kernel/microkernel/include/minik.h - third_party/github/zephyrproject-rtos/zephyr - Git at Google

 /* minik.h */

 /*
  * Copyright (c) 1997-2015 Wind River Systems, Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  * 1) Redistributions of source code must retain the above copyright notice,
  * this list of conditions and the following disclaimer.
  *
  * 2) Redistributions in binary form must reproduce the above copyright notice,
  * this list of conditions and the following disclaimer in the documentation
  * and/or other materials provided with the distribution.
  *
  * 3) Neither the name of Wind River Systems nor the names of its contributors
  * may be used to endorse or promote products derived from this software without
  * specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */

 #ifndef MINIK_H
 #define MINIK_H

 #include <microkernel/k_struct.h>
 #include <clock_vars.h>

 #define KERNEL_ENTRY(A) K_taskcall(A)

 extern const knode_t K_ThisNode;
 extern struct k_proc K_TaskList[];
 extern struct k_tqhd _k_task_priority_list[];

 extern int K_TaskCount;

 #ifndef LITE
 extern struct map_struct K_MapList[];
 #endif
 extern struct mbx_struct K_MbxList[];
 extern struct mutex_struct K_MutexList[];
 extern struct sem_struct K_SemList[];
 extern struct que_struct K_QueList[];
 extern struct pool_struct K_PoolList[];
 extern struct pipe_struct K_PipeList[];

 #ifndef LITE
 extern int K_MapCount;
 #endif
 extern int K_PoolCount;
 extern int K_PipeCount;

 extern struct k_proc *K_Task;
 extern uint32_t K_PrioBitMap[];

 #ifndef LITE
 extern K_TIMER *K_Thead;
 extern K_TIMER *K_Ttail;
 #endif
 extern int64_t K_LowTime;

 extern struct nano_stack K_Args;
 extern struct nano_lifo LinkIn[6];
 extern struct nano_lifo LinkOut[6];
 extern struct nano_lifo K_DataFree;
 extern struct nano_lifo K_ArgsFree;
 #ifndef LITE
 extern struct nano_lifo K_TimerFree;
 #endif

 extern void _Cput(struct nano_lifo *, void *);
 extern void _Cpsh(struct nano_stack *, uint32_t);
 extern void *_Cget(struct nano_lifo *);

 extern void set_state_bit(struct k_proc *, uint32_t);
 extern void reset_state_bit(struct k_proc *, uint32_t);
 extern void K_taskcall(struct k_args *);

 #ifndef LITE
 extern void delist_timeout(K_TIMER *T);
 extern void enlist_timeout(struct k_args *A);
 extern void force_timeout(struct k_args *A);
 #endif

 extern void init_drivers(void);

 /*
  * The task status flags may be OR'ed together to form a task's state.  The
  * existence of one or more non-zero bits indicates that the task can not be
  * scheduled for execution because of the conditions associated with those
  * bits.  The task status flags are divided into four (4) groups as follows:
  *
  * Break flags (bits 0..5) are associated with conditions that require an
  * external entity to permit further execution.
  *
  * Spare flags (bits 6..10) are located between the break and wait flags
  * to allow either set to be extended without impacting the other group.
  *
  * Wait flags (bits 11..27) are associated with operations that the task itself
  * initiated, and for which task execution will resume when the requested
  * operation completes.
  *
  * Monitoring bits (bits 28..31) are reserved for use with task level
  * monitoring.
  */

 #define TF_STOP 0x00000001    /* Not started */
 #define TF_TERM 0x00000002    /* Terminated */
 #define TF_SUSP 0x00000004    /* Suspended */
 #define TF_BLCK 0x00000008    /* Blocked by host server debugger */
 #define TF_GDBSTOP 0x00000010 /* Stopped by GDB agent */
 #define TF_PRIO 0x00000020    /* Task priority is changing */

