1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) Marvell International Ltd. and its affiliates 4 */ 5 6 #ifndef __XOR_REGS_H 7 #define __XOR_REGS_H 8 9 /* 10 * For controllers that have two XOR units, then chans 2 & 3 will be mapped 11 * to channels 0 & 1 of unit 1 12 */ 13 #define XOR_UNIT(chan) ((chan) >> 1) 14 #define XOR_CHAN(chan) ((chan) & 1) 15 16 #ifdef CONFIG_ARMADA_MSYS 17 #define MV_XOR_REGS_OFFSET(unit) (0xF0800) 18 #else 19 #define MV_XOR_REGS_OFFSET(unit) (0x60900) 20 #endif 21 #define MV_XOR_REGS_BASE(unit) (MV_XOR_REGS_OFFSET(unit)) 22 23 /* XOR Engine Control Register Map */ 24 #define XOR_CHANNEL_ARBITER_REG(unit) (MV_XOR_REGS_BASE(unit)) 25 #define XOR_CONFIG_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x10 + ((chan) * 4))) 26 #define XOR_ACTIVATION_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x20 + ((chan) * 4))) 27 28 /* XOR Engine Interrupt Register Map */ 29 #define XOR_CAUSE_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x30) 30 #define XOR_MASK_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x40) 31 #define XOR_ERROR_CAUSE_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x50) 32 #define XOR_ERROR_ADDR_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x60) 33 34 /* XOR Engine Descriptor Register Map */ 35 #define XOR_NEXT_DESC_PTR_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x200 + ((chan) * 4))) 36 #define XOR_CURR_DESC_PTR_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x210 + ((chan) * 4))) 37 #define XOR_BYTE_COUNT_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x220 + ((chan) * 4))) 38 39 #define XOR_DST_PTR_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x2B0 + ((chan) * 4))) 40 #define XOR_BLOCK_SIZE_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x2C0 + ((chan) * 4))) 41 #define XOR_TIMER_MODE_CTRL_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x2D0) 42 #define XOR_TIMER_MODE_INIT_VAL_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x2D4) 43 #define XOR_TIMER_MODE_CURR_VAL_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x2D8) 44 #define XOR_INIT_VAL_LOW_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x2E0) 45 #define XOR_INIT_VAL_HIGH_REG(unit) (MV_XOR_REGS_BASE(unit) + 0x2E4) 46 47 /* XOR register fileds */ 48 49 /* XOR Engine [0..1] Configuration Registers (XExCR) */ 50 #define XEXCR_OPERATION_MODE_OFFS (0) 51 #define XEXCR_OPERATION_MODE_MASK (7 << XEXCR_OPERATION_MODE_OFFS) 52 #define XEXCR_OPERATION_MODE_XOR (0 << XEXCR_OPERATION_MODE_OFFS) 53 #define XEXCR_OPERATION_MODE_CRC (1 << XEXCR_OPERATION_MODE_OFFS) 54 #define XEXCR_OPERATION_MODE_DMA (2 << XEXCR_OPERATION_MODE_OFFS) 