b30abe7df4
Fix build failure caused by UefiCpuPkg/MtrrLib removes deprecated macros. related bugz: https://bugzilla.tianocore.org/show_bug.cgi?id=691 Cc: Daryl McDaniel <edk2-lists@mc2research.org> Cc: Jaben Carsey <jaben.carsey@intel.com> Cc: Ruiyu Ni <ruiyu.ni@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Eric Dong <eric.dong@intel.com> Reviewed-by: Daryl McDaniel <edk2-lists@mc2research.org> Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
825 lines
23 KiB
C
825 lines
23 KiB
C
/**
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@file
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Display the memory type range registers
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Copyright (c) 2012, Intel Corporation
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All rights reserved. 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 <WebServer.h>
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#include <Library/MtrrLib.h>
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#define VARIABLE_MTRR_VALID 0x800
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CONST char * mMemoryType [ ] = {
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"Uncached",
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"Write Combining",
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"Reserved",
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"Reserved",
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"Write Through",
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"Write Protected",
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"Writeback"
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};
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/**
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Display a fixed MTRR row
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@param [in] SocketFD The socket's file descriptor to add to the list.
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@param [in] pPort The WSDT_PORT structure address
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@param [in] Start Start address for the region
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@param [in] End End address for the region
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@param [in] Type Memory type
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@retval EFI_SUCCESS The request was successfully processed
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**/
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EFI_STATUS
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MtrrDisplayFixedRow (
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IN int SocketFD,
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IN WSDT_PORT * pPort,
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IN UINT64 Start,
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IN UINT64 End,
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IN UINT64 Type
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)
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{
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EFI_STATUS Status;
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//
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// Use break instead of goto
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//
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for ( ; ; ) {
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//
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// Start the row
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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" <tr><td align=\"right\"><code>0x" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Start
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//
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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Start );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// End
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</code></td><td align=\"right\"><code>0x" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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End - 1 );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Type
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</code></td><td>" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Type &= 0xff;
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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( DIM ( mMemoryType ) > Type )
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? mMemoryType [ Type ]
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: "Reserved" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// End of row
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</td></tr>\r\n" );
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break;
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}
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//
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// Return the final status
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//
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return Status;
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}
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/**
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Display the memory type registers
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@param [in] SocketFD The socket's file descriptor to add to the list.
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@param [in] pPort The WSDT_PORT structure address
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@param [out] pbDone Address to receive the request completion status
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@retval EFI_SUCCESS The request was successfully processed
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**/
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EFI_STATUS
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MemoryTypeRegistersPage (
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IN int SocketFD,
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IN WSDT_PORT * pPort,
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OUT BOOLEAN * pbDone
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)
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{
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UINT64 Addr;
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BOOLEAN bValid;
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MSR_IA32_MTRRCAP_REGISTER Capabilities;
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UINTN Count;
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MSR_IA32_MTRR_DEF_TYPE_REGISTER DefType;
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UINTN Index;
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UINT64 Mask;
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CONST UINT64 mFixedAddresses [( 8 * MTRR_NUMBER_OF_FIXED_MTRR ) + 1 ] = {
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0ULL,
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0x10000ULL,
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0x20000ULL,
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0x30000ULL,
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0x40000ULL,
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0x50000ULL,
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0x60000ULL,
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0x70000ULL,
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0x80000ULL,
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0x84000ULL,
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0x88000ULL,
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0x8c000ULL,
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0x90000ULL,
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0x94000ULL,
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0x98000ULL,
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0x9c000ULL,
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0xa0000ULL,
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0xa4000ULL,
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0xa8000ULL,
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0xac000ULL,
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0xb0000ULL,
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0xb4000ULL,
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0xb8000ULL,
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0xbc000ULL,
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0xc0000ULL,
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0xc1000ULL,
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0xc2000ULL,
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0xc3000ULL,
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0xc4000ULL,
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0xc5000ULL,
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0xc6000ULL,
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0xc7000ULL,
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0xc8000ULL,
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0xc9000ULL,
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0xca000ULL,
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0xcb000ULL,
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0xcc000ULL,
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0xcd000ULL,
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0xce000ULL,
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0xcf000ULL,
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0xd0000ULL,
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0xd1000ULL,
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0xd2000ULL,