 #define TF_TIME 0x00000800     /* Sleeping */
 #define TF_DRIV 0x00001000     /* Waiting for arch specific driver */
 #define TF_DATA 0x00002000     /* Waiting for movedata to complete */
 #define TF_EVNT 0x00004000     /* Waiting for an event */
 #define TF_ENQU 0x00008000     /* Waiting to put data on a FIFO */
 #define TF_DEQU 0x00010000     /* Waiting to get data from a FIFO */
 #define TF_SEND 0x00020000     /* Waiting to send via mbox or channel */
 #define TF_RECV 0x00040000     /* Waiting to recv via mbox or channel */
 #define TF_SEMA 0x00080000     /* Waiting for a semaphore */
 #define TF_LIST 0x00100000     /* Waiting for a group of semaphores */
 #define TF_LOCK 0x00200000     /* Waiting for a mutex */
 #define TF_ALLO 0x00400000     /* Waiting on a memory mapping */
 #define TF_GTBL 0x00800000     /* Waiting on a memory pool */
 #define TF_FIFO 0x01000000     /* Waiting on a remote FIFO operation */
 #define TF_NETW 0x02000000     /* Obsolete */
 #define TF_RECVDATA 0x04000000 /* Waiting to receive data */
 #define TF_SENDDATA 0x08000000 /* Waiting to send data */

 #define TF_ALLW 0x0FFFF800 /* Mask of all wait flags */

 #ifdef CONFIG_TASK_DEBUG

 extern int K_DebugHalt;
 extern char *K_NodeNames[];
 extern char **K_TaskNames[];
 #ifndef LITE
 extern char **K_MapNames[];
 #endif
 extern char **K_MbxNames[];
 extern char **K_MutexNames[];
 extern char **K_SemNames[];
 extern char **K_QueNames[];

 #define TASK_INFO 1
 #define WSP_INFO 2
 #define MAP_INFO 3
 #define MBX_INFO 4
 #define QUE_INFO 5
 #define RES_INFO 6
 #define SEM_INFO 7
 #define TIMER_INFO 8
 #define APCK_INFO 9
 #define DPCK_INFO 10
 #define RESET_COUNTS 11
 #define MONIT_INFO 12

 #endif

 #ifdef CONFIG_TASK_MONITOR

 extern void K_monitor_task(struct k_proc *, uint32_t d2);
 extern void K_monitor_args(struct k_args *);
 extern void K_monitor_read(struct k_args *);

 extern const int K_monitor_mask;

 /* task level monitor bits */

 #define MO_STBIT0 0x20000000
 #define MO_STBIT1 0x30000000
 #define MO_EVENT 0x40000000
 #define MO_LCOMM 0x50000000
 #define MO_RCOMM 0x60000000

 #endif

 #ifdef CONFIG_WORKLOAD_MONITOR

 extern void wlMonitorCalibrate(void);

 #endif

 #define INSERT_ELM(L, E)                              \
 	{                                             \
 		struct k_args *X = (L);                      \
 		struct k_args *Y = NULL;                     \
 		while (X && (X->Prio <= (E)->Prio)) { \
 			Y = X;                        \
 			X = X->Forw;                  \
 		}                                     \
 		if (Y)                                \
 			Y->Forw = (E);                \
 		else                                  \
 			(L) = (E);                    \
 		(E)->Forw = X;                        \
 		(E)->Head = &(L);                     \
 	}

 #define REMOVE_ELM(E)                                   \
 	{                                               \
 		struct k_args *X = *((E)->Head);               \
 		struct k_args *Y = NULL;                       \
 							\
 		while (X && (X != (E))) {               \
 			Y = X;                          \
 			X = X->Forw;                    \
 		}                                       \
 		if (X) {                                \
 			if (Y)                          \
 				Y->Forw = X->Forw;      \
 			else                            \
 				*((E)->Head) = X->Forw; \
 		}                                       \
 	}

 #define GETARGS(A)                        \
 	do {                              \
 		(A) = _Cget(&K_ArgsFree); \
 	} while (0)
 #define GETDATA(D)                        \
 	do {                              \
 		(D) = _Cget(&K_DataFree); \
 	} while (0)
 #ifndef LITE
 #define GETTIMER(T)                        \
 	do {                               \
 		(T) = _Cget(&K_TimerFree); \
 	} while (0)
 #endif

 #define FREEARGS(A) _Cput(&K_ArgsFree, (A))
 #define FREEDATA(D) _Cput(&K_DataFree, (D))
 #ifndef LITE
 #define FREETIMER(T) _Cput(&K_TimerFree, (T))
 #endif

