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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
2 | ;; ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2009. 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 | ;; SIS900.INC ;; |
- | |
7 | ;; ;; |
- | |
8 | ;; Ethernet driver for Menuet OS ;; |
6 | ;; Ethernet driver for KolibriOS ;; |
9 | ;; ;; |
7 | ;; This is an adaptation of MenuetOS driver with minimal changes. ;; |
10 | ;; Version 0.4 26 April 2004 ;; |
8 | ;; Changes were made by CleverMouse. Original copyright follows. ;; |
11 | ;; ;; |
9 | ;; ;; |
12 | ;; This driver is based on the SIS900 driver from ;; |
10 | ;; This driver is based on the SIS900 driver from ;; |
13 | ;; the etherboot 5.0.6 project. The copyright statement is ;; |
11 | ;; the etherboot 5.0.6 project. The copyright statement is ;; |
14 | ;; ;; |
12 | ;; ;; |
15 | ;; GNU GENERAL PUBLIC LICENSE ;; |
13 | ;; GNU GENERAL PUBLIC LICENSE ;; |
16 | ;; Version 2, June 1991 ;; |
14 | ;; Version 2, June 1991 ;; |
17 | ;; ;; |
15 | ;; ;; |
18 | ;; remaining parts Copyright 2004 Jason Delozier, ;; |
16 | ;; remaining parts Copyright 2004 Jason Delozier, ;; |
19 | ;; cordata51@hotmail.com ;; |
17 | ;; cordata51@hotmail.com ;; |
20 | ;; ;; |
18 | ;; ;; |
21 | ;; See file COPYING for details ;; |
19 | ;; See file COPYING for details ;; |
22 | ;; ;; |
20 | ;; ;; |
23 | ;; Updates: ;; |
21 | ;; Updates: ;; |
24 | ;; Revision Look up table and SIS635 Mac Address by Jarek Pelczar ;; |
22 | ;; Revision Look up table and SIS635 Mac Address by Jarek Pelczar ;; |
25 | ;; ;; |
23 | ;; ;; |
26 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
24 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
27 | 25 | ||
- | 26 | ; $Revision: 1237 $ |
|
- | 27 | ||
- | 28 | format MS COFF |
|
- | 29 | ||
- | 30 | API_VERSION equ 0x01000100 |
|
- | 31 | ||
- | 32 | DEBUG equ 1 |
|
- | 33 | __DEBUG__ equ 1 |
|
- | 34 | __DEBUG_LEVEL__ equ 1 |
|
- | 35 | ||
- | 36 | include 'proc32.inc' |
|
- | 37 | include 'imports.inc' |
|
- | 38 | include 'fdo.inc' |
|
- | 39 | ||
- | 40 | public START |
|
- | 41 | public version |
|
- | 42 | ||
- | 43 | struc IOCTL { |
|
- | 44 | .handle dd ? |
|
- | 45 | .io_code dd ? |
|
- | 46 | .input dd ? |
|
- | 47 | .inp_size dd ? |
|
- | 48 | .output dd ? |
|
- | 49 | .out_size dd ? |
|
- | 50 | } |
|
- | 51 | ||
- | 52 | virtual at 0 |
|
- | 53 | IOCTL IOCTL |
|
- | 54 | end virtual |
|
- | 55 | ||
- | 56 | NUM_RX_DESC equ 4 ;* Number of RX descriptors * |
|
- | 57 | NUM_TX_DESC equ 1 ;* Number of TX descriptors * |
|
- | 58 | RX_BUFF_SZ equ 1520 ;* Buffer size for each Rx buffer * |
|
- | 59 | TX_BUFF_SZ equ 1516 ;* Buffer size for each Tx buffer * |
|
- | 60 | MAX_ETH_FRAME_SIZE equ 1516 |
|
- | 61 | ||
- | 62 | TOTAL_BUFFERS_SIZE equ NUM_RX_DESC*RX_BUFF_SZ + NUM_TX_DESC*TX_BUFF_SZ |
|
- | 63 | ||
- | 64 | struc ETH_DEVICE { |
|
- | 65 | ; pointers to procedures |
|
- | 66 | .unload dd ? |
|
- | 67 | .reset dd ? |
|
- | 68 | .transmit dd ? |
|
- | 69 | .set_MAC dd ? |
|
- | 70 | .get_MAC dd ? |
|
- | 71 | .set_mode dd ? |
|
- | 72 | .get_mode dd ? |
|
- | 73 | ; status & variables |
|
- | 74 | .bytes_tx dq ? |
|
- | 75 | .bytes_rx dq ? |
|
- | 76 | .packets_tx dd ? |
|
- | 77 | .packets_rx dd ? |
|
- | 78 | .mode dd ? ; This dword contains cable status (10mbit/100mbit, full/half duplex, auto negotiation or not,..) |
|
- | 79 | .name dd ? |
|
- | 80 | .mac dp ? |
|
- | 81 | ; device specific |
|
- | 82 | .io_addr dd ? |
|
- | 83 | .pci_bus db ? |
|
- | 84 | .pci_dev db ? |
|
- | 85 | .irq_line db ? |
|
- | 86 | .cur_rx db ? |
|
- | 87 | .pci_revision db ? |
|
- | 88 | .table_entries: db ? |
|
- | 89 | align 4 |
|
- | 90 | .special_func: dd 0 |
|
- | 91 | .txd: times (3 * NUM_TX_DESC) dd 0 |
|
- | 92 | .rxd: times (3 * NUM_RX_DESC) dd 0 |
|
- | 93 | .size: |
|
- | 94 | } |
|
- | 95 | ||
- | 96 | ; First page is designated to ETH_DEVICE, buffers start from second |
|
- | 97 | ALLOCATION_SIZE = ((device.size+0FFFh) and not 0FFFh) + TOTAL_BUFFERS_SIZE |
|
- | 98 | ; Note that buffers must be contiguous in the physical memory; |
|
- | 99 | ; because KernelAlloc allocates contiguous physical pages only in 8-pages blocks, |
|
- | 100 | ; align ALLOCATION_SIZE up to 8*(page size) = 8000h |
|
- | 101 | ALLOCATION_SIZE = (ALLOCATION_SIZE + 7FFFh) and not 7FFFh |
|
- | 102 | ||
- | 103 | MAX_DEVICES = 16 ; maximum number of devices which this driver can handle |
|
- | 104 | ||
- | 105 | virtual at 0 |
|
- | 106 | device ETH_DEVICE |
|
- | 107 | end virtual |
|
- | 108 | ||
- | 109 | PCI_HEADER_TYPE equ 0x0e ;8 bit |
|
- | 110 | PCI_BASE_ADDRESS_0 equ 0x10 ;32 bit |
|
- | 111 | PCI_BASE_ADDRESS_5 equ 0x24 ;32 bits |
|
- | 112 | PCI_BASE_ADDRESS_SPACE_IO equ 0x01 |
|
- | 113 | PCI_VENDOR_ID equ 0x00 ;16 bit |
|
- | 114 | PCI_BASE_ADDRESS_IO_MASK equ 0xFFFFFFFC |
|
- | 115 | ||
- | 116 | section '.flat' code readable align 16 |
|
- | 117 | ||
- | 118 | ; Driver entry point - register our service when the driver is loading. |
|
- | 119 | ; TODO: add needed operations when unloading |
|
- | 120 | START: |
|
- | 121 | cmp dword [esp+4], 1 |
|
- | 122 | jne .exit |
|
- | 123 | stdcall RegService, my_service, service_proc |
|
- | 124 | ret 4 |
|
- | 125 | .exit: |
|
- | 126 | xor eax, eax |
|
- | 127 | ret 4 |
|
- | 128 | ||
- | 129 | ; Service procedure for the driver - handle all I/O requests for the driver. |
|
- | 130 | ; Currently handled requests are: SRV_GETVERSION = 0 and SRV_HOOK = 1. |
|
- | 131 | service_proc: |
|
- | 132 | ; 1. Get parameter from the stack: [esp+4] is the first parameter, |
|
- | 133 | ; pointer to IOCTL structure. |
|
- | 134 | mov edx, [esp+4] ; edx -> IOCTL |
|
- | 135 | ; 2. Get request code and select a handler for the code. |
|
- | 136 | mov eax, [ebx+IOCTL.io_code] |
|
- | 137 | test eax, eax ; check for SRV_GETVERSION |
|
- | 138 | jnz @f |
|
- | 139 | ; 3. This is SRV_GETVERSION request, no input, 4 bytes output, API_VERSION. |
|
- | 140 | ; 3a. Output size must be at least 4 bytes. |
|
- | 141 | cmp [edx+IOCTL.out_size], 4 |
|
- | 142 | jl .fail |
|
- | 143 | ; 3b. Write result to the output buffer. |
|
- | 144 | mov eax, [edx+IOCTL.output] |
|
- | 145 | mov [eax], dword API_VERSION |
|
- | 146 | ; 3c. Return success. |
|
- | 147 | xor eax, eax |
|
- | 148 | ret 4 |
|
- | 149 | @@: |
|
- | 150 | dec eax ; check for SRV_HOOK |
|
- | 151 | jnz .fail |
|
- | 152 | ; 4. This is SRV_HOOK request, input defines the device to hook, no output. |
|
- | 153 | ; 4a. The driver works only with PCI devices, |
|
- | 154 | ; so input must be at least 3 bytes long. |
|
- | 155 | cmp [edx + IOCTL.inp_size], 3 |
|
- | 156 | jl .fail |
|
- | 157 | ; 4b. First byte of input is bus type, 1 stands for PCI. |
|
- | 158 | mov eax, [edx + IOCTL.input] |
|
- | 159 | cmp byte [eax], 1 |
|
- | 160 | jne .fail |
|
- | 161 | ; 4c. Second and third bytes of the input define the device: bus and dev. |
|
- | 162 | ; Word in bx holds both bytes. |
|
- | 163 | mov bx, [eax+1] |
|
- | 164 | ; 4d. Check if the device was already hooked, |
|
- | 165 | ; scan through the list of known devices. |
|
- | 166 | mov esi, DEV_LIST |
|
- | 167 | mov ecx, [NUM_DEV] |
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- | 168 | test ecx, ecx |
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- | 169 | jz .firstdevice |
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- | 170 | .nextdevice: |
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- | 171 | lodsd |
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- | 172 | cmp bx, word [eax + device.pci_bus] |
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- | 173 | je .find_devicenum |
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- | 174 | loop .nextdevice |
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- | 175 | ; 4e. This device doesn't have its own eth_device structure yet, let's create one |
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- | 176 | .firstdevice: |
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- | 177 | ; 4f. Check that we have place for new device. |
|
- | 178 | cmp [NUM_DEV], MAX_DEVICES |
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- | 179 | jge .fail |
|
- | 180 | ; 4g. Allocate memory for device descriptor and receive+transmit buffers. |
|
- | 181 | stdcall KernelAlloc, ALLOCATION_SIZE |
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- | 182 | test eax, eax |
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- | 183 | jz .fail |
|
- | 184 | ; 4h. Zero the structure. |
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- | 185 | push eax |
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- | 186 | mov edi, eax |
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- | 187 | mov ecx, (device.size + 3) shr 2 |
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- | 188 | xor eax, eax |
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- | 189 | rep stosd |
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- | 190 | pop eax |
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- | 191 | ; 4i. Save PCI coordinates, loaded to bx at 4c. |
|
- | 192 | mov word [eax+device.pci_bus], bx |
|
- | 193 | mov ebx, eax ; ebx is always used as a pointer to the structure (in driver, but also in kernel code) |
|
- | 194 | ; 4j. Fill in the direct call addresses into the struct. |
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- | 195 | ; Note that get_MAC pointer is filled in initialization by SIS900_probe. |
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- | 196 | mov dword [ebx+device.reset], sis900_init |
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- | 197 | mov dword [ebx+device.transmit], transmit |
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- | 198 | ; mov dword [ebx+device.get_MAC], read_mac |
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- | 199 | mov dword [ebx+device.set_MAC], write_mac |
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- | 200 | mov dword [ebx+device.unload], unload |
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- | 201 | mov dword [ebx+device.name], my_service |
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- | 202 | ||
- | 203 | ; 4k. Now, it's time to find the base io addres of the PCI device |
|
- | 204 | ; TODO: implement check if bus and dev exist on this machine |
|
- | 205 | ||
- | 206 | mov edx, PCI_BASE_ADDRESS_0 |
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- | 207 | .reg_check: |
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- | 208 | push edx |
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- | 209 | stdcall PciRead16, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], edx |
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- | 210 | pop edx |
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- | 211 | test al, PCI_BASE_ADDRESS_SPACE_IO |
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- | 212 | jz .inc_reg |
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- | 213 | and eax, PCI_BASE_ADDRESS_IO_MASK |
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- | 214 | jnz .got_io |
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- | 215 | ||
- | 216 | .inc_reg: |
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- | 217 | add edx, 4 |
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- | 218 | cmp edx, PCI_BASE_ADDRESS_5 |
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- | 219 | jbe .reg_check |
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- | 220 | jmp .fail |
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- | 221 | ||
- | 222 | .got_io: |
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- | 223 | mov [ebx+device.io_addr], eax |
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- | 224 | ||
- | 225 | ; 4l. We've found the io address, find IRQ now |
|
- | 226 | stdcall PciRead8, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x3c |
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- | 227 | mov byte [ebx+device.irq_line], al |
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- | 228 | ||
- | 229 | ; 4m. Add new device to the list (required for int_handler). |
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- | 230 | mov eax, [NUM_DEV] |
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- | 231 | mov [DEV_LIST+4*eax], ebx |
|
- | 232 | inc [NUM_DEV] |
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- | 233 | ||
- | 234 | ; 4m. Ok, the eth_device structure is ready, let's probe the device |
|
- | 235 | ||
- | 236 | call SIS900_probe |
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- | 237 | test eax, eax |
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- | 238 | jnz .destroy |
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- | 239 | ; 4n. If device was successfully initialized, register it for the kernel. |
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- | 240 | ||
- | 241 | call EthRegDev |
