diff options
Diffstat (limited to 'EmbeddedPkg')
-rw-r--r-- | EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.c | 2229 | ||||
-rw-r--r-- | EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.inf | 52 | ||||
-rw-r--r-- | EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxeHw.h | 272 | ||||
-rw-r--r-- | EmbeddedPkg/EmbeddedPkg.dec | 3 |
4 files changed, 0 insertions, 2556 deletions
diff --git a/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.c b/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.c deleted file mode 100644 index e3e8d68..0000000 --- a/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.c +++ /dev/null @@ -1,2229 +0,0 @@ -/** @file
-* SMSC LAN91x series Network Controller Driver.
-*
-* Copyright (c) 2013-2017 Linaro.org
-*
-* Derived from the LAN9118 driver. Original sources
-* Copyright (c) 2012-2013, ARM Limited. All rights reserved.
-*
-* SPDX-License-Identifier: BSD-2-Clause-Patent
-*
-**/
-
-#include <Uefi.h>
-#include <Uefi/UefiSpec.h>
-#include <Base.h>
-
-// Protocols used by this driver
-#include <Protocol/SimpleNetwork.h>
-#include <Protocol/ComponentName2.h>
-#include <Protocol/PxeBaseCode.h>
-#include <Protocol/DevicePath.h>
-
-// Libraries used by this driver
-#include <Library/UefiLib.h>
-#include <Library/DebugLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/IoLib.h>
-#include <Library/PcdLib.h>
-#include <Library/NetLib.h>
-#include <Library/DevicePathLib.h>
-
-// Hardware register definitions
-#include "Lan91xDxeHw.h"
-
-// Debugging output options
-//#define LAN91X_PRINT_REGISTERS 1
-//#define LAN91X_PRINT_PACKET_HEADERS 1
-//#define LAN91X_PRINT_RECEIVE_FILTERS 1
-
-// Chip power-down option -- UNTESTED
-//#define LAN91X_POWER_DOWN 1
-
-/*---------------------------------------------------------------------------------------------------------------------
-
- LAN91x Information Structure
-
----------------------------------------------------------------------------------------------------------------------*/
-typedef struct _LAN91X_DRIVER {
- // Driver signature
- UINT32 Signature;
- EFI_HANDLE ControllerHandle;
-
- // EFI SNP protocol instances
- EFI_SIMPLE_NETWORK_PROTOCOL Snp;
- EFI_SIMPLE_NETWORK_MODE SnpMode;
-
- // EFI Snp statistics instance
- EFI_NETWORK_STATISTICS Stats;
-
- // Transmit Buffer recycle queue
-
- LIST_ENTRY TransmitQueueHead;
-
- // Register access variables
- UINTN IoBase; // I/O Base Address
- UINT8 Revision; // Chip Revision Number
- INT8 PhyAd; // Phy Address
- UINT8 BankSel; // Currently selected register bank
-
-} LAN91X_DRIVER;
-
-#define LAN91X_NO_PHY (-1) // PhyAd value if PHY not detected
-
-#define LAN91X_SIGNATURE SIGNATURE_32('S', 'M', '9', '1')
-#define INSTANCE_FROM_SNP_THIS(a) CR(a, LAN91X_DRIVER, Snp, LAN91X_SIGNATURE)
-
-#define LAN91X_STALL 2
-#define LAN91X_MEMORY_ALLOC_POLLS 100 // Max times to poll for memory allocation
-#define LAN91X_PKT_OVERHEAD 6 // Overhead bytes in packet buffer
-
-// Synchronization TPLs
-#define LAN91X_TPL TPL_CALLBACK
-
-// Most common CRC32 Polynomial for little endian machines
-#define CRC_POLYNOMIAL 0xEDB88320
-
-
-typedef struct {
- MAC_ADDR_DEVICE_PATH Lan91x;
- EFI_DEVICE_PATH_PROTOCOL End;
-} LAN91X_DEVICE_PATH;
-
-LAN91X_DEVICE_PATH Lan91xPathTemplate = {
- {
- {
- MESSAGING_DEVICE_PATH, MSG_MAC_ADDR_DP,
- { (UINT8) (sizeof(MAC_ADDR_DEVICE_PATH)), (UINT8) ((sizeof(MAC_ADDR_DEVICE_PATH)) >> 8) }
- },
- { { 0 } },
- 0
- },
- {
- END_DEVICE_PATH_TYPE,
- END_ENTIRE_DEVICE_PATH_SUBTYPE,
- { sizeof(EFI_DEVICE_PATH_PROTOCOL), 0 }
- }
-};
-
-// Chip ID numbers and name strings
-#define CHIP_9192 3
-#define CHIP_9194 4
-#define CHIP_9195 5
-#define CHIP_9196 6
-#define CHIP_91100 7
-#define CHIP_91100FD 8
-#define CHIP_91111FD 9
-
-STATIC CHAR16 CONST * CONST ChipIds[ 16 ] = {
- NULL, NULL, NULL,
- /* 3 */ L"SMC91C90/91C92",
- /* 4 */ L"SMC91C94",
- /* 5 */ L"SMC91C95",
- /* 6 */ L"SMC91C96",
- /* 7 */ L"SMC91C100",
- /* 8 */ L"SMC91C100FD",
- /* 9 */ L"SMC91C11xFD",
- NULL, NULL, NULL,
- NULL, NULL, NULL
-};
-
-/* ------------------ TxBuffer Queue structures ------------------- */
-
-typedef struct {
- VOID *Buf;
- UINTN Length;
-} MSK_SYSTEM_BUF;
-
-typedef struct {
- UINTN Signature;
- LIST_ENTRY Link;
- MSK_SYSTEM_BUF SystemBuf;
-} MSK_LINKED_SYSTEM_BUF;
-
-#define TX_MBUF_SIGNATURE SIGNATURE_32 ('t','x','m','b')
-
-/* ------------------ MAC Address Hash Calculations ------------------- */
-
-/*
-** Generate a hash value from a multicast address
-**
-** This uses the Ethernet standard CRC32 algorithm
-**
-** INFO USED:
-** 1: http://en.wikipedia.org/wiki/Cyclic_redundancy_check
-**
-** 2: http://www.erg.abdn.ac.uk/~gorry/eg3567/dl-pages/crc.html
-**
-** 3: http://en.wikipedia.org/wiki/Computation_of_CRC
-*/
-STATIC
-UINT32
-MulticastHash (
- IN EFI_MAC_ADDRESS *Mac,
- IN UINT32 AddrLen
- )
-{
- UINT32 Iter;
- UINT32 Remainder;
- UINT32 Crc32;
- UINT8 *Addr;
-
- // 0xFFFFFFFF is standard seed for Ethernet
- Remainder = 0xFFFFFFFF;
-
- // Generate the remainder byte-by-byte (LSB first)
- Addr = &Mac->Addr[0];
- while (AddrLen-- > 0) {
- Remainder ^= *Addr++;
- for (Iter = 0; Iter < 8; ++Iter) {
- // Check if exponent is set
- if ((Remainder & 1) != 0) {
- Remainder = (Remainder >> 1) ^ CRC_POLYNOMIAL;
- } else {
- Remainder = (Remainder >> 1) ^ 0;
- }
- }
- }
-
- // Reverse the bits of the remainder
- Crc32 = 0;
- for (Iter = 0; Iter < 32; ++Iter) {
- Crc32 <<= 1;
- Crc32 |= Remainder & 1;
- Remainder >>= 1;
- }
- return Crc32;
-}
-
-
-/* ---------------- Banked Register Operations ------------------ */
-
-// Select the proper I/O bank
-STATIC
-VOID
-SelectIoBank (
- LAN91X_DRIVER *LanDriver,
- UINTN Register
- )
-{
- UINT8 Bank;
-
- Bank = RegisterToBank (Register);
-
- // Select the proper I/O bank
- if (LanDriver->BankSel != Bank) {
- MmioWrite16 (LanDriver->IoBase + LAN91X_BANK_OFFSET, Bank);
- LanDriver->BankSel = Bank;
- }
-}
-
-// Read a 16-bit I/O-space register
-STATIC
-UINT16
-ReadIoReg16 (
- LAN91X_DRIVER *LanDriver,
- UINTN Register
- )
-{
- UINT8 Offset;
-
- // Select the proper I/O bank
- SelectIoBank (LanDriver, Register);
-
- // Read the requested register
- Offset = RegisterToOffset (Register);
- return MmioRead16 (LanDriver->IoBase + Offset);
-}
-
-// Write a 16-bit I/O-space register
-STATIC
-UINT16
-WriteIoReg16 (
- LAN91X_DRIVER *LanDriver,
- UINTN Register,
- UINT16 Value
- )
-{
- UINT8 Offset;
-
- // Select the proper I/O bank
- SelectIoBank (LanDriver, Register);
-
- // Write the requested register
- Offset = RegisterToOffset (Register);
- return MmioWrite16 (LanDriver->IoBase + Offset, Value);
-}
-
-// Read an 8-bit I/O-space register
-STATIC
-UINT8
-ReadIoReg8 (
- LAN91X_DRIVER *LanDriver,
- UINTN Register
- )
-{
- UINT8 Offset;
-
- // Select the proper I/O bank
- SelectIoBank (LanDriver, Register);
-
- // Read the requested register
- Offset = RegisterToOffset (Register);
