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/** @file
Copyright (c) 2004 - 2007, 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.
Module name:
snp.h
Abstract:
Revision history:
**/
#ifndef _SNP_H
#define _SNP_H
#include <PiDxe.h>
#include <Protocol/SimpleNetwork.h>
#include <Protocol/PciIo.h>
#include <Protocol/NetworkInterfaceIdentifier.h>
#include <Protocol/DevicePath.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/BaseLib.h>
#include <Library/UefiLib.h>
#include <Library/MemoryAllocationLib.h>
#include <IndustryStandard/Pci22.h>
#define FOUR_GIGABYTES (UINT64) 0x100000000ULL
#define SNP_DRIVER_SIGNATURE EFI_SIGNATURE_32 ('s', 'n', 'd', 's')
#define MAX_MAP_LENGTH 100
#define PCI_BAR_IO_MASK 0x00000003
#define PCI_BAR_IO_MODE 0x00000001
#define PCI_BAR_MEM_MASK 0x0000000F
#define PCI_BAR_MEM_MODE 0x00000000
#define PCI_BAR_MEM_64BIT 0x00000004
typedef struct {
UINT32 Signature;
EFI_LOCK lock;
EFI_SIMPLE_NETWORK_PROTOCOL snp;
EFI_SIMPLE_NETWORK_MODE mode;
EFI_HANDLE device_handle;
EFI_DEVICE_PATH_PROTOCOL *device_path;
//
// Local instance data needed by SNP driver
//
// Pointer to S/W UNDI API entry point
// This will be NULL for H/W UNDI
//
EFI_STATUS (*issue_undi32_command) (UINT64 cdb);
BOOLEAN is_swundi;
//
// undi interface number, if one undi manages more nics
//
PXE_IFNUM if_num;
//
// Allocated tx/rx buffer that was passed to UNDI Initialize.
//
UINT32 tx_rx_bufsize;
VOID *tx_rx_buffer;
//
// mappable buffers for receive and fill header for undi3.0
// these will be used if the user buffers are above 4GB limit (instead of
// mapping the user buffers)
//
UINT8 *receive_buf;
VOID *ReceiveBufUnmap;
UINT8 *fill_hdr_buf;
VOID *FillHdrBufUnmap;
EFI_PCI_IO_PROTOCOL *IoFncs;
UINT8 IoBarIndex;
UINT8 MemoryBarIndex;
//
// Buffers for command descriptor block, command parameter block
// and data block.
//
PXE_CDB cdb;
VOID *cpb;
VOID *CpbUnmap;
VOID *db;
//
// UNDI structure, we need to remember the init info for a long time!
//
PXE_DB_GET_INIT_INFO init_info;
VOID *SnpDriverUnmap;
//
// when ever we map an address, we must remember it's address and the un-map
// cookie so that we can unmap later
//
struct s_map_list {
EFI_PHYSICAL_ADDRESS virt;
VOID *map_cookie;
} map_list[MAX_MAP_LENGTH];
}
SNP_DRIVER;
#define EFI_SIMPLE_NETWORK_DEV_FROM_THIS(a) CR (a, SNP_DRIVER, snp, SNP_DRIVER_SIGNATURE)
//
// Global Variables
//
extern EFI_COMPONENT_NAME_PROTOCOL gSimpleNetworkComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gSimpleNetworkComponentName2;
//
// Virtual to physical mapping for all UNDI 3.0s.
