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SNP driver for ASIX Electronics AX88772 found in SMC Networks SMC2209 USB/Ethernet 10/100 adapter.

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Signed-off-by: lpleahy
Contributed-by: Intel


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13348 6f19259b-4bc3-4df7-8a09-765794883524
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lpleahy 2012-05-22 17:08:33 +00:00
parent 9dfbd9de51
commit 8dde1f6e95
6 changed files with 4513 additions and 0 deletions
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OptionRomPkg/Bus/Usb/UsbNetworking/Ax88772/Ax88772.c Normal file
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/** @file
Definitions for ASIX AX88772 Ethernet adapter.
Copyright (c) 2011, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _AX88772_H_
#define _AX88772_H_
#include <Uefi.h>
#include <Guid/EventGroup.h>
#include <Guid/NicIp4ConfigNvData.h>
#include <IndustryStandard/Pci.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/DevicePathLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/UefiRuntimeLib.h>
#include <Protocol/DevicePath.h>
#include <Protocol/LoadedImage.h>
#include <Protocol/NetworkInterfaceIdentifier.h>
#include <Protocol/SimpleNetwork.h>
#include <Protocol/UsbIo.h>
//------------------------------------------------------------------------------
// Macros
//------------------------------------------------------------------------------
#if defined(_MSC_VER) /* Handle Microsoft VC++ compiler specifics. */
#define DBG_ENTER() DEBUG (( DEBUG_INFO, "Entering " __FUNCTION__ "\n" )) ///< Display routine entry
#define DBG_EXIT() DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ "\n" )) ///< Display routine exit
#define DBG_EXIT_DEC(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: %d\n", Status )) ///< Display routine exit with decimal value
#define DBG_EXIT_HEX(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: 0x%08x\n", Status )) ///< Display routine exit with hex value
#define DBG_EXIT_STATUS(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: %r\n", Status )) ///< Display routine exit with status value
#define DBG_EXIT_TF(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", returning %s\n", (FALSE == Status) ? L"FALSE" : L"TRUE" )) ///< Display routine with TRUE/FALSE value
#else // _MSC_VER
#define DBG_ENTER() ///< Display routine entry
#define DBG_EXIT() ///< Display routine exit
#define DBG_EXIT_DEC(Status) ///< Display routine exit with decimal value
#define DBG_EXIT_HEX(Status) ///< Display routine exit with hex value
#define DBG_EXIT_STATUS(Status) ///< Display routine exit with status value
#define DBG_EXIT_TF(Status) ///< Display routine with TRUE/FALSE value
#endif // _MSC_VER
#define USB_IS_IN_ENDPOINT(EndPointAddr) (((EndPointAddr) & BIT7) != 0) ///< Return TRUE/FALSE for IN direction
#define USB_IS_OUT_ENDPOINT(EndPointAddr) (((EndPointAddr) & BIT7) == 0) ///< Return TRUE/FALSE for OUT direction
#define USB_IS_BULK_ENDPOINT(Attribute) (((Attribute) & (BIT0 | BIT1)) == USB_ENDPOINT_BULK) ///< Return TRUE/FALSE for BULK type
#define USB_IS_INTERRUPT_ENDPOINT(Attribute) (((Attribute) & (BIT0 | BIT1)) == USB_ENDPOINT_INTERRUPT) ///< Return TRUE/FALSE for INTERRUPT type
//------------------------------------------------------------------------------
// Constants
//------------------------------------------------------------------------------
#define DEBUG_RX_BROADCAST 0x40000000 ///< Display RX broadcast messages
#define DEBUG_RX_MULTICAST 0x20000000 ///< Display RX multicast messages
#define DEBUG_RX_UNICAST 0x10000000 ///< Display RX unicast messages
#define DEBUG_MAC_ADDRESS 0x08000000 ///< Display the MAC address
#define DEBUG_LINK 0x04000000 ///< Display the link status
#define DEBUG_TX 0x02000000 ///< Display the TX messages
#define DEBUG_PHY 0x01000000 ///< Display the PHY register values
#define DEBUG_SROM 0x00800000 ///< Display the SROM contents
#define DEBUG_TIMER 0x00400000 ///< Display the timer routine entry/exit
#define DEBUG_TPL 0x00200000 ///< Display the timer routine entry/exit
#define AX88772_MAX_PKT_SIZE ( 2048 - 4 ) ///< Maximum packet size
#define ETHERNET_HEADER_SIZE sizeof ( ETHERNET_HEADER ) ///< Size in bytes of the Ethernet header
#define MIN_ETHERNET_PKT_SIZE 60 ///< Minimum packet size including Ethernet header
#define MAX_ETHERNET_PKT_SIZE 1500 ///< Ethernet spec 3.1.1: Minimum packet size
#define USB_NETWORK_CLASS 0x09 ///< USB Network class code
#define USB_BUS_TIMEOUT 1000 ///< USB timeout in milliseconds
#define TIMER_MSEC 20 ///< Polling interval for the NIC
#define TPL_AX88772 TPL_CALLBACK ///< TPL for routine synchronization
/**
Verify new TPL value
This macro which is enabled when debug is enabled verifies that
the new TPL value is >= the current TPL value.