- return MmioRead8 (LanDriver->IoBase + Offset);
-}
-
-// Write an 8-bit I/O-space register
-STATIC
-UINT8
-WriteIoReg8 (
- LAN91X_DRIVER *LanDriver,
- UINTN Register,
- UINT8 Value
- )
-{
- UINT8 Offset;
-
- // Select the proper I/O bank
- SelectIoBank (LanDriver, Register);
-
- // Write the requested register
- Offset = RegisterToOffset (Register);
- return MmioWrite8 (LanDriver->IoBase + Offset, Value);
-}
-
-
-/* ---------------- MII/PHY Access Operations ------------------ */
-
-#define LAN91X_MDIO_STALL 1
-
-STATIC
-VOID
-MdioOutput (
- LAN91X_DRIVER *LanDriver,
- UINTN Bits,
- UINT32 Value
- )
-{
- UINT16 MgmtReg;
- UINT32 Mask;
-
- MgmtReg = ReadIoReg16 (LanDriver, LAN91X_MGMT);
- MgmtReg &= ~MGMT_MCLK;
- MgmtReg |= MGMT_MDOE;
-
- for (Mask = (1 << (Bits - 1)); Mask != 0; Mask >>= 1) {
- if ((Value & Mask) != 0) {
- MgmtReg |= MGMT_MDO;
- } else {
- MgmtReg &= ~MGMT_MDO;
- }
-
- WriteIoReg16 (LanDriver, LAN91X_MGMT, MgmtReg);
- gBS->Stall (LAN91X_MDIO_STALL);
- WriteIoReg16 (LanDriver, LAN91X_MGMT, MgmtReg | MGMT_MCLK);
- gBS->Stall (LAN91X_MDIO_STALL);
- }
-}
-#define PHY_OUTPUT_TIME (2 * LAN91X_MDIO_STALL)
-
-STATIC
-UINT32
-MdioInput (
- LAN91X_DRIVER *LanDriver,
- UINTN Bits
- )
-{
- UINT16 MgmtReg;
- UINT32 Mask;
- UINT32 Value;
-
- MgmtReg = ReadIoReg16 (LanDriver, LAN91X_MGMT);
- MgmtReg &= ~(MGMT_MDOE | MGMT_MCLK | MGMT_MDO);
- WriteIoReg16 (LanDriver, LAN91X_MGMT, MgmtReg);
-
- Value = 0;
- for (Mask = (1 << (Bits - 1)); Mask != 0; Mask >>= 1) {
- if ((ReadIoReg16 (LanDriver, LAN91X_MGMT) & MGMT_MDI) != 0) {
- Value |= Mask;
- }
-
- WriteIoReg16 (LanDriver, LAN91X_MGMT, MgmtReg);
- gBS->Stall (LAN91X_MDIO_STALL);
- WriteIoReg16 (LanDriver, LAN91X_MGMT, MgmtReg | MGMT_MCLK);
- gBS->Stall (LAN91X_MDIO_STALL);
- }
-
- return Value;
-}
-#define PHY_INPUT_TIME (2 * LAN91X_MDIO_STALL)
-
-STATIC
-VOID
-MdioIdle (
- LAN91X_DRIVER *LanDriver
- )
-{
- UINT16 MgmtReg;
-
- MgmtReg = ReadIoReg16 (LanDriver, LAN91X_MGMT);
- MgmtReg &= ~(MGMT_MDOE | MGMT_MCLK | MGMT_MDO);
- WriteIoReg16 (LanDriver, LAN91X_MGMT, MgmtReg);
-}
-
-// Write to a PHY register
-STATIC
-VOID
-WritePhyReg16 (
- LAN91X_DRIVER *LanDriver,
- UINTN RegAd,
- UINT16 Value
- )
-{
- // Bit-bang the MII Serial Frame write operation
- MdioOutput (LanDriver, 32, 0xffffffff); // Send 32 Ones as a preamble
- MdioOutput (LanDriver, 2, 0x01); // Send Start (01)
- MdioOutput (LanDriver, 2, 0x01); // Send Write (01)
- MdioOutput (LanDriver, 5, LanDriver->PhyAd); // Send PHYAD[4:0]
- MdioOutput (LanDriver, 5, RegAd); // Send REGAD[4:0]
- MdioOutput (LanDriver, 2, 0x02); // Send TurnAround (10)
- MdioOutput (LanDriver, 16, Value); // Write 16 data bits
-
- // Idle the MDIO bus
- MdioIdle (LanDriver);
-}
-// Calculate approximate time to write a PHY register in microseconds
-#define PHY_WRITE_TIME ((32 + 2 + 2 + 5 + 5 + 2 + 16) * PHY_OUTPUT_TIME)
-
-// Read from a PHY register
-STATIC
-UINT16
-ReadPhyReg16 (
- LAN91X_DRIVER *LanDriver,
- UINTN RegAd
- )
-{
- UINT32 Value;
-
- // Bit-bang the MII Serial Frame read operation
- MdioOutput (LanDriver, 32, 0xffffffff); // Send 32 Ones as a preamble
- MdioOutput (LanDriver, 2, 0x01); // Send Start (01)
- MdioOutput (LanDriver, 2, 0x02); // Send Read (10)
- MdioOutput (LanDriver, 5, LanDriver->PhyAd); // Send PHYAD[4:0]
- MdioOutput (LanDriver, 5, RegAd); // Send REGAD[4:0]
-
- (VOID) MdioInput (LanDriver, 2); // Discard TurnAround bits
- Value = MdioInput (LanDriver, 16); // Read 16 data bits
-
- // Idle the MDIO bus
- MdioIdle (LanDriver);
-
- return (Value & 0xffff);
-}
-// Calculate approximate time to read a PHY register in microseconds
-#define PHY_READ_TIME (((32 + 2 + 2 + 5 + 5) * PHY_OUTPUT_TIME) + \
- ((2 + 16) * PHY_INPUT_TIME))
-
-
-/* ---------------- Debug Functions ------------------ */
-
-#ifdef LAN91X_PRINT_REGISTERS
-STATIC
-VOID
-PrintIoRegisters (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINTN Bank;
- UINTN Offset;
- UINT16 Value;
-
- DEBUG ((DEBUG_ERROR, "\nLAN91x I/O Register Dump:\n"));
-
- // Print current bank select register
- Value = MmioRead16 (LanDriver->IoBase + LAN91X_BANK_OFFSET);
- DEBUG ((DEBUG_ERROR, " BankSel: %d Bank Register %04x (%d)\n",
- LanDriver->BankSel, Value, Value & 0x0007));
-
- // Print all I/O registers
- for (Offset = 0; Offset < 0x0e; Offset += 2) {
- DEBUG ((DEBUG_ERROR, " %02x:", Offset));
- for (Bank = 0; Bank <= 3; ++Bank) {
- DEBUG ((DEBUG_ERROR, " %04x", ReadIoReg16 (LanDriver, MakeRegister (Bank, Offset))));
- }
- DEBUG ((DEBUG_ERROR, "\n"));
- }
-}
-
-STATIC
-VOID
-PrintPhyRegisters (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINTN RegNum;
-
- DEBUG ((DEBUG_ERROR, "\nLAN91x Phy %d Register Dump:\n", LanDriver->PhyAd));
-
- // Print all Phy registers
- for (RegNum = 0; RegNum <= 5; ++RegNum) {
- DEBUG ((DEBUG_ERROR, " %2d: %04x\n",
- RegNum,
- ReadPhyReg16 (LanDriver, RegNum)
- ));
- }
- for (RegNum = 16; RegNum <= 20; ++RegNum) {
- DEBUG ((DEBUG_ERROR, " %2d: %04x\n",
- RegNum,
- ReadPhyReg16 (LanDriver, RegNum)
- ));
- }
-}
-#endif
-
-#if LAN91X_PRINT_PACKET_HEADERS
-STATIC
-VOID
-PrintIpDgram (
- IN CONST VOID *DstMac,
- IN CONST VOID *SrcMac,
- IN CONST VOID *Proto,
- IN CONST VOID *IpDgram
- )
-{
- CONST UINT8 *Ptr;
- UINT16 SrcPort;
- UINT16 DstPort;
-
- Ptr = DstMac;
- DEBUG ((DEBUG_ERROR, " Dst: %02x-%02x-%02x",
- Ptr[0], Ptr[1], Ptr[2]));
- DEBUG ((DEBUG_ERROR, "-%02x-%02x-%02x",
- Ptr[3], Ptr[4], Ptr[5]));
-
- Ptr = SrcMac;
- DEBUG ((DEBUG_ERROR, " Src: %02x-%02x-%02x",
- Ptr[0], Ptr[1], Ptr[2]));
- DEBUG ((DEBUG_ERROR, "-%02x-%02x-%02x",
- Ptr[3], Ptr[4], Ptr[5]));
-
- Ptr = Proto;
- DEBUG ((DEBUG_ERROR, " Proto: %02x%02x\n",
- Ptr[0], Ptr[1]));
-
- Ptr = IpDgram;
- switch (Ptr[9]) {
- case EFI_IP_PROTO_ICMP:
- DEBUG ((DEBUG_ERROR, " ICMP"));
- break;
- case EFI_IP_PROTO_TCP:
- DEBUG ((DEBUG_ERROR, " TCP"));
- break;
- case EFI_IP_PROTO_UDP:
- DEBUG ((DEBUG_ERROR, " UDP"));
- break;
- default:
- DEBUG ((DEBUG_ERROR, " IpProto %d\n", Ptr[9]));
- return;
- }
-
- DEBUG ((DEBUG_ERROR, " SrcIp: %d.%d.%d.%d",
- Ptr[12], Ptr[13], Ptr[14], Ptr[15]));
- DEBUG ((DEBUG_ERROR, " DstIp: %d.%d.%d.%d",
- Ptr[16], Ptr[17], Ptr[18], Ptr[19]));
-
- SrcPort = (Ptr[20] << 8) | Ptr[21];
- DstPort = (Ptr[22] << 8) | Ptr[23];
- DEBUG ((DEBUG_ERROR, " SrcPort: %d DstPort: %d\n", SrcPort, DstPort));
-}
-#endif
-
-
-/* ---------------- PHY Management Operations ----------------- */
-
-STATIC
-EFI_STATUS
-PhyDetect (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINT16 PhyId1;
- UINT16 PhyId2;
-
- for (LanDriver->PhyAd = 0x1f; LanDriver->PhyAd >= 0 ; --LanDriver->PhyAd) {
- PhyId1 = ReadPhyReg16 (LanDriver, PHY_INDEX_ID1);
- PhyId2 = ReadPhyReg16 (LanDriver, PHY_INDEX_ID2);
-
- if ((PhyId1 != 0x0000) && (PhyId1 != 0xffff) &&
- (PhyId2 != 0x0000) && (PhyId2 != 0xffff)) {
- if ((PhyId1 == 0x0016) && ((PhyId2 & 0xfff0) == 0xf840)) {
