[efi] Split SNP HII functionality into a separate file
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
parent
0fd29e15b5
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68
src/include/ipxe/efi/efi_snp.h
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68
src/include/ipxe/efi/efi_snp.h
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@ -0,0 +1,68 @@
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#ifndef _IPXE_EFI_SNP_H
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#define _IPXE_EFI_SNP_H
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/** @file
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*
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* iPXE EFI SNP interface
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*
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*/
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#include <ipxe/list.h>
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#include <ipxe/netdevice.h>
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#include <ipxe/efi/efi.h>
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#include <ipxe/efi/Protocol/SimpleNetwork.h>
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#include <ipxe/efi/Protocol/NetworkInterfaceIdentifier.h>
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#include <ipxe/efi/Protocol/DevicePath.h>
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#include <ipxe/efi/Protocol/HiiConfigAccess.h>
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#include <ipxe/efi/Protocol/HiiDatabase.h>
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/** An SNP device */
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struct efi_snp_device {
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/** List of SNP devices */
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struct list_head list;
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/** The underlying iPXE network device */
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struct net_device *netdev;
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/** The underlying EFI PCI device */
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struct efi_pci_device *efipci;
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/** EFI device handle */
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EFI_HANDLE handle;
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/** The SNP structure itself */
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EFI_SIMPLE_NETWORK_PROTOCOL snp;
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/** The SNP "mode" (parameters) */
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EFI_SIMPLE_NETWORK_MODE mode;
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/** Outstanding TX packet count (via "interrupt status")
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*
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* Used in order to generate TX completions.
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*/
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unsigned int tx_count_interrupts;
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/** Outstanding TX packet count (via "recycled tx buffers")
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*
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* Used in order to generate TX completions.
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*/
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unsigned int tx_count_txbufs;
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/** Outstanding RX packet count (via "interrupt status") */
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unsigned int rx_count_interrupts;
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/** Outstanding RX packet count (via WaitForPacket event) */
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unsigned int rx_count_events;
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/** The network interface identifier */
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EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL nii;
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/** HII configuration access protocol */
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EFI_HII_CONFIG_ACCESS_PROTOCOL hii;
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/** HII package list */
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EFI_HII_PACKAGE_LIST_HEADER *package_list;
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/** HII handle */
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EFI_HII_HANDLE hii_handle;
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/** Device name */
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wchar_t name[ sizeof ( ( ( struct net_device * ) NULL )->name ) ];
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/** The device path
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*
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* This field is variable in size and must appear at the end
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* of the structure.
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*/
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EFI_DEVICE_PATH_PROTOCOL path;
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};
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extern int efi_snp_hii_install ( struct efi_snp_device *snpdev );
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extern void efi_snp_hii_uninstall ( struct efi_snp_device *snpdev );
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#endif /* _IPXE_EFI_SNP_H */
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@ -263,6 +263,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
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#define ERRFILE_validator ( ERRFILE_OTHER | 0x002e0000 )
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#define ERRFILE_ocsp ( ERRFILE_OTHER | 0x002f0000 )
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#define ERRFILE_nslookup ( ERRFILE_OTHER | 0x00300000 )
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#define ERRFILE_efi_snp_hii ( ERRFILE_OTHER | 0x00310000 )
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/** @} */
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@ -32,65 +32,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
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#include <ipxe/efi/efi_pci.h>
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#include <ipxe/efi/efi_driver.h>
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#include <ipxe/efi/efi_strings.h>
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#include <ipxe/efi/efi_hii.h>
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#include <ipxe/efi/Protocol/SimpleNetwork.h>
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#include <ipxe/efi/Protocol/NetworkInterfaceIdentifier.h>
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#include <ipxe/efi/Protocol/DevicePath.h>
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#include <ipxe/efi/Protocol/HiiConfigAccess.h>
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#include <ipxe/efi/Protocol/HiiDatabase.h>
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#include <config/general.h>
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/** @file
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*
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* iPXE EFI SNP interface
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*
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*/
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/** An SNP device */
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struct efi_snp_device {
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/** List of SNP devices */
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struct list_head list;
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/** The underlying iPXE network device */
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struct net_device *netdev;
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/** The underlying EFI PCI device */
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struct efi_pci_device *efipci;
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/** EFI device handle */
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EFI_HANDLE handle;
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/** The SNP structure itself */
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EFI_SIMPLE_NETWORK_PROTOCOL snp;
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/** The SNP "mode" (parameters) */
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EFI_SIMPLE_NETWORK_MODE mode;
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/** Outstanding TX packet count (via "interrupt status")
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*
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* Used in order to generate TX completions.
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*/
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unsigned int tx_count_interrupts;
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/** Outstanding TX packet count (via "recycled tx buffers")
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*
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* Used in order to generate TX completions.
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*/
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unsigned int tx_count_txbufs;
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/** Outstanding RX packet count (via "interrupt status") */
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unsigned int rx_count_interrupts;
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/** Outstanding RX packet count (via WaitForPacket event) */
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unsigned int rx_count_events;
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/** The network interface identifier */
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EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL nii;
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/** HII configuration access protocol */
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EFI_HII_CONFIG_ACCESS_PROTOCOL hii;
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/** HII package list */
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EFI_HII_PACKAGE_LIST_HEADER *package_list;
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/** HII handle */
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EFI_HII_HANDLE hii_handle;
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/** Device name */
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wchar_t name[ sizeof ( ( ( struct net_device * ) NULL )->name ) ];
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/** The device path
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*
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* This field is variable in size and must appear at the end
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* of the structure.