 #define TO_ALIST(L, A) _Cpsh((L), (uint32_t)(A))

 #define SENDARGS(A) _Cpsh(&K_Args, (uint32_t)(A))

 #endif
	/* minik.h */

	/*
	* Copyright (c) 1997-2015 Wind River Systems, Inc.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are met:
	*
	* 1) Redistributions of source code must retain the above copyright notice,
	* this list of conditions and the following disclaimer.
	*
	* 2) Redistributions in binary form must reproduce the above copyright notice,
	* this list of conditions and the following disclaimer in the documentation
	* and/or other materials provided with the distribution.
	*
	* 3) Neither the name of Wind River Systems nor the names of its contributors
	* may be used to endorse or promote products derived from this software without
	* specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	* POSSIBILITY OF SUCH DAMAGE.
	*/

	#ifndef MINIK_H
	#define MINIK_H

	#include <microkernel/k_struct.h>
	#include <clock_vars.h>

	#define KERNEL_ENTRY(A) K_taskcall(A)

	extern const knode_t K_ThisNode;
	extern struct k_proc K_TaskList[];
	extern struct k_tqhd _k_task_priority_list[];

	extern int K_TaskCount;

	#ifndef LITE
	extern struct map_struct K_MapList[];
	#endif
	extern struct mbx_struct K_MbxList[];
	extern struct mutex_struct K_MutexList[];
	extern struct sem_struct K_SemList[];
	extern struct que_struct K_QueList[];
	extern struct pool_struct K_PoolList[];
	extern struct pipe_struct K_PipeList[];

	#ifndef LITE
	extern int K_MapCount;
	#endif
	extern int K_PoolCount;
	extern int K_PipeCount;

	extern struct k_proc *K_Task;
	extern uint32_t K_PrioBitMap[];

	#ifndef LITE
	extern K_TIMER *K_Thead;
	extern K_TIMER *K_Ttail;
	#endif
	extern int64_t K_LowTime;

	extern struct nano_stack K_Args;
	extern struct nano_lifo LinkIn[6];
	extern struct nano_lifo LinkOut[6];
	extern struct nano_lifo K_DataFree;
	extern struct nano_lifo K_ArgsFree;
	#ifndef LITE
	extern struct nano_lifo K_TimerFree;
	#endif

	extern void _Cput(struct nano_lifo , void );
	extern void _Cpsh(struct nano_stack *, uint32_t);
	extern void _Cget(struct nano_lifo );

	extern void set_state_bit(struct k_proc *, uint32_t);
	extern void reset_state_bit(struct k_proc *, uint32_t);
	extern void K_taskcall(struct k_args *);

	#ifndef LITE
	extern void delist_timeout(K_TIMER *T);
	extern void enlist_timeout(struct k_args *A);
	extern void force_timeout(struct k_args *A);
	#endif

	extern void init_drivers(void);

	/*
	* The task status flags may be OR'ed together to form a task's state. The
	* existence of one or more non-zero bits indicates that the task can not be
	* scheduled for execution because of the conditions associated with those
	* bits. The task status flags are divided into four (4) groups as follows:
	*
	* Break flags (bits 0..5) are associated with conditions that require an
	* external entity to permit further execution.
	*
	* Spare flags (bits 6..10) are located between the break and wait flags
	* to allow either set to be extended without impacting the other group.
	*
	* Wait flags (bits 11..27) are associated with operations that the task itself
	* initiated, and for which task execution will resume when the requested
	* operation completes.
	*
	* Monitoring bits (bits 28..31) are reserved for use with task level
	* monitoring.
	*/

	#define TF_STOP 0x00000001 /* Not started */
	#define TF_TERM 0x00000002 /* Terminated */
	#define TF_SUSP 0x00000004 /* Suspended */
	#define TF_BLCK 0x00000008 /* Blocked by host server debugger */
	#define TF_GDBSTOP 0x00000010 /* Stopped by GDB agent */
	#define TF_PRIO 0x00000020 /* Task priority is changing */

