The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch up to that fact and revert to their recommended match of BSD-2-Clause. Discussed with: pfg MFC After: 3 days Sponsored by: Netflix
937 lines
22 KiB
C
937 lines
22 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 1996, by Steve Passe
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the developer may NOT be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* mptable.c
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*/
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#ifndef lint
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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/*
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* this will cause the raw mp table to be dumped to /tmp/mpdump
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*
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#define RAW_DUMP
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*/
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#define MP_SIG 0x5f504d5f /* _MP_ */
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#define EXTENDED_PROCESSING_READY
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#define OEM_PROCESSING_READY_NOT
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#include <sys/param.h>
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#include <sys/mman.h>
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#include <x86/mptable.h>
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#include <err.h>
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#include <fcntl.h>
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#include <paths.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#define SEP_LINE \
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"\n-------------------------------------------------------------------------------\n"
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#define SEP_LINE2 \
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"\n===============================================================================\n"
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/* EBDA is @ 40:0e in real-mode terms */
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#define EBDA_POINTER 0x040e /* location of EBDA pointer */
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/* CMOS 'top of mem' is @ 40:13 in real-mode terms */
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#define TOPOFMEM_POINTER 0x0413 /* BIOS: base memory size */
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#define DEFAULT_TOPOFMEM 0xa0000
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#define BIOS_BASE 0xf0000
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#define BIOS_BASE2 0xe0000
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#define BIOS_SIZE 0x10000
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#define ONE_KBYTE 1024
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#define GROPE_AREA1 0x80000
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#define GROPE_AREA2 0x90000
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#define GROPE_SIZE 0x10000
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#define MAXPNSTR 132
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typedef struct BUSTYPENAME {
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u_char type;
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char name[ 7 ];
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} busTypeName;
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static const busTypeName busTypeTable[] =
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{
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{ CBUS, "CBUS" },
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{ CBUSII, "CBUSII" },
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{ EISA, "EISA" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ ISA, "ISA" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ PCI, "PCI" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" },
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{ UNKNOWN_BUSTYPE, "---" }
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};
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static const char *whereStrings[] = {
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"Extended BIOS Data Area",
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"BIOS top of memory",
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"Default top of memory",
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"BIOS",
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"Extended BIOS",
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"GROPE AREA #1",
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"GROPE AREA #2"
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};
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static void apic_probe( u_int32_t* paddr, int* where );
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static void MPConfigDefault( int featureByte );
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static void MPFloatingPointer( u_int32_t paddr, int where, mpfps_t* mpfpsp );
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static void MPConfigTableHeader( u_int32_t pap );
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static void seekEntry( u_int32_t addr );
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static void readEntry( void* entry, int size );
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static void *mapEntry( u_int32_t addr, int size );
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static void processorEntry( proc_entry_ptr entry );
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static void busEntry( bus_entry_ptr entry );
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static void ioApicEntry( io_apic_entry_ptr entry );
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static void intEntry( int_entry_ptr entry );
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static void sasEntry( sas_entry_ptr entry );
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static void bhdEntry( bhd_entry_ptr entry );
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static void cbasmEntry( cbasm_entry_ptr entry );
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static void doDmesg( void );
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static void pnstr( char* s, int c );
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/* global data */
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static int pfd; /* physical /dev/mem fd */
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static int busses[256];
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static int apics[256];
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static int ncpu;
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static int nbus;
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static int napic;
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static int nintr;
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static int dmesg;
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static int grope;
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static int verbose;
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static void
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usage( void )
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{
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fprintf( stderr, "usage: mptable [-dmesg] [-verbose] [-grope] [-help]\n" );
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exit( 0 );
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}
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/*
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*
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*/
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int
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main( int argc, char *argv[] )
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{
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u_int32_t paddr;
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int where;
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mpfps_t mpfps;
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int defaultConfig;
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int ch;
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/* announce ourselves */
