1  /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2  /*
3   * Copyright (C) 2018, 2020-2024 Intel Corporation
4   */
5  #ifndef __iwl_context_info_file_gen3_h__
6  #define __iwl_context_info_file_gen3_h__
7  
8  #include "iwl-context-info.h"
9  
10  #define CSR_CTXT_INFO_BOOT_CTRL         0x0
11  #define CSR_CTXT_INFO_ADDR              0x118
12  #define CSR_IML_DATA_ADDR               0x120
13  #define CSR_IML_SIZE_ADDR               0x128
14  #define CSR_IML_RESP_ADDR               0x12c
15  
16  #define UNFRAGMENTED_PNVM_PAYLOADS_NUMBER 2
17  
18  /* Set bit for enabling automatic function boot */
19  #define CSR_AUTO_FUNC_BOOT_ENA          BIT(1)
20  /* Set bit for initiating function boot */
21  #define CSR_AUTO_FUNC_INIT              BIT(7)
22  
23  /**
24   * enum iwl_prph_scratch_mtr_format - tfd size configuration
25   * @IWL_PRPH_MTR_FORMAT_16B: 16 bit tfd
26   * @IWL_PRPH_MTR_FORMAT_32B: 32 bit tfd
27   * @IWL_PRPH_MTR_FORMAT_64B: 64 bit tfd
28   * @IWL_PRPH_MTR_FORMAT_256B: 256 bit tfd
29   */
30  enum iwl_prph_scratch_mtr_format {
31  	IWL_PRPH_MTR_FORMAT_16B = 0x0,
32  	IWL_PRPH_MTR_FORMAT_32B = 0x40000,
33  	IWL_PRPH_MTR_FORMAT_64B = 0x80000,
34  	IWL_PRPH_MTR_FORMAT_256B = 0xC0000,
35  };
36  
37  /**
38   * enum iwl_prph_scratch_flags - PRPH scratch control flags
39   * @IWL_PRPH_SCRATCH_IMR_DEBUG_EN: IMR support for debug
40   * @IWL_PRPH_SCRATCH_EARLY_DEBUG_EN: enable early debug conf
41   * @IWL_PRPH_SCRATCH_EDBG_DEST_DRAM: use DRAM, with size allocated
42   *	in hwm config.
43   * @IWL_PRPH_SCRATCH_EDBG_DEST_INTERNAL: use buffer on SRAM
44   * @IWL_PRPH_SCRATCH_EDBG_DEST_ST_ARBITER: use st arbiter, mainly for
45   *	multicomm.
46   * @IWL_PRPH_SCRATCH_EDBG_DEST_TB22DTF: route debug data to SoC HW
47   * @IWL_PRPH_SCRATCH_RB_SIZE_4K: Use 4K RB size (the default is 2K)
48   * @IWL_PRPH_SCRATCH_MTR_MODE: format used for completion - 0: for
49   *	completion descriptor, 1 for responses (legacy)
50   * @IWL_PRPH_SCRATCH_MTR_FORMAT: a mask for the size of the tfd.
51   *	There are 4 optional values: 0: 16 bit, 1: 32 bit, 2: 64 bit,
52   *	3: 256 bit.
53   * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_MASK: RB size full information, ignored
54   *	by older firmware versions, so set IWL_PRPH_SCRATCH_RB_SIZE_4K
55   *	appropriately; use the below values for this.
56   * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_8K: 8kB RB size
57   * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_12K: 12kB RB size
58   * @IWL_PRPH_SCRATCH_RB_SIZE_EXT_16K: 16kB RB size
59   * @IWL_PRPH_SCRATCH_SCU_FORCE_ACTIVE: Indicate fw to set SCU_FORCE_ACTIVE
60   *	upon reset.
