it. |
266 | ; |
266 | ; |
267 | ; ToDo: |
267 | ; ToDo: |
268 | ; - Enable MII interface for reading speed |
268 | ; - Enable MII interface for reading speed |
269 | ; and duplex settings. |
269 | ; and duplex settings. |
270 | ; - Update receive routine to support packet fragmentation. |
270 | ; - Update receive routine to support packet fragmentation. |
271 | ; - Add additional support for other sis900 based cards |
271 | ; - Add additional support for other sis900 based cards |
272 | ; |
272 | ; |
273 | ;******************************************************************** |
273 | ;******************************************************************** |
274 | 274 | ||
275 | ETH_ALEN equ 6 ; Size of Ethernet address |
275 | ETH_ALEN equ 6 ; Size of Ethernet address |
276 | ETH_HLEN equ 14 ; Size of ethernet header |
276 | ETH_HLEN equ 14 ; Size of ethernet header |
277 | ETH_ZLEN equ 60 ; Minimum packet length |
277 | ETH_ZLEN equ 60 ; Minimum packet length |
278 | DSIZE equ 0x00000fff |
278 | DSIZE equ 0x00000fff |
279 | CRC_SIZE equ 4 |
279 | CRC_SIZE equ 4 |
280 | RFADDR_shift equ 16 |
280 | RFADDR_shift equ 16 |
281 | 281 | ||
282 | ; Symbolic offsets to registers. |
282 | ; Symbolic offsets to registers. |
283 | cr equ 0x0 ; Command Register |
283 | cr equ 0x0 ; Command Register |
284 | cfg equ 0x4 ; Configuration Register |
284 | cfg equ 0x4 ; Configuration Register |
285 | mear equ 0x8 ; EEPROM Access Register |
285 | mear equ 0x8 ; EEPROM Access Register |
286 | ptscr equ 0xc ; PCI Test Control Register |
286 | ptscr equ 0xc ; PCI Test Control Register |
287 | isr equ 0x10 ; Interrupt Status Register |
287 | isr equ 0x10 ; Interrupt Status Register |
288 | imr equ 0x14 ; Interrupt Mask Register |
288 | imr equ 0x14 ; Interrupt Mask Register |
289 | ier equ 0x18 ; Interrupt Enable Register |
289 | ier equ 0x18 ; Interrupt Enable Register |
290 | epar equ 0x18 ; Enhanced PHY Access Register |
290 | epar equ 0x18 ; Enhanced PHY Access Register |
291 | txdp equ 0x20 ; Transmit Descriptor Pointer Register |
291 | txdp equ 0x20 ; Transmit Descriptor Pointer Register |
292 | txcfg equ 0x24 ; Transmit Configuration Register |
292 | txcfg equ 0x24 ; Transmit Configuration Register |
293 | rxdp equ 0x30 ; Receive Descriptor Pointer Register |
293 | rxdp equ 0x30 ; Receive Descriptor Pointer Register |
294 | rxcfg equ 0x34 ; Receive Configuration Register |
294 | rxcfg equ 0x34 ; Receive Configuration Register |
295 | flctrl equ 0x38 ; Flow Control Register |
295 | flctrl equ 0x38 ; Flow Control Register |
296 | rxlen equ 0x3c ; Receive Packet Length Register |
296 | rxlen equ 0x3c ; Receive Packet Length Register |
297 | rfcr equ 0x48 ; Receive Filter Control Register |
297 | rfcr equ 0x48 ; Receive Filter Control Register |
298 | rfdr equ 0x4C ; Receive Filter Data Register |
298 | rfdr equ 0x4C ; Receive Filter Data Register |
299 | pmctrl equ 0xB0 ; Power Management Control Register |
299 | pmctrl equ 0xB0 ; Power Management Control Register |
300 | pmer equ 0xB4 ; Power Management Wake-up Event Register |
300 | pmer equ 0xB4 ; Power Management Wake-up Event Register |
301 | 301 | ||
302 | ; Command Register Bits |
302 | ; Command Register Bits |
303 | RELOAD equ 0x00000400 |
303 | RELOAD equ 0x00000400 |
304 | ACCESSMODE equ 0x00000200 |
304 | ACCESSMODE equ 0x00000200 |
305 | RESET equ 0x00000100 |
305 | RESET equ 0x00000100 |
306 | SWI equ 0x00000080 |
306 | SWI equ 0x00000080 |
307 | RxRESET equ 0x00000020 |
307 | RxRESET equ 0x00000020 |
308 | TxRESET equ 0x00000010 |
308 | TxRESET equ 0x00000010 |
309 | RxDIS equ 0x00000008 |
309 | RxDIS equ 0x00000008 |
310 | RxENA equ 0x00000004 |
310 | RxENA equ 0x00000004 |
311 | TxDIS equ 0x00000002 |
311 | TxDIS equ 0x00000002 |
312 | TxENA equ 0x00000001 |
312 | TxENA equ 0x00000001 |
313 | 313 | ||
314 | ; Configuration Register Bits |
314 | ; Configuration Register Bits |
315 | DESCRFMT equ 0x00000100 ; 7016 specific |
315 | DESCRFMT equ 0x00000100 ; 7016 specific |
316 | REQALG equ 0x00000080 |
316 | REQALG equ 0x00000080 |
317 | SB equ 0x00000040 |
317 | SB equ 0x00000040 |
318 | POW equ 0x00000020 |
318 | POW equ 0x00000020 |
319 | EXD equ 0x00000010 |
319 | EXD equ 0x00000010 |
320 | PESEL equ 0x00000008 |
320 | PESEL equ 0x00000008 |
321 | LPM equ 0x00000004 |
321 | LPM equ 0x00000004 |
322 | BEM equ 0x00000001 |
322 | BEM equ 0x00000001 |
323 | RND_CNT equ 0x00000400 |
323 | RND_CNT equ 0x00000400 |
324 | FAIR_BACKOFF equ 0x00000200 |
324 | FAIR_BACKOFF equ 0x00000200 |
325 | EDB_MASTER_EN equ 0x00002000 |
325 | EDB_MASTER_EN equ 0x00002000 |
326 | 326 | ||
327 | ; Eeprom Access Reigster Bits |
327 | ; Eeprom Access Reigster Bits |
328 | MDC equ 0x00000040 |
328 | MDC equ 0x00000040 |
329 | MDDIR equ 0x00000020 |
329 | MDDIR equ 0x00000020 |
330 | MDIO equ 0x00000010 ; 7016 specific |
330 | MDIO equ 0x00000010 ; 7016 specific |
331 | EECS equ 0x00000008 |
331 | EECS equ 0x00000008 |
332 | EECLK equ 0x00000004 |
332 | EECLK equ 0x00000004 |
333 | EEDO equ 0x00000002 |
333 | EEDO equ 0x00000002 |
334 | EEDI equ 0x00000001 |
334 | EEDI equ 0x00000001 |
335 | 335 | ||
336 | ; TX Configuration Register Bits |
336 | ; TX Configuration Register Bits |
337 | ATP equ 0x10000000 ;Automatic Transmit Padding |
337 | ATP equ 0x10000000 ;Automatic Transmit Padding |
338 | MLB equ 0x20000000 ;Mac Loopback Enable |
338 | MLB equ 0x20000000 ;Mac Loopback Enable |
339 | HBI equ 0x40000000 ;HeartBeat Ignore (Req for full-dup) |
339 | HBI equ 0x40000000 ;HeartBeat Ignore (Req for full-dup) |
340 | CSI equ 0x80000000 ;CarrierSenseIgnore (Req for full-du |
340 | CSI equ 0x80000000 ;CarrierSenseIgnore (Req for full-du |
341 | 341 | ||
342 | ; RX Configuration Register Bits |
342 | ; RX Configuration Register Bits |
343 | AJAB equ 0x08000000 ; |
343 | AJAB equ 0x08000000 ; |
344 | ATX equ 0x10000000 ;Accept Transmit Packets |
344 | ATX equ 0x10000000 ;Accept Transmit Packets |
345 | ARP equ 0x40000000 ;accept runt packets (<64bytes) |
345 | ARP equ 0x40000000 ;accept runt packets (<64bytes) |
346 | AEP equ 0x80000000 ;accept error packets |
346 | AEP equ 0x80000000 ;accept error packets |
347 | 347 | ||
348 | ; Interrupt Reigster Bits |
348 | ; Interrupt Reigster Bits |
349 | WKEVT equ 0x10000000 |
349 | WKEVT equ 0x10000000 |
350 | TxPAUSEEND equ 0x08000000 |
350 | TxPAUSEEND equ 0x08000000 |
351 | TxPAUSE equ 0x04000000 |
351 | TxPAUSE equ 0x04000000 |
352 | TxRCMP equ 0x02000000 |
352 | TxRCMP equ 0x02000000 |
353 | RxRCMP equ 0x01000000 |
353 | RxRCMP equ 0x01000000 |
354 | DPERR equ 0x00800000 |
354 | DPERR equ 0x00800000 |
355 | SSERR equ 0x00400000 |
355 | SSERR equ 0x00400000 |
356 | RMABT equ 0x00200000 |
356 | RMABT equ 0x00200000 |
357 | RTABT equ 0x00100000 |
357 | RTABT equ 0x00100000 |
358 | RxSOVR equ 0x00010000 |
358 | RxSOVR equ 0x00010000 |
359 | HIBERR equ 0x00008000 |
359 | HIBERR equ 0x00008000 |
360 | SWINT equ 0x00001000 |
360 | SWINT equ 0x00001000 |
361 | MIBINT equ 0x00000800 |
361 | MIBINT equ 0x00000800 |
362 | TxURN equ 0x00000400 |
362 | TxURN equ 0x00000400 |
363 | TxIDLE equ 0x00000200 |
363 | TxIDLE equ 0x00000200 |
364 | TxERR equ 0x00000100 |
364 | TxERR equ 0x00000100 |
365 | TxDESC equ 0x00000080 |
365 | TxDESC equ 0x00000080 |
366 | TxOK equ 0x00000040 |
366 | TxOK equ 0x00000040 |
367 | RxORN equ 0x00000020 |
367 | RxORN equ 0x00000020 |
368 | RxIDLE equ 0x00000010 |
368 | RxIDLE equ 0x00000010 |
369 | RxEARLY equ 0x00000008 |
369 | RxEARLY equ 0x00000008 |
370 | RxERR equ 0x00000004 |
370 | RxERR equ 0x00000004 |
371 | RxDESC equ 0x00000002 |
