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- #ifndef _IPXE_EFI_SNP_H
- #define _IPXE_EFI_SNP_H
-
- /** @file
- *
- * iPXE EFI SNP interface
- *
- */
-
- #include <ipxe/list.h>
- #include <ipxe/netdevice.h>
- #include <ipxe/efi/efi.h>
- #include <ipxe/efi/Protocol/SimpleNetwork.h>
- #include <ipxe/efi/Protocol/NetworkInterfaceIdentifier.h>
- #include <ipxe/efi/Protocol/ComponentName2.h>
- #include <ipxe/efi/Protocol/DevicePath.h>
- #include <ipxe/efi/Protocol/HiiConfigAccess.h>
- #include <ipxe/efi/Protocol/HiiDatabase.h>
- #include <ipxe/efi/Protocol/LoadFile.h>
-
- /** An SNP device */
- struct efi_snp_device {
- /** List of SNP devices */
- struct list_head list;
- /** The underlying iPXE network device */
- struct net_device *netdev;
- /** The underlying EFI PCI device */
- struct efi_pci_device *efipci;
- /** EFI device handle */
- EFI_HANDLE handle;
- /** The SNP structure itself */
- EFI_SIMPLE_NETWORK_PROTOCOL snp;
- /** The SNP "mode" (parameters) */
- EFI_SIMPLE_NETWORK_MODE mode;
- /** Started flag */
- int started;
- /** Outstanding TX packet count (via "interrupt status")
- *
- * Used in order to generate TX completions.
- */
- unsigned int tx_count_interrupts;
- /** Outstanding TX packet count (via "recycled tx buffers")
- *
- * Used in order to generate TX completions.
- */
- unsigned int tx_count_txbufs;
- /** Outstanding RX packet count (via "interrupt status") */
- unsigned int rx_count_interrupts;
- /** Outstanding RX packet count (via WaitForPacket event) */
- unsigned int rx_count_events;
- /** The network interface identifier */
- EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL nii;
- /** Component name protocol */
- EFI_COMPONENT_NAME2_PROTOCOL name2;
- /** Load file protocol handle */
- EFI_LOAD_FILE_PROTOCOL load_file;
- /** HII configuration access protocol */
- EFI_HII_CONFIG_ACCESS_PROTOCOL hii;
- /** HII package list */
- EFI_HII_PACKAGE_LIST_HEADER *package_list;
- /** HII handle */
- EFI_HII_HANDLE hii_handle;
- /** Device name */
- wchar_t name[ sizeof ( ( ( struct net_device * ) NULL )->name ) ];
- /** Driver name */
- wchar_t driver_name[16];
- /** Controller name */
- wchar_t controller_name[32];
- /** The device path
- *
- * This field is variable in size and must appear at the end
- * of the structure.
- */
- EFI_DEVICE_PATH_PROTOCOL path;
- };
-
- extern int efi_snp_hii_install ( struct efi_snp_device *snpdev );
- extern void efi_snp_hii_uninstall ( struct efi_snp_device *snpdev );
- extern struct efi_snp_device * last_opened_snpdev ( void );
- extern void efi_snp_claim ( void );
- extern void efi_snp_release ( void );
-
- #endif /* _IPXE_EFI_SNP_H */
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