**/
#ifdef VERIFY_TPL
#undef VERIFY_TPL
#endif // VERIFY_TPL
#if !defined(MDEPKG_NDEBUG)
#define VERIFY_TPL(tpl) \
{ \
EFI_TPL PreviousTpl; \
\
PreviousTpl = gBS->RaiseTPL ( TPL_HIGH_LEVEL ); \
gBS->RestoreTPL ( PreviousTpl ); \
if ( PreviousTpl > tpl ) { \
DEBUG (( DEBUG_ERROR, "Current TPL: %d, New TPL: %d\r\n", PreviousTpl, tpl )); \
ASSERT ( PreviousTpl <= tpl ); \
} \
}
#else // MDEPKG_NDEBUG
#define VERIFY_TPL(tpl)
#endif // MDEPKG_NDEBUG
//------------------------------------------------------------------------------
// Hardware Definition
//------------------------------------------------------------------------------
#define DEV_SIGNATURE SIGNATURE_32 ('A','X','8','8') ///< Signature of data structures in memory
#define VENDOR_ID 0x0b95 ///< Vendor ID for Asix
#define PRODUCT_ID 0x7720 ///< Product ID for the AX88772 USB 10/100 Ethernet controller
#define RESET_MSEC 1000 ///< Reset duration
#define PHY_RESET_MSEC 500 ///< PHY reset duration
//
// RX Control register
//
#define RXC_PRO 0x0001 ///< Receive all packets
#define RXC_AMALL 0x0002 ///< Receive all multicast packets
#define RXC_SEP 0x0004 ///< Save error packets
#define RXC_AB 0x0008 ///< Receive broadcast packets
#define RXC_AM 0x0010 ///< Use multicast destination address hash table
#define RXC_AP 0x0020 ///< Accept physical address from Multicast Filter
#define RXC_SO 0x0080 ///< Start operation
#define RXC_MFB 0x0300 ///< Maximum frame burst
#define RXC_MFB_2048 0 ///< Maximum frame size: 2048 bytes
#define RXC_MFB_4096 0x0100 ///< Maximum frame size: 4096 bytes
#define RXC_MFB_8192 0x0200 ///< Maximum frame size: 8192 bytes
#define RXC_MFB_16384 0x0300 ///< Maximum frame size: 16384 bytes
//
// Medium Status register
//
#define MS_FD 0x0002 ///< Full duplex
#define MS_ONE 0x0004 ///< Must be one
#define MS_RFC 0x0010 ///< RX flow control enable
#define MS_TFC 0x0020 ///< TX flow control enable
#define MS_PF 0x0080 ///< Pause frame enable
#define MS_RE 0x0100 ///< Receive enable
#define MS_PS 0x0200 ///< Port speed 1=100, 0=10 Mbps
#define MS_SBP 0x0800 ///< Stop back pressure
#define MS_SM 0x1000 ///< Super MAC support
//
// Software PHY Select register
//
#define SPHY_PSEL 0x01 ///< Select internal PHY
#define SPHY_ASEL 0x02 ///< 1=Auto select, 0=Manual select
//
// Software Reset register
//
#define SRR_RR 0x01 ///< Clear receive frame length error
#define SRR_RT 0x02 ///< Clear transmit frame length error
#define SRR_PRTE 0x04 ///< External PHY reset pin tri-state enable
#define SRR_PRL 0x08 ///< External PHY reset pin level
#define SRR_BZ 0x10 ///< Force Bulk to return zero length packet
#define SRR_IPRL 0x20 ///< Internal PHY reset control
#define SRR_IPPD 0x40 ///< Internal PHY power down
//
// PHY ID values
//
#define PHY_ID_INTERNAL 0x0010 ///< Internal PHY
//
// USB Commands
//
#define CMD_PHY_ACCESS_SOFTWARE 0x06 ///< Software in control of PHY
#define CMD_PHY_REG_READ 0x07 ///< Read PHY register, Value: PHY, Index: Register, Data: Register value
#define CMD_PHY_REG_WRITE 0x08 ///< Write PHY register, Value: PHY, Index: Register, Data: New 16-bit value
#define CMD_PHY_ACCESS_HARDWARE 0x0a ///< Hardware in control of PHY
#define CMD_SROM_READ 0x0b ///< Read SROM register: Value: Address, Data: Value
#define CMD_RX_CONTROL_WRITE 0x10 ///< Set the RX control register, Value: New value
#define CMD_GAPS_WRITE 0x12 ///< Write the gaps register, Value: New value
#define CMD_MAC_ADDRESS_READ 0x13 ///< Read the MAC address, Data: 6 byte MAC address
#define CMD_MAC_ADDRESS_WRITE 0x14 ///< Set the MAC address, Data: New 6 byte MAC address
#define CMD_MULTICAST_HASH_WRITE 0x16 ///< Write the multicast hash table, Data: New 8 byte value
#define CMD_MEDIUM_STATUS_READ 0x1a ///< Read medium status register, Data: Register value
#define CMD_MEDIUM_STATUS_WRITE 0x1b ///< Write medium status register, Value: New value
#define CMD_RESET 0x20 ///< Reset register, Value: New value
#define CMD_PHY_SELECT 0x22 ///< PHY select register, Value: New value
//------------------------------
// USB Endpoints
//------------------------------
#define CONTROL_ENDPOINT 0 ///< Control endpoint
#define INTERRUPT_ENDPOINT 1 ///< Interrupt endpoint
#define BULK_IN_ENDPOINT 2 ///< Receive endpoint
#define BULK_OUT_ENDPOINT 3 ///< Transmit endpoint
//------------------------------
// PHY Registers
//------------------------------
#define PHY_BMCR 0 ///< Control register
#define PHY_BMSR 1 ///< Status register
#define PHY_ANAR 4 ///< Autonegotiation advertisement register
#define PHY_ANLPAR 5 ///< Autonegotiation link parter ability register
#define PHY_ANER 6 ///< Autonegotiation expansion register
// BMCR - Register 0
#define BMCR_RESET 0x8000 ///< 1 = Reset the PHY, bit clears after reset
#define BMCR_LOOPBACK 0x4000 ///< 1 = Loopback enabled
#define BMCR_100MBPS 0x2000 ///< 100 Mbits/Sec
#define BMCR_10MBPS 0 ///< 10 Mbits/Sec
#define BMCR_AUTONEGOTIATION_ENABLE 0x1000 ///< 1 = Enable autonegotiation