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- | 242 | cmp eax, -1 |
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- | 243 | je .destroy |
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- | 244 | ||
- | 245 | ret 4 |
|
- | 246 | ||
- | 247 | ; 5. If the device was already loaded, find the device number and return it in eax |
|
- | 248 | ||
- | 249 | .find_devicenum: |
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- | 250 | mov ebx, eax |
|
- | 251 | call EthStruc2Dev ; This kernel procedure converts a pointer to device struct in ebx |
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- | 252 | ; into a device number in edi |
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- | 253 | mov eax, edi ; Application wants it in eax instead |
|
- | 254 | ret 4 |
|
- | 255 | ||
- | 256 | ; If an error occured, remove all allocated data and exit (returning -1 in eax) |
|
- | 257 | ||
- | 258 | .destroy: |
|
- | 259 | dec [NUM_DEV] |
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- | 260 | ; todo: reset device into virgin state |
|
- | 261 | ||
- | 262 | .err: |
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- | 263 | stdcall KernelFree, ebx |
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- | 264 | ||
- | 265 | ||
- | 266 | .fail: |
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- | 267 | xor eax, eax |
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- | 268 | ret 4 |
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- | 269 | ||
- | 270 | ||
- | 271 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
|
- | 272 | ;; ;; |
|
- | 273 | ;; Actual Hardware dependent code starts here ;; |
|
- | 274 | ;; ;; |
|
- | 275 | ;;/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\;; |
|
- | 276 | ||
- | 277 | unload: |
|
- | 278 | ; TODO: (in this particular order) |
|
- | 279 | ; |
|
- | 280 | ; - Stop the device |
|
- | 281 | ; - Detach int handler |
|
- | 282 | ; - Remove device from local list |
|
- | 283 | ; - call unregister function in kernel |
|
- | 284 | ; - Remove all allocated structures and buffers the card used |
|
- | 285 | ||
- | 286 | or eax,-1 |
|
28 | $Revision: 735 $ |
287 | |
29 | 288 | ret |
|
30 | 289 | ||
31 | ;******************************************************************** |
290 | ;******************************************************************** |
32 | ; Interface |
291 | ; Interface |
33 | ; SIS900_reset |
292 | ; SIS900_reset |
34 | ; SIS900_probe |
293 | ; SIS900_probe |
35 | ; SIS900_poll |
294 | ; SIS900_poll |
36 | ; SIS900_transmit |
295 | ; SIS900_transmit |
37 | ; |
296 | ; |
38 | ;******************************************************************** |
297 | ;******************************************************************** |
39 | ;******************************************************************** |
298 | ;******************************************************************** |
40 | ; Comments: |
299 | ; Comments: |
41 | ; Known to work with the following SIS900 ethernet cards: |
300 | ; Known to work with the following SIS900 ethernet cards: |
42 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x91 |
301 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x91 |
43 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x90 |
302 | ; - Device ID: 0x0900 Vendor ID: 0x1039 Revision: 0x90 |
44 | ; |
303 | ; |
45 | ; If your card is not listed, try it and let me know if it |
304 | ; If your card is not listed, try it and let me know if it |
46 | ; functions properly and it will be aded to the list. If not |
305 | ; functions properly and it will be aded to the list. If not |
47 | ; we may be able to add support for it. |
306 | ; we may be able to add support for it. |
48 | ; |
307 | ; |
49 | ; How To Use: |
- | |
50 | ; Add the following lines to Ethernet.inc in their appropriate locations |
- | |
51 | ; |
- | |
52 | ; include "Sis900.INC" |
- | |
53 | ; dd 0x09001039, SIS900_probe, SIS900_reset, SIS900_poll, |
- | |
54 | ; SIS900_transmit |
- | |
55 | ; dd 0x70161039, SIS900_probe, SIS900_reset, SIS900_poll, |
- | |
56 | ; SIS900_transmit ;untested |
- | |
57 | ; |
- | |
58 | ; ToDo: |
308 | ; ToDo: |
59 | ; - Enable MII interface for reading speed |
309 | ; - Enable MII interface for reading speed |
60 | ; and duplex settings. |
310 | ; and duplex settings. |
61 | ; |
311 | ; |
62 | ; - Update Poll routine to support packet fragmentation. |
312 | ; - Update Poll routine to support packet fragmentation. |
63 | ; |
313 | ; |
64 | ; - Add additional support for other sis900 based cards |
314 | ; - Add additional support for other sis900 based cards |
65 | ; |
315 | ; |
66 | ;******************************************************************** |
316 | ;******************************************************************** |
67 | 317 | ||
68 | ; comment the next line out if you don't want debug info printed |
318 | ; comment the next line out if you don't want debug info printed |
69 | ; on the debug board. This option adds a lot of bytes to the driver |
319 | ; on the debug board. This option adds a lot of bytes to the driver |
70 | ; so it's worth to comment it out. |
320 | ; so it's worth to comment it out. |
71 | ; SIS900_DEBUG equ 1 |
321 | ; SIS900_DEBUG equ 1 |
72 | - | ||
73 | - | ||
74 | ;* buffers and descriptors |
- | |
75 | cur_rx db 0 |
- | |
76 | NUM_RX_DESC equ 4 ;* Number of RX descriptors * |
- | |
77 | NUM_TX_DESC equ 1 ;* Number of TX descriptors * |
- | |
78 | RX_BUFF_SZ equ 1520 ;* Buffer size for each Rx buffer * |
- | |
79 | TX_BUFF_SZ equ 1516 ;* Buffer size for each Tx buffer * |
- | |
80 | - | ||
81 | uglobal |
- | |
82 | align 4 |
- | |
83 | txd: times (3 * NUM_TX_DESC) dd 0 |
- | |
84 | rxd: times (3 * NUM_RX_DESC) dd 0 |
- | |
85 | endg |
- | |
86 | - | ||
87 | txb equ eth_data_start |
- | |
88 | rxb equ txb + (NUM_TX_DESC * TX_BUFF_SZ) |
322 | |
89 | SIS900_ETH_ALEN equ 6 ;* Size of Ethernet address * |
323 | SIS900_ETH_ALEN equ 6 ;* Size of Ethernet address * |
90 | SIS900_ETH_HLEN equ 14 ;* Size of ethernet header * |
324 | SIS900_ETH_HLEN equ 14 ;* Size of ethernet header * |
91 | SIS900_ETH_ZLEN equ 60 ;* Minimum packet length * |
325 | SIS900_ETH_ZLEN equ 60 ;* Minimum packet length * |
92 | SIS900_DSIZE equ 0x00000fff |
326 | SIS900_DSIZE equ 0x00000fff |
93 | SIS900_CRC_SIZE equ 4 |
327 | SIS900_CRC_SIZE equ 4 |
94 | SIS900_RFADDR_shift equ 16 |
328 | SIS900_RFADDR_shift equ 16 |
95 | ;SIS900 Symbolic offsets to registers. |
329 | ;SIS900 Symbolic offsets to registers. |
96 | SIS900_cr equ 0x0 ; Command Register |
330 | SIS900_cr equ 0x0 ; Command Register |
97 | SIS900_cfg equ 0x4 ; Configuration Register |
331 | SIS900_cfg equ 0x4 ; Configuration Register |
98 | SIS900_mear equ 0x8 ; EEPROM Access Register |
332 | SIS900_mear equ 0x8 ; EEPROM Access Register |
99 | SIS900_ptscr equ 0xc ; PCI Test Control Register |
333 | SIS900_ptscr equ 0xc ; PCI Test Control Register |
100 | SIS900_isr equ 0x10 ; Interrupt Status Register |
334 | SIS900_isr equ 0x10 ; Interrupt Status Register |
101 | SIS900_imr equ 0x14 ; Interrupt Mask Register |
335 | SIS900_imr equ 0x14 ; Interrupt Mask Register |
102 | SIS900_ier equ 0x18 ; Interrupt Enable Register |
336 | SIS900_ier equ 0x18 ; Interrupt Enable Register |
103 | SIS900_epar equ 0x18 ; Enhanced PHY Access Register |
337 | SIS900_epar equ 0x18 ; Enhanced PHY Access Register |
104 | SIS900_txdp equ 0x20 ; Transmit Descriptor Pointer Register |
338 | SIS900_txdp equ 0x20 ; Transmit Descriptor Pointer Register |
105 | SIS900_txcfg equ 0x24 ; Transmit Configuration Register |
339 | SIS900_txcfg equ 0x24 ; Transmit Configuration Register |
106 | SIS900_rxdp equ 0x30 ; Receive Descriptor Pointer Register |
340 | SIS900_rxdp equ 0x30 ; Receive Descriptor Pointer Register |
107 | SIS900_rxcfg equ 0x34 ; Receive Configuration Register |
341 | SIS900_rxcfg equ 0x34 ; Receive Configuration Register |
108 | SIS900_flctrl equ 0x38 ; Flow Control Register |
342 | SIS900_flctrl equ 0x38 ; Flow Control Register |
109 | SIS900_rxlen equ 0x3c ; Receive Packet Length Register |
343 | SIS900_rxlen equ 0x3c ; Receive Packet Length Register |
110 | SIS900_rfcr equ 0x48 ; Receive Filter Control Register |
344 | SIS900_rfcr equ 0x48 ; Receive Filter Control Register |
111 | SIS900_rfdr equ 0x4C ; Receive Filter Data Register |
345 | SIS900_rfdr equ 0x4C ; Receive Filter Data Register |
112 | SIS900_pmctrl equ 0xB0 ; Power Management Control Register |
346 | SIS900_pmctrl equ 0xB0 ; Power Management Control Register |
113 | SIS900_pmer equ 0xB4 ; Power Management Wake-up Event Register |
347 | SIS900_pmer equ 0xB4 ; Power Management Wake-up Event Register |
114 | ;SIS900 Command Register Bits |
348 | ;SIS900 Command Register Bits |
115 | SIS900_RELOAD equ 0x00000400 |
349 | SIS900_RELOAD equ 0x00000400 |
116 | SIS900_ACCESSMODE equ 0x00000200 |
350 | SIS900_ACCESSMODE equ 0x00000200 |
117 | SIS900_RESET equ 0x00000100 |
351 | SIS900_RESET equ 0x00000100 |
118 | SIS900_SWI equ 0x00000080 |
352 | SIS900_SWI equ 0x00000080 |
119 | SIS900_RxRESET equ 0x00000020 |
353 | SIS900_RxRESET equ 0x00000020 |
120 | SIS900_TxRESET equ 0x00000010 |
354 | SIS900_TxRESET equ 0x00000010 |
121 | SIS900_RxDIS equ 0x00000008 |
355 | SIS900_RxDIS equ 0x00000008 |
122 | SIS900_RxENA equ 0x00000004 |
356 | SIS900_RxENA equ 0x00000004 |
123 | SIS900_TxDIS equ 0x00000002 |
357 | SIS900_TxDIS equ 0x00000002 |
124 | SIS900_TxENA equ 0x00000001 |
358 | SIS900_TxENA equ 0x00000001 |
125 | ;SIS900 Configuration Register Bits |
359 | ;SIS900 Configuration Register Bits |
126 | SIS900_DESCRFMT equ 0x00000100 ; 7016 specific |
360 | SIS900_DESCRFMT equ 0x00000100 ; 7016 specific |
127 | SIS900_REQALG equ 0x00000080 |
361 | SIS900_REQALG equ 0x00000080 |
128 | SIS900_SB equ 0x00000040 |
362 | SIS900_SB equ 0x00000040 |
129 | SIS900_POW equ 0x00000020 |
363 | SIS900_POW equ 0x00000020 |
130 | SIS900_EXD equ 0x00000010 |
364 | SIS900_EXD equ 0x00000010 |
131 | SIS900_PESEL equ 0x00000008 |
365 | SIS900_PESEL equ 0x00000008 |
132 | SIS900_LPM equ 0x00000004 |
366 | SIS900_LPM equ 0x00000004 |
133 | SIS900_BEM equ 0x00000001 |
367 | SIS900_BEM equ 0x00000001 |
134 | SIS900_RND_CNT equ 0x00000400 |
368 | SIS900_RND_CNT equ 0x00000400 |
135 | SIS900_FAIR_BACKOFF equ 0x00000200 |
369 | SIS900_FAIR_BACKOFF equ 0x00000200 |
136 | SIS900_EDB_MASTER_EN equ 0x00002000 |
370 | SIS900_EDB_MASTER_EN equ 0x00002000 |
137 | ;SIS900 Eeprom Access Reigster Bits |
371 | ;SIS900 Eeprom Access Reigster Bits |
138 | SIS900_MDC equ 0x00000040 |
372 | SIS900_MDC equ 0x00000040 |
139 | SIS900_MDDIR equ 0x00000020 |
373 | SIS900_MDDIR equ 0x00000020 |
140 | SIS900_MDIO equ 0x00000010 ; 7016 specific |
374 | SIS900_MDIO equ 0x00000010 ; 7016 specific |
141 | SIS900_EECS equ 0x00000008 |
375 | SIS900_EECS equ 0x00000008 |
142 | SIS900_EECLK equ 0x00000004 |
376 | SIS900_EECLK equ 0x00000004 |
143 | SIS900_EEDO equ 0x00000002 |
377 | SIS900_EEDO equ 0x00000002 |
144 | SIS900_EEDI equ 0x00000001 |
378 | SIS900_EEDI equ 0x00000001 |
145 | ;SIS900 TX Configuration Register Bits |
379 | ;SIS900 TX Configuration Register Bits |
146 | SIS900_ATP equ 0x10000000 ;Automatic Transmit Padding |
380 | SIS900_ATP equ 0x10000000 ;Automatic Transmit Padding |
147 | SIS900_MLB equ 0x20000000 ;Mac Loopback Enable |
381 | SIS900_MLB equ 0x20000000 ;Mac Loopback Enable |
148 | SIS900_HBI equ 0x40000000 ;HeartBeat Ignore (Req for full-dup) |
382 | SIS900_HBI equ 0x40000000 ;HeartBeat Ignore (Req for full-dup) |
149 | SIS900_CSI equ 0x80000000 ;CarrierSenseIgnore (Req for full-du |
383 | SIS900_CSI equ 0x80000000 ;CarrierSenseIgnore (Req for full-du |
150 | ;SIS900 RX Configuration Register Bits |
384 | ;SIS900 RX Configuration Register Bits |
151 | SIS900_AJAB equ 0x08000000 ; |
385 | SIS900_AJAB equ 0x08000000 ; |
152 | SIS900_ATX equ 0x10000000 ;Accept Transmit Packets |
386 | SIS900_ATX equ 0x10000000 ;Accept Transmit Packets |
153 | SIS900_ARP equ 0x40000000 ;accept runt packets (<64bytes) |
387 | SIS900_ARP equ 0x40000000 ;accept runt packets (<64bytes) |
154 | SIS900_AEP equ 0x80000000 ;accept error packets |
388 | SIS900_AEP equ 0x80000000 ;accept error packets |
155 | ;SIS900 Interrupt Reigster Bits |
389 | ;SIS900 Interrupt Reigster Bits |
156 | SIS900_WKEVT equ 0x10000000 |
390 | SIS900_WKEVT equ 0x10000000 |
157 | SIS900_TxPAUSEEND equ 0x08000000 |
391 | SIS900_TxPAUSEEND equ 0x08000000 |
158 | SIS900_TxPAUSE equ 0x04000000 |
392 | SIS900_TxPAUSE equ 0x04000000 |
159 | SIS900_TxRCMP equ 0x02000000 |
393 | SIS900_TxRCMP equ 0x02000000 |
160 | SIS900_RxRCMP equ 0x01000000 |
394 | SIS900_RxRCMP equ 0x01000000 |
161 | SIS900_DPERR equ 0x00800000 |
395 | SIS900_DPERR equ 0x00800000 |
162 | SIS900_SSERR equ 0x00400000 |
396 | SIS900_SSERR equ 0x00400000 |
163 | SIS900_RMABT equ 0x00200000 |
397 | SIS900_RMABT equ 0x00200000 |
164 | SIS900_RTABT equ 0x00100000 |
398 | SIS900_RTABT equ 0x00100000 |
165 | SIS900_RxSOVR equ 0x00010000 |
