2 * Support for Intel Camera Imaging ISP subsystem.
3 * Copyright (c) 2015, Intel Corporation.
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.
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
15 #ifndef _ibuf_cntrl_defs_h_
16 #define _ibuf_cntrl_defs_h_
18 #include <stream2mmio_defs.h>
19 #include <dma_v2_defs.h>
21 #define _IBUF_CNTRL_REG_ALIGN 4
22 /* alignment of register banks, first bank are shared configuration and status registers: */
23 #define _IBUF_CNTRL_PROC_REG_ALIGN 32
25 /* the actual amount of configuration registers per proc: */
26 #define _IBUF_CNTRL_CONFIG_REGS_PER_PROC 18
27 /* the actual amount of shared configuration registers: */
28 #define _IBUF_CNTRL_CONFIG_REGS_NO_PROC 0
30 /* the actual amount of status registers per proc */
31 #define _IBUF_CNTRL_STATUS_REGS_PER_PROC (_IBUF_CNTRL_CONFIG_REGS_PER_PROC + 10)
32 /* the actual amount shared status registers */
33 #define _IBUF_CNTRL_STATUS_REGS_NO_PROC (_IBUF_CNTRL_CONFIG_REGS_NO_PROC + 2)
35 /* time out bits, maximum time out value is 2^_IBUF_CNTRL_TIME_OUT_BITS - 1 */
36 #define _IBUF_CNTRL_TIME_OUT_BITS 5
38 /* command token definition */
39 #define _IBUF_CNTRL_CMD_TOKEN_LSB 0
40 #define _IBUF_CNTRL_CMD_TOKEN_MSB 1
42 /* Str2MMIO defines */
43 #define _IBUF_CNTRL_STREAM2MMIO_CMD_TOKEN_MSB _STREAM2MMIO_CMD_TOKEN_CMD_MSB
44 #define _IBUF_CNTRL_STREAM2MMIO_CMD_TOKEN_LSB _STREAM2MMIO_CMD_TOKEN_CMD_LSB
45 #define _IBUF_CNTRL_STREAM2MMIO_NUM_ITEMS_BITS _STREAM2MMIO_PACK_NUM_ITEMS_BITS
46 #define _IBUF_CNTRL_STREAM2MMIO_ACK_EOF_BIT _STREAM2MMIO_PACK_ACK_EOF_BIT
47 #define _IBUF_CNTRL_STREAM2MMIO_ACK_TOKEN_VALID_BIT _STREAM2MMIO_ACK_TOKEN_VALID_BIT
49 /* acknowledge token definition */
50 #define _IBUF_CNTRL_ACK_TOKEN_STORES_IDX 0
51 #define _IBUF_CNTRL_ACK_TOKEN_STORES_BITS 15
52 #define _IBUF_CNTRL_ACK_TOKEN_ITEMS_IDX (_IBUF_CNTRL_ACK_TOKEN_STORES_BITS + _IBUF_CNTRL_ACK_TOKEN_STORES_IDX)
53 #define _IBUF_CNTRL_ACK_TOKEN_ITEMS_BITS _STREAM2MMIO_PACK_NUM_ITEMS_BITS
54 #define _IBUF_CNTRL_ACK_TOKEN_LSB _IBUF_CNTRL_ACK_TOKEN_STORES_IDX
55 #define _IBUF_CNTRL_ACK_TOKEN_MSB (_IBUF_CNTRL_ACK_TOKEN_ITEMS_BITS + _IBUF_CNTRL_ACK_TOKEN_ITEMS_IDX - 1)
56 /* bit 31 indicates a valid ack: */
57 #define _IBUF_CNTRL_ACK_TOKEN_VALID_BIT (_IBUF_CNTRL_ACK_TOKEN_ITEMS_BITS + _IBUF_CNTRL_ACK_TOKEN_ITEMS_IDX)
61 #define _IBUF_CNTRL_RECALC_WORDS_STATUS 0
62 #define _IBUF_CNTRL_ARBITERS_STATUS 1
