4ff7e37b4f
Signed-off-by: ydong10 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12263 6f19259b-4bc3-4df7-8a09-765794883524
256 lines
8.3 KiB
C
256 lines
8.3 KiB
C
/** @file
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Main file for devices shell Driver1 function.
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Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "UefiShellDriver1CommandsLib.h"
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/**
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Get lots of info about a device from its handle.
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@param[in] TheHandle The device handle to get info on.
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@param[in, out] Type On successful return R, B, or D (root, bus, or
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device) will be placed in this buffer.
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@param[in, out] Cfg On successful return this buffer will be
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TRUE if the handle has configuration, FALSE
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otherwise.
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@param[in, out] Diag On successful return this buffer will be
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TRUE if the handle has disgnostics, FALSE
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otherwise.
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@param[in, out] Parents On successful return this buffer will be
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contain the number of parent handles.
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@param[in, out] Devices On successful return this buffer will be
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contain the number of devices controlled.
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@param[in, out] Children On successful return this buffer will be
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contain the number of child handles.
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@param[out] Name The pointer to a buffer that will be allocated
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and contain the string name of the handle.
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The caller must free this memory.
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@param[in] Language The language code as defined by the UEFI spec.
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@retval EFI_SUCCESS The info is there.
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@retval EFI_INVALID_PARAMETER A parameter was invalid.
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**/
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EFI_STATUS
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EFIAPI
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GetDeviceHandleInfo (
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IN EFI_HANDLE TheHandle,
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IN OUT CHAR16 *Type,
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IN OUT BOOLEAN *Cfg,
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IN OUT BOOLEAN *Diag,
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IN OUT UINTN *Parents,
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IN OUT UINTN *Devices,
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IN OUT UINTN *Children,
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OUT CHAR16 **Name,
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IN CONST CHAR8 *Language
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)
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{
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EFI_STATUS Status;
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EFI_HANDLE *HandleBuffer;
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UINTN Count;
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if (TheHandle == NULL
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|| Type == NULL
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|| Cfg == NULL
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|| Diag == NULL
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|| Parents == NULL
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|| Devices == NULL
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|| Children == NULL
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|| Name == NULL ) {
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return (EFI_INVALID_PARAMETER);
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}
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*Cfg = FALSE;
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*Diag = FALSE;
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*Children = 0;
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*Parents = 0;
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*Devices = 0;
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*Type = L' ';
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*Name = CHAR_NULL;
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HandleBuffer = NULL;
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Status = EFI_SUCCESS;
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gEfiShellProtocol->GetDeviceName(TheHandle, EFI_DEVICE_NAME_USE_COMPONENT_NAME|EFI_DEVICE_NAME_USE_DEVICE_PATH, (CHAR8*)Language, Name);
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Status = ParseHandleDatabaseForChildControllers(TheHandle, Children, NULL);
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// if (!EFI_ERROR(Status)) {
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Status = PARSE_HANDLE_DATABASE_PARENTS(TheHandle, Parents, NULL);
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if (/*!EFI_ERROR(Status) && */Parents != NULL && Children != NULL) {
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if (*Parents == 0) {
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*Type = L'R';
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} else if (*Children > 0) {
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*Type = L'B';
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} else {
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*Type = L'D';
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}
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}
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// }
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Status = PARSE_HANDLE_DATABASE_UEFI_DRIVERS(TheHandle, Devices, &HandleBuffer);
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if (!EFI_ERROR(Status) && Devices != NULL && HandleBuffer != NULL) {
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for (Count = 0 ; Count < *Devices ; Count++) {
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if (!EFI_ERROR(gBS->OpenProtocol(HandleBuffer[Count], &gEfiDriverConfigurationProtocolGuid, NULL, NULL, gImageHandle, EFI_OPEN_PROTOCOL_TEST_PROTOCOL))) {
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*Cfg = TRUE;
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}
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if (!EFI_ERROR(gBS->OpenProtocol(HandleBuffer[Count], &gEfiDriverDiagnosticsProtocolGuid, NULL, NULL, gImageHandle, EFI_OPEN_PROTOCOL_TEST_PROTOCOL))) {
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*Diag = TRUE;
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}
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if (!EFI_ERROR(gBS->OpenProtocol(HandleBuffer[Count], &gEfiDriverDiagnostics2ProtocolGuid, NULL, NULL, gImageHandle, EFI_OPEN_PROTOCOL_TEST_PROTOCOL))) {
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*Diag = TRUE;
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}
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}
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SHELL_FREE_NON_NULL(HandleBuffer);
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}
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return (Status);
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}
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STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
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{L"-l", TypeValue},
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{NULL, TypeMax}
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};
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/**
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Function for 'devices' command.
