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 _ibuf_cntrl_defs_h_ 16 #define _ibuf_cntrl_defs_h_ 17 18 #include <stream2mmio_defs.h> 19 #include <dma_v2_defs.h> 20 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 24 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 29 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) 34 35 /* time out bits, maximum time out value is 2^_IBUF_CNTRL_TIME_OUT_BITS - 1 */ 36 #define _IBUF_CNTRL_TIME_OUT_BITS 5 37 38 /* command token definition */ 39 #define _IBUF_CNTRL_CMD_TOKEN_LSB 0 40 #define _IBUF_CNTRL_CMD_TOKEN_MSB 1 41 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 48 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) 58 59 /*shared registers:*/ 60 #define _IBUF_CNTRL_RECALC_WORDS_STATUS 0 61 #define _IBUF_CNTRL_ARBITERS_STATUS 1 62 63 #define _IBUF_CNTRL_SET_CRUN 2 /* NO PHYSICAL REGISTER!! Only used in HSS model */ 64 65 /*register addresses for each proc: */ 66 #define _IBUF_CNTRL_CMD 0 67 #define _IBUF_CNTRL_ACK 1 68 69 /* number of items (packets or words) per frame: */ 70 #define _IBUF_CNTRL_NUM_ITEMS_PER_STORE 2 71 72 /* number of stores (packets or words) per store/buffer: */ 73 #define _IBUF_CNTRL_NUM_STORES_PER_FRAME 3 74 75 /* the channel and command in the DMA */ 76 #define _IBUF_CNTRL_DMA_CHANNEL 4 77 #define _IBUF_CNTRL_DMA_CMD 5 78 79 /* the start address and stride of the buffers */ 80 #define _IBUF_CNTRL_BUFFER_START_ADDRESS 6 81 #define _IBUF_CNTRL_BUFFER_STRIDE 7 82 #define _IBUF_CNTRL_BUFFER_END_ADDRESS 8 83 84 /* destination start address, stride and end address; should be the same as in the DMA */ 85 #define _IBUF_CNTRL_DEST_START_ADDRESS 9 86 #define _IBUF_CNTRL_DEST_STRIDE 10 87 #define _IBUF_CNTRL_DEST_END_ADDRESS 11 88 89 /* send a frame sync or not, default 1 */ 90 #define _IBUF_CNTRL_SYNC_FRAME 12 91 92 /* str2mmio cmds */ 93 #define _IBUF_CNTRL_STR2MMIO_SYNC_CMD 13 94 #define _IBUF_CNTRL_STR2MMIO_STORE_CMD 14 95 96 /* num elems p word*/ 97 #define _IBUF_CNTRL_SHIFT_ITEMS 15 98 #define _IBUF_CNTRL_ELEMS_P_WORD_IBUF 16 99 #define _IBUF_CNTRL_ELEMS_P_WORD_DEST 17 100 101 /* STATUS */ 102 /* current frame and stores in buffer */ 103 #define _IBUF_CNTRL_CUR_STORES 18 104 #define _IBUF_CNTRL_CUR_ACKS 19 105 106 /* current buffer and destination address for DMA cmd's */ 107 #define _IBUF_CNTRL_CUR_S2M_IBUF_ADDR 20 108 #define _IBUF_CNTRL_CUR_DMA_IBUF_ADDR 21 109 #define _IBUF_CNTRL_CUR_DMA_DEST_ADDR 22 110 #define _IBUF_CNTRL_CUR_ISP_DEST_ADDR 23 111 112 #define _IBUF_CNTRL_CUR_NR_DMA_CMDS_SEND 24 113 114 #define _IBUF_CNTRL_MAIN_CNTRL_STATE 25 115 #define _IBUF_CNTRL_DMA_SYNC_STATE 26 116 #define _IBUF_CNTRL_ISP_SYNC_STATE 27 117 118 /*Commands: */ 119 #define _IBUF_CNTRL_CMD_STORE_FRAME_IDX 0 120 #define _IBUF_CNTRL_CMD_ONLINE_IDX 1 121 122 /* initialize, copy st_addr to cur_addr etc */ 123 #define _IBUF_CNTRL_CMD_INITIALIZE 0 124 125 /* store an online frame (sync with ISP, use end cfg start, stride and end address: */ 126 #define _IBUF_CNTRL_CMD_STORE_ONLINE_FRAME ((1 << _IBUF_CNTRL_CMD_STORE_FRAME_IDX) | (1 << _IBUF_CNTRL_CMD_ONLINE_IDX)) 127 128 /* store an offline frame (don't sync with ISP, requires start address as 2nd token, no end address: */ 129 #define _IBUF_CNTRL_CMD_STORE_OFFLINE_FRAME BIT(_IBUF_CNTRL_CMD_STORE_FRAME_IDX) 130 131 /* false command token, should be different then commands. Use online bit, not store frame: */ 132 #define _IBUF_CNTRL_FALSE_ACK 2 133 134 #endif 135