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Corrected ANE bit. (Merged from Baremetal OS)

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git-svn-id: svn://kolibrios.org@5140 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2014-09-23 08:27:47 +00:00
parent 22d99e8448
commit 5d2391c32e
1 changed files with 18 additions and 4 deletions
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22
drivers/ethernet/i8254x.asm
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@ -525,7 +525,7 @@ reset_dontstart:
mov dword[esi + REG_PBA], 0x00000004 ; PBA: set the RX buffer size to 4KB (TX buffer is calculated as 64-RX buffer)
mov dword[esi + REG_RDTR], 0 ; RDTR: set no delay
mov dword[esi + REG_TXCW], 0x08008060 ; TXCW: set ANE, TxConfigWord (Half/Full duplex, Next Page Reqest)
mov dword[esi + REG_TXCW], 0x80008060 ; TXCW: set ANE, TxConfigWord (Half/Full duplex, Next Page Reqest)
mov eax, [esi + REG_CTRL]
or eax, 1 shl 6 + 1 shl 5
@ -738,11 +738,15 @@ proc transmit stdcall bufferptr, buffersize
add dword[ebx + device.bytes_tx], eax
adc dword[ebx + device.bytes_tx + 4], 0
call clean_tx
popf
xor eax, eax
ret
.fail:
call clean_tx
DEBUGF 2,"Send failed\n"
invoke KernelFree, [bufferptr]
popf
@ -858,6 +862,18 @@ int_handler:
DEBUGF 1,"Transmit done\n"
; call clean_tx
.no_tx:
pop edi esi ebx
xor eax, eax
inc eax
ret
clean_tx:
.txdesc_loop:
mov edi, [ebx + device.last_tx]
shl edi, 4 ; edi = edi * sizeof.TDESC
@ -880,9 +896,7 @@ int_handler:
jmp .txdesc_loop
.no_tx:
pop edi esi ebx
xor eax, eax
inc eax
ret