| /* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ |
| /* |
| * Copyright 2018-2021 Amazon.com, Inc. or its affiliates. All rights reserved. |
| */ |
| |
| #ifndef _EFA_REGS_H_ |
| #define _EFA_REGS_H_ |
| |
| enum efa_regs_reset_reason_types { |
| EFA_REGS_RESET_NORMAL = 0, |
| /* Keep alive timeout */ |
| EFA_REGS_RESET_KEEP_ALIVE_TO = 1, |
| EFA_REGS_RESET_ADMIN_TO = 2, |
| EFA_REGS_RESET_INIT_ERR = 3, |
| EFA_REGS_RESET_DRIVER_INVALID_STATE = 4, |
| EFA_REGS_RESET_OS_TRIGGER = 5, |
| EFA_REGS_RESET_SHUTDOWN = 6, |
| EFA_REGS_RESET_USER_TRIGGER = 7, |
| EFA_REGS_RESET_GENERIC = 8, |
| }; |
| |
| /* efa_registers offsets */ |
| |
| /* 0 base */ |
| #define EFA_REGS_VERSION_OFF 0x0 |
| #define EFA_REGS_CONTROLLER_VERSION_OFF 0x4 |
| #define EFA_REGS_CAPS_OFF 0x8 |
| #define EFA_REGS_AQ_BASE_LO_OFF 0x10 |
| #define EFA_REGS_AQ_BASE_HI_OFF 0x14 |
| #define EFA_REGS_AQ_CAPS_OFF 0x18 |
| #define EFA_REGS_ACQ_BASE_LO_OFF 0x20 |
| #define EFA_REGS_ACQ_BASE_HI_OFF 0x24 |
| #define EFA_REGS_ACQ_CAPS_OFF 0x28 |
| #define EFA_REGS_AQ_PROD_DB_OFF 0x2c |
| #define EFA_REGS_AENQ_CAPS_OFF 0x34 |
| #define EFA_REGS_AENQ_BASE_LO_OFF 0x38 |
| #define EFA_REGS_AENQ_BASE_HI_OFF 0x3c |
| #define EFA_REGS_AENQ_CONS_DB_OFF 0x40 |
| #define EFA_REGS_INTR_MASK_OFF 0x4c |
| #define EFA_REGS_DEV_CTL_OFF 0x54 |
| #define EFA_REGS_DEV_STS_OFF 0x58 |
| #define EFA_REGS_MMIO_REG_READ_OFF 0x5c |
| #define EFA_REGS_MMIO_RESP_LO_OFF 0x60 |
| #define EFA_REGS_MMIO_RESP_HI_OFF 0x64 |
| #define EFA_REGS_EQ_DB_OFF 0x68 |
| |
| /* version register */ |
| #define EFA_REGS_VERSION_MINOR_VERSION_MASK 0xff |
| #define EFA_REGS_VERSION_MAJOR_VERSION_MASK 0xff00 |
| |
| /* controller_version register */ |
| #define EFA_REGS_CONTROLLER_VERSION_SUBMINOR_VERSION_MASK 0xff |
| #define EFA_REGS_CONTROLLER_VERSION_MINOR_VERSION_MASK 0xff00 |
| #define EFA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_MASK 0xff0000 |
| #define EFA_REGS_CONTROLLER_VERSION_IMPL_ID_MASK 0xff000000 |
| |
| /* caps register */ |
| #define EFA_REGS_CAPS_CONTIGUOUS_QUEUE_REQUIRED_MASK 0x1 |
| #define EFA_REGS_CAPS_RESET_TIMEOUT_MASK 0x3e |
| #define EFA_REGS_CAPS_DMA_ADDR_WIDTH_MASK 0xff00 |
| #define EFA_REGS_CAPS_ADMIN_CMD_TO_MASK 0xf0000 |
| |
| /* aq_caps register */ |
| #define EFA_REGS_AQ_CAPS_AQ_DEPTH_MASK 0xffff |
| #define EFA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_MASK 0xffff0000 |
| |
| /* acq_caps register */ |
| #define EFA_REGS_ACQ_CAPS_ACQ_DEPTH_MASK 0xffff |
| #define EFA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_MASK 0xff0000 |
| #define EFA_REGS_ACQ_CAPS_ACQ_MSIX_VECTOR_MASK 0xff000000 |
| |
| /* aenq_caps register */ |
| #define EFA_REGS_AENQ_CAPS_AENQ_DEPTH_MASK 0xffff |
| #define EFA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_MASK 0xff0000 |
| #define EFA_REGS_AENQ_CAPS_AENQ_MSIX_VECTOR_MASK 0xff000000 |
| |
| /* intr_mask register */ |
| #define EFA_REGS_INTR_MASK_EN_MASK 0x1 |
| |
| /* dev_ctl register */ |
| #define EFA_REGS_DEV_CTL_DEV_RESET_MASK 0x1 |
| #define EFA_REGS_DEV_CTL_AQ_RESTART_MASK 0x2 |
| #define EFA_REGS_DEV_CTL_RESET_REASON_MASK 0xf0000000 |
| |
| /* dev_sts register */ |
| #define EFA_REGS_DEV_STS_READY_MASK 0x1 |
| #define EFA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_MASK 0x2 |
| #define EFA_REGS_DEV_STS_AQ_RESTART_FINISHED_MASK 0x4 |
| #define EFA_REGS_DEV_STS_RESET_IN_PROGRESS_MASK 0x8 |
| #define EFA_REGS_DEV_STS_RESET_FINISHED_MASK 0x10 |
| #define EFA_REGS_DEV_STS_FATAL_ERROR_MASK 0x20 |
| |
| /* mmio_reg_read register */ |
| #define EFA_REGS_MMIO_REG_READ_REQ_ID_MASK 0xffff |
| #define EFA_REGS_MMIO_REG_READ_REG_OFF_MASK 0xffff0000 |
| |
| /* eq_db register */ |
| #define EFA_REGS_EQ_DB_EQN_MASK 0xffff |
| #define EFA_REGS_EQ_DB_ARM_MASK 0x80000000 |
| |
| #endif /* _EFA_REGS_H_ */ |
