96 lines
3.3 KiB
C
96 lines
3.3 KiB
C
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/*
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* Copyright (c) 2008 Travis Geiselbrecht
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __DEBUG_H
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#define __DEBUG_H
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#include <assert.h>
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#include <stdarg.h>
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#include <compiler.h>
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#include <platform/debug.h>
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#include <printf.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#if defined(DEBUG)
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#define DEBUGLEVEL DEBUG
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#else
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#define DEBUGLEVEL 2
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#endif
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/* debug levels */
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#define CRITICAL 0
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#define ALWAYS 0
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#define INFO 1
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#define SPEW 2
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/* output */
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void _dputc(char c); // XXX for now, platform implements
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int _dputs(const char *str);
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int _dprintf(const char *fmt, ...) __PRINTFLIKE(1, 2);
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int _dvprintf(const char *fmt, va_list ap);
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#define dputc(level, str) do { if ((level) <= DEBUGLEVEL) { _dputc(str); } } while (0)
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#define dputs(level, str) do { if ((level) <= DEBUGLEVEL) { _dputs(str); } } while (0)
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#define dprintf(level, x...) do { if ((level) <= DEBUGLEVEL) { _dprintf(x); } } while (0)
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#define dvprintf(level, x...) do { if ((level) <= DEBUGLEVEL) { _dvprintf(x); } } while (0)
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/* input */
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int dgetc(char *c);
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/* systemwide halts */
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void halt(void) __NO_RETURN;
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void _panic(void *caller, const char *fmt, ...) __PRINTFLIKE(2, 3) __NO_RETURN;
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#define panic(x...) _panic(__GET_CALLER(), x)
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#define PANIC_UNIMPLEMENTED panic("%s unimplemented\n", __PRETTY_FUNCTION__)
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/* spin the cpu for a period of (short) time */
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void spin(uint32_t usecs);
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/* dump memory */
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void hexdump(const void *ptr, size_t len);
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void hexdump8(const void *ptr, size_t len);
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/* trace routines */
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#define TRACE_ENTRY printf("%s: entry\n", __PRETTY_FUNCTION__)
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#define TRACE_EXIT printf("%s: exit\n", __PRETTY_FUNCTION__)
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#define TRACE_ENTRY_OBJ printf("%s: entry obj %p\n", __PRETTY_FUNCTION__, this)
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#define TRACE_EXIT_OBJ printf("%s: exit obj %p\n", __PRETTY_FUNCTION__, this)
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#define TRACE printf("%s:%d\n", __PRETTY_FUNCTION__, __LINE__)
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#define TRACEF(x...) do { printf("%s:%d: ", __PRETTY_FUNCTION__, __LINE__); printf(x); } while (0)
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/* trace routines that work if LOCAL_TRACE is set */
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#define LTRACE_ENTRY do { if (LOCAL_TRACE) { TRACE_ENTRY; } } while (0)
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#define LTRACE_EXIT do { if (LOCAL_TRACE) { TRACE_EXIT; } } while (0)
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#define LTRACE do { if (LOCAL_TRACE) { TRACE; } } while (0)
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#define LTRACEF(x...) do { if (LOCAL_TRACE) { TRACEF(x); } } while (0)
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#if defined(__cplusplus)
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}
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#endif
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#endif
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