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*/
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EFI_DEVICE_PATH_PROTOCOL path;
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};
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#include <ipxe/efi/efi_snp.h>
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/** EFI simple network protocol GUID */
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static EFI_GUID efi_simple_network_protocol_guid
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@ -759,336 +701,6 @@ static EFI_SIMPLE_NETWORK_PROTOCOL efi_snp_device_snp = {
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.Receive = efi_snp_receive,
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};
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/******************************************************************************
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*
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* Human Interface Infrastructure
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*
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******************************************************************************
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*/
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/** EFI configuration access protocol GUID */
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static EFI_GUID efi_hii_config_access_protocol_guid
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= EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID;
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/** EFI HII database protocol */
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static EFI_HII_DATABASE_PROTOCOL *efihii;
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EFI_REQUIRE_PROTOCOL ( EFI_HII_DATABASE_PROTOCOL, &efihii );
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/** Local base GUID used for our EFI SNP formset */
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#define EFI_SNP_FORMSET_GUID_BASE \
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{ 0xc4f84019, 0x6dfd, 0x4a27, \
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{ 0x9b, 0x94, 0xb7, 0x2e, 0x1f, 0xbc, 0xad, 0xca } }
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/** Form identifiers used for our EFI SNP HII */
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enum efi_snp_hii_form_id {
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EFI_SNP_FORM = 0x0001, /**< The only form */
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};
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/** String identifiers used for our EFI SNP HII */
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enum efi_snp_hii_string_id {
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/* Language name */
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EFI_SNP_LANGUAGE_NAME = 0x0001,
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/* Formset */
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EFI_SNP_FORMSET_TITLE, EFI_SNP_FORMSET_HELP,
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/* Product name */
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EFI_SNP_PRODUCT_PROMPT, EFI_SNP_PRODUCT_HELP, EFI_SNP_PRODUCT_TEXT,
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/* Version */
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EFI_SNP_VERSION_PROMPT, EFI_SNP_VERSION_HELP, EFI_SNP_VERSION_TEXT,
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/* Driver */
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EFI_SNP_DRIVER_PROMPT, EFI_SNP_DRIVER_HELP, EFI_SNP_DRIVER_TEXT,
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/* Device */
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EFI_SNP_DEVICE_PROMPT, EFI_SNP_DEVICE_HELP, EFI_SNP_DEVICE_TEXT,
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/* End of list */
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EFI_SNP_MAX_STRING_ID
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};
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/** EFI SNP formset */
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struct efi_snp_formset {
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EFI_HII_PACKAGE_HEADER Header;
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EFI_IFR_FORM_SET_TYPE(2) FormSet;
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EFI_IFR_GUID_CLASS Class;
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EFI_IFR_GUID_SUBCLASS SubClass;
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EFI_IFR_FORM Form;
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EFI_IFR_TEXT ProductText;
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EFI_IFR_TEXT VersionText;
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EFI_IFR_TEXT DriverText;
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EFI_IFR_TEXT DeviceText;
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EFI_IFR_END EndForm;
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EFI_IFR_END EndFormSet;
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} __attribute__ (( packed )) efi_snp_formset = {
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.Header = {
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.Length = sizeof ( efi_snp_formset ),
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.Type = EFI_HII_PACKAGE_FORMS,
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},
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.FormSet = EFI_IFR_FORM_SET ( EFI_SNP_FORMSET_GUID_BASE,
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EFI_SNP_FORMSET_TITLE,
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EFI_SNP_FORMSET_HELP,
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typeof ( efi_snp_formset.FormSet ),
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EFI_HII_PLATFORM_SETUP_FORMSET_GUID,
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EFI_HII_IBM_UCM_COMPLIANT_FORMSET_GUID ),
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.Class = EFI_IFR_GUID_CLASS ( EFI_NETWORK_DEVICE_CLASS ),
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.SubClass = EFI_IFR_GUID_SUBCLASS ( 0x03 ),
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.Form = EFI_IFR_FORM ( EFI_SNP_FORM, EFI_SNP_FORMSET_TITLE ),
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.ProductText = EFI_IFR_TEXT ( EFI_SNP_PRODUCT_PROMPT,
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EFI_SNP_PRODUCT_HELP,
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EFI_SNP_PRODUCT_TEXT ),
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.VersionText = EFI_IFR_TEXT ( EFI_SNP_VERSION_PROMPT,
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EFI_SNP_VERSION_HELP,
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EFI_SNP_VERSION_TEXT ),
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.DriverText = EFI_IFR_TEXT ( EFI_SNP_DRIVER_PROMPT,
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EFI_SNP_DRIVER_HELP,
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EFI_SNP_DRIVER_TEXT ),
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.DeviceText = EFI_IFR_TEXT ( EFI_SNP_DEVICE_PROMPT,
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EFI_SNP_DEVICE_HELP,
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EFI_SNP_DEVICE_TEXT ),
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.EndForm = EFI_IFR_END(),
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.EndFormSet = EFI_IFR_END(),
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};
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/**
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* Generate EFI SNP string
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*
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* @v wbuf Buffer
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* @v swlen Size of buffer (in wide characters)
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* @v snpdev SNP device
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* @ret wlen Length of string (in wide characters)
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*/
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static int efi_snp_string ( wchar_t *wbuf, ssize_t swlen,
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enum efi_snp_hii_string_id id,
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struct efi_snp_device *snpdev ) {
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struct net_device *netdev = snpdev->netdev;
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struct device *dev = netdev->dev;
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switch ( id ) {
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case EFI_SNP_LANGUAGE_NAME:
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return efi_ssnprintf ( wbuf, swlen, "English" );
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case EFI_SNP_FORMSET_TITLE:
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return efi_ssnprintf ( wbuf, swlen, "%s (%s)",
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( PRODUCT_NAME[0] ?
