1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (c) 2015-2017 Amazon.com, Inc. or its affiliates. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of copyright holder nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #ifndef _ENA_REGS_H_ 35 #define _ENA_REGS_H_ 36 37 /* ena_registers offsets */ 38 #define ENA_REGS_VERSION_OFF 0x0 39 #define ENA_REGS_CONTROLLER_VERSION_OFF 0x4 40 #define ENA_REGS_CAPS_OFF 0x8 41 #define ENA_REGS_CAPS_EXT_OFF 0xc 42 #define ENA_REGS_AQ_BASE_LO_OFF 0x10 43 #define ENA_REGS_AQ_BASE_HI_OFF 0x14 44 #define ENA_REGS_AQ_CAPS_OFF 0x18 45 #define ENA_REGS_ACQ_BASE_LO_OFF 0x20 46 #define ENA_REGS_ACQ_BASE_HI_OFF 0x24 47 #define ENA_REGS_ACQ_CAPS_OFF 0x28 48 #define ENA_REGS_AQ_DB_OFF 0x2c 49 #define ENA_REGS_ACQ_TAIL_OFF 0x30 50 #define ENA_REGS_AENQ_CAPS_OFF 0x34 51 #define ENA_REGS_AENQ_BASE_LO_OFF 0x38 52 #define ENA_REGS_AENQ_BASE_HI_OFF 0x3c 53 #define ENA_REGS_AENQ_HEAD_DB_OFF 0x40 54 #define ENA_REGS_AENQ_TAIL_OFF 0x44 55 #define ENA_REGS_INTR_MASK_OFF 0x4c 56 #define ENA_REGS_DEV_CTL_OFF 0x54 57 #define ENA_REGS_DEV_STS_OFF 0x58 58 #define ENA_REGS_MMIO_REG_READ_OFF 0x5c 59 #define ENA_REGS_MMIO_RESP_LO_OFF 0x60 60 #define ENA_REGS_MMIO_RESP_HI_OFF 0x64 61 #define ENA_REGS_RSS_IND_ENTRY_UPDATE_OFF 0x68 62 63 /* version register */ 64 #define ENA_REGS_VERSION_MINOR_VERSION_MASK 0xff 65 #define ENA_REGS_VERSION_MAJOR_VERSION_SHIFT 8 66 #define ENA_REGS_VERSION_MAJOR_VERSION_MASK 0xff00 67 68 /* controller_version register */ 69 #define ENA_REGS_CONTROLLER_VERSION_SUBMINOR_VERSION_MASK 0xff 70 #define ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_SHIFT 8 71 #define ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_MASK 0xff00 72 #define ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_SHIFT 16 73 #define ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_MASK 0xff0000 74 #define ENA_REGS_CONTROLLER_VERSION_IMPL_ID_SHIFT 24 75 #define ENA_REGS_CONTROLLER_VERSION_IMPL_ID_MASK 0xff000000 76 77 /* caps register */ 78 #define ENA_REGS_CAPS_CONTIGUOUS_QUEUE_REQUIRED_MASK 0x1 79 #define ENA_REGS_CAPS_RESET_TIMEOUT_SHIFT 1 80 #define ENA_REGS_CAPS_RESET_TIMEOUT_MASK 0x3e 81 #define ENA_REGS_CAPS_DMA_ADDR_WIDTH_SHIFT 8 82 #define ENA_REGS_CAPS_DMA_ADDR_WIDTH_MASK 0xff00 83 #define ENA_REGS_CAPS_ADMIN_CMD_TO_SHIFT 16 84 #define ENA_REGS_CAPS_ADMIN_CMD_TO_MASK 0xf0000 85 86 /* aq_caps register */ 87 #define ENA_REGS_AQ_CAPS_AQ_DEPTH_MASK 0xffff 88 #define ENA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_SHIFT 16 89 #define ENA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_MASK 0xffff0000 90 91 /* acq_caps register */ 92 #define ENA_REGS_ACQ_CAPS_ACQ_DEPTH_MASK 0xffff 93 #define ENA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_SHIFT 16 94 #define ENA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_MASK 0xffff0000 95 96 /* aenq_caps register */ 97 #define ENA_REGS_AENQ_CAPS_AENQ_DEPTH_MASK 0xffff 98 #define ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_SHIFT 16 99 #define ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_MASK 0xffff0000 100 101 /* dev_ctl register */ 102 #define ENA_REGS_DEV_CTL_DEV_RESET_MASK 0x1 103 #define ENA_REGS_DEV_CTL_AQ_RESTART_SHIFT 1 104 #define ENA_REGS_DEV_CTL_AQ_RESTART_MASK 0x2 105 #define ENA_REGS_DEV_CTL_QUIESCENT_SHIFT 2 106 #define ENA_REGS_DEV_CTL_QUIESCENT_MASK 0x4 107 #define ENA_REGS_DEV_CTL_IO_RESUME_SHIFT 3 108 #define ENA_REGS_DEV_CTL_IO_RESUME_MASK 0x8 109 110 /* dev_sts register */ 111 #define ENA_REGS_DEV_STS_READY_MASK 0x1 112 #define ENA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_SHIFT 1 113 #define ENA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_MASK 0x2 114 #define ENA_REGS_DEV_STS_AQ_RESTART_FINISHED_SHIFT 2 115 #define ENA_REGS_DEV_STS_AQ_RESTART_FINISHED_MASK 0x4 116 #define ENA_REGS_DEV_STS_RESET_IN_PROGRESS_SHIFT 3 117 #define ENA_REGS_DEV_STS_RESET_IN_PROGRESS_MASK 0x8 118 #define ENA_REGS_DEV_STS_RESET_FINISHED_SHIFT 4 119 #define ENA_REGS_DEV_STS_RESET_FINISHED_MASK 0x10 120 #define ENA_REGS_DEV_STS_FATAL_ERROR_SHIFT 5 121 #define ENA_REGS_DEV_STS_FATAL_ERROR_MASK 0x20 122 #define ENA_REGS_DEV_STS_QUIESCENT_STATE_IN_PROGRESS_SHIFT 6 123 #define ENA_REGS_DEV_STS_QUIESCENT_STATE_IN_PROGRESS_MASK 0x40 124 #define ENA_REGS_DEV_STS_QUIESCENT_STATE_ACHIEVED_SHIFT 7 125 #define ENA_REGS_DEV_STS_QUIESCENT_STATE_ACHIEVED_MASK 0x80 126 127 /* mmio_reg_read register */ 128 #define ENA_REGS_MMIO_REG_READ_REQ_ID_MASK 0xffff 129 #define ENA_REGS_MMIO_REG_READ_REG_OFF_SHIFT 16 130 #define ENA_REGS_MMIO_REG_READ_REG_OFF_MASK 0xffff0000 131 132 /* rss_ind_entry_update register */ 133 #define ENA_REGS_RSS_IND_ENTRY_UPDATE_INDEX_MASK 0xffff 134 #define ENA_REGS_RSS_IND_ENTRY_UPDATE_CQ_IDX_SHIFT 16 135 #define ENA_REGS_RSS_IND_ENTRY_UPDATE_CQ_IDX_MASK 0xffff0000 136 137 #endif /*_ENA_REGS_H_ */ 138