64 #define _IBUF_CNTRL_SET_CRUN 2 /* NO PHYSICAL REGISTER!! Only used in HSS model */
67 /*register addresses for each proc: */
68 #define _IBUF_CNTRL_CMD 0
69 #define _IBUF_CNTRL_ACK 1
71 /* number of items (packets or words) per frame: */
72 #define _IBUF_CNTRL_NUM_ITEMS_PER_STORE 2
74 /* number of stores (packets or words) per store/buffer: */
75 #define _IBUF_CNTRL_NUM_STORES_PER_FRAME 3
77 /* the channel and command in the DMA */
78 #define _IBUF_CNTRL_DMA_CHANNEL 4
79 #define _IBUF_CNTRL_DMA_CMD 5
81 /* the start address and stride of the buffers */
82 #define _IBUF_CNTRL_BUFFER_START_ADDRESS 6
83 #define _IBUF_CNTRL_BUFFER_STRIDE 7
84 #define _IBUF_CNTRL_BUFFER_END_ADDRESS 8
86 /* destination start address, stride and end address; should be the same as in the DMA */
87 #define _IBUF_CNTRL_DEST_START_ADDRESS 9
88 #define _IBUF_CNTRL_DEST_STRIDE 10
89 #define _IBUF_CNTRL_DEST_END_ADDRESS 11
91 /* send a frame sync or not, default 1 */
92 #define _IBUF_CNTRL_SYNC_FRAME 12
95 #define _IBUF_CNTRL_STR2MMIO_SYNC_CMD 13
96 #define _IBUF_CNTRL_STR2MMIO_STORE_CMD 14
99 #define _IBUF_CNTRL_SHIFT_ITEMS 15
100 #define _IBUF_CNTRL_ELEMS_P_WORD_IBUF 16
101 #define _IBUF_CNTRL_ELEMS_P_WORD_DEST 17
105 /* current frame and stores in buffer */
106 #define _IBUF_CNTRL_CUR_STORES 18
107 #define _IBUF_CNTRL_CUR_ACKS 19
109 /* current buffer and destination address for DMA cmd's */
110 #define _IBUF_CNTRL_CUR_S2M_IBUF_ADDR 20
111 #define _IBUF_CNTRL_CUR_DMA_IBUF_ADDR 21
112 #define _IBUF_CNTRL_CUR_DMA_DEST_ADDR 22
113 #define _IBUF_CNTRL_CUR_ISP_DEST_ADDR 23
115 #define _IBUF_CNTRL_CUR_NR_DMA_CMDS_SEND 24
117 #define _IBUF_CNTRL_MAIN_CNTRL_STATE 25
118 #define _IBUF_CNTRL_DMA_SYNC_STATE 26
119 #define _IBUF_CNTRL_ISP_SYNC_STATE 27
123 #define _IBUF_CNTRL_CMD_STORE_FRAME_IDX 0
124 #define _IBUF_CNTRL_CMD_ONLINE_IDX 1
126 /* initialize, copy st_addr to cur_addr etc */
127 #define _IBUF_CNTRL_CMD_INITIALIZE 0
129 /* store an online frame (sync with ISP, use end cfg start, stride and end address: */
130 #define _IBUF_CNTRL_CMD_STORE_ONLINE_FRAME ((1<<_IBUF_CNTRL_CMD_STORE_FRAME_IDX) | (1<<_IBUF_CNTRL_CMD_ONLINE_IDX))
132 /* store an offline frame (don't sync with ISP, requires start address as 2nd token, no end address: */
133 #define _IBUF_CNTRL_CMD_STORE_OFFLINE_FRAME (1<<_IBUF_CNTRL_CMD_STORE_FRAME_IDX)
135 /* false command token, should be different then commands. Use online bit, not store frame: */
136 #define _IBUF_CNTRL_FALSE_ACK 2