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puts( SEP_LINE2 );
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printf( "MPTable\n" );
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while ((ch = getopt(argc, argv, "d:g:h:v:")) != -1) {
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switch(ch) {
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case 'd':
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if ( strcmp( optarg, "mesg") == 0 )
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dmesg = 1;
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else
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dmesg = 0;
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break;
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case 'h':
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if ( strcmp( optarg, "elp") == 0 )
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usage();
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break;
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case 'g':
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if ( strcmp( optarg, "rope") == 0 )
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grope = 1;
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break;
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case 'v':
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if ( strcmp( optarg, "erbose") == 0 )
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verbose = 1;
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break;
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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optreset = 1;
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optind = 0;
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}
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/* open physical memory for access to MP structures */
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if ( (pfd = open( _PATH_MEM, O_RDONLY )) < 0 )
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err( 1, "mem open" );
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/* probe for MP structures */
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apic_probe( &paddr, &where );
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if ( where <= 0 ) {
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fprintf( stderr, "\n MP FPS NOT found,\n" );
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if (!grope)
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fprintf( stderr, " suggest trying -grope option!!!\n\n" );
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return 1;
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}
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if ( verbose )
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printf( "\n MP FPS found in %s @ physical addr: 0x%08x\n",
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whereStrings[ where - 1 ], paddr );
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puts( SEP_LINE );
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/* analyze the MP Floating Pointer Structure */
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MPFloatingPointer( paddr, where, &mpfps );
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puts( SEP_LINE );
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/* check whether an MP config table exists */
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if ( (defaultConfig = mpfps->config_type) )
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MPConfigDefault( defaultConfig );
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else
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MPConfigTableHeader( mpfps->pap );
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/* do a dmesg output */
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if ( dmesg )
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doDmesg();
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puts( SEP_LINE2 );
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return 0;
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}
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/*
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* set PHYSICAL address of MP floating pointer structure
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*/
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#define NEXT(X) ((X) += 4)
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static void
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apic_probe( u_int32_t* paddr, int* where )
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{
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/*
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* c rewrite of apic_probe() by Jack F. Vogel
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*/
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int x;
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u_short segment;
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u_int32_t target;
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u_int buffer[ BIOS_SIZE / sizeof( int ) ];
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if ( verbose )
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printf( "\n" );
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/* search Extended Bios Data Area, if present */
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if ( verbose )
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printf( " looking for EBDA pointer @ 0x%04x, ", EBDA_POINTER );
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seekEntry( (u_int32_t)EBDA_POINTER );
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readEntry( &segment, 2 );
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if ( segment ) { /* search EBDA */
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target = (u_int32_t)segment << 4;
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if ( verbose )
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printf( "found, searching EBDA @ 0x%08x\n", target );
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seekEntry( target );
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readEntry( buffer, ONE_KBYTE );
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for ( x = 0; x < ONE_KBYTE / (int)sizeof ( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 1;
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*paddr = (x * sizeof( unsigned int )) + target;
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return;
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}
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}
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}
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else {
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if ( verbose )
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printf( "NOT found\n" );
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}
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/* read CMOS for real top of mem */
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seekEntry( (u_int32_t)TOPOFMEM_POINTER );
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readEntry( &segment, 2 );
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--segment; /* less ONE_KBYTE */
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target = segment * 1024;
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if ( verbose )
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printf( " searching CMOS 'top of mem' @ 0x%08x (%dK)\n",
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target, segment );
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seekEntry( target );
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readEntry( buffer, ONE_KBYTE );
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for ( x = 0; x < ONE_KBYTE / (int)sizeof ( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 2;
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*paddr = (x * sizeof( unsigned int )) + target;
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return;
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}
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}
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/* we don't necessarily believe CMOS, check base of the last 1K of 640K */
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if ( target != (DEFAULT_TOPOFMEM - 1024)) {