61   */
62  enum iwl_prph_scratch_flags {
63  	IWL_PRPH_SCRATCH_IMR_DEBUG_EN		= BIT(1),
64  	IWL_PRPH_SCRATCH_EARLY_DEBUG_EN		= BIT(4),
65  	IWL_PRPH_SCRATCH_EDBG_DEST_DRAM		= BIT(8),
66  	IWL_PRPH_SCRATCH_EDBG_DEST_INTERNAL	= BIT(9),
67  	IWL_PRPH_SCRATCH_EDBG_DEST_ST_ARBITER	= BIT(10),
68  	IWL_PRPH_SCRATCH_EDBG_DEST_TB22DTF	= BIT(11),
69  	IWL_PRPH_SCRATCH_RB_SIZE_4K		= BIT(16),
70  	IWL_PRPH_SCRATCH_MTR_MODE		= BIT(17),
71  	IWL_PRPH_SCRATCH_MTR_FORMAT		= BIT(18) | BIT(19),
72  	IWL_PRPH_SCRATCH_RB_SIZE_EXT_MASK	= 0xf << 20,
73  	IWL_PRPH_SCRATCH_RB_SIZE_EXT_8K		= 8 << 20,
74  	IWL_PRPH_SCRATCH_RB_SIZE_EXT_12K	= 9 << 20,
75  	IWL_PRPH_SCRATCH_RB_SIZE_EXT_16K	= 10 << 20,
76  	IWL_PRPH_SCRATCH_SCU_FORCE_ACTIVE	= BIT(29),
77  };
78  
79  /*
80   * struct iwl_prph_scratch_version - version structure
81   * @mac_id: SKU and revision id
82   * @version: prph scratch information version id
83   * @size: the size of the context information in DWs
84   * @reserved: reserved
85   */
86  struct iwl_prph_scratch_version {
87  	__le16 mac_id;
88  	__le16 version;
89  	__le16 size;
90  	__le16 reserved;
91  } __packed; /* PERIPH_SCRATCH_VERSION_S */
92  
93  /*
94   * struct iwl_prph_scratch_control - control structure
95   * @control_flags: context information flags see &enum iwl_prph_scratch_flags
96   * @reserved: reserved
97   */
98  struct iwl_prph_scratch_control {
99  	__le32 control_flags;
100  	__le32 reserved;
101  } __packed; /* PERIPH_SCRATCH_CONTROL_S */
102  
103  /*
104   * struct iwl_prph_scratch_pnvm_cfg - PNVM scratch
105   * @pnvm_base_addr: PNVM start address
106   * @pnvm_size: the size of the PNVM image in bytes
107   * @reserved: reserved
108   */
109  struct iwl_prph_scratch_pnvm_cfg {
110  	__le64 pnvm_base_addr;
111  	__le32 pnvm_size;
112  	__le32 reserved;
113  } __packed; /* PERIPH_SCRATCH_PNVM_CFG_S */
114  
115  /**
116   * struct iwl_prph_scrath_mem_desc_addr_array
117   * @mem_descs: array of dram addresses.
118   * Each address is the beggining of a pnvm payload.
119   */
120  struct iwl_prph_scrath_mem_desc_addr_array {
121  	__le64 mem_descs[IPC_DRAM_MAP_ENTRY_NUM_MAX];
122  } __packed; /* PERIPH_SCRATCH_MEM_DESC_ADDR_ARRAY_S_VER_1 */
123  /*
124   * struct iwl_prph_scratch_hwm_cfg - hwm config
125   * @hwm_base_addr: hwm start address
126   * @hwm_size: hwm size in DWs
127   * @debug_token_config: debug preset
128   */
129  struct iwl_prph_scratch_hwm_cfg {
130  	__le64 hwm_base_addr;
131  	__le32 hwm_size;
132  	__le32 debug_token_config;
133  } __packed; /* PERIPH_SCRATCH_HWM_CFG_S */
134  
135  /*
136   * struct iwl_prph_scratch_rbd_cfg - RBDs configuration
137   * @free_rbd_addr: default queue free RB CB base address
138   * @reserved: reserved
139   */
140  struct iwl_prph_scratch_rbd_cfg {
141  	__le64 free_rbd_addr;
142  	__le32 reserved;
143  } __packed; /* PERIPH_SCRATCH_RBD_CFG_S */
144  
145  /*
146   * struct iwl_prph_scratch_uefi_cfg - prph scratch reduce power table
147   * @base_addr: reduce power table address
148   * @size: the size of the entire power table image
149   */
150  struct iwl_prph_scratch_uefi_cfg {
151  	__le64 base_addr;
152  	__le32 size;
153  	__le32 reserved;
154  } __packed; /* PERIPH_SCRATCH_UEFI_CFG_S */
155  
156  /*
157   * struct iwl_prph_scratch_step_cfg - prph scratch step configuration
158   * @mbx_addr_0: [0:7] revision,
159   *		[8:15] cnvi_to_cnvr length,
