2b578de0b2
This change fixes various GCC 4.4 build issues
* EFIAPI usage inconsistencies
* multi-character literal warning ('eell')
* Filename case inconsistencies
* Use 'ULL' suffix for integers > 4GB
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11519 6f19259b-4bc3-4df7-8a09-765794883524
295 lines
7.6 KiB
C
295 lines
7.6 KiB
C
/** @file
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API for SMBIOS table.
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Copyright (c) 2005 - 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 "../UefiShellDebug1CommandsLib.h"
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#include <Guid/SmBios.h>
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#include "LibSmbios.h"
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#include "LibSmbiosView.h"
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#include "SmbiosView.h"
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STATIC UINT8 mInit = 0;
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STATIC SMBIOS_STRUCTURE_TABLE *mSmbiosTable = NULL;
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STATIC SMBIOS_STRUCTURE_POINTER m_SmbiosStruct;
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STATIC SMBIOS_STRUCTURE_POINTER *mSmbiosStruct = &m_SmbiosStruct;
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/**
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Init the SMBIOS VIEW API's environment.
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@retval EFI_SUCCESS Successful to init the SMBIOS VIEW Lib.
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**/
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EFI_STATUS
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LibSmbiosInit (
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VOID
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)
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{
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EFI_STATUS Status;
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//
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// Init only once
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//
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if (mInit == 1) {
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return EFI_SUCCESS;
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}
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//
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// Get SMBIOS table from System Configure table
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//
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Status = GetSystemConfigurationTable (&gEfiSmbiosTableGuid, (VOID**)&mSmbiosTable);
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if (mSmbiosTable == NULL) {
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ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_LIBSMBIOSVIEW_CANNOT_GET_TABLE), gShellDebug1HiiHandle);
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return EFI_NOT_FOUND;
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}
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if (EFI_ERROR (Status)) {
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ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_LIBSMBIOSVIEW_GET_TABLE_ERROR), gShellDebug1HiiHandle, Status);
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return Status;
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}
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//
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// Init SMBIOS structure table address
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//
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mSmbiosStruct->Raw = (UINT8 *) (UINTN) (mSmbiosTable->TableAddress);
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mInit = 1;
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return EFI_SUCCESS;
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}
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/**
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Cleanup the Smbios information.
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**/
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VOID
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LibSmbiosCleanup (
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VOID
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)
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{
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//
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// Release resources
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//
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if (mSmbiosTable != NULL) {
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mSmbiosTable = NULL;
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}
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mInit = 0;
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}
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/**
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Get the entry point structure for the table.
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@param[out] EntryPointStructure The pointer to populate.
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**/
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VOID
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LibSmbiosGetEPS (
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OUT SMBIOS_STRUCTURE_TABLE **EntryPointStructure
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)
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{
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//
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// return SMBIOS Table address
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//
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*EntryPointStructure = mSmbiosTable;
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}
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/**
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Get SMBIOS structure given the Handle,copy data to the Buffer,
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Handle is changed to the next handle or 0xFFFF when the end is
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reached or the handle is not found.
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@param[in,out] Handle 0xFFFF: get the first structure
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Others: get a structure according to this value.
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@param[in,out] Buffer The pointer to the caller's memory buffer.
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@param[out] Length Length of return buffer in bytes.
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@retval DMI_SUCCESS Buffer contains the required structure data
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Handle is updated with next structure handle or
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0xFFFF(end-of-list).
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@retval DMI_INVALID_HANDLE Buffer not contain the requiring structure data.
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Handle is updated with next structure handle or
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0xFFFF(end-of-list).
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**/
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EFI_STATUS
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LibGetSmbiosStructure (
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IN OUT UINT16 *Handle,
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IN OUT UINT8 *Buffer,
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OUT UINT16 *Length
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)
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{
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SMBIOS_STRUCTURE_POINTER Smbios;
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SMBIOS_STRUCTURE_POINTER SmbiosEnd;
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UINT8 *Raw;
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if (*Handle == INVALIDE_HANDLE) {
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*Handle = mSmbiosStruct->Hdr->Handle;
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return DMI_INVALID_HANDLE;
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}
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if (Buffer == NULL) {
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ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_LIBSMBIOSVIEW_NO_BUFF_SPEC), gShellDebug1HiiHandle);
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return DMI_INVALID_HANDLE;
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}
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*Length = 0;
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Smbios.Hdr = mSmbiosStruct->Hdr;
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SmbiosEnd.Raw = Smbios.Raw + mSmbiosTable->TableLength;
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while (Smbios.Raw < SmbiosEnd.Raw) {
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if (Smbios.Hdr->Handle == *Handle) {
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Raw = Smbios.Raw;
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//
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// Walk to next structure
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//
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LibGetSmbiosString (&Smbios, (UINT16) (-1));
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//
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// Length = Next structure head - this structure head
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//
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*Length = (UINT16) (Smbios.Raw - Raw);
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CopyMem (Buffer, Raw, *Length);
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//
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// update with the next structure handle.