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target = (DEFAULT_TOPOFMEM - 1024);
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if ( verbose )
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printf( " searching default 'top of mem' @ 0x%08x (%dK)\n",
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target, (target / 1024) );
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seekEntry( target );
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readEntry( buffer, ONE_KBYTE );
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for ( x = 0; x < ONE_KBYTE / (int)sizeof ( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 3;
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*paddr = (x * sizeof( unsigned int )) + target;
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return;
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}
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}
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}
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/* search the BIOS */
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if ( verbose )
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printf( " searching BIOS @ 0x%08x\n", BIOS_BASE );
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seekEntry( BIOS_BASE );
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readEntry( buffer, BIOS_SIZE );
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for ( x = 0; x < BIOS_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 4;
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*paddr = (x * sizeof( unsigned int )) + BIOS_BASE;
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return;
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}
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}
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/* search the extended BIOS */
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if ( verbose )
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printf( " searching extended BIOS @ 0x%08x\n", BIOS_BASE2 );
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seekEntry( BIOS_BASE2 );
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readEntry( buffer, BIOS_SIZE );
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for ( x = 0; x < BIOS_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 5;
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*paddr = (x * sizeof( unsigned int )) + BIOS_BASE2;
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return;
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}
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}
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if ( grope ) {
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/* search additional memory */
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target = GROPE_AREA1;
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if ( verbose )
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printf( " groping memory @ 0x%08x\n", target );
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seekEntry( target );
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readEntry( buffer, GROPE_SIZE );
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for ( x = 0; x < GROPE_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 6;
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*paddr = (x * sizeof( unsigned int )) + GROPE_AREA1;
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return;
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}
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}
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target = GROPE_AREA2;
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if ( verbose )
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printf( " groping memory @ 0x%08x\n", target );
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seekEntry( target );
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readEntry( buffer, GROPE_SIZE );
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for ( x = 0; x < GROPE_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) {
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if ( buffer[ x ] == MP_SIG ) {
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*where = 7;
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*paddr = (x * sizeof( unsigned int )) + GROPE_AREA2;
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return;
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}
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}
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}
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*where = 0;
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*paddr = (u_int32_t)0;
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}
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/*
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*
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*/
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static void
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MPFloatingPointer( u_int32_t paddr, int where, mpfps_t* mpfpsp )
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{
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mpfps_t mpfps;
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/* map in mpfps structure*/
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*mpfpsp = mpfps = mapEntry( paddr, sizeof( *mpfps ) );
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/* show its contents */
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printf( "MP Floating Pointer Structure:\n\n" );
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printf( " location:\t\t\t" );
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switch ( where )
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{
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case 1:
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printf( "EBDA\n" );
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break;
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case 2:
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printf( "BIOS base memory\n" );
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break;
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case 3:
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printf( "DEFAULT base memory (639K)\n" );
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break;
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case 4:
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printf( "BIOS\n" );
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break;
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case 5:
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printf( "Extended BIOS\n" );
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break;
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case 0:
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printf( "NOT found!\n" );
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exit( 1 );
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default:
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printf( "BOGUS!\n" );
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exit( 1 );
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}
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printf( " physical address:\t\t0x%08x\n", paddr );
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printf( " signature:\t\t\t'" );
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pnstr( mpfps->signature, 4 );
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printf( "'\n" );
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printf( " length:\t\t\t%d bytes\n", mpfps->length * 16 );
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printf( " version:\t\t\t1.%1d\n", mpfps->spec_rev );
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printf( " checksum:\t\t\t0x%02x\n", mpfps->checksum );
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/* bits 0:6 are RESERVED */
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if ( mpfps->mpfb2 & 0x7f ) {
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printf( " warning, MP feature byte 2: 0x%02x\n", mpfps->mpfb2 );
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}
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/* bit 7 is IMCRP */
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printf( " mode:\t\t\t\t%s\n", (mpfps->mpfb2 & MPFB2_IMCR_PRESENT) ?