371 | RxDESC equ 0x00000002 |
372 | RxOK equ 0x00000001 |
372 | RxOK equ 0x00000001 |
373 | 373 | ||
374 | ; Interrupt Enable Register Bits |
374 | ; Interrupt Enable Register Bits |
375 | IE equ RxOK + TxOK |
375 | IE equ RxOK + TxOK |
376 | 376 | ||
377 | ; Revision ID |
377 | ; Revision ID |
378 | SIS900B_900_REV equ 0x03 |
378 | SIS900B_900_REV equ 0x03 |
379 | SIS630A_900_REV equ 0x80 |
379 | SIS630A_900_REV equ 0x80 |
380 | SIS630E_900_REV equ 0x81 |
380 | SIS630E_900_REV equ 0x81 |
381 | SIS630S_900_REV equ 0x82 |
381 | SIS630S_900_REV equ 0x82 |
382 | SIS630EA1_900_REV equ 0x83 |
382 | SIS630EA1_900_REV equ 0x83 |
383 | SIS630ET_900_REV equ 0x84 |
383 | SIS630ET_900_REV equ 0x84 |
384 | SIS635A_900_REV equ 0x90 |
384 | SIS635A_900_REV equ 0x90 |
385 | SIS900_960_REV equ 0x91 |
385 | SIS900_960_REV equ 0x91 |
386 | 386 | ||
387 | ; Receive Filter Control Register Bits |
387 | ; Receive Filter Control Register Bits |
388 | RFEN equ 0x80000000 |
388 | RFEN equ 0x80000000 |
389 | RFAAB equ 0x40000000 |
389 | RFAAB equ 0x40000000 |
390 | RFAAM equ 0x20000000 |
390 | RFAAM equ 0x20000000 |
391 | RFAAP equ 0x10000000 |
391 | RFAAP equ 0x10000000 |
392 | RFPromiscuous equ 0x70000000 |
392 | RFPromiscuous equ 0x70000000 |
393 | 393 | ||
394 | ; Reveive Filter Data Mask |
394 | ; Reveive Filter Data Mask |
395 | RFDAT equ 0x0000FFFF |
395 | RFDAT equ 0x0000FFFF |
396 | 396 | ||
397 | ; Eeprom Address |
397 | ; Eeprom Address |
398 | EEPROMSignature equ 0x00 |
398 | EEPROMSignature equ 0x00 |
399 | EEPROMVendorID equ 0x02 |
399 | EEPROMVendorID equ 0x02 |
400 | EEPROMDeviceID equ 0x03 |
400 | EEPROMDeviceID equ 0x03 |
401 | EEPROMMACAddr equ 0x08 |
401 | EEPROMMACAddr equ 0x08 |
402 | EEPROMChecksum equ 0x0b |
402 | EEPROMChecksum equ 0x0b |
403 | 403 | ||
404 | ;The EEPROM commands include the alway-set leading bit. |
404 | ;The EEPROM commands include the alway-set leading bit. |
405 | EEread equ 0x0180 |
405 | EEread equ 0x0180 |
406 | EEwrite equ 0x0140 |
406 | EEwrite equ 0x0140 |
407 | EEerase equ 0x01C0 |
407 | EEerase equ 0x01C0 |
408 | EEwriteEnable equ 0x0130 |
408 | EEwriteEnable equ 0x0130 |
409 | EEwriteDisable equ 0x0100 |
409 | EEwriteDisable equ 0x0100 |
410 | EEeraseAll equ 0x0120 |
410 | EEeraseAll equ 0x0120 |
411 | EEwriteAll equ 0x0110 |
411 | EEwriteAll equ 0x0110 |
412 | EEaddrMask equ 0x013F |
412 | EEaddrMask equ 0x013F |
413 | EEcmdShift equ 16 |
413 | EEcmdShift equ 16 |
414 | 414 | ||
415 | ;For SiS962 or SiS963, request the eeprom software access |
415 | ;For SiS962 or SiS963, request the eeprom software access |
416 | EEREQ equ 0x00000400 |
416 | EEREQ equ 0x00000400 |
417 | EEDONE equ 0x00000200 |
417 | EEDONE equ 0x00000200 |
418 | EEGNT equ 0x00000100 |
418 | EEGNT equ 0x00000100 |
419 | 419 | ||
420 | 420 | ||
421 | ;*************************************************************************** |
421 | ;*************************************************************************** |
422 | ; |
422 | ; |
423 | ; probe |
423 | ; probe |
424 | ; |
424 | ; |
425 | ; Searches for an ethernet card, enables it and clears the rx buffer |
425 | ; Searches for an ethernet card, enables it and clears the rx buffer |
426 | ; |
426 | ; |
427 | ; TODO: probe mii transceivers |
427 | ; TODO: probe mii transceivers |
428 | ; |
428 | ; |
429 | ;*************************************************************************** |
429 | ;*************************************************************************** |
430 | align 4 |
430 | align 4 |
431 | probe: |
431 | probe: |
432 | 432 | ||
433 | stdcall PciWrite8, dword [device.pci_bus], dword [device.pci_dev], 0x40, 0 ; Wake Up Chip |
433 | stdcall PciWrite8, dword [device.pci_bus], dword [device.pci_dev], 0x40, 0 ; Wake Up Chip |
434 | 434 | ||
435 | make_bus_master [device.pci_bus], [device.pci_dev] |
435 | make_bus_master [device.pci_bus], [device.pci_dev] |
436 | 436 | ||
437 | ; Get Card Revision |
437 | ; Get Card Revision |
438 | stdcall PciRead8, dword [device.pci_bus], dword [device.pci_dev], 0x08 |
438 | stdcall PciRead8, dword [device.pci_bus], dword [device.pci_dev], 0x08 |
439 | mov [pci_revision], al ; save the revision for later use |
439 | mov [device.pci_revision], al ; save the revision for later use |
440 | 440 | ||
441 | ; Look up through the specific_table |
441 | ; Look up through the specific_table |
442 | mov esi, specific_table |
442 | mov esi, specific_table |
443 | .loop: |
443 | .loop: |
444 | cmp dword [esi], 0 ; Check if we reached end of the list |
444 | cmp dword [esi], 0 ; Check if we reached end of the list |
445 | je .error |
445 | je .error |
446 | cmp al, [esi] ; Check if revision is OK |
446 | cmp al, [esi] ; Check if revision is OK |
447 | je .ok |
447 | je .ok |
448 | add esi, 12 ; Advance to next entry |
448 | add esi, 12 ; Advance to next entry |
449 | jmp .loop |
449 | jmp .loop |
450 | 450 | ||
451 | .error: |
451 | .error: |
452 | DEBUGF 1, "Device not supported!\n" |
452 | DEBUGF 1, "Device not supported!\n" |
453 | or eax, -1 |
453 | or eax, -1 |
454 | ret |
454 | ret |
455 | 455 | ||
456 | ; Find Get Mac Function |
456 | ; Find Get Mac Function |
457 | .ok: |
457 | .ok: |
458 | mov eax, [esi+4] ; Get pointer to "get MAC" function |
458 | mov eax, [esi+4] ; Get pointer to "get MAC" function |
459 | mov [get_mac_func], eax |
459 | mov [get_mac_func], eax |
460 | mov eax, [esi+8] ; Get pointer to special initialization fn |
460 | mov eax, [esi+8] ; Get pointer to special initialization fn |
461 | mov [special_func], eax |
461 | mov [special_func], eax |
462 | 462 | ||
463 | ; Get MAC |
463 | ; Get MAC |
464 | call [get_mac_func] |
464 | call [get_mac_func] |
465 | 465 | ||
466 | ; Call special initialization fn if requested |
466 | ; Call special initialization fn if requested |
467 | 467 | ||
468 | cmp [special_func],0 |
468 | cmp [special_func],0 |
469 | je @f |
469 | je @f |
470 | call [special_func] |
470 | call [special_func] |
471 | @@: |
471 | @@: |
472 | 472 | ||
473 | ; Set table entries |
473 | ; Set table entries |
474 | 474 | ||
475 | mov byte [table_entries], 16 |
475 | mov byte [table_entries], 16 |
476 | cmp [pci_revision], SIS635A_900_REV |
476 | cmp [pci_revision], SIS635A_900_REV |
477 | jae @f |
477 | jae @f |
478 | cmp [pci_revision], SIS900B_900_REV |
478 | cmp [pci_revision], SIS900B_900_REV |
479 | je @f |
479 | je @f |
480 | mov byte [table_entries], 8 |
480 | mov byte [table_entries], 8 |
481 | @@: |
481 | @@: |
482 | 482 | ||
483 | ; TODO: Probe for mii transceiver |
483 | ; TODO: Probe for mii transceiver |
484 | 484 | ||
485 | 485 | ||
486 | ;*************************************************************************** |
486 | ;*************************************************************************** |
487 | ; |
487 | ; |
488 | ; init |
488 | ; init |
489 | ; |
489 | ; |
490 | ; resets the ethernet controller chip and various |
490 | ; resets the ethernet controller chip and various |
491 | ; data structures required for sending and receiving packets. |
491 | ; data structures required for sending and receiving packets. |
492 | ; |
492 | ; |
493 | ;*************************************************************************** |
493 | ;*************************************************************************** |
494 | align 4 |
494 | align 4 |
495 | init: |
495 | init: |
496 | 496 | ||
497 | call reset |
497 | call reset |
498 | call init_rxfilter |
498 | call init_rxfilter |
499 | call init_txd |
499 | call init_txd |
500 | call init_rxd |
500 | call init_rxd |
501 | call set_rx_mode |
501 | call set_rx_mode |
