• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Support for Intel Camera Imaging ISP subsystem.
3  * Copyright (c) 2015, Intel Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms and conditions of the GNU General Public License,
7  * version 2, as published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  */
14 
15 #ifndef __DEBUG_GLOBAL_H_INCLUDED__
16 #define __DEBUG_GLOBAL_H_INCLUDED__
17 
18 #include <type_support.h>
19 
20 #define DEBUG_BUF_SIZE	1024
21 #define DEBUG_BUF_MASK	(DEBUG_BUF_SIZE - 1)
22 
23 #define DEBUG_DATA_ENABLE_ADDR		0x00
24 #define DEBUG_DATA_BUF_MODE_ADDR	0x04
25 #define DEBUG_DATA_HEAD_ADDR		0x08
26 #define DEBUG_DATA_TAIL_ADDR		0x0C
27 #define DEBUG_DATA_BUF_ADDR			0x10
28 
29 #define DEBUG_DATA_ENABLE_DDR_ADDR		0x00
30 #define DEBUG_DATA_BUF_MODE_DDR_ADDR	HIVE_ISP_DDR_WORD_BYTES
31 #define DEBUG_DATA_HEAD_DDR_ADDR		(2 * HIVE_ISP_DDR_WORD_BYTES)
32 #define DEBUG_DATA_TAIL_DDR_ADDR		(3 * HIVE_ISP_DDR_WORD_BYTES)
33 #define DEBUG_DATA_BUF_DDR_ADDR			(4 * HIVE_ISP_DDR_WORD_BYTES)
34 
35 #define DEBUG_BUFFER_ISP_DMEM_ADDR       0x0
36 
37 /*
38  * Enable HAS_WATCHDOG_SP_THREAD_DEBUG for additional SP thread and
39  * pipe information on watchdog output
40  * #undef HAS_WATCHDOG_SP_THREAD_DEBUG
41  * #define HAS_WATCHDOG_SP_THREAD_DEBUG
42  */
43 
44 
45 /*
46  * The linear buffer mode will accept data until the first
47  * overflow and then stop accepting new data
48  * The circular buffer mode will accept if there is place
49  * and discard the data if the buffer is full
50  */
51 typedef enum {
52 	DEBUG_BUFFER_MODE_LINEAR = 0,
53 	DEBUG_BUFFER_MODE_CIRCULAR,
54 	N_DEBUG_BUFFER_MODE
55 } debug_buf_mode_t;
56 
57 struct debug_data_s {
58 	uint32_t			enable;
59 	uint32_t			bufmode;
60 	uint32_t			head;
61 	uint32_t			tail;
62 	uint32_t			buf[DEBUG_BUF_SIZE];
63 };
64 
65 /* thread.sp.c doesn't have a notion of HIVE_ISP_DDR_WORD_BYTES
66    still one point of control is needed for debug purposes */
67 
68 #ifdef HIVE_ISP_DDR_WORD_BYTES
69 struct debug_data_ddr_s {
70 	uint32_t			enable;
71 	int8_t				padding1[HIVE_ISP_DDR_WORD_BYTES-sizeof(uint32_t)];
72 	uint32_t			bufmode;
73 	int8_t				padding2[HIVE_ISP_DDR_WORD_BYTES-sizeof(uint32_t)];
74 	uint32_t			head;
75 	int8_t				padding3[HIVE_ISP_DDR_WORD_BYTES-sizeof(uint32_t)];
76 	uint32_t			tail;
77 	int8_t				padding4[HIVE_ISP_DDR_WORD_BYTES-sizeof(uint32_t)];
78 	uint32_t			buf[DEBUG_BUF_SIZE];
79 };
80 #endif
81 
82 #endif /* __DEBUG_GLOBAL_H_INCLUDED__ */
83 
84