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"PIC" : "Virtual Wire" );
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/* MP feature bytes 3-5 are expected to be ZERO */
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if ( mpfps->mpfb3 )
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printf( " warning, MP feature byte 3 NONZERO!\n" );
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if ( mpfps->mpfb4 )
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printf( " warning, MP feature byte 4 NONZERO!\n" );
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if ( mpfps->mpfb5 )
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printf( " warning, MP feature byte 5 NONZERO!\n" );
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}
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/*
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*
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*/
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static void
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MPConfigDefault( int featureByte )
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{
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printf( " MP default config type: %d\n\n", featureByte );
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switch ( featureByte ) {
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case 1:
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printf( " bus: ISA, APIC: 82489DX\n" );
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break;
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case 2:
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printf( " bus: EISA, APIC: 82489DX\n" );
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break;
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case 3:
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printf( " bus: EISA, APIC: 82489DX\n" );
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break;
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case 4:
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printf( " bus: MCA, APIC: 82489DX\n" );
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break;
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case 5:
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printf( " bus: ISA+PCI, APIC: Integrated\n" );
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break;
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case 6:
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printf( " bus: EISA+PCI, APIC: Integrated\n" );
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break;
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case 7:
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printf( " bus: MCA+PCI, APIC: Integrated\n" );
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break;
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default:
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printf( " future type\n" );
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break;
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}
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switch ( featureByte ) {
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case 1:
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case 2:
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case 3:
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case 4:
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nbus = 1;
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break;
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case 5:
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case 6:
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case 7:
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nbus = 2;
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break;
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default:
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printf( " future type\n" );
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break;
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}
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ncpu = 2;
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napic = 1;
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nintr = 16;
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}
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/*
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*
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*/
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static void
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MPConfigTableHeader( u_int32_t pap )
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{
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mpcth_t cth;
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int x;