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0xd3000ULL,
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0xd4000ULL,
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0xd5000ULL,
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0xd6000ULL,
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0xd7000ULL,
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0xd8000ULL,
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0xd9000ULL,
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0xda000ULL,
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0xdb000ULL,
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0xdc000ULL,
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0xdd000ULL,
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0xde000ULL,
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0xdf000ULL,
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0xe0000ULL,
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0xe1000ULL,
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0xe2000ULL,
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0xe3000ULL,
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0xe4000ULL,
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0xe5000ULL,
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0xe6000ULL,
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0xe7000ULL,
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0xe8000ULL,
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0xe9000ULL,
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0xea000ULL,
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0xeb000ULL,
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0xec000ULL,
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0xed000ULL,
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0xee000ULL,
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0xef000ULL,
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0xf0000ULL,
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0xf1000ULL,
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0xf2000ULL,
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0xf3000ULL,
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0xf4000ULL,
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0xf5000ULL,
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0xf6000ULL,
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0xf7000ULL,
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0xf8000ULL,
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0xf9000ULL,
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0xfa000ULL,
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0xfb000ULL,
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0xfc000ULL,
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0xfd000ULL,
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0xfe000ULL,
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0xff000ULL,
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0x100000ULL
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};
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MTRR_SETTINGS Mtrr;
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CONST UINT64 * pMemEnd;
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CONST UINT64 * pMemStart;
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UINT64 PreviousType;
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UINT64 ShiftCount;
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EFI_STATUS Status;
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UINT64 Type;
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INT64 Value;
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DBG_ENTER ( );
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//
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// Send the Memory Type Registers page
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//
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for ( ; ; ) {
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//
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// Send the page header
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//
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Status = HttpPageHeader ( SocketFD, pPort, L"Memory Type Range Registers" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Send the header
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<h1>Memory Type Range Registers</h1>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Determine if MTRRs are supported
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//
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if ( !IsMtrrSupported ( )) {
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<p>Memory Type Range Registers are not supported!\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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}
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else {
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//
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// Get the capabilities
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//
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Capabilities.Uint64 = AsmReadMsr64 ( MSR_IA32_MTRRCAP );
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DefType.Uint64 = AsmReadMsr64 ( MSR_IA32_MTRR_DEF_TYPE );
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//
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// Display the capabilities
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<p>Capabilities: " );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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Capabilities.Uint64 );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<br>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Display the default type
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"Def Type: " );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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DefType.Uint64);
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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", MTRRs " );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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( 0 != DefType.Bits.E )
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? "Enabled"
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: "Disabled" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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", Fixed MTRRs " );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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( 0 != DefType.Bits.FE )
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? "Enabled"
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: "Disabled" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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", " );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Type = DefType.Uint64 & 0xff;
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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( DIM ( mMemoryType ) > Type )
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? mMemoryType [ Type ]
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: "Reserved" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</p>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Determine if MTRRs are enabled
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//
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if ( 0 == DefType.Bits.E ) {
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<p>All memory is uncached!</p>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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}
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else {
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//
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// Get the MTRRs
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//
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MtrrGetAllMtrrs ( &Mtrr );
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//
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// Determine if the fixed MTRRs are supported
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//
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if (( 0 != Capabilities.Bits.FIX )
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&& ( 0 != DefType.Bits.FE)) {
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//
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// Beginning of table
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<h2>Fixed MTRRs</h2>\r\n"
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"<table>\r\n"
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" <tr><th>Index</th><th align=\"right\">Value</th><th align=\"right\">Start</th><th align=\"right\">End</th></tr>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Display the fixed MTRRs
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//
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pMemStart = &mFixedAddresses[ 0 ];
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for ( Count = 0; DIM ( Mtrr.Fixed.Mtrr ) > Count; Count++ ) {
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//
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// Start the row
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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" <tr><td>" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Index
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//
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Status = HttpSendValue ( SocketFD,
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pPort,
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Count );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Value