	#define TF_TIME 0x00000800 /* Sleeping */
	#define TF_DRIV 0x00001000 /* Waiting for arch specific driver */
	#define TF_DATA 0x00002000 /* Waiting for movedata to complete */
	#define TF_EVNT 0x00004000 /* Waiting for an event */
	#define TF_ENQU 0x00008000 /* Waiting to put data on a FIFO */
	#define TF_DEQU 0x00010000 /* Waiting to get data from a FIFO */
	#define TF_SEND 0x00020000 /* Waiting to send via mbox or channel */
	#define TF_RECV 0x00040000 /* Waiting to recv via mbox or channel */
	#define TF_SEMA 0x00080000 /* Waiting for a semaphore */
	#define TF_LIST 0x00100000 /* Waiting for a group of semaphores */
	#define TF_LOCK 0x00200000 /* Waiting for a mutex */
	#define TF_ALLO 0x00400000 /* Waiting on a memory mapping */
	#define TF_GTBL 0x00800000 /* Waiting on a memory pool */
	#define TF_FIFO 0x01000000 /* Waiting on a remote FIFO operation */
	#define TF_NETW 0x02000000 /* Obsolete */
	#define TF_RECVDATA 0x04000000 /* Waiting to receive data */
	#define TF_SENDDATA 0x08000000 /* Waiting to send data */

	#define TF_ALLW 0x0FFFF800 /* Mask of all wait flags */

	#ifdef CONFIG_TASK_DEBUG

	extern int K_DebugHalt;
	extern char *K_NodeNames[];
	extern char **K_TaskNames[];
	#ifndef LITE
	extern char **K_MapNames[];
	#endif
	extern char **K_MbxNames[];
	extern char **K_MutexNames[];
	extern char **K_SemNames[];
	extern char **K_QueNames[];

	#define TASK_INFO 1
	#define WSP_INFO 2
	#define MAP_INFO 3
	#define MBX_INFO 4
	#define QUE_INFO 5
	#define RES_INFO 6
	#define SEM_INFO 7
	#define TIMER_INFO 8
	#define APCK_INFO 9
	#define DPCK_INFO 10
	#define RESET_COUNTS 11
	#define MONIT_INFO 12

	#endif

	#ifdef CONFIG_TASK_MONITOR

	extern void K_monitor_task(struct k_proc *, uint32_t d2);
	extern void K_monitor_args(struct k_args *);
	extern void K_monitor_read(struct k_args *);

	extern const int K_monitor_mask;

	/* task level monitor bits */

	#define MO_STBIT0 0x20000000
	#define MO_STBIT1 0x30000000
	#define MO_EVENT 0x40000000
	#define MO_LCOMM 0x50000000
	#define MO_RCOMM 0x60000000

	#endif

	#ifdef CONFIG_WORKLOAD_MONITOR

	extern void wlMonitorCalibrate(void);

	#endif

	#define INSERT_ELM(L, E) \
	{ \
	struct k_args *X = (L); \
	struct k_args *Y = NULL; \
	while (X && (X->Prio <= (E)->Prio)) { \
	Y = X; \
	X = X->Forw; \
	} \
	if (Y) \
	Y->Forw = (E); \
	else \
	(L) = (E); \
	(E)->Forw = X; \
	(E)->Head = &(L); \
	}

	#define REMOVE_ELM(E) \
	{ \
	struct k_args X = ((E)->Head); \
	struct k_args *Y = NULL; \
	\
	while (X && (X != (E))) { \
	Y = X; \
	X = X->Forw; \
	} \
	if (X) { \
	if (Y) \
	Y->Forw = X->Forw; \
	else \
	*((E)->Head) = X->Forw; \
	} \
	}

	#define GETARGS(A) \
	do { \
	(A) = _Cget(&K_ArgsFree); \
	} while (0)
	#define GETDATA(D) \
	do { \
	(D) = _Cget(&K_DataFree); \
	} while (0)
	#ifndef LITE
	#define GETTIMER(T) \
	do { \
	(T) = _Cget(&K_TimerFree); \
	} while (0)
	#endif

	#define FREEARGS(A) _Cput(&K_ArgsFree, (A))
	#define FREEDATA(D) _Cput(&K_DataFree, (D))
	#ifndef LITE
	#define FREETIMER(T) _Cput(&K_TimerFree, (T))
	#endif

	#define TO_ALIST(L, A) _Cpsh((L), (uint32_t)(A))

	#define SENDARGS(A) _Cpsh(&K_Args, (uint32_t)(A))

	#endif