502 | call set_tx_mode |
502 | call set_tx_mode |
503 | ;call check_mode |
503 | ;call check_mode |
504 | 504 | ||
505 | ; enable interrupts on packet receive |
505 | ; enable interrupts on packet receive |
506 | 506 | ||
507 | xor eax, eax |
507 | xor eax, eax |
508 | inc eax ; eax = 1 = RxOK |
508 | inc eax ; eax = 1 = RxOK |
509 | set_io 0 |
509 | set_io 0 |
510 | set_io imr |
510 | set_io imr |
511 | out dx, eax |
511 | out dx, eax |
512 | 512 | ||
513 | ; globally enable interrupts |
513 | ; globally enable interrupts |
514 | 514 | ||
515 | set_io ier |
515 | set_io ier |
516 | out dx, eax ; eax is still 1 |
516 | out dx, eax ; eax is still 1 |
517 | xor eax, eax |
517 | xor eax, eax |
518 | 518 | ||
519 | mov [device.mtu], 1514 |
519 | mov [device.mtu], 1514 |
520 | 520 | ||
521 | ret |
521 | ret |
522 | 522 | ||
523 | ;*************************************************************************** |
523 | ;*************************************************************************** |
524 | ; |
524 | ; |
525 | ; reset |
525 | ; reset |
526 | ; |
526 | ; |
527 | ; disables interrupts and soft resets the controller chip |
527 | ; disables interrupts and soft resets the controller chip |
528 | ; |
528 | ; |
529 | ;*************************************************************************** |
529 | ;*************************************************************************** |
530 | align 4 |
530 | align 4 |
531 | reset: |
531 | reset: |
532 | movzx eax, [device.irq_line] |
532 | movzx eax, [device.irq_line] |
533 | stdcall AttachIntHandler, eax, int_handler, 0 |
533 | stdcall AttachIntHandler, eax, int_handler, 0 |
534 | 534 | ||
535 | ;-------------------------------------------- |
535 | ;-------------------------------------------- |
536 | ; Disable Interrupts and reset Receive Filter |
536 | ; Disable Interrupts and reset Receive Filter |
537 | 537 | ||
538 | set_io 0 |
538 | set_io 0 |
539 | set_io ier |
539 | set_io ier |
540 | xor eax, eax |
540 | xor eax, eax |
541 | out dx, eax |
541 | out dx, eax |
542 | 542 | ||
543 | set_io imr |
543 | set_io imr |
544 | out dx, eax |
544 | out dx, eax |
545 | 545 | ||
546 | set_io rfcr |
546 | set_io rfcr |
547 | out dx, eax |
547 | out dx, eax |
548 | 548 | ||
549 | ;----------- |
549 | ;----------- |
550 | ; Reset Card |
550 | ; Reset Card |
551 | 551 | ||
552 | set_io cr |
552 | set_io cr |
553 | in eax, dx ; Get current Command Register |
553 | in eax, dx ; Get current Command Register |
554 | or eax, RESET + RxRESET + TxRESET ; set flags |
554 | or eax, RESET + RxRESET + TxRESET ; set flags |
555 | out dx, eax ; Write new Command Register |
555 | out dx, eax ; Write new Command Register |
556 | 556 | ||
557 | ;---------- |
557 | ;---------- |
558 | ; Wait loop |
558 | ; Wait loop |
559 | 559 | ||
560 | set_io isr |
560 | set_io isr |
561 | mov ecx, 1000 |
561 | mov ecx, 1000 |
562 | .loop: |
562 | .loop: |
563 | dec ecx |
563 | dec ecx |
564 | jz .error |
564 | jz .error |
565 | in eax, dx ; move interrup status to eax |
565 | in eax, dx ; move interrup status to eax |
566 | cmp eax, 0x03000000 |
566 | cmp eax, 0x03000000 |
567 | jne .loop |
567 | jne .loop |
568 | 568 | ||
569 | ;------------------------------------------------------ |
569 | ;------------------------------------------------------ |
570 | ; Set Configuration Register depending on Card Revision |
570 | ; Set Configuration Register depending on Card Revision |
571 | 571 | ||
572 | set_io cfg |
572 | set_io cfg |
573 | mov eax, PESEL ; Configuration Register Bit |
573 | mov eax, PESEL ; Configuration Register Bit |
574 | cmp [pci_revision], SIS635A_900_REV |
574 | cmp [pci_revision], SIS635A_900_REV |
575 | je .match |
575 | je .match |
576 | cmp [pci_revision], SIS900B_900_REV ; Check card revision |
576 | cmp [pci_revision], SIS900B_900_REV ; Check card revision |
577 | je .match |
577 | je .match |
578 | out dx, eax ; no revision match |
578 | out dx, eax ; no revision match |
579 | jmp .done |
579 | jmp .done |
580 | 580 | ||
581 | .match: ; Revision match |
581 | .match: ; Revision match |
582 | or eax, RND_CNT ; Configuration Register Bit |
582 | or eax, RND_CNT ; Configuration Register Bit |
583 | out dx, eax |
583 | out dx, eax |
584 | 584 | ||
585 | .done: |
585 | .done: |
586 | xor eax, eax |
586 | xor eax, eax |
587 | ret |
587 | ret |
588 | 588 | ||
589 | .error: |
589 | .error: |
590 | DEBUGF 1, "Reset failed!\n" |
590 | DEBUGF 1, "Reset failed!\n" |
591 | or eax, -1 |
591 | or eax, -1 |
592 | ret |
592 | ret |
593 | 593 | ||
594 | 594 | ||
595 | ;*************************************************************************** |
595 | ;*************************************************************************** |
596 | ; |
596 | ; |
597 | ; sis_init_rxfilter |
597 | ; sis_init_rxfilter |
598 | ; |
598 | ; |
599 | ; sets receive filter address to our MAC address |
599 | ; sets receive filter address to our MAC address |
600 | ; |
600 | ; |
601 | ;*************************************************************************** |
601 | ;*************************************************************************** |
602 | align 4 |
602 | align 4 |
603 | init_rxfilter: |
603 | init_rxfilter: |
604 | 604 | ||
605 | ;------------------------------------ |
605 | ;------------------------------------ |
606 | ; Get Receive Filter Control Register |
606 | ; Get Receive Filter Control Register |
607 | 607 | ||
608 | set_io 0 |
608 | set_io 0 |
609 | set_io rfcr |
609 | set_io rfcr |
610 | in eax, dx |
610 | in eax, dx |
611 | push eax |
611 | push eax |
612 | 612 | ||
613 | ;----------------------------------------------- |
613 | ;----------------------------------------------- |
614 | ; disable packet filtering before setting filter |
614 | ; disable packet filtering before setting filter |
615 | 615 | ||
616 | and eax, not RFEN |
616 | and eax, not RFEN |
617 | out dx, eax |
617 | out dx, eax |
618 | 618 | ||
619 | ;-------------------------------------- |
619 | ;-------------------------------------- |
620 | ; load MAC addr to filter data register |
620 | ; load MAC addr to filter data register |
621 | 621 | ||
622 | xor ecx, ecx |
622 | xor ecx, ecx |
623 | RXINT_Mac_Write: ; high word of eax tells card which mac byte to write |
623 | RXINT_Mac_Write: ; high word of eax tells card which mac byte to write |
624 | mov eax, ecx |
624 | mov eax, ecx |
625 | set_io 0 |
625 | set_io 0 |
626 | set_io rfcr |
626 | set_io rfcr |
627 | shl eax, 16 ; |
627 | shl eax, 16 ; |
628 | out dx, eax ; |
628 | out dx, eax ; |
629 | set_io rfdr |
629 | set_io rfdr |
630 | mov ax, word [device.mac+ecx*2] ; Get Mac ID word |
630 | mov ax, word [device.mac+ecx*2] ; Get Mac ID word |
631 | out dx, ax ; Send Mac ID |
631 | out dx, ax ; Send Mac ID |
632 | inc cl ; send next word |
632 | inc cl ; send next word |
633 | cmp cl, 3 ; more to send? |
633 | cmp cl, 3 ; more to send? |
634 | jne RXINT_Mac_Write |
634 | jne RXINT_Mac_Write |
635 | 635 | ||
636 | ;------------------------ |
636 | ;------------------------ |
637 | ; enable packet filtering |
637 | ; enable packet filtering |
638 | 638 | ||
639 | pop eax ;old register value |
639 | pop eax ;old register value |
640 | set_io rfcr |
640 | set_io rfcr |
641 | or eax, RFEN ;enable filtering |
641 | or eax, RFEN ;enable filtering |
642 | out dx, eax ;set register |
642 | out dx, eax ;set register |
643 | 643 | ||
644 | ret |
644 | ret |
645 | 645 | ||
646 | ;*************************************************************************** |
646 | ;*************************************************************************** |