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</td><td align=\"right\"><code>0x" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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Mtrr.Fixed.Mtrr[ Count ]);
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Start
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</code></td><td align=\"right\"><code>0x" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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*pMemStart );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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pMemStart += 8;
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//
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// Value
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</code></td><td align=\"right\"><code>0x" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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Status = HttpSendHexValue ( SocketFD,
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pPort,
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*pMemStart - 1 );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// End of row
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</code></td></tr>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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}
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// End of table
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"</table>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Beginning of table
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//
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Status = HttpSendAnsiString ( SocketFD,
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pPort,
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"<table>\r\n"
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" <tr><th align=\"right\">Start</th><th align=\"right\">End</th><th align=\"left\">Type</th></tr>\r\n" );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Decode the fixed MTRRs
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//
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PreviousType = Mtrr.Fixed.Mtrr[ 0 ] & 0xff;
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pMemStart = &mFixedAddresses[ 0 ];
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pMemEnd = pMemStart;
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for ( Count = 0; DIM ( Mtrr.Fixed.Mtrr ) > Count; Count++ ) {
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//
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// Get the memory types
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//
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Type = Mtrr.Fixed.Mtrr[ Count ];
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//
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// Walk the memory range
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//
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for ( Index = 0; 8 > Index; Index++ ) {
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//
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// Determine if this is the same memory type
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//
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if ( PreviousType != ( Type & 0xff )) {
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//
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// Display the row
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//
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Status = MtrrDisplayFixedRow ( SocketFD,
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pPort,
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*pMemStart,
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*pMemEnd,
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PreviousType );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Start the next range of addresses
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//
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pMemStart = pMemEnd;
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PreviousType = Type & 0xff;
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}
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//
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// Set the next memory range and type
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//
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Type >>= 8;
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pMemEnd += 1;
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}
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if ( EFI_ERROR ( Status )) {
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break;
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}
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}
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// Display the final row
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//
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Status = MtrrDisplayFixedRow ( SocketFD,
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pPort,
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*pMemStart,
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*pMemEnd,
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PreviousType );
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if ( EFI_ERROR ( Status )) {
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break;
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}
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//
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// End of table
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//
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Status = HttpSendAnsiString ( SocketFD,
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|
pPort,
|
|
"</table>\r\n" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Determine if the variable MTRRs are supported
|
|
//
|
|
if ( 0 < Capabilities.Bits.VCNT ) {
|
|
//
|
|
// Beginning of table
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"<h2>Variable MTRRs</h2>\r\n"
|
|
"<table>\r\n"
|
|
" <tr><th>Index</th><th align=\"right\">Base</th><th align=\"right\">Mask</th><th align=\"right\">Start</th><th align=\"right\">End</th></tr>\r\n" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Display the variable MTRRs
|
|
//
|
|
for ( Count = 0; Capabilities.Bits.VCNT > Count; Count++ ) {
|
|
//
|
|
// Start the row
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
" <tr><td>" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Index
|
|
//
|
|
Status = HttpSendValue ( SocketFD,
|
|
pPort,
|
|
Count );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Base
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</td><td align=\"right\"><code>0x" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
Status = HttpSendHexValue ( SocketFD,
|
|
pPort,
|
|
Mtrr.Variables.Mtrr[ Count ].Base );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Mask
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</td><td align=\"right\"><code>0x" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
Status = HttpSendHexValue ( SocketFD,
|
|
pPort,
|
|
Mtrr.Variables.Mtrr[ Count ].Mask );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Determine if the entry is valid
|
|
//
|
|
bValid = ( Mtrr.Variables.Mtrr[ Count ].Mask & VARIABLE_MTRR_VALID ) ? TRUE : FALSE;
|
|
|
|
//
|
|
// Start
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</code></td><td align=\"right\"><code>" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
Addr = Mtrr.Variables.Mtrr[ Count ].Base & 0xfffffffffffff000ULL;
|
|
if ( bValid ) {
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"0x" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
Status = HttpSendHexValue ( SocketFD,
|
|
pPort,
|
|
Addr );
|
|
}
|
|
else {
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"Invalid" );
|
|
}
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// End
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</code></td><td align=\"right\"><code>" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
if ( bValid ) {
|
|
//
|
|
// Determine the end address
|
|
//
|
|
Mask = Mtrr.Variables.Mtrr[ Count ].Mask;
|
|
Value = Mask;
|
|
ShiftCount = 0;
|
|
while ( 0 < Value ) {
|
|
Value <<= 1;
|
|
ShiftCount += 1;
|
|
}
|
|
Value = 1;
|
|
Value <<= 64 - ShiftCount;
|
|
Value -= 1;
|
|
Value = ~Value;
|
|
Value |= Mask;
|
|
Value &= ~VARIABLE_MTRR_VALID;
|
|
Value = ~Value;
|
|
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"0x" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
Status = HttpSendHexValue ( SocketFD,
|
|
pPort,
|
|
Addr + Value );
|
|
}
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Type
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</code></td><td>" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
if ( bValid ) {
|
|
Type = Mtrr.Variables.Mtrr[ Count ].Base & 0xFF;
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
( DIM ( mMemoryType ) > Type )
|
|
? mMemoryType [ Type ]
|
|
: "Reserved" );
|
|
}
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// End of row
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</td></tr>\r\n" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
}
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
|
|
//
|
|
// End of table
|
|
//
|
|
Status = HttpSendAnsiString ( SocketFD,
|
|
pPort,
|
|
"</table>\r\n" );
|
|
if ( EFI_ERROR ( Status )) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Send the page trailer
|
|
//
|
|
Status = HttpPageTrailer ( SocketFD, pPort, pbDone );
|
|
break;
|
|
}
|
|
|
|
//
|
|
// Return the operation status
|
|
//
|
|
DBG_EXIT_STATUS ( Status );
|
|
return Status;
|
|
}
|