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/*
* Copyright © 2009 Pauli Nieminen
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*/
/*
* Authors:
* Pauli Nieminen <suokkos@gmail.com>
*/
#ifndef RADEON_DEBUG_H_INCLUDED
#define RADEON_DEBUG_H_INCLUDED
#include <stdarg.h>
#include <stdio.h>
typedef enum radeon_debug_levels {
RADEON_CRITICAL = 0, /* Only errors */
RADEON_IMPORTANT = 1, /* Important warnings and messages */
RADEON_NORMAL = 2, /* Normal log messages usefull for debugging */
RADEON_VERBOSE = 3, /* Extra details to debugging */
RADEON_TRACE = 4 /* Log about everything that happens */
} radeon_debug_level_t;
/**
* Compile time option to change level of debugging compiled to dri driver.
*/
#ifndef RADEON_DEBUG_LEVEL
#define RADEON_DEBUG_LEVEL RADEON_NORMAL
#endif
typedef enum radeon_debug_types {
RADEON_TEXTURE = 0x00001,
RADEON_STATE = 0x00002,
RADEON_IOCTL = 0x00004,
RADEON_RENDER = 0x00008,
RADEON_SWRENDER = 0x00010,
RADEON_FALLBACKS = 0x00020,
RADEON_VFMT = 0x00040,
RADEON_SHADER = 0x00080,
RADEON_CS = 0x00100,
RADEON_DRI = 0x00200,
RADEON_DMA = 0x00400,
RADEON_SANITY = 0x00800,
RADEON_SYNC = 0x01000,
RADEON_PIXEL = 0x02000,
RADEON_MEMORY = 0x04000,
RADEON_VERTS = 0x08000,
RADEON_GENERAL = 0x10000 /* Used for errors and warnings */
} radeon_debug_type_t;
extern radeon_debug_type_t radeon_enabled_debug_types;
/**
* Compabibility layer for old debug code
**/
#define RADEON_DEBUG radeon_enabled_debug_types
static inline int radeon_is_debug_enabled(const radeon_debug_type_t type,
const radeon_debug_level_t level)
{
return RADEON_DEBUG_LEVEL <= level
&& (type & radeon_enabled_debug_types);
}
/*
* define macro for gcc specific __attribute__ if using alternative compiler
*/
#ifndef __GNUC__
#define __attribute__(x) /*empty*/
#endif
/**
* Format attribute requires declaration for setting it. Don't ask me why!
*/
static inline void radeon_print(const radeon_debug_type_t type,
const radeon_debug_level_t level,
const char* message,
...) __attribute__((format(printf,3,4)));
/**
* Print out debug message if channel specified by type is enabled
* and compile time debugging level is at least as high as level parameter
*/
static inline void radeon_print(const radeon_debug_type_t type,
const radeon_debug_level_t level,
const char* message,
...)
{
/* Compile out if level of message is too high */
if (radeon_is_debug_enabled(type, level)) {
va_list values;
va_start( values, message );
vfprintf(stderr, message, values);
va_end( values );
}
}
static inline void radeon_error(const char* message, ...) __attribute__((format(printf,1,2)));
/**
* printf style function for writing error messages.
*/
static inline void radeon_error(const char* message, ...)
{
va_list values;
va_start( values, message );
radeon_print(RADEON_GENERAL, RADEON_CRITICAL, message, values);
va_end( values );
}
static inline void radeon_warning(const char* message, ...) __attribute__((format(printf,1,2)));
/**
* printf style function for writing warnings.
*/
static inline void radeon_warning(const char* message, ...)
{
va_list values;
va_start( values, message );
radeon_print(RADEON_GENERAL, RADEON_IMPORTANT, message, values);
va_end( values );
}
extern void radeon_init_debug(void);
/* From http://gcc. gnu.org/onlinedocs/gcc-3.2.3/gcc/Variadic-Macros.html .
I suppose we could inline this and use macro to fetch out __LINE__ and stuff in case we run into trouble
with other compilers ... GLUE!
*/
#define WARN_ONCE(a, ...) { \
static int warn##__LINE__=1; \
if(warn##__LINE__){ \
radeon_warning("*********************************WARN_ONCE*********************************\n"); \
radeon_warning("File %s function %s line %d\n", \
__FILE__, __FUNCTION__, __LINE__); \
radeon_warning( (a), ## __VA_ARGS__);\
radeon_warning("***************************************************************************\n"); \
warn##__LINE__=0;\
} \
}
#endif
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