647 | ; |
647 | ; |
648 | ; init_txd |
648 | ; init_txd |
649 | ; |
649 | ; |
650 | ; initializes the Tx descriptor |
650 | ; initializes the Tx descriptor |
651 | ; |
651 | ; |
652 | ;*************************************************************************** |
652 | ;*************************************************************************** |
653 | align 4 |
653 | align 4 |
654 | init_txd: |
654 | init_txd: |
655 | 655 | ||
656 | ;------------------------- |
656 | ;------------------------- |
657 | ; initialize TX descriptor |
657 | ; initialize TX descriptor |
658 | 658 | ||
659 | mov dword [device.txd], 0 ; put link to next descriptor in link field |
659 | mov dword [device.txd], 0 ; put link to next descriptor in link field |
660 | mov dword [device.txd+4], 0 ; clear status field |
660 | mov dword [device.txd+4], 0 ; clear status field |
661 | mov dword [device.txd+8], 0 ; ptr to buffer |
661 | mov dword [device.txd+8], 0 ; ptr to buffer |
662 | 662 | ||
663 | ;---------------------------------- |
663 | ;---------------------------------- |
664 | ; load Transmit Descriptor Register |
664 | ; load Transmit Descriptor Register |
665 | 665 | ||
666 | set_io 0 |
666 | set_io 0 |
667 | set_io txdp ; TX Descriptor Pointer |
667 | set_io txdp ; TX Descriptor Pointer |
668 | lea eax, [device.txd] |
668 | lea eax, [device.txd] |
669 | GetRealAddr |
669 | GetRealAddr |
670 | out dx, eax ; move the pointer |
670 | out dx, eax ; move the pointer |
671 | 671 | ||
672 | ret |
672 | ret |
673 | 673 | ||
674 | ;*************************************************************************** |
674 | ;*************************************************************************** |
675 | ; |
675 | ; |
676 | ; init_rxd |
676 | ; init_rxd |
677 | ; |
677 | ; |
678 | ; initializes the Rx descriptor ring |
678 | ; initializes the Rx descriptor ring |
679 | ; |
679 | ; |
680 | ;*************************************************************************** |
680 | ;*************************************************************************** |
681 | align 4 |
681 | align 4 |
682 | init_rxd: |
682 | init_rxd: |
683 | 683 | ||
684 | ; init RX descriptors |
684 | ; init RX descriptors |
685 | mov ecx, NUM_RX_DESC |
685 | mov ecx, NUM_RX_DESC |
686 | lea esi, [device.rxd] |
686 | lea esi, [device.rxd] |
687 | 687 | ||
688 | .loop: |
688 | .loop: |
689 | lea eax, [esi + 16] |
689 | lea eax, [esi + 16] |
690 | GetRealAddr |
690 | GetRealAddr |
691 | mov dword [esi+0], eax |
691 | mov dword [esi+0], eax |
692 | mov dword [esi+4], RX_BUFF_SZ |
692 | mov dword [esi+4], RX_BUFF_SZ |
693 | 693 | ||
694 | stdcall KernelAlloc, RX_BUFF_SZ |
694 | stdcall KernelAlloc, RX_BUFF_SZ |
695 | test eax, eax |
695 | test eax, eax |
696 | jz .fail |
696 | jz .fail |
697 | mov dword [esi+12], eax |
697 | mov dword [esi+12], eax |
698 | GetRealAddr |
698 | GetRealAddr |
699 | mov dword [esi+8], eax |
699 | mov dword [esi+8], eax |
700 | add esi, 16 |
700 | add esi, 16 |
701 | loop .loop |
701 | loop .loop |
702 | 702 | ||
703 | lea eax, [device.rxd] |
703 | lea eax, [device.rxd] |
704 | GetRealAddr |
704 | GetRealAddr |
705 | mov dword [esi - 16], eax ; correct last descriptor link ptr |
705 | mov dword [esi - 16], eax ; correct last descriptor link ptr |
706 | 706 | ||
707 | ; And output ptr to first desc, to device |
707 | ; And output ptr to first desc, to device |
708 | 708 | ||
709 | set_io 0 |
709 | set_io 0 |
710 | set_io rxdp |
710 | set_io rxdp |
711 | out dx, eax |
711 | out dx, eax |
712 | 712 | ||
713 | mov [device.cur_rx], 0 ; Set curent rx discriptor to 0 |
713 | mov [device.cur_rx], 0 ; Set curent rx discriptor to 0 |
714 | 714 | ||
715 | .fail: ;;; TODO: abort instead! |
715 | .fail: ;;; TODO: abort instead! |
716 | ret |
716 | ret |
717 | 717 | ||
718 | 718 | ||
719 | ;*************************************************************************** |
719 | ;*************************************************************************** |
720 | ; |
720 | ; |
721 | ; set_tx_mode |
721 | ; set_tx_mode |
722 | ; |
722 | ; |
723 | ; sets the transmit mode to allow for full duplex |
723 | ; sets the transmit mode to allow for full duplex |
724 | ; |
724 | ; |
725 | ; If you are having problems transmitting packet try changing the |
725 | ; If you are having problems transmitting packet try changing the |
726 | ; Max DMA Burst, Possible settings are as follows: |
726 | ; Max DMA Burst, Possible settings are as follows: |
727 | ; |
727 | ; |
728 | ; 0x00000000 = 512 bytes |
728 | ; 0x00000000 = 512 bytes |
729 | ; 0x00100000 = 4 bytes |
729 | ; 0x00100000 = 4 bytes |
730 | ; 0x00200000 = 8 bytes |
730 | ; 0x00200000 = 8 bytes |
731 | ; 0x00300000 = 16 bytes |
731 | ; 0x00300000 = 16 bytes |
732 | ; 0x00400000 = 32 bytes |
732 | ; 0x00400000 = 32 bytes |
733 | ; 0x00500000 = 64 bytes |
733 | ; 0x00500000 = 64 bytes |
734 | ; 0x00600000 = 128 bytes |
734 | ; 0x00600000 = 128 bytes |
735 | ; 0x00700000 = 256 bytes |
735 | ; 0x00700000 = 256 bytes |
736 | ; |
736 | ; |
737 | ;*************************************************************************** |
737 | ;*************************************************************************** |
738 | align 4 |
738 | align 4 |
739 | set_tx_mode: |
739 | set_tx_mode: |
740 | 740 | ||
741 | set_io 0 |
741 | set_io 0 |
742 | set_io cr |
742 | set_io cr |
743 | in eax, dx ; Get current Command Register |
743 | in eax, dx ; Get current Command Register |
744 | or eax, TxENA ; Enable Receive |
744 | or eax, TxENA ; Enable Receive |
745 | out dx, eax |
745 | out dx, eax |
746 | 746 | ||
747 | set_io txcfg ; Transmit config Register offset |
747 | set_io txcfg ; Transmit config Register offset |
748 | mov eax, ATP + HBI + CSI +0x00600120 |
748 | mov eax, ATP + HBI + CSI +0x00600120 |
749 | ; allow automatic padding |
749 | ; allow automatic padding |
750 | ; allow heartbeat ignore |
750 | ; allow heartbeat ignore |
751 | ; allow carrier sense ignore |
751 | ; allow carrier sense ignore |
752 | ; Max DMA Burst (128 bytes) |
752 | ; Max DMA Burst (128 bytes) |
753 | ; TX Fill Threshold |
753 | ; TX Fill Threshold |
754 | ; TX Drain Threshold |
754 | ; TX Drain Threshold |
755 | out dx, eax |
755 | out dx, eax |
756 | 756 | ||
757 | ret |
757 | ret |
758 | 758 | ||
759 | ;*************************************************************************** |
759 | ;*************************************************************************** |
760 | ; |
760 | ; |
761 | ; set_rx_mode |
761 | ; set_rx_mode |
762 | ; |
762 | ; |
763 | ; sets the receive mode to accept all broadcast packets and packets |
763 | ; sets the receive mode to accept all broadcast packets and packets |
764 | ; with our MAC address, and reject all multicast packets. Also allows |
764 | ; with our MAC address, and reject all multicast packets. Also allows |
765 | ; full-duplex |
765 | ; full-duplex |
766 | ; |
766 | ; |
767 | ; If you are having problems receiving packet try changing the |
767 | ; If you are having problems receiving packet try changing the |
768 | ; Max DMA Burst, Possible settings are as follows: |
768 | ; Max DMA Burst, Possible settings are as follows: |
769 | ; |
769 | ; |
770 | ; 0x00000000 = 512 bytes |
770 | ; 0x00000000 = 512 bytes |
771 | ; 0x00100000 = 4 bytes |
771 | ; 0x00100000 = 4 bytes |
772 | ; 0x00200000 = 8 bytes |
772 | ; 0x00200000 = 8 bytes |
773 | ; 0x00300000 = 16 bytes |
773 | ; 0x00300000 = 16 bytes |
774 | ; 0x00400000 = 32 bytes |
774 | ; 0x00400000 = 32 bytes |
775 | ; 0x00500000 = 64 bytes |
775 | ; 0x00500000 = 64 bytes |
776 | ; 0x00600000 = 128 bytes |