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PRODUCT_NAME : PRODUCT_SHORT_NAME ),
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netdev_addr ( netdev ) );
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case EFI_SNP_FORMSET_HELP:
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return efi_ssnprintf ( wbuf, swlen,
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"Configure " PRODUCT_SHORT_NAME );
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case EFI_SNP_PRODUCT_PROMPT:
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return efi_ssnprintf ( wbuf, swlen, "Name" );
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case EFI_SNP_PRODUCT_HELP:
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return efi_ssnprintf ( wbuf, swlen, "Firmware product name" );
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case EFI_SNP_PRODUCT_TEXT:
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return efi_ssnprintf ( wbuf, swlen, "%s",
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( PRODUCT_NAME[0] ?
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PRODUCT_NAME : PRODUCT_SHORT_NAME ) );
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case EFI_SNP_VERSION_PROMPT:
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return efi_ssnprintf ( wbuf, swlen, "Version" );
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case EFI_SNP_VERSION_HELP:
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return efi_ssnprintf ( wbuf, swlen, "Firmware version" );
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case EFI_SNP_VERSION_TEXT:
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return efi_ssnprintf ( wbuf, swlen, VERSION );
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case EFI_SNP_DRIVER_PROMPT:
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return efi_ssnprintf ( wbuf, swlen, "Driver" );
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case EFI_SNP_DRIVER_HELP:
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return efi_ssnprintf ( wbuf, swlen, "Firmware driver" );
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case EFI_SNP_DRIVER_TEXT:
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return efi_ssnprintf ( wbuf, swlen, "%s", dev->driver_name );
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case EFI_SNP_DEVICE_PROMPT:
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return efi_ssnprintf ( wbuf, swlen, "Device" );
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case EFI_SNP_DEVICE_HELP:
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return efi_ssnprintf ( wbuf, swlen, "Hardware device" );
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case EFI_SNP_DEVICE_TEXT:
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return efi_ssnprintf ( wbuf, swlen, "%s", dev->name );
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default:
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assert ( 0 );
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return 0;
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}
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}
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/**
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* Generate EFI SNP string package
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*
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* @v strings String package header buffer
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* @v max_len Buffer length
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* @v snpdev SNP device
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* @ret len Length of string package
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*/
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static int efi_snp_strings ( EFI_HII_STRING_PACKAGE_HDR *strings,
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size_t max_len, struct efi_snp_device *snpdev ) {
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static const char language[] = "en-us";
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void *buf = strings;
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ssize_t remaining = max_len;
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size_t hdrsize;
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EFI_HII_SIBT_STRING_UCS2_BLOCK *string;
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ssize_t wremaining;
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size_t string_wlen;
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unsigned int id;
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EFI_HII_STRING_BLOCK *end;
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size_t len;
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/* Calculate header size */
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hdrsize = ( offsetof ( typeof ( *strings ), Language ) +
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sizeof ( language ) );
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buf += hdrsize;
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remaining -= hdrsize;
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/* Fill in strings */
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for ( id = 1 ; id < EFI_SNP_MAX_STRING_ID ; id++ ) {
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string = buf;
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if ( remaining >= ( ( ssize_t ) sizeof ( string->Header ) ) )
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string->Header.BlockType = EFI_HII_SIBT_STRING_UCS2;
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buf += offsetof ( typeof ( *string ), StringText );
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remaining -= offsetof ( typeof ( *string ), StringText );
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wremaining = ( remaining /
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( ( ssize_t ) sizeof ( string->StringText[0] )));
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assert ( ! ( ( remaining <= 0 ) && ( wremaining > 0 ) ) );
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string_wlen = efi_snp_string ( string->StringText, wremaining,
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id, snpdev );
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buf += ( ( string_wlen + 1 /* wNUL */ ) *
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sizeof ( string->StringText[0] ) );
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remaining -= ( ( string_wlen + 1 /* wNUL */ ) *
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sizeof ( string->StringText[0] ) );
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}
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/* Fill in end marker */
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end = buf;
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if ( remaining >= ( ( ssize_t ) sizeof ( *end ) ) )
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end->BlockType = EFI_HII_SIBT_END;
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buf += sizeof ( *end );
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remaining -= sizeof ( *end );
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/* Calculate overall length */
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len = ( max_len - remaining );
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/* Fill in string package header */
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if ( strings ) {
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memset ( strings, 0, sizeof ( *strings ) );
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strings->Header.Length = len;
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strings->Header.Type = EFI_HII_PACKAGE_STRINGS;
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strings->HdrSize = hdrsize;
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strings->StringInfoOffset = hdrsize;
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strings->LanguageName = EFI_SNP_LANGUAGE_NAME;
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memcpy ( strings->Language, language, sizeof ( language ) );
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}
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return len;
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}
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/**
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* Generate EFI SNP package list
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*
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* @v snpdev SNP device
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* @ret package_list Package list, or NULL on error
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*
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* The package list is allocated using malloc(), and must eventually
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* be freed by the caller.
