1 #ifndef DEBUG_H 2 #define DEBUG_H 3 4 /* This header file defines all debugging constants and macros, and declares 5 * some variables. Certain debugging features redefine standard constants 6 * and macros. Therefore, this header file should be included after the 7 * other kernel headers. 8 */ 9 10 #ifndef __ASSEMBLY__ 11 #include <minix/debug.h> 12 #include "config.h" 13 #endif 14 15 /* Debug info via serial (see ser_debug()) */ 16 #define DEBUG_SERIAL 1 17 18 /* Enable prints such as 19 * . send/receive failed due to deadlock or dead source or dead destination 20 * . trap not allowed 21 * . bogus message pointer 22 * . kernel call number not allowed by this process 23 * 24 * Of course the call still fails, but nothing is printed if these warnings 25 * are disabled. 26 */ 27 #define DEBUG_ENABLE_IPC_WARNINGS 1 28 29 /* Sanity checks. */ 30 #define DEBUG_SANITYCHECKS 0 31 32 /* Verbose messages. */ 33 #define DEBUG_TRACE 0 34 35 /* DEBUG_RACE makes every process preemptible, schedules 36 * every process on the same priority queue, and randomizes 37 * the next process to run, in order to help catch race 38 * conditions that could otherwise be masked. 39 */ 40 #define DEBUG_RACE 0 41 42 /* DEBUG_DUMPIPC dumps all IPC to serial; due to the amount of logging it is 43 * strongly recommended to set "ctty 0" in the boot monitor and run inside a 44 * virtual machine if you enable this; on the hardware it would take forever 45 * just to boot 46 */ 47 #define DEBUG_DUMPIPC 0 48 49 /* If defined, restrict DEBUG_DUMPIPC to particular process names */ 50 /* #define DEBUG_DUMPIPC_NAMES { "tty", "inet" } */ 51 52 /* DEBUG_IPCSTATS collects information on who sends messages to whom. */ 53 #define DEBUG_IPCSTATS 0 54 55 #if !USE_SYSDEBUG 56 #undef DEBUG_SERIAL 57 #undef DEBUG_ENABLE_IPC_WARNINGS 58 #endif 59 60 #if DEBUG_DUMPIPC || DEBUG_IPCSTATS /* either of these needs the hook */ 61 #define DEBUG_IPC_HOOK 1 62 #endif 63 64 #if DEBUG_TRACE 65 66 #define VF_SCHEDULING (1L << 1) 67 #define VF_PICKPROC (1L << 2) 68 69 #define TRACE(code, statement) if(verboseflags & code) { printf("%s:%d: ", __FILE__, __LINE__); statement } 70 71 #else 72 #define TRACE(code, statement) 73 #endif 74 75 #ifdef CONFIG_BOOT_VERBOSE 76 #define BOOT_VERBOSE(x) x 77 #else 78 #define BOOT_VERBOSE(x) 79 #endif 80 81 #ifdef _SYSTEM 82 #define DEBUG_PRINT(params, level) do { \ 83 if (verboseboot >= (level)) printf params; } while (0) 84 #define DEBUGBASIC(params) DEBUG_PRINT(params, VERBOSEBOOT_BASIC) 85 #define DEBUGEXTRA(params) DEBUG_PRINT(params, VERBOSEBOOT_EXTRA) 86 #define DEBUGMAX(params) DEBUG_PRINT(params, VERBOSEBOOT_MAX) 87 #endif 88 89 #endif /* DEBUG_H */ 90