reactos/drivers/network/dd/e1000/hardware.c
Dmitry Borisov 3f97671319
[E1000] Minor improvements (#3904)
- Add support for 64-bit counters (Intel gigabit NICs)
- Properly handle OIDs
- Check that the packet filter is not 0
- Performance increase
2021-12-14 01:57:33 +03:00

751 lines
22 KiB
C

/*
* PROJECT: ReactOS Intel PRO/1000 Driver
* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
* PURPOSE: Hardware specific functions
* COPYRIGHT: 2018 Mark Jansen (mark.jansen@reactos.org)
* 2019 Victor Perevertkin (victor.perevertkin@reactos.org)
*/
#include "nic.h"
#include <debug.h>
static USHORT SupportedDevices[] =
{
/* 8254x Family adapters. Not all of them are tested */
0x1000, // Intel 82542
0x1001, // Intel 82543GC Fiber
0x1004, // Intel 82543GC Copper
0x1008, // Intel 82544EI Copper
0x1009, // Intel 82544EI Fiber
0x100A, // Intel 82540EM
0x100C, // Intel 82544GC Copper
0x100D, // Intel 82544GC LOM (LAN on Motherboard)
0x100E, // Intel 82540EM
0x100F, // Intel 82545EM Copper
0x1010, // Intel 82546EB Copper
0x1011, // Intel 82545EM Fiber
0x1012, // Intel 82546EB Fiber
0x1013, // Intel 82541EI
0x1014, // Intel 82541EI LOM
0x1015, // Intel 82540EM LOM
0x1016, // Intel 82540EP LOM
0x1017, // Intel 82540EP
0x1018, // Intel 82541EI Mobile
0x1019, // Intel 82547EI
0x101A, // Intel 82547EI Mobile
0x101D, // Intel 82546EB Quad Copper
0x101E, // Intel 82540EP LP (Low profile)
0x1026, // Intel 82545GM Copper
0x1027, // Intel 82545GM Fiber
0x1028, // Intel 82545GM SerDes
0x1075, // Intel 82547GI
0x1076, // Intel 82541GI
0x1077, // Intel 82541GI Mobile
0x1078, // Intel 82541ER
0x1079, // Intel 82546GB Copper
0x107A, // Intel 82546GB Fiber
0x107B, // Intel 82546GB SerDes
0x107C, // Intel 82541PI
0x108A, // Intel 82546GB PCI-E
0x1099, // Intel 82546GB Quad Copper
0x10B5, // Intel 82546GB Quad Copper KSP3
};
static ULONG PacketFilterToMask(ULONG PacketFilter)
{
ULONG FilterMask = 0;
if (PacketFilter & NDIS_PACKET_TYPE_ALL_MULTICAST)
{
/* Multicast Promiscuous Enabled */
FilterMask |= E1000_RCTL_MPE;
}
if (PacketFilter & NDIS_PACKET_TYPE_PROMISCUOUS)
{
/* Unicast Promiscuous Enabled */
FilterMask |= E1000_RCTL_UPE;
/* Multicast Promiscuous Enabled */
FilterMask |= E1000_RCTL_MPE;
}
if (PacketFilter & NDIS_PACKET_TYPE_MAC_FRAME)
{
/* Pass MAC Control Frames */
FilterMask |= E1000_RCTL_PMCF;
}
if (PacketFilter & NDIS_PACKET_TYPE_BROADCAST)
{
/* Broadcast Accept Mode */
FilterMask |= E1000_RCTL_BAM;
}
return FilterMask;
}
static ULONG RcvBufAllocationSize(E1000_RCVBUF_SIZE BufSize)
{
static ULONG PredefSizes[4] = {
2048, 1024, 512, 256,
};
ULONG Size;
Size = PredefSizes[BufSize & E1000_RCVBUF_INDEXMASK];
if (BufSize & E1000_RCVBUF_RESERVED)
{
ASSERT(BufSize != 2048);
Size *= 16;
}
return Size;
}
static ULONG RcvBufRegisterMask(E1000_RCVBUF_SIZE BufSize)
{
ULONG Mask = 0;
Mask |= BufSize & E1000_RCVBUF_INDEXMASK;
Mask <<= E1000_RCTL_BSIZE_SHIFT;
if (BufSize & E1000_RCVBUF_RESERVED)
Mask |= E1000_RCTL_BSEX;
return Mask;
}
#if 0
/* This function works, but the driver does not use PHY register access right now */
static BOOLEAN E1000ReadMdic(IN PE1000_ADAPTER Adapter, IN ULONG Address, USHORT *Result)