//
extern struct s_v2p {
struct s_v2p *next;
VOID *vaddr;
UINTN bsize;
EFI_PHYSICAL_ADDRESS paddr;
VOID *unmap;
}
*_v2p;
EFI_STATUS
add_v2p (
struct s_v2p **v2p,
EFI_PCI_IO_PROTOCOL_OPERATION type,
VOID *vaddr,
UINTN bsize
)
;
EFI_STATUS
find_v2p (
struct s_v2p **v2p,
VOID *vaddr
)
;
EFI_STATUS
del_v2p (
VOID *vaddr
)
;
extern
VOID
snp_undi32_callback_block_30 (
IN UINT32 Enable
)
;
extern
VOID
snp_undi32_callback_delay_30 (
IN UINT64 MicroSeconds
)
;
extern
VOID
snp_undi32_callback_memio_30 (
IN UINT8 ReadOrWrite,
IN UINT8 NumBytes,
IN UINT64 MemOrPortAddress,
IN OUT UINT64 BufferPtr
)
;
extern
VOID
snp_undi32_callback_v2p_30 (
IN UINT64 CpuAddr,
IN OUT UINT64 DeviceAddrPtr
)
;
extern
VOID
snp_undi32_callback_block (
IN UINT64 UniqueId,
IN UINT32 Enable
)
;
extern
VOID
snp_undi32_callback_delay (
IN UINT64 UniqueId,
IN UINT64 MicroSeconds
)
;
extern
VOID
snp_undi32_callback_memio (
IN UINT64 UniqueId,
IN UINT8 ReadOrWrite,
IN UINT8 NumBytes,
IN UINT64 MemOrPortAddr,
IN OUT UINT64 BufferPtr
)
;
extern
VOID
snp_undi32_callback_map (
IN UINT64 UniqueId,
IN UINT64 CpuAddr,
IN UINT32 NumBytes,
IN UINT32 Direction,
IN OUT UINT64 DeviceAddrPtr
)
;
extern
VOID
snp_undi32_callback_unmap (
IN UINT64 UniqueId,
IN UINT64 CpuAddr,
IN UINT32 NumBytes,
IN UINT32 Direction,
IN UINT64 DeviceAddr // not a pointer to device address
)
;
extern
VOID
snp_undi32_callback_sync (
IN UINT64 UniqueId,
IN UINT64 CpuAddr,
IN UINT32 NumBytes,
IN UINT32 Direction,
IN UINT64 DeviceAddr // not a pointer to device address
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_start (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_stop (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_initialize (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this,
IN UINTN extra_rx_buffer_size OPTIONAL,
IN UINTN extra_tx_buffer_size OPTIONAL
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_reset (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this,
IN BOOLEAN ExtendedVerification
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_shutdown (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_receive_filters (
IN EFI_SIMPLE_NETWORK_PROTOCOL * this,
IN UINT32 enable,
IN UINT32 disable,
IN BOOLEAN reset_mcast_filter,
IN UINTN mcast_filter_count OPTIONAL,
IN EFI_MAC_ADDRESS * mcast_filter OPTIONAL
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_station_address (
IN EFI_SIMPLE_NETWORK_PROTOCOL * this,
IN BOOLEAN reset,
IN EFI_MAC_ADDRESS *new OPTIONAL
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_statistics (
IN EFI_SIMPLE_NETWORK_PROTOCOL * this,
IN BOOLEAN reset,
IN OUT UINTN *statistics_size OPTIONAL,
IN OUT EFI_NETWORK_STATISTICS * statistics_table OPTIONAL
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_mcast_ip_to_mac (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this,
IN BOOLEAN IPv6,
IN EFI_IP_ADDRESS *IP,
OUT EFI_MAC_ADDRESS *MAC
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_nvdata (
IN EFI_SIMPLE_NETWORK_PROTOCOL *this,
IN BOOLEAN read_write,
IN UINTN offset,
IN UINTN buffer_size,
IN OUT VOID *buffer
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_get_status (
IN EFI_SIMPLE_NETWORK_PROTOCOL * this,
OUT UINT32 *interrupt_status OPTIONAL,
OUT VOID **tx_buffer OPTIONAL
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_transmit (
IN EFI_SIMPLE_NETWORK_PROTOCOL * this,
IN UINTN header_size,
IN UINTN buffer_size,
IN VOID *buffer,
IN EFI_MAC_ADDRESS * src_addr OPTIONAL,
IN EFI_MAC_ADDRESS * dest_addr OPTIONAL,
IN UINT16 *protocol OPTIONAL
)
;
extern
EFI_STATUS
EFIAPI
snp_undi32_receive (
IN EFI_SIMPLE_NETWORK_PROTOCOL * this,
OUT UINTN *header_size OPTIONAL,
IN OUT UINTN *buffer_size,
OUT VOID *buffer,
OUT EFI_MAC_ADDRESS * src_addr OPTIONAL,
OUT EFI_MAC_ADDRESS * dest_addr OPTIONAL,
OUT UINT16 *protocol OPTIONAL
)
;
typedef
EFI_STATUS
(*issue_undi32_command) (
UINT64 cdb
);
typedef
VOID
(*ptr) (
VOID
);
/**
Install all the driver protocol
@param ImageHandle Driver image handle
@param SystemTable System services table
@retval EFI_SUCEESS Initialization routine has found UNDI hardware, loaded it's
ROM, and installed a notify event for the Network
Indentifier Interface Protocol successfully.
@retval Other Return value from HandleProtocol for DeviceIoProtocol or
LoadedImageProtocol
**/
EFI_STATUS
EFIAPI
InitializeSnpNiiDriver (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
;
#define SNP_MEM_PAGES(x) (((x) - 1) / 4096 + 1)
#endif /* _SNP_H */
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