mptable.c revision 120590
125265Sfsmp/* 225265Sfsmp * Copyright (c) 1996, by Steve Passe 325265Sfsmp * All rights reserved. 425265Sfsmp * 525265Sfsmp * Redistribution and use in source and binary forms, with or without 625265Sfsmp * modification, are permitted provided that the following conditions 725265Sfsmp * are met: 825265Sfsmp * 1. Redistributions of source code must retain the above copyright 925265Sfsmp * notice, this list of conditions and the following disclaimer. 1025265Sfsmp * 2. The name of the developer may NOT be used to endorse or promote products 1125265Sfsmp * derived from this software without specific prior written permission. 1225265Sfsmp * 1325265Sfsmp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1425265Sfsmp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1525265Sfsmp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1625265Sfsmp * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1725265Sfsmp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1825265Sfsmp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 1925265Sfsmp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2025265Sfsmp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2125265Sfsmp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2225265Sfsmp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2325265Sfsmp * SUCH DAMAGE. 2425265Sfsmp */ 2525265Sfsmp 2625265Sfsmp/* 2725265Sfsmp * mptable.c 2825265Sfsmp */ 2925265Sfsmp 3029850Scharnier#ifndef lint 3129850Scharnierstatic const char rcsid[] = 3250479Speter "$FreeBSD: head/usr.sbin/mptable/mptable.c 120590 2003-09-30 04:09:21Z peter $"; 3329850Scharnier#endif /* not lint */ 3429850Scharnier 3525265Sfsmp#define VMAJOR 2 3625265Sfsmp#define VMINOR 0 3729161Sfsmp#define VDELTA 15 3825265Sfsmp 3925265Sfsmp/* 4025265Sfsmp * this will cause the raw mp table to be dumped to /tmp/mpdump 4125265Sfsmp * 4225265Sfsmp#define RAW_DUMP 4325265Sfsmp */ 4425265Sfsmp 4525265Sfsmp#define MP_SIG 0x5f504d5f /* _MP_ */ 4625265Sfsmp#define EXTENDED_PROCESSING_READY 4725265Sfsmp#define OEM_PROCESSING_READY_NOT 4825265Sfsmp 4933774Sbde#include <sys/types.h> 5029850Scharnier#include <err.h> 5129850Scharnier#include <fcntl.h> 5269793Sobrien#include <paths.h> 5325265Sfsmp#include <stdio.h> 5429850Scharnier#include <stdlib.h> 5529850Scharnier#include <string.h> 5625265Sfsmp#include <unistd.h> 5725265Sfsmp 5825265Sfsmp#define SEP_LINE \ 5925265Sfsmp"\n-------------------------------------------------------------------------------\n" 6025265Sfsmp 6125265Sfsmp#define SEP_LINE2 \ 6225265Sfsmp"\n===============================================================================\n" 6325265Sfsmp 6425265Sfsmp/* EBDA is @ 40:0e in real-mode terms */ 6525265Sfsmp#define EBDA_POINTER 0x040e /* location of EBDA pointer */ 6625265Sfsmp 6725265Sfsmp/* CMOS 'top of mem' is @ 40:13 in real-mode terms */ 6825265Sfsmp#define TOPOFMEM_POINTER 0x0413 /* BIOS: base memory size */ 6925265Sfsmp 7025265Sfsmp#define DEFAULT_TOPOFMEM 0xa0000 7125265Sfsmp 7225265Sfsmp#define BIOS_BASE 0xf0000 7325265Sfsmp#define BIOS_BASE2 0xe0000 7425265Sfsmp#define BIOS_SIZE 0x10000 7525265Sfsmp#define ONE_KBYTE 1024 7625265Sfsmp 7725265Sfsmp#define GROPE_AREA1 0x80000 7825265Sfsmp#define GROPE_AREA2 0x90000 7925265Sfsmp#define GROPE_SIZE 0x10000 8025265Sfsmp 8125265Sfsmp#define PROCENTRY_FLAG_EN 0x01 8225265Sfsmp#define PROCENTRY_FLAG_BP 0x02 8325265Sfsmp#define IOAPICENTRY_FLAG_EN 0x01 8425265Sfsmp 8525265Sfsmp#define MAXPNSTR 132 8625265Sfsmp 8725265Sfsmpenum busTypes { 8825265Sfsmp CBUS = 1, 8925265Sfsmp CBUSII = 2, 9025265Sfsmp EISA = 3, 9125265Sfsmp ISA = 6, 9225265Sfsmp PCI = 13, 9325265Sfsmp XPRESS = 18, 9425265Sfsmp MAX_BUSTYPE = 18, 9525265Sfsmp UNKNOWN_BUSTYPE = 0xff 9625265Sfsmp}; 9725265Sfsmp 9825265Sfsmptypedef struct BUSTYPENAME { 9925265Sfsmp u_char type; 10025265Sfsmp char name[ 7 ]; 10125265Sfsmp} busTypeName; 10225265Sfsmp 10325265Sfsmpstatic busTypeName busTypeTable[] = 10425265Sfsmp{ 10525265Sfsmp { CBUS, "CBUS" }, 10625265Sfsmp { CBUSII, "CBUSII" }, 10725265Sfsmp { EISA, "EISA" }, 10825265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 10925265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11025265Sfsmp { ISA, "ISA" }, 11125265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11225265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11325265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11425265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11525265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11625265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11725265Sfsmp { PCI, "PCI" }, 11825265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 