{
ULONG ResultAddress;
ULONG Mdic;
UINT n;
ASSERT(Address <= MAX_PHY_REG_ADDRESS)
Mdic = (Address << E1000_MDIC_REGADD_SHIFT);
Mdic |= (E1000_MDIC_PHYADD_GIGABIT << E1000_MDIC_PHYADD_SHIFT);
Mdic |= E1000_MDIC_OP_READ;
E1000WriteUlong(Adapter, E1000_REG_MDIC, Mdic);
for (n = 0; n < MAX_PHY_READ_ATTEMPTS; n++)
{
NdisStallExecution(50);
E1000ReadUlong(Adapter, E1000_REG_MDIC, &Mdic);
if (Mdic & E1000_MDIC_R)
break;
}
if (!(Mdic & E1000_MDIC_R))
{
NDIS_DbgPrint(MIN_TRACE, ("MDI Read incomplete\n"));
return FALSE;
}
if (Mdic & E1000_MDIC_E)
{
NDIS_DbgPrint(MIN_TRACE, ("MDI Read error\n"));
return FALSE;
}
ResultAddress = (Mdic >> E1000_MDIC_REGADD_SHIFT) & MAX_PHY_REG_ADDRESS;
if (ResultAddress!= Address)
{
/* Add locking? */
NDIS_DbgPrint(MIN_TRACE, ("MDI Read got wrong address (%d instead of %d)\n",
ResultAddress, Address));
return FALSE;
}
*Result = (USHORT) Mdic;
return TRUE;
}
#endif
static BOOLEAN E1000ReadEeprom(IN PE1000_ADAPTER Adapter, IN UCHAR Address, USHORT *Result)
{
ULONG Value;
UINT n;
E1000WriteUlong(Adapter, E1000_REG_EERD, E1000_EERD_START | ((UINT)Address << E1000_EERD_ADDR_SHIFT));
for (n = 0; n < MAX_EEPROM_READ_ATTEMPTS; ++n)
{
NdisStallExecution(5);
E1000ReadUlong(Adapter, E1000_REG_EERD, &Value);
if (Value & E1000_EERD_DONE)
break;
}
if (!(Value & E1000_EERD_DONE))
{
NDIS_DbgPrint(MIN_TRACE, ("EEPROM Read incomplete\n"));
return FALSE;
}
*Result = (USHORT)(Value >> E1000_EERD_DATA_SHIFT);
return TRUE;
}
BOOLEAN E1000ValidateNvmChecksum(IN PE1000_ADAPTER Adapter)
{
USHORT Checksum = 0, Data;
UINT n;
/* 5.6.35 Checksum Word Calculation (Word 3Fh) */
for (n = 0; n <= E1000_NVM_REG_CHECKSUM; n++)
{
if (!E1000ReadEeprom(Adapter, n, &Data))
{
return FALSE;
}
Checksum += Data;
}
if (Checksum != NVM_MAGIC_SUM)
{
NDIS_DbgPrint(MIN_TRACE, ("EEPROM has an invalid checksum of 0x%x\n", (ULONG)Checksum));
return FALSE;
}
return TRUE;
}
BOOLEAN
NTAPI
NICRecognizeHardware(
IN PE1000_ADAPTER Adapter)
{
UINT n;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
if (Adapter->VendorID != HW_VENDOR_INTEL)
{
NDIS_DbgPrint(MIN_TRACE, ("Unknown vendor: 0x%x\n", Adapter->VendorID));
return FALSE;
}
for (n = 0; n < ARRAYSIZE(SupportedDevices); ++n)
{
if (SupportedDevices[n] == Adapter->DeviceID)
{
return TRUE;
}
}
NDIS_DbgPrint(MIN_TRACE, ("Unknown device: 0x%x\n", Adapter->DeviceID));
return FALSE;
}
NDIS_STATUS
NTAPI
NICInitializeAdapterResources(
IN PE1000_ADAPTER Adapter,
IN PNDIS_RESOURCE_LIST ResourceList)
{
UINT n;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
for (n = 0; n < ResourceList->Count; n++)
{
PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor = ResourceList->PartialDescriptors + n;
switch (ResourceDescriptor->Type)
{
case CmResourceTypePort:
ASSERT(Adapter->IoPortAddress == 0);
ASSERT(ResourceDescriptor->u.Port.Start.HighPart == 0);
Adapter->IoPortAddress = ResourceDescriptor->u.Port.Start.LowPart;
Adapter->IoPortLength = ResourceDescriptor->u.Port.Length;
NDIS_DbgPrint(MID_TRACE, ("I/O port range is %p to %p\n",
Adapter->IoPortAddress,
Adapter->IoPortAddress + Adapter->IoPortLength));