- DEBUG ((DEBUG_ERROR, "LAN91x: PHY type LAN83C183 (LAN91C111 Internal)\n"));
- } else if ((PhyId1 == 0x0282) && ((PhyId2 & 0xfff0) == 0x1c50)) {
- DEBUG ((DEBUG_ERROR, "LAN91x: PHY type LAN83C180\n"));
- } else {
- DEBUG ((DEBUG_ERROR, "LAN91x: PHY id %04x:%04x\n", PhyId1, PhyId2));
- }
- return EFI_SUCCESS;
- }
- }
-
- DEBUG ((DEBUG_ERROR, "LAN91x: PHY detection failed\n"));
- return EFI_NO_MEDIA;
-}
-
-
-// Check the Link Status and take appropriate action
-STATIC
-BOOLEAN
-CheckLinkStatus (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINT16 PhyStatus;
-
- // Get the PHY Status
- PhyStatus = ReadPhyReg16 (LanDriver, PHY_INDEX_BASIC_STATUS);
-
- return (PhyStatus & PHYSTS_LINK_STS) != 0;
-}
-
-
-// Do auto-negotiation
-STATIC
-EFI_STATUS
-PhyAutoNegotiate (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINTN Retries;
- UINT16 PhyControl;
- UINT16 PhyStatus;
- UINT16 PhyAdvert;
-
- // If there isn't a PHY, don't try to reset it
- if (LanDriver->PhyAd == LAN91X_NO_PHY) {
- return EFI_SUCCESS;
- }
-
- // Next check that auto-negotiation is supported
- PhyStatus = ReadPhyReg16 (LanDriver, PHY_INDEX_BASIC_STATUS);
- if ((PhyStatus & PHYSTS_AUTO_CAP) == 0) {
- return EFI_SUCCESS;
- }
-
- // Translate capabilities to advertise
- PhyAdvert = PHYANA_CSMA;
-
- if ((PhyStatus & PHYSTS_10BASET_HDPLX) != 0) {
- PhyAdvert |= PHYANA_10BASET;
- }
- if ((PhyStatus & PHYSTS_10BASET_FDPLX) != 0) {
- PhyAdvert |= PHYANA_10BASETFD;
- }
- if ((PhyStatus & PHYSTS_100BASETX_HDPLX) != 0) {
- PhyAdvert |= PHYANA_100BASETX;
- }
- if ((PhyStatus & PHYSTS_100BASETX_FDPLX) != 0) {
- PhyAdvert |= PHYANA_100BASETXFD;
- }
- if ((PhyStatus & PHYSTS_100BASE_T4) != 0) {
- PhyAdvert |= PHYANA_100BASET4;
- }
-
- // Set the capabilities to advertise
- WritePhyReg16 (LanDriver, PHY_INDEX_AUTO_NEG_ADVERT, PhyAdvert);
- (VOID) ReadPhyReg16 (LanDriver, PHY_INDEX_AUTO_NEG_ADVERT);
-
- // Restart Auto-Negotiation
- PhyControl = ReadPhyReg16 (LanDriver, PHY_INDEX_BASIC_CTRL);
- PhyControl &= ~(PHYCR_SPEED_SEL | PHYCR_DUPLEX_MODE);
- PhyControl |= PHYCR_AUTO_EN | PHYCR_RST_AUTO;
- WritePhyReg16 (LanDriver, PHY_INDEX_BASIC_CTRL, PhyControl);
-
- // Wait up to 2 seconds for the process to complete
- Retries = 2000000 / (PHY_READ_TIME + 100);
- while ((ReadPhyReg16 (LanDriver, PHY_INDEX_BASIC_STATUS) & PHYSTS_AUTO_COMP) == 0) {
- if (--Retries == 0) {
- DEBUG ((DEBUG_ERROR, "LAN91x: PHY auto-negotiation timed-out\n"));
- return EFI_TIMEOUT;
- }
- gBS->Stall (100);
- }
-
- return EFI_SUCCESS;
-}
-
-
-// Perform PHY software reset
-STATIC
-EFI_STATUS
-PhySoftReset (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINTN Retries;
-
- // If there isn't a PHY, don't try to reset it
- if (LanDriver->PhyAd == LAN91X_NO_PHY) {
- return EFI_SUCCESS;
- }
-
- // Request a PHY reset
- WritePhyReg16 (LanDriver, PHY_INDEX_BASIC_CTRL, PHYCR_RESET);
-
- // The internal PHY will reset within 50ms. Allow 100ms.
- Retries = 100000 / (PHY_READ_TIME + 100);
- while (ReadPhyReg16 (LanDriver, PHY_INDEX_BASIC_CTRL) & PHYCR_RESET) {
- if (--Retries == 0) {
- DEBUG ((DEBUG_ERROR, "LAN91x: PHY reset timed-out\n"));
- return EFI_TIMEOUT;
- }
- gBS->Stall (100);
- }
-
- return EFI_SUCCESS;
-}
-
-
-/* ---------------- General Operations ----------------- */
-
-STATIC
-EFI_MAC_ADDRESS
-GetCurrentMacAddress (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINTN RegNum;
- UINT8 *Addr;
- EFI_MAC_ADDRESS MacAddress;
-
- SetMem (&MacAddress, sizeof(MacAddress), 0);
-
- Addr = &MacAddress.Addr[0];
- for (RegNum = LAN91X_IAR0; RegNum <= LAN91X_IAR5; ++RegNum) {
- *Addr = ReadIoReg8 (LanDriver, RegNum);
- ++Addr;
- }
-
- return MacAddress;
-}
-
-STATIC
-EFI_STATUS
-SetCurrentMacAddress (
- IN LAN91X_DRIVER *LanDriver,
- IN EFI_MAC_ADDRESS *MacAddress
- )
-{
- UINTN RegNum;
- UINT8 *Addr;
-
- Addr = &MacAddress->Addr[0];
- for (RegNum = LAN91X_IAR0; RegNum <= LAN91X_IAR5; ++RegNum) {
- WriteIoReg8 (LanDriver, RegNum, *Addr);
- ++Addr;
- }
-
- return EFI_SUCCESS;
-}
-
-STATIC
-EFI_STATUS
-MmuOperation (
- IN LAN91X_DRIVER *LanDriver,
- IN UINTN MmuOp
- )
-{
- UINTN Polls;
-
- WriteIoReg16 (LanDriver, LAN91X_MMUCR, MmuOp);
- Polls = 100;
- while ((ReadIoReg16 (LanDriver, LAN91X_MMUCR) & MMUCR_BUSY) != 0) {
- if (--Polls == 0) {
- DEBUG ((DEBUG_ERROR, "LAN91x: MMU operation %04x timed-out\n", MmuOp));
- return EFI_TIMEOUT;
- }
- gBS->Stall (LAN91X_STALL);
- }
-
- return EFI_SUCCESS;
-}
-
-// Read bytes from the DATA register
-STATIC
-EFI_STATUS
-ReadIoData (
- IN LAN91X_DRIVER *LanDriver,
- IN VOID *Buffer,
- IN UINTN BufLen
- )
-{
- UINT8 *Ptr;
-
- Ptr = Buffer;
- for (; BufLen > 0; --BufLen) {
- *Ptr = ReadIoReg8 (LanDriver, LAN91X_DATA0);
- ++Ptr;
- }
-
- return EFI_SUCCESS;
-}
-
-// Write bytes to the DATA register
-STATIC
-EFI_STATUS
-WriteIoData (
- IN LAN91X_DRIVER *LanDriver,
- IN VOID *Buffer,
- IN UINTN BufLen
- )
-{
- UINT8 *Ptr;
-
- Ptr = Buffer;
- for (; BufLen > 0; --BufLen) {
- WriteIoReg8 (LanDriver, LAN91X_DATA0, *Ptr);
- ++Ptr;
- }
-
- return EFI_SUCCESS;
-}
-
-// Disable the interface
-STATIC
-EFI_STATUS
-ChipDisable (
- IN LAN91X_DRIVER *LanDriver
- )
-{
-#ifdef LAN91X_POWER_DOWN
- UINT16 Val16;
-#endif
-
- // Stop Rx and Tx operations
- WriteIoReg16 (LanDriver, LAN91X_RCR, RCR_CLEAR);
- WriteIoReg16 (LanDriver, LAN91X_TCR, TCR_CLEAR);
-
-#ifdef LAN91X_POWER_DOWN
- // Power-down the chip
- Val16 = ReadIoReg16 (LanDriver, LAN91X_CR);
- Val16 &= ~CR_EPH_POWER_EN;
- WriteIoReg16 (LanDriver, LAN91X_CR, Val16);
-#endif
-
- return EFI_SUCCESS;
-}
-
-// Enable the interface
-STATIC
-EFI_STATUS
-ChipEnable (
- IN LAN91X_DRIVER *LanDriver
- )
-{
-#ifdef LAN91X_POWER_DOWN
- UINT16 Val16;
-
- // Power-up the chip
- Val16 = ReadIoReg16 (LanDriver, LAN91X_CR);
- Val16 |= CR_EPH_POWER_EN;
- WriteIoReg16 (LanDriver, LAN91X_CR, Val16);
- gBS->Stall (LAN91X_STALL);
-#endif
-
- // Start Rx and Tx operations
- WriteIoReg16 (LanDriver, LAN91X_TCR, TCR_DEFAULT);
- WriteIoReg16 (LanDriver, LAN91X_RCR, RCR_DEFAULT);
-
- return EFI_SUCCESS;
-}
-
-
-// Perform software reset on the LAN91x
-STATIC
-EFI_STATUS
-SoftReset (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINT16 Val16;
-
- // Issue the reset
- WriteIoReg16 (LanDriver, LAN91X_RCR, RCR_SOFT_RST);
- gBS->Stall (LAN91X_STALL);
- WriteIoReg16 (LanDriver, LAN91X_RCR, RCR_CLEAR);
-
- // Set the configuration register
- WriteIoReg16 (LanDriver, LAN91X_CR, CR_DEFAULT);
- gBS->Stall (LAN91X_STALL);
-
- // Stop Rx and Tx
- WriteIoReg16 (LanDriver, LAN91X_RCR, RCR_CLEAR);
- WriteIoReg16 (LanDriver, LAN91X_TCR, TCR_CLEAR);
-
- // Initialize the Control Register
- Val16 = ReadIoReg16 (LanDriver, LAN91X_CTR);
- Val16 |= CTR_AUTO_REL;
- WriteIoReg16 (LanDriver, LAN91X_CTR, Val16);
-
- // Reset the MMU
- MmuOperation (LanDriver, MMUCR_OP_RESET_MMU);
-
- return EFI_SUCCESS;
-}
-
-/*
-** Probe()
-**
-** Validate that there is a LAN91x device.
