| /* |
| * Copyright 2015 - 2016 Amazon.com, Inc. or its affiliates. |
| * |
| * This software is available to you under a choice of one of two |
| * licenses. You may choose to be licensed under the terms of the GNU |
| * General Public License (GPL) Version 2, available from the file |
| * COPYING in the main directory of this source tree, or the |
| * BSD license below: |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials |
| * provided with the distribution. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #ifndef _ENA_REGS_H_ |
| #define _ENA_REGS_H_ |
| |
| enum ena_regs_reset_reason_types { |
| ENA_REGS_RESET_NORMAL = 0, |
| |
| ENA_REGS_RESET_KEEP_ALIVE_TO = 1, |
| |
| ENA_REGS_RESET_ADMIN_TO = 2, |
| |
| ENA_REGS_RESET_MISS_TX_CMPL = 3, |
| |
| ENA_REGS_RESET_INV_RX_REQ_ID = 4, |
| |
| ENA_REGS_RESET_INV_TX_REQ_ID = 5, |
| |
| ENA_REGS_RESET_TOO_MANY_RX_DESCS = 6, |
| |
| ENA_REGS_RESET_INIT_ERR = 7, |
| |
| ENA_REGS_RESET_DRIVER_INVALID_STATE = 8, |
| |
| ENA_REGS_RESET_OS_TRIGGER = 9, |
| |
| ENA_REGS_RESET_OS_NETDEV_WD = 10, |
| |
| ENA_REGS_RESET_SHUTDOWN = 11, |
| |
| ENA_REGS_RESET_USER_TRIGGER = 12, |
| |
| ENA_REGS_RESET_GENERIC = 13, |
| |
| ENA_REGS_RESET_MISS_INTERRUPT = 14, |
| }; |
| |
| /* ena_registers offsets */ |
| #define ENA_REGS_VERSION_OFF 0x0 |
| #define ENA_REGS_CONTROLLER_VERSION_OFF 0x4 |
| #define ENA_REGS_CAPS_OFF 0x8 |
| #define ENA_REGS_CAPS_EXT_OFF 0xc |
| #define ENA_REGS_AQ_BASE_LO_OFF 0x10 |
| #define ENA_REGS_AQ_BASE_HI_OFF 0x14 |
| #define ENA_REGS_AQ_CAPS_OFF 0x18 |
| #define ENA_REGS_ACQ_BASE_LO_OFF 0x20 |
| #define ENA_REGS_ACQ_BASE_HI_OFF 0x24 |
| #define ENA_REGS_ACQ_CAPS_OFF 0x28 |
| #define ENA_REGS_AQ_DB_OFF 0x2c |
| #define ENA_REGS_ACQ_TAIL_OFF 0x30 |
| #define ENA_REGS_AENQ_CAPS_OFF 0x34 |
| #define ENA_REGS_AENQ_BASE_LO_OFF 0x38 |
| #define ENA_REGS_AENQ_BASE_HI_OFF 0x3c |
| #define ENA_REGS_AENQ_HEAD_DB_OFF 0x40 |
| #define ENA_REGS_AENQ_TAIL_OFF 0x44 |
| #define ENA_REGS_INTR_MASK_OFF 0x4c |
| #define ENA_REGS_DEV_CTL_OFF 0x54 |
| #define ENA_REGS_DEV_STS_OFF 0x58 |
| #define ENA_REGS_MMIO_REG_READ_OFF 0x5c |
| #define ENA_REGS_MMIO_RESP_LO_OFF 0x60 |
| #define ENA_REGS_MMIO_RESP_HI_OFF 0x64 |
| #define ENA_REGS_RSS_IND_ENTRY_UPDATE_OFF 0x68 |
| |
| /* version register */ |
| #define ENA_REGS_VERSION_MINOR_VERSION_MASK 0xff |
| #define ENA_REGS_VERSION_MAJOR_VERSION_SHIFT 8 |
| #define ENA_REGS_VERSION_MAJOR_VERSION_MASK 0xff00 |
| |
| /* controller_version register */ |
| #define ENA_REGS_CONTROLLER_VERSION_SUBMINOR_VERSION_MASK 0xff |
| #define ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_SHIFT 8 |
| #define ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_MASK 0xff00 |
| #define ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_SHIFT 16 |
| #define ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_MASK 0xff0000 |
| #define ENA_REGS_CONTROLLER_VERSION_IMPL_ID_SHIFT 24 |
| #define ENA_REGS_CONTROLLER_VERSION_IMPL_ID_MASK 0xff000000 |
| |