#define BMCR_POWER_DOWN 0x0800 ///< 1 = Power down
#define BMCR_ISOLATE 0x0400 ///< 0 = Isolate PHY
#define BMCR_RESTART_AUTONEGOTIATION 0x0200 ///< 1 = Restart autonegotiation
#define BMCR_FULL_DUPLEX 0x0100 ///< Full duplex operation
#define BMCR_HALF_DUPLEX 0 ///< Half duplex operation
#define BMCR_COLLISION_TEST 0x0080 ///< 1 = Collision test enabled
// BSMR - Register 1
#define BMSR_100BASET4 0x8000 ///< 1 = 100BASE-T4 mode
#define BMSR_100BASETX_FDX 0x4000 ///< 1 = 100BASE-TX full duplex
#define BMSR_100BASETX_HDX 0x2000 ///< 1 = 100BASE-TX half duplex
#define BMSR_10BASET_FDX 0x1000 ///< 1 = 10BASE-T full duplex
#define BMSR_10BASET_HDX 0x0800 ///< 1 = 10BASE-T half duplex
#define BMSR_MF 0x0040 ///< 1 = PHY accepts frames with preamble suppressed
#define BMSR_AUTONEG_CMPLT 0x0020 ///< 1 = Autonegotiation complete
#define BMSR_RF 0x0010 ///< 1 = Remote fault
#define BMSR_AUTONEG 0x0008 ///< 1 = Able to perform autonegotiation
#define BMSR_LINKST 0x0004 ///< 1 = Link up
#define BMSR_JABBER_DETECT 0x0002 ///< 1 = jabber condition detected
#define BMSR_EXTENDED_CAPABILITY 0x0001 ///< 1 = Extended register capable
// ANAR and ANLPAR Registers 4, 5
#define AN_NP 0x8000 ///< 1 = Next page available
#define AN_ACK 0x4000 ///< 1 = Link partner acknowledged
#define AN_RF 0x2000 ///< 1 = Remote fault indicated by link partner
#define AN_FCS 0x0400 ///< 1 = Flow control ability
#define AN_T4 0x0200 ///< 1 = 100BASE-T4 support
#define AN_TX_FDX 0x0100 ///< 1 = 100BASE-TX Full duplex
#define AN_TX_HDX 0x0080 ///< 1 = 100BASE-TX support
#define AN_10_FDX 0x0040 ///< 1 = 10BASE-T Full duplex
#define AN_10_HDX 0x0020 ///< 1 = 10BASE-T support
#define AN_CSMA_CD 0x0001 ///< 1 = IEEE 802.3 CSMA/CD support
//------------------------------------------------------------------------------
// Data Types
//------------------------------------------------------------------------------
/**
Ethernet header layout
IEEE 802.3-2002 Part 3 specification, section 3.1.1.
**/
#pragma pack(1)
typedef struct {
UINT8 dest_addr[PXE_HWADDR_LEN_ETHER]; ///< Destination LAN address
UINT8 src_addr[PXE_HWADDR_LEN_ETHER]; ///< Source LAN address
UINT16 type; ///< Protocol or length
} ETHERNET_HEADER;
#pragma pack()
/**
Receive and Transmit packet structure
**/
#pragma pack(1)
typedef struct _RX_TX_PACKET {
struct _RX_TX_PACKET * pNext; ///< Next receive packet
UINT16 Length; ///< Packet length
UINT16 LengthBar; ///< Complement of the length
UINT8 Data[ AX88772_MAX_PKT_SIZE ]; ///< Received packet data
} RX_TX_PACKET;
#pragma pack()
/**
AX88772 control structure
The driver uses this structure to manage the Asix AX88772 10/100
Ethernet controller.
**/
typedef struct {
UINTN Signature; ///< Structure identification
//
// USB data
//
EFI_HANDLE Controller; ///< Controller handle
EFI_USB_IO_PROTOCOL * pUsbIo; ///< USB driver interface
//
// Simple network protocol data
//
EFI_SIMPLE_NETWORK_PROTOCOL SimpleNetwork; ///< Driver's network stack interface
EFI_SIMPLE_NETWORK_MODE SimpleNetworkData; ///< Data for simple network
//
// Ethernet controller data
//
BOOLEAN bInitialized; ///< Controller initialized
VOID * pTxBuffer; ///< Last transmit buffer
UINT16 PhyId; ///< PHY ID
//
// Link state
//
BOOLEAN b100Mbps; ///< Current link speed, FALSE = 10 Mbps
BOOLEAN bComplete; ///< Current state of auto-negotiation
BOOLEAN bFullDuplex; ///< Current duplex
BOOLEAN bLinkUp; ///< Current link state
BOOLEAN bLinkIdle; ///< TRUE = No received traffic
EFI_EVENT Timer; ///< Timer to monitor link state and receive packets
UINTN PollCount; ///< Number of times the autonegotiation status was polled
//
// Receive buffer list
//
RX_TX_PACKET * pRxHead; ///< Head of receive packet list
RX_TX_PACKET * pRxTail; ///< Tail of receive packet list
RX_TX_PACKET * pRxFree; ///< Free packet list
INT32 MulticastHash[2]; ///< Hash table for multicast destination addresses
} NIC_DEVICE;
#define DEV_FROM_SIMPLE_NETWORK(a) CR (a, NIC_DEVICE, SimpleNetwork, DEV_SIGNATURE) ///< Locate NIC_DEVICE from Simple Network Protocol
//------------------------------------------------------------------------------
// Simple Network Protocol
//------------------------------------------------------------------------------
/**
Reset the network adapter.
Resets a network adapter and reinitializes it with the parameters that
were provided in the previous call to Initialize (). The transmit and
receive queues are cleared. Receive filters, the station address, the
statistics, and the multicast-IP-to-HW MAC addresses are not reset by
this call.
This routine calls ::Ax88772Reset to perform the adapter specific
reset operation. This routine also starts the link negotiation
by calling ::Ax88772NegotiateLinkStart.
@param [in] pSimpleNetwork Protocol instance pointer
@param [in] bExtendedVerification Indicates that the driver may perform a more
exhaustive verification operation of the device
during reset.
@retval EFI_SUCCESS This operation was successful.