160   *		[16:23] cnvr_to_cnvi channel length,
161   *		[24:31] radio1 reserved
162   * @mbx_addr_1: [0:7] radio2 reserved
163   */
164  
165  struct iwl_prph_scratch_step_cfg {
166  	__le32 mbx_addr_0;
167  	__le32 mbx_addr_1;
168  } __packed;
169  
170  /*
171   * struct iwl_prph_scratch_ctrl_cfg - prph scratch ctrl and config
172   * @version: version information of context info and HW
173   * @control: control flags of FH configurations
174   * @pnvm_cfg: ror configuration
175   * @hwm_cfg: hwm configuration
176   * @rbd_cfg: default RX queue configuration
177   * @step_cfg: step configuration
178   */
179  struct iwl_prph_scratch_ctrl_cfg {
180  	struct iwl_prph_scratch_version version;
181  	struct iwl_prph_scratch_control control;
182  	struct iwl_prph_scratch_pnvm_cfg pnvm_cfg;
183  	struct iwl_prph_scratch_hwm_cfg hwm_cfg;
184  	struct iwl_prph_scratch_rbd_cfg rbd_cfg;
185  	struct iwl_prph_scratch_uefi_cfg reduce_power_cfg;
186  	struct iwl_prph_scratch_step_cfg step_cfg;
187  } __packed; /* PERIPH_SCRATCH_CTRL_CFG_S */
188  
189  /*
190   * struct iwl_prph_scratch - peripheral scratch mapping
191   * @ctrl_cfg: control and configuration of prph scratch
192   * @dram: firmware images addresses in DRAM
193   * @fseq_override: FSEQ override parameters
194   * @step_analog_params: STEP analog calibration values
195   * @reserved: reserved
196   */
197  struct iwl_prph_scratch {
198  	struct iwl_prph_scratch_ctrl_cfg ctrl_cfg;
199  	__le32 fseq_override;
200  	__le32 step_analog_params;
201  	__le32 reserved[8];
202  	struct iwl_context_info_dram dram;
203  } __packed; /* PERIPH_SCRATCH_S */
204  
205  /*
206   * struct iwl_prph_info - peripheral information
207   * @boot_stage_mirror: reflects the value in the Boot Stage CSR register
208   * @ipc_status_mirror: reflects the value in the IPC Status CSR register
209   * @sleep_notif: indicates the peripheral sleep status
210   * @reserved: reserved
211   */
212  struct iwl_prph_info {
213  	__le32 boot_stage_mirror;
214  	__le32 ipc_status_mirror;
215  	__le32 sleep_notif;
216  	__le32 reserved;
217  } __packed; /* PERIPH_INFO_S */
218  
219  /*
220   * struct iwl_context_info_gen3 - device INIT configuration
221   * @version: version of the context information
222   * @size: size of context information in DWs
223   * @config: context in which the peripheral would execute - a subset of
224   *	capability csr register published by the peripheral
225   * @prph_info_base_addr: the peripheral information structure start address
226   * @cr_head_idx_arr_base_addr: the completion ring head index array
227   *	start address
228   * @tr_tail_idx_arr_base_addr: the transfer ring tail index array
229   *	start address
230   * @cr_tail_idx_arr_base_addr: the completion ring tail index array
231   *	start address
232   * @tr_head_idx_arr_base_addr: the transfer ring head index array
233   *	start address
234   * @cr_idx_arr_size: number of entries in the completion ring index array
235   * @tr_idx_arr_size: number of entries in the transfer ring index array
236   * @mtr_base_addr: the message transfer ring start address
237   * @mcr_base_addr: the message completion ring start address
238   * @mtr_size: number of entries which the message transfer ring can hold
239   * @mcr_size: number of entries which the message completion ring can hold