11925265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 12025265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 12125265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 12225265Sfsmp { UNKNOWN_BUSTYPE, "---" }, 12325265Sfsmp { UNKNOWN_BUSTYPE, "---" } 12425265Sfsmp}; 12525265Sfsmp 126120590Speterconst char* whereStrings[] = { 12725265Sfsmp "Extended BIOS Data Area", 12825265Sfsmp "BIOS top of memory", 12925265Sfsmp "Default top of memory", 13025265Sfsmp "BIOS", 13125265Sfsmp "Extended BIOS", 13225265Sfsmp "GROPE AREA #1", 13325265Sfsmp "GROPE AREA #2" 13425265Sfsmp}; 13525265Sfsmp 13625265Sfsmptypedef struct TABLE_ENTRY { 13725265Sfsmp u_char type; 13825265Sfsmp u_char length; 13925265Sfsmp char name[ 32 ]; 14025265Sfsmp} tableEntry; 14125265Sfsmp 14225265SfsmptableEntry basetableEntryTypes[] = 14325265Sfsmp{ 14425265Sfsmp { 0, 20, "Processor" }, 14525265Sfsmp { 1, 8, "Bus" }, 14625265Sfsmp { 2, 8, "I/O APIC" }, 14725265Sfsmp { 3, 8, "I/O INT" }, 14825265Sfsmp { 4, 8, "Local INT" } 14925265Sfsmp}; 15025265Sfsmp 15125265SfsmptableEntry extendedtableEntryTypes[] = 15225265Sfsmp{ 15325265Sfsmp { 128, 20, "System Address Space" }, 15425265Sfsmp { 129, 8, "Bus Heirarchy" }, 15525265Sfsmp { 130, 8, "Compatibility Bus Address" } 15625265Sfsmp}; 15725265Sfsmp 15825265Sfsmp/* MP Floating Pointer Structure */ 15925265Sfsmptypedef struct MPFPS { 16025265Sfsmp char signature[ 4 ]; 161120590Speter u_int32_t pap; 16225265Sfsmp u_char length; 16325265Sfsmp u_char spec_rev; 16425265Sfsmp u_char checksum; 16525265Sfsmp u_char mpfb1; 16625265Sfsmp u_char mpfb2; 16725265Sfsmp u_char mpfb3; 16825265Sfsmp u_char mpfb4; 16925265Sfsmp u_char mpfb5; 17025265Sfsmp} mpfps_t; 17125265Sfsmp 17225265Sfsmp/* MP Configuration Table Header */ 17325265Sfsmptypedef struct MPCTH { 17425265Sfsmp char signature[ 4 ]; 17525265Sfsmp u_short base_table_length; 17625265Sfsmp u_char spec_rev; 17725265Sfsmp u_char checksum; 17825265Sfsmp u_char oem_id[ 8 ]; 17925265Sfsmp u_char product_id[ 12 ]; 180120590Speter u_int32_t oem_table_pointer; 18125265Sfsmp u_short oem_table_size; 18225265Sfsmp u_short entry_count; 183120590Speter u_int32_t apic_address; 18425265Sfsmp u_short extended_table_length; 18525265Sfsmp u_char extended_table_checksum; 18625265Sfsmp u_char reserved; 18725265Sfsmp} mpcth_t; 18825265Sfsmp 18925265Sfsmp 19025265Sfsmptypedef struct PROCENTRY { 19125265Sfsmp u_char type; 19225265Sfsmp u_char apicID; 19325265Sfsmp u_char apicVersion; 19425265Sfsmp u_char cpuFlags; 195120590Speter u_int32_t cpuSignature; 196120590Speter u_int32_t featureFlags; 197120590Speter u_int32_t reserved1; 198120590Speter u_int32_t reserved2; 19925265Sfsmp} ProcEntry; 20025265Sfsmp 20125265Sfsmptypedef struct BUSENTRY { 20225265Sfsmp u_char type; 20325265Sfsmp u_char busID; 20425265Sfsmp char busType[ 6 ]; 20525265Sfsmp} BusEntry; 20625265Sfsmp 20725265Sfsmptypedef struct IOAPICENTRY { 20825265Sfsmp u_char type; 20925265Sfsmp u_char apicID; 21025265Sfsmp u_char apicVersion; 21125265Sfsmp u_char apicFlags; 212120590Speter u_int32_t apicAddress; 21325265Sfsmp} IOApicEntry; 21425265Sfsmp 21525265Sfsmptypedef struct INTENTRY { 21625265Sfsmp u_char type; 21725265Sfsmp u_char intType; 21825265Sfsmp u_short intFlags; 21925265Sfsmp u_char srcBusID; 22025265Sfsmp u_char srcBusIRQ; 22125265Sfsmp u_char dstApicID; 22225265Sfsmp u_char dstApicINT; 22325265Sfsmp} IntEntry; 22425265Sfsmp 22525265Sfsmp 22625265Sfsmp/* 22725265Sfsmp * extended entry type structures 22825265Sfsmp */ 22925265Sfsmp 23025265Sfsmptypedef struct SASENTRY { 23125265Sfsmp u_char type; 23225265Sfsmp u_char length; 23325265Sfsmp u_char busID; 23425265Sfsmp u_char addressType; 23525265Sfsmp u_int64_t addressBase; 23625265Sfsmp u_int64_t addressLength; 237120590Speter} __attribute__((__packed__)) SasEntry; 23825265Sfsmp 23925265Sfsmp 24025265Sfsmptypedef struct BHDENTRY { 24125265Sfsmp u_char type; 24225265Sfsmp u_char length; 24325265Sfsmp u_char busID; 24425265Sfsmp u_char busInfo; 24525265Sfsmp u_char busParent; 24625265Sfsmp u_char reserved[ 3 ]; 24725265Sfsmp} BhdEntry; 24825265Sfsmp 24925265Sfsmp 25025265Sfsmptypedef struct CBASMENTRY { 25125265Sfsmp u_char type; 25225265Sfsmp u_char length; 25325265Sfsmp u_char busID; 25425265Sfsmp u_char addressMod; 25525265Sfsmp u_int predefinedRange; 25625265Sfsmp} CbasmEntry; 25725265Sfsmp 25825265Sfsmp 25925265Sfsmp 260120590Speterstatic void apic_probe( u_int32_t* paddr, int* where ); 26125265Sfsmp 26225265Sfsmpstatic void MPConfigDefault( int featureByte ); 26325265Sfsmp 264120590Speterstatic void MPFloatingPointer( u_int32_t paddr, int where, mpfps_t* mpfps ); 265120590Speterstatic void MPConfigTableHeader( u_int32_t