-**
-*/
-STATIC
-EFI_STATUS
-Probe (
- IN LAN91X_DRIVER *LanDriver
- )
-{
- UINT16 Bank;
- UINT16 Val16;
- CHAR16 CONST *ChipId;
- UINTN ResetTime;
-
- // First check that the Bank Select register is valid
- Bank = MmioRead16 (LanDriver->IoBase + LAN91X_BANK_OFFSET);
- if ((Bank & 0xff00) != 0x3300) {
- DEBUG ((DEBUG_ERROR, "LAN91x: signature error: expecting 33xx, read %04x\n", Bank));
- return EFI_DEVICE_ERROR;
- }
-
- // Try reading the revision register next
- LanDriver->BankSel = 0xff;
- Val16 = ReadIoReg16 (LanDriver, LAN91X_REV);
-
- Bank = MmioRead16 (LanDriver->IoBase + LAN91X_BANK_OFFSET);
- if ((Bank & 0xff03) != 0x3303) {
- DEBUG ((DEBUG_ERROR, "LAN91x: signature error: expecting 33x3, read %04x\n", Bank));
- return EFI_DEVICE_ERROR;
- }
-
- // Validate the revision register
- if ((Val16 & 0xff00) != 0x3300) {
- DEBUG ((DEBUG_ERROR, "LAN91x: revision error: expecting 33xx, read %04x\n", Val16));
- return EFI_DEVICE_ERROR;
- }
-
- ChipId = ChipIds[(Val16 >> 4) & 0x0f];
- if (ChipId == NULL) {
- DEBUG ((DEBUG_ERROR, "LAN91x: unrecognized revision: %04x\n", Val16));
- return EFI_DEVICE_ERROR;
- }
- DEBUG ((DEBUG_ERROR, "LAN91x: detected chip %s rev %d\n", ChipId, Val16 & 0xf));
- LanDriver->Revision = Val16 & 0xff;
-
- // Reload from EEPROM to get the hardware MAC address
- WriteIoReg16 (LanDriver, LAN91X_CTR, CTR_RESERVED | CTR_RELOAD);
- ResetTime = 1000;
- while ((ReadIoReg16 (LanDriver, LAN91X_CTR) & CTR_RELOAD) != 0) {
- if (--ResetTime == 0) {
- DEBUG ((DEBUG_ERROR, "LAN91x: reload from EEPROM timed-out\n"));
- WriteIoReg16 (LanDriver, LAN91X_CTR, CTR_RESERVED);
- return EFI_DEVICE_ERROR;
- }
- gBS->Stall (LAN91X_STALL);
- }
-
- // Read and save the Permanent MAC Address
- LanDriver->SnpMode.PermanentAddress = GetCurrentMacAddress (LanDriver);
- LanDriver->SnpMode.CurrentAddress = LanDriver->SnpMode.PermanentAddress;
- DEBUG ((DEBUG_ERROR, //DEBUG_NET | DEBUG_INFO,
- "LAN91x: HW MAC Address: %02x-%02x-%02x-%02x-%02x-%02x\n",
- LanDriver->SnpMode.PermanentAddress.Addr[0],
- LanDriver->SnpMode.PermanentAddress.Addr[1],
- LanDriver->SnpMode.PermanentAddress.Addr[2],
- LanDriver->SnpMode.PermanentAddress.Addr[3],
- LanDriver->SnpMode.PermanentAddress.Addr[4],
- LanDriver->SnpMode.PermanentAddress.Addr[5]
- ));
-
- // Reset the device
- SoftReset (LanDriver);
-
- // Try to detect a PHY
- if (LanDriver->Revision > (CHIP_91100 << 4)) {
- PhyDetect (LanDriver);
- } else {
- LanDriver->PhyAd = LAN91X_NO_PHY;
- }
-
- return EFI_SUCCESS;
-}
-
-
-
-
-/*------------------ Simple Network Driver entry point functions ------------------*/
-
-// Refer to the Simple Network Protocol section (21.1)
-// in the UEFI 2.3.1 Specification for documentation.
-
-#define ReturnUnlock(s) do { Status = (s); goto exit_unlock; } while(0)
-
-
-/*
-** UEFI Start() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpStart (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp
- )
-{
- EFI_SIMPLE_NETWORK_MODE *Mode;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
- Mode = Snp->Mode;
-
- // Check state of the driver
- switch (Mode->State) {
- case EfiSimpleNetworkStopped:
- break;
- case EfiSimpleNetworkStarted:
- case EfiSimpleNetworkInitialized:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver already started\n"));
- ReturnUnlock (EFI_ALREADY_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
-
- // Change state
- Mode->State = EfiSimpleNetworkStarted;
- Status = EFI_SUCCESS;
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI Stop() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpStop (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp Instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check state of the driver
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkStarted:
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Stop the Tx and Rx
- ChipDisable (LanDriver);
-
- // Change the state
- Snp->Mode->State = EfiSimpleNetworkStopped;
- Status = EFI_SUCCESS;
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI Initialize() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpInitialize (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp,
- IN UINTN RxBufferSize OPTIONAL,
- IN UINTN TxBufferSize OPTIONAL
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp Instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started but not initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkStarted:
- break;
- case EfiSimpleNetworkInitialized:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver already initialized\n"));
- ReturnUnlock (EFI_SUCCESS);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Initiate a software reset
- Status = SoftReset (LanDriver);
- if (EFI_ERROR(Status)) {
- DEBUG ((DEBUG_WARN, "LAN91x: Soft reset failed\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Initiate a PHY reset
- if (PhySoftReset (LanDriver) < 0) {
- Snp->Mode->State = EfiSimpleNetworkStopped;
- DEBUG ((DEBUG_WARN, "LAN91x: PHY soft reset timeout\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- }
-
- // Do auto-negotiation
- Status = PhyAutoNegotiate (LanDriver);
- if (EFI_ERROR(Status)) {
- DEBUG ((DEBUG_WARN, "LAN91x: PHY auto-negotiation failed\n"));
- }
-
- // Enable the receiver and transmitter
- ChipEnable (LanDriver);
-
- // Now acknowledge all interrupts
- WriteIoReg8 (LanDriver, LAN91X_IST, 0xFF);
-
- // Declare the driver as initialized
- Snp->Mode->State = EfiSimpleNetworkInitialized;
- Status = EFI_SUCCESS;
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI Reset () function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpReset (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp,
- IN BOOLEAN Verification
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp Instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started and initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Initiate a software reset
- if (EFI_ERROR (SoftReset (LanDriver))) {
- DEBUG ((DEBUG_WARN, "LAN91x: Soft reset failed\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Initiate a PHY reset
- if (EFI_ERROR (PhySoftReset (LanDriver))) {
- DEBUG ((DEBUG_WARN, "LAN91x: PHY soft reset failed\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Enable the receiver and transmitter
- Status = ChipEnable (LanDriver);
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI Shutdown () function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpShutdown (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp Instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // First check that driver has already been initialized
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver in stopped state\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Disable the interface
- Status = ChipDisable (LanDriver);
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-
-/*
-** UEFI ReceiveFilters() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpReceiveFilters (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp,
- IN UINT32 Enable,
- IN UINT32 Disable,
- IN BOOLEAN Reset,
- IN UINTN NumMfilter OPTIONAL,
- IN EFI_MAC_ADDRESS *Mfilter OPTIONAL
- )
-{
-#define MCAST_HASH_BYTES 8
-
- LAN91X_DRIVER *LanDriver;
- EFI_SIMPLE_NETWORK_MODE *SnpMode;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
- UINTN i;
- UINT32 Crc;
- UINT16 RcvCtrl;
- UINT8 McastHash[MCAST_HASH_BYTES];
-
- // Check Snp Instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // First check that driver has already been initialized
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
- SnpMode = Snp->Mode;
-
-#ifdef LAN91X_PRINT_RECEIVE_FILTERS
- DEBUG ((DEBUG_ERROR, "LAN91x:SnpReceiveFilters()\n"));
- DEBUG ((DEBUG_ERROR, " Enable = %08x\n", Enable));
- DEBUG ((DEBUG_ERROR, " Disable = %08x\n", Disable));
- DEBUG ((DEBUG_ERROR, " Reset = %d\n", Reset));
- DEBUG ((DEBUG_ERROR, " NumMfilter = %d\n", NumMfilter));
- for (i = 0; i < NumMfilter; ++i) {
- DEBUG ((DEBUG_ERROR,
- " [%2d] = %02x-%02x-%02x-%02x-%02x-%02x\n",
- i,
- Mfilter[i].Addr[0],
- Mfilter[i].Addr[1],
- Mfilter[i].Addr[2],
- Mfilter[i].Addr[3],
- Mfilter[i].Addr[4],
- Mfilter[i].Addr[5]));
- }
-#endif
-
- // Update the Multicast Hash registers
- if (Reset) {
- // Clear the hash table
- SetMem (McastHash, MCAST_HASH_BYTES, 0);
- SnpMode->MCastFilterCount = 0;
- } else {
- // Read the current hash table
- for (i = 0; i < MCAST_HASH_BYTES; ++i) {
- McastHash[i] = ReadIoReg8 (LanDriver, LAN91X_MT0 + i);
- }
- // Set the new additions
- for (i = 0; i < NumMfilter; ++i) {
- Crc = MulticastHash (&Mfilter[i], NET_ETHER_ADDR_LEN);
- McastHash[(Crc >> 29) & 0x3] |= 1 << ((Crc >> 26) & 0x3);
- }
- SnpMode->MCastFilterCount = NumMfilter;
- }
- // If the hash registers need updating, write them
- if (Reset || NumMfilter > 0) {
- for (i = 0; i < MCAST_HASH_BYTES; ++i) {
- WriteIoReg8 (LanDriver, LAN91X_MT0 + i, McastHash[i]);
- }
- }
-
- RcvCtrl = ReadIoReg16 (LanDriver, LAN91X_RCR);
- if ((Enable & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS) != 0) {
- RcvCtrl |= RCR_PRMS;
- SnpMode->ReceiveFilterSetting |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
- }
- if ((Disable & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS) != 0) {
- RcvCtrl &= ~RCR_PRMS;
- SnpMode->ReceiveFilterSetting &= ~EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
- }
-
- if ((Enable & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) != 0) {
- RcvCtrl |= RCR_ALMUL;
- SnpMode->ReceiveFilterSetting |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
- }
- if ((Disable & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) != 0) {
- RcvCtrl &= ~RCR_ALMUL;
- SnpMode->ReceiveFilterSetting &= ~EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
- }
- WriteIoReg16 (LanDriver, LAN91X_RCR, RcvCtrl);
-
- Status = SetCurrentMacAddress (LanDriver, &SnpMode->CurrentAddress);
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI StationAddress() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpStationAddress (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp,
- IN BOOLEAN Reset,