| /* caps register */ |
| #define ENA_REGS_CAPS_CONTIGUOUS_QUEUE_REQUIRED_MASK 0x1 |
| #define ENA_REGS_CAPS_RESET_TIMEOUT_SHIFT 1 |
| #define ENA_REGS_CAPS_RESET_TIMEOUT_MASK 0x3e |
| #define ENA_REGS_CAPS_DMA_ADDR_WIDTH_SHIFT 8 |
| #define ENA_REGS_CAPS_DMA_ADDR_WIDTH_MASK 0xff00 |
| #define ENA_REGS_CAPS_ADMIN_CMD_TO_SHIFT 16 |
| #define ENA_REGS_CAPS_ADMIN_CMD_TO_MASK 0xf0000 |
| |
| /* aq_caps register */ |
| #define ENA_REGS_AQ_CAPS_AQ_DEPTH_MASK 0xffff |
| #define ENA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_SHIFT 16 |
| #define ENA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_MASK 0xffff0000 |
| |
| /* acq_caps register */ |
| #define ENA_REGS_ACQ_CAPS_ACQ_DEPTH_MASK 0xffff |
| #define ENA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_SHIFT 16 |
| #define ENA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_MASK 0xffff0000 |
| |
| /* aenq_caps register */ |
| #define ENA_REGS_AENQ_CAPS_AENQ_DEPTH_MASK 0xffff |
| #define ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_SHIFT 16 |
| #define ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_MASK 0xffff0000 |
| |
| /* dev_ctl register */ |
| #define ENA_REGS_DEV_CTL_DEV_RESET_MASK 0x1 |
| #define ENA_REGS_DEV_CTL_AQ_RESTART_SHIFT 1 |
| #define ENA_REGS_DEV_CTL_AQ_RESTART_MASK 0x2 |
| #define ENA_REGS_DEV_CTL_QUIESCENT_SHIFT 2 |
| #define ENA_REGS_DEV_CTL_QUIESCENT_MASK 0x4 |
| #define ENA_REGS_DEV_CTL_IO_RESUME_SHIFT 3 |
| #define ENA_REGS_DEV_CTL_IO_RESUME_MASK 0x8 |
| #define ENA_REGS_DEV_CTL_RESET_REASON_SHIFT 28 |
| #define ENA_REGS_DEV_CTL_RESET_REASON_MASK 0xf0000000 |
| |
| /* dev_sts register */ |
| #define ENA_REGS_DEV_STS_READY_MASK 0x1 |
| #define ENA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_SHIFT 1 |
| #define ENA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_MASK 0x2 |
| #define ENA_REGS_DEV_STS_AQ_RESTART_FINISHED_SHIFT 2 |
| #define ENA_REGS_DEV_STS_AQ_RESTART_FINISHED_MASK 0x4 |
| #define ENA_REGS_DEV_STS_RESET_IN_PROGRESS_SHIFT 3 |
| #define ENA_REGS_DEV_STS_RESET_IN_PROGRESS_MASK 0x8 |
| #define ENA_REGS_DEV_STS_RESET_FINISHED_SHIFT 4 |
| #define ENA_REGS_DEV_STS_RESET_FINISHED_MASK 0x10 |
| #define ENA_REGS_DEV_STS_FATAL_ERROR_SHIFT 5 |
| #define ENA_REGS_DEV_STS_FATAL_ERROR_MASK 0x20 |
| #define ENA_REGS_DEV_STS_QUIESCENT_STATE_IN_PROGRESS_SHIFT 6 |
| #define ENA_REGS_DEV_STS_QUIESCENT_STATE_IN_PROGRESS_MASK 0x40 |
| #define ENA_REGS_DEV_STS_QUIESCENT_STATE_ACHIEVED_SHIFT 7 |
| #define ENA_REGS_DEV_STS_QUIESCENT_STATE_ACHIEVED_MASK 0x80 |
| |
| /* mmio_reg_read register */ |
| #define ENA_REGS_MMIO_REG_READ_REQ_ID_MASK 0xffff |
| #define ENA_REGS_MMIO_REG_READ_REG_OFF_SHIFT 16 |
| #define ENA_REGS_MMIO_REG_READ_REG_OFF_MASK 0xffff0000 |
| |
| /* rss_ind_entry_update register */ |
| #define ENA_REGS_RSS_IND_ENTRY_UPDATE_INDEX_MASK 0xffff |
| #define ENA_REGS_RSS_IND_ENTRY_UPDATE_CQ_IDX_SHIFT 16 |
| #define ENA_REGS_RSS_IND_ENTRY_UPDATE_CQ_IDX_MASK 0xffff0000 |
| |
| #endif /*_ENA_REGS_H_ */ |