399 | SIS900_RxSOVR equ 0x00010000 |
166 | SIS900_HIBERR equ 0x00008000 |
400 | SIS900_HIBERR equ 0x00008000 |
167 | SIS900_SWINT equ 0x00001000 |
401 | SIS900_SWINT equ 0x00001000 |
168 | SIS900_MIBINT equ 0x00000800 |
402 | SIS900_MIBINT equ 0x00000800 |
169 | SIS900_TxURN equ 0x00000400 |
403 | SIS900_TxURN equ 0x00000400 |
170 | SIS900_TxIDLE equ 0x00000200 |
404 | SIS900_TxIDLE equ 0x00000200 |
171 | SIS900_TxERR equ 0x00000100 |
405 | SIS900_TxERR equ 0x00000100 |
172 | SIS900_TxDESC equ 0x00000080 |
406 | SIS900_TxDESC equ 0x00000080 |
173 | SIS900_TxOK equ 0x00000040 |
407 | SIS900_TxOK equ 0x00000040 |
174 | SIS900_RxORN equ 0x00000020 |
408 | SIS900_RxORN equ 0x00000020 |
175 | SIS900_RxIDLE equ 0x00000010 |
409 | SIS900_RxIDLE equ 0x00000010 |
176 | SIS900_RxEARLY equ 0x00000008 |
410 | SIS900_RxEARLY equ 0x00000008 |
177 | SIS900_RxERR equ 0x00000004 |
411 | SIS900_RxERR equ 0x00000004 |
178 | SIS900_RxDESC equ 0x00000002 |
412 | SIS900_RxDESC equ 0x00000002 |
179 | SIS900_RxOK equ 0x00000001 |
413 | SIS900_RxOK equ 0x00000001 |
180 | ;SIS900 Interrupt Enable Reigster Bits |
414 | ;SIS900 Interrupt Enable Reigster Bits |
181 | SIS900_IE equ 0x00000001 |
415 | SIS900_IE equ 0x00000001 |
182 | ;SIS900 Revision ID |
416 | ;SIS900 Revision ID |
183 | SIS900B_900_REV equ 0x03 |
417 | SIS900B_900_REV equ 0x03 |
184 | SIS630A_900_REV equ 0x80 |
418 | SIS630A_900_REV equ 0x80 |
185 | SIS630E_900_REV equ 0x81 |
419 | SIS630E_900_REV equ 0x81 |
186 | SIS630S_900_REV equ 0x82 |
420 | SIS630S_900_REV equ 0x82 |
187 | SIS630EA1_900_REV equ 0x83 |
421 | SIS630EA1_900_REV equ 0x83 |
188 | SIS630ET_900_REV equ 0x84 |
422 | SIS630ET_900_REV equ 0x84 |
189 | SIS635A_900_REV equ 0x90 |
423 | SIS635A_900_REV equ 0x90 |
190 | SIS900_960_REV equ 0x91 |
424 | SIS900_960_REV equ 0x91 |
191 | ;SIS900 Receive Filter Control Register Bits |
425 | ;SIS900 Receive Filter Control Register Bits |
192 | SIS900_RFEN equ 0x80000000 |
426 | SIS900_RFEN equ 0x80000000 |
193 | SIS900_RFAAB equ 0x40000000 |
427 | SIS900_RFAAB equ 0x40000000 |
194 | SIS900_RFAAM equ 0x20000000 |
428 | SIS900_RFAAM equ 0x20000000 |
195 | SIS900_RFAAP equ 0x10000000 |
429 | SIS900_RFAAP equ 0x10000000 |
196 | SIS900_RFPromiscuous equ 0x70000000 |
430 | SIS900_RFPromiscuous equ 0x70000000 |
197 | ;SIS900 Reveive Filter Data Mask |
431 | ;SIS900 Reveive Filter Data Mask |
198 | SIS900_RFDAT equ 0x0000FFFF |
432 | SIS900_RFDAT equ 0x0000FFFF |
199 | ;SIS900 Eeprom Address |
433 | ;SIS900 Eeprom Address |
200 | SIS900_EEPROMSignature equ 0x00 |
434 | SIS900_EEPROMSignature equ 0x00 |
201 | SIS900_EEPROMVendorID equ 0x02 |
435 | SIS900_EEPROMVendorID equ 0x02 |
202 | SIS900_EEPROMDeviceID equ 0x03 |
436 | SIS900_EEPROMDeviceID equ 0x03 |
203 | SIS900_EEPROMMACAddr equ 0x08 |
437 | SIS900_EEPROMMACAddr equ 0x08 |
204 | SIS900_EEPROMChecksum equ 0x0b |
438 | SIS900_EEPROMChecksum equ 0x0b |
205 | ;The EEPROM commands include the alway-set leading bit. |
439 | ;The EEPROM commands include the alway-set leading bit. |
206 | ;SIS900 Eeprom Command |
440 | ;SIS900 Eeprom Command |
207 | SIS900_EEread equ 0x0180 |
441 | SIS900_EEread equ 0x0180 |
208 | SIS900_EEwrite equ 0x0140 |
442 | SIS900_EEwrite equ 0x0140 |
209 | SIS900_EEerase equ 0x01C0 |
443 | SIS900_EEerase equ 0x01C0 |
210 | SIS900_EEwriteEnable equ 0x0130 |
444 | SIS900_EEwriteEnable equ 0x0130 |
211 | SIS900_EEwriteDisable equ 0x0100 |
445 | SIS900_EEwriteDisable equ 0x0100 |
212 | SIS900_EEeraseAll equ 0x0120 |
446 | SIS900_EEeraseAll equ 0x0120 |
213 | SIS900_EEwriteAll equ 0x0110 |
447 | SIS900_EEwriteAll equ 0x0110 |
214 | SIS900_EEaddrMask equ 0x013F |
448 | SIS900_EEaddrMask equ 0x013F |
215 | SIS900_EEcmdShift equ 16 |
449 | SIS900_EEcmdShift equ 16 |
216 | ;For SiS962 or SiS963, request the eeprom software access |
450 | ;For SiS962 or SiS963, request the eeprom software access |
217 | SIS900_EEREQ equ 0x00000400 |
451 | SIS900_EEREQ equ 0x00000400 |
218 | SIS900_EEDONE equ 0x00000200 |
452 | SIS900_EEDONE equ 0x00000200 |
219 | SIS900_EEGNT equ 0x00000100 |
453 | SIS900_EEGNT equ 0x00000100 |
220 | ;General Varibles |
- | |
221 | SIS900_pci_revision: db 0 |
- | |
222 | SIS900_Status dd 0x03000000 |
- | |
223 | sis900_specific_table: |
- | |
224 | ; dd SIS630A_900_REV,Get_Mac_SIS630A_900_REV,0 |
- | |
225 | ; dd SIS630E_900_REV,Get_Mac_SIS630E_900_REV,0 |
- | |
226 | dd SIS630S_900_REV,Get_Mac_SIS635_900_REV,0 |
- | |
227 | dd SIS630EA1_900_REV,Get_Mac_SIS635_900_REV,0 |
- | |
228 | dd SIS630ET_900_REV,Get_Mac_SIS635_900_REV,0;SIS630ET_900_REV_SpecialFN |
- | |
229 | dd SIS635A_900_REV,Get_Mac_SIS635_900_REV,0 |
- | |
230 | dd SIS900_960_REV,SIS960_get_mac_addr,0 |
- | |
231 | dd SIS900B_900_REV,SIS900_get_mac_addr,0 |
- | |
232 | dd 0,0,0,0 ; end of list |
- | |
233 | sis900_get_mac_func: dd 0 |
- | |
234 | sis900_special_func: dd 0 |
- | |
235 | sis900_table_entries: db 8 |
- | |
- | 454 | ||
- | 455 | SIS900_pci_revision equ ebx+device.pci_revision |
|
- | 456 | sis900_get_mac_func equ ebx+device.get_MAC |
|
- | 457 | sis900_special_func equ ebx+device.special_func |
|
- | 458 | sis900_table_entries equ ebx+device.table_entries |
|
- | 459 | cur_rx equ ebx+device.cur_rx |
|
236 | 460 | sys_msg_board_str equ SysMsgBoardStr |
|
237 | ;*************************************************************************** |
461 | ;*************************************************************************** |
238 | ; Function |
462 | ; Function |
239 | ; SIS900_probe |
463 | ; SIS900_probe |
240 | ; Description |
464 | ; Description |
241 | ; Searches for an ethernet card, enables it and clears the rx buffer |
465 | ; Searches for an ethernet card, enables it and clears the rx buffer |
242 | ; If a card was found, it enables the ethernet -> TCPIP link |
466 | ; If a card was found, it enables the ethernet -> TCPIP link |
243 | ;not done - still need to probe mii transcievers |
467 | ;not done - still need to probe mii transcievers |
244 | ;*************************************************************************** |
468 | ;*************************************************************************** |
245 | if defined SIS900_DEBUG |
469 | if defined SIS900_DEBUG |
246 | SIS900_Debug_Str_Unsupported db 'Sorry your card is unsupported ',13,10,0 |
470 | SIS900_Debug_Str_Unsupported db 'Sorry your card is unsupported ',13,10,0 |
247 | end if |
471 | end if |
248 | SIS900_probe: |
472 | SIS900_probe: |
249 | ;******Wake Up Chip******* |
473 | ;******Wake Up Chip******* |
250 | mov al, 4 |
- | |
251 | mov bh, [pci_dev] |
- | |
252 | mov ecx, 0 |
- | |
253 | mov ah, [pci_bus] |
- | |
254 | mov bl, 0x40 |
- | |
255 | call pci_write_reg |
474 | stdcall PciWrite8, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x40, 0 |
256 | ;*******Set some PCI Settings********* |
475 | ;*******Set some PCI Settings********* |
257 | call SIS900_adjust_pci_device |
476 | call SIS900_adjust_pci_device |
258 | ;*****Get Card Revision****** |
477 | ;*****Get Card Revision****** |
259 | mov al, 1 ;one byte to read |
478 | stdcall PciRead8, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x08 |
260 | mov bh, [pci_dev] |
- | |
261 | mov ah, [pci_bus] |
- | |
262 | mov bl, 0x08 ;Revision Register |
- | |
263 | call pci_read_reg |
- | |
264 | mov [SIS900_pci_revision], al ;save the revision for later use |
479 | mov [SIS900_pci_revision], al ;save the revision for later use |
265 | ;****** Look up through the sis900_specific_table |
480 | ;****** Look up through the sis900_specific_table |
266 | mov esi,sis900_specific_table |
481 | mov esi,sis900_specific_table |
267 | .probe_loop: |
482 | .probe_loop: |
268 | cmp dword [esi],0 ; Check if we reached end of the list |
483 | cmp dword [esi],0 ; Check if we reached end of the list |
269 | je .probe_loop_failed |
484 | je .probe_loop_failed |
270 | cmp al,[esi] ; Check if revision is OK |
485 | cmp al,[esi] ; Check if revision is OK |
271 | je .probe_loop_ok |
486 | je .probe_loop_ok |
272 | add esi,12 ; Advance to next entry |
487 | add esi,12 ; Advance to next entry |
273 | jmp .probe_loop |
488 | jmp .probe_loop |
274 | .probe_loop_failed: |
489 | .probe_loop_failed: |
275 | jmp SIS900_Probe_Unsupported |
490 | jmp SIS900_Probe_Unsupported |
276 | ;*********Find Get Mac Function********* |
491 | ;*********Find Get Mac Function********* |
277 | .probe_loop_ok: |
492 | .probe_loop_ok: |
278 | mov eax,[esi+4] ; Get pointer to "get MAC" function |
493 | mov eax,[esi+4] ; Get pointer to "get MAC" function |
279 | mov [sis900_get_mac_func],eax |
494 | mov [sis900_get_mac_func],eax |
280 | mov eax,[esi+8] ; Get pointer to special initialization fn |
495 | mov eax,[esi+8] ; Get pointer to special initialization fn |
281 | mov [sis900_special_func],eax |
496 | mov [sis900_special_func],eax |
282 | ;******** Get MAC ******** |
497 | ;******** Get MAC ******** |
283 | call dword [sis900_get_mac_func] |
498 | call dword [sis900_get_mac_func] |
284 | ;******** Call special initialization fn if requested ******** |
499 | ;******** Call special initialization fn if requested ******** |
285 | cmp dword [sis900_special_func],0 |
500 | cmp dword [sis900_special_func],0 |
286 | je .no_special_init |
501 | je .no_special_init |
287 | call dword [sis900_special_func] |
502 | call dword [sis900_special_func] |
288 | .no_special_init: |
503 | .no_special_init: |
289 | ;******** Set table entries ******** |
504 | ;******** Set table entries ******** |
290 | mov al,[SIS900_pci_revision] |
505 | mov al,[SIS900_pci_revision] |
291 | cmp al,SIS635A_900_REV |
506 | cmp al,SIS635A_900_REV |
292 | jae .ent16 |
507 | jae .ent16 |
293 | cmp al,SIS900B_900_REV |
508 | cmp al,SIS900B_900_REV |
294 | je .ent16 |
509 | je .ent16 |
- | 510 | mov byte [sis900_table_entries],8 |
|
295 | jmp .ent8 |
511 | jmp .ent8 |
296 | .ent16: |
512 | .ent16: |
297 | mov byte [sis900_table_entries],16 |
513 | mov byte [sis900_table_entries],16 |
298 | .ent8: |
514 | .ent8: |
299 | ;*******Probe for mii transceiver******* |
515 | ;*******Probe for mii transceiver******* |
300 | ;TODO!!********************* |
516 | ;TODO!!********************* |
301 | ;*******Initialize Device******* |
517 | ;*******Initialize Device******* |
302 | call sis900_init |
518 | call sis900_init |
303 | ret |
519 | ret |
304 | 520 | ||
305 | SIS900_Probe_Unsupported: |
521 | SIS900_Probe_Unsupported: |
306 | if defined SIS900_DEBUG |
522 | if defined SIS900_DEBUG |
307 | mov esi, SIS900_Debug_Str_Unsupported |
523 | mov esi, SIS900_Debug_Str_Unsupported |
308 | call sys_msg_board_str |
524 | call sys_msg_board_str |
309 | end if |
525 | end if |
- | 526 | or eax, -1 |
|
310 | ret |
527 | ret |
311 | ;*************************************************************************** |
528 | ;*************************************************************************** |
312 | ; Function: sis900_init |
529 | ; Function: sis900_init |
313 | ; |
530 | ; |
314 | ; Description: resets the ethernet controller chip and various |
531 | ; Description: resets the ethernet controller chip and various |
315 | ; data structures required for sending and receiving packets. |
532 | ; data structures required for sending and receiving packets. |
316 | ; |
533 | ; |
317 | ; Arguments: |
534 | ; Arguments: |
318 | ; |
535 | ; |
319 | ; returns: none |
536 | ; returns: none |
320 | ;not done |
537 | ;not done |
321 | ;*************************************************************************** |
538 | ;*************************************************************************** |
322 | sis900_init: |
539 | sis900_init: |
323 | call SIS900_reset ;Done |
540 | call SIS900_reset ;Done |
324 | call SIS900_init_rxfilter ;Done |
541 | call SIS900_init_rxfilter ;Done |
325 | call SIS900_init_txd ;Done |
542 | call SIS900_init_txd ;Done |
326 | call SIS900_init_rxd ;Done |
543 | call SIS900_init_rxd ;Done |
327 | call SIS900_set_rx_mode ;done |
544 | call SIS900_set_rx_mode ;done |
328 | call SIS900_set_tx_mode |
545 | call SIS900_set_tx_mode |
329 | ;call SIS900_check_mode |
546 | ;call SIS900_check_mode |
- | 547 | ; enable interrupts on packet receive |
|
- | 548 | xor eax, eax |
|
- | 549 | inc eax ; eax = 1 = SIS900_RxOK |
|
- | 550 | mov edx, [ebx+device.io_addr] |
|
- | 551 | add edx, SIS900_imr |
|
- | 552 | out dx, eax |
|
- | 553 | ; globally enable interrupts |
|
- | 554 | add edx, SIS900_ier-SIS900_imr |
|
- | 555 | out dx, eax ; eax is still 1 |
|
- | 556 | xor eax, eax |
|
330 | ret |
557 | ret |
331 | 558 | ||
332 | ;*************************************************************************** |
559 | ;*************************************************************************** |
333 | ; Function |
560 | ; Function |
334 | ; SIS900_reset |
561 | ; SIS900_reset |
335 | ; Description |
562 | ; Description |
336 | ; disables interrupts and soft resets the controller chip |
563 | ; disables interrupts and soft resets the controller chip |
337 | ; |
564 | ; |
338 | ;done+ |
565 | ;done+ |