- IN EFI_MAC_ADDRESS *NewMac
-)
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started and initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- if (Reset) {
- Snp->Mode->CurrentAddress = Snp->Mode->PermanentAddress;
- } else {
- if (NewMac == NULL) {
- ReturnUnlock (EFI_INVALID_PARAMETER);
- }
- Snp->Mode->CurrentAddress = *NewMac;
- }
-
- Status = SetCurrentMacAddress (LanDriver, &Snp->Mode->CurrentAddress);
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI Statistics() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpStatistics (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp,
- IN BOOLEAN Reset,
- IN OUT UINTN *StatSize,
- OUT EFI_NETWORK_STATISTICS *Statistics
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
-
- // Check Snp instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Check pointless condition
- if ((!Reset) && (StatSize == NULL) && (Statistics == NULL)) {
- return EFI_SUCCESS;
- }
-
- // Check the parameters
- if ((StatSize == NULL) && (Statistics != NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started and initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Do a reset if required
- if (Reset) {
- ZeroMem (&LanDriver->Stats, sizeof(EFI_NETWORK_STATISTICS));
- }
-
- // Check buffer size
- if (*StatSize < sizeof(EFI_NETWORK_STATISTICS)) {
- *StatSize = sizeof(EFI_NETWORK_STATISTICS);
- ReturnUnlock (EFI_BUFFER_TOO_SMALL);
- goto exit_unlock;
- }
-
- // Fill in the statistics
- CopyMem(&Statistics, &LanDriver->Stats, sizeof(EFI_NETWORK_STATISTICS));
- Status = EFI_SUCCESS;
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-/*
-** UEFI MCastIPtoMAC() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpMcastIptoMac (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* Snp,
- IN BOOLEAN IsIpv6,
- IN EFI_IP_ADDRESS *Ip,
- OUT EFI_MAC_ADDRESS *McastMac
- )
-{
- // Check Snp instance
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Check parameters
- if ((McastMac == NULL) || (Ip == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Make sure MAC address is empty
- ZeroMem (McastMac, sizeof(EFI_MAC_ADDRESS));
-
- // If we need ipv4 address
- if (!IsIpv6) {
- // Most significant 25 bits of a multicast HW address are set
- McastMac->Addr[0] = 0x01;
- McastMac->Addr[1] = 0x00;
- McastMac->Addr[2] = 0x5E;
-
- // Lower 23 bits from ipv4 address
- McastMac->Addr[3] = (Ip->v4.Addr[1] & 0x7F); // Clear the ms bit (25th bit of MAC must be 0)
- McastMac->Addr[4] = Ip->v4.Addr[2];
- McastMac->Addr[5] = Ip->v4.Addr[3];
- } else {
- // Most significant 16 bits of multicast v6 HW address are set
- McastMac->Addr[0] = 0x33;
- McastMac->Addr[1] = 0x33;
-
- // lower four octets are taken from ipv6 address
- McastMac->Addr[2] = Ip->v6.Addr[8];
- McastMac->Addr[3] = Ip->v6.Addr[9];
- McastMac->Addr[4] = Ip->v6.Addr[10];
- McastMac->Addr[5] = Ip->v6.Addr[11];
- }
-
- return EFI_SUCCESS;
-}
-
-/*
-** UEFI NvData() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpNvData (
- IN EFI_SIMPLE_NETWORK_PROTOCOL* pobj,
- IN BOOLEAN read_write,
- IN UINTN offset,
- IN UINTN buff_size,
- IN OUT VOID *data
- )
-{
- DEBUG ((DEBUG_ERROR, "LAN91x: Non-volatile storage not supported\n"));
-
- return EFI_UNSUPPORTED;
-}
-
-
-/*
-** UEFI GetStatus () function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpGetStatus (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp,
- OUT UINT32 *IrqStat OPTIONAL,
- OUT VOID **TxBuff OPTIONAL
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
- BOOLEAN MediaPresent;
- UINT8 IstReg;
- MSK_LINKED_SYSTEM_BUF *LinkedTXRecycleBuff;
-
- // Check preliminaries
- if (Snp == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started and initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Arbitrarily set the interrupt status to 0
- if (IrqStat != NULL) {
- *IrqStat = 0;
- IstReg = ReadIoReg8 (LanDriver, LAN91X_IST);
- if ((IstReg & IST_RCV) != 0) {
- *IrqStat |= EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT;
- }
- if ((IstReg & IST_TX) != 0) {
- *IrqStat |= EFI_SIMPLE_NETWORK_TRANSMIT_INTERRUPT;
- }
- }
-
- // Pass back the completed buffer address
- // The transmit buffer status is not read when TxBuf is NULL
- if (TxBuff != NULL) {
- *((UINT8 **) TxBuff) = (UINT8 *) 0;
- if( !IsListEmpty (&LanDriver->TransmitQueueHead))
- {
- LinkedTXRecycleBuff = CR (GetFirstNode (&LanDriver->TransmitQueueHead), MSK_LINKED_SYSTEM_BUF, Link, TX_MBUF_SIGNATURE);
- if(LinkedTXRecycleBuff != NULL) {
- *TxBuff = LinkedTXRecycleBuff->SystemBuf.Buf;
- RemoveEntryList (&LinkedTXRecycleBuff->Link);
- FreePool (LinkedTXRecycleBuff);
- }
- }
- }
-
- // Update the media status
- MediaPresent = CheckLinkStatus (LanDriver);
- if (MediaPresent != Snp->Mode->MediaPresent) {
- DEBUG ((DEBUG_WARN, "LAN91x: Link %s\n", MediaPresent ? L"up" : L"down"));
- }
- Snp->Mode->MediaPresent = MediaPresent;
- Status = EFI_SUCCESS;
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-
-/*
-** UEFI Transmit() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpTransmit (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp,
- IN UINTN HdrSize,
- IN UINTN BufSize,
- IN VOID *BufAddr,
- IN EFI_MAC_ADDRESS *SrcAddr OPTIONAL,
- IN EFI_MAC_ADDRESS *DstAddr OPTIONAL,
- IN UINT16 *Protocol OPTIONAL
- )
-{
- LAN91X_DRIVER *LanDriver;
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
- UINT8 *Ptr;
- UINTN Len;
- UINTN MmuPages;
- UINTN Retries;
- UINT16 Proto;
- UINT8 PktNum;
- MSK_LINKED_SYSTEM_BUF *LinkedTXRecycleBuff;
-
-
- // Check preliminaries
- if ((Snp == NULL) || (BufAddr == NULL)) {
- DEBUG ((DEBUG_ERROR, "LAN91x: SnpTransmit(): NULL Snp (%p) or BufAddr (%p)\n",
- Snp, BufAddr));
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started and initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Ensure header is correct size if non-zero
- if (HdrSize != 0) {
- if (HdrSize != Snp->Mode->MediaHeaderSize) {
- DEBUG ((DEBUG_ERROR, "LAN91x: SnpTransmit(): Invalid HdrSize %d\n", HdrSize));
- ReturnUnlock (EFI_INVALID_PARAMETER);
- }
-
- if ((DstAddr == NULL) || (Protocol == NULL)) {
- DEBUG ((DEBUG_ERROR, "LAN91x: SnpTransmit(): NULL DstAddr %p or Protocol %p\n",
- DstAddr, Protocol));
- ReturnUnlock (EFI_INVALID_PARAMETER);
- }
- }
-
- // Before transmitting check the link status
- if (!Snp->Mode->MediaPresent) {
- DEBUG ((DEBUG_WARN, "LAN91x: SnpTransmit(): Link not ready\n"));
- ReturnUnlock (EFI_NOT_READY);
- }
-
- // Calculate the request size in 256-byte "pages" minus 1
- // The 91C111 ignores this, but some older devices need it.
- MmuPages = ((BufSize & ~1) + LAN91X_PKT_OVERHEAD - 1) >> 8;
- if (MmuPages > 7) {
- DEBUG ((DEBUG_WARN, "LAN91x: Tx buffer too large (%d bytes)\n", BufSize));
- LanDriver->Stats.TxOversizeFrames += 1;
- LanDriver->Stats.TxDroppedFrames += 1;
- ReturnUnlock (EFI_BAD_BUFFER_SIZE);
- }
-
- // Request allocation of a transmit buffer
- Status = MmuOperation (LanDriver, MMUCR_OP_TX_ALLOC | MmuPages);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "LAN91x: Tx buffer request failure: %d\n", Status));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Wait for allocation request completion
- Retries = LAN91X_MEMORY_ALLOC_POLLS;
- while ((ReadIoReg8 (LanDriver, LAN91X_IST) & IST_ALLOC) == 0) {
- if (--Retries == 0) {
- DEBUG ((DEBUG_ERROR, "LAN91x: Tx buffer allocation timeout\n"));
- ReturnUnlock (EFI_TIMEOUT);
- }
- }
-
- // Check for successful allocation
- PktNum = ReadIoReg8 (LanDriver, LAN91X_ARR);
- if ((PktNum & ARR_FAILED) != 0) {
- DEBUG ((DEBUG_ERROR, "LAN91x: Tx buffer allocation failure: %02x\n", PktNum));
- ReturnUnlock (EFI_NOT_READY);
- }
- PktNum &= ARR_PACKET;
-
- // Check for the nature of the frame
- // If no destination address, it's ARP broadcast
- if(DstAddr != NULL)
- {
- if (DstAddr->Addr[0] == 0xFF) {
- LanDriver->Stats.TxBroadcastFrames += 1;
- } else if ((DstAddr->Addr[0] & 0x1) == 1) {
- LanDriver->Stats.TxMulticastFrames += 1;
- } else {
- LanDriver->Stats.TxUnicastFrames += 1;
- }
- } else {
- LanDriver->Stats.TxBroadcastFrames += 1;
- }
-
- // Set the Packet Number and Pointer registers
- WriteIoReg8 (LanDriver, LAN91X_PNR, PktNum);
- WriteIoReg16 (LanDriver, LAN91X_PTR, PTR_AUTO_INCR);
-
- // Set up mutable buffer information variables
- Ptr = BufAddr;
- Len = BufSize;
-
- // Write Status and Byte Count first
- WriteIoReg16 (LanDriver, LAN91X_DATA0, 0);
- WriteIoReg16 (LanDriver, LAN91X_DATA0, (Len + LAN91X_PKT_OVERHEAD) & BCW_COUNT);
-
- // This packet may come with a preconfigured Ethernet header.
- // If not, we need to construct one from optional parameters.
- if (HdrSize) {
-
- // Write the destination address
- WriteIoData (LanDriver, DstAddr, NET_ETHER_ADDR_LEN);
-
- // Write the Source Address
- if (SrcAddr != NULL) {
- WriteIoData (LanDriver, SrcAddr, NET_ETHER_ADDR_LEN);
- } else {
- WriteIoData (LanDriver, &LanDriver->SnpMode.CurrentAddress, NET_ETHER_ADDR_LEN);
- }
-
- // Write the Protocol word
- Proto = HTONS (*Protocol);
- WriteIoReg16 (LanDriver, LAN91X_DATA0, Proto);
-
- // Adjust the data start and length
- Ptr += sizeof(ETHER_HEAD);
- Len -= sizeof(ETHER_HEAD);
- }
-
- // Copy the remainder data buffer, except the odd byte
- WriteIoData (LanDriver, Ptr, Len & ~1);
- Ptr += Len & ~1;
- Len &= 1;
-
- // Write the Packet Control Word and odd byte
- WriteIoReg16 (LanDriver, LAN91X_DATA0,
- (Len != 0) ? (PCW_ODD | PCW_CRC | *Ptr) : PCW_CRC);
-
- // Release the packet for transmission
- Status = MmuOperation (LanDriver, MMUCR_OP_TX_PUSH);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "LAN91x: Tx buffer release failure: %d\n", Status));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Update the Tx statistics
- LanDriver->Stats.TxTotalBytes += BufSize;
- LanDriver->Stats.TxGoodFrames += 1;
-
- // Update the Tx Buffer cache
- LinkedTXRecycleBuff = AllocateZeroPool (sizeof (MSK_LINKED_SYSTEM_BUF));
- if (LinkedTXRecycleBuff == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
- LinkedTXRecycleBuff->Signature = TX_MBUF_SIGNATURE;
- //
- // Add the passed Buffer to the transmit queue. Don't copy.