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//
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if (Smbios.Raw < SmbiosEnd.Raw) {
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*Handle = Smbios.Hdr->Handle;
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} else {
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*Handle = INVALIDE_HANDLE;
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}
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return DMI_SUCCESS;
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}
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//
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// Walk to next structure
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//
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LibGetSmbiosString (&Smbios, (UINT16) (-1));
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}
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*Handle = INVALIDE_HANDLE;
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return DMI_INVALID_HANDLE;
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}
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/**
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Check the structure to see if it is legal.
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@param[in] Smbios - Pointer to the structure that will be checked.
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@retval DMI_SUCCESS Structure data is legal.
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@retval DMI_BAD_PARAMETER Structure data contains bad parameter.
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**/
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EFI_STATUS
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SmbiosCheckStructure (
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IN SMBIOS_STRUCTURE_POINTER *Smbios
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)
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{
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//
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// If key != value, then error.
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//
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#define CHECK_VALUE(key, value) (((key) == (value)) ? EFI_SUCCESS : DMI_BAD_PARAMETER)
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EFI_STATUS Status;
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//
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// Assume staus is EFI_SUCCESS,
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// but if check is error, then EFI_ERROR.
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//
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Status = EFI_SUCCESS;
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switch (Smbios->Hdr->Type) {
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case 0:
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break;
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case 1:
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if (Smbios->Type1->Hdr.Length == 0x08 || Smbios->Type0->Hdr.Length == 0x19) {
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Status = EFI_SUCCESS;
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} else {
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Status = DMI_BAD_PARAMETER;
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}
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break;
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case 2:
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Status = CHECK_VALUE (Smbios->Type2->Hdr.Length, 0x08);
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break;
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case 6:
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Status = CHECK_VALUE (Smbios->Type6->Hdr.Length, 0x0C);
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break;
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case 11:
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Status = CHECK_VALUE (Smbios->Type11->Hdr.Length, 0x05);
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break;
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case 12:
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Status = CHECK_VALUE (Smbios->Type12->Hdr.Length, 0x05);
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break;
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case 13:
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Status = CHECK_VALUE (Smbios->Type13->Hdr.Length, 0x16);
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break;
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case 16:
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Status = CHECK_VALUE (Smbios->Type16->Hdr.Length, 0x0F);
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break;
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case 19:
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Status = CHECK_VALUE (Smbios->Type19->Hdr.Length, 0x0F);
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break;
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case 20:
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Status = CHECK_VALUE (Smbios->Type20->Hdr.Length, 0x13);
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break;
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case 32:
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//
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// Because EFI_SUCCESS == 0,
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// So errors added up is also error.
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//
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Status = CHECK_VALUE (Smbios->Type32->Reserved[0], 0x00) +
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CHECK_VALUE (Smbios->Type32->Reserved[1], 0x00) +
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CHECK_VALUE (Smbios->Type32->Reserved[2], 0x00) +
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CHECK_VALUE (Smbios->Type32->Reserved[3], 0x00) +
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CHECK_VALUE (Smbios->Type32->Reserved[4], 0x00) +
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CHECK_VALUE (Smbios->Type32->Reserved[5], 0x00);
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break;
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default:
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Status = DMI_BAD_PARAMETER;
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}
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return Status;
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}
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/**
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Get a string from the smbios information.
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@param[in] Smbios The pointer to the smbios information.
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@param[in] StringNumber The index to the string to get.
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@param[out] Buffer The buffer to fill with the string when retrieved.
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**/
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VOID
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SmbiosGetPendingString (
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IN SMBIOS_STRUCTURE_POINTER *Smbios,
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IN UINT16 StringNumber,
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OUT CHAR8 *Buffer
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)
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{
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CHAR8 *String;
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if (Buffer == NULL) {
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ShellPrintHiiEx(-1,-1,NULL,STRING_TOKEN (STR_SMBIOSVIEW_LIBSMBIOSVIEW_NO_BUF_SPEC_WHEN_STRUCT), gShellDebug1HiiHandle);
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return ;
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}
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//
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// Get string and copy to buffer.
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// Caller should provide the buffer.
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//
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String = LibGetSmbiosString (Smbios, StringNumber);
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if (String != NULL) {
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CopyMem (Buffer, String, AsciiStrLen(String));
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} else {
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Buffer = NULL;
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}
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}
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