diff options
Diffstat (limited to 'qemu/roms/ipxe/src/core/debug.c')
| -rw-r--r-- | qemu/roms/ipxe/src/core/debug.c | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/qemu/roms/ipxe/src/core/debug.c b/qemu/roms/ipxe/src/core/debug.c deleted file mode 100644 index def5d8b09..000000000 --- a/qemu/roms/ipxe/src/core/debug.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <stdio.h> -#include <stdint.h> -#include <stdarg.h> -#include <ctype.h> -#include <ipxe/console.h> - -/** - * Print debug message - * - * @v fmt Format string - * @v ... Arguments - */ -void dbg_printf ( const char *fmt, ... ) { - int saved_usage; - va_list args; - - /* Mark console as in use for debugging messages */ - saved_usage = console_set_usage ( CONSOLE_USAGE_DEBUG ); - - /* Print message */ - va_start ( args, fmt ); - vprintf ( fmt, args ); - va_end ( args ); - - /* Restore console usage */ - console_set_usage ( saved_usage ); -} - -/** - * Pause until a key is pressed - * - */ -void dbg_pause ( void ) { - dbg_printf ( "\nPress a key..." ); - getchar(); - dbg_printf ( "\r \r" ); -} - -/** - * Indicate more data to follow and pause until a key is pressed - * - */ -void dbg_more ( void ) { - dbg_printf ( "---more---" ); - getchar(); - dbg_printf ( "\r \r" ); -} - -/** - * Print row of a hex dump with specified display address - * - * @v dispaddr Display address - * @v data Data to print - * @v len Length of data - * @v offset Starting offset within data - */ -static void dbg_hex_dump_da_row ( unsigned long dispaddr, const void *data, - unsigned long len, unsigned int offset ) { - const uint8_t *bytes = data; - unsigned int i; - uint8_t byte; - - dbg_printf ( "%08lx :", ( dispaddr + offset ) ); - for ( i = offset ; i < ( offset + 16 ) ; i++ ) { - if ( i >= len ) { - dbg_printf ( " " ); - continue; - } - dbg_printf ( "%c%02x", - ( ( ( i % 16 ) == 8 ) ? '-' : ' ' ), bytes[i] ); - } - dbg_printf ( " : " ); - for ( i = offset ; i < ( offset + 16 ) ; i++ ) { - if ( i >= len ) { - dbg_printf ( " " ); - continue; - } - byte = bytes[i]; - dbg_printf ( "%c", ( isprint ( byte ) ? byte : '.' ) ); - } - dbg_printf ( "\n" ); -} - -/** - * Print hex dump with specified display address - * - * @v dispaddr Display address - * @v data Data to print - * @v len Length of data - */ -void dbg_hex_dump_da ( unsigned long dispaddr, const void *data, - unsigned long len ) { - unsigned int offset; - - for ( offset = 0 ; offset < len ; offset += 16 ) { - dbg_hex_dump_da_row ( dispaddr, data, len, offset ); - } -} - -/** - * Base message stream colour - * - * We default to using 31 (red foreground) as the base colour. - */ -#ifndef DBGCOL_MIN -#define DBGCOL_MIN 31 -#endif - -/** - * Maximum number of separately coloured message streams - * - * Six is the realistic maximum; there are 8 basic ANSI colours, one - * of which will be the terminal default and one of which will be - * invisible on the terminal because it matches the background colour. - */ -#ifndef DBGCOL_MAX -#define DBGCOL_MAX ( DBGCOL_MIN + 6 - 1 ) -#endif - -/** A colour assigned to an autocolourised debug message stream */ -struct autocolour { - /** Message stream ID */ - unsigned long stream; - /** Last recorded usage */ - unsigned long last_used; -}; - -/** - * Choose colour index for debug autocolourisation - * - * @v stream Message stream ID - * @ret colour Colour ID - */ -static int dbg_autocolour ( unsigned long stream ) { - static struct autocolour acs[ DBGCOL_MAX - DBGCOL_MIN + 1 ]; - static unsigned long use; - unsigned int i; - unsigned int oldest; - unsigned int oldest_last_used; - - /* Increment usage iteration counter */ - use++; - - /* Scan through list for a currently assigned colour */ - for ( i = 0 ; i < ( sizeof ( acs ) / sizeof ( acs[0] ) ) ; i++ ) { - if ( acs[i].stream == stream ) { - acs[i].last_used = use; - return i; - } - } - - /* No colour found; evict the oldest from the list */ - oldest = 0; - oldest_last_used = use; - for ( i = 0 ; i < ( sizeof ( acs ) / sizeof ( acs[0] ) ) ; i++ ) { - if ( acs[i].last_used < oldest_last_used ) { - oldest_last_used = acs[i].last_used; - oldest = i; - } - } - acs[oldest].stream = stream; - acs[oldest].last_used = use; - return oldest; -} - -/** - * Select automatic colour for debug messages - * - * @v stream Message stream ID - */ -void dbg_autocolourise ( unsigned long stream ) { - dbg_printf ( "\033[%dm", - ( stream ? ( DBGCOL_MIN + dbg_autocolour ( stream ) ) :0)); -} - -/** - * Revert to normal colour - * - */ -void dbg_decolourise ( void ) { - dbg_printf ( "\033[0m" ); -} |