@retval EFI_NOT_STARTED The network interface was not started.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
@retval EFI_UNSUPPORTED The increased buffer size feature is not supported.
**/
EFI_STATUS
EFIAPI
SN_Reset (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork,
IN BOOLEAN bExtendedVerification
);
/**
Initialize the simple network protocol.
This routine calls ::Ax88772MacAddressGet to obtain the
MAC address.
@param [in] pNicDevice NIC_DEVICE_INSTANCE pointer
@retval EFI_SUCCESS Setup was successful
**/
EFI_STATUS
SN_Setup (
IN NIC_DEVICE * pNicDevice
);
/**
This routine starts the network interface.
@param [in] pSimpleNetwork Protocol instance pointer
@retval EFI_SUCCESS This operation was successful.
@retval EFI_ALREADY_STARTED The network interface was already started.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
@retval EFI_UNSUPPORTED The increased buffer size feature is not supported.
**/
EFI_STATUS
EFIAPI
SN_Start (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork
);
/**
Set the MAC address.
This function modifies or resets the current station address of a
network interface. If Reset is TRUE, then the current station address
is set ot the network interface's permanent address. If Reset if FALSE
then the current station address is changed to the address specified by
pNew.
This routine calls ::Ax88772MacAddressSet to update the MAC address
in the network adapter.
@param [in] pSimpleNetwork Protocol instance pointer
@param [in] bReset Flag used to reset the station address to the
network interface's permanent address.
@param [in] pNew New station address to be used for the network
interface.
@retval EFI_SUCCESS This operation was successful.
@retval EFI_NOT_STARTED The network interface was not started.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
@retval EFI_UNSUPPORTED The increased buffer size feature is not supported.
**/
EFI_STATUS
EFIAPI
SN_StationAddress (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork,
IN BOOLEAN bReset,
IN EFI_MAC_ADDRESS * pNew
);
/**
This function resets or collects the statistics on a network interface.
If the size of the statistics table specified by StatisticsSize is not
big enough for all of the statistics that are collected by the network
interface, then a partial buffer of statistics is returned in
StatisticsTable.
@param [in] pSimpleNetwork Protocol instance pointer
@param [in] bReset Set to TRUE to reset the statistics for the network interface.
@param [in, out] pStatisticsSize On input the size, in bytes, of StatisticsTable. On output
the size, in bytes, of the resulting table of statistics.
@param [out] pStatisticsTable A pointer to the EFI_NETWORK_STATISTICS structure that
conains the statistics.
@retval EFI_SUCCESS This operation was successful.
@retval EFI_NOT_STARTED The network interface was not started.
@retval EFI_BUFFER_TOO_SMALL The pStatisticsTable is NULL or the buffer is too small.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
@retval EFI_UNSUPPORTED The increased buffer size feature is not supported.
**/
EFI_STATUS
EFIAPI
SN_Statistics (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork,
IN BOOLEAN bReset,
IN OUT UINTN * pStatisticsSize,
OUT EFI_NETWORK_STATISTICS * pStatisticsTable
);
/**
This function stops a network interface. This call is only valid
if the network interface is in the started state.
@param [in] pSimpleNetwork Protocol instance pointer
@retval EFI_SUCCESS This operation was successful.
@retval EFI_NOT_STARTED The network interface was not started.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
@retval EFI_UNSUPPORTED The increased buffer size feature is not supported.
**/
EFI_STATUS
EFIAPI
SN_Stop (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork
);
/**
This function releases the memory buffers assigned in the Initialize() call.
Pending transmits and receives are lost, and interrupts are cleared and disabled.
After this call, only Initialize() and Stop() calls may be used.
@param [in] pSimpleNetwork Protocol instance pointer
@retval EFI_SUCCESS This operation was successful.
@retval EFI_NOT_STARTED The network interface was not started.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
@retval EFI_UNSUPPORTED The increased buffer size feature is not supported.
**/
EFI_STATUS
EFIAPI
SN_Shutdown (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork
);
/**
Send a packet over the network.
This function places the packet specified by Header and Buffer on
the transmit queue. This function performs a non-blocking transmit
operation. When the transmit is complete, the buffer is returned
via the GetStatus() call.
This routine calls ::Ax88772Rx to empty the network adapter of
receive packets. The routine then passes the transmit packet
to the network adapter.
@param [in] pSimpleNetwork Protocol instance pointer
@param [in] HeaderSize The size, in bytes, of the media header to be filled in by
the Transmit() function. If HeaderSize is non-zero, then
it must be equal to SimpleNetwork->Mode->MediaHeaderSize
and DestAddr and Protocol parameters must not be NULL.
@param [in] BufferSize The size, in bytes, of the entire packet (media header and
data) to be transmitted through the network interface.
@param [in] pBuffer A pointer to the packet (media header followed by data) to
to be transmitted. This parameter can not be NULL. If
HeaderSize is zero, then the media header is Buffer must
already be filled in by the caller. If HeaderSize is nonzero,
then the media header will be filled in by the Transmit()
function.
@param [in] pSrcAddr The source HW MAC address. If HeaderSize is zero, then
this parameter is ignored. If HeaderSize is nonzero and
SrcAddr is NULL, then SimpleNetwork->Mode->CurrentAddress
is used for the source HW MAC address.
@param [in] pDestAddr The destination HW MAC address. If HeaderSize is zero, then
this parameter is ignored.
@param [in] pProtocol The type of header to build. If HeaderSize is zero, then
this parameter is ignored.
@retval EFI_SUCCESS This operation was successful.
@retval EFI_NOT_STARTED The network interface was not started.
@retval EFI_NOT_READY The network interface is too busy to accept this transmit request.
@retval EFI_BUFFER_TOO_SMALL The BufferSize parameter is too small.
@retval EFI_INVALID_PARAMETER pSimpleNetwork parameter was NULL or did not point to a valid
EFI_SIMPLE_NETWORK_PROTOCOL structure.
@retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
**/
EFI_STATUS
EFIAPI
SN_Transmit (
IN EFI_SIMPLE_NETWORK_PROTOCOL * pSimpleNetwork,
IN UINTN HeaderSize,
IN UINTN BufferSize,
IN VOID * pBuffer,
IN EFI_MAC_ADDRESS * pSrcAddr,
IN EFI_MAC_ADDRESS * pDestAddr,
IN UINT16 * pProtocol
);
//------------------------------------------------------------------------------
// Support Routines
//------------------------------------------------------------------------------
/**
Get the MAC address
This routine calls ::Ax88772UsbCommand to request the MAC
address from the network adapter.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [out] pMacAddress Address of a six byte buffer to receive the MAC address.
@retval EFI_SUCCESS The MAC address is available.
@retval other The MAC address is not valid.
**/
EFI_STATUS
Ax88772MacAddressGet (
IN NIC_DEVICE * pNicDevice,
OUT UINT8 * pMacAddress
);
/**
Set the MAC address
This routine calls ::Ax88772UsbCommand to set the MAC address
in the network adapter.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] pMacAddress Address of a six byte buffer to containing the new MAC address.
@retval EFI_SUCCESS The MAC address was set.
@retval other The MAC address was not set.
**/
EFI_STATUS
Ax88772MacAddressSet (
IN NIC_DEVICE * pNicDevice,
IN UINT8 * pMacAddress
);
/**
Clear the multicast hash table
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
**/
VOID
Ax88772MulticastClear (
IN NIC_DEVICE * pNicDevice
);
/**
Enable a multicast address in the multicast hash table
This routine calls ::Ax88772Crc to compute the hash bit for
this MAC address.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] pMacAddress Address of a six byte buffer to containing the MAC address.
**/
VOID
Ax88772MulticastSet (
IN NIC_DEVICE * pNicDevice,
IN UINT8 * pMacAddress
);
/**
Start the link negotiation
This routine calls ::Ax88772PhyWrite to start the PHY's link
negotiation.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@retval EFI_SUCCESS The link negotiation was started.
@retval other Failed to start the link negotiation.
**/
EFI_STATUS
Ax88772NegotiateLinkStart (
IN NIC_DEVICE * pNicDevice
);
/**
Complete the negotiation of the PHY link
This routine calls ::Ax88772PhyRead to determine if the
link negotiation is complete.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in, out] pPollCount Address of number of times this routine was polled
@param [out] pbComplete Address of boolean to receive complate status.
@param [out] pbLinkUp Address of boolean to receive link status, TRUE=up.
@param [out] pbHiSpeed Address of boolean to receive link speed, TRUE=100Mbps.
@param [out] pbFullDuplex Address of boolean to receive link duplex, TRUE=full.
@retval EFI_SUCCESS The MAC address is available.
@retval other The MAC address is not valid.
**/
EFI_STATUS
Ax88772NegotiateLinkComplete (
IN NIC_DEVICE * pNicDevice,
IN OUT UINTN * pPollCount,
OUT BOOLEAN * pbComplete,
OUT BOOLEAN * pbLinkUp,
OUT BOOLEAN * pbHiSpeed,
OUT BOOLEAN * pbFullDuplex
);
/**
Read a register from the PHY
This routine calls ::Ax88772UsbCommand to read a PHY register.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] RegisterAddress Number of the register to read.
@param [in, out] pPhyData Address of a buffer to receive the PHY register value
@retval EFI_SUCCESS The PHY data is available.
@retval other The PHY data is not valid.
**/
EFI_STATUS
Ax88772PhyRead (
IN NIC_DEVICE * pNicDevice,
IN UINT8 RegisterAddress,
IN OUT UINT16 * pPhyData
);
/**
Write to a PHY register
This routine calls ::Ax88772UsbCommand to write a PHY register.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] RegisterAddress Number of the register to read.
@param [in] PhyData Address of a buffer to receive the PHY register value
@retval EFI_SUCCESS The PHY data was written.
@retval other Failed to wwrite the PHY register.
**/
EFI_STATUS
Ax88772PhyWrite (
IN NIC_DEVICE * pNicDevice,
IN UINT8 RegisterAddress,
IN UINT16 PhyData
);
/**
Reset the AX88772
This routine uses ::Ax88772UsbCommand to reset the network
adapter. This routine also uses ::Ax88772PhyWrite to reset
the PHY.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@retval EFI_SUCCESS The MAC address is available.
@retval other The MAC address is not valid.
**/
EFI_STATUS
Ax88772Reset (
IN NIC_DEVICE * pNicDevice
);
/**
Receive a frame from the network.
This routine polls the USB receive interface for a packet. If a packet
is available, this routine adds the receive packet to the list of
pending receive packets.
This routine calls ::Ax88772NegotiateLinkComplete to verify
that the link is up. This routine also calls ::SN_Reset to
reset the network adapter when necessary. Finally this
routine attempts to receive one or more packets from the
network adapter.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] bUpdateLink TRUE = Update link status
**/
VOID
Ax88772Rx (
IN NIC_DEVICE * pNicDevice,
IN BOOLEAN bUpdateLink
);
/**
Enable or disable the receiver
This routine calls ::Ax88772UsbCommand to update the
receiver state. This routine also calls ::Ax88772MacAddressSet
to establish the MAC address for the network adapter.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] RxFilter Simple network RX filter mask value
@retval EFI_SUCCESS The MAC address was set.
@retval other The MAC address was not set.
**/
EFI_STATUS
Ax88772RxControl (
IN NIC_DEVICE * pNicDevice,
IN UINT32 RxFilter
);
/**
Read an SROM location
This routine calls ::Ax88772UsbCommand to read data from the
SROM.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] Address SROM address
@param [out] pData Buffer to receive the data
@retval EFI_SUCCESS The read was successful
@retval other The read failed
**/
EFI_STATUS
Ax88772SromRead (
IN NIC_DEVICE * pNicDevice,
IN UINT32 Address,
OUT UINT16 * pData
);
/**
This routine is called at a regular interval to poll for
receive packets.
