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/*
* GM20B ACR
*
* Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef __ACR_GM20B_H_
#define __ACR_GM20B_H_
#include "gk20a/gk20a.h"
#include "mm_gm20b.h"
/*Defines*/
/*chip specific defines*/
#define MAX_SUPPORTED_LSFM 2 /*PMU, FECS, GPCCS*/
#define LSF_UCODE_DATA_ALIGNMENT 4096
#define GM20B_PMU_UCODE_IMAGE "gpmu_ucode_image.bin"
#define GM20B_PMU_UCODE_DESC "gpmu_ucode_desc.bin"
#define GM20B_HSBIN_PMU_UCODE_IMAGE "acr_ucode.bin"
#define GM20B_HSBIN_PMU_BL_UCODE_IMAGE "pmu_bl.bin"
#define GM20B_PMU_UCODE_SIG "pmu_sig.bin"
#define GM20B_FECS_UCODE_SIG "fecs_sig.bin"
#define LSFM_DISABLE_MASK_NONE (0x00000000) /*Disable all LS falcons*/
#define LSFM_DISABLE_MASK_ALL (0xFFFFFFFF) /*Enable all LS falcons*/
#define PMU_SECURE_MODE (0x1)
#define PMU_LSFM_MANAGED (0x2)
/*ACR load related*/
/*!
* Supporting maximum of 2 regions.
* This is needed to pre-allocate space in DMEM
*/
#define T210_FLCN_ACR_MAX_REGIONS (2)
#define LSF_BOOTSTRAP_OWNER_RESERVED_DMEM_SIZE (0x200)
/*!
* Falcon Id Defines
* Defines a common Light Secure Falcon identifier.
*/
#define LSF_FALCON_ID_PMU (0)
#define LSF_FALCON_ID_FECS (2)
#define LSF_FALCON_ID_GPCCS (3)
#define LSF_FALCON_ID_INVALID (0xFFFFFFFF)
/*!
* Bootstrap Owner Defines
*/
#define LSF_BOOTSTRAP_OWNER_DEFAULT (LSF_FALCON_ID_PMU)
/*!
* Image Status Defines
*/
#define LSF_IMAGE_STATUS_NONE (0)
#define LSF_IMAGE_STATUS_COPY (1)
#define LSF_IMAGE_STATUS_VALIDATION_CODE_FAILED (2)
#define LSF_IMAGE_STATUS_VALIDATION_DATA_FAILED (3)
#define LSF_IMAGE_STATUS_VALIDATION_DONE (4)
#define LSF_IMAGE_STATUS_VALIDATION_SKIPPED (5)
#define LSF_IMAGE_STATUS_BOOTSTRAP_READY (6)
/*LSB header related defines*/
#define NV_FLCN_ACR_LSF_FLAG_LOAD_CODE_AT_0_FALSE 0
#define NV_FLCN_ACR_LSF_FLAG_LOAD_CODE_AT_0_TRUE 1
#define NV_FLCN_ACR_LSF_FLAG_DMACTL_REQ_CTX_FALSE 0
#define NV_FLCN_ACR_LSF