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int totalSize;
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int c;
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int oldtype, entrytype;
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u_int8_t *entry;
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if ( pap == 0 ) {
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printf( "MP Configuration Table Header MISSING!\n" );
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exit( 1 );
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}
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/* map in cth structure */
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cth = mapEntry( pap, sizeof( *cth ) );
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printf( "MP Config Table Header:\n\n" );
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printf( " physical address:\t\t0x%08x\n", pap );
|
|
|
|
printf( " signature:\t\t\t'" );
|
|
pnstr( cth->signature, 4 );
|
|
printf( "'\n" );
|
|
|
|
printf( " base table length:\t\t%d\n", cth->base_table_length );
|
|
|
|
printf( " version:\t\t\t1.%1d\n", cth->spec_rev );
|
|
printf( " checksum:\t\t\t0x%02x\n", cth->checksum );
|
|
|
|
printf( " OEM ID:\t\t\t'" );
|
|
pnstr( cth->oem_id, 8 );
|
|
printf( "'\n" );
|
|
|
|
printf( " Product ID:\t\t\t'" );
|
|
pnstr( cth->product_id, 12 );
|
|
printf( "'\n" );
|
|
|
|
printf( " OEM table pointer:\t\t0x%08x\n", cth->oem_table_pointer );
|
|
printf( " OEM table size:\t\t%d\n", cth->oem_table_size );
|
|
|
|
printf( " entry count:\t\t\t%d\n", cth->entry_count );
|
|
|
|
printf( " local APIC address:\t\t0x%08x\n", cth->apic_address );
|
|
|
|
printf( " extended table length:\t%d\n", cth->extended_table_length );
|
|
printf( " extended table checksum:\t%d\n", cth->extended_table_checksum );
|
|
|
|
totalSize = cth->base_table_length - sizeof( struct MPCTH );
|
|
|
|
puts( SEP_LINE );
|
|
|
|
printf( "MP Config Base Table Entries:\n\n" );
|
|
|
|
/* initialize tables */
|
|
for (x = 0; x < (int)nitems(busses); x++)
|
|
busses[x] = 0xff;
|
|
|
|
for (x = 0; x < (int)nitems(apics); x++)
|
|
apics[x] = 0xff;
|
|
|
|
ncpu = 0;
|
|
nbus = 0;
|
|
napic = 0;
|
|
nintr = 0;
|
|
|
|
oldtype = -1;
|
|
entry = mapEntry(pap + sizeof(*cth), cth->base_table_length);
|
|
for (c = cth->entry_count; c; c--) {
|
|
entrytype = *entry;
|
|
if (entrytype != oldtype)
|
|
printf("--\n");
|
|
if (entrytype < oldtype)
|
|
printf("MPTABLE OUT OF ORDER!\n");
|
|
switch (entrytype) {
|
|
case MPCT_ENTRY_PROCESSOR:
|
|
if (oldtype != MPCT_ENTRY_PROCESSOR)
|
|
printf( "Processors:\tAPIC ID\tVersion\tState"
|
|
"\t\tFamily\tModel\tStep\tFlags\n" );
|
|
processorEntry((proc_entry_ptr)entry);
|
|
entry += sizeof(struct PROCENTRY);
|
|
break;
|
|
|
|
case MPCT_ENTRY_BUS:
|
|
if (oldtype != MPCT_ENTRY_BUS)
|
|
printf( "Bus:\t\tBus ID\tType\n" );
|
|
busEntry((bus_entry_ptr)entry);
|
|
entry += sizeof(struct BUSENTRY);
|
|
break;
|
|
|
|
case MPCT_ENTRY_IOAPIC:
|
|
if (oldtype != MPCT_ENTRY_IOAPIC)
|
|
printf( "I/O APICs:\tAPIC ID\tVersion\tState\t\tAddress\n" );
|
|
ioApicEntry((io_apic_entry_ptr)entry);
|
|
entry += sizeof(struct IOAPICENTRY);
|
|
break;
|
|
|
|
case MPCT_ENTRY_INT:
|
|
if (oldtype != MPCT_ENTRY_INT)
|
|
printf( "I/O Ints:\tType\tPolarity Trigger\tBus ID\t IRQ\tAPIC ID\tPIN#\n" );
|
|
intEntry((int_entry_ptr)entry);
|
|
entry += sizeof(struct INTENTRY);
|
|
break;
|
|
|
|
case MPCT_ENTRY_LOCAL_INT:
|
|
if (oldtype != MPCT_ENTRY_LOCAL_INT)
|
|
printf( "Local Ints:\tType\tPolarity Trigger\tBus ID\t IRQ\tAPIC ID\tPIN#\n" );
|
|
intEntry((int_entry_ptr)entry);
|
|
entry += sizeof(struct INTENTRY);
|
|
break;
|
|
|
|
default:
|
|
printf("MPTABLE HOSED! record type = %d\n", entrytype);
|
|
exit(1);
|
|
}
|
|
oldtype = entrytype;
|
|
}
|
|
|
|
|
|
#if defined( EXTENDED_PROCESSING_READY )
|
|
/* process any extended data */
|
|
if ( cth->extended_table_length ) {
|
|
ext_entry_ptr ext_entry, end;
|
|
|
|
puts( SEP_LINE );
|
|
|
|
printf( "MP Config Extended Table Entries:\n\n" );
|
|
|
|
ext_entry = mapEntry(pap + cth->base_table_length,
|
|
cth->extended_table_length);
|
|
end = (ext_entry_ptr)((char *)ext_entry + cth->extended_table_length);
|
|
while (ext_entry < end) {
|
|
switch (ext_entry->type) {
|
|
case MPCT_EXTENTRY_SAS:
|
|
sasEntry((sas_entry_ptr)ext_entry);
|
|
break;
|
|
case MPCT_EXTENTRY_BHD:
|
|
bhdEntry((bhd_entry_ptr)ext_entry);
|
|
break;
|
|
case MPCT_EXTENTRY_CBASM:
|
|
cbasmEntry((cbasm_entry_ptr)ext_entry);
|
|
break;
|
|
default:
|
|
printf( "Extended Table HOSED!\n" );
|
|
exit( 1 );
|
|
}
|
|
|
|
ext_entry = (ext_entry_ptr)((char *)ext_entry + ext_entry->length);
|
|
}
|
|
}
|
|
#endif /* EXTENDED_PROCESSING_READY */
|
|
|
|
/* process any OEM data */
|
|
if ( cth->oem_table_pointer && (cth->oem_table_size > 0) ) {
|
|
#if defined( OEM_PROCESSING_READY )