240   * @mtr_doorbell_vec: the doorbell vector associated with the message
241   *	transfer ring
242   * @mcr_doorbell_vec: the doorbell vector associated with the message
243   *	completion ring
244   * @mtr_msi_vec: the MSI which shall be generated by the peripheral after
245   *	completing a transfer descriptor in the message transfer ring
246   * @mcr_msi_vec: the MSI which shall be generated by the peripheral after
247   *	completing a completion descriptor in the message completion ring
248   * @mtr_opt_header_size: the size of the optional header in the transfer
249   *	descriptor associated with the message transfer ring in DWs
250   * @mtr_opt_footer_size: the size of the optional footer in the transfer
251   *	descriptor associated with the message transfer ring in DWs
252   * @mcr_opt_header_size: the size of the optional header in the completion
253   *	descriptor associated with the message completion ring in DWs
254   * @mcr_opt_footer_size: the size of the optional footer in the completion
255   *	descriptor associated with the message completion ring in DWs
256   * @msg_rings_ctrl_flags: message rings control flags
257   * @prph_info_msi_vec: the MSI which shall be generated by the peripheral
258   *	after updating the Peripheral Information structure
259   * @prph_scratch_base_addr: the peripheral scratch structure start address
260   * @prph_scratch_size: the size of the peripheral scratch structure in DWs
261   * @reserved: reserved
262   */
263  struct iwl_context_info_gen3 {
264  	__le16 version;
265  	__le16 size;
266  	__le32 config;
267  	__le64 prph_info_base_addr;
268  	__le64 cr_head_idx_arr_base_addr;
269  	__le64 tr_tail_idx_arr_base_addr;
270  	__le64 cr_tail_idx_arr_base_addr;
271  	__le64 tr_head_idx_arr_base_addr;
272  	__le16 cr_idx_arr_size;
273  	__le16 tr_idx_arr_size;
274  	__le64 mtr_base_addr;
275  	__le64 mcr_base_addr;
276  	__le16 mtr_size;
277  	__le16 mcr_size;
278  	__le16 mtr_doorbell_vec;
279  	__le16 mcr_doorbell_vec;
280  	__le16 mtr_msi_vec;
281  	__le16 mcr_msi_vec;
282  	u8 mtr_opt_header_size;
283  	u8 mtr_opt_footer_size;
284  	u8 mcr_opt_header_size;
285  	u8 mcr_opt_footer_size;
286  	__le16 msg_rings_ctrl_flags;
287  	__le16 prph_info_msi_vec;
288  	__le64 prph_scratch_base_addr;
289  	__le32 prph_scratch_size;
290  	__le32 reserved;
291  } __packed; /* IPC_CONTEXT_INFO_S */
292  
293  int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
294  				 const struct fw_img *fw);
295  void iwl_pcie_ctxt_info_gen3_free(struct iwl_trans *trans, bool alive);
296  
297  int iwl_trans_pcie_ctx_info_gen3_load_pnvm(struct iwl_trans *trans,
298  					   const struct iwl_pnvm_image *pnvm_payloads,
299  					   const struct iwl_ucode_capabilities *capa);
300  void iwl_trans_pcie_ctx_info_gen3_set_pnvm(struct iwl_trans *trans,
301  					   const struct iwl_ucode_capabilities *capa);
302  int
303  iwl_trans_pcie_ctx_info_gen3_load_reduce_power(struct iwl_trans *trans,
304  					       const struct iwl_pnvm_image *payloads,
305  					       const struct iwl_ucode_capabilities *capa);
306  void
307  iwl_trans_pcie_ctx_info_gen3_set_reduce_power(struct iwl_trans *trans,
308  					      const struct iwl_ucode_capabilities *capa);
309  int iwl_trans_pcie_ctx_info_gen3_set_step(struct iwl_trans *trans,
310  					  u32 mbx_addr_0_step, u32 mbx_addr_1_step);
311  #endif /* __iwl_context_info_file_gen3_h__ */
312