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@param[in] ImageHandle Handle to the Image (NULL if Internal).
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@param[in] SystemTable Pointer to the System Table (NULL if Internal).
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**/
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SHELL_STATUS
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EFIAPI
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ShellCommandRunDevices (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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LIST_ENTRY *Package;
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CHAR16 *ProblemParam;
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SHELL_STATUS ShellStatus;
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CHAR8 *Language;
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EFI_HANDLE *HandleList;
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EFI_HANDLE *HandleListWalker;
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CHAR16 Type;
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BOOLEAN Cfg;
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BOOLEAN Diag;
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UINTN Parents;
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UINTN Devices;
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UINTN Children;
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CHAR16 *Name;
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CONST CHAR16 *Lang;
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ShellStatus = SHELL_SUCCESS;
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Language = NULL;
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//
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// initialize the shell lib (we must be in non-auto-init...)
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//
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Status = ShellInitialize();
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ASSERT_EFI_ERROR(Status);
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Status = CommandInit();
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ASSERT_EFI_ERROR(Status);
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//
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// parse the command line
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//
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Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
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if (EFI_ERROR(Status)) {
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if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDriver1HiiHandle, ProblemParam);
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FreePool(ProblemParam);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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ASSERT(FALSE);
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}
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} else {
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//
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// if more than 0 'value' parameters we have too many parameters
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//
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if (ShellCommandLineGetRawValue(Package, 1) != NULL){
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//
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// error for too many parameters
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//
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDriver1HiiHandle);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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//
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// get the language if necessary
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//
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Lang = ShellCommandLineGetValue(Package, L"-l");
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if (Lang != NULL) {
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Language = AllocateZeroPool(StrSize(Lang));
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AsciiSPrint(Language, StrSize(Lang), "%S", Lang);
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} else if (!ShellCommandLineGetFlag(Package, L"-l")){
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ASSERT(Language == NULL);
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// Language = AllocateZeroPool(10);
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// AsciiSPrint(Language, 10, "en-us");
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} else {
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ASSERT(Language == NULL);
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellDriver1HiiHandle, L"-l");
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ShellCommandLineFreeVarList (Package);
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return (SHELL_INVALID_PARAMETER);
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}
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//
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// Print Header
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//
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ShellPrintHiiEx(-1, -1, Language, STRING_TOKEN (STR_DEVICES_HEADER_LINES), gShellDriver1HiiHandle);
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//
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// loop through each handle
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//
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HandleList = GetHandleListByProtocol(NULL);
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ASSERT(HandleList != NULL);
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for (HandleListWalker = HandleList
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; HandleListWalker != NULL && *HandleListWalker != NULL /*&& !EFI_ERROR(Status)*/
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; HandleListWalker++
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){
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//
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// get all the info on each handle
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//
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Name = NULL;
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Status = GetDeviceHandleInfo(*HandleListWalker, &Type, &Cfg, &Diag, &Parents, &Devices, &Children, &Name, Language);
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if (Name != NULL && (Parents != 0 || Devices != 0 || Children != 0)) {
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ShellPrintHiiEx(
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-1,
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-1,
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Language,
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STRING_TOKEN (STR_DEVICES_ITEM_LINE),
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gShellDriver1HiiHandle,
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ConvertHandleToHandleIndex(*HandleListWalker),
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Type,
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Cfg?L'X':L'-',
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Diag?L'X':L'-',
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Parents,
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Devices,
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Children,
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Name!=NULL?Name:L"<UNKNOWN>");
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}
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if (Name != NULL) {
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FreePool(Name);
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}
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}
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if (HandleList != NULL) {
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FreePool(HandleList);
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}
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}
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SHELL_FREE_NON_NULL(Language);
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ShellCommandLineFreeVarList (Package);
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}
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return (ShellStatus);
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}
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