1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2017 Intel Deutschland GmbH 4 * Copyright (C) 2018-2020 Intel Corporation 5 */ 6 #ifndef __iwl_context_info_file_h__ 7 #define __iwl_context_info_file_h__ 8 9 /* maximmum number of DRAM map entries supported by FW */ 10 #define IWL_MAX_DRAM_ENTRY 64 11 #define CSR_CTXT_INFO_BA 0x40 12 13 /** 14 * enum iwl_context_info_flags - Context information control flags 15 * @IWL_CTXT_INFO_AUTO_FUNC_INIT: If set, FW will not wait before interrupting 16 * the init done for driver command that configures several system modes 17 * @IWL_CTXT_INFO_EARLY_DEBUG: enable early debug 18 * @IWL_CTXT_INFO_ENABLE_CDMP: enable core dump 19 * @IWL_CTXT_INFO_RB_CB_SIZE: mask of the RBD Cyclic Buffer Size 20 * exponent, the actual size is 2**value, valid sizes are 8-2048. 21 * The value is four bits long. Maximum valid exponent is 12 22 * @IWL_CTXT_INFO_TFD_FORMAT_LONG: use long TFD Format (the 23 * default is short format - not supported by the driver) 24 * @IWL_CTXT_INFO_RB_SIZE: RB size mask 25 * (values are IWL_CTXT_INFO_RB_SIZE_*K) 26 * @IWL_CTXT_INFO_RB_SIZE_1K: Value for 1K RB size 27 * @IWL_CTXT_INFO_RB_SIZE_2K: Value for 2K RB size 28 * @IWL_CTXT_INFO_RB_SIZE_4K: Value for 4K RB size 29 * @IWL_CTXT_INFO_RB_SIZE_8K: Value for 8K RB size 30 * @IWL_CTXT_INFO_RB_SIZE_12K: Value for 12K RB size 31 * @IWL_CTXT_INFO_RB_SIZE_16K: Value for 16K RB size 32 * @IWL_CTXT_INFO_RB_SIZE_20K: Value for 20K RB size 33 * @IWL_CTXT_INFO_RB_SIZE_24K: Value for 24K RB size 34 * @IWL_CTXT_INFO_RB_SIZE_28K: Value for 28K RB size 35 * @IWL_CTXT_INFO_RB_SIZE_32K: Value for 32K RB size 36 */ 37 enum iwl_context_info_flags { 38 IWL_CTXT_INFO_AUTO_FUNC_INIT = 0x0001, 39 IWL_CTXT_INFO_EARLY_DEBUG = 0x0002, 40 IWL_CTXT_INFO_ENABLE_CDMP = 0x0004, 41 IWL_CTXT_INFO_RB_CB_SIZE = 0x00f0, 42 IWL_CTXT_INFO_TFD_FORMAT_LONG = 0x0100, 43 IWL_CTXT_INFO_RB_SIZE = 0x1e00, 44 IWL_CTXT_INFO_RB_SIZE_1K = 0x1, 45 IWL_CTXT_INFO_RB_SIZE_2K = 0x2, 46 IWL_CTXT_INFO_RB_SIZE_4K = 0x4, 47 IWL_CTXT_INFO_RB_SIZE_8K = 0x8, 48 IWL_CTXT_INFO_RB_SIZE_12K = 0x9, 49 IWL_CTXT_INFO_RB_SIZE_16K = 0xa, 50 IWL_CTXT_INFO_RB_SIZE_20K = 0xb, 51 IWL_CTXT_INFO_RB_SIZE_24K = 0xc, 52 IWL_CTXT_INFO_RB_SIZE_28K = 0xd, 53 IWL_CTXT_INFO_RB_SIZE_32K = 0xe, 54 }; 55 56 /* 57 * struct iwl_context_info_version - version structure 58 * @mac_id: SKU and revision id 59 * @version: context information version id 60 * @size: the size of the context information in DWs 61 */ 62 struct iwl_context_info_version { 63 __le16 mac_id; 64 __le16 version; 65 __le16 size; 66 __le16 reserved; 67 } __packed; 68 69 /* 70 * struct iwl_context_info_control - version structure 71 * @control_flags: context information flags see &enum iwl_context_info_flags 72 */ 73 struct iwl_context_info_control { 74 __le32 control_flags; 75 __le32 reserved; 76 } __packed; 77 78 /* 79 * struct iwl_context_info_dram - images DRAM map 80 * each entry in the map represents a DRAM chunk of up to 32 KB 81 * @umac_img: UMAC image DRAM map 82 * @lmac_img: LMAC image DRAM map 83 * @virtual_img: paged image DRAM map 84 */ 85 struct iwl_context_info_dram { 86 __le64 umac_img[IWL_MAX_DRAM_ENTRY]; 87 __le64 lmac_img[IWL_MAX_DRAM_ENTRY]; 88 __le64 virtual_img[IWL_MAX_DRAM_ENTRY]; 89 } __packed; 90 91 /* 92 * struct iwl_context_info_rbd_cfg - RBDs configuration 93 * @free_rbd_addr: default queue free RB CB base address 94 * @used_rbd_addr: default queue used RB CB base address 95 * @status_wr_ptr: default queue used RB status write pointer 96 */ 97 struct iwl_context_info_rbd_cfg { 98 __le64 free_rbd_addr; 99 __le64 used_rbd_addr; 100 __le64 status_wr_ptr; 101 } __packed; 102 103 /* 104 * struct iwl_context_info_hcmd_cfg - command queue configuration 105 * @cmd_queue_addr: address of command queue 106 * @cmd_queue_size: number of entries 107 */ 108 struct iwl_context_info_hcmd_cfg { 109 __le64 cmd_queue_addr; 110 u8 cmd_queue_size; 111 u8 reserved[7]; 112 } __packed; 113 114 /* 115 * struct iwl_context_info_dump_cfg - Core Dump configuration 116 * @core_dump_addr: core dump (debug DRAM address) start address 117 * @core_dump_size: size, in DWs 118 */ 119 struct iwl_context_info_dump_cfg { 120 __le64 core_dump_addr; 121 __le32 core_dump_size; 122 __le32 reserved; 123 } __packed; 124 125 /* 126 * struct iwl_context_info_pnvm_cfg - platform NVM data configuration 127 * @platform_nvm_addr: Platform NVM data start address 128 * @platform_nvm_size: size in DWs 129 */ 130 struct iwl_context_info_pnvm_cfg { 131 __le64 platform_nvm_addr; 132 __le32 platform_nvm_size; 133 __le32 reserved; 134 } __packed; 135 136 /* 137 * struct iwl_context_info_early_dbg_cfg - early debug configuration for 138 * dumping DRAM addresses 139 * @early_debug_addr: early debug start address 140 * @early_debug_size: size in DWs 141 */ 142 struct iwl_context_info_early_dbg_cfg { 143 __le64 early_debug_addr; 144 __le32 early_debug_size; 145 __le32 reserved; 146 } __packed; 147 148 /* 149 * struct iwl_context_info - device INIT configuration 150 * @version: version information of context info and HW 151 * @control: control flags of FH configurations 152 * @rbd_cfg: default RX queue configuration 153 * @hcmd_cfg: command queue configuration 154 * @dump_cfg: core dump data 155 * @edbg_cfg: early debug configuration 156 * @pnvm_cfg: platform nvm configuration 157 * @dram: firmware image addresses in DRAM 158 */ 159 struct iwl_context_info { 160 struct iwl_context_info_version version; 161 struct iwl_context_info_control control; 162 __le64 reserved0; 163 struct iwl_context_info_rbd_cfg rbd_cfg; 164 struct iwl_context_info_hcmd_cfg hcmd_cfg; 165 __le32 reserved1[4]; 166 struct iwl_context_info_dump_cfg dump_cfg; 167 struct iwl_context_info_early_dbg_cfg edbg_cfg; 168 struct iwl_context_info_pnvm_cfg pnvm_cfg; 169 __le32 reserved2[16]; 170 struct iwl_context_info_dram dram; 171 __le32 reserved3[16]; 172 } __packed; 173 174 int iwl_pcie_ctxt_info_init(struct iwl_trans *trans, const struct fw_img *fw); 175 void iwl_pcie_ctxt_info_free(struct iwl_trans *trans); 176 void iwl_pcie_ctxt_info_free_paging(struct iwl_trans *trans); 177 int iwl_pcie_init_fw_sec(struct iwl_trans *trans, 178 const struct fw_img *fw, 179 struct iwl_context_info_dram *ctxt_dram); 180 int iwl_pcie_ctxt_info_alloc_dma(struct iwl_trans *trans, 181 const void *data, u32 len, 182 struct iwl_dram_data *dram); 183 184 #endif /* __iwl_context_info_file_h__ */ 185