- //
- LinkedTXRecycleBuff->SystemBuf.Buf = BufAddr;
- LinkedTXRecycleBuff->SystemBuf.Length = BufSize;
- InsertTailList (&LanDriver->TransmitQueueHead, &LinkedTXRecycleBuff->Link);
-
- Status = EFI_SUCCESS;
-
- // Dump the packet header
-#if LAN91X_PRINT_PACKET_HEADERS
- Ptr = BufAddr;
- DEBUG ((DEBUG_ERROR, "LAN91X:SnpTransmit()\n"));
- DEBUG ((DEBUG_ERROR, " HdrSize: %d, SrcAddr: %p, Length: %d, Last byte: %02x\n",
- HdrSize, SrcAddr, BufSize, Ptr[BufSize - 1]));
- PrintIpDgram (
- (HdrSize == 0) ? (EFI_MAC_ADDRESS *)&Ptr[0] : DstAddr,
- (HdrSize == 0) ? (EFI_MAC_ADDRESS *)&Ptr[6] : (SrcAddr != NULL) ? SrcAddr : &LanDriver->SnpMode.CurrentAddress,
- (HdrSize == 0) ? (UINT16 *)&Ptr[12] : &Proto,
- &Ptr[14]
- );
-#endif
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-
-/*
-** UEFI Receive() function
-**
-*/
-EFI_STATUS
-EFIAPI
-SnpReceive (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp,
- OUT UINTN *HdrSize OPTIONAL,
- IN OUT UINTN *BuffSize,
- OUT VOID *Data,
- OUT EFI_MAC_ADDRESS *SrcAddr OPTIONAL,
- OUT EFI_MAC_ADDRESS *DstAddr OPTIONAL,
- OUT UINT16 *Protocol OPTIONAL
- )
-{
- EFI_TPL SavedTpl;
- EFI_STATUS Status;
- LAN91X_DRIVER *LanDriver;
- UINT8 *DataPtr;
- UINT16 PktStatus;
- UINT16 PktLength;
- UINT16 PktControl;
- UINT8 IstReg;
-
- // Check preliminaries
- if ((Snp == NULL) || (Data == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Serialize access to data and registers
- SavedTpl = gBS->RaiseTPL (LAN91X_TPL);
-
- // Check that driver was started and initialised
- switch (Snp->Mode->State) {
- case EfiSimpleNetworkInitialized:
- break;
- case EfiSimpleNetworkStarted:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not yet initialized\n"));
- ReturnUnlock (EFI_DEVICE_ERROR);
- case EfiSimpleNetworkStopped:
- DEBUG ((DEBUG_WARN, "LAN91x: Driver not started\n"));
- ReturnUnlock (EFI_NOT_STARTED);
- default:
- DEBUG ((DEBUG_ERROR, "LAN91x: Driver in an invalid state: %u\n",
- (UINTN)Snp->Mode->State));
- ReturnUnlock (EFI_DEVICE_ERROR);
- }
-
- // Find the LanDriver structure
- LanDriver = INSTANCE_FROM_SNP_THIS(Snp);
-
- // Check for Rx Overrun
- IstReg = ReadIoReg8 (LanDriver, LAN91X_IST);
- if ((IstReg & IST_RX_OVRN) != 0) {
- LanDriver->Stats.RxTotalFrames += 1;
- LanDriver->Stats.RxDroppedFrames += 1;
- WriteIoReg8 (LanDriver, LAN91X_IST, IST_RX_OVRN);
- DEBUG ((DEBUG_WARN, "LAN91x: Receiver overrun\n"));
- }
-
- // Check for Rx data available
- if ((IstReg & IST_RCV) == 0) {
- ReturnUnlock (EFI_NOT_READY);
- }
-
- // Configure the PTR register for reading
- WriteIoReg16 (LanDriver, LAN91X_PTR, PTR_RCV | PTR_AUTO_INCR | PTR_READ);
-
- // Read the Packet Status and Packet Length words
- PktStatus = ReadIoReg16 (LanDriver, LAN91X_DATA0);
- PktLength = ReadIoReg16 (LanDriver, LAN91X_DATA0) & BCW_COUNT;
-
- // Check for valid received packet
- if ((PktStatus == 0) && (PktLength == 0)) {
- DEBUG ((DEBUG_WARN, "LAN91x: Received zero-length packet. IST=%04x\n", IstReg));
- ReturnUnlock (EFI_NOT_READY);
- }
- LanDriver->Stats.RxTotalFrames += 1;
-
- // Check if we got a CRC error
- if ((PktStatus & RX_BAD_CRC) != 0) {
- DEBUG ((DEBUG_WARN, "LAN91x: Received frame CRC error\n"));
- LanDriver->Stats.RxCrcErrorFrames += 1;
- LanDriver->Stats.RxDroppedFrames += 1;
- Status = EFI_DEVICE_ERROR;
- goto exit_release;
- }
-
- // Check if we got a too-short frame
- if ((PktStatus & RX_TOO_SHORT) != 0) {
- DEBUG ((DEBUG_WARN, "LAN91x: Received frame too short (%d bytes)\n", PktLength));
- LanDriver->Stats.RxUndersizeFrames += 1;
- LanDriver->Stats.RxDroppedFrames += 1;
- Status = EFI_DEVICE_ERROR;
- goto exit_release;
- }
-
- // Check if we got a too-long frame
- if ((PktStatus & RX_TOO_LONG) != 0) {
- DEBUG ((DEBUG_WARN, "LAN91x: Received frame too long (%d bytes)\n", PktLength));
- LanDriver->Stats.RxOversizeFrames += 1;
- LanDriver->Stats.RxDroppedFrames += 1;
- Status = EFI_DEVICE_ERROR;
- goto exit_release;
- }
-
- // Check if we got an alignment error
- if ((PktStatus & RX_ALGN_ERR) != 0) {
- DEBUG ((DEBUG_WARN, "LAN91x: Received frame alignment error\n"));
- // Don't seem to keep track of these specifically
- LanDriver->Stats.RxDroppedFrames += 1;
- Status = EFI_DEVICE_ERROR;
- goto exit_release;
- }
-
- // Classify the received fram
- if ((PktStatus & RX_MULTICAST) != 0) {
- LanDriver->Stats.RxMulticastFrames += 1;
- } else if ((PktStatus & RX_BROADCAST) != 0) {
- LanDriver->Stats.RxBroadcastFrames += 1;
- } else {
- LanDriver->Stats.RxUnicastFrames += 1;
- }
-
- // Calculate the received packet data length
- PktLength -= LAN91X_PKT_OVERHEAD;
- if ((PktStatus & RX_ODD_FRAME) != 0) {
- PktLength += 1;
- }
-
- // Check buffer size
- if (*BuffSize < PktLength) {
- DEBUG ((DEBUG_WARN, "LAN91x: Receive buffer too small for packet (%d < %d)\n",
- *BuffSize, PktLength));
- *BuffSize = PktLength;
- Status = EFI_BUFFER_TOO_SMALL;
- goto exit_release;
- }
-
- // Transfer the data bytes
- DataPtr = Data;
- ReadIoData (LanDriver, DataPtr, PktLength & ~0x0001);
-
- // Read the PktControl and Odd Byte from the FIFO
- PktControl = ReadIoReg16 (LanDriver, LAN91X_DATA0);
- if ((PktControl & PCW_ODD) != 0) {
- DataPtr[PktLength - 1] = PktControl & PCW_ODD_BYTE;
- }
-
- // Update buffer size
- *BuffSize = PktLength;
-
- if (HdrSize != NULL) {
- *HdrSize = LanDriver->SnpMode.MediaHeaderSize;
- }
-
- // Extract the destination address
- if (DstAddr != NULL) {
- CopyMem (DstAddr, &DataPtr[0], NET_ETHER_ADDR_LEN);
- }
-
- // Get the source address
- if (SrcAddr != NULL) {
- CopyMem (SrcAddr, &DataPtr[6], NET_ETHER_ADDR_LEN);
- }
-
- // Get the protocol
- if (Protocol != NULL) {
- *Protocol = NTOHS (*(UINT16*)(&DataPtr[12]));
- }
-
- // Update the Rx statistics
- LanDriver->Stats.RxTotalBytes += PktLength;
- LanDriver->Stats.RxGoodFrames += 1;
- Status = EFI_SUCCESS;
-
-#if LAN91X_PRINT_PACKET_HEADERS
- // Dump the packet header
- DEBUG ((DEBUG_ERROR, "LAN91X:SnpReceive()\n"));
- DEBUG ((DEBUG_ERROR, " HdrSize: %p, SrcAddr: %p, DstAddr: %p, Protocol: %p\n",
- HdrSize, SrcAddr, DstAddr, Protocol));
- DEBUG ((DEBUG_ERROR, " Length: %d, Last byte: %02x\n", PktLength, DataPtr[PktLength - 1]));
- PrintIpDgram (&DataPtr[0], &DataPtr[6], &DataPtr[12], &DataPtr[14]);
-#endif
-
- // Release the FIFO buffer
-exit_release:
- MmuOperation (LanDriver, MMUCR_OP_RX_POP_REL);
-
- // Restore TPL and return
-exit_unlock:
- gBS->RestoreTPL (SavedTpl);
- return Status;
-}
-
-
-/*------------------ Driver Execution Environment main entry point ------------------*/
-
-/*
-** Entry point for the LAN91x driver
-**
-*/
-EFI_STATUS
-Lan91xDxeEntry (
- IN EFI_HANDLE Handle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
- LAN91X_DRIVER *LanDriver;
- EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
- EFI_SIMPLE_NETWORK_MODE *SnpMode;
- LAN91X_DEVICE_PATH *Lan91xPath;
-
- // The PcdLan91xDxeBaseAddress PCD must be defined
- ASSERT(PcdGet32 (PcdLan91xDxeBaseAddress) != 0);
-
- // Allocate Resources
- LanDriver = AllocateZeroPool (sizeof(LAN91X_DRIVER));
- Lan91xPath = AllocateCopyPool (sizeof(LAN91X_DEVICE_PATH), &Lan91xPathTemplate);
-
- // Initialize I/O Space access info
- LanDriver->IoBase = PcdGet32 (PcdLan91xDxeBaseAddress);
- LanDriver->PhyAd = LAN91X_NO_PHY;
- LanDriver->BankSel = 0xff;
-
- // Initialize pointers
- Snp = &(LanDriver->Snp);
- SnpMode = &(LanDriver->SnpMode);
- Snp->Mode = SnpMode;
-
- // Set the signature of the LAN Driver structure
- LanDriver->Signature = LAN91X_SIGNATURE;
-
- // Probe the device
- Status = Probe (LanDriver);
- if (EFI_ERROR(Status)) {
- DEBUG ((DEBUG_ERROR, "LAN91x:Lan91xDxeEntry(): Probe failed with status %d\n", Status));
- return Status;
- }
-
-#ifdef LAN91X_PRINT_REGISTERS
- PrintIoRegisters (LanDriver);
- PrintPhyRegisters (LanDriver);
-#endif
-
- // Initialize transmit queue
- InitializeListHead (&LanDriver->TransmitQueueHead);
-
- // Assign fields and func pointers
- Snp->Revision = EFI_SIMPLE_NETWORK_PROTOCOL_REVISION;
- Snp->WaitForPacket = NULL;
- Snp->Initialize = SnpInitialize;
- Snp->Start = SnpStart;
- Snp->Stop = SnpStop;
- Snp->Reset = SnpReset;
- Snp->Shutdown = SnpShutdown;
- Snp->ReceiveFilters = SnpReceiveFilters;
- Snp->StationAddress = SnpStationAddress;
- Snp->Statistics = SnpStatistics;
- Snp->MCastIpToMac = SnpMcastIptoMac;
- Snp->NvData = SnpNvData;
- Snp->GetStatus = SnpGetStatus;
- Snp->Transmit = SnpTransmit;
- Snp->Receive = SnpReceive;
-
- // Fill in simple network mode structure
- SnpMode->State = EfiSimpleNetworkStopped;
- SnpMode->HwAddressSize = NET_ETHER_ADDR_LEN; // HW address is 6 bytes
- SnpMode->MediaHeaderSize = sizeof(ETHER_HEAD); // Size of an Ethernet header
- SnpMode->MaxPacketSize = EFI_PAGE_SIZE; // Ethernet Frame (with VLAN tag +4 bytes)
-
- // Supported receive filters
- SnpMode->ReceiveFilterMask = EFI_SIMPLE_NETWORK_RECEIVE_UNICAST |
- EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST |
- EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST |
- EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS |
- EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
-
- // Initially-enabled receive filters
- SnpMode->ReceiveFilterSetting = EFI_SIMPLE_NETWORK_RECEIVE_UNICAST |
- EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST |
- EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;
-
- // LAN91x has 64bit hash table. We can filter an infinite MACs, but
- // higher-level software must filter out any hash collisions.