|
|
# error your on your own here!
|
|
/* map in oem table structure */
|
|
oemdata = mapEntry( cth->oem_table_pointer, cth->oem_table_size);
|
|
|
|
/** process it */
|
|
#else
|
|
printf( "\nyou need to modify the source to handle OEM data!\n\n" );
|
|
#endif /* OEM_PROCESSING_READY */
|
|
}
|
|
|
|
fflush( stdout );
|
|
|
|
#if defined( RAW_DUMP )
|
|
{
|
|
int ofd;
|
|
void *dumpbuf;
|
|
|
|
ofd = open( "/tmp/mpdump", O_CREAT | O_RDWR, 0666 );
|
|
|
|
dumpbuf = mapEntry( paddr, 1024 );
|
|
write( ofd, dumpbuf, 1024 );
|
|
close( ofd );
|
|
}
|
|
#endif /* RAW_DUMP */
|
|
}
|
|
|
|
|
|
/*
|
|
*
|
|
*/
|
|
static void
|
|
seekEntry( u_int32_t addr )
|
|
{
|
|
if ( lseek( pfd, (off_t)addr, SEEK_SET ) < 0 )
|
|
err( 1, "%s seek", _PATH_MEM );
|
|
}
|
|
|
|
|
|
/*
|
|
*
|
|
*/
|
|
static void
|
|
readEntry( void* entry, int size )
|
|
{
|
|
if ( read( pfd, entry, size ) != size )
|
|
err( 1, "readEntry" );
|
|
}
|
|
|
|
static void *
|
|
mapEntry( u_int32_t addr, int size )
|
|
{
|
|
void *p;
|
|
|
|
p = mmap( NULL, size, PROT_READ, MAP_SHARED, pfd, addr );
|
|
if (p == MAP_FAILED)
|
|
err( 1, "mapEntry" );
|
|
return (p);
|
|
}
|
|
|
|
static void
|
|
processorEntry( proc_entry_ptr entry )
|
|
{
|
|
|
|
/* count it */
|
|
++ncpu;
|
|
|
|
printf( "\t\t%2d", entry->apic_id );
|
|
printf( "\t 0x%2x", entry->apic_version );
|
|
|
|
printf( "\t %s, %s",
|
|
(entry->cpu_flags & PROCENTRY_FLAG_BP) ? "BSP" : "AP",
|
|
(entry->cpu_flags & PROCENTRY_FLAG_EN) ? "usable" : "unusable" );
|
|
|
|
printf( "\t %d\t %d\t %d",
|
|
(entry->cpu_signature >> 8) & 0x0f,
|
|
(entry->cpu_signature >> 4) & 0x0f,
|
|
entry->cpu_signature & 0x0f );
|
|
|
|
printf( "\t 0x%04x\n", entry->feature_flags );
|
|
}
|
|
|
|
|
|
/*
|
|
*
|
|
*/
|
|
static int
|
|
lookupBusType( char* name )
|
|
{
|
|
int x;
|
|
|
|
for ( x = 0; x < MAX_BUSTYPE; ++x )
|
|
if ( strcmp( busTypeTable[ x ].name, name ) == 0 )
|
|
return busTypeTable[ x ].type;
|
|
|
|
return UNKNOWN_BUSTYPE;
|
|
}
|
|
|
|
|
|
static void
|
|
busEntry( bus_entry_ptr entry )
|
|
{
|
|
int x;
|
|
char name[ 8 ];
|
|
char c;
|
|
|
|
/* count it */
|
|
++nbus;
|
|
|
|
printf( "\t\t%2d", entry->bus_id );
|
|
printf( "\t " ); pnstr( entry->bus_type, 6 ); printf( "\n" );
|
|
|
|
for ( x = 0; x < 6; ++x ) {
|
|
if ( (c = entry->bus_type[ x ]) == ' ' )
|
|
break;
|
|
name[ x ] = c;
|
|
}
|
|
name[ x ] = '\0';
|
|
busses[ entry->bus_id ] = lookupBusType( name );
|
|
}
|
|
|
|
|
|
static void
|
|
ioApicEntry( io_apic_entry_ptr entry )
|
|
{
|
|
|
|
/* count it */
|
|
++napic;
|
|
|
|
printf( "\t\t%2d", entry->apic_id );
|
|
printf( "\t 0x%02x", entry->apic_version );
|
|
printf( "\t %s",
|
|
(entry->apic_flags & IOAPICENTRY_FLAG_EN) ? "usable" : "unusable" );
|
|
printf( "\t\t 0x%x\n", entry->apic_address );
|
|
|
|
