debug/kdb/kdb_main.c

34 #include <linux/kdb.h>
51 #define	MODULE_PARAM_PREFIX "kdb."
71 int kdb_initial_cpu = -1;	/* cpu number that owns kdb */
91 	int	km_diag;	/* kdb diagnostic */
144 	"PROMPT=[%d]kdb> ",
146 	"PROMPT=kdb> ",
221  * Check whether the flags of the current command, the permissions of the kdb
308  *	Zero on success, a kdb diagnostic on failure.
333  *	Zero on success, a kdb diagnostic on failure.
351  * Return: Zero on success, a kdb diagnostic on failure.
411  *	Zero on success, a kdb diagnostic on failure.
490 			kdb_printf("kdb: illegal debug flags '%s'\n",
510 		kdb_printf("No current kdb registers."
539  *	zero is returned on success, a kdb diagnostic code is
705  *	zero for success, a kdb diagnostic if error
739 		kdb_printf("Could not allocate new kdb macro command: %s\n",
755 		kdb_printf("kdb: nested defcmd detected, assuming missing "
830  *	zero for success, a kdb diagnostic if error
857 		kdb_printf("[%s]kdb> %s\n", kmp->cmd.name, kms->statement);
947  *	regs	The registers at the time kdb was entered.
949  *	Zero for success, a kdb diagnostic if failure.
1207  * kdb_local - The main code for kdb.  This routine is invoked on a
1208  *	specific processor, it is not global.  The main kdb() routine
1211  *	entry to a kdb session, thereafter it is called with reason
1241 		kdb_printf("\nEntering kdb (current=0x%px, pid %d) ",
1252 		 * If re-entering kdb after a single step
1257 			kdb_printf("\nEntering kdb (0x%px, pid %d) ",
1271 			kdb_printf("kdb: Bad result from kdba_db_trap: %d\n",
1317 			kdb_printf("kdb: error return from kdba_bp_trap: %d\n",
1328 		kdb_printf("kdb: unexpected reason code: %d\n", reason);
1382 			kdb_printf("Unknown kdb command: '%s'\n", cmdbuf);
1416  *	control and will issue the kdb prompt, the others will spin
1420  *	processes, this routine is invoked from the main kdb code via
1424  *	process and a running process as far as kdb is concerned.
1428  *	reason2		kdb's current reason code.
1430  *			according to kdb state.
1442 	/* Stay in kdb() until 'go', 'ss[b]' or an error */
1462 		/* Still using kdb, this processor is in control */
2194  *	KDB_CMD_CPU for success, a kdb diagnostic if error
2209 			state = ' ';	/* cpu is responding to kdb */
2477  * I cannot call that code directly from kdb, it has an unconditional
2629  * @cmd: pointer to kdb command
2640 			kdb_printf("Duplicate kdb cmd: %s, func %p help %s\n",
2652  * kdb_register_table() - This function is used to register a kdb command
2654  * @kp: pointer to kdb command table
2655  * @len: length of kdb command table
2668  *                    implements kdb command is unloaded.
2669  * @cmd: pointer to kdb command
2892 /* Initialize the kdb command table. */
2907 			kdb_printf("kdb command %s failed, kdb diag %d\n",
2916 /* Initialize kdb_printf, breakpoint tables and kdb state */