339 | ;*************************************************************************** |
566 | ;*************************************************************************** |
340 | if defined SIS900_DEBUG |
567 | if defined SIS900_DEBUG |
341 | SIS900_Debug_Reset_Failed db 'Reset Failed ',0 |
568 | SIS900_Debug_Reset_Failed db 'Reset Failed ',0 |
342 | end if |
569 | end if |
343 | SIS900_reset: |
570 | SIS900_reset: |
- | 571 | movzx eax, [ebx+device.irq_line] |
|
- | 572 | stdcall AttachIntHandler, eax, int_handler, 0 |
|
- | 573 | push ebp |
|
- | 574 | mov ebp, [ebx+device.io_addr] ; base address |
|
344 | ;******Disable Interrupts and reset Receive Filter******* |
575 | ;******Disable Interrupts and reset Receive Filter******* |
345 | mov ebp, [io_addr] ; base address |
- | |
346 | xor eax, eax ; 0 to initialize |
576 | xor eax, eax ; 0 to initialize |
347 | lea edx,[ebp+SIS900_ier] |
577 | lea edx,[ebp+SIS900_ier] |
348 | out dx, eax ; Write 0 to location |
578 | out dx, eax ; Write 0 to location |
349 | lea edx,[ebp+SIS900_imr] |
579 | lea edx,[ebp+SIS900_imr] |
350 | out dx, eax ; Write 0 to location |
580 | out dx, eax ; Write 0 to location |
351 | lea edx,[ebp+SIS900_rfcr] |
581 | lea edx,[ebp+SIS900_rfcr] |
352 | out dx, eax ; Write 0 to location |
582 | out dx, eax ; Write 0 to location |
353 | ;*******Reset Card*********************************************** |
583 | ;*******Reset Card*********************************************** |
354 | lea edx,[ebp+SIS900_cr] |
584 | lea edx,[ebp+SIS900_cr] |
355 | in eax, dx ; Get current Command Register |
585 | in eax, dx ; Get current Command Register |
356 | or eax, SIS900_RESET ; set flags |
586 | or eax, SIS900_RESET ; set flags |
357 | or eax, SIS900_RxRESET ; |
587 | or eax, SIS900_RxRESET ; |
358 | or eax, SIS900_TxRESET ; |
588 | or eax, SIS900_TxRESET ; |
359 | out dx, eax ; Write new Command Register |
589 | out dx, eax ; Write new Command Register |
360 | ;*******Wait Loop************************************************ |
590 | ;*******Wait Loop************************************************ |
- | 591 | push ebx |
|
361 | lea edx,[ebp+SIS900_isr] |
592 | lea edx,[ebp+SIS900_isr] |
362 | mov ecx, [SIS900_Status] ; Status we would like to see from card |
593 | mov ecx, 0x03000000 ; Status we would like to see from card |
363 | mov ebx, 2001 ; only loop 1000 times |
594 | mov ebx, 2001 ; only loop 1000 times |
364 | SIS900_Wait: |
595 | SIS900_Wait: |
365 | dec ebx ; 1 less loop |
596 | dec ebx ; 1 less loop |
366 | jz SIS900_DoneWait_e ; 1000 times yet? |
597 | jz SIS900_DoneWait_e ; 1000 times yet? |
367 | in eax, dx ; move interrup status to eax |
598 | in eax, dx ; move interrup status to eax |
368 | and eax, ecx |
599 | and eax, ecx |
369 | xor ecx, eax |
600 | xor ecx, eax |
370 | jz SIS900_DoneWait |
601 | jz SIS900_DoneWait |
371 | jmp SIS900_Wait |
602 | jmp SIS900_Wait |
372 | SIS900_DoneWait_e: |
603 | SIS900_DoneWait_e: |
373 | if defined SIS900_DEBUG |
604 | if defined SIS900_DEBUG |
374 | mov esi, SIS900_Debug_Reset_Failed |
605 | mov esi, SIS900_Debug_Reset_Failed |
375 | call sys_msg_board_str |
606 | call sys_msg_board_str |
376 | end if |
607 | end if |
377 | SIS900_DoneWait: |
608 | SIS900_DoneWait: |
- | 609 | pop ebx |
|
378 | ;*******Set Configuration Register depending on Card Revision******** |
610 | ;*******Set Configuration Register depending on Card Revision******** |
379 | lea edx,[ebp+SIS900_cfg] |
611 | lea edx,[ebp+SIS900_cfg] |
380 | mov eax, SIS900_PESEL ; Configuration Register Bit |
612 | mov eax, SIS900_PESEL ; Configuration Register Bit |
381 | mov bl, [SIS900_pci_revision] ; card revision |
613 | mov cl, [SIS900_pci_revision] ; card revision |
382 | mov cl, SIS635A_900_REV ; Check card revision |
- | |
383 | cmp bl, cl |
614 | cmp cl, SIS635A_900_REV |
384 | je SIS900_RevMatch |
615 | je SIS900_RevMatch |
385 | mov cl, SIS900B_900_REV ; Check card revision |
616 | cmp cl, SIS900B_900_REV ; Check card revision |
386 | cmp bl, cl |
- | |
387 | je SIS900_RevMatch |
617 | je SIS900_RevMatch |
388 | out dx, eax ; no revision match |
618 | out dx, eax ; no revision match |
389 | jmp SIS900_Reset_Complete |
619 | jmp SIS900_Reset_Complete |
390 | SIS900_RevMatch: ; Revision match |
620 | SIS900_RevMatch: ; Revision match |
391 | or eax, SIS900_RND_CNT ; Configuration Register Bit |
621 | or eax, SIS900_RND_CNT ; Configuration Register Bit |
392 | out dx, eax |
622 | out dx, eax |
393 | SIS900_Reset_Complete: |
623 | SIS900_Reset_Complete: |
394 | mov eax, [pci_data] |
624 | xor eax, eax |
395 | mov [eth_status], eax |
625 | pop ebp |
396 | ret |
626 | ret |
397 | 627 | ||
398 | ;*************************************************************************** |
628 | ;*************************************************************************** |
399 | ; Function: sis_init_rxfilter |
629 | ; Function: sis_init_rxfilter |
400 | ; |
630 | ; |
401 | ; Description: sets receive filter address to our MAC address |
631 | ; Description: sets receive filter address to our MAC address |
402 | ; |
632 | ; |
403 | ; Arguments: |
633 | ; Arguments: |
404 | ; |
634 | ; |
405 | ; returns: |
635 | ; returns: |
406 | ;done+ |
636 | ;done+ |
407 | ;*************************************************************************** |
637 | ;*************************************************************************** |
408 | SIS900_init_rxfilter: |
638 | SIS900_init_rxfilter: |
- | 639 | push ebp |
|
- | 640 | mov ebp, [ebx+device.io_addr] ; base address |
|
409 | ;****Get Receive Filter Control Register ******** |
641 | ;****Get Receive Filter Control Register ******** |
410 | mov ebp, [io_addr] ; base address |
- | |
411 | lea edx,[ebp+SIS900_rfcr] |
642 | lea edx,[ebp+SIS900_rfcr] |
412 | in eax, dx ; get register |
643 | in eax, dx ; get register |
413 | push eax |
644 | push eax |
414 | ;****disable packet filtering before setting filter******* |
645 | ;****disable packet filtering before setting filter******* |
415 | mov eax, SIS900_RFEN ;move receive filter enable flag |
646 | mov eax, SIS900_RFEN ;move receive filter enable flag |
416 | not eax ;1s complement |
647 | not eax ;1s complement |
417 | pop ebx ;and with our saved register |
- | |
418 | and eax, ebx ;disable receiver |
648 | and eax, [esp] ;disable receiver |
419 | push ebx ;save filter for another use |
- | |
420 | out dx, eax ;set receive disabled |
649 | out dx, eax ;set receive disabled |
421 | ;********load MAC addr to filter data register********* |
650 | ;********load MAC addr to filter data register********* |
422 | xor ecx, ecx |
651 | xor ecx, ecx |
423 | SIS900_RXINT_Mac_Write: |
652 | SIS900_RXINT_Mac_Write: |
424 | ;high word of eax tells card which mac byte to write |
653 | ;high word of eax tells card which mac byte to write |
425 | mov eax, ecx |
654 | mov eax, ecx |
426 | lea edx,[ebp+SIS900_rfcr] |
655 | lea edx,[ebp+SIS900_rfcr] |
427 | shl eax, 16 ; |
656 | shl eax, 16 ; |
428 | out dx, eax ; |
657 | out dx, eax ; |
429 | lea edx,[ebp+SIS900_rfdr] |
658 | lea edx,[ebp+SIS900_rfdr] |
430 | mov ax, word [node_addr+ecx*2] ; Get Mac ID word |
659 | mov ax, word [ebx+device.mac+ecx*2] ; Get Mac ID word |
431 | out dx, ax ; Send Mac ID |
660 | out dx, ax ; Send Mac ID |
432 | inc cl ; send next word |
661 | inc cl ; send next word |
433 | cmp cl, 3 ; more to send? |
662 | cmp cl, 3 ; more to send? |
434 | jne SIS900_RXINT_Mac_Write |
663 | jne SIS900_RXINT_Mac_Write |
435 | ;********enable packet filitering ***** |
664 | ;********enable packet filitering ***** |
436 | pop eax ;old register value |
665 | pop eax ;old register value |
437 | lea edx,[ebp+SIS900_rfcr] |
666 | lea edx,[ebp+SIS900_rfcr] |
438 | or eax, SIS900_RFEN ;enable filtering |
667 | or eax, SIS900_RFEN ;enable filtering |
439 | out dx, eax ;set register |
668 | out dx, eax ;set register |
- | 669 | pop ebp |
|
440 | ret |
670 | ret |
441 | 671 | ||
442 | ;*************************************************************************** |
672 | ;*************************************************************************** |
443 | ;* |
673 | ;* |
444 | ;* Function: sis_init_txd |
674 | ;* Function: sis_init_txd |
445 | ;* |
675 | ;* |
446 | ;* Description: initializes the Tx descriptor |
676 | ;* Description: initializes the Tx descriptor |
447 | ;* |
677 | ;* |
448 | ;* Arguments: |
678 | ;* Arguments: |
449 | ;* |
679 | ;* |
450 | ;* returns: |
680 | ;* returns: |
451 | ;*done |
681 | ;*done |
452 | ;*************************************************************************** |
682 | ;*************************************************************************** |
453 | SIS900_init_txd: |
683 | SIS900_init_txd: |
454 | ;********** initialize TX descriptor ************** |
684 | ;********** initialize TX descriptor ************** |
455 | mov [txd], dword 0 ;put link to next descriptor in link field |
685 | mov [ebx+device.txd], dword 0 ;put link to next descriptor in link field |
456 | mov [txd+4],dword 0 ;clear status field |
686 | mov [ebx+device.txd+4],dword 0 ;clear status field |
- | 687 | lea eax, [ebx+0x1000] |
|
- | 688 | call GetPgAddr |
|
457 | mov [txd+8], dword txb - OS_BASE ;save address to buffer ptr field |
689 | mov [ebx+device.txd+8], eax ;save address to buffer ptr field |
458 | ;*************** load Transmit Descriptor Register *************** |
690 | ;*************** load Transmit Descriptor Register *************** |
459 | mov dx, [io_addr] ; base address |
691 | mov edx, [ebx+device.io_addr] ; base address |
460 | add dx, SIS900_txdp ; TX Descriptor Pointer |
692 | add edx, SIS900_txdp ; TX Descriptor Pointer |
461 | mov eax, txd - OS_BASE ; First Descriptor |
693 | add eax, device.txd - 0x1000 ; First Descriptor |
462 | out dx, eax ; move the pointer |
694 | out dx, eax ; move the pointer |
463 | ret |
695 | ret |
464 | 696 | ||
465 | ;*************************************************************************** |
697 | ;*************************************************************************** |
466 | ;* Function: sis_init_rxd |
698 | ;* Function: sis_init_rxd |
467 | ;* |
699 | ;* |
468 | ;* Description: initializes the Rx descriptor ring |
700 | ;* Description: initializes the Rx descriptor ring |
469 | ;* |
701 | ;* |
470 | ;* Arguments: |
702 | ;* Arguments: |
471 | ;* |
703 | ;* |
472 | ;* Returns: |
704 | ;* Returns: |
473 | ;*done |
705 | ;*done |
474 | ;*************************************************************************** |
706 | ;*************************************************************************** |
475 | SIS900_init_rxd: |
707 | SIS900_init_rxd: |
476 | xor ecx,ecx |
708 | xor ecx,ecx |
477 | mov [cur_rx], cl ;Set cuurent rx discriptor to 0 |
709 | mov [cur_rx], cl ;Set cuurent rx discriptor to 0 |
- | 710 | mov eax, ebx |
|
- | 711 | call GetPgAddr |
|
- | 712 | mov esi, eax |
|
478 | ;******** init RX descriptors ******** |
713 | ;******** init RX descriptors ******** |
479 | SIS900_init_rxd_Loop: |
714 | SIS900_init_rxd_Loop: |
480 | mov eax, ecx ;current descriptor |
715 | mov edx, ecx ;current descriptor |
481 | imul eax, 12 ; |
716 | imul edx, 12 ; |
482 | mov ebx, ecx ;determine next link descriptor |
717 | mov eax, ecx ;determine next link descriptor |
483 | inc ebx ; |
718 | inc eax ; |
484 | cmp ebx, NUM_RX_DESC ; |
719 | cmp eax, NUM_RX_DESC ; |
485 | jne SIS900_init_rxd_Loop_0 ; |
720 | jne SIS900_init_rxd_Loop_0 ; |
486 | xor ebx, ebx ; |
721 | xor eax, eax ; |
487 | SIS900_init_rxd_Loop_0: ; |
722 | SIS900_init_rxd_Loop_0: ; |
488 | imul ebx, 12 ; |
723 | imul eax, 12 ; |
489 | add ebx, rxd - OS_BASE ; |
724 | lea eax, [eax+esi+device.rxd] |
490 | mov [rxd+eax], ebx ;save link to next descriptor |
725 | mov [ebx+device.rxd+edx], eax ;save link to next descriptor |
491 | mov [rxd+eax+4],dword RX_BUFF_SZ ;status bits init to buf size |
726 | mov [ebx+device.rxd+edx+4],dword RX_BUFF_SZ ;status bits init to buf size |
492 | mov ebx, ecx ;find where the buf is located |
727 | mov eax, ecx ;find where the buf is located |
493 | imul ebx,RX_BUFF_SZ ; |
728 | imul eax,RX_BUFF_SZ ; |
494 | add ebx, rxb - OS_BASE ; |
729 | lea eax, [eax+esi+0x1000+NUM_TX_DESC*TX_BUFF_SZ] |
495 | mov [rxd+eax+8], ebx ;save buffer pointer |
730 | mov [ebx+device.rxd+edx+8], eax ;save buffer pointer |
496 | inc ecx ;next descriptor |
731 | inc ecx ;next descriptor |
497 | cmp ecx, NUM_RX_DESC ; |
732 | cmp ecx, NUM_RX_DESC ; |
498 | jne SIS900_init_rxd_Loop ; |
733 | jne SIS900_init_rxd_Loop ; |
499 | ;********* load Receive Descriptor Register with address of first |
734 | ;********* load Receive Descriptor Register with address of first |
500 | ; descriptor********* |
735 | ; descriptor********* |
501 | mov dx, [io_addr] |
736 | mov edx, [ebx+device.io_addr] |
502 | add dx, SIS900_rxdp |
737 | add edx, SIS900_rxdp |
503 | mov eax, rxd - OS_BASE |
738 | lea eax, [esi+device.rxd] |
504 | out dx, eax |
739 | out dx, eax |
505 | ret |
740 | ret |
506 | 741 | ||
507 | ;*************************************************************************** |