55 #define XEXCR_OPERATION_MODE_ECC (3 << XEXCR_OPERATION_MODE_OFFS) 56 #define XEXCR_OPERATION_MODE_MEM_INIT (4 << XEXCR_OPERATION_MODE_OFFS) 57 58 #define XEXCR_SRC_BURST_LIMIT_OFFS (4) 59 #define XEXCR_SRC_BURST_LIMIT_MASK (7 << XEXCR_SRC_BURST_LIMIT_OFFS) 60 #define XEXCR_DST_BURST_LIMIT_OFFS (8) 61 #define XEXCR_DST_BURST_LIMIT_MASK (7 << XEXCR_DST_BURST_LIMIT_OFFS) 62 #define XEXCR_DRD_RES_SWP_OFFS (12) 63 #define XEXCR_DRD_RES_SWP_MASK (1 << XEXCR_DRD_RES_SWP_OFFS) 64 #define XEXCR_DWR_REQ_SWP_OFFS (13) 65 #define XEXCR_DWR_REQ_SWP_MASK (1 << XEXCR_DWR_REQ_SWP_OFFS) 66 #define XEXCR_DES_SWP_OFFS (14) 67 #define XEXCR_DES_SWP_MASK (1 << XEXCR_DES_SWP_OFFS) 68 #define XEXCR_REG_ACC_PROTECT_OFFS (15) 69 #define XEXCR_REG_ACC_PROTECT_MASK (1 << XEXCR_REG_ACC_PROTECT_OFFS) 70 71 /* XOR Engine [0..1] Activation Registers (XExACTR) */ 72 #define XEXACTR_XESTART_OFFS (0) 73 #define XEXACTR_XESTART_MASK (1 << XEXACTR_XESTART_OFFS) 74 #define XEXACTR_XESTOP_OFFS (1) 75 #define XEXACTR_XESTOP_MASK (1 << XEXACTR_XESTOP_OFFS) 76 #define XEXACTR_XEPAUSE_OFFS (2) 77 #define XEXACTR_XEPAUSE_MASK (1 << XEXACTR_XEPAUSE_OFFS) 78 #define XEXACTR_XERESTART_OFFS (3) 79 #define XEXACTR_XERESTART_MASK (1 << XEXACTR_XERESTART_OFFS) 80 #define XEXACTR_XESTATUS_OFFS (4) 81 #define XEXACTR_XESTATUS_MASK (3 << XEXACTR_XESTATUS_OFFS) 82 #define XEXACTR_XESTATUS_IDLE (0 << XEXACTR_XESTATUS_OFFS) 83 #define XEXACTR_XESTATUS_ACTIVE (1 << XEXACTR_XESTATUS_OFFS) 84 #define XEXACTR_XESTATUS_PAUSED (2 << XEXACTR_XESTATUS_OFFS) 85 86 /* XOR Engine [0..1] Destination Pointer Register (XExDPR0) */ 87 #define XEXDPR_DST_PTR_OFFS (0) 88 #define XEXDPR_DST_PTR_MASK (0xFFFFFFFF << XEXDPR_DST_PTR_OFFS) 89 #define XEXDPR_DST_PTR_XOR_MASK (0x3F) 90 #define XEXDPR_DST_PTR_DMA_MASK (0x1F) 91 #define XEXDPR_DST_PTR_CRC_MASK (0x1F) 92 93 /* XOR Engine[0..1] Block Size Registers (XExBSR) */ 94 #define XEXBSR_BLOCK_SIZE_OFFS (0) 95 #define XEXBSR_BLOCK_SIZE_MASK (0xFFFFFFFF << XEXBSR_BLOCK_SIZE_OFFS) 96 #define XEXBSR_BLOCK_SIZE_MIN_VALUE (128) 97 #define XEXBSR_BLOCK_SIZE_MAX_VALUE (0xFFFFFFFF) 98 99 /* XOR Engine Address Decoding Register Map */ 100 #define XOR_WINDOW_CTRL_REG(unit, chan) (MV_XOR_REGS_BASE(unit) + (0x240 + ((chan) * 4))) 101 #define XOR_BASE_ADDR_REG(unit, win) (MV_XOR_REGS_BASE(unit) + (0x250 + ((win) * 4))) 102 #define XOR_SIZE_MASK_REG(unit, win) (MV_XOR_REGS_BASE(unit) + (0x270 + ((win) * 4))) 103 #define XOR_HIGH_ADDR_REMAP_REG(unit, win) (MV_XOR_REGS_BASE(unit) + (0x290 + ((win) * 4))) 104 #define XOR_ADDR_OVRD_REG(unit, win) (MV_XOR_REGS_BASE(unit) + (0x2A0 + ((win) * 4))) 105 106 #endif /* __XOR_REGS_H */ 107