break;
case CmResourceTypeInterrupt:
ASSERT(Adapter->InterruptVector == 0);
ASSERT(Adapter->InterruptLevel == 0);
Adapter->InterruptVector = ResourceDescriptor->u.Interrupt.Vector;
Adapter->InterruptLevel = ResourceDescriptor->u.Interrupt.Level;
Adapter->InterruptShared = (ResourceDescriptor->ShareDisposition == CmResourceShareShared);
Adapter->InterruptFlags = ResourceDescriptor->Flags;
NDIS_DbgPrint(MID_TRACE, ("IRQ vector is %d\n", Adapter->InterruptVector));
break;
case CmResourceTypeMemory:
/* Internal registers and memories (including PHY) */
if (ResourceDescriptor->u.Memory.Length == (128 * 1024))
{
ASSERT(Adapter->IoAddress.LowPart == 0);
ASSERT(ResourceDescriptor->u.Port.Start.HighPart == 0);
Adapter->IoAddress.QuadPart = ResourceDescriptor->u.Memory.Start.QuadPart;
Adapter->IoLength = ResourceDescriptor->u.Memory.Length;
NDIS_DbgPrint(MID_TRACE, ("Memory range is %I64x to %I64x\n",
Adapter->IoAddress.QuadPart,
Adapter->IoAddress.QuadPart + Adapter->IoLength));
}
break;
default:
NDIS_DbgPrint(MIN_TRACE, ("Unrecognized resource type: 0x%x\n", ResourceDescriptor->Type));
break;
}
}
if (Adapter->IoAddress.QuadPart == 0 || Adapter->IoPortAddress == 0 || Adapter->InterruptVector == 0)
{
NDIS_DbgPrint(MIN_TRACE, ("Adapter didn't receive enough resources\n"));
return NDIS_STATUS_RESOURCES;
}
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICAllocateIoResources(
IN PE1000_ADAPTER Adapter)
{
NDIS_STATUS Status;
ULONG AllocationSize;
UINT n;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
Status = NdisMRegisterIoPortRange((PVOID*)&Adapter->IoPort,
Adapter->AdapterHandle,
Adapter->IoPortAddress,
Adapter->IoPortLength);
if (Status != NDIS_STATUS_SUCCESS)
{
NDIS_DbgPrint(MIN_TRACE, ("Unable to register IO port range (0x%x)\n", Status));
return NDIS_STATUS_RESOURCES;
}
Status = NdisMMapIoSpace((PVOID*)&Adapter->IoBase,
Adapter->AdapterHandle,
Adapter->IoAddress,
Adapter->IoLength);
NdisMAllocateSharedMemory(Adapter->AdapterHandle,
sizeof(E1000_TRANSMIT_DESCRIPTOR) * NUM_TRANSMIT_DESCRIPTORS,
FALSE,
(PVOID*)&Adapter->TransmitDescriptors,
&Adapter->TransmitDescriptorsPa);
if (Adapter->TransmitDescriptors == NULL)
{
NDIS_DbgPrint(MIN_TRACE, ("Unable to allocate transmit descriptors\n"));
return NDIS_STATUS_RESOURCES;
}
for (n = 0; n < NUM_TRANSMIT_DESCRIPTORS; ++n)
{
PE1000_TRANSMIT_DESCRIPTOR Descriptor = Adapter->TransmitDescriptors + n;
Descriptor->Address = 0;
Descriptor->Length = 0;
}
NdisMAllocateSharedMemory(Adapter->AdapterHandle,
sizeof(E1000_RECEIVE_DESCRIPTOR) * NUM_RECEIVE_DESCRIPTORS,
FALSE,
(PVOID*)&Adapter->ReceiveDescriptors,
&Adapter->ReceiveDescriptorsPa);
if (Adapter->ReceiveDescriptors == NULL)
{
NDIS_DbgPrint(MIN_TRACE, ("Unable to allocate receive descriptors\n"));
return NDIS_STATUS_RESOURCES;
}
AllocationSize = RcvBufAllocationSize(Adapter->ReceiveBufferType);
ASSERT(Adapter->ReceiveBufferEntrySize == 0 || Adapter->ReceiveBufferEntrySize == AllocationSize);
Adapter->ReceiveBufferEntrySize = AllocationSize;
NdisMAllocateSharedMemory(Adapter->AdapterHandle,
Adapter->ReceiveBufferEntrySize * NUM_RECEIVE_DESCRIPTORS,
FALSE,