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*/
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static EFI_HII_PACKAGE_LIST_HEADER *
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efi_snp_package_list ( struct efi_snp_device *snpdev ) {
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size_t strings_len = efi_snp_strings ( NULL, 0, snpdev );
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struct {
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EFI_HII_PACKAGE_LIST_HEADER header;
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struct efi_snp_formset formset;
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union {
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EFI_HII_STRING_PACKAGE_HDR strings;
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uint8_t pad[strings_len];
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} __attribute__ (( packed )) strings;
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EFI_HII_PACKAGE_HEADER end;
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} __attribute__ (( packed )) *package_list;
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/* Allocate package list */
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package_list = zalloc ( sizeof ( *package_list ) );
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if ( ! package_list )
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return NULL;
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/* Create a unique GUID for this package list and formset */
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efi_snp_formset.FormSet.FormSet.Guid.Data1++;
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/* Populate package list */
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memcpy ( &package_list->header.PackageListGuid,
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&efi_snp_formset.FormSet.FormSet.Guid,
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sizeof ( package_list->header.PackageListGuid ) );
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package_list->header.PackageLength = sizeof ( *package_list );
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memcpy ( &package_list->formset, &efi_snp_formset,
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sizeof ( package_list->formset ) );
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efi_snp_strings ( &package_list->strings.strings,
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sizeof ( package_list->strings ), snpdev );
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package_list->end.Length = sizeof ( package_list->end );
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package_list->end.Type = EFI_HII_PACKAGE_END;
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return &package_list->header;
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}
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/**
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* Fetch configuration
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*
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* @v hii HII configuration access protocol
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* @v request Configuration to fetch
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* @ret progress Progress made through configuration to fetch
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* @ret results Query results
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* @ret efirc EFI status code
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*/
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static EFI_STATUS EFIAPI
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efi_snp_hii_extract_config ( const EFI_HII_CONFIG_ACCESS_PROTOCOL *hii,
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EFI_STRING request, EFI_STRING *progress,
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EFI_STRING *results __unused ) {
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struct efi_snp_device *snpdev =
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container_of ( hii, struct efi_snp_device, hii );
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DBGC ( snpdev, "SNPDEV %p ExtractConfig\n", snpdev );
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||||
*progress = request;
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store configuration
|
||||
*
|
||||
* @v hii HII configuration access protocol
|
||||
* @v config Configuration to store
|
||||
* @ret progress Progress made through configuration to store
|
||||
* @ret efirc EFI status code
|
||||
*/
|
||||
static EFI_STATUS EFIAPI
|
||||
efi_snp_hii_route_config ( const EFI_HII_CONFIG_ACCESS_PROTOCOL *hii,
|
||||
EFI_STRING config, EFI_STRING *progress ) {
|
||||
struct efi_snp_device *snpdev =
|
||||
container_of ( hii, struct efi_snp_device, hii );
|
||||
|
||||
DBGC ( snpdev, "SNPDEV %p RouteConfig\n", snpdev );
|
||||
|
||||
*progress = config;