742 | ;*************************************************************************** |
508 | ;* Function: sis900_set_tx_mode |
743 | ;* Function: sis900_set_tx_mode |
509 | ;* |
744 | ;* |
510 | ;* Description: |
745 | ;* Description: |
511 | ;* sets the transmit mode to allow for full duplex |
746 | ;* sets the transmit mode to allow for full duplex |
512 | ;* |
747 | ;* |
513 | ;* |
748 | ;* |
514 | ;* Arguments: |
749 | ;* Arguments: |
515 | ;* |
750 | ;* |
516 | ;* Returns: |
751 | ;* Returns: |
517 | ;* |
752 | ;* |
518 | ;* Comments: |
753 | ;* Comments: |
519 | ;* If you are having problems transmitting packet try changing the |
754 | ;* If you are having problems transmitting packet try changing the |
520 | ;* Max DMA Burst, Possible settings are as follows: |
755 | ;* Max DMA Burst, Possible settings are as follows: |
521 | ;* 0x00000000 = 512 bytes |
756 | ;* 0x00000000 = 512 bytes |
522 | ;* 0x00100000 = 4 bytes |
757 | ;* 0x00100000 = 4 bytes |
523 | ;* 0x00200000 = 8 bytes |
758 | ;* 0x00200000 = 8 bytes |
524 | ;* 0x00300000 = 16 bytes |
759 | ;* 0x00300000 = 16 bytes |
525 | ;* 0x00400000 = 32 bytes |
760 | ;* 0x00400000 = 32 bytes |
526 | ;* 0x00500000 = 64 bytes |
761 | ;* 0x00500000 = 64 bytes |
527 | ;* 0x00600000 = 128 bytes |
762 | ;* 0x00600000 = 128 bytes |
528 | ;* 0x00700000 = 256 bytes |
763 | ;* 0x00700000 = 256 bytes |
529 | ;*************************************************************************** |
764 | ;*************************************************************************** |
530 | SIS900_set_tx_mode: |
765 | SIS900_set_tx_mode: |
- | 766 | push ebp |
|
531 | mov ebp,[io_addr] |
767 | mov ebp,[ebx+device.io_addr] |
532 | lea edx,[ebp+SIS900_cr] |
768 | lea edx,[ebp+SIS900_cr] |
533 | in eax, dx ; Get current Command Register |
769 | in eax, dx ; Get current Command Register |
534 | or eax, SIS900_TxENA ;Enable Receive |
770 | or eax, SIS900_TxENA ;Enable Receive |
535 | out dx, eax |
771 | out dx, eax |
536 | lea edx,[ebp+SIS900_txcfg]; Transmit config Register offset |
772 | lea edx,[ebp+SIS900_txcfg]; Transmit config Register offset |
537 | mov eax, SIS900_ATP ;allow automatic padding |
773 | mov eax, SIS900_ATP ;allow automatic padding |
538 | or eax, SIS900_HBI ;allow heartbeat ignore |
774 | or eax, SIS900_HBI ;allow heartbeat ignore |
539 | or eax, SIS900_CSI ;allow carrier sense ignore |
775 | or eax, SIS900_CSI ;allow carrier sense ignore |
540 | or eax, 0x00600000 ;Max DMA Burst |
776 | or eax, 0x00600000 ;Max DMA Burst |
541 | or eax, 0x00000100 ;TX Fill Threshold |
777 | or eax, 0x00000100 ;TX Fill Threshold |
542 | or eax, 0x00000020 ;TX Drain Threshold |
778 | or eax, 0x00000020 ;TX Drain Threshold |
543 | out dx, eax |
779 | out dx, eax |
- | 780 | pop ebp |
|
544 | ret |
781 | ret |
545 | 782 | ||
546 | ;*************************************************************************** |
783 | ;*************************************************************************** |
547 | ;* Function: sis900_set_rx_mode |
784 | ;* Function: sis900_set_rx_mode |
548 | ;* |
785 | ;* |
549 | ;* Description: |
786 | ;* Description: |
550 | ;* sets the receive mode to accept all broadcast packets and packets |
787 | ;* sets the receive mode to accept all broadcast packets and packets |
551 | ;* with our MAC address, and reject all multicast packets. Also allows |
788 | ;* with our MAC address, and reject all multicast packets. Also allows |
552 | ;* full-duplex |
789 | ;* full-duplex |
553 | ;* |
790 | ;* |
554 | ;* Arguments: |
791 | ;* Arguments: |
555 | ;* |
792 | ;* |
556 | ;* Returns: |
793 | ;* Returns: |
557 | ;* |
794 | ;* |
558 | ;* Comments: |
795 | ;* Comments: |
559 | ;* If you are having problems receiving packet try changing the |
796 | ;* If you are having problems receiving packet try changing the |
560 | ;* Max DMA Burst, Possible settings are as follows: |
797 | ;* Max DMA Burst, Possible settings are as follows: |
561 | ;* 0x00000000 = 512 bytes |
798 | ;* 0x00000000 = 512 bytes |
562 | ;* 0x00100000 = 4 bytes |
799 | ;* 0x00100000 = 4 bytes |
563 | ;* 0x00200000 = 8 bytes |
800 | ;* 0x00200000 = 8 bytes |
564 | ;* 0x00300000 = 16 bytes |
801 | ;* 0x00300000 = 16 bytes |
565 | ;* 0x00400000 = 32 bytes |
802 | ;* 0x00400000 = 32 bytes |
566 | ;* 0x00500000 = 64 bytes |
803 | ;* 0x00500000 = 64 bytes |
567 | ;* 0x00600000 = 128 bytes |
804 | ;* 0x00600000 = 128 bytes |
568 | ;* 0x00700000 = 256 bytes |
805 | ;* 0x00700000 = 256 bytes |
569 | ;*************************************************************************** |
806 | ;*************************************************************************** |
570 | SIS900_mc_filter: times 16 dw 0 |
- | |
571 | SIS900_set_rx_mode: |
807 | SIS900_set_rx_mode: |
- | 808 | push ebp |
|
572 | mov ebp,[io_addr] |
809 | mov ebp,[ebx+device.io_addr] |
573 | ;**************update Multicast Hash Table in Receive Filter |
810 | ;**************update Multicast Hash Table in Receive Filter |
574 | mov ebx, 0xffff |
- | |
575 | xor cl, cl |
811 | xor cl, cl |
576 | SIS900_set_rx_mode_Loop: |
812 | SIS900_set_rx_mode_Loop: |
577 | mov eax, ecx |
813 | mov eax, ecx |
578 | shl eax, 1 |
814 | shl eax, 1 |
579 | mov [SIS900_mc_filter+eax], bx |
- | |
580 | lea edx,[ebp+SIS900_rfcr] ; Receive Filter Control Reg offset |
815 | lea edx,[ebp+SIS900_rfcr] ; Receive Filter Control Reg offset |
581 | mov eax, 4 ;determine table entry |
816 | mov eax, 4 ;determine table entry |
582 | add al, cl |
817 | add al, cl |
583 | shl eax, 16 |
818 | shl eax, 16 |
584 | out dx, eax ;tell card which entry to modify |
819 | out dx, eax ;tell card which entry to modify |
585 | lea edx,[ebp+SIS900_rfdr] ; Receive Filter Control Reg offset |
820 | lea edx,[ebp+SIS900_rfdr] ; Receive Filter Control Reg offset |
586 | mov eax, ebx ;entry value |
821 | mov eax, 0xffff ;entry value |
587 | out dx, ax ;write value to table in card |
822 | out dx, ax ;write value to table in card |
588 | inc cl ;next entry |
823 | inc cl ;next entry |
589 | cmp cl,[sis900_table_entries] ; |
824 | cmp cl,[sis900_table_entries] ; |
590 | jl SIS900_set_rx_mode_Loop |
825 | jl SIS900_set_rx_mode_Loop |
591 | ;*******Set Receive Filter Control Register************* |
826 | ;*******Set Receive Filter Control Register************* |
592 | lea edx,[ebp+SIS900_rfcr] ; Receive Filter Control Register offset |
827 | lea edx,[ebp+SIS900_rfcr] ; Receive Filter Control Register offset |
593 | mov eax, SIS900_RFAAB ;accecpt all broadcast packets |
828 | mov eax, SIS900_RFAAB ;accecpt all broadcast packets |
594 | or eax, SIS900_RFAAM ;accept all multicast packets |
829 | or eax, SIS900_RFAAM ;accept all multicast packets |
595 | or eax, SIS900_RFAAP ;Accept all packets |
830 | or eax, SIS900_RFAAP ;Accept all packets |
596 | or eax, SIS900_RFEN ;enable receiver filter |
831 | or eax, SIS900_RFEN ;enable receiver filter |
597 | out dx, eax |
832 | out dx, eax |
598 | ;******Enable Receiver************ |
833 | ;******Enable Receiver************ |
599 | lea edx,[ebp+SIS900_cr] ; Command Register offset |
834 | lea edx,[ebp+SIS900_cr] ; Command Register offset |
600 | in eax, dx ; Get current Command Register |
835 | in eax, dx ; Get current Command Register |
601 | or eax, SIS900_RxENA ;Enable Receive |
836 | or eax, SIS900_RxENA ;Enable Receive |
602 | out dx, eax |
837 | out dx, eax |
603 | ;*********Set |
838 | ;*********Set |
604 | lea edx,[ebp+SIS900_rxcfg] ; Receive Config Register offset |
839 | lea edx,[ebp+SIS900_rxcfg] ; Receive Config Register offset |
605 | mov eax, SIS900_ATX ;Accept Transmit Packets |
840 | mov eax, SIS900_ATX ;Accept Transmit Packets |
606 | ; (Req for full-duplex and PMD Loopback) |
841 | ; (Req for full-duplex and PMD Loopback) |
607 | or eax, 0x00600000 ;Max DMA Burst |
842 | or eax, 0x00600000 ;Max DMA Burst |
608 | or eax, 0x00000002 ;RX Drain Threshold, 8X8 bytes or 64bytes |
843 | or eax, 0x00000002 ;RX Drain Threshold, 8X8 bytes or 64bytes |
609 | out dx, eax ; |
844 | out dx, eax ; |
- | 845 | pop ebp |
|
610 | ret |
846 | ret |
611 | 847 | ||
612 | ;*************************************************************************** |
848 | ;*************************************************************************** |
613 | ; * SIS960_get_mac_addr: - Get MAC address for SiS962 or SiS963 model |
849 | ; * SIS960_get_mac_addr: - Get MAC address for SiS962 or SiS963 model |
614 | ; * @pci_dev: the sis900 pci device |
850 | ; * @pci_dev: the sis900 pci device |
615 | ; * @net_dev: the net device to get address for |
851 | ; * @net_dev: the net device to get address for |
616 | ; * |
852 | ; * |
617 | ; * SiS962 or SiS963 model, use EEPROM to store MAC address. And EEPROM |
853 | ; * SiS962 or SiS963 model, use EEPROM to store MAC address. And EEPROM |
618 | ; * is shared by |
854 | ; * is shared by |
619 | ; * LAN and 1394. When access EEPROM, send EEREQ signal to hardware first |
855 | ; * LAN and 1394. When access EEPROM, send EEREQ signal to hardware first |
620 | ; * and wait for EEGNT. If EEGNT is ON, EEPROM is permitted to be access |
856 | ; * and wait for EEGNT. If EEGNT is ON, EEPROM is permitted to be access |
621 | ; * by LAN, otherwise is not. After MAC address is read from EEPROM, send |
857 | ; * by LAN, otherwise is not. After MAC address is read from EEPROM, send |
622 | ; * EEDONE signal to refuse EEPROM access by LAN. |
858 | ; * EEDONE signal to refuse EEPROM access by LAN. |
623 | ; * The EEPROM map of SiS962 or SiS963 is different to SiS900. |
859 | ; * The EEPROM map of SiS962 or SiS963 is different to SiS900. |
624 | ; * The signature field in SiS962 or SiS963 spec is meaningless. |
860 | ; * The signature field in SiS962 or SiS963 spec is meaningless. |
625 | ; * MAC address is read into @net_dev->dev_addr. |
861 | ; * MAC address is read into @net_dev->dev_addr. |
626 | ; *done |
862 | ; *done |
627 | ;* |
863 | ;* |
628 | ;* Return 0 is EAX = failure |
864 | ;* Return 0 is EAX = failure |
629 | ;*Done+ |
865 | ;*Done+ |
630 | ;*************************************************************************** |
866 | ;*************************************************************************** |
631 | if defined SIS900_DEBUG |
867 | if defined SIS900_DEBUG |
632 | SIS900_Debug_Str_GetMac_Start db 'Attempting to get SIS900 Mac ID: ',13,10,0 |
868 | SIS900_Debug_Str_GetMac_Start db 'Attempting to get SIS900 Mac ID: ',13,10,0 |
633 | SIS900_Debug_Str_GetMac_Failed db 'Access to EEprom Failed',13,10,0 |
869 | SIS900_Debug_Str_GetMac_Failed db 'Access to EEprom Failed',13,10,0 |
634 | SIS900_Debug_Str_GetMac_Address db 'Your Mac ID is: ',0 |
870 | SIS900_Debug_Str_GetMac_Address db 'Your Mac ID is: ',0 |
635 | SIS900_Debug_Str_GetMac_Address2 db 'Your SIS96x Mac ID is: ',0 |
871 | SIS900_Debug_Str_GetMac_Address2 db 'Your SIS96x Mac ID is: ',0 |
636 | end if |
872 | end if |
637 | SIS960_get_mac_addr: |
873 | SIS960_get_mac_addr: |
- | 874 | push ebp |
|
638 | mov ebp,[io_addr] |
875 | mov ebp,[ebx+device.io_addr] |
639 | ;**********Send Request for eeprom access********************* |
876 | ;**********Send Request for eeprom access********************* |
640 | lea edx,[ebp+SIS900_mear] ; Eeprom access register |
877 | lea edx,[ebp+SIS900_mear] ; Eeprom access register |
641 | mov eax, SIS900_EEREQ ; Request access to eeprom |
878 | mov eax, SIS900_EEREQ ; Request access to eeprom |
642 | out dx, eax ; Send request |
879 | out dx, eax ; Send request |
643 | xor ebx,ebx ; |
880 | xor ecx,ecx ; |
644 | ;******Loop 4000 times and if access not granted error out***** |
881 | ;******Loop 4000 times and if access not granted error out***** |
645 | SIS96X_Get_Mac_Wait: |
882 | SIS96X_Get_Mac_Wait: |
646 | in eax, dx ;get eeprom status |
883 | in eax, dx ;get eeprom status |
647 | and eax, SIS900_EEGNT ;see if eeprom access granted flag is set |
884 | and eax, SIS900_EEGNT ;see if eeprom access granted flag is set |
648 | jnz SIS900_Got_EEP_Access ;if it is, go access the eeprom |
885 | jnz SIS900_Got_EEP_Access ;if it is, go access the eeprom |
649 | inc ebx ;else keep waiting |
886 | inc ecx ;else keep waiting |
650 | cmp ebx, 4000 ;have we tried 4000 times yet? |
887 | cmp ecx, 4000 ;have we tried 4000 times yet? |
651 | jl SIS96X_Get_Mac_Wait ;if not ask again |
888 | jl SIS96X_Get_Mac_Wait ;if not ask again |
652 | xor eax, eax ;return zero in eax indicating failure |
889 | xor eax, eax ;return zero in eax indicating failure |
653 | ;*******Debug ********************** |
890 | ;*******Debug ********************** |
654 | if defined SIS900_DEBUG |
891 | if defined SIS900_DEBUG |
655 | mov esi,SIS900_Debug_Str_GetMac_Failed |
892 | mov esi,SIS900_Debug_Str_GetMac_Failed |
656 | call sys_msg_board_str |
893 | call sys_msg_board_str |
657 | end if |
894 | end if |
658 | jmp SIS960_get_mac_addr_done |
895 | jmp SIS960_get_mac_addr_done |
659 | ;**********EEprom access granted, read MAC from card************* |