- SnpMode->MaxMCastFilterCount = MAX_MCAST_FILTER_CNT;
- SnpMode->MCastFilterCount = 0;
- ZeroMem (&SnpMode->MCastFilter, MAX_MCAST_FILTER_CNT * sizeof(EFI_MAC_ADDRESS));
-
- // Set the interface type (1: Ethernet or 6: IEEE 802 Networks)
- SnpMode->IfType = NET_IFTYPE_ETHERNET;
-
- // Mac address is changeable
- SnpMode->MacAddressChangeable = TRUE;
-
- // We can only transmit one packet at a time
- SnpMode->MultipleTxSupported = FALSE;
-
- // MediaPresent checks for cable connection and partner link
- SnpMode->MediaPresentSupported = TRUE;
- SnpMode->MediaPresent = FALSE;
-
- // Set broadcast address
- SetMem (&SnpMode->BroadcastAddress, sizeof (EFI_MAC_ADDRESS), 0xFF);
-
- // Assign fields for device path
- Lan91xPath->Lan91x.MacAddress = SnpMode->PermanentAddress;
- Lan91xPath->Lan91x.IfType = SnpMode->IfType;
-
- // Initialise the protocol
- Status = gBS->InstallMultipleProtocolInterfaces (
- &LanDriver->ControllerHandle,
- &gEfiSimpleNetworkProtocolGuid, Snp,
- &gEfiDevicePathProtocolGuid, Lan91xPath,
- NULL
- );
-
- // Say what the status of loading the protocol structure is
- if (EFI_ERROR(Status)) {
- FreePool (LanDriver);
- }
-
- return Status;
-}
diff --git a/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.inf b/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.inf deleted file mode 100644 index ba63d26..0000000 --- a/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxe.inf +++ /dev/null @@ -1,52 +0,0 @@ -#/** @file
-# INF file for the SMSC LAN91x series Network Controller Driver.
-#
-# Copyright (c) 2013-2017 Linaro.org
-#
-# Derived from the LAN9118 driver. Original sources
-# Copyright (c) 2012-2013, ARM Limited. All rights reserved.
-#
-# SPDX-License-Identifier: BSD-2-Clause-Patent
-#
-#**/
-
-[Defines]
- INF_VERSION = 0x00010019
- BASE_NAME = Lan91xDxe
- FILE_GUID = 5c12ea2f-9897-48af-8138-25f4ce6ff8d6
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 0.1
- ENTRY_POINT = Lan91xDxeEntry
-
-[Sources.common]
- Lan91xDxe.c
- Lan91xDxeHw.h
-
-[Packages]
- EmbeddedPkg/EmbeddedPkg.dec
- MdeModulePkg/MdeModulePkg.dec
- MdePkg/MdePkg.dec
- NetworkPkg/NetworkPkg.dec
-
-[LibraryClasses]
- ArmLib
- BaseLib
- BaseMemoryLib
- DevicePathLib
- IoLib
- NetLib
- TimerLib
- UefiDriverEntryPoint
- UefiLib
-
-[Protocols]
- gEfiSimpleNetworkProtocolGuid
- gEfiMetronomeArchProtocolGuid
- gEfiPxeBaseCodeProtocolGuid
- gEfiDevicePathProtocolGuid
-
-[FixedPcd]
- gEmbeddedTokenSpaceGuid.PcdLan91xDxeBaseAddress
-
-[Depex]
- TRUE
diff --git a/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxeHw.h b/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxeHw.h deleted file mode 100644 index d13f2bc..0000000 --- a/EmbeddedPkg/Drivers/Lan91xDxe/Lan91xDxeHw.h +++ /dev/null @@ -1,272 +0,0 @@ -/** @file
-* SMSC LAN91x series Network Controller Driver.
-*
-* Copyright (c) 2013-2017 Linaro.org
-*
-* SPDX-License-Identifier: BSD-2-Clause-Patent
-*
-**/
-
-#ifndef __LAN91XDXEHW_H__
-#define __LAN91XDXEHW_H__
-
-#include <Base.h>
-
-#define MakeRegister(Bank, Offset) (((Bank) << 8) | (Offset))
-#define RegisterToBank(Register) (((Register) >> 8) & 0x07)
-#define RegisterToOffset(Register) ((Register) & 0x0f)
-
-/*---------------------------------------------------------------------------------------------------------------------
-
- SMSC LAN91x Registers
-
----------------------------------------------------------------------------------------------------------------------*/
-#define LAN91X_BANK_OFFSET 0xe // Bank Select Register (all banks)
-
-#define LAN91X_TCR MakeRegister (0, 0x0) // Transmit Control Register
-#define LAN91X_EPHSR MakeRegister (0, 0x2) // EPH Status Register
-#define LAN91X_RCR MakeRegister (0, 0x4) // Receive Control Register
-#define LAN91X_ECR MakeRegister (0, 0x6) // Counter Register
-#define LAN91X_MIR MakeRegister (0, 0x8) // Memory Information Register
-#define LAN91X_RPCR MakeRegister (0, 0xa) // Receive/Phy Control Register
-
-#define LAN91X_CR MakeRegister (1, 0x0) // Configuration Register
-#define LAN91X_BAR MakeRegister (1, 0x2) // Base Address Register
-#define LAN91X_IAR0 MakeRegister (1, 0x4) // Individual Address Register 0
-#define LAN91X_IAR1 MakeRegister (1, 0x5) // Individual Address Register 1
-#define LAN91X_IAR2 MakeRegister (1, 0x6) // Individual Address Register 2
-#define LAN91X_IAR3 MakeRegister (1, 0x7) // Individual Address Register 3
-#define LAN91X_IAR4 MakeRegister (1, 0x8) // Individual Address Register 4
-#define LAN91X_IAR5 MakeRegister (1, 0x9) // Individual Address Register 5
-#define LAN91X_GPR MakeRegister (1, 0xa) // General Purpose Register
-#define LAN91X_CTR MakeRegister (1, 0xc) // Control Register
-
-#define LAN91X_MMUCR MakeRegister (2, 0x0) // MMU Command Register
-#define LAN91X_PNR MakeRegister (2, 0x2) // Packet Number Register
-#define LAN91X_ARR MakeRegister (2, 0x3) // Allocation Result Register
-#define LAN91X_FIFO MakeRegister (2, 0x4) // FIFO Ports Register
-#define LAN91X_PTR MakeRegister (2, 0x6) // Pointer Register
-#define LAN91X_DATA0 MakeRegister (2, 0x8) // Data Register 0
-#define LAN91X_DATA1 MakeRegister (2, 0x9) // Data Register 1
-#define LAN91X_DATA2 MakeRegister (2, 0xa) // Data Register 2
-#define LAN91X_DATA3 MakeRegister (2, 0xb) // Data Register 3
-#define LAN91X_IST MakeRegister (2, 0xc) // Interrupt Status Register
-#define LAN91X_MSK MakeRegister (2, 0xd) // Interrupt Mask Register
-
-#define LAN91X_MT0 MakeRegister (3, 0x0) // Multicast Table Register 0
-#define LAN91X_MT1 MakeRegister (3, 0x1) // Multicast Table Register 1
-#define LAN91X_MT2 MakeRegister (3, 0x2) // Multicast Table Register 2
-#define LAN91X_MT3 MakeRegister (3, 0x3) // Multicast Table Register 3
-#define LAN91X_MT4 MakeRegister (3, 0x4) // Multicast Table Register 4
-#define LAN91X_MT5 MakeRegister (3, 0x5) // Multicast Table Register 5
-#define LAN91X_MT6 MakeRegister (3, 0x6) // Multicast Table Register 6
-#define LAN91X_MT7 MakeRegister (3, 0x7) // Multicast Table Register 7
-#define LAN91X_MGMT MakeRegister (3, 0x8) // Management Interface Register
-#define LAN91X_REV MakeRegister (3, 0xa) // Revision Register
-#define LAN91X_RCV MakeRegister (3, 0xc) // RCV Register
-
-// Transmit Control Register Bits
-#define TCR_TXENA BIT0
-#define TCR_LOOP BIT1
-#define TCR_FORCOL BIT2
-#define TCR_PAD_EN BIT7
-#define TCR_NOCRC BIT8
-#define TCR_MON_CSN BIT10
-#define TCR_FDUPLX BIT11
-#define TCR_STP_SQET BIT12
-#define TCR_EPH_LOOP BIT13
-#define TCR_SWFDUP BIT15
-
-#define TCR_DEFAULT (TCR_TXENA | TCR_PAD_EN)