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
/**
|
||||
* Handle form actions
|
||||
*
|
||||
* @v hii HII configuration access protocol
|
||||
* @v action Form browser action
|
||||
* @v question_id Question ID
|
||||
* @v type Type of value
|
||||
* @v value Value
|
||||
* @ret action_request Action requested by driver
|
||||
* @ret efirc EFI status code
|
||||
*/
|
||||
static EFI_STATUS EFIAPI
|
||||
efi_snp_hii_callback ( const EFI_HII_CONFIG_ACCESS_PROTOCOL *hii,
|
||||
EFI_BROWSER_ACTION action __unused,
|
||||
EFI_QUESTION_ID question_id __unused,
|
||||
UINT8 type __unused, EFI_IFR_TYPE_VALUE *value __unused,
|
||||
EFI_BROWSER_ACTION_REQUEST *action_request __unused ) {
|
||||
struct efi_snp_device *snpdev =
|
||||
container_of ( hii, struct efi_snp_device, hii );
|
||||
|
||||
DBGC ( snpdev, "SNPDEV %p Callback\n", snpdev );
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
/** HII configuration access protocol */
|
||||
static EFI_HII_CONFIG_ACCESS_PROTOCOL efi_snp_device_hii = {
|
||||
.ExtractConfig = efi_snp_hii_extract_config,
|
||||
.RouteConfig = efi_snp_hii_route_config,
|
||||
.Callback = efi_snp_hii_callback,
|
||||
};
|
||||
|
||||
/******************************************************************************
|
||||
*
|
||||
* iPXE network driver
|
||||
@ -1182,9 +794,6 @@ static int efi_snp_probe ( struct net_device *netdev ) {
|
||||
strncpy ( snpdev->nii.StringId, "iPXE",
|
||||
sizeof ( snpdev->nii.StringId ) );
|
||||
|
||||
/* Populate the HII configuration access structure */
|
||||
memcpy ( &snpdev->hii, &efi_snp_device_hii, sizeof ( snpdev->hii ) );
|
||||
|
||||
/* Populate the device name */
|
||||
efi_snprintf ( snpdev->name, ( sizeof ( snpdev->name ) /
|
||||
sizeof ( snpdev->name[0] ) ),
|
||||
@ -1213,7 +822,6 @@ static int efi_snp_probe ( struct net_device *netdev ) {
|
||||
&efi_device_path_protocol_guid, &snpdev->path,
|
||||
&efi_nii_protocol_guid, &snpdev->nii,
|
||||
&efi_nii31_protocol_guid, &snpdev->nii,
|
||||
&efi_hii_config_access_protocol_guid, &snpdev->hii,
|
||||
NULL ) ) != 0 ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not install protocols: "
|
||||
"%s\n", snpdev, efi_strerror ( efirc ) );
|
||||
@ -1230,23 +838,11 @@ static int efi_snp_probe ( struct net_device *netdev ) {
|
||||
goto err_efipci_child_add;
|
||||
}
|
||||
|
||||
/* Create HII package list */
|
||||
snpdev->package_list = efi_snp_package_list ( snpdev );
|
||||
if ( ! snpdev->package_list ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not create HII package list\n",
|
||||
snpdev );
|
||||
rc = -ENOMEM;
|
||||
goto err_create_hii;
|
||||
}
|
||||
|
||||
/* Add HII packages */
|
||||
if ( ( efirc = efihii->NewPackageList ( efihii, snpdev->package_list,
|
||||
snpdev->handle,
|
||||
&snpdev->hii_handle ) ) != 0 ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not add HII packages: %s\n",
|
||||
snpdev, efi_strerror ( efirc ) );
|
||||
rc = EFIRC_TO_RC ( efirc );
|
||||
goto err_register_hii;
|
||||
/* Install HII */
|
||||
if ( ( rc = efi_snp_hii_install ( snpdev ) ) != 0 ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not install HII: %s\n",
|
||||
snpdev, strerror ( rc ) );
|
||||
goto err_hii_install;
|
||||
}
|
||||
|
||||
/* Add to list of SNP devices */
|
||||
@ -1256,10 +852,8 @@ static int efi_snp_probe ( struct net_device *netdev ) {
|
||||
snpdev, netdev->name, snpdev->handle );
|
||||
return 0;
|
||||
|
||||
efihii->RemovePackageList ( efihii, snpdev->hii_handle );
|
||||
err_register_hii:
|
||||
free ( snpdev->package_list );
|
||||
err_create_hii:
|
||||
efi_snp_hii_uninstall ( snpdev );
|
||||
err_hii_install:
|
||||
efipci_child_del ( efipci, snpdev->handle );
|
||||
err_efipci_child_add:
|
||||
bs->UninstallMultipleProtocolInterfaces (
|
||||
@ -1268,7 +862,6 @@ static int efi_snp_probe ( struct net_device *netdev ) {
|
||||
&efi_device_path_protocol_guid, &snpdev->path,
|
||||
&efi_nii_protocol_guid, &snpdev->nii,
|
||||
&efi_nii31_protocol_guid, &snpdev->nii,
|
||||
&efi_hii_config_access_protocol_guid, &snpdev->hii,
|
||||
NULL );
|
||||
err_install_protocol_interface:
|
||||
bs->CloseEvent ( snpdev->snp.WaitForPacket );
|
||||
@ -1320,8 +913,7 @@ static void efi_snp_remove ( struct net_device *netdev ) {
|
||||
}
|
||||
|
||||
/* Uninstall the SNP */
|
||||
efihii->RemovePackageList ( efihii, snpdev->hii_handle );
|
||||
free ( snpdev->package_list );
|
||||
efi_snp_hii_uninstall ( snpdev );
|
||||
efipci_child_del ( snpdev->efipci, snpdev->handle );
|
||||
list_del ( &snpdev->list );
|
||||
bs->UninstallMultipleProtocolInterfaces (
|
||||
@ -1330,7 +922,6 @@ static void efi_snp_remove ( struct net_device *netdev ) {
|
||||
&efi_device_path_protocol_guid, &snpdev->path,
|
||||
&efi_nii_protocol_guid, &snpdev->nii,
|
||||
&efi_nii31_protocol_guid, &snpdev->nii,
|
||||
&efi_hii_config_access_protocol_guid, &snpdev->hii,
|
||||
NULL );
|
||||
bs->CloseEvent ( snpdev->snp.WaitForPacket );
|
||||
netdev_put ( snpdev->netdev );
|
||||
|