776 | ; 0x00600000 = 128 bytes |
777 | ; 0x00700000 = 256 bytes |
777 | ; 0x00700000 = 256 bytes |
778 | ; |
778 | ; |
779 | ;*************************************************************************** |
779 | ;*************************************************************************** |
780 | align 4 |
780 | align 4 |
781 | set_rx_mode: |
781 | set_rx_mode: |
782 | 782 | ||
783 | ;---------------------------------------------- |
783 | ;---------------------------------------------- |
784 | ; update Multicast Hash Table in Receive Filter |
784 | ; update Multicast Hash Table in Receive Filter |
785 | 785 | ||
786 | xor cl, cl |
786 | xor cl, cl |
787 | .loop: |
787 | .loop: |
788 | set_io 0 |
788 | set_io 0 |
789 | set_io rfcr ; Receive Filter Control Reg offset |
789 | set_io rfcr ; Receive Filter Control Reg offset |
790 | mov eax, 4 ; determine table entry |
790 | mov eax, 4 ; determine table entry |
791 | add al, cl |
791 | add al, cl |
792 | shl eax, 16 |
792 | shl eax, 16 |
793 | out dx, eax ; tell card which entry to modify |
793 | out dx, eax ; tell card which entry to modify |
794 | 794 | ||
795 | set_io rfdr ; Receive Filter Control Reg offset |
795 | set_io rfdr ; Receive Filter Control Reg offset |
796 | mov eax, 0xffff ; entry value |
796 | mov eax, 0xffff ; entry value |
797 | out dx, ax ; write value to table in card |
797 | out dx, ax ; write value to table in card |
798 | 798 | ||
799 | inc cl ; next entry |
799 | inc cl ; next entry |
800 | cmp cl, [table_entries] |
800 | cmp cl, [table_entries] |
801 | jl .loop |
801 | jl .loop |
802 | 802 | ||
803 | ;------------------------------------ |
803 | ;------------------------------------ |
804 | ; Set Receive Filter Control Register |
804 | ; Set Receive Filter Control Register |
805 | 805 | ||
806 | set_io rfcr ; Receive Filter Control Register offset |
806 | set_io rfcr ; Receive Filter Control Register offset |
807 | mov eax, RFAAB + RFAAM + RFAAP + RFEN |
807 | mov eax, RFAAB + RFAAM + RFAAP + RFEN |
808 | ; accecpt all broadcast packets |
808 | ; accecpt all broadcast packets |
809 | ; accept all multicast packets |
809 | ; accept all multicast packets |
810 | ; Accept all packets |
810 | ; Accept all packets |
811 | ; enable receiver filter |
811 | ; enable receiver filter |
812 | out dx, eax |
812 | out dx, eax |
813 | ;---------------- |
813 | ;---------------- |
814 | ; Enable Receiver |
814 | ; Enable Receiver |
815 | 815 | ||
816 | set_io cr |
816 | set_io cr |
817 | in eax, dx ; Get current Command Register |
817 | in eax, dx ; Get current Command Register |
818 | or eax, RxENA ; Enable Receive |
818 | or eax, RxENA ; Enable Receive |
819 | out dx, eax |
819 | out dx, eax |
820 | 820 | ||
821 | ;------------------- |
821 | ;------------------- |
822 | ; Configure Receiver |
822 | ; Configure Receiver |
823 | 823 | ||
824 | set_io rxcfg ; Receive Config Register offset |
824 | set_io rxcfg ; Receive Config Register offset |
825 | mov eax, ATX + 0x00600002 |
825 | mov eax, ATX + 0x00600002 |
826 | ; Accept Transmit Packets |
826 | ; Accept Transmit Packets |
827 | ; (Req for full-duplex and PMD Loopback) |
827 | ; (Req for full-duplex and PMD Loopback) |
828 | ; Max DMA Burst |
828 | ; Max DMA Burst |
829 | ; RX Drain Threshold, 8X8 bytes or 64bytes |
829 | ; RX Drain Threshold, 8X8 bytes or 64bytes |
830 | out dx, eax |
830 | out dx, eax |
831 | 831 | ||
832 | ret |
832 | ret |
833 | 833 | ||
834 | ;*************************************************************************** |
834 | ;*************************************************************************** |
835 | ; |
835 | ; |
836 | ; SIS960_get_mac_addr: - Get MAC address for SiS962 or SiS963 model |
836 | ; SIS960_get_mac_addr: - Get MAC address for SiS962 or SiS963 model |
837 | ; |
837 | ; |
838 | ; SiS962 or SiS963 model, use EEPROM to store MAC address. |
838 | ; SiS962 or SiS963 model, use EEPROM to store MAC address. |
839 | ; EEPROM is shared by LAN and 1394. |
839 | ; EEPROM is shared by LAN and 1394. |
840 | ; When access EEPROM, send EEREQ signal to hardware first, and wait for EEGNT. |
840 | ; When access EEPROM, send EEREQ signal to hardware first, and wait for EEGNT. |
841 | ; If EEGNT is ON, EEPROM is permitted to be accessed by LAN, otherwise is not. |
841 | ; If EEGNT is ON, EEPROM is permitted to be accessed by LAN, otherwise is not. |
842 | ; After MAC address is read from EEPROM, send |
842 | ; After MAC address is read from EEPROM, send |
843 | ; EEDONE signal to refuse EEPROM access by LAN. |
843 | ; EEDONE signal to refuse EEPROM access by LAN. |
844 | ; The EEPROM map of SiS962 or SiS963 is different to SiS900. |
844 | ; The EEPROM map of SiS962 or SiS963 is different to SiS900. |
845 | ; The signature field in SiS962 or SiS963 spec is meaningless. |
845 | ; The signature field in SiS962 or SiS963 spec is meaningless. |
846 | ; |
846 | ; |
847 | ; Return 0 is EAX = failure |
847 | ; Return 0 is EAX = failure |
848 | ; |
848 | ; |
849 | ;*************************************************************************** |
849 | ;*************************************************************************** |
850 | align 4 |
850 | align 4 |
851 | SIS960_get_mac_addr: |
851 | SIS960_get_mac_addr: |
852 | 852 | ||
853 | ;------------------------------- |
853 | ;------------------------------- |
854 | ; Send Request for eeprom access |
854 | ; Send Request for eeprom access |
855 | 855 | ||
856 | set_io 0 |
856 | set_io 0 |
857 | set_io mear ; Eeprom access register |
857 | set_io mear ; Eeprom access register |
858 | mov eax, EEREQ ; Request access to eeprom |
858 | mov eax, EEREQ ; Request access to eeprom |
859 | out dx, eax ; Send request |
859 | out dx, eax ; Send request |
860 | 860 | ||
861 | ;----------------------------------------------------- |
861 | ;----------------------------------------------------- |
862 | ; Loop 4000 times and if access not granted, error out |
862 | ; Loop 4000 times and if access not granted, error out |
863 | 863 | ||
864 | mov ecx, 4000 |
864 | mov ecx, 4000 |
865 | .loop: |
865 | .loop: |
866 | in eax, dx ; get eeprom status |
866 | in eax, dx ; get eeprom status |
867 | test eax, EEGNT ; see if eeprom access granted flag is set |
867 | test eax, EEGNT ; see if eeprom access granted flag is set |
868 | jnz .got_access ; if it is, go access the eeprom |
868 | jnz .got_access ; if it is, go access the eeprom |
869 | loop .loop ; else keep waiting |
869 | loop .loop ; else keep waiting |
870 | 870 | ||
871 | DEBUGF 1, "Access to EEprom failed!\n", 0 |
871 | DEBUGF 1, "Access to EEprom failed!\n", 0 |
872 | 872 | ||
873 | set_io mear ; Eeprom access register |
873 | set_io mear ; Eeprom access register |
874 | mov eax, EEDONE ; tell eeprom we are done |
874 | mov eax, EEDONE ; tell eeprom we are done |
875 | out dx, eax |
875 | out dx, eax |
876 | 876 | ||
877 | or eax, -1 ; error |
877 | or eax, -1 ; error |
878 | ret |
878 | ret |
879 | 879 | ||
880 | .got_access: |
880 | .got_access: |
881 | 881 | ||
882 | ;------------------------------------------ |
882 | ;------------------------------------------ |
883 | ; EEprom access granted, read MAC from card |
883 | ; EEprom access granted, read MAC from card |
884 | 884 | ||
885 | ; zero based so 3-16 bit reads will take place |
885 | ; zero based so 3-16 bit reads will take place |
886 | 886 | ||
887 | mov ecx, 2 |
887 | mov ecx, 2 |
888 | .read_loop: |
888 | .read_loop: |
889 | mov eax, EEPROMMACAddr ; Base Mac Address |
889 | mov eax, EEPROMMACAddr ; Base Mac Address |
890 | add eax, ecx ; Current Mac Byte Offset |
