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Checksum.

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Remove checksum on too long packets with PCNETII.
This commit is contained in:
Valentin Charbonnier 2018-07-25 04:11:27 +02:00
parent 38c699d42d
commit 38ccde1fbc
1 changed files with 9 additions and 1 deletions
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10
source/Cosmos.HAL2/Drivers/PCI/Network/AMDPCNetII.cs
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@ -103,7 +103,6 @@ namespace Cosmos.HAL.Drivers.PCI.Network
{
UInt32 cur_status = StatusRegister;
//Console.WriteLine("AMD PCNet IRQ raised!");
if ((cur_status & 0x100) != 0)
{
mInitDone = true;
@ -212,6 +211,10 @@ namespace Cosmos.HAL.Drivers.PCI.Network
get { return mInitDone; }
}
public override CardType CardType => CardType.Ethernet;
public override string Name => "PCNETII";
public override bool Enable()
{
StatusRegister = 0x43;
@ -275,6 +278,7 @@ namespace Cosmos.HAL.Drivers.PCI.Network
#region Helper Functions
protected bool SendBytes(ref byte[] aData)
{
int txd = mNextTXDesc++;
@ -319,6 +323,10 @@ namespace Cosmos.HAL.Drivers.PCI.Network
if ((status & 0x80000000) == 0)
{
recv_size = (UInt16)(mRxDescriptor.Read32(xOffset + 0) & 0xFFF);
if (recv_size > 64) // remove checksum
recv_size -= 4;
recv_data = new byte[recv_size];
for (uint b = 0; b < recv_size; b++)
{