430
src/interface/efi/efi_snp_hii.c
Normal file
430
src/interface/efi/efi_snp_hii.c
Normal file
@ -0,0 +1,430 @@
|
||||
/*
|
||||
* Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation; either version 2 of the
|
||||
* License, or any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but
|
||||
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
||||
* 02110-1301, USA.
|
||||
*/
|
||||
|
||||
FILE_LICENCE ( GPL2_OR_LATER );
|
||||
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <errno.h>
|
||||
#include <ipxe/device.h>
|
||||
#include <ipxe/netdevice.h>
|
||||
#include <ipxe/efi/efi.h>
|
||||
#include <ipxe/efi/efi_hii.h>
|
||||
#include <ipxe/efi/efi_snp.h>
|
||||
#include <ipxe/efi/efi_strings.h>
|
||||
#include <config/general.h>
|
||||
|
||||
/** EFI configuration access protocol GUID */
|
||||
static EFI_GUID efi_hii_config_access_protocol_guid
|
||||
= EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID;
|
||||
|
||||
/** EFI HII database protocol */
|
||||
static EFI_HII_DATABASE_PROTOCOL *efihii;
|
||||
EFI_REQUIRE_PROTOCOL ( EFI_HII_DATABASE_PROTOCOL, &efihii );
|
||||
|
||||
/** Local base GUID used for our EFI SNP formset */
|
||||
#define EFI_SNP_FORMSET_GUID_BASE \
|
||||
{ 0xc4f84019, 0x6dfd, 0x4a27, \
|
||||
{ 0x9b, 0x94, 0xb7, 0x2e, 0x1f, 0xbc, 0xad, 0xca } }
|
||||
|
||||
/** Form identifiers used for our EFI SNP HII */
|
||||
enum efi_snp_hii_form_id {
|
||||
EFI_SNP_FORM = 0x0001, /**< The only form */
|
||||
};
|
||||
|
||||
/** String identifiers used for our EFI SNP HII */
|
||||
enum efi_snp_hii_string_id {
|
||||
/* Language name */
|
||||
EFI_SNP_LANGUAGE_NAME = 0x0001,
|
||||
/* Formset */
|
||||
EFI_SNP_FORMSET_TITLE, EFI_SNP_FORMSET_HELP,
|
||||
/* Product name */
|
||||
EFI_SNP_PRODUCT_PROMPT, EFI_SNP_PRODUCT_HELP, EFI_SNP_PRODUCT_TEXT,
|
||||
/* Version */
|
||||
EFI_SNP_VERSION_PROMPT, EFI_SNP_VERSION_HELP, EFI_SNP_VERSION_TEXT,
|
||||
/* Driver */
|
||||
EFI_SNP_DRIVER_PROMPT, EFI_SNP_DRIVER_HELP, EFI_SNP_DRIVER_TEXT,
|
||||
/* Device */
|
||||
EFI_SNP_DEVICE_PROMPT, EFI_SNP_DEVICE_HELP, EFI_SNP_DEVICE_TEXT,
|
||||
/* End of list */
|
||||
EFI_SNP_MAX_STRING_ID
|
||||
};
|
||||
|
||||
/** EFI SNP formset */
|
||||
struct efi_snp_formset {
|
||||
EFI_HII_PACKAGE_HEADER Header;
|
||||
EFI_IFR_FORM_SET_TYPE(2) FormSet;
|
||||
EFI_IFR_GUID_CLASS Class;
|
||||
EFI_IFR_GUID_SUBCLASS SubClass;
|
||||
EFI_IFR_FORM Form;
|
||||
EFI_IFR_TEXT ProductText;
|
||||
EFI_IFR_TEXT VersionText;
|
||||
EFI_IFR_TEXT DriverText;
|
||||
EFI_IFR_TEXT DeviceText;
|
||||
EFI_IFR_END EndForm;
|
||||
EFI_IFR_END EndFormSet;
|
||||
} __attribute__ (( packed )) efi_snp_formset = {
|
||||
.Header = {
|
||||
.Length = sizeof ( efi_snp_formset ),
|
||||
.Type = EFI_HII_PACKAGE_FORMS,
|
||||
},
|
||||
.FormSet = EFI_IFR_FORM_SET ( EFI_SNP_FORMSET_GUID_BASE,
|
||||
EFI_SNP_FORMSET_TITLE,
|
||||
EFI_SNP_FORMSET_HELP,
|
||||
typeof ( efi_snp_formset.FormSet ),
|
||||
EFI_HII_PLATFORM_SETUP_FORMSET_GUID,
|
||||
EFI_HII_IBM_UCM_COMPLIANT_FORMSET_GUID ),
|
||||
.Class = EFI_IFR_GUID_CLASS ( EFI_NETWORK_DEVICE_CLASS ),
|
||||
.SubClass = EFI_IFR_GUID_SUBCLASS ( 0x03 ),
|
||||
.Form = EFI_IFR_FORM ( EFI_SNP_FORM, EFI_SNP_FORMSET_TITLE ),
|
||||
.ProductText = EFI_IFR_TEXT ( EFI_SNP_PRODUCT_PROMPT,
|
||||
EFI_SNP_PRODUCT_HELP,
|
||||
EFI_SNP_PRODUCT_TEXT ),
|
||||
.VersionText = EFI_IFR_TEXT ( EFI_SNP_VERSION_PROMPT,
|
||||
EFI_SNP_VERSION_HELP,
|
||||
EFI_SNP_VERSION_TEXT ),
|
||||
.DriverText = EFI_IFR_TEXT ( EFI_SNP_DRIVER_PROMPT,
|
||||
EFI_SNP_DRIVER_HELP,
|
||||
EFI_SNP_DRIVER_TEXT ),
|
||||
.DeviceText = EFI_IFR_TEXT ( EFI_SNP_DEVICE_PROMPT,
|
||||
EFI_SNP_DEVICE_HELP,
|
||||
EFI_SNP_DEVICE_TEXT ),
|
||||
.EndForm = EFI_IFR_END(),
|
||||
.EndFormSet = EFI_IFR_END(),
|
||||
};
|
||||
|
||||
/**
|
||||
* Generate EFI SNP string
|
||||
*
|
||||
* @v wbuf Buffer
|
||||
* @v swlen Size of buffer (in wide characters)
|
||||
* @v snpdev SNP device
|
||||
* @ret wlen Length of string (in wide characters)
|
||||
*/
|
||||
static int efi_snp_string ( wchar_t *wbuf, ssize_t swlen,
|
||||
enum efi_snp_hii_string_id id,
|
||||
struct efi_snp_device *snpdev ) {
|
||||
struct net_device *netdev = snpdev->netdev;
|
||||
struct device *dev = netdev->dev;
|
||||
|
||||
switch ( id ) {
|
||||
case EFI_SNP_LANGUAGE_NAME:
|
||||
return efi_ssnprintf ( wbuf, swlen, "English" );
|
||||
case EFI_SNP_FORMSET_TITLE:
|
||||
return efi_ssnprintf ( wbuf, swlen, "%s (%s)",
|
||||
( PRODUCT_NAME[0] ?
|
||||
PRODUCT_NAME : PRODUCT_SHORT_NAME ),
|
||||
netdev_addr ( netdev ) );
|
||||
case EFI_SNP_FORMSET_HELP:
|
||||
return efi_ssnprintf ( wbuf, swlen,
|
||||
"Configure " PRODUCT_SHORT_NAME );
|
||||
case EFI_SNP_PRODUCT_PROMPT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Name" );
|
||||
case EFI_SNP_PRODUCT_HELP:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Firmware product name" );
|
||||
case EFI_SNP_PRODUCT_TEXT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "%s",
|
||||
( PRODUCT_NAME[0] ?