pap ); 26625265Sfsmp 26725265Sfsmpstatic int readType( void ); 268120590Speterstatic void seekEntry( u_int32_t addr ); 26925265Sfsmpstatic void readEntry( void* entry, int size ); 27025265Sfsmp 27125265Sfsmpstatic void processorEntry( void ); 27225265Sfsmpstatic void busEntry( void ); 27325265Sfsmpstatic void ioApicEntry( void ); 27425265Sfsmpstatic void intEntry( void ); 27525265Sfsmp 27625265Sfsmpstatic void sasEntry( void ); 27725265Sfsmpstatic void bhdEntry( void ); 27825265Sfsmpstatic void cbasmEntry( void ); 27925265Sfsmp 28025265Sfsmpstatic void doDmesg( void ); 28125265Sfsmpstatic void pnstr( char* s, int c ); 28225265Sfsmp 28325265Sfsmp/* global data */ 28425265Sfsmpint pfd; /* physical /dev/mem fd */ 28525265Sfsmp 28625265Sfsmpint busses[ 16 ]; 28725265Sfsmpint apics[ 16 ]; 28825265Sfsmp 28925265Sfsmpint ncpu; 29025265Sfsmpint nbus; 29125265Sfsmpint napic; 29225265Sfsmpint nintr; 29325265Sfsmp 29425265Sfsmpint dmesg; 29525265Sfsmpint grope; 29625265Sfsmpint verbose; 29725265Sfsmp 29825265Sfsmpstatic void 29925265Sfsmpusage( void ) 30025265Sfsmp{ 30129850Scharnier fprintf( stderr, "usage: mptable [-dmesg] [-verbose] [-grope] [-help]\n" ); 30225265Sfsmp exit( 0 ); 30325265Sfsmp} 30425265Sfsmp 30525265Sfsmp/* 30625265Sfsmp * 30725265Sfsmp */ 30825265Sfsmpint 30925265Sfsmpmain( int argc, char *argv[] ) 31025265Sfsmp{ 311120590Speter u_int32_t paddr; 31225265Sfsmp int where; 31325265Sfsmp mpfps_t mpfps; 31425265Sfsmp int defaultConfig; 31525265Sfsmp 31625265Sfsmp int ch; 31725265Sfsmp 31825265Sfsmp /* announce ourselves */ 31925265Sfsmp puts( SEP_LINE2 ); 32025265Sfsmp 32125265Sfsmp printf( "MPTable, version %d.%d.%d\n", VMAJOR, VMINOR, VDELTA ); 32225265Sfsmp 32347442Simp while ((ch = getopt(argc, argv, "d:g:h:v:")) != -1) { 32425265Sfsmp switch(ch) { 32525265Sfsmp case 'd': 32625265Sfsmp if ( strcmp( optarg, "mesg") == 0 ) 32725265Sfsmp dmesg = 1; 32825265Sfsmp else 32925265Sfsmp dmesg = 0; 33025265Sfsmp break; 33125265Sfsmp case 'h': 33225265Sfsmp if ( strcmp( optarg, "elp") == 0 ) 33325265Sfsmp usage(); 33425265Sfsmp break; 33525265Sfsmp case 'g': 33625326Sfsmp if ( strcmp( optarg, "rope") == 0 ) 33725265Sfsmp grope = 1; 33825265Sfsmp break; 33925265Sfsmp case 'v': 34025265Sfsmp if ( strcmp( optarg, "erbose") == 0 ) 34125265Sfsmp verbose = 1; 34225265Sfsmp break; 34325265Sfsmp default: 34425265Sfsmp usage(); 34525265Sfsmp } 34625265Sfsmp argc -= optind; 34725265Sfsmp argv += optind; 34825265Sfsmp optreset = 1; 34925265Sfsmp optind = 0; 35025265Sfsmp } 35125265Sfsmp 35225265Sfsmp /* open physical memory for access to MP structures */ 35369793Sobrien if ( (pfd = open( _PATH_MEM, O_RDONLY )) < 0 ) 35429850Scharnier err( 1, "mem open" ); 35525265Sfsmp 35625265Sfsmp /* probe for MP structures */ 35725265Sfsmp apic_probe( &paddr, &where ); 35825265Sfsmp if ( where <= 0 ) { 35925265Sfsmp fprintf( stderr, "\n MP FPS NOT found,\n" ); 36025265Sfsmp fprintf( stderr, " suggest trying -grope option!!!\n\n" ); 36125265Sfsmp return 1; 36225265Sfsmp } 36325265Sfsmp 36425265Sfsmp if ( verbose ) 36525265Sfsmp printf( "\n MP FPS found in %s @ physical addr: 0x%08x\n", 36625265Sfsmp whereStrings[ where - 1 ], paddr ); 36725265Sfsmp 36825265Sfsmp puts( SEP_LINE ); 36925265Sfsmp 37025265Sfsmp /* analyze the MP Floating Pointer Structure */ 37125265Sfsmp MPFloatingPointer( paddr, where, &mpfps ); 37225265Sfsmp 37325265Sfsmp puts( SEP_LINE ); 37425265Sfsmp 37525265Sfsmp /* check whether an MP config table exists */ 37629850Scharnier if ( (defaultConfig = mpfps.mpfb1) ) 37725265Sfsmp MPConfigDefault( defaultConfig ); 37825265Sfsmp else 37925265Sfsmp MPConfigTableHeader( mpfps.pap ); 38025265Sfsmp 38125265Sfsmp /* do a dmesg output */ 38225265Sfsmp if ( dmesg ) 38325265Sfsmp doDmesg(); 38425265Sfsmp 38525265Sfsmp puts( SEP_LINE2 ); 38625265Sfsmp 38725265Sfsmp return 0; 38825265Sfsmp} 38925265Sfsmp 39025265Sfsmp 39125265Sfsmp/* 39225265Sfsmp * set PHYSICAL address of MP floating pointer structure 39325265Sfsmp */ 39425265Sfsmp#define NEXT(X) ((X) += 4) 39525265Sfsmpstatic void 396120590Speterapic_probe( u_int32_t* paddr, int* where ) 39725265Sfsmp{ 39825265Sfsmp /* 39925265Sfsmp * c rewrite of apic_probe() by Jack F. Vogel 40025265Sfsmp */ 40125265Sfsmp 40225265Sfsmp int x; 40325265Sfsmp u_short segment; 404120590Speter u_int32_t target; 40525265Sfsmp u_int buffer[ BIOS_SIZE / sizeof( int ) ]; 40625265Sfsmp 40725265Sfsmp if ( verbose ) 40825265Sfsmp printf( "\n" ); 40925265Sfsmp 41025265Sfsmp /* search Extended Bios Data Area, if present */ 41125265Sfsmp if ( verbose ) 41225265Sfsmp printf( " looking for EBDA pointer @ 0x%04x, ", EBDA_POINTER ); 413120590Speter seekEntry( (u_int32_t)EBDA_POINTER ); 41425265Sfsmp readEntry( &segment, 2 ); 41525265Sfsmp if ( segment ) { /* search EBDA */ 416120590Speter target = (u_int32_t)segment << 4; 41725265Sfsmp if ( verbose ) 41825265Sfsmp printf( "found, searching EBDA @ 0x%08x\n", target ); 41925265Sfsmp seekEntry( target ); 42025265Sfsmp readEntry( buffer, ONE_KBYTE ); 42125265Sfsmp 422120590Speter for ( x = 0; x < ONE_KBYTE / (int)sizeof ( unsigned int ); NEXT(x) ) { 42325265Sfsmp if ( buffer[ x ] == MP_SIG ) { 42425265Sfsmp *where = 1; 42525265Sfsmp *paddr = (x * sizeof( unsigned int )) + target; 42625265Sfsmp return; 42725265Sfsmp } 42825265Sfsmp } 42925265Sfsmp } 43025265Sfsmp else { 43125265Sfsmp if ( verbose ) 43225265Sfsmp printf( "NOT found\n" ); 43325265Sfsmp } 43425265Sfsmp 43525265Sfsmp /* read CMOS for real top of mem */ 436120590Speter seekEntry( (u_int32_t)TOPOFMEM_POINTER ); 43725265Sfsmp readEntry( &segment, 2 ); 43825265Sfsmp --segment; /* less ONE_KBYTE */ 43925265Sfsmp target = segment * 1024; 44025265Sfsmp if ( verbose ) 44125265Sfsmp printf( " searching CMOS 'top of mem' @ 0x%08x (%dK)\n", 44225265Sfsmp target, segment ); 44325265Sfsmp seekEntry( target ); 44425265Sfsmp readEntry( buffer, ONE_KBYTE ); 44525265Sfsmp 446120590Speter for ( x = 0; x < ONE_KBYTE / (int)sizeof ( unsigned int ); NEXT(x) ) { 44725265Sfsmp if ( buffer[ x ] == MP_SIG ) { 44825265Sfsmp *where = 2; 44925265Sfsmp *paddr = (x * sizeof( unsigned int )) + target; 45025265Sfsmp return; 45125265Sfsmp } 45225265Sfsmp } 45325265Sfsmp 45425265Sfsmp /* we don't necessarily believe CMOS, check base of the last 1K of 640K */ 45525265Sfsmp if ( target != (DEFAULT_TOPOFMEM - 1024)) { 45625265Sfsmp target = (DEFAULT_TOPOFMEM - 1024); 45725265Sfsmp if ( verbose ) 45825265Sfsmp printf( " searching default 'top of mem' @ 0x%08x (%dK)\n", 45925265Sfsmp target, (target / 1024) ); 46025265Sfsmp seekEntry( target ); 46125265Sfsmp readEntry( buffer, ONE_KBYTE ); 46225265Sfsmp 463120590Speter for ( x = 0; x < ONE_KBYTE / (int)sizeof ( unsigned int ); NEXT(x) ) { 46425265Sfsmp if ( buffer[ x ] == MP_SIG ) { 46525265Sfsmp *where = 3; 46625265Sfsmp *paddr = (x * sizeof( unsigned int )) + target; 46725265Sfsmp return; 46825265Sfsmp } 46925265Sfsmp } 47025265Sfsmp } 47125265Sfsmp 47225265Sfsmp /* search the BIOS */ 47325265Sfsmp if ( verbose ) 47425265Sfsmp printf( " searching BIOS @ 0x%08x\n", BIOS_BASE ); 47525265Sfsmp seekEntry( BIOS_BASE ); 47625265Sfsmp readEntry( buffer, BIOS_SIZE ); 47725265Sfsmp 478120590Speter for ( x = 0; x < BIOS_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) { 47925265Sfsmp if ( buffer[ x ] == MP_SIG ) { 48025265Sfsmp *where = 4; 48125265Sfsmp *paddr = (x * sizeof( unsigned int )) + BIOS_BASE; 48225265Sfsmp return; 48325265Sfsmp } 48425265Sfsmp } 48525265Sfsmp 48625265Sfsmp /* search the extended BIOS */ 48725265Sfsmp if ( verbose ) 48825265Sfsmp printf( " searching extended BIOS @ 0x%08x\n", BIOS_BASE2 ); 48925265Sfsmp seekEntry( BIOS_BASE2 ); 49025265Sfsmp readEntry( buffer, BIOS_SIZE ); 49125265Sfsmp 492120590Speter for ( x = 0; x < BIOS_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) { 49325265Sfsmp if ( buffer[ x ] == MP_SIG ) { 49425265Sfsmp *where = 5; 49525265Sfsmp *paddr = (x * sizeof( unsigned int )) + BIOS_BASE2; 49625265Sfsmp return; 49725265Sfsmp } 49825265Sfsmp } 49925265Sfsmp 50025265Sfsmp if ( grope ) { 50125265Sfsmp /* search additional memory */ 50225265Sfsmp target = GROPE_AREA1; 50325265Sfsmp if ( verbose ) 50425265Sfsmp printf( " groping memory @ 0x%08x\n", target ); 50525265Sfsmp seekEntry( target ); 50625265Sfsmp readEntry( buffer, GROPE_SIZE ); 50725265Sfsmp 508120590Speter for ( x = 0; x < GROPE_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) { 50925265Sfsmp if ( buffer[ x ] == MP_SIG ) { 51025265Sfsmp *where = 6; 51125265Sfsmp *paddr = (x * sizeof( unsigned int )) + GROPE_AREA1; 51225265Sfsmp return; 51325265Sfsmp } 51425265Sfsmp } 51525265Sfsmp 51625265Sfsmp target = GROPE_AREA2; 51725265Sfsmp if ( verbose ) 51825265Sfsmp printf( " groping memory @ 0x%08x\n", target ); 51925265Sfsmp seekEntry( target ); 52025265Sfsmp readEntry( buffer, GROPE_SIZE ); 52125265Sfsmp 522120590Speter for ( x = 0; x < GROPE_SIZE / (int)sizeof( unsigned int ); NEXT(x) ) { 52325265Sfsmp if ( buffer[ x ] == MP_SIG ) { 52425265Sfsmp *where = 7; 52525265Sfsmp *paddr = (x * sizeof( unsigned int )) + GROPE_AREA2; 52625265Sfsmp return; 52725265Sfsmp } 52825265Sfsmp } 52925265Sfsmp } 53025265Sfsmp 53125265Sfsmp *where = 0; 532120590Speter *paddr = (u_int32_t)0; 53325265Sfsmp} 53425265Sfsmp 53525265Sfsmp 53625265Sfsmp/* 53725265Sfsmp * 53825265Sfsmp */ 53929850Scharnierstatic void 