This routine polls the link state and gets any receive packets
by calling ::Ax88772Rx.
@param [in] Event Timer event
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
**/
VOID
Ax88772Timer (
IN EFI_EVENT Event,
IN NIC_DEVICE * pNicDevice
);
/**
Send a command to the USB device.
@param [in] pNicDevice Pointer to the NIC_DEVICE structure
@param [in] pRequest Pointer to the request structure
@param [in, out] pBuffer Data buffer address
@retval EFI_SUCCESS The USB transfer was successful
@retval other The USB transfer failed
**/
EFI_STATUS
Ax88772UsbCommand (
IN NIC_DEVICE * pNicDevice,
IN USB_DEVICE_REQUEST * pRequest,
IN OUT VOID * pBuffer
);
//------------------------------------------------------------------------------
// EFI Component Name Protocol Support
//------------------------------------------------------------------------------
extern EFI_COMPONENT_NAME_PROTOCOL gComponentName; ///< Component name protocol declaration
extern EFI_COMPONENT_NAME2_PROTOCOL gComponentName2; ///< Component name 2 protocol declaration
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param [in] pThis A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param [in] pLanguage A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param [out] ppDriverName A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
GetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL * pThis,
IN CHAR8 * pLanguage,
OUT CHAR16 ** ppDriverName
);
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param [in] pThis A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param [in] ControllerHandle The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param [in] ChildHandle The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param [in] pLanguage A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param [out] ppControllerName A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
GetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL * pThis,
IN EFI_HANDLE ControllerHandle,
IN OPTIONAL EFI_HANDLE ChildHandle,
IN CHAR8 * pLanguage,
OUT CHAR16 ** ppControllerName
);
//------------------------------------------------------------------------------
#endif // _AX88772_H_

72
OptionRomPkg/Bus/Usb/UsbNetworking/Ax88772/Ax88772.inf Normal file
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#/** @file
# Component description file for ASIX AX88772 USB/Ethernet driver.
#
# This module provides support for the ASIX AX88772 USB/Ethernet adapter.
# Copyright (c) 2011, Intel Corporation
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
#**/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = Ax88772
FILE_GUID = B15239D6-6A01-4808-A0F7-B7F20F073555
MODULE_TYPE = DXE_RUNTIME_DRIVER
VERSION_STRING = 1.0
ENTRY_POINT = EntryPoint
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
#
[Sources.common]
Ax88772.h
Ax88772.c
ComponentName.c
DriverBinding.c
SimpleNetwork.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
UefiLib
UefiBootServicesTableLib
BaseMemoryLib
DebugLib
UefiRuntimeLib
UefiDriverEntryPoint
[Protocols]
gEfiDevicePathProtocolGuid
gEfiSimpleNetworkProtocolGuid
gEfiUsbIoProtocolGuid ## TO_START
[Guids]
gEfiEventExitBootServicesGuid ## PRODUCES ## Event
gEfiEventVirtualAddressChangeGuid ## PRODUCES ## Event
gEfiNicIp4ConfigVariableGuid
[Depex]
gEfiBdsArchProtocolGuid AND
gEfiCpuArchProtocolGuid AND
gEfiMetronomeArchProtocolGuid AND
gEfiMonotonicCounterArchProtocolGuid AND
gEfiRealTimeClockArchProtocolGuid AND
gEfiResetArchProtocolGuid AND
gEfiRuntimeArchProtocolGuid AND
gEfiSecurityArchProtocolGuid AND
gEfiTimerArchProtocolGuid AND
gEfiVariableWriteArchProtocolGuid AND
gEfiVariableArchProtocolGuid AND
gEfiWatchdogTimerArchProtocolGuid

184
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/** @file
UEFI Component Name(2) protocol implementation.
Copyright (c) 2011, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "Ax88772.h"
/**
EFI Component Name Protocol declaration
**/
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gComponentName = {
GetDriverName,
GetControllerName,
"eng"
};
/**
EFI Component Name 2 Protocol declaration
**/
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gComponentName2 = {
(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) GetDriverName,
(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) GetControllerName,
"en"
};
/**
Driver name table declaration
**/
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE
mDriverNameTable[] = {
{"eng;en", L"AX88772 Ethernet Driver"},
{NULL, NULL}
};
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param [in] pThis A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param [in] pLanguage A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param [out] ppDriverName A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
GetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL * pThis,
IN CHAR8 * pLanguage,
OUT CHAR16 ** ppDriverName
)
{
EFI_STATUS Status;
DBG_ENTER ( );
Status = LookupUnicodeString2 (
pLanguage,
pThis->SupportedLanguages,
mDriverNameTable,
ppDriverName,
(BOOLEAN)(pThis == &gComponentName)
);
DBG_EXIT_HEX ( Status );
return Status;
}
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param [in] pThis A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param [in] ControllerHandle The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param [in] ChildHandle The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param [in] pLanguage A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param [out] ppControllerName A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
GetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL * pThis,
IN EFI_HANDLE ControllerHandle,
IN OPTIONAL EFI_HANDLE ChildHandle,
IN CHAR8 * pLanguage,
OUT CHAR16 ** ppControllerName
)
{
EFI_STATUS Status;
DBG_ENTER ( );
//
// Set the controller name
//
*ppControllerName = L"AX88772 10/100 Ethernet";
Status = EFI_SUCCESS;
//
// Return the operation status
//
DBG_EXIT_HEX ( Status );
return Status;
}

526
OptionRomPkg/Bus/Usb/UsbNetworking/Ax88772/DriverBinding.c Normal file
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/** @file
Implement the driver binding protocol for Asix AX88772 Ethernet driver.
Copyright (c) 2011, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "Ax88772.h"
/**
Verify the controller type
@param [in] pThis Protocol instance pointer.
@param [in] Controller Handle of device to test.
@param [in] pRemainingDevicePath Not used.
@retval EFI_SUCCESS This driver supports this device.
@retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
DriverSupported (
IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL * pRemainingDevicePath
)
{
EFI_USB_DEVICE_DESCRIPTOR Device;
EFI_USB_IO_PROTOCOL * pUsbIo;
EFI_STATUS Status;
//
// Connect to the USB stack
//
Status = gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
(VOID **) &pUsbIo,
pThis->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (!EFI_ERROR ( Status )) {
//
// Get the interface descriptor to check the USB class and find a transport
// protocol handler.
//
Status = pUsbIo->UsbGetDeviceDescriptor ( pUsbIo, &Device );
if (!EFI_ERROR ( Status )) {
//
// Validate the adapter
//
if (( VENDOR_ID != Device.IdVendor )
|| ( PRODUCT_ID != Device.IdProduct )) {
Status = EFI_UNSUPPORTED;
}
}
//
// Done with the USB stack
//
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
pThis->DriverBindingHandle,
Controller
);
}
//
// Return the device supported status
//
return Status;
}
/**
Start this driver on Controller by opening UsbIo and DevicePath protocols.
Initialize PXE structures, create a copy of the Controller Device Path with the
NIC's MAC address appended to it, install the NetworkInterfaceIdentifier protocol
on the newly created Device Path.
@param [in] pThis Protocol instance pointer.
@param [in] Controller Handle of device to work with.
@param [in] pRemainingDevicePath Not used, always produce all possible children.
@retval EFI_SUCCESS This driver is added to Controller.
@retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
DriverStart (
IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL * pRemainingDevicePath
)
{
EFI_STATUS Status;
NIC_DEVICE * pNicDevice;
UINTN LengthInBytes;
DBG_ENTER ( );
//
// Allocate the device structure
//
LengthInBytes = sizeof ( *pNicDevice );
Status = gBS->AllocatePool (
EfiRuntimeServicesData,
LengthInBytes,
(VOID **) &pNicDevice
);
if ( !EFI_ERROR ( Status )) {
DEBUG (( DEBUG_POOL | DEBUG_INIT,
"0x%08x: Allocate pNicDevice, %d bytes\r\n",
pNicDevice,
sizeof ( *pNicDevice )));
//
// Set the structure signature
//
ZeroMem ( pNicDevice, LengthInBytes );
pNicDevice->Signature = DEV_SIGNATURE;
//
// Connect to the USB I/O protocol
//
Status = gBS->OpenProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
(VOID **) &pNicDevice->pUsbIo,
pThis->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if ( !EFI_ERROR ( Status )) {
//
// Allocate the necessary events
//
Status = gBS->CreateEvent ( EVT_TIMER,
TPL_AX88772,
(EFI_EVENT_NOTIFY)Ax88772Timer,
pNicDevice,
(VOID **)&pNicDevice->Timer );
if ( !EFI_ERROR ( Status )) {
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"0x%08x: Allocated timer\r\n",
pNicDevice->Timer ));
//
// Initialize the simple network protocol
//
pNicDevice->Controller = Controller;
SN_Setup ( pNicDevice );
//
// Start the timer
//
Status = gBS->SetTimer ( pNicDevice->Timer,
TimerPeriodic,
TIMER_MSEC );
if ( !EFI_ERROR ( Status )) {
//
// Install both the simple network and device path protocols.
//
Status = gBS->InstallMultipleProtocolInterfaces (
&Controller,
&gEfiCallerIdGuid,
pNicDevice,
&gEfiSimpleNetworkProtocolGuid,
&pNicDevice->SimpleNetwork,
NULL
);
if ( !EFI_ERROR ( Status )) {
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Installed: gEfiCallerIdGuid on 0x%08x\r\n",
Controller ));
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Installed: gEfiSimpleNetworkProtocolGuid on 0x%08x\r\n",
Controller ));
DBG_EXIT_STATUS ( Status );
return Status;
}
DEBUG (( DEBUG_ERROR | DEBUG_INIT | DEBUG_INFO,
"ERROR - Failed to install gEfiSimpleNetworkProtocol on 0x%08x\r\n",
Controller ));
}
else {
DEBUG (( DEBUG_ERROR | DEBUG_INIT | DEBUG_INFO,
"ERROR - Failed to start the timer, Status: %r\r\n",
Status ));
}
}
else {
DEBUG (( DEBUG_ERROR | DEBUG_INIT | DEBUG_INFO,
"ERROR - Failed to create timer event, Status: %r\r\n",
Status ));
}
//
// Done with the USB stack
//
gBS->CloseProtocol (
Controller,
&gEfiUsbIoProtocolGuid,
pThis->DriverBindingHandle,
Controller
);
}
//
// Done with the device
//
gBS->FreePool ( pNicDevice );
}
//
// Display the driver start status
//
DBG_EXIT_STATUS ( Status );
return Status;
}
/**
Stop this driver on Controller by removing NetworkInterfaceIdentifier protocol and
closing the DevicePath and PciIo protocols on Controller.
@param [in] pThis Protocol instance pointer.
@param [in] Controller Handle of device to stop driver on.
@param [in] NumberOfChildren How many children need to be stopped.
@param [in] pChildHandleBuffer Not used.
@retval EFI_SUCCESS This driver is removed Controller.
@retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.
@retval other This driver was not removed from this device.