(PVOID*)&Adapter->ReceiveBuffer,
&Adapter->ReceiveBufferPa);
if (Adapter->ReceiveBuffer == NULL)
{
NDIS_DbgPrint(MIN_TRACE, ("Unable to allocate receive buffer\n"));
return NDIS_STATUS_RESOURCES;
}
for (n = 0; n < NUM_RECEIVE_DESCRIPTORS; ++n)
{
PE1000_RECEIVE_DESCRIPTOR Descriptor = Adapter->ReceiveDescriptors + n;
RtlZeroMemory(Descriptor, sizeof(*Descriptor));
Descriptor->Address = Adapter->ReceiveBufferPa.QuadPart + n * Adapter->ReceiveBufferEntrySize;
}
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICRegisterInterrupts(
IN PE1000_ADAPTER Adapter)
{
NDIS_STATUS Status;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
Status = NdisMRegisterInterrupt(&Adapter->Interrupt,
Adapter->AdapterHandle,
Adapter->InterruptVector,
Adapter->InterruptLevel,
TRUE, // We always want ISR calls
Adapter->InterruptShared,
(Adapter->InterruptFlags & CM_RESOURCE_INTERRUPT_LATCHED) ?
NdisInterruptLatched : NdisInterruptLevelSensitive);
if (Status == NDIS_STATUS_SUCCESS)
{
Adapter->InterruptRegistered = TRUE;
}
return Status;
}
NDIS_STATUS
NTAPI
NICUnregisterInterrupts(
IN PE1000_ADAPTER Adapter)
{
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
if (Adapter->InterruptRegistered)
{
NdisMDeregisterInterrupt(&Adapter->Interrupt);
Adapter->InterruptRegistered = FALSE;
}
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICReleaseIoResources(
IN PE1000_ADAPTER Adapter)
{
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
if (Adapter->ReceiveDescriptors != NULL)
{
/* Disassociate our shared buffer before freeing it to avoid NIC-induced memory corruption */
if (Adapter->IoBase)
{
E1000WriteUlong(Adapter, E1000_REG_RDH, 0);
E1000WriteUlong(Adapter, E1000_REG_RDT, 0);
}
NdisMFreeSharedMemory(Adapter->AdapterHandle,
sizeof(E1000_RECEIVE_DESCRIPTOR) * NUM_RECEIVE_DESCRIPTORS,
FALSE,
Adapter->ReceiveDescriptors,
Adapter->ReceiveDescriptorsPa);
Adapter->ReceiveDescriptors = NULL;
}
if (Adapter->ReceiveBuffer != NULL)
{
NdisMFreeSharedMemory(Adapter->AdapterHandle,
Adapter->ReceiveBufferEntrySize * NUM_RECEIVE_DESCRIPTORS,
FALSE,
Adapter->ReceiveBuffer,
Adapter->ReceiveBufferPa);
Adapter->ReceiveBuffer = NULL;
Adapter->ReceiveBufferEntrySize = 0;
}
if (Adapter->TransmitDescriptors != NULL)
{
/* Disassociate our shared buffer before freeing it to avoid NIC-induced memory corruption */
if (Adapter->IoBase)
{
E1000WriteUlong(Adapter, E1000_REG_TDH, 0);
E1000WriteUlong(Adapter, E1000_REG_TDT, 0);
}
NdisMFreeSharedMemory(Adapter->AdapterHandle,
sizeof(E1000_TRANSMIT_DESCRIPTOR) * NUM_TRANSMIT_DESCRIPTORS,
FALSE,
Adapter->TransmitDescriptors,
Adapter->TransmitDescriptorsPa);
Adapter->TransmitDescriptors = NULL;
}
if (Adapter->IoPort)
{
NdisMDeregisterIoPortRange(Adapter->AdapterHandle,
Adapter->IoPortAddress,
Adapter->IoPortLength,
Adapter->IoPort);
}
if (Adapter->IoBase)
{
NdisMUnmapIoSpace(Adapter->AdapterHandle, Adapter->IoBase, Adapter->IoLength);
}
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICPowerOn(
IN PE1000_ADAPTER Adapter)
{
NDIS_STATUS Status;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
Status = NICSoftReset(Adapter);
if (Status != NDIS_STATUS_SUCCESS)