540120590SpeterMPFloatingPointer( u_int32_t paddr, int where, mpfps_t* mpfps ) 54125265Sfsmp{ 54225265Sfsmp 54325265Sfsmp /* read in mpfps structure*/ 54425265Sfsmp seekEntry( paddr ); 54525265Sfsmp readEntry( mpfps, sizeof( mpfps_t ) ); 54625265Sfsmp 54725265Sfsmp /* show its contents */ 54825265Sfsmp printf( "MP Floating Pointer Structure:\n\n" ); 54925265Sfsmp 55029850Scharnier printf( " location:\t\t\t" ); 55125265Sfsmp switch ( where ) 55225265Sfsmp { 55325265Sfsmp case 1: 55425265Sfsmp printf( "EBDA\n" ); 55525265Sfsmp break; 55625265Sfsmp case 2: 55725265Sfsmp printf( "BIOS base memory\n" ); 55825265Sfsmp break; 55925265Sfsmp case 3: 56025265Sfsmp printf( "DEFAULT base memory (639K)\n" ); 56125265Sfsmp break; 56225265Sfsmp case 4: 56325265Sfsmp printf( "BIOS\n" ); 56425265Sfsmp break; 56525265Sfsmp case 5: 56625265Sfsmp printf( "Extended BIOS\n" ); 56725265Sfsmp break; 56825265Sfsmp 56925265Sfsmp case 0: 57025265Sfsmp printf( "NOT found!\n" ); 57125265Sfsmp exit( 1 ); 57225265Sfsmp default: 57325265Sfsmp printf( "BOGUS!\n" ); 57425265Sfsmp exit( 1 ); 57525265Sfsmp } 57625265Sfsmp printf( " physical address:\t\t0x%08x\n", paddr ); 57725265Sfsmp 57825265Sfsmp printf( " signature:\t\t\t'" ); 57925265Sfsmp pnstr( mpfps->signature, 4 ); 58025265Sfsmp printf( "'\n" ); 58125265Sfsmp 58225265Sfsmp printf( " length:\t\t\t%d bytes\n", mpfps->length * 16 ); 58325265Sfsmp printf( " version:\t\t\t1.%1d\n", mpfps->spec_rev ); 58425265Sfsmp printf( " checksum:\t\t\t0x%02x\n", mpfps->checksum ); 58525265Sfsmp 58625265Sfsmp /* bits 0:6 are RESERVED */ 58725265Sfsmp if ( mpfps->mpfb2 & 0x7f ) { 58829850Scharnier printf( " warning, MP feature byte 2: 0x%02x\n", mpfps->mpfb2 ); 58925265Sfsmp } 59025265Sfsmp 59125265Sfsmp /* bit 7 is IMCRP */ 59225265Sfsmp printf( " mode:\t\t\t\t%s\n", (mpfps->mpfb2 & 0x80) ? 59325265Sfsmp "PIC" : "Virtual Wire" ); 59425265Sfsmp 59525265Sfsmp /* MP feature bytes 3-5 are expected to be ZERO */ 59625265Sfsmp if ( mpfps->mpfb3 ) 59725265Sfsmp printf( " warning, MP feature byte 3 NONZERO!\n" ); 59825265Sfsmp if ( mpfps->mpfb4 ) 59925265Sfsmp printf( " warning, MP feature byte 4 NONZERO!\n" ); 60025265Sfsmp if ( mpfps->mpfb5 ) 60125265Sfsmp printf( " warning, MP feature byte 5 NONZERO!\n" ); 60225265Sfsmp} 60325265Sfsmp 60425265Sfsmp 60525265Sfsmp/* 60625265Sfsmp * 60725265Sfsmp */ 60825265Sfsmpstatic void 60925265SfsmpMPConfigDefault( int featureByte ) 61025265Sfsmp{ 61125265Sfsmp printf( " MP default config type: %d\n\n", featureByte ); 61225265Sfsmp switch ( featureByte ) { 61325265Sfsmp case 1: 61425265Sfsmp printf( " bus: ISA, APIC: 82489DX\n" ); 61525265Sfsmp break; 61625265Sfsmp case 2: 61725265Sfsmp printf( " bus: EISA, APIC: 82489DX\n" ); 61825265Sfsmp break; 61925265Sfsmp case 3: 62025265Sfsmp printf( " bus: EISA, APIC: 82489DX\n" ); 62125265Sfsmp break; 62225265Sfsmp case 4: 62325265Sfsmp printf( " bus: MCA, APIC: 82489DX\n" ); 62425265Sfsmp break; 62525265Sfsmp case 5: 62625265Sfsmp printf( " bus: ISA+PCI, APIC: Integrated\n" ); 62725265Sfsmp break; 62825265Sfsmp case 6: 62925265Sfsmp printf( " bus: EISA+PCI, APIC: Integrated\n" ); 63025265Sfsmp break; 63125265Sfsmp case 7: 63225265Sfsmp printf( " bus: MCA+PCI, APIC: Integrated\n" ); 63325265Sfsmp break; 63425265Sfsmp default: 63525265Sfsmp printf( " future type\n" ); 63625265Sfsmp break; 63725265Sfsmp } 63825265Sfsmp 63925265Sfsmp switch ( featureByte ) { 64025265Sfsmp case 1: 64125265Sfsmp case 2: 64225265Sfsmp case 3: 64325265Sfsmp case 4: 64425265Sfsmp nbus = 1; 64525265Sfsmp break; 64625265Sfsmp case 5: 64725265Sfsmp case 6: 64825265Sfsmp case 7: 64925265Sfsmp nbus = 2; 65025265Sfsmp break; 65125265Sfsmp default: 65225265Sfsmp printf( " future type\n" ); 65325265Sfsmp break; 65425265Sfsmp } 65525265Sfsmp 65625265Sfsmp ncpu = 2; 65725265Sfsmp napic = 1; 65825265Sfsmp nintr = 16; 65925265Sfsmp} 66025265Sfsmp 66125265Sfsmp 66225265Sfsmp/* 66325265Sfsmp * 66425265Sfsmp */ 66525265Sfsmpstatic void 666120590SpeterMPConfigTableHeader( u_int32_t pap ) 66725265Sfsmp{ 668120590Speter u_int32_t paddr; 66925265Sfsmp mpcth_t cth; 67029850Scharnier int x; 67171209Speter int totalSize; 67225265Sfsmp int count, c; 67325265Sfsmp int type; 67471209Speter int oldtype, entrytype; 67525265Sfsmp 67625265Sfsmp if ( pap == 0 ) { 67725265Sfsmp printf( "MP Configuration Table Header MISSING!