890 | add eax, ecx ; Current Mac Byte Offset |
891 | push ecx |
891 | push ecx |
892 | call read_eeprom ; try to read 16 bits |
892 | call read_eeprom ; try to read 16 bits |
893 | pop ecx |
893 | pop ecx |
894 | mov word [device.mac+ecx*2], ax ; save 16 bits to the MAC ID varible |
894 | mov word [device.mac+ecx*2], ax ; save 16 bits to the MAC ID varible |
895 | dec ecx ; one less word to read |
895 | dec ecx ; one less word to read |
896 | jns .read_loop ; if more read more |
896 | jns .read_loop ; if more read more |
897 | mov eax, 1 ; return non-zero indicating success |
897 | mov eax, 1 ; return non-zero indicating success |
898 | 898 | ||
899 | DEBUGF 2,"%x-%x-%x-%x-%x-%x\n",[device.mac]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
899 | DEBUGF 2,"%x-%x-%x-%x-%x-%x\n",[device.mac]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
900 | 900 | ||
901 | ;------------------------------------- |
901 | ;------------------------------------- |
902 | ; Tell EEPROM We are Done Accessing It |
902 | ; Tell EEPROM We are Done Accessing It |
903 | 903 | ||
904 | .done: |
904 | .done: |
905 | set_io 0 |
905 | set_io 0 |
906 | set_io mear ; Eeprom access register |
906 | set_io mear ; Eeprom access register |
907 | mov eax, EEDONE ; tell eeprom we are done |
907 | mov eax, EEDONE ; tell eeprom we are done |
908 | out dx, eax |
908 | out dx, eax |
909 | 909 | ||
910 | xor eax, eax ; ok |
910 | xor eax, eax ; ok |
911 | ret |
911 | ret |
912 | 912 | ||
913 | 913 | ||
914 | 914 | ||
915 | 915 | ||
916 | ;*************************************************************************** |
916 | ;*************************************************************************** |
917 | ; |
917 | ; |
918 | ; get_mac_addr: - Get MAC address for stand alone SiS900 model |
918 | ; get_mac_addr: - Get MAC address for stand alone SiS900 model |
919 | ; |
919 | ; |
920 | ; Older SiS900 and friends, use EEPROM to store MAC address. |
920 | ; Older SiS900 and friends, use EEPROM to store MAC address. |
921 | ; |
921 | ; |
922 | ;*************************************************************************** |
922 | ;*************************************************************************** |
923 | align 4 |
923 | align 4 |
924 | get_mac_addr: |
924 | get_mac_addr: |
925 | 925 | ||
926 | ;------------------------------------ |
926 | ;------------------------------------ |
927 | ; check to see if we have sane EEPROM |
927 | ; check to see if we have sane EEPROM |
928 | 928 | ||
929 | mov eax, EEPROMSignature ; Base Eeprom Signature |
929 | mov eax, EEPROMSignature ; Base Eeprom Signature |
930 | call read_eeprom ; try to read 16 bits |
930 | call read_eeprom ; try to read 16 bits |
931 | cmp ax, 0xffff |
931 | cmp ax, 0xffff |
932 | je .err |
932 | je .err |
933 | test ax, ax |
933 | test ax, ax |
934 | je .err |
934 | je .err |
935 | 935 | ||
936 | ;----------- |
936 | ;----------- |
937 | ; Read MacID |
937 | ; Read MacID |
938 | 938 | ||
939 | ; zero based so 3-16 bit reads will take place |
939 | ; zero based so 3-16 bit reads will take place |
940 | 940 | ||
941 | mov ecx, 2 |
941 | mov ecx, 2 |
942 | .loop: |
942 | .loop: |
943 | mov eax, EEPROMMACAddr ;Base Mac Address |
943 | mov eax, EEPROMMACAddr ;Base Mac Address |
944 | add eax, ecx ;Current Mac Byte Offset |
944 | add eax, ecx ;Current Mac Byte Offset |
945 | push ecx |
945 | push ecx |
946 | call read_eeprom ;try to read 16 bits |
946 | call read_eeprom ;try to read 16 bits |
947 | pop ecx |
947 | pop ecx |
948 | mov word [device.mac+ecx*2], ax ;save 16 bits to the MAC ID storage |
948 | mov word [device.mac+ecx*2], ax ;save 16 bits to the MAC ID storage |
949 | dec ecx ;one less word to read |
949 | dec ecx ;one less word to read |
950 | jns mac_read_loop ;if more read more |
950 | jns mac_read_loop ;if more read more |
951 | 951 | ||
952 | DEBUGF 2,"%x-%x-%x-%x-%x-%x\n",[device.mac]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
952 | DEBUGF 2,"%x-%x-%x-%x-%x-%x\n",[device.mac]:2,[device.mac+1]:2,[device.mac+2]:2,[device.mac+3]:2,[device.mac+4]:2,[device.mac+5]:2 |
953 | 953 | ||
954 | xor eax, eax |
954 | xor eax, eax |
955 | ret |
955 | ret |
956 | 956 | ||
957 | 957 | ||
958 | .err: |
958 | .err: |
959 | DEBUGF 1, "Access to EEprom failed!\n", 0 |
959 | DEBUGF 1, "Access to EEprom failed!\n", 0 |
960 | 960 | ||
961 | or eax, -1 |
961 | or eax, -1 |
962 | ret |
962 | ret |
963 | 963 | ||
964 | 964 | ||
965 | ;*************************************************************************** |
965 | ;*************************************************************************** |
966 | ; |
966 | ; |
967 | ; Get_Mac_SIS635_900_REV: - Get MAC address for model 635 |
967 | ; Get_Mac_SIS635_900_REV: - Get MAC address for model 635 |
968 | ; |
968 | ; |
969 | ;*************************************************************************** |
969 | ;*************************************************************************** |
970 | align 4 |
970 | align 4 |
971 | Get_Mac_SIS635_900_REV: |
971 | Get_Mac_SIS635_900_REV: |
972 | 972 | ||
973 | set_io 0 |
973 | set_io 0 |
974 | set_io rfcr |
974 | set_io rfcr |
975 | in eax, dx |
975 | in eax, dx |
976 | mov edi, eax ; EDI=rfcrSave |
976 | mov edi, eax ; EDI=rfcrSave |
977 | 977 | ||
978 | set_io cr |
978 | set_io cr |
979 | or eax, RELOAD |
979 | or eax, RELOAD |
980 | out dx, eax |
980 | out dx, eax |
981 | 981 | ||
982 | xor eax, eax |
982 | xor eax, eax |
983 | out dx, eax |
983 | out dx, eax |
984 | 984 | ||
985 | ;----------------------------------------------- |
985 | ;----------------------------------------------- |
986 | ; Disable packet filtering before setting filter |
986 | ; Disable packet filtering before setting filter |
987 | 987 | ||
988 | set_io rfcr |
988 | set_io rfcr |
989 | mov eax, edi |
989 | mov eax, edi |
990 | and edi, not RFEN |
990 | and edi, not RFEN |
991 | out dx, eax |
991 | out dx, eax |
992 | 992 | ||
993 | ;--------------------------------- |
993 | ;--------------------------------- |
994 | ; Load MAC to filter data register |
994 | ; Load MAC to filter data register |
995 | 995 | ||
996 | mov ecx, 3 |
996 | mov ecx, 3 |
997 | lea edi, [device.mac] |
997 | lea edi, [device.mac] |
998 | .loop: |
998 | .loop: |
999 | set_io 0 |
999 | set_io 0 |
1000 | set_io rfcr |
1000 | set_io rfcr |
1001 | mov eax, ecx |
1001 | mov eax, ecx |
1002 | shl eax, RFADDR_shift |
1002 | shl eax, RFADDR_shift |
1003 | out dx, eax |
1003 | out dx, eax |
1004 | 1004 | ||
1005 | set_io rfdr |
1005 | set_io rfdr |
1006 | in eax, dx |
1006 | in eax, dx |
1007 | stosw |
1007 | stosw |
1008 | loop .loop |
1008 | loop .loop |
1009 | 1009 | ||
1010 | ;------------------------ |
1010 | ;------------------------ |
1011 | ; Enable packet filtering |
1011 | ; Enable packet filtering |
1012 | 1012 | ||
1013 | ; set_io rfcr |
1013 | ; set_io rfcr |
1014 | ; mov eax, edi |
1014 | ; mov eax, edi |
1015 | ; or eax, RFEN |
1015 | ; or eax, RFEN |
1016 | ; out dx, eax |
1016 | ; out dx, eax |
1017 | 1017 | ||
1018 | xor eax, eax |
1018 | xor eax, eax |
1019 | ret |
1019 | ret |
1020 | 1020 | ||
1021 | ;*************************************************************************** |
1021 | ;*************************************************************************** |
1022 | ; |
1022 | ; |
1023 | ; read_eeprom |
1023 | ; read_eeprom |
1024 | ; |
1024 | ; |
1025 | ; reads and returns a given location from EEPROM |
1025 | ; reads and returns a given location from EEPROM |
1026 | ; |
1026 | ; |
1027 | ; IN: si = addr |
1027 | ; IN: si = addr |