apics[ entry->apic_id ] = entry->apic_id;
|
|
}
|
|
|
|
|
|
static const char *intTypes[] = {
|
|
"INT", "NMI", "SMI", "ExtINT"
|
|
};
|
|
|
|
static const char *polarityMode[] = {
|
|
"conforms", "active-hi", "reserved", "active-lo"
|
|
};
|
|
static const char *triggerMode[] = {
|
|
"conforms", "edge", "reserved", "level"
|
|
};
|
|
|
|
static void
|
|
intEntry( int_entry_ptr entry )
|
|
{
|
|
|
|
/* count it */
|
|
if ( entry->type == MPCT_ENTRY_INT )
|
|
++nintr;
|
|
|
|
printf( "\t\t%s", intTypes[ entry->int_type ] );
|
|
|
|
printf( "\t%9s", polarityMode[ entry->int_flags & INTENTRY_FLAGS_POLARITY ] );
|
|
printf( "%12s", triggerMode[ (entry->int_flags & INTENTRY_FLAGS_TRIGGER) >> 2 ] );
|
|
|
|
printf( "\t %5d", entry->src_bus_id );
|
|
if ( busses[ entry->src_bus_id ] == PCI )
|
|
printf( "\t%2d:%c",
|
|
(entry->src_bus_irq >> 2) & 0x1f,
|
|
(entry->src_bus_irq & 0x03) + 'A' );
|
|
else
|
|
printf( "\t %3d", entry->src_bus_irq );
|
|
printf( "\t %6d", entry->dst_apic_id );
|
|
printf( "\t %3d\n", entry->dst_apic_int );
|
|
}
|
|
|
|
|
|
static void
|
|
sasEntry( sas_entry_ptr entry )
|
|
{
|
|
|
|
printf( "--\nSystem Address Space\n");
|
|
printf( " bus ID: %d", entry->bus_id );
|
|
printf( " address type: " );
|
|
switch ( entry->address_type ) {
|
|
case SASENTRY_TYPE_IO:
|
|
printf( "I/O address\n" );
|
|
break;
|
|
case SASENTRY_TYPE_MEMORY:
|
|
printf( "memory address\n" );
|
|
break;
|
|
case SASENTRY_TYPE_PREFETCH:
|
|
printf( "prefetch address\n" );
|
|
break;
|
|
default:
|
|
printf( "UNKNOWN type\n" );
|
|
break;
|
|
}
|
|
|
|
printf( " address base: 0x%jx\n", (uintmax_t)entry->address_base );
|
|
printf( " address range: 0x%jx\n", (uintmax_t)entry->address_length );
|
|
}
|
|
|
|
|
|
static void
|
|
bhdEntry( bhd_entry_ptr entry )
|
|
{
|
|
|
|
printf( "--\nBus Hierarchy\n" );
|
|
printf( " bus ID: %d", entry->bus_id );
|
|
printf( " bus info: 0x%02x", entry->bus_info );
|
|
printf( " parent bus ID: %d\n", entry->parent_bus );
|
|
}
|
|
|
|
|
|
static void
|
|
cbasmEntry( cbasm_entry_ptr entry )
|
|
{
|
|
|
|
printf( "--\nCompatibility Bus Address\n" );
|
|
printf( " bus ID: %d", entry->bus_id );
|
|
printf( " address modifier: %s\n",
|
|
(entry->address_mod & CBASMENTRY_ADDRESS_MOD_SUBTRACT) ?
|
|
"subtract" : "add" );
|
|
printf( " predefined range: 0x%08x\n", entry->predefined_range );
|
|
}
|
|
|
|
|
|
/*
|
|
* do a dmesg output
|
|
*/
|
|
static void
|
|
doDmesg( void )
|
|
{
|
|
puts( SEP_LINE );
|
|
|
|
printf( "dmesg output:\n\n" );
|
|
fflush( stdout );
|
|
system( "dmesg" );
|
|
}
|
|
|
|
|
|
/*
|
|
*
|
|
*/
|
|
static void
|
|
pnstr( char* s, int c )
|
|
{
|
|
char string[ MAXPNSTR + 1 ];
|
|
|
|
if ( c > MAXPNSTR )
|
|
c = MAXPNSTR;
|
|
strncpy( string, s, c );
|
|
string[ c ] = '\0';
|
|
printf( "%s", string );
|
|
}
|