\n" ); 67825265Sfsmp exit( 1 ); 67925265Sfsmp } 68025265Sfsmp 68125265Sfsmp /* convert physical address to virtual address */ 682120590Speter paddr = pap; 68325265Sfsmp 68425265Sfsmp /* read in cth structure */ 68525265Sfsmp seekEntry( paddr ); 68625265Sfsmp readEntry( &cth, sizeof( cth ) ); 68725265Sfsmp 68825265Sfsmp printf( "MP Config Table Header:\n\n" ); 68925265Sfsmp 69025265Sfsmp printf( " physical address:\t\t0x%08x\n", pap ); 69125265Sfsmp 69225265Sfsmp printf( " signature:\t\t\t'" ); 69325265Sfsmp pnstr( cth.signature, 4 ); 69425265Sfsmp printf( "'\n" ); 69525265Sfsmp 69625265Sfsmp printf( " base table length:\t\t%d\n", cth.base_table_length ); 69725265Sfsmp 69825265Sfsmp printf( " version:\t\t\t1.%1d\n", cth.spec_rev ); 69925265Sfsmp printf( " checksum:\t\t\t0x%02x\n", cth.checksum ); 70025265Sfsmp 70125265Sfsmp printf( " OEM ID:\t\t\t'" ); 70225265Sfsmp pnstr( cth.oem_id, 8 ); 70325265Sfsmp printf( "'\n" ); 70425265Sfsmp 70525265Sfsmp printf( " Product ID:\t\t\t'" ); 70625265Sfsmp pnstr( cth.product_id, 12 ); 70725265Sfsmp printf( "'\n" ); 70825265Sfsmp 70925265Sfsmp printf( " OEM table pointer:\t\t0x%08x\n", cth.oem_table_pointer ); 71025265Sfsmp printf( " OEM table size:\t\t%d\n", cth.oem_table_size ); 71125265Sfsmp 71225265Sfsmp printf( " entry count:\t\t\t%d\n", cth.entry_count ); 71325265Sfsmp 71425265Sfsmp printf( " local APIC address:\t\t0x%08x\n", cth.apic_address ); 71525265Sfsmp 71625265Sfsmp printf( " extended table length:\t%d\n", cth.extended_table_length ); 71725265Sfsmp printf( " extended table checksum:\t%d\n", cth.extended_table_checksum ); 71825265Sfsmp 71925265Sfsmp totalSize = cth.base_table_length - sizeof( struct MPCTH ); 72025265Sfsmp count = cth.entry_count; 72125265Sfsmp 72225265Sfsmp puts( SEP_LINE ); 72325265Sfsmp 72425265Sfsmp printf( "MP Config Base Table Entries:\n\n" ); 72525265Sfsmp 72625265Sfsmp /* initialze tables */ 72725265Sfsmp for ( x = 0; x < 16; ++x ) { 72825265Sfsmp busses[ x ] = apics[ x ] = 0xff; 72925265Sfsmp } 73025265Sfsmp 73125265Sfsmp ncpu = 0; 73225265Sfsmp nbus = 0; 73325265Sfsmp napic = 0; 73425265Sfsmp nintr = 0; 73525265Sfsmp 73671209Speter oldtype = -1; 73771209Speter for (c = count; c; c--) { 73871209Speter entrytype = readType(); 73971209Speter if (entrytype != oldtype) 74071209Speter printf("--\n"); 74171209Speter if (entrytype < oldtype) 74271209Speter printf("MPTABLE OUT OF ORDER!\n"); 74371209Speter switch (entrytype) { 74471209Speter case 0: 74571209Speter if (oldtype != 0) 74671209Speter printf( "Processors:\tAPIC ID\tVersion\tState" 74771209Speter "\t\tFamily\tModel\tStep\tFlags\n" ); 74871209Speter oldtype = 0; 74925265Sfsmp processorEntry(); 75071209Speter break; 75125265Sfsmp 75271209Speter case 1: 75371209Speter if (oldtype != 1) 75471209Speter printf( "Bus:\t\tBus ID\tType\n" ); 75571209Speter oldtype = 1; 75625265Sfsmp busEntry(); 75771209Speter break; 75825265Sfsmp 75971209Speter case 2: 76071209Speter if (oldtype != 2) 76171209Speter printf( "I/O APICs:\tAPIC ID\tVersion\tState\t\tAddress\n" ); 76271209Speter oldtype = 2; 76325265Sfsmp ioApicEntry(); 76471209Speter break; 76525265Sfsmp 76671209Speter case 3: 76771209Speter if (oldtype != 3) 76871209Speter printf( "I/O Ints:\tType\tPolarity Trigger\tBus ID\t IRQ\tAPIC ID\tPIN#\n" ); 76971209Speter oldtype = 3; 77025265Sfsmp intEntry(); 77171209Speter break; 77225265Sfsmp 77371209Speter case 4: 77471209Speter if (oldtype != 4) 77571209Speter printf( "Local Ints:\tType\tPolarity Trigger\tBus ID\t IRQ\tAPIC ID\tPIN#\n" ); 77671209Speter oldtype = 4; 77725265Sfsmp intEntry(); 77871209Speter break; 77971209Speter 78071209Speter default: 78171209Speter printf("MPTABLE HOSED! record type = %d\n", entrytype); 78271209Speter exit(1); 78371209Speter } 78425265Sfsmp } 78525265Sfsmp 78625265Sfsmp 78725265Sfsmp#if defined( EXTENDED_PROCESSING_READY ) 78825265Sfsmp /* process any extended data */ 78929850Scharnier if ( (totalSize = cth.extended_table_length) ) { 79025265Sfsmp puts( SEP_LINE ); 79125265Sfsmp 79225265Sfsmp printf( "MP Config Extended Table Entries:\n\n" ); 79325265Sfsmp 79425265Sfsmp while ( totalSize > 0 ) { 79525265Sfsmp switch ( type = readType() ) { 79625265Sfsmp case 128: 79725265Sfsmp sasEntry(); 79825265Sfsmp break; 79925265Sfsmp case 129: 80025265Sfsmp bhdEntry(); 80125265Sfsmp break; 80225265Sfsmp case 130: 80325265Sfsmp cbasmEntry(); 80425265Sfsmp break; 80525265Sfsmp default: 80625265Sfsmp printf( "Extended Table HOSED!\n" ); 80725265Sfsmp exit( 1 ); 80825265Sfsmp } 80925265Sfsmp 81025265Sfsmp totalSize -= extendedtableEntryTypes[ type-128 ].length; 81125265Sfsmp } 81225265Sfsmp } 81325265Sfsmp#endif /* EXTENDED_PROCESSING_READY */ 81425265Sfsmp 81525265Sfsmp /* process any OEM data */ 81625265Sfsmp if ( cth.oem_table_pointer && (cth.oem_table_size > 0) ) { 81725265Sfsmp#if defined( OEM_PROCESSING_READY ) 81825265Sfsmp# error your on your own here! 81925265Sfsmp /* convert OEM table pointer to virtual address */ 820120590Speter poemtp = (u_int32_t)cth.oem_table_pointer; 82125265Sfsmp 82225265Sfsmp /* read in oem table structure */ 82329850Scharnier if ( (oemdata = (void*)malloc( cth.oem_table_size )) == NULL ) 82429850Scharnier err( 1, "oem malloc" ); 82525265Sfsmp 82625265Sfsmp seekEntry( poemtp ); 82725265Sfsmp readEntry( oemdata, cth.oem_table_size ); 82825265Sfsmp 82925265Sfsmp /** process it */ 83025265Sfsmp 83125265Sfsmp free( oemdata ); 83225265Sfsmp#else 83325265Sfsmp printf( "\nyou need to modify the source to handle OEM data!