1028 | ; OUT: ax = data |
1028 | ; OUT: ax = data |
1029 | ; |
1029 | ; |
1030 | ;*************************************************************************** |
1030 | ;*************************************************************************** |
1031 | align 4 |
1031 | align 4 |
1032 | read_eeprom: |
1032 | read_eeprom: |
1033 | 1033 | ||
1034 | set_io 0 |
1034 | set_io 0 |
1035 | set_io mear |
1035 | set_io mear |
1036 | 1036 | ||
1037 | xor eax, eax ; start send |
1037 | xor eax, eax ; start send |
1038 | out dx, eax |
1038 | out dx, eax |
1039 | ee_delay |
1039 | ee_delay |
1040 | 1040 | ||
1041 | or eax, EECLK |
1041 | or eax, EECLK |
1042 | out dx, eax |
1042 | out dx, eax |
1043 | ee_delay |
1043 | ee_delay |
1044 | 1044 | ||
1045 | ;------------------------------------ |
1045 | ;------------------------------------ |
1046 | ; Send the read command |
1046 | ; Send the read command |
1047 | 1047 | ||
1048 | or esi, EEread |
1048 | or esi, EEread |
1049 | mov ecx, 1 shl 9 |
1049 | mov ecx, 1 shl 9 |
1050 | 1050 | ||
1051 | .loop: |
1051 | .loop: |
1052 | mov eax, EECS |
1052 | mov eax, EECS |
1053 | test esi, ecx |
1053 | test esi, ecx |
1054 | jz @f |
1054 | jz @f |
1055 | or eax, EEDI |
1055 | or eax, EEDI |
1056 | @@: |
1056 | @@: |
1057 | out dx, eax |
1057 | out dx, eax |
1058 | ee_delay |
1058 | ee_delay |
1059 | 1059 | ||
1060 | or eax, EECLK |
1060 | or eax, EECLK |
1061 | out dx, eax |
1061 | out dx, eax |
1062 | ee_delay |
1062 | ee_delay |
1063 | 1063 | ||
1064 | shr esi, 1 |
1064 | shr esi, 1 |
1065 | jnc .loop |
1065 | jnc .loop |
1066 | 1066 | ||
1067 | mov eax, EECS |
1067 | mov eax, EECS |
1068 | out dx, eax |
1068 | out dx, eax |
1069 | ee_delay |
1069 | ee_delay |
1070 | 1070 | ||
1071 | ;------------------------ |
1071 | ;------------------------ |
1072 | ; Read 16-bits of data in |
1072 | ; Read 16-bits of data in |
1073 | 1073 | ||
1074 | xor esi, esi |
1074 | xor esi, esi |
1075 | mov cx, 16 |
1075 | mov cx, 16 |
1076 | .loop2: |
1076 | .loop2: |
1077 | mov eax, EECS |
1077 | mov eax, EECS |
1078 | out dx, eax |
1078 | out dx, eax |
1079 | ee_delay |
1079 | ee_delay |
1080 | 1080 | ||
1081 | or eax, EECLK |
1081 | or eax, EECLK |
1082 | out dx, eax |
1082 | out dx, eax |
1083 | ee_delay |
1083 | ee_delay |
1084 | 1084 | ||
1085 | in eax, dx |
1085 | in eax, dx |
1086 | shl esi, 1 |
1086 | shl esi, 1 |
1087 | test eax, EEDO |
1087 | test eax, EEDO |
1088 | jz @f |
1088 | jz @f |
1089 | inc esi |
1089 | inc esi |
1090 | @@: |
1090 | @@: |
1091 | loop .loop2 |
1091 | loop .loop2 |
1092 | 1092 | ||
1093 | ;---------------------------- |
1093 | ;---------------------------- |
1094 | ; Terminate the EEPROM access |
1094 | ; Terminate the EEPROM access |
1095 | 1095 | ||
1096 | xor eax, eax |
1096 | xor eax, eax |
1097 | out dx, eax |
1097 | out dx, eax |
1098 | ee_delay |
1098 | ee_delay |
1099 | 1099 | ||
1100 | mov eax, EECLK |
1100 | mov eax, EECLK |
1101 | out dx, eax |
1101 | out dx, eax |
1102 | ee_delay |
1102 | ee_delay |
1103 | 1103 | ||
1104 | movzx eax, si |
1104 | movzx eax, si |
1105 | 1105 | ||
1106 | ret |
1106 | ret |
1107 | 1107 | ||
1108 | 1108 | ||
1109 | 1109 | ||
1110 | align 4 |
1110 | align 4 |
1111 | write_mac: |
1111 | write_mac: |
1112 | DEBUGF 1,'Setting MAC is not supported for SIS900 card.\n' |
1112 | DEBUGF 1,'Setting MAC is not supported for SIS900 card.\n' |
1113 | add esp, 6 |
1113 | add esp, 6 |
1114 | ret |
1114 | ret |
1115 | 1115 | ||
1116 | ;*************************************************************************** |
1116 | ;*************************************************************************** |
1117 | ; |
1117 | ; |
1118 | ; int_handler |
1118 | ; int_handler |
1119 | ; |
1119 | ; |
1120 | ; handles received IRQs, which signal received packets |
1120 | ; handles received IRQs, which signal received packets |
1121 | ; |
1121 | ; |
1122 | ; Currently only supports one descriptor per packet, if packet is fragmented |
1122 | ; Currently only supports one descriptor per packet, if packet is fragmented |
1123 | ; between multiple descriptors you will lose part of the packet |
1123 | ; between multiple descriptors you will lose part of the packet |
1124 | ; |
1124 | ; |
1125 | ;*************************************************************************** |
1125 | ;*************************************************************************** |
1126 | align 4 |
1126 | align 4 |
1127 | int_handler: |
1127 | int_handler: |
1128 | ; find pointer of device which made IRQ occur |
1128 | ; find pointer of device which made IRQ occur |
1129 | mov esi, device_list |
1129 | mov esi, device_list |
1130 | mov ecx, [devices] |
1130 | mov ecx, [devices] |
1131 | test ecx, ecx |
1131 | test ecx, ecx |
1132 | jz .nothing |
1132 | jz .nothing |
1133 | .nextdevice: |
1133 | .nextdevice: |
1134 | mov ebx, [esi] |
1134 | mov ebx, [esi] |
1135 | set_io 0 |
1135 | set_io 0 |
1136 | set_io isr |
1136 | set_io isr |
1137 | in eax, dx ; note that this clears all interrupts |
1137 | in eax, dx ; note that this clears all interrupts |
1138 | test ax, IE |
1138 | test ax, IE |
1139 | jnz .got_it |
1139 | jnz .got_it |
1140 | loop .nextdevice |
1140 | loop .nextdevice |
1141 | .nothing: |
1141 | .nothing: |
1142 | ret |
1142 | ret |
1143 | .got_it: |
1143 | .got_it: |
1144 | 1144 | ||
1145 | test ax, RxOK |
1145 | test ax, RxOK |
1146 | jz .no_rx |
1146 | jz .no_rx |
1147 | 1147 | ||
1148 | push ax |
1148 | push ax |
1149 | 1149 | ||
1150 | ;----------- |
1150 | ;----------- |
1151 | ; Get Status |
1151 | ; Get Status |
1152 | movzx eax, [device.cur_rx] ; find current discriptor |
1152 | movzx eax, [device.cur_rx] ; find current discriptor |
1153 | shl eax, 4 ; * 16 |
1153 | shl eax, 4 ; * 16 |
1154 | mov ecx, dword[device.rxd+eax+4] ; get receive status |
1154 | mov ecx, dword[device.rxd+eax+4] ; get receive status |
1155 | 1155 | ||
1156 | ;------------------------------------------- |
1156 | ;------------------------------------------- |
1157 | ; Check RX_Status to see if packet is waiting |
1157 | ; Check RX_Status to see if packet is waiting |
1158 | test ecx, 0x80000000 |
1158 | test ecx, 0x80000000 |
1159 | jnz .is_packet |
1159 | jnz .is_packet |
1160 | ret |
1160 | ret |
1161 | 1161 | ||
1162 | ;---------------------------------------------- |
1162 | ;---------------------------------------------- |
1163 | ; There is a packet waiting check it for errors |
1163 | ; There is a packet waiting check it for errors |
1164 | .is_packet: |
1164 | .is_packet: |
1165 | test ecx, 0x67C0000 ; see if there are any errors |
1165 | test ecx, 0x67C0000 ; see if there are any errors |
1166 | jnz .error_status |
1166 | jnz .error_status |
1167 | 1167 | ||
1168 | ;--------------------- |
1168 | ;--------------------- |
1169 | ; Check size of packet |
1169 | ; Check size of packet |
1170 | and ecx, DSIZE ; get packet size minus CRC |
1170 | and ecx, DSIZE ; get packet size minus CRC |
1171 | sub ecx, CRC_SIZE ; make sure packet contains data |
1171 | sub ecx, CRC_SIZE ; make sure packet contains data |
1172 | jle .error_size |
1172 | jle .error_size |
1173 | 1173 | ||
1174 | ; update statistics |
1174 | ; update statistics |
1175 | inc dword [device.packets_rx] |
1175 | inc dword [device.packets_rx] |
1176 | add dword [device.bytes_rx], ecx |
1176 | add dword [device.bytes_rx], ecx |
1177 | adc dword [device.bytes_rx+4], 0 |
1177 | adc dword [device.bytes_rx+4], 0 |
1178 | 1178 | ||
1179 | push ebx |
1179 | push ebx |
1180 | push .return |
1180 | push .return |
1181 | push ecx ; packet size |
1181 | push ecx ; packet size |