{
return Status;
}
if (!E1000ValidateNvmChecksum(Adapter))
{
return NDIS_STATUS_INVALID_DATA;
}
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICSoftReset(
IN PE1000_ADAPTER Adapter)
{
ULONG Value, ResetAttempts;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
NICDisableInterrupts(Adapter);
E1000WriteUlong(Adapter, E1000_REG_RCTL, 0);
E1000WriteUlong(Adapter, E1000_REG_TCTL, 0);
E1000ReadUlong(Adapter, E1000_REG_CTRL, &Value);
/* Write this using IO port, some devices cannot ack this otherwise */
E1000WriteIoUlong(Adapter, E1000_REG_CTRL, Value | E1000_CTRL_RST);
for (ResetAttempts = 0; ResetAttempts < MAX_RESET_ATTEMPTS; ResetAttempts++)
{
/* Wait 1us after reset (according to manual) */
NdisStallExecution(1);
E1000ReadUlong(Adapter, E1000_REG_CTRL, &Value);
if (!(Value & E1000_CTRL_RST))
{
NDIS_DbgPrint(MAX_TRACE, ("Device is back (%u)\n", ResetAttempts));
NICDisableInterrupts(Adapter);
/* Clear out interrupts (the register is cleared upon read) */
E1000ReadUlong(Adapter, E1000_REG_ICR, &Value);
E1000ReadUlong(Adapter, E1000_REG_CTRL, &Value);
Value &= ~(E1000_CTRL_LRST|E1000_CTRL_VME);
Value |= (E1000_CTRL_ASDE|E1000_CTRL_SLU);
E1000WriteUlong(Adapter, E1000_REG_CTRL, Value);
return NDIS_STATUS_SUCCESS;
}
}
NDIS_DbgPrint(MIN_TRACE, ("Device did not recover\n"));
return NDIS_STATUS_FAILURE;
}
NDIS_STATUS
NTAPI
NICEnableTxRx(
IN PE1000_ADAPTER Adapter)
{
ULONG Value;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
NDIS_DbgPrint(MID_TRACE, ("Setting up transmit.\n"));
/* Make sure the thing is disabled first. */
E1000WriteUlong(Adapter, E1000_REG_TCTL, 0);
/* Transmit descriptor ring buffer */
E1000WriteUlong(Adapter, E1000_REG_TDBAH, Adapter->TransmitDescriptorsPa.HighPart);
E1000WriteUlong(Adapter, E1000_REG_TDBAL, Adapter->TransmitDescriptorsPa.LowPart);
/* Transmit descriptor buffer size */
E1000WriteUlong(Adapter, E1000_REG_TDLEN, sizeof(E1000_TRANSMIT_DESCRIPTOR) * NUM_TRANSMIT_DESCRIPTORS);
/* Transmit descriptor tail / head */
E1000WriteUlong(Adapter, E1000_REG_TDH, 0);
E1000WriteUlong(Adapter, E1000_REG_TDT, 0);
Adapter->CurrentTxDesc = 0;
/* Set up interrupt timers */
E1000WriteUlong(Adapter, E1000_REG_TADV, 96); // value is in 1.024 of usec
E1000WriteUlong(Adapter, E1000_REG_TIDV, 16);
E1000WriteUlong(Adapter, E1000_REG_TCTL, E1000_TCTL_EN | E1000_TCTL_PSP);
E1000WriteUlong(Adapter, E1000_REG_TIPG, E1000_TIPG_IPGT_DEF | E1000_TIPG_IPGR1_DEF | E1000_TIPG_IPGR2_DEF);
NDIS_DbgPrint(MID_TRACE, ("Setting up receive.\n"));
/* Make sure the thing is disabled first. */
E1000WriteUlong(Adapter, E1000_REG_RCTL, 0);
/* Receive descriptor ring buffer */
E1000WriteUlong(Adapter, E1000_REG_RDBAH, Adapter->ReceiveDescriptorsPa.HighPart);
E1000WriteUlong(Adapter, E1000_REG_RDBAL, Adapter->ReceiveDescriptorsPa.LowPart);
/* Receive descriptor buffer size */
E1000WriteUlong(Adapter, E1000_REG_RDLEN, sizeof(E1000_RECEIVE_DESCRIPTOR) * NUM_RECEIVE_DESCRIPTORS);
/* Receive descriptor tail / head */
E1000WriteUlong(Adapter, E1000_REG_RDH, 0);
E1000WriteUlong(Adapter, E1000_REG_RDT, NUM_RECEIVE_DESCRIPTORS - 1);
/* Set up interrupt timers */