\n\n" ); 83425265Sfsmp#endif /* OEM_PROCESSING_READY */ 83525265Sfsmp } 83625265Sfsmp 83725265Sfsmp fflush( stdout ); 83825265Sfsmp 83925265Sfsmp#if defined( RAW_DUMP ) 84025265Sfsmp{ 84125265Sfsmp int ofd; 84225265Sfsmp u_char dumpbuf[ 4096 ]; 84325265Sfsmp 84425265Sfsmp ofd = open( "/tmp/mpdump", O_CREAT | O_RDWR ); 84525265Sfsmp seekEntry( paddr ); 84625265Sfsmp readEntry( dumpbuf, 1024 ); 84725265Sfsmp write( ofd, dumpbuf, 1024 ); 84825265Sfsmp close( ofd ); 84925265Sfsmp} 85025265Sfsmp#endif /* RAW_DUMP */ 85125265Sfsmp} 85225265Sfsmp 85325265Sfsmp 85425265Sfsmp/* 85525265Sfsmp * 85625265Sfsmp */ 85725265Sfsmpstatic int 85825265SfsmpreadType( void ) 85925265Sfsmp{ 86025265Sfsmp u_char type; 86125265Sfsmp 86229850Scharnier if ( read( pfd, &type, sizeof( u_char ) ) != sizeof( u_char ) ) 86329850Scharnier err( 1, "type read; pfd: %d", pfd ); 86425265Sfsmp 86529850Scharnier if ( lseek( pfd, -1, SEEK_CUR ) < 0 ) 86629850Scharnier err( 1, "type seek" ); 86725265Sfsmp 86825265Sfsmp return (int)type; 86925265Sfsmp} 87025265Sfsmp 87125265Sfsmp 87225265Sfsmp/* 87325265Sfsmp * 87425265Sfsmp */ 87525265Sfsmpstatic void 876120590SpeterseekEntry( u_int32_t addr ) 87725265Sfsmp{ 87829850Scharnier if ( lseek( pfd, (off_t)addr, SEEK_SET ) < 0 ) 87969793Sobrien err( 1, "%s seek", _PATH_MEM ); 88025265Sfsmp} 88125265Sfsmp 88225265Sfsmp 88325265Sfsmp/* 88425265Sfsmp * 88525265Sfsmp */ 88625265Sfsmpstatic void 88725265SfsmpreadEntry( void* entry, int size ) 88825265Sfsmp{ 88929850Scharnier if ( read( pfd, entry, size ) != size ) 89029850Scharnier err( 1, "readEntry" ); 89125265Sfsmp} 89225265Sfsmp 89325265Sfsmp 89425265Sfsmpstatic void 89525265SfsmpprocessorEntry( void ) 89625265Sfsmp{ 89725265Sfsmp ProcEntry entry; 89825265Sfsmp 89925265Sfsmp /* read it into local memory */ 90025265Sfsmp readEntry( &entry, sizeof( entry ) ); 90125265Sfsmp 90225265Sfsmp /* count it */ 90325265Sfsmp ++ncpu; 90425265Sfsmp 90525265Sfsmp printf( "\t\t%2d", entry.apicID ); 90625265Sfsmp printf( "\t 0x%2x", entry.apicVersion ); 90725265Sfsmp 90825265Sfsmp printf( "\t %s, %s", 90925265Sfsmp (entry.cpuFlags & PROCENTRY_FLAG_BP) ? "BSP" : "AP", 91025265Sfsmp (entry.cpuFlags & PROCENTRY_FLAG_EN) ? "usable" : "unusable" ); 91125265Sfsmp 91225265Sfsmp printf( "\t %d\t %d\t %d", 91325265Sfsmp (entry.cpuSignature >> 8) & 0x0f, 91425265Sfsmp (entry.cpuSignature >> 4) & 0x0f, 91525265Sfsmp entry.cpuSignature & 0x0f ); 91625265Sfsmp 91725265Sfsmp printf( "\t 0x%04x\n", entry.featureFlags ); 91825265Sfsmp} 91925265Sfsmp 92025265Sfsmp 92125265Sfsmp/* 92225265Sfsmp * 92325265Sfsmp */ 92425265Sfsmpstatic int 92525265SfsmplookupBusType( char* name ) 92625265Sfsmp{ 92725265Sfsmp int x; 92825265Sfsmp 92925265Sfsmp for ( x = 0; x < MAX_BUSTYPE; ++x ) 93025265Sfsmp if ( strcmp( busTypeTable[ x ].name, name ) == 0 ) 93125265Sfsmp return busTypeTable[ x ].type; 93225265Sfsmp 93325265Sfsmp return UNKNOWN_BUSTYPE; 93425265Sfsmp} 93525265Sfsmp 93625265Sfsmp 93725265Sfsmpstatic void 93825265SfsmpbusEntry( void ) 93925265Sfsmp{ 94025265Sfsmp int x; 94125265Sfsmp char name[ 8 ]; 94225265Sfsmp char c; 94325265Sfsmp BusEntry entry; 94425265Sfsmp 94525265Sfsmp /* read it into local memory */ 94625265Sfsmp readEntry( &entry, sizeof( entry ) ); 94725265Sfsmp 94825265Sfsmp /* count it */ 94925265Sfsmp ++nbus; 95025265Sfsmp 95125265Sfsmp printf( "\t\t%2d", entry.busID ); 95225265Sfsmp printf( "\t " ); pnstr( entry.busType, 6 ); printf( "\n" ); 95325265Sfsmp 95425265Sfsmp for ( x = 0; x < 6; ++x ) { 95525265Sfsmp if ( (c = entry.busType[ x ]) == ' ' ) 95625265Sfsmp break; 95725265Sfsmp name[ x ] = c; 95825265Sfsmp } 95925265Sfsmp name[ x ] = '\0'; 96025265Sfsmp busses[ entry.busID ] = lookupBusType( name ); 96125265Sfsmp} 96225265Sfsmp 96325265Sfsmp 96425265Sfsmpstatic void 96525265SfsmpioApicEntry( void ) 96625265Sfsmp{ 96725265Sfsmp IOApicEntry entry; 96825265Sfsmp 96925265Sfsmp /* read it into local memory */ 97025265Sfsmp readEntry( &entry, sizeof( entry ) ); 97125265Sfsmp 97225265Sfsmp /* count it */ 97325265Sfsmp ++napic; 97425265Sfsmp 97525265Sfsmp printf( "\t\t%2d", entry.apicID ); 97625265Sfsmp printf( "\t 0x%02x", entry.apicVersion ); 97725265Sfsmp printf( "\t %s", 97825265Sfsmp (entry.apicFlags & IOAPICENTRY_FLAG_EN) ? "usable" : "unusable" ); 97925265Sfsmp printf( "\t\t 0x%x\n", entry.apicAddress ); 98025265Sfsmp 98125265Sfsmp apics[ entry.apicID ] = entry.apicID; 98225265Sfsmp} 98325265Sfsmp 98425265Sfsmp 985120590Speterconst char* intTypes[] = { 98625265Sfsmp "INT", "NMI", "SMI", "ExtINT" 98725265Sfsmp}; 98825265Sfsmp 989120590Speterconst char* polarityMode[] = { 99025265Sfsmp "conforms", "active-hi", "reserved", "active-lo" 99125265Sfsmp}; 992120590Speterconst char* triggerMode[] = { 99325265Sfsmp "conforms", "edge", "reserved", "level" 99425265Sfsmp}; 99525265Sfsmp 99625265Sfsmpstatic void 99725265SfsmpintEntry( void ) 99825265Sfsmp{ 99925265Sfsmp IntEntry entry; 100025265Sfsmp 100125265Sfsmp /* read it into local memory */ 100225265Sfsmp readEntry( &entry, sizeof( entry ) ); 100325265Sfsmp 100425265Sfsmp /* count it */ 100525265Sfsmp if ( (int)entry.type == 3 ) 100625265Sfsmp ++nintr; 100725265Sfsmp 100825265Sfsmp printf( "\t\t%s", intTypes[ (int)entry.intType ] ); 100925265Sfsmp 101025265Sfsmp printf( "\t%9s", polarityMode[ (int)entry.intFlags & 0x03 ] ); 101125265Sfsmp printf( "%12s", triggerMode[ ((int)entry.intFlags >> 2) & 0x03 ] ); 101225265Sfsmp 101325265Sfsmp printf( "\t %5d", (int)entry.srcBusID ); 101425265Sfsmp if ( busses[ (int)entry.srcBusID ] == PCI ) 101525265Sfsmp printf( "\t%2d:%c", 101625265Sfsmp ((int)entry.srcBusIRQ >> 2) & 0x1f, 101725265Sfsmp ((int)entry.srcBusIRQ & 0x03) + 'A' ); 101825265Sfsmp else 101925265Sfsmp printf( "\t %3d", (int)entry.srcBusIRQ ); 102025265Sfsmp printf( "\t %6d", (int)entry.dstApicID ); 102125265Sfsmp printf( "\t %3d\n", (int)entry.dstApicINT ); 102225265Sfsmp} 102325265Sfsmp 102425265Sfsmp 102525265Sfsmpstatic void 102625265SfsmpsasEntry( void ) 102725265Sfsmp{ 102825265Sfsmp SasEntry entry; 102925265Sfsmp 103025265Sfsmp /* read it into local memory */ 103125265Sfsmp readEntry( &entry, sizeof( entry ) ); 103225265Sfsmp 103364291Stegge printf( "--\n%s\n", extendedtableEntryTypes[entry.type - 128].name ); 103425265Sfsmp printf( " bus ID: %d", entry.busID ); 103525265Sfsmp printf( " address type: " ); 103625265Sfsmp switch ( entry.addressType ) { 103725265Sfsmp case 0: 103825265Sfsmp printf( "I/O address\n" ); 103925265Sfsmp break; 104025265Sfsmp case 1: 104125265Sfsmp printf( "memory address\n" ); 104225265Sfsmp break; 104325265Sfsmp case 2: 104425265Sfsmp printf( "prefetch address\n" ); 104525265Sfsmp break; 104625265Sfsmp default: 104725265Sfsmp printf( "UNKNOWN type\n" ); 104825265Sfsmp break; 104925265Sfsmp } 105025265Sfsmp 1051120590Speter printf( " address base: 0x%llx\n", (long long)entry.addressBase ); 1052120590Speter printf( " address range: 0x%llx\n", (long long)entry.addressLength ); 105325265Sfsmp} 105425265Sfsmp 105525265Sfsmp 105625265Sfsmpstatic void 105725265SfsmpbhdEntry( void ) 105825265Sfsmp{ 105925265Sfsmp BhdEntry entry; 106025265Sfsmp 106125265Sfsmp /* read it into local memory */ 106225265Sfsmp readEntry( &entry, sizeof( entry ) ); 106325265Sfsmp 106464291Stegge printf( "--\n%s\n", extendedtableEntryTypes[entry.type - 128].name ); 106525265Sfsmp printf( " bus ID: %d", entry.busID ); 106625265Sfsmp printf( " bus info: 0x%02x", entry.busInfo ); 106764291Stegge printf( " parent bus ID: %d\n", entry.busParent ); 106825265Sfsmp} 106925265Sfsmp 107025265Sfsmp 107125265Sfsmpstatic void 107225265SfsmpcbasmEntry( void ) 107325265Sfsmp{ 107425265Sfsmp CbasmEntry entry; 107525265Sfsmp 107625265Sfsmp /* read it into local memory */ 107725265Sfsmp readEntry( &entry, sizeof( entry ) ); 107825265Sfsmp 107964291Stegge printf( "--\n%s\n", extendedtableEntryTypes[entry.type - 128].name ); 108025265Sfsmp printf( " bus ID: %d", entry.busID ); 108125265Sfsmp printf( " address modifier: %s\n", (entry.addressMod & 0x01) ? 108225265Sfsmp "subtract" : "add" ); 108364291Stegge printf( " predefined range: 0x%08x\n", entry.predefinedRange ); 108425265Sfsmp} 108525265Sfsmp 108625265Sfsmp 108725265Sfsmp/* 108825265Sfsmp * do a dmesg output 108925265Sfsmp */ 109025265Sfsmpstatic void 109125265SfsmpdoDmesg( void ) 109225265Sfsmp{ 109325265Sfsmp puts( SEP_LINE ); 109425265Sfsmp 109525265Sfsmp printf( "dmesg output:\n\n" ); 109625265Sfsmp fflush( stdout ); 109725265Sfsmp system( "dmesg" ); 109825265Sfsmp} 109925265Sfsmp 110025265Sfsmp 110125265Sfsmp/* 110225265Sfsmp * 110325265Sfsmp */ 110425265Sfsmpstatic void 110525265Sfsmppnstr( char* s, int c ) 110625265Sfsmp{ 110725265Sfsmp char string[ MAXPNSTR + 1 ]; 110825265Sfsmp 110925265Sfsmp if ( c > MAXPNSTR ) 111025265Sfsmp c = MAXPNSTR; 111125265Sfsmp strncpy( string, s, c ); 111225265Sfsmp string[ c ] = '\0'; 111325265Sfsmp printf( "%s", string ); 111425265Sfsmp} 1115