1182 | push [device.rxd+eax+12] ; packet ptr |
1182 | push [device.rxd+eax+12] ; packet ptr |
1183 | DEBUGF 1, "Packet received OK\n" |
1183 | DEBUGF 1, "Packet received OK\n" |
1184 | jmp EthReceiver |
1184 | jmp EthReceiver |
1185 | .return: |
1185 | .return: |
1186 | pop ebx |
1186 | pop ebx |
1187 | 1187 | ||
1188 | ; Reset status, allow ethernet card access to descriptor |
1188 | ; Reset status, allow ethernet card access to descriptor |
1189 | movzx ecx, [device.cur_rx] |
1189 | movzx ecx, [device.cur_rx] |
1190 | shl ecx, 4 ; *16 |
1190 | shl ecx, 4 ; *16 |
1191 | mov ecx, [device.rxd+ecx] |
1191 | mov ecx, [device.rxd+ecx] |
1192 | stdcall KernelAlloc, RX_BUFF_SZ |
1192 | stdcall KernelAlloc, RX_BUFF_SZ |
1193 | test eax, eax |
1193 | test eax, eax |
1194 | jz .fail |
1194 | jz .fail |
1195 | mov dword [ecx+12], eax |
1195 | mov dword [ecx+12], eax |
1196 | GetRealAddr |
1196 | GetRealAddr |
1197 | mov dword [ecx+8], eax |
1197 | mov dword [ecx+8], eax |
1198 | mov dword [ecx+4], RX_BUFF_SZ |
1198 | mov dword [ecx+4], RX_BUFF_SZ |
1199 | 1199 | ||
1200 | inc [device.cur_rx] ; get next descriptor |
1200 | inc [device.cur_rx] ; get next descriptor |
1201 | and [device.cur_rx], NUM_RX_DESC-1 ; only 4 descriptors 0-3 |
1201 | and [device.cur_rx], NUM_RX_DESC-1 ; only 4 descriptors 0-3 |
1202 | 1202 | ||
1203 | ; Enable Receiver |
1203 | ; Enable Receiver |
1204 | set_io 0 |
1204 | set_io 0 |
1205 | set_io cr ; Command Register offset |
1205 | set_io cr ; Command Register offset |
1206 | in eax, dx ; Get current Command Register |
1206 | in eax, dx ; Get current Command Register |
1207 | or eax, RxENA ; Enable Receiver |
1207 | or eax, RxENA ; Enable Receiver |
1208 | out dx, eax |
1208 | out dx, eax |
1209 | 1209 | ||
1210 | pop ax |
1210 | pop ax |
1211 | jmp .no_rx |
1211 | jmp .no_rx |
1212 | 1212 | ||
1213 | .error_status: |
1213 | .error_status: |
1214 | 1214 | ||
1215 | DEBUGF 1, "Packet error: %x\n", ecx |
1215 | DEBUGF 1, "Packet error: %x\n", ecx |
1216 | jmp .continue |
1216 | jmp .continue |
1217 | 1217 | ||
1218 | .error_size: |
1218 | .error_size: |
1219 | 1219 | ||
1220 | DEBUGF 1, "Packet too large/small\n" |
1220 | DEBUGF 1, "Packet too large/small\n" |
1221 | jmp .continue |
1221 | jmp .continue |
1222 | 1222 | ||
1223 | .no_rx: |
1223 | .no_rx: |
1224 | test ax, TxOk |
1224 | test ax, TxOk |
1225 | jz .no_tx |
1225 | jz .no_tx |
1226 | 1226 | ||
1227 | ;;; TODO: free all unused buffers |
1227 | ;;; TODO: free all unused buffers |
1228 | stdcall KernelFree, eax |
1228 | stdcall KernelFree, eax |
1229 | 1229 | ||
1230 | .no_tx: |
1230 | .no_tx: |
1231 | 1231 | ||
1232 | ret |
1232 | ret |
1233 | 1233 | ||
1234 | 1234 | ||
1235 | 1235 | ||
1236 | ;*************************************************************************** |
1236 | ;*************************************************************************** |
1237 | ; Function |
1237 | ; Function |
1238 | ; transmit |
1238 | ; transmit |
1239 | ; Description |
1239 | ; Description |
1240 | ; Transmits a packet of data via the ethernet card |
1240 | ; Transmits a packet of data via the ethernet card |
1241 | ; buffer pointer in [esp+4] |
1241 | ; buffer pointer in [esp+4] |
1242 | ; size of buffer in [esp+8] |
1242 | ; size of buffer in [esp+8] |
1243 | ; pointer to device structure in ebx |
1243 | ; pointer to device structure in ebx |
1244 | ; |
1244 | ; |
1245 | ; only one transmit descriptor is used |
1245 | ; only one transmit descriptor is used |
1246 | ; |
1246 | ; |
1247 | ;*************************************************************************** |
1247 | ;*************************************************************************** |
1248 | align 4 |
1248 | align 4 |
1249 | transmit: |
1249 | transmit: |
1250 | 1250 | ||
1251 | cmp dword [esp+8], MAX_ETH_FRAME_SIZE |
1251 | cmp dword [esp+8], MAX_ETH_FRAME_SIZE |
1252 | jg transmit_finish |
1252 | jg transmit_finish |
1253 | 1253 | ||
1254 | cmp dword [esp+8], 60 |
1254 | cmp dword [esp+8], 60 |
1255 | jl transmit_finish |
1255 | jl transmit_finish |
1256 | 1256 | ||
1257 | movzx ecx, [device.cur_tx] |
1257 | movzx ecx, [device.cur_tx] |
- | 1258 | shl ecx, 4 |
|
1258 | mov ecx, [device.txd+ecx*16] |
1259 | mov ecx, [device.txd+ecx] |
1259 | 1260 | ||
1260 | ;; TODO: check if desc is empty (for example: check for eax, 0x6200000 at [ecx+4] |
1261 | ;; TODO: check if desc is empty (for example: check for eax, 0x6200000 at [ecx+4] |
1261 | ;;; or: count number of available descriptors |
1262 | ;;; or: count number of available descriptors |
1262 | 1263 | ||
1263 | mov eax, [esp+4] |
1264 | mov eax, [esp+4] |
1264 | mov dword [ecx + 12], eax |
1265 | mov dword [ecx + 12], eax |
1265 | GetRealAddr |
1266 | GetRealAddr |
1266 | mov dword [ecx + 8], eax |
1267 | mov dword [ecx + 8], eax |
1267 | 1268 | ||
1268 | mov eax, [esp+8] |
1269 | mov eax, [esp+8] |
1269 | and eax, DSIZE |
1270 | and eax, DSIZE |
1270 | or eax, 0x80000000 ; card owns descriptor |
1271 | or eax, 0x80000000 ; card owns descriptor |
1271 | mov dword [ecx + 4], eax |
1272 | mov dword [ecx + 4], eax |
1272 | 1273 | ||
1273 | ; update stats |
1274 | ; update stats |
1274 | inc [device.packets_tx] |
1275 | inc [device.packets_tx] |
1275 | add dword [device.bytes_tx], ecx |
1276 | add dword [device.bytes_tx], ecx |
1276 | adc dword [device.bytes_tx+4], 0 |
1277 | adc dword [device.bytes_tx+4], 0 |
1277 | 1278 | ||
1278 | ret 8 |
1279 | ret 8 |
1279 | 1280 | ||
1280 | 1281 | ||
1281 | ; End of code |
1282 | ; End of code |
1282 | 1283 | ||
1283 | align 4 ; Place all initialised data here |
1284 | align 4 ; Place all initialised data here |
1284 | 1285 | ||
1285 | devices dd 0 |
1286 | devices dd 0 |
1286 | 1287 | ||
1287 | specific_table: |
1288 | specific_table: |
1288 | ; dd SIS630A_900_REV,Get_Mac_SIS630A_900_REV,0 |
1289 | ; dd SIS630A_900_REV,Get_Mac_SIS630A_900_REV,0 |
1289 | ; dd SIS630E_900_REV,Get_Mac_SIS630E_900_REV,0 |
1290 | ; dd SIS630E_900_REV,Get_Mac_SIS630E_900_REV,0 |
1290 | dd SIS630S_900_REV,Get_Mac_SIS635_900_REV,0 |
1291 | dd SIS630S_900_REV,Get_Mac_SIS635_900_REV,0 |
1291 | dd SIS630EA1_900_REV,Get_Mac_SIS635_900_REV,0 |
1292 | dd SIS630EA1_900_REV,Get_Mac_SIS635_900_REV,0 |
1292 | dd SIS630ET_900_REV,Get_Mac_SIS635_900_REV,0;SIS630ET_900_REV_SpecialFN |
1293 | dd SIS630ET_900_REV,Get_Mac_SIS635_900_REV,0;SIS630ET_900_REV_SpecialFN |
1293 | dd SIS635A_900_REV,Get_Mac_SIS635_900_REV,0 |
1294 | dd SIS635A_900_REV,Get_Mac_SIS635_900_REV,0 |
1294 | dd SIS900_960_REV,SIS960_get_mac_addr,0 |
1295 | dd SIS900_960_REV,SIS960_get_mac_addr,0 |
1295 | dd SIS900B_900_REV,get_mac_addr,0 |
1296 | dd SIS900B_900_REV,get_mac_addr,0 |
1296 | dd 0 ; end of list |
1297 | dd 0 ; end of list |
1297 | 1298 | ||
1298 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
1299 | version dd (DRIVER_VERSION shl 16) or (API_VERSION and 0xFFFF) |
1299 | my_service db 'SIS900',0 ; max 16 chars include zero |
1300 | my_service db 'SIS900',0 ; max 16 chars include zero |
1300 | 1301 | ||
1301 | include_debug_strings ; All data wich FDO uses will be included here |
1302 | include_debug_strings ; All data wich FDO uses will be included here |
1302 | 1303 | ||
1303 | section '.data' data readable writable align 16; place all uninitialized data place here |
1304 | section '.data' data readable writable align 16; place all uninitialized data place here |
1304 | 1305 | ||
1305 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling64bytes) |
1306 | device_list rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling64bytes) |
1306 | > |
1307 | > |