|
||||
PRODUCT_NAME : PRODUCT_SHORT_NAME ) );
|
||||
case EFI_SNP_VERSION_PROMPT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Version" );
|
||||
case EFI_SNP_VERSION_HELP:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Firmware version" );
|
||||
case EFI_SNP_VERSION_TEXT:
|
||||
return efi_ssnprintf ( wbuf, swlen, VERSION );
|
||||
case EFI_SNP_DRIVER_PROMPT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Driver" );
|
||||
case EFI_SNP_DRIVER_HELP:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Firmware driver" );
|
||||
case EFI_SNP_DRIVER_TEXT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "%s", dev->driver_name );
|
||||
case EFI_SNP_DEVICE_PROMPT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Device" );
|
||||
case EFI_SNP_DEVICE_HELP:
|
||||
return efi_ssnprintf ( wbuf, swlen, "Hardware device" );
|
||||
case EFI_SNP_DEVICE_TEXT:
|
||||
return efi_ssnprintf ( wbuf, swlen, "%s", dev->name );
|
||||
default:
|
||||
assert ( 0 );
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Generate EFI SNP string package
|
||||
*
|
||||
* @v strings String package header buffer
|
||||
* @v max_len Buffer length
|
||||
* @v snpdev SNP device
|
||||
* @ret len Length of string package
|
||||
*/
|
||||
static int efi_snp_strings ( EFI_HII_STRING_PACKAGE_HDR *strings,
|
||||
size_t max_len, struct efi_snp_device *snpdev ) {
|
||||
static const char language[] = "en-us";
|
||||
void *buf = strings;
|
||||
ssize_t remaining = max_len;
|
||||
size_t hdrsize;
|
||||
EFI_HII_SIBT_STRING_UCS2_BLOCK *string;
|
||||
ssize_t wremaining;
|
||||
size_t string_wlen;
|
||||
unsigned int id;
|
||||
EFI_HII_STRING_BLOCK *end;
|
||||
size_t len;
|
||||
|
||||
/* Calculate header size */
|
||||
hdrsize = ( offsetof ( typeof ( *strings ), Language ) +
|
||||
sizeof ( language ) );
|
||||
buf += hdrsize;
|
||||
remaining -= hdrsize;
|
||||
|
||||
/* Fill in strings */
|
||||
for ( id = 1 ; id < EFI_SNP_MAX_STRING_ID ; id++ ) {
|
||||
string = buf;
|
||||
if ( remaining >= ( ( ssize_t ) sizeof ( string->Header ) ) )
|
||||
string->Header.BlockType = EFI_HII_SIBT_STRING_UCS2;
|
||||
buf += offsetof ( typeof ( *string ), StringText );
|
||||
remaining -= offsetof ( typeof ( *string ), StringText );
|
||||
wremaining = ( remaining /
|
||||
( ( ssize_t ) sizeof ( string->StringText[0] )));
|
||||
assert ( ! ( ( remaining <= 0 ) && ( wremaining > 0 ) ) );
|
||||
string_wlen = efi_snp_string ( string->StringText, wremaining,
|
||||
id, snpdev );
|
||||
buf += ( ( string_wlen + 1 /* wNUL */ ) *
|
||||
sizeof ( string->StringText[0] ) );
|
||||
remaining -= ( ( string_wlen + 1 /* wNUL */ ) *
|
||||
sizeof ( string->StringText[0] ) );
|
||||
}
|
||||
|
||||
/* Fill in end marker */
|
||||
end = buf;
|
||||
if ( remaining >= ( ( ssize_t ) sizeof ( *end ) ) )
|
||||
end->BlockType = EFI_HII_SIBT_END;
|
||||
buf += sizeof ( *end );
|
||||
remaining -= sizeof ( *end );
|
||||
|
||||
/* Calculate overall length */
|
||||
len = ( max_len - remaining );
|
||||
|
||||
/* Fill in string package header */
|
||||
if ( strings ) {
|
||||
memset ( strings, 0, sizeof ( *strings ) );
|
||||
strings->Header.Length = len;
|
||||
strings->Header.Type = EFI_HII_PACKAGE_STRINGS;
|
||||
strings->HdrSize = hdrsize;
|
||||
strings->StringInfoOffset = hdrsize;
|
||||
strings->LanguageName = EFI_SNP_LANGUAGE_NAME;
|
||||
memcpy ( strings->Language, language, sizeof ( language ) );
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
/**
|
||||
* Generate EFI SNP package list
|
||||
*
|
||||
* @v snpdev SNP device
|
||||
* @ret package_list Package list, or NULL on error
|
||||
*
|
||||
* The package list is allocated using malloc(), and must eventually
|
||||
* be freed by the caller.
|
||||
*/
|
||||
static EFI_HII_PACKAGE_LIST_HEADER *
|
||||
efi_snp_package_list ( struct efi_snp_device *snpdev ) {
|
||||
size_t strings_len = efi_snp_strings ( NULL, 0, snpdev );
|
||||
struct {
|
||||
EFI_HII_PACKAGE_LIST_HEADER header;
|
||||
struct efi_snp_formset formset;
|
||||
union {
|
||||
EFI_HII_STRING_PACKAGE_HDR strings;
|
||||
uint8_t pad[strings_len];
|
||||
} __attribute__ (( packed )) strings;
|
||||
EFI_HII_PACKAGE_HEADER end;
|
||||
} __attribute__ (( packed )) *package_list;
|
||||
|
||||
/* Allocate package list */
|
||||
package_list = zalloc ( sizeof ( *package_list ) );
|
||||
if ( ! package_list )
|
||||
return NULL;
|
||||
|
||||
/* Create a unique GUID for this package list and formset */
|
||||
efi_snp_formset.FormSet.FormSet.Guid.Data1++;
|
||||
|
||||
/* Populate package list */
|
||||
memcpy ( &package_list->header.PackageListGuid,
|
||||
&efi_snp_formset.FormSet.FormSet.Guid,
|
||||
sizeof ( package_list->header.PackageListGuid ) );
|
||||
package_list->header.PackageLength = sizeof ( *package_list );
|
||||
memcpy ( &package_list->formset, &efi_snp_formset,
|
||||
sizeof ( package_list->formset ) );
|
||||
efi_snp_strings ( &package_list->strings.strings,
|
||||
sizeof ( package_list->strings ), snpdev );
|
||||
package_list->end.Length = sizeof ( package_list->end );
|
||||
package_list->end.Type = EFI_HII_PACKAGE_END;
|
||||
|
||||
return &package_list->header;