E1000WriteUlong(Adapter, E1000_REG_RADV, 96);
E1000WriteUlong(Adapter, E1000_REG_RDTR, 16);
/* Some defaults */
Value = E1000_RCTL_SECRC | E1000_RCTL_EN;
/* Receive buffer size */
Value |= RcvBufRegisterMask(Adapter->ReceiveBufferType);
/* Add our current packet filter */
Value |= PacketFilterToMask(Adapter->PacketFilter);
E1000WriteUlong(Adapter, E1000_REG_RCTL, Value);
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICDisableTxRx(
IN PE1000_ADAPTER Adapter)
{
ULONG Value;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
E1000ReadUlong(Adapter, E1000_REG_TCTL, &Value);
Value &= ~E1000_TCTL_EN;
E1000WriteUlong(Adapter, E1000_REG_TCTL, Value);
E1000ReadUlong(Adapter, E1000_REG_RCTL, &Value);
Value &= ~E1000_RCTL_EN;
E1000WriteUlong(Adapter, E1000_REG_RCTL, Value);
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICGetPermanentMacAddress(
IN PE1000_ADAPTER Adapter,
OUT PUCHAR MacAddress)
{
USHORT AddrWord;
UINT n;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
/* Should we read from RAL/RAH first? */
for (n = 0; n < (IEEE_802_ADDR_LENGTH / 2); ++n)
{
if (!E1000ReadEeprom(Adapter, (UCHAR)n, &AddrWord))
return NDIS_STATUS_FAILURE;
Adapter->PermanentMacAddress[n * 2 + 0] = AddrWord & 0xff;
Adapter->PermanentMacAddress[n * 2 + 1] = (AddrWord >> 8) & 0xff;
}
NDIS_DbgPrint(MIN_TRACE, ("MAC: %02x:%02x:%02x:%02x:%02x:%02x\n",
Adapter->PermanentMacAddress[0],
Adapter->PermanentMacAddress[1],
Adapter->PermanentMacAddress[2],
Adapter->PermanentMacAddress[3],
Adapter->PermanentMacAddress[4],
Adapter->PermanentMacAddress[5]));
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICUpdateMulticastList(
IN PE1000_ADAPTER Adapter)
{
UINT n;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
// FIXME: Use 'Adapter->MulticastListSize'? Check the datasheet
for (n = 0; n < MAXIMUM_MULTICAST_ADDRESSES; ++n)
{
ULONG Ral = *(ULONG *)Adapter->MulticastList[n].MacAddress;
ULONG Rah = *(USHORT *)&Adapter->MulticastList[n].MacAddress[4];
if (Rah || Ral)
{
Rah |= E1000_RAH_AV;
E1000WriteUlong(Adapter, E1000_REG_RAL + (8*n), Ral);
E1000WriteUlong(Adapter, E1000_REG_RAH + (8*n), Rah);
}
else
{
E1000WriteUlong(Adapter, E1000_REG_RAH + (8*n), 0);
E1000WriteUlong(Adapter, E1000_REG_RAL + (8*n), 0);
}
}
return NDIS_STATUS_SUCCESS;
}
NDIS_STATUS
NTAPI
NICApplyPacketFilter(
IN PE1000_ADAPTER Adapter)
{
ULONG FilterMask;
E1000ReadUlong(Adapter, E1000_REG_RCTL, &FilterMask);
FilterMask &= ~E1000_RCTL_FILTER_BITS;
FilterMask |= PacketFilterToMask(Adapter->PacketFilter);
E1000WriteUlong(Adapter, E1000_REG_RCTL, FilterMask);
return NDIS_STATUS_SUCCESS;
}
VOID
NTAPI
NICUpdateLinkStatus(
IN PE1000_ADAPTER Adapter)
{
ULONG DeviceStatus;
SIZE_T SpeedIndex;
static ULONG SpeedValues[] = { 10, 100, 1000, 1000 };
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
E1000ReadUlong(Adapter, E1000_REG_STATUS, &DeviceStatus);
Adapter->MediaState = (DeviceStatus & E1000_STATUS_LU) ? NdisMediaStateConnected : NdisMediaStateDisconnected;
SpeedIndex = (DeviceStatus & E1000_STATUS_SPEEDMASK) >> E1000_STATUS_SPEEDSHIFT;
Adapter->LinkSpeedMbps = SpeedValues[SpeedIndex];
}