896 | ;**********EEprom access granted, read MAC from card************* |
660 | SIS900_Got_EEP_Access: |
897 | SIS900_Got_EEP_Access: |
661 | ; zero based so 3-16 bit reads will take place |
898 | ; zero based so 3-16 bit reads will take place |
662 | mov ecx, 2 |
899 | mov ecx, 2 |
663 | SIS96x_mac_read_loop: |
900 | SIS96x_mac_read_loop: |
664 | mov eax, SIS900_EEPROMMACAddr ;Base Mac Address |
901 | mov eax, SIS900_EEPROMMACAddr ;Base Mac Address |
665 | add eax, ecx ;Current Mac Byte Offset |
902 | add eax, ecx ;Current Mac Byte Offset |
666 | push ecx |
903 | push ecx |
667 | call sis900_read_eeprom ;try to read 16 bits |
904 | call sis900_read_eeprom ;try to read 16 bits |
668 | pop ecx |
905 | pop ecx |
669 | mov [node_addr+ecx*2], ax ;save 16 bits to the MAC ID varible |
906 | mov word [ebx+device.mac+ecx*2], ax ;save 16 bits to the MAC ID varible |
670 | dec ecx ;one less word to read |
907 | dec ecx ;one less word to read |
671 | jns SIS96x_mac_read_loop ;if more read more |
908 | jns SIS96x_mac_read_loop ;if more read more |
672 | mov eax, 1 ;return non-zero indicating success |
909 | mov eax, 1 ;return non-zero indicating success |
673 | ;*******Debug Print MAC ID to debug window********************** |
910 | ;*******Debug Print MAC ID to debug window********************** |
674 | if defined SIS900_DEBUG |
911 | if defined SIS900_DEBUG |
675 | mov esi,SIS900_Debug_Str_GetMac_Address2 |
912 | mov esi,SIS900_Debug_Str_GetMac_Address2 |
676 | call sys_msg_board_str |
913 | call sys_msg_board_str |
677 | mov edx, node_addr |
914 | lea edx, [ebx+device.mac] |
678 | call Create_Mac_String |
915 | call Create_Mac_String |
679 | end if |
916 | end if |
680 | ;**********Tell EEPROM We are Done Accessing It********************* |
917 | ;**********Tell EEPROM We are Done Accessing It********************* |
681 | SIS960_get_mac_addr_done: |
918 | SIS960_get_mac_addr_done: |
682 | lea edx,[ebp+SIS900_mear] ; Eeprom access register |
919 | lea edx,[ebp+SIS900_mear] ; Eeprom access register |
683 | mov eax, SIS900_EEDONE ;tell eeprom we are done |
920 | mov eax, SIS900_EEDONE ;tell eeprom we are done |
684 | out dx,eax |
921 | out dx,eax |
- | 922 | pop ebp |
|
685 | ret |
923 | ret |
686 | ;*************************************************************************** |
924 | ;*************************************************************************** |
687 | ;* sis900_get_mac_addr: - Get MAC address for stand alone SiS900 model |
925 | ;* sis900_get_mac_addr: - Get MAC address for stand alone SiS900 model |
688 | ;* @pci_dev: the sis900 pci device |
926 | ;* @pci_dev: the sis900 pci device |
689 | ;* @net_dev: the net device to get address for |
927 | ;* @net_dev: the net device to get address for |
690 | ;* |
928 | ;* |
691 | ;* Older SiS900 and friends, use EEPROM to store MAC address. |
929 | ;* Older SiS900 and friends, use EEPROM to store MAC address. |
692 | ;* MAC address is read from read_eeprom() into @net_dev->dev_addr. |
930 | ;* MAC address is read from read_eeprom() into @net_dev->dev_addr. |
693 | ;* done/untested |
931 | ;* done/untested |
694 | ;*************************************************************************** |
932 | ;*************************************************************************** |
695 | SIS900_get_mac_addr: |
933 | SIS900_get_mac_addr: |
696 | ;*******Debug ********************** |
934 | ;*******Debug ********************** |
697 | if defined SIS900_DEBUG |
935 | if defined SIS900_DEBUG |
698 | mov esi,SIS900_Debug_Str_GetMac_Start |
936 | mov esi,SIS900_Debug_Str_GetMac_Start |
699 | call sys_msg_board_str |
937 | call sys_msg_board_str |
700 | end if |
938 | end if |
701 | ;******** check to see if we have sane EEPROM ******* |
939 | ;******** check to see if we have sane EEPROM ******* |
702 | mov eax, SIS900_EEPROMSignature ;Base Eeprom Signature |
940 | mov eax, SIS900_EEPROMSignature ;Base Eeprom Signature |
703 | call sis900_read_eeprom ;try to read 16 bits |
941 | call sis900_read_eeprom ;try to read 16 bits |
704 | cmp ax, 0xffff |
942 | cmp ax, 0xffff |
705 | je SIS900_Bad_Eeprom |
943 | je SIS900_Bad_Eeprom |
706 | cmp ax, 0 |
944 | cmp ax, 0 |
707 | je SIS900_Bad_Eeprom |
945 | je SIS900_Bad_Eeprom |
708 | ;**************Read MacID************** |
946 | ;**************Read MacID************** |
709 | ; zero based so 3-16 bit reads will take place |
947 | ; zero based so 3-16 bit reads will take place |
710 | mov ecx, 2 |
948 | mov ecx, 2 |
711 | SIS900_mac_read_loop: |
949 | SIS900_mac_read_loop: |
712 | mov eax, SIS900_EEPROMMACAddr ;Base Mac Address |
950 | mov eax, SIS900_EEPROMMACAddr ;Base Mac Address |
713 | add eax, ecx ;Current Mac Byte Offset |
951 | add eax, ecx ;Current Mac Byte Offset |
714 | push ecx |
952 | push ecx |
715 | call sis900_read_eeprom ;try to read 16 bits |
953 | call sis900_read_eeprom ;try to read 16 bits |
716 | pop ecx |
954 | pop ecx |
717 | mov [node_addr+ecx*2], ax ;save 16 bits to the MAC ID storage |
955 | mov word [ebx+device.mac+ecx*2], ax ;save 16 bits to the MAC ID storage |
718 | dec ecx ;one less word to read |
956 | dec ecx ;one less word to read |
719 | jns SIS900_mac_read_loop ;if more read more |
957 | jns SIS900_mac_read_loop ;if more read more |
720 | mov eax, 1 ;return non-zero indicating success |
958 | mov eax, 1 ;return non-zero indicating success |
721 | ;*******Debug Print MAC ID to debug window********************** |
959 | ;*******Debug Print MAC ID to debug window********************** |
722 | if defined SIS900_DEBUG |
960 | if defined SIS900_DEBUG |
723 | mov esi,SIS900_Debug_Str_GetMac_Address |
961 | mov esi,SIS900_Debug_Str_GetMac_Address |
724 | call sys_msg_board_str |
962 | call sys_msg_board_str |
725 | mov edx, node_addr |
963 | lea edx, [ebx+device.mac] |
726 | call Create_Mac_String |
964 | call Create_Mac_String |
727 | end if |
965 | end if |
728 | ret |
966 | ret |
729 | 967 | ||
730 | SIS900_Bad_Eeprom: |
968 | SIS900_Bad_Eeprom: |
731 | xor eax, eax |
969 | xor eax, eax |
732 | ;*******Debug ********************** |
970 | ;*******Debug ********************** |
733 | if defined SIS900_DEBUG |
971 | if defined SIS900_DEBUG |
734 | mov esi,SIS900_Debug_Str_GetMac_Failed |
972 | mov esi,SIS900_Debug_Str_GetMac_Failed |
735 | call sys_msg_board_str |
973 | call sys_msg_board_str |
736 | end if |
974 | end if |
737 | ret |
975 | ret |
738 | ;*************************************************************************** |
976 | ;*************************************************************************** |
739 | ;* Get_Mac_SIS635_900_REV: - Get MAC address for model 635 |
977 | ;* Get_Mac_SIS635_900_REV: - Get MAC address for model 635 |
740 | ;* |
978 | ;* |
741 | ;* |
979 | ;* |
742 | ;*************************************************************************** |
980 | ;*************************************************************************** |
743 | Get_Mac_SIS635_900_REV: |
981 | Get_Mac_SIS635_900_REV: |
744 | if defined SIS900_DEBUG |
982 | if defined SIS900_DEBUG |
745 | mov esi,SIS900_Debug_Str_GetMac_Start |
983 | mov esi,SIS900_Debug_Str_GetMac_Start |
746 | call sys_msg_board_str |
984 | call sys_msg_board_str |
747 | end if |
985 | end if |
- | 986 | push ebp |
|
748 | mov ebp,[io_addr] |
987 | mov ebp,[ebx+device.io_addr] |
749 | lea edx,[ebp+SIS900_rfcr] |
988 | lea edx,[ebp+SIS900_rfcr] |
750 | in eax,dx |
989 | in eax,dx |
751 | mov edi,eax ; EDI=rfcrSave |
990 | mov edi,eax ; EDI=rfcrSave |
752 | lea edx,[ebp+SIS900_cr] |
991 | lea edx,[ebp+SIS900_cr] |
753 | or eax,SIS900_RELOAD |
992 | or eax,SIS900_RELOAD |
754 | out dx,eax |
993 | out dx,eax |
755 | xor eax,eax |
994 | xor eax,eax |
756 | out dx,eax |
995 | out dx,eax |
757 | ; Disable packet filtering before setting filter |
996 | ; Disable packet filtering before setting filter |
758 | lea edx,[ebp+SIS900_rfcr] |
997 | lea edx,[ebp+SIS900_rfcr] |
759 | mov eax,edi |
998 | mov eax,edi |
760 | and edi,not SIS900_RFEN |
999 | and edi,not SIS900_RFEN |
761 | out dx,eax |
1000 | out dx,eax |
762 | ; Load MAC to filter data register |
1001 | ; Load MAC to filter data register |
763 | xor ecx,ecx |
1002 | xor ecx,ecx |
764 | mov esi,node_addr |
1003 | lea esi,[ebx+device.mac] |
765 | .get_mac_loop: |
1004 | .get_mac_loop: |
766 | lea edx,[ebp+SIS900_rfcr] |
1005 | lea edx,[ebp+SIS900_rfcr] |
767 | mov eax,ecx |
1006 | mov eax,ecx |
768 | shl eax,SIS900_RFADDR_shift |
1007 | shl eax,SIS900_RFADDR_shift |
769 | out dx,eax |
1008 | out dx,eax |
770 | lea edx,[ebp+SIS900_rfdr] |
1009 | lea edx,[ebp+SIS900_rfdr] |
771 | in eax,dx |
1010 | in eax,dx |
772 | mov [esi],ax |
1011 | mov [esi],ax |
773 | add esi,2 |
1012 | add esi,2 |
774 | inc ecx |
1013 | inc ecx |
775 | cmp ecx,3 |
1014 | cmp ecx,3 |
776 | jne .get_mac_loop |
1015 | jne .get_mac_loop |
777 | ; Enable packet filtering |
1016 | ; Enable packet filtering |
778 | ;lea edx,[ebp+SIS900_rfcr] |
1017 | ;lea edx,[ebp+SIS900_rfcr] |
779 | ;mov eax,edi |
1018 | ;mov eax,edi |
780 | ;or eax,SIS900_RFEN |
1019 | ;or eax,SIS900_RFEN |
781 | ;out dx, eax |
1020 | ;out dx, eax |
782 | ;*******Debug Print MAC ID to debug window********************** |
1021 | ;*******Debug Print MAC ID to debug window********************** |
783 | if defined SIS900_DEBUG |
1022 | if defined SIS900_DEBUG |
784 | mov esi,SIS900_Debug_Str_GetMac_Address |
1023 | mov esi,SIS900_Debug_Str_GetMac_Address |
785 | call sys_msg_board_str |
1024 | call sys_msg_board_str |
786 | mov edx, node_addr |
1025 | lea edx, [ebx+device.mac] |
787 | call Create_Mac_String |
1026 | call Create_Mac_String |
788 | end if |
1027 | end if |
- | 1028 | pop ebp |
|
789 | ret |
1029 | ret |
790 | ;*************************************************************************** |
1030 | ;*************************************************************************** |
791 | ;* Function: sis900_read_eeprom |
1031 | ;* Function: sis900_read_eeprom |
792 | ;* |
1032 | ;* |
793 | ;* Description: reads and returns a given location from EEPROM |
1033 | ;* Description: reads and returns a given location from EEPROM |
794 | ;* |
1034 | ;* |
795 | ;* Arguments: eax - location: requested EEPROM location |
1035 | ;* Arguments: eax - location: requested EEPROM location |
796 | ;* |
1036 | ;* |
797 | ;* Returns: eax : contents of requested EEPROM location |
1037 | ;* Returns: eax : contents of requested EEPROM location |
798 | ;* |
1038 | ;* |
799 | ; Read Serial EEPROM through EEPROM Access Register, Note that location is |
1039 | ; Read Serial EEPROM through EEPROM Access Register, Note that location is |
800 | ; in word (16 bits) unit */ |
1040 | ; in word (16 bits) unit */ |
801 | ;done+ |
1041 | ;done+ |
802 | ;*************************************************************************** |
1042 | ;*************************************************************************** |
803 | sis900_read_eeprom: |
1043 | sis900_read_eeprom: |
804 | push esi |
1044 | push esi |
805 | push edx |
1045 | push edx |
806 | push ecx |
1046 | push ecx |
807 | push ebx |
1047 | push ebx |
- | 1048 | push ebp |
|
808 | mov ebp,[io_addr] |
1049 | mov ebp,[ebx+device.io_addr] |
809 | mov ebx, eax ;location of Mac byte to read |
1050 | mov ebx, eax ;location of Mac byte to read |
810 | or ebx, SIS900_EEread ; |
1051 | or ebx, SIS900_EEread ; |
811 | lea edx,[ebp+SIS900_mear] ; Eeprom access register |
1052 | lea edx,[ebp+SIS900_mear] ; Eeprom access register |
812 | xor eax, eax ; start send |
1053 | xor eax, eax ; start send |
813 | out dx,eax |
1054 | out dx,eax |
814 | call SIS900_Eeprom_Delay_1 |
1055 | call SIS900_Eeprom_Delay_1 |
815 | mov eax, SIS900_EECLK |
1056 | mov eax, SIS900_EECLK |
816 | out dx, eax |
1057 | out dx, eax |
817 | call SIS900_Eeprom_Delay_1 |
1058 | call SIS900_Eeprom_Delay_1 |
818 | ;************ Shift the read command (9) bits out. ********* |
1059 | ;************ Shift the read command (9) bits out. ********* |
819 | mov cl, 8 ; |
1060 | mov cl, 8 ; |
820 | sis900_read_eeprom_Send: |
1061 | sis900_read_eeprom_Send: |
821 | mov eax, 1 |
1062 | mov eax, 1 |
822 | shl eax, cl |
1063 | shl eax, cl |
823 | and eax, ebx |
1064 | and eax, ebx |
824 | jz SIS900_Read_Eeprom_8 |
1065 | jz SIS900_Read_Eeprom_8 |
825 | mov eax, 9 |
1066 | mov eax, 9 |
826 | jmp SIS900_Read_Eeprom_9 |
1067 | jmp SIS900_Read_Eeprom_9 |
827 | SIS900_Read_Eeprom_8: |
1068 | SIS900_Read_Eeprom_8: |
828 | mov eax, 8 |
1069 | mov eax, 8 |
829 | SIS900_Read_Eeprom_9: |
1070 | SIS900_Read_Eeprom_9: |
830 | out dx, eax |
1071 | out dx, eax |
831 | call SIS900_Eeprom_Delay_1 |
1072 | call SIS900_Eeprom_Delay_1 |
832 | or eax, SIS900_EECLK |
1073 | or eax, SIS900_EECLK |
833 | out dx, eax |
1074 | out dx, eax |
834 | call SIS900_Eeprom_Delay_1 |
1075 | call SIS900_Eeprom_Delay_1 |
835 | cmp cl, 0 |
1076 | cmp cl, 0 |
836 | je sis900_read_eeprom_Send_Done |
1077 | je sis900_read_eeprom_Send_Done |
837 | dec cl |
1078 | dec cl |
838 | jmp sis900_read_eeprom_Send |
1079 | jmp sis900_read_eeprom_Send |