-#define TCR_CLEAR 0x0
-
-// EPH Status Register Bits
-#define EPHSR_TX_SUC BIT0
-#define EPHSR_SNGLCOL BIT1
-#define EPHSR_MULCOL BIT2
-#define EPHSR_LTX_MULT BIT3
-#define EPHSR_16COL BIT4
-#define EPHSR_SQET BIT5
-#define EPHSR_LTX_BRD BIT6
-#define EPHSR_TX_DEFR BIT7
-#define EPHSR_LATCOL BIT9
-#define EPHSR_LOST_CARR BIT10
-#define EPHSR_EXC_DEF BIT11
-#define EPHSR_CTR_ROL BIT12
-#define EPHSR_LINK_OK BIT14
-
-// Receive Control Register Bits
-#define RCR_RX_ABORT BIT0
-#define RCR_PRMS BIT1
-#define RCR_ALMUL BIT2
-#define RCR_RXEN BIT8
-#define RCR_STRIP_CRC BIT9
-#define RCR_ABORT_ENB BIT13
-#define RCR_FILT_CAR BIT14
-#define RCR_SOFT_RST BIT15
-
-#define RCR_DEFAULT (RCR_STRIP_CRC | RCR_RXEN)
-#define RCR_CLEAR 0x0
-
-// Receive/Phy Control Register Bits
-#define RPCR_LS0B BIT2
-#define RPCR_LS1B BIT3
-#define RPCR_LS2B BIT4
-#define RPCR_LS0A BIT5
-#define RPCR_LS1A BIT6
-#define RPCR_LS2A BIT7
-#define RPCR_ANEG BIT11
-#define RPCR_DPLX BIT12
-#define RPCR_SPEED BIT13
-
-// Configuration Register Bits
-#define CR_EXT_PHY BIT9
-#define CR_GPCNTRL BIT10
-#define CR_NO_WAIT BIT12
-#define CR_EPH_POWER_EN BIT15
-
-#define CR_DEFAULT (CR_EPH_POWER_EN | CR_NO_WAIT)
-
-// Control Register Bits
-#define CTR_STORE BIT0
-#define CTR_RELOAD BIT1
-#define CTR_EEPROM_SEL BIT2
-#define CTR_TE_ENABLE BIT5
-#define CTR_CR_ENABLE BIT6
-#define CTR_LE_ENABLE BIT7
-#define CTR_AUTO_REL BIT11
-#define CTR_RCV_BAD BIT14
-
-#define CTR_RESERVED (BIT12 | BIT9 | BIT4)
-#define CTR_DEFAULT (CTR_RESERVED | CTR_AUTO_REL)
-
-// MMU Command Register Bits
-#define MMUCR_BUSY BIT0
-
-// MMU Command Register Operaction Codes
-#define MMUCR_OP_NOOP (0 << 5) // No operation
-#define MMUCR_OP_TX_ALLOC (1 << 5) // Allocate memory for TX
-#define MMUCR_OP_RESET_MMU (2 << 5) // Reset MMU to initial state
-#define MMUCR_OP_RX_POP (3 << 5) // Remove frame from top of RX FIFO
-#define MMUCR_OP_RX_POP_REL (4 << 5) // Remove and release frame from top of RX FIFO
-#define MMUCR_OP_RX_REL (5 << 5) // Release specific RX frame
-#define MMUCR_OP_TX_PUSH (6 << 5) // Enqueue packet number into TX FIFO
-#define MMUCR_OP_TX_RESET (7 << 5) // Reset TX FIFOs
-
-// Packet Number Register Bits
-#define PNR_PACKET (0x3f)
-
-// Allocation Result Register Bits
-#define ARR_PACKET (0x3f)
-#define ARR_FAILED BIT7
-
-// FIFO Ports Register Bits
-#define FIFO_TX_PACKET (0x003f)
-#define FIFO_TEMPTY BIT7
-#define FIFO_RX_PACKET (0x3f00)
-#define FIFO_REMPTY BIT15
-
-// Pointer Register Bits
-#define PTR_POINTER (0x07ff)
-#define PTR_NOT_EMPTY BIT11
-#define PTR_READ BIT13
-#define PTR_AUTO_INCR BIT14
-#define PTR_RCV BIT15
-
-// Interrupt Status and Mask Register Bits
-#define IST_RCV BIT0
-#define IST_TX BIT1
-#define IST_TX_EMPTY BIT2
-#define IST_ALLOC BIT3
-#define IST_RX_OVRN BIT4
-#define IST_EPH BIT5
-#define IST_MD BIT7
-
-// Management Interface
-#define MGMT_MDO BIT0
-#define MGMT_MDI BIT1
-#define MGMT_MCLK BIT2
-#define MGMT_MDOE BIT3
-#define MGMT_MSK_CRS100 BIT14
-
-// RCV Register
-#define RCV_MBO (0x1f)
-#define RCV_RCV_DISCRD BIT7
-
-// Packet RX Status word bits
-#define RX_MULTICAST BIT0
-#define RX_HASH (0x7e)
-#define RX_TOO_SHORT BIT10
-#define RX_TOO_LONG BIT11
-#define RX_ODD_FRAME BIT12
-#define RX_BAD_CRC BIT13
-#define RX_BROADCAST BIT14
-#define RX_ALGN_ERR BIT15
-
-// Packet Byte Count word bits
-#define BCW_COUNT (0x7fe)
-
-// Packet Control Word bits
-#define PCW_ODD_BYTE (0x00ff)
-#define PCW_CRC BIT12
-#define PCW_ODD BIT13
-
-/*---------------------------------------------------------------------------------------------------------------------
-
- SMSC PHY Registers
-
- Most of these should be common, as there is
- documented STANDARD for PHY registers!
-
----------------------------------------------------------------------------------------------------------------------*/
-//
-// PHY Register Numbers
-//
-#define PHY_INDEX_BASIC_CTRL 0
-#define PHY_INDEX_BASIC_STATUS 1
-#define PHY_INDEX_ID1 2
-#define PHY_INDEX_ID2 3
-#define PHY_INDEX_AUTO_NEG_ADVERT 4
-#define PHY_INDEX_AUTO_NEG_LINK_ABILITY 5
-
-#define PHY_INDEX_CONFIG1 16
-#define PHY_INDEX_CONFIG2 17
-#define PHY_INDEX_STATUS_OUTPUT 18
-#define PHY_INDEX_MASK 19
-
-
-// PHY control register bits
-#define PHYCR_COLL_TEST BIT7 // Collision test enable
-#define PHYCR_DUPLEX_MODE BIT8 // Set Duplex Mode
-#define PHYCR_RST_AUTO BIT9 // Restart Auto-Negotiation of Link abilities
-#define PHYCR_PD BIT11 // Power-Down switch
-#define PHYCR_AUTO_EN BIT12 // Auto-Negotiation Enable
-#define PHYCR_SPEED_SEL BIT13 // Link Speed Selection
-#define PHYCR_LOOPBK BIT14 // Set loopback mode
-#define PHYCR_RESET BIT15 // Do a PHY reset
-
-// PHY status register bits
-#define PHYSTS_EXT_CAP BIT0 // Extended Capabilities Register capability
-#define PHYSTS_JABBER BIT1 // Jabber condition detected
-#define PHYSTS_LINK_STS BIT2 // Link Status
-#define PHYSTS_AUTO_CAP BIT3 // Auto-Negotiation Capability
-#define PHYSTS_REMOTE_FAULT BIT4 // Remote fault detected
-#define PHYSTS_AUTO_COMP BIT5 // Auto-Negotiation Completed
-#define PHYSTS_10BASET_HDPLX BIT11 // 10Mbps Half-Duplex ability
-#define PHYSTS_10BASET_FDPLX BIT12 // 10Mbps Full-Duplex ability
-#define PHYSTS_100BASETX_HDPLX BIT13 // 100Mbps Half-Duplex ability
-#define PHYSTS_100BASETX_FDPLX BIT14 // 100Mbps Full-Duplex ability
-#define PHYSTS_100BASE_T4 BIT15 // Base T4 ability
-
-// PHY Auto-Negotiation advertisement
-#define PHYANA_SEL_MASK ((UINT32)0x1F) // Link type selector
-#define PHYANA_CSMA BIT0 // Advertise CSMA capability
-#define PHYANA_10BASET BIT5 // Advertise 10BASET capability
-#define PHYANA_10BASETFD BIT6 // Advertise 10BASET Full duplex capability
-#define PHYANA_100BASETX BIT7 // Advertise 100BASETX capability
-#define PHYANA_100BASETXFD BIT8 // Advertise 100 BASETX Full duplex capability
-#define PHYANA_100BASET4 BIT9 // Advertise 100 BASETX Full duplex capability
-#define PHYANA_PAUSE_OP_MASK (3 << 10) // Advertise PAUSE frame capability
-#define PHYANA_REMOTE_FAULT BIT13 // Remote fault detected
-
-#endif /* __LAN91XDXEHW_H__ */
diff --git a/EmbeddedPkg/EmbeddedPkg.dec b/EmbeddedPkg/EmbeddedPkg.dec index 11e9f4f..6ef070e 100644 --- a/EmbeddedPkg/EmbeddedPkg.dec +++ b/EmbeddedPkg/EmbeddedPkg.dec @@ -141,9 +141,6 @@ # duplex operation is suspected to be broken in the driver.
gEmbeddedTokenSpaceGuid.PcdLan9118NegotiationFeatureMask|0xFFFFFEBF|UINT32|0x00000028
- # LAN91x Ethernet Driver PCDs
- gEmbeddedTokenSpaceGuid.PcdLan91xDxeBaseAddress|0x0|UINT32|0x00000029
-
#
# Android FastBoot
#
|