**/
EFI_STATUS
EFIAPI
DriverStop (
IN EFI_DRIVER_BINDING_PROTOCOL * pThis,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE * pChildHandleBuffer
)
{
NIC_DEVICE * pNicDevice;
EFI_STATUS Status;
DBG_ENTER ( );
//
// Determine if this driver is already attached
//
Status = gBS->OpenProtocol (
Controller,
&gEfiCallerIdGuid,
(VOID **) &pNicDevice,
pThis->DriverBindingHandle,
Controller,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if ( !EFI_ERROR ( Status )) {
//
// AX88772 driver is no longer running on this device
//
gBS->UninstallMultipleProtocolInterfaces (
Controller,
&gEfiSimpleNetworkProtocolGuid,
&pNicDevice->SimpleNetwork,
&gEfiCallerIdGuid,
pNicDevice,
NULL );
DEBUG (( DEBUG_POOL | DEBUG_INIT,
"Removed: gEfiSimpleNetworkProtocolGuid from 0x%08x\r\n",
Controller ));
DEBUG (( DEBUG_POOL | DEBUG_INIT,
"Removed: gEfiCallerIdGuid from 0x%08x\r\n",
Controller ));
//
// Stop the timer
//
if ( NULL != pNicDevice->Timer ) {
gBS->SetTimer ( pNicDevice->Timer, TimerCancel, 0 );
gBS->CloseEvent ( pNicDevice->Timer );
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"0x%08x: Released timer\r\n",
pNicDevice->Timer ));
}
//
// Done with the device context
//
DEBUG (( DEBUG_POOL | DEBUG_INIT,
"0x%08x: Free pNicDevice, %d bytes\r\n",
pNicDevice,
sizeof ( *pNicDevice )));
gBS->FreePool ( pNicDevice );
}
//
// Return the shutdown status
//
DBG_EXIT_STATUS ( Status );
return Status;
}
/**
Driver binding protocol declaration
**/
EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
DriverSupported,
DriverStart,
DriverStop,
0xa,
NULL,
NULL
};
/**
Ax88772 driver unload routine.
@param [in] ImageHandle Handle for the image.
@retval EFI_SUCCESS Image may be unloaded
**/
EFI_STATUS
EFIAPI
DriverUnload (
IN EFI_HANDLE ImageHandle
)
{
UINTN BufferSize;
UINTN Index;
UINTN Max;
EFI_HANDLE * pHandle;
EFI_STATUS Status;
//
// Determine which devices are using this driver
//
BufferSize = 0;
pHandle = NULL;
Status = gBS->LocateHandle (
ByProtocol,
&gEfiCallerIdGuid,
NULL,
&BufferSize,
NULL );
if ( EFI_BUFFER_TOO_SMALL == Status ) {
for ( ; ; ) {
//
// One or more block IO devices are present
//
Status = gBS->AllocatePool (
EfiRuntimeServicesData,
BufferSize,
(VOID **) &pHandle
);
if ( EFI_ERROR ( Status )) {
DEBUG (( DEBUG_ERROR | DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Insufficient memory, failed handle buffer allocation\r\n" ));
break;
}
//
// Locate the block IO devices
//
Status = gBS->LocateHandle (
ByProtocol,
&gEfiCallerIdGuid,
NULL,
&BufferSize,
pHandle );
if ( EFI_ERROR ( Status )) {
//
// Error getting handles
//
DEBUG (( DEBUG_ERROR | DEBUG_INIT | DEBUG_INFO,
"Failure getting Telnet handles\r\n" ));
break;
}
//
// Remove any use of the driver
//
Max = BufferSize / sizeof ( pHandle[ 0 ]);
for ( Index = 0; Max > Index; Index++ ) {
Status = DriverStop ( &gDriverBinding,
pHandle[ Index ],
0,
NULL );
if ( EFI_ERROR ( Status )) {
DEBUG (( DEBUG_WARN | DEBUG_INIT | DEBUG_INFO,
"WARNING - Failed to shutdown the driver on handle %08x\r\n", pHandle[ Index ]));
break;
}
}
break;
}
}
else {
if ( EFI_NOT_FOUND == Status ) {
//
// No devices were found
//
Status = EFI_SUCCESS;
}
}
//
// Free the handle array
//
if ( NULL != pHandle ) {
gBS->FreePool ( pHandle );
}
//
// Remove the protocols installed by the EntryPoint routine.
//
if ( !EFI_ERROR ( Status )) {
gBS->UninstallMultipleProtocolInterfaces (
ImageHandle,
&gEfiDriverBindingProtocolGuid,
&gDriverBinding,
&gEfiComponentNameProtocolGuid,
&gComponentName,
&gEfiComponentName2ProtocolGuid,
&gComponentName2,
NULL
);
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Removed: gEfiComponentName2ProtocolGuid from 0x%08x\r\n",
ImageHandle ));
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Removed: gEfiComponentNameProtocolGuid from 0x%08x\r\n",
ImageHandle ));
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Removed: gEfiDriverBindingProtocolGuid from 0x%08x\r\n",
ImageHandle ));
}
//
// Return the unload status
//
return Status;
}
/**
Ax88772 driver entry point.
@param [in] ImageHandle Handle for the image.
@param [in] pSystemTable Address of the system table.
@retval EFI_SUCCESS Image successfully loaded.
**/
EFI_STATUS
EFIAPI
EntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE * pSystemTable
)
{
EFI_LOADED_IMAGE_PROTOCOL * pLoadedImage;
EFI_STATUS Status;
DBG_ENTER ( );
//
// Enable unload support
//
Status = gBS->HandleProtocol (
gImageHandle,
&gEfiLoadedImageProtocolGuid,
(VOID **)&pLoadedImage
);
if (!EFI_ERROR (Status)) {
pLoadedImage->Unload = DriverUnload;
}
//
// Add the driver to the list of drivers
//
Status = EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
pSystemTable,
&gDriverBinding,
ImageHandle,
&gComponentName,
&gComponentName2
);
ASSERT_EFI_ERROR (Status);
if ( !EFI_ERROR ( Status )) {
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Installed: gEfiDriverBindingProtocolGuid on 0x%08x\r\n",
ImageHandle ));
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Installed: gEfiComponentNameProtocolGuid on 0x%08x\r\n",
ImageHandle ));
DEBUG (( DEBUG_POOL | DEBUG_INIT | DEBUG_INFO,
"Installed: gEfiComponentName2ProtocolGuid on 0x%08x\r\n",
ImageHandle ));
}
DBG_EXIT_STATUS ( Status );
return Status;
}

1496
OptionRomPkg/Bus/Usb/UsbNetworking/Ax88772/SimpleNetwork.c Normal file
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