|
||||
}
|
||||
|
||||
/**
|
||||
* Fetch configuration
|
||||
*
|
||||
* @v hii HII configuration access protocol
|
||||
* @v request Configuration to fetch
|
||||
* @ret progress Progress made through configuration to fetch
|
||||
* @ret results Query results
|
||||
* @ret efirc EFI status code
|
||||
*/
|
||||
static EFI_STATUS EFIAPI
|
||||
efi_snp_hii_extract_config ( const EFI_HII_CONFIG_ACCESS_PROTOCOL *hii,
|
||||
EFI_STRING request, EFI_STRING *progress,
|
||||
EFI_STRING *results __unused ) {
|
||||
struct efi_snp_device *snpdev =
|
||||
container_of ( hii, struct efi_snp_device, hii );
|
||||
|
||||
DBGC ( snpdev, "SNPDEV %p ExtractConfig \"%ls\"\n", snpdev, request );
|
||||
|
||||
*progress = request;
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
/**
|
||||
* Store configuration
|
||||
*
|
||||
* @v hii HII configuration access protocol
|
||||
* @v config Configuration to store
|
||||
* @ret progress Progress made through configuration to store
|
||||
* @ret efirc EFI status code
|
||||
*/
|
||||
static EFI_STATUS EFIAPI
|
||||
efi_snp_hii_route_config ( const EFI_HII_CONFIG_ACCESS_PROTOCOL *hii,
|
||||
EFI_STRING config, EFI_STRING *progress ) {
|
||||
struct efi_snp_device *snpdev =
|
||||
container_of ( hii, struct efi_snp_device, hii );
|
||||
|
||||
DBGC ( snpdev, "SNPDEV %p RouteConfig \"%ls\"\n", snpdev, config );
|
||||
|
||||
*progress = config;
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
/**
|
||||
* Handle form actions
|
||||
*
|
||||
* @v hii HII configuration access protocol
|
||||
* @v action Form browser action
|
||||
* @v question_id Question ID
|
||||
* @v type Type of value
|
||||
* @v value Value
|
||||
* @ret action_request Action requested by driver
|
||||
* @ret efirc EFI status code
|
||||
*/
|
||||
static EFI_STATUS EFIAPI
|
||||
efi_snp_hii_callback ( const EFI_HII_CONFIG_ACCESS_PROTOCOL *hii,
|
||||
EFI_BROWSER_ACTION action __unused,
|
||||
EFI_QUESTION_ID question_id __unused,
|
||||
UINT8 type __unused, EFI_IFR_TYPE_VALUE *value __unused,
|
||||
EFI_BROWSER_ACTION_REQUEST *action_request __unused ) {
|
||||
struct efi_snp_device *snpdev =
|
||||
container_of ( hii, struct efi_snp_device, hii );
|
||||
|
||||
DBGC ( snpdev, "SNPDEV %p Callback\n", snpdev );
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
/** HII configuration access protocol */
|
||||
static EFI_HII_CONFIG_ACCESS_PROTOCOL efi_snp_device_hii = {
|
||||
.ExtractConfig = efi_snp_hii_extract_config,
|
||||
.RouteConfig = efi_snp_hii_route_config,
|
||||
.Callback = efi_snp_hii_callback,
|
||||
};
|
||||
|
||||
/**
|
||||
* Install HII protocol and packages for SNP device
|
||||
*
|
||||
* @v snpdev SNP device
|
||||
* @ret rc Return status code
|
||||
*/
|
||||
int efi_snp_hii_install ( struct efi_snp_device *snpdev ) {
|
||||
EFI_BOOT_SERVICES *bs = efi_systab->BootServices;
|
||||
int efirc;
|
||||
int rc;
|
||||
|
||||
/* Initialise HII protocol */
|
||||
memcpy ( &snpdev->hii, &efi_snp_device_hii, sizeof ( snpdev->hii ) );
|
||||
|
||||
/* Create HII package list */
|
||||
snpdev->package_list = efi_snp_package_list ( snpdev );
|
||||
if ( ! snpdev->package_list ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not create HII package list\n",
|
||||
snpdev );
|
||||
rc = -ENOMEM;
|
||||
goto err_build_package_list;
|
||||
}
|
||||
|
||||
/* Add HII packages */
|
||||
if ( ( efirc = efihii->NewPackageList ( efihii, snpdev->package_list,
|
||||
snpdev->handle,
|
||||
&snpdev->hii_handle ) ) != 0 ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not add HII packages: %s\n",
|
||||
snpdev, efi_strerror ( efirc ) );
|
||||
rc = EFIRC_TO_RC ( efirc );
|
||||
goto err_new_package_list;
|
||||
}
|
||||
|
||||
/* Install HII protocol */
|
||||
if ( ( efirc = bs->InstallMultipleProtocolInterfaces (
|
||||
&snpdev->handle,
|
||||
&efi_hii_config_access_protocol_guid, &snpdev->hii,
|
||||
NULL ) ) != 0 ) {
|
||||
DBGC ( snpdev, "SNPDEV %p could not install HII protocol: %s\n",
|
||||
snpdev, efi_strerror ( efirc ) );
|
||||
rc = EFIRC_TO_RC ( efirc );
|
||||
goto err_install_protocol;
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
||||
bs->UninstallMultipleProtocolInterfaces (
|
||||
snpdev->handle,
|
||||
&efi_hii_config_access_protocol_guid, &snpdev->hii,
|
||||
NULL );
|
||||
err_install_protocol:
|
||||
efihii->RemovePackageList ( efihii, snpdev->hii_handle );
|
||||
err_new_package_list:
|
||||
free ( snpdev->package_list );
|
||||
snpdev->package_list = NULL;
|
||||
err_build_package_list:
|
||||
return rc;
|
||||
}
|
||||
|
||||
/**
|
||||
* Uninstall HII protocol and package for SNP device
|
||||
*
|
||||
* @v snpdev SNP device
|
||||
*/
|
||||
void efi_snp_hii_uninstall ( struct efi_snp_device *snpdev ) {
|
||||
EFI_BOOT_SERVICES *bs = efi_systab->BootServices;
|
||||
|
||||
bs->UninstallMultipleProtocolInterfaces (
|
||||
snpdev->handle,
|
||||
&efi_hii_config_access_protocol_guid, &snpdev->hii,
|
||||
NULL );
|
||||
efihii->RemovePackageList ( efihii, snpdev->hii_handle );
|
||||
free ( snpdev->package_list );
|
||||
snpdev->package_list = NULL;
|
||||
}
|
Reference in New Issue
Block a user