839 | ;********************* |
1080 | ;********************* |
840 | sis900_read_eeprom_Send_Done: |
1081 | sis900_read_eeprom_Send_Done: |
841 | mov eax, SIS900_EECS ; |
1082 | mov eax, SIS900_EECS ; |
842 | out dx, eax |
1083 | out dx, eax |
843 | call SIS900_Eeprom_Delay_1 |
1084 | call SIS900_Eeprom_Delay_1 |
844 | ;********** Read 16-bits of data in *************** |
1085 | ;********** Read 16-bits of data in *************** |
845 | mov cx, 16 ;16 bits to read |
1086 | mov cx, 16 ;16 bits to read |
846 | sis900_read_eeprom_Send2: |
1087 | sis900_read_eeprom_Send2: |
847 | mov eax, SIS900_EECS |
1088 | mov eax, SIS900_EECS |
848 | out dx, eax |
1089 | out dx, eax |
849 | call SIS900_Eeprom_Delay_1 |
1090 | call SIS900_Eeprom_Delay_1 |
850 | or eax, SIS900_EECLK |
1091 | or eax, SIS900_EECLK |
851 | out dx, eax |
1092 | out dx, eax |
852 | call SIS900_Eeprom_Delay_1 |
1093 | call SIS900_Eeprom_Delay_1 |
853 | in eax, dx |
1094 | in eax, dx |
854 | shl ebx, 1 |
1095 | shl ebx, 1 |
855 | and eax, SIS900_EEDO |
1096 | and eax, SIS900_EEDO |
856 | jz SIS900_Read_Eeprom_0 |
1097 | jz SIS900_Read_Eeprom_0 |
857 | or ebx, 1 |
1098 | or ebx, 1 |
858 | SIS900_Read_Eeprom_0: |
1099 | SIS900_Read_Eeprom_0: |
859 | dec cx |
1100 | dec cx |
860 | jnz sis900_read_eeprom_Send2 |
1101 | jnz sis900_read_eeprom_Send2 |
861 | ;************** Terminate the EEPROM access. ************** |
1102 | ;************** Terminate the EEPROM access. ************** |
862 | xor eax, eax |
1103 | xor eax, eax |
863 | out dx, eax |
1104 | out dx, eax |
864 | call SIS900_Eeprom_Delay_1 |
1105 | call SIS900_Eeprom_Delay_1 |
865 | mov eax, SIS900_EECLK |
1106 | mov eax, SIS900_EECLK |
866 | out dx, eax |
1107 | out dx, eax |
867 | mov eax, ebx |
1108 | mov eax, ebx |
868 | and eax, 0x0000ffff ;return only 16 bits |
1109 | and eax, 0x0000ffff ;return only 16 bits |
- | 1110 | pop ebp |
|
869 | pop ebx |
1111 | pop ebx |
870 | pop ecx |
1112 | pop ecx |
871 | pop edx |
1113 | pop edx |
872 | pop esi |
1114 | pop esi |
873 | ret |
1115 | ret |
874 | ;*************************************************************************** |
1116 | ;*************************************************************************** |
875 | ; Function |
1117 | ; Function |
876 | ; SIS900_Eeprom_Delay_1 |
1118 | ; SIS900_Eeprom_Delay_1 |
877 | ; Description |
1119 | ; Description |
878 | ; |
1120 | ; |
879 | ; |
1121 | ; |
880 | ; |
1122 | ; |
881 | ; |
1123 | ; |
882 | ;*************************************************************************** |
1124 | ;*************************************************************************** |
883 | SIS900_Eeprom_Delay_1: |
1125 | SIS900_Eeprom_Delay_1: |
884 | push eax |
1126 | push eax |
885 | in eax, dx |
1127 | in eax, dx |
886 | pop eax |
1128 | pop eax |
887 | ret |
1129 | ret |
- | 1130 | ||
- | 1131 | write_mac: |
|
- | 1132 | DEBUGF 1,'Setting MAC is not supported for SIS900 card.\n' |
|
- | 1133 | add esp, 6 |
|
- | 1134 | ret |
|
888 | 1135 | ||
889 | ;*************************************************************************** |
1136 | ;*************************************************************************** |
890 | ; Function |
1137 | ; Function |
891 | ; SIS900_poll |
1138 | ; int_handler |
892 | ; Description |
1139 | ; Description |
893 | ; polls card to see if there is a packet waiting |
1140 | ; handles received IRQs, which signal received packets |
894 | ; |
1141 | ; |
895 | ; Currently only supports one descriptor per packet, if packet is fragmented |
1142 | ; Currently only supports one descriptor per packet, if packet is fragmented |
896 | ; between multiple descriptors you will lose part of the packet |
1143 | ; between multiple descriptors you will lose part of the packet |
897 | ;*************************************************************************** |
1144 | ;*************************************************************************** |
898 | if defined SIS900_DEBUG |
1145 | if defined SIS900_DEBUG |
899 | SIS900_Debug_Pull_Packet_good db 'Good Packet Waiting: ',13,10,0 |
1146 | SIS900_Debug_Pull_Packet_good db 'Good Packet Waiting: ',13,10,0 |
900 | SIS900_Debug_Pull_Bad_Packet_Status db 'Bad Packet Waiting: Status',13,10,0 |
1147 | SIS900_Debug_Pull_Bad_Packet_Status db 'Bad Packet Waiting: Status',13,10,0 |
901 | SIS900_Debug_Pull_Bad_Packet_Size db 'Bad Packet Waiting: Size',13,10,0 |
1148 | SIS900_Debug_Pull_Bad_Packet_Size db 'Bad Packet Waiting: Size',13,10,0 |
902 | end if |
1149 | end if |
- | 1150 | int_handler: |
|
- | 1151 | ; find pointer of device which made IRQ occur |
|
- | 1152 | mov esi, DEV_LIST |
|
- | 1153 | mov ecx, [NUM_DEV] |
|
- | 1154 | test ecx, ecx |
|
- | 1155 | jz .nothing |
|
903 | SIS900_poll: |
1156 | .nextdevice: |
- | 1157 | mov ebx, [esi] |
|
- | 1158 | mov edx, [ebx+device.io_addr] |
|
- | 1159 | add edx, SIS900_isr |
|
- | 1160 | in eax, dx ; note that this clears all interrupts |
|
- | 1161 | test al, SIS900_RxOK |
|
- | 1162 | jnz .got_it |
|
- | 1163 | loop .nextdevice |
|
- | 1164 | .nothing: |
|
- | 1165 | ret |
|
- | 1166 | .got_it: |
|
904 | ;**************Get Status ************** |
1167 | ;**************Get Status ************** |
905 | xor eax, eax ;get RX_Status |
- | |
906 | mov [eth_rx_data_len], ax |
- | |
907 | mov al, [cur_rx] ;find current discriptor |
1168 | movzx eax, [ebx+device.cur_rx] ;find current discriptor |
908 | imul eax, 12 ; |
1169 | imul eax, 12 ; |
909 | mov ecx, [rxd+eax+4] ; get receive status |
1170 | mov ecx, [ebx+device.rxd+eax+4] ; get receive status |
910 | ;**************Check Status ************** |
1171 | ;**************Check Status ************** |
911 | mov ebx, ecx ;move status |
- | |
912 | ;Check RX_Status to see if packet is waiting |
1172 | ;Check RX_Status to see if packet is waiting |
913 | and ebx, 0x80000000 |
1173 | test ecx, 0x80000000 |
914 | jnz SIS900_poll_IS_packet |
1174 | jnz SIS900_poll_IS_packet |
915 | ret |
1175 | ret |
916 | ;**********There is a packet waiting check it for errors************** |
1176 | ;**********There is a packet waiting check it for errors************** |
917 | SIS900_poll_IS_packet: |
1177 | SIS900_poll_IS_packet: |
918 | mov ebx, ecx ;move status |
- | |
919 | and ebx, 0x67C0000 ;see if there are any errors |
1178 | test ecx, 0x67C0000 ;see if there are any errors |
920 | jnz SIS900_Poll_Error_Status |
1179 | jnz SIS900_Poll_Error_Status |
921 | ;**************Check size of packet************* |
1180 | ;**************Check size of packet************* |
922 | and ecx, SIS900_DSIZE ;get packet size minus CRC |
1181 | and ecx, SIS900_DSIZE ;get packet size minus CRC |
923 | cmp cx, SIS900_CRC_SIZE |
1182 | cmp ecx, SIS900_CRC_SIZE |
924 | ;make sure packet contains data |
1183 | ;make sure packet contains data |
925 | jle SIS900_Poll_Error_Size |
1184 | jle SIS900_Poll_Error_Size |
926 | ;*******Copy Good Packet to receive buffer****** |
1185 | ;*******Copy Good Packet to receive buffer****** |
927 | sub cx, SIS900_CRC_SIZE ;dont want crc |
1186 | sub ecx, SIS900_CRC_SIZE ;dont want crc |
- | 1187 | ; update statistics |
|
- | 1188 | inc dword [ebx+device.packets_rx] |
|
928 | mov word [eth_rx_data_len], cx ;save size of packet |
1189 | add dword [ebx+device.bytes_rx], ecx |
929 | ;**********Continue copying packet**************** |
1190 | adc dword [ebx+device.bytes_rx+4], 0 |
930 | push ecx |
1191 | push ecx |
- | 1192 | stdcall KernelAlloc, ecx |
|
- | 1193 | pop ecx |
|
- | 1194 | test eax, eax |
|
- | 1195 | jz int_handler.nothing |
|
- | 1196 | push ebx |
|
- | 1197 | push .return ; return address for EthReceiver |
|
- | 1198 | ;**********Continue copying packet**************** |
|
- | 1199 | push ecx eax ; save buffer pointer and size for EthReceiver |
|
- | 1200 | mov edi, eax |
|
- | 1201 | movzx esi, byte [ebx+device.cur_rx] |
|
- | 1202 | imul esi, RX_BUFF_SZ |
|
- | 1203 | lea esi, [esi+ebx+0x1000+NUM_TX_DESC*TX_BUFF_SZ] |
|
931 | ; first copy dword-wise, divide size by 4 |
1204 | ; first copy dword-wise, divide size by 4 |
932 | shr ecx, 2 |
1205 | shr ecx, 2 |
933 | mov esi, [rxd+eax+8] ; set source |
- | |
934 | add esi, OS_BASE ; get linear address |
- | |
935 | mov edi, Ether_buffer ; set destination |
- | |
936 | cld ; clear direction |
- | |
937 | rep movsd ; copy the dwords |
1206 | rep movsd ; copy the dwords |
938 | pop ecx |
1207 | mov ecx, [esp+4] |
939 | and ecx, 3 ; |
1208 | and ecx, 3 ; |
940 | rep movsb |
1209 | rep movsb |
941 | ;********Debug, tell user we have a good packet************* |
1210 | ;********Debug, tell user we have a good packet************* |
942 | if defined SIS900_DEBUG |
1211 | if defined SIS900_DEBUG |
943 | mov esi, SIS900_Debug_Pull_Packet_good |
1212 | mov esi, SIS900_Debug_Pull_Packet_good |
944 | call sys_msg_board_str |
1213 | call sys_msg_board_str |
945 | end if |
1214 | end if |
- | 1215 | jmp EthReceiver |
|
- | 1216 | .return: |
|
- | 1217 | pop ebx |
|
946 | jmp SIS900_Poll_Cnt ; |
1218 | jmp SIS900_Poll_Cnt |
947 | ;*************Error occured let user know through debug window*********** |
1219 | ;*************Error occured let user know through debug window*********** |
948 | SIS900_Poll_Error_Status: |
1220 | SIS900_Poll_Error_Status: |
949 | if defined SIS900_DEBUG |
1221 | if defined SIS900_DEBUG |
950 | mov esi, SIS900_Debug_Pull_Bad_Packet_Status |
1222 | mov esi, SIS900_Debug_Pull_Bad_Packet_Status |
951 | call sys_msg_board_str |
1223 | call sys_msg_board_str |
952 | end if |
1224 | end if |
953 | jmp SIS900_Poll_Cnt |
1225 | jmp SIS900_Poll_Cnt |
954 | SIS900_Poll_Error_Size: |
1226 | SIS900_Poll_Error_Size: |
955 | if defined SIS900_DEBUG |
1227 | if defined SIS900_DEBUG |
956 | mov esi, SIS900_Debug_Pull_Bad_Packet_Size |
1228 | mov esi, SIS900_Debug_Pull_Bad_Packet_Size |
957 | call sys_msg_board_str |
1229 | call sys_msg_board_str |
958 | end if |
1230 | end if |
959 | ;*************Increment to next available descriptor************** |
1231 | ;*************Increment to next available descriptor************** |
960 | SIS900_Poll_Cnt: |
1232 | SIS900_Poll_Cnt: |
961 | ;Reset status, allow ethernet card access to descriptor |
1233 | ;Reset status, allow ethernet card access to descriptor |
- | 1234 | movzx eax, [ebx+device.cur_rx] |
|
- | 1235 | lea eax, [eax*3] |
|
962 | mov ecx, RX_BUFF_SZ |
1236 | mov ecx, RX_BUFF_SZ |
963 | mov [rxd+eax+4], ecx ; |
1237 | mov [ebx+device.rxd+eax*4+4], ecx ; |
964 | inc [cur_rx] ;get next descriptor |
1238 | inc [ebx+device.cur_rx] ;get next descriptor |
965 | and [cur_rx],3 ;only 4 descriptors 0-3 |
1239 | and [ebx+device.cur_rx],NUM_RX_DESC-1 ;only 4 descriptors 0-3 |
966 | ;******Enable Receiver************ |
1240 | ;******Enable Receiver************ |
967 | mov ebp, [io_addr] ; Base Address |
1241 | mov edx, [ebx+device.io_addr] |
968 | lea edx,[ebp+SIS900_cr] ; Command Register offset |
1242 | add edx, SIS900_cr ; Command Register offset |
969 | in eax, dx ; Get current Command Register |
1243 | in eax, dx ; Get current Command Register |
970 | or eax, SIS900_RxENA ;Enable Receive |
1244 | or eax, SIS900_RxENA ;Enable Receive |
971 | out dx, eax |
1245 | out dx, eax |
972 | ret |
1246 | ret |
973 | ;*************************************************************************** |
1247 | ;*************************************************************************** |
974 | ; Function |
1248 | ; Function |
975 | ; SIS900_transmit |
1249 | ; transmit |
976 | ; Description |
1250 | ; Description |
977 | ; Transmits a packet of data via the ethernet card |
1251 | ; Transmits a packet of data via the ethernet card |
978 | ; Pointer to 48 bit destination address in edi |
- | |
979 | ; Type of packet in bx |
1252 | ; buffer pointer in [esp] |
980 | ; size of packet in ecx |
1253 | ; size of buffer in [esp+4] |
981 | ; pointer to packet data in esi |
1254 | ; pointer to device structure in ebx |
982 | ; |
1255 | ; |
983 | ; only one transmit descriptor is used |
1256 | ; only one transmit descriptor is used |
984 | ; |
1257 | ; |
985 | ;*************************************************************************** |
1258 | ;*************************************************************************** |
986 | if defined SIS900_DEBUG |
1259 | if defined SIS900_DEBUG |
987 | SIS900_Debug_Transmit_Packet db 'Transmitting Packet: ',13,10,0 |
1260 | SIS900_Debug_Transmit_Packet db 'Transmitting Packet: ',13,10,0 |
988 | SIS900_Debug_Transmit_Packet_Err db 'Transmitting Packet Error: ',13,10,0 |
1261 | SIS900_Debug_Transmit_Packet_Err db 'Transmitting Packet Error: ',13,10,0 |
989 | end if |
1262 | end if |
990 | str1 db 'Transmitting packet:',13,10,0 |
1263 | str1 db 'Transmitting packet:',13,10,0 |
991 | str2 db ' ',0 |
1264 | str2 db ' ',0 |
992 | SIS900_transmit: |
1265 | transmit: |
- | 1266 | cmp dword [esp+4], MAX_ETH_FRAME_SIZE |
|
- | 1267 | jg transmit_finish |
|
- | 1268 | cmp dword [esp+4], 60 |
|
- | 1269 | jl transmit_finish |
|
- | 1270 | push ebp |
|
993 | mov ebp, [io_addr] ; Base Address |
1271 | mov ebp, [ebx+device.io_addr] ; Base Address |
994 | ;******** Stop the transmitter ******** |
1272 | ;******** Stop the transmitter ******** |
995 | lea edx,[ebp+SIS900_cr] ; Command Register offset |
1273 | lea edx,[ebp+SIS900_cr] ; Command Register offset |
996 | in eax, dx ; Get current Command Register |
1274 | in eax, dx ; Get current Command Register |
997 | or eax, SIS900_TxDIS ; Disable Transmitter |
1275 | or eax, SIS900_TxDIS ; Disable Transmitter |
998 | out dx, eax |
1276 | out dx, eax |
999 | ;*******load Transmit Descriptor Register ******* |
1277 | ;*******load Transmit Descriptor Register ******* |
1000 | lea edx,[ebp+SIS900_txdp] |
1278 | lea edx,[ebp+SIS900_txdp] |
1001 | mov eax, txd - OS_BASE |
1279 | mov eax, ebx |
- | 1280 | call GetPgAddr |
|
- | 1281 | add eax, device.txd |
|
1002 | out dx, eax |
1282 | out dx, eax |
1003 | ;******* copy packet to descriptor******* |
1283 | ;******* copy packet to descriptor******* |
1004 | push esi |
1284 | mov esi, [esp+4] |
1005 | mov esi, edi ;copy destination addess |
1285 | lea edi, [ebx+0x1000] |
1006 | mov edi, txb |
1286 | mov ecx, [esp+8] |
1007 | cld |
- | |
1008 | movsd |
1287 | mov edx, ecx |
1009 | movsw |
1288 | shr ecx, 2 |
1010 | mov esi, node_addr ;copy my mac address |
- | |
1011 | movsd |
1289 | and edx, 3 |
1012 | movsw |
1290 | rep movsd |
1013 | mov [edi], bx ;copy packet type |
- | |
1014 | add edi, 2 |
1291 | mov ecx, edx |
1015 | pop esi ;restore pointer to source of packet |
- | |
1016 | push ecx ;save packet size |
- | |
1017 | shr ecx, 2 ;divide by 4, size in bytes send in dwords |
- | |
1018 | rep movsd ;copy data to decriptor |
- | |
1019 | pop ecx ;restore packet size |
- | |
1020 | push ecx ;save packet size |
- | |
1021 | and ecx, 3 ;last three bytes if not a multiple of 4 |
- | |
1022 | rep movsb |
1292 | rep movsb |
1023 | ;**************set length tag************** |
1293 | ;**************set length tag************** |
1024 | pop ecx ;restore packet size |
1294 | mov ecx, [esp+8] ;restore packet size |
1025 | add ecx, SIS900_ETH_HLEN ;add header to length |
- | |
1026 | and ecx, SIS900_DSIZE ; |
1295 | and ecx, SIS900_DSIZE ; |
- | 1296 | inc [ebx+device.packets_tx] |
|
- | 1297 | add dword [ebx+device.bytes_tx], ecx |
|
- | 1298 | adc dword [ebx+device.bytes_tx+4], 0 |
|
1027 | ;**************pad to minimum packet size **************not needed |
1299 | ;**************pad to minimum packet size **************not needed |
1028 | ;cmp ecx, SIS900_ETH_ZLEN |
1300 | ;cmp ecx, SIS900_ETH_ZLEN |
1029 | ;jge SIS900_transmit_Size_Ok |
1301 | ;jge SIS900_transmit_Size_Ok |
1030 | ;push ecx |
1302 | ;push ecx |
1031 | ;mov ebx, SIS900_ETH_ZLEN |
1303 | ;mov ebx, SIS900_ETH_ZLEN |
1032 | ;sub ebx, ecx |
1304 | ;sub ebx, ecx |
1033 | ;mov ecx, ebx |
1305 | ;mov ecx, ebx |
1034 | ;rep movsb |
1306 | ;rep movsb |
1035 | ;pop ecx |
1307 | ;pop ecx |
1036 | SIS900_transmit_Size_Ok: |
1308 | SIS900_transmit_Size_Ok: |
1037 | mov [txd+4], dword 0x80000000 ;card owns descriptor |
1309 | or ecx, 0x80000000 ;card owns descriptor |
1038 | or [txd+4], ecx ;set size of packet |
1310 | mov [ebx+device.txd+4], ecx |
1039 | if defined SIS900_DEBUG |
1311 | if defined SIS900_DEBUG |
1040 | mov esi, SIS900_Debug_Transmit_Packet |
1312 | mov esi, SIS900_Debug_Transmit_Packet |
1041 | call sys_msg_board_str |
1313 | call sys_msg_board_str |
1042 | end if |
1314 | end if |
1043 | ;***************restart the transmitter ******** |
1315 | ;***************restart the transmitter ******** |
1044 | lea edx,[ebp+SIS900_cr] |
1316 | lea edx,[ebp+SIS900_cr] |
1045 | in eax, dx ; Get current Command Register |
1317 | in eax, dx ; Get current Command Register |
1046 | or eax, SIS900_TxENA ; Enable Transmitter |
1318 | or eax, SIS900_TxENA ; Enable Transmitter |
1047 | out dx, eax |
1319 | out dx, eax |
1048 | ;****make sure packet transmitted successfully**** |
1320 | ;****make sure packet transmitted successfully**** |
1049 | ; mov esi,10 |
1321 | ; mov esi,10 |
1050 | ; call delay_ms |
1322 | ; call delay_ms |
1051 | mov eax, [txd+4] |
1323 | mov eax, [ebx+device.txd+4] |
1052 | and eax, 0x6200000 |
1324 | and eax, 0x6200000 |
1053 | jz SIS900_transmit_OK |
1325 | jz SIS900_transmit_OK |
1054 | ;**************Tell user there was an error through debug window |
1326 | ;**************Tell user there was an error through debug window |
1055 | if defined SIS900_DEBUG |
1327 | if defined SIS900_DEBUG |
1056 | mov esi, SIS900_Debug_Transmit_Packet_Err |
1328 | mov esi, SIS900_Debug_Transmit_Packet_Err |
1057 | call sys_msg_board_str |
1329 | call sys_msg_board_str |
1058 | end if |
1330 | end if |
1059 | SIS900_transmit_OK: |
1331 | SIS900_transmit_OK: |
1060 | ;******** Disable interrupts by clearing the interrupt mask. ******** |
1332 | pop ebp |
1061 | lea edx,[ebp+SIS900_imr] ; Interupt Mask Register |
1333 | transmit_finish: |
1062 | xor eax, eax |
1334 | call KernelFree |
1063 | out dx,eax |
1335 | add esp, 4 |
1064 | ret |
1336 | ret |
1065 | 1337 | ||
1066 | ;*************************************************************************** |
1338 | ;*************************************************************************** |
1067 | ;* Function: Create_Mac_String |
1339 | ;* Function: Create_Mac_String |
1068 | ;* |
1340 | ;* |
1069 | ;* Description: Converts the 48 bit value to a string for display |
1341 | ;* Description: Converts the 48 bit value to a string for display |
1070 | ;* |
1342 | ;* |
1071 | ;* String Format: XX:XX:XX:XX:XX:XX |
1343 | ;* String Format: XX:XX:XX:XX:XX:XX |
1072 | ;* |
1344 | ;* |
1073 | ;* Arguments: node_addr is location of 48 bit MAC ID |
1345 | ;* Arguments: node_addr is location of 48 bit MAC ID |
1074 | ;* |
1346 | ;* |
1075 | ;* Returns: Prints string to general debug window |
1347 | ;* Returns: Prints string to general debug window |
1076 | ;* |
1348 | ;* |
1077 | ;* |
1349 | ;* |
1078 | ;done |
1350 | ;done |
1079 | ;*************************************************************************** |
1351 | ;*************************************************************************** |
1080 | if defined SIS900_DEBUG |
1352 | if defined SIS900_DEBUG |
1081 | 1353 | ||
1082 | SIS900_Char_String db '0','1','2','3','4','5','6','7','8','9' |
1354 | SIS900_Char_String db '0','1','2','3','4','5','6','7','8','9' |
1083 | db 'A','B','C','D','E','F' |
1355 | db 'A','B','C','D','E','F' |
1084 | Mac_str_build: times 20 db 0 |
1356 | Mac_str_build: times 20 db 0 |
1085 | Create_Mac_String: |
1357 | Create_Mac_String: |
1086 | pusha |
1358 | pusha |
1087 | xor ecx, ecx |
1359 | xor ecx, ecx |
1088 | Create_Mac_String_loop: |
1360 | Create_Mac_String_loop: |
1089 | mov al,byte [edx+ecx];[node_addr+ecx] |
1361 | mov al,byte [edx+ecx];[node_addr+ecx] |
1090 | push eax |
1362 | push eax |
1091 | shr eax, 4 |
1363 | shr eax, 4 |
1092 | and eax, 0x0f |
1364 | and eax, 0x0f |
1093 | mov bl, byte [SIS900_Char_String+eax] |
1365 | mov bl, byte [SIS900_Char_String+eax] |
1094 | mov [Mac_str_build+ecx*3], bl |
1366 | mov [Mac_str_build+ecx*3], bl |
1095 | pop eax |
1367 | pop eax |
1096 | and eax, 0x0f |
1368 | and eax, 0x0f |
1097 | mov bl, byte [SIS900_Char_String+eax] |
1369 | mov bl, byte [SIS900_Char_String+eax] |
1098 | mov [Mac_str_build+1+ecx*3], bl |
1370 | mov [Mac_str_build+1+ecx*3], bl |
1099 | cmp ecx, 5 |
1371 | cmp ecx, 5 |
1100 | je Create_Mac_String_done |
1372 | je Create_Mac_String_done |
1101 | mov bl, ':' |
1373 | mov bl, ':' |
1102 | mov [Mac_str_build+2+ecx*3], bl |
1374 | mov [Mac_str_build+2+ecx*3], bl |
1103 | inc ecx |
1375 | inc ecx |
1104 | jmp Create_Mac_String_loop |
1376 | jmp Create_Mac_String_loop |
1105 | Create_Mac_String_done: ;Insert CR and Zero Terminate |
1377 | Create_Mac_String_done: ;Insert CR and Zero Terminate |
1106 | mov [Mac_str_build+2+ecx*3],byte 13 |
1378 | mov [Mac_str_build+2+ecx*3],byte 13 |
1107 | mov [Mac_str_build+3+ecx*3],byte 10 |
1379 | mov [Mac_str_build+3+ecx*3],byte 10 |
1108 | mov [Mac_str_build+4+ecx*3],byte 0 |
1380 | mov [Mac_str_build+4+ecx*3],byte 0 |
1109 | mov esi, Mac_str_build |
1381 | mov esi, Mac_str_build |
1110 | call sys_msg_board_str ;Print String to message board |
1382 | call sys_msg_board_str ;Print String to message board |
1111 | popa |
1383 | popa |
1112 | ret |
1384 | ret |
1113 | end if |
1385 | end if |
1114 | ;*************************************************************************** |
1386 | ;*************************************************************************** |
1115 | ;* Set device to be a busmaster in case BIOS neglected to do so. |
1387 | ;* Set device to be a busmaster in case BIOS neglected to do so. |
1116 | ;* Also adjust PCI latency timer to a reasonable value, 64. |
1388 | ;* Also adjust PCI latency timer to a reasonable value, 64. |
1117 | ;*************************************************************************** |
1389 | ;*************************************************************************** |
1118 | SIS900_adjust_pci_device: |
1390 | SIS900_adjust_pci_device: |
1119 | ;*******Get current setting************************ |
1391 | ;*******Get current setting************************ |
1120 | mov al, 2 ;read a word |
- | |
1121 | mov bh, [pci_dev] |
- | |
1122 | mov ah, [pci_bus] |
- | |
1123 | mov bl, 0x04 ;from command Register |
1392 | stdcall PciRead16, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x04 |
1124 | call pci_read_reg |
- | |
1125 | ;******see if its already set as bus master******** |
1393 | ;******see if its already set as bus master******** |
1126 | mov bx, ax |
1394 | mov cx, ax |
1127 | and bx,5 |
1395 | and cx,5 |
1128 | cmp bx,5 |
1396 | cmp cx,5 |
1129 | je SIS900_adjust_pci_device_Latency |
1397 | je SIS900_adjust_pci_device_Latency |
1130 | ;******Make card a bus master******* |
1398 | ;******Make card a bus master******* |
1131 | mov cx, ax ;value to write |
1399 | mov cx, ax ;value to write |
1132 | mov bh, [pci_dev] |
- | |
1133 | mov al, 2 ;write a word |
- | |
1134 | or cx,5 |
1400 | or cx,5 |
1135 | mov ah, [pci_bus] |
- | |
1136 | mov bl, 0x04 ;to command register |
1401 | stdcall PciWrite16, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x04, ecx |
1137 | call pci_write_reg |
- | |
1138 | ;******Check latency setting*********** |
1402 | ;******Check latency setting*********** |
1139 | SIS900_adjust_pci_device_Latency: |
1403 | SIS900_adjust_pci_device_Latency: |
1140 | ;*******Get current latency setting************************ |
1404 | ;*******Get current latency setting************************ |
1141 | mov al, 1 ;read a byte |
- | |
1142 | mov bh, [pci_dev] |
- | |
1143 | mov ah, [pci_bus] |
- | |
1144 | mov bl, 0x0D ;from Lantency Timer Register |
1405 | stdcall PciRead8, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x0D |
1145 | call pci_read_reg |
- | |
1146 | ;******see if its aat least 64 clocks******** |
1406 | ;******see if its aat least 64 clocks******** |
1147 | cmp ax,64 |
1407 | cmp al,64 |
1148 | jge SIS900_adjust_pci_device_Done |
1408 | jge SIS900_adjust_pci_device_Done |
1149 | ;******Set latency to 32 clocks******* |
1409 | ;******Set latency to 32 clocks******* |
1150 | mov cx, 64 ;value to write |
- | |
1151 | mov bh, [pci_dev] |
- | |
1152 | mov al, 1 ;write a byte |
- | |
1153 | mov ah, [pci_bus] |
- | |
1154 | mov bl, 0x0D ;to Lantency Timer Register |
1410 | stdcall PciWrite8, dword [ebx+device.pci_bus], dword [ebx+device.pci_dev], 0x0D, 64 |
1155 | call pci_write_reg |
- | |
1156 | ;******Check latency setting*********** |
1411 | ;******Check latency setting*********** |
1157 | SIS900_adjust_pci_device_Done: |
1412 | SIS900_adjust_pci_device_Done: |
1158 | ret64bytes) |
1413 | ret |
- | 1414 | ||
- | 1415 | ; End of code |
|
- | 1416 | ||
- | 1417 | align 4 ; Place all initialised data here |
|
- | 1418 | ||
- | 1419 | NUM_DEV dd 0 |
|
- | 1420 | ||
- | 1421 | sis900_specific_table: |
|
- | 1422 | ; dd SIS630A_900_REV,Get_Mac_SIS630A_900_REV,0 |
|
- | 1423 | ; dd SIS630E_900_REV,Get_Mac_SIS630E_900_REV,0 |
|
- | 1424 | dd SIS630S_900_REV,Get_Mac_SIS635_900_REV,0 |
|
- | 1425 | dd SIS630EA1_900_REV,Get_Mac_SIS635_900_REV,0 |
|
- | 1426 | dd SIS630ET_900_REV,Get_Mac_SIS635_900_REV,0;SIS630ET_900_REV_SpecialFN |
|
- | 1427 | dd SIS635A_900_REV,Get_Mac_SIS635_900_REV,0 |
|
- | 1428 | dd SIS900_960_REV,SIS960_get_mac_addr,0 |
|
- | 1429 | dd SIS900B_900_REV,SIS900_get_mac_addr,0 |
|
- | 1430 | dd 0,0,0,0 ; end of list |
|
- | 1431 | ||
- | 1432 | version dd (5 shl 16) or (API_VERSION and 0xFFFF) |
|
- | 1433 | my_service db 'SIS900',0 ; max 16 chars include zero |
|
- | 1434 | ||
- | 1435 | include_debug_strings ; All data wich FDO uses will be included here |
|
- | 1436 | ||
- | 1437 | section '.data' data readable writable align 16 ; place all uninitialized data place here |
|
- | 1438 | ||
- | 1439 | DEV_LIST rd MAX_DEVICES ; This list contains all pointers to device structures the driver is handling64bytes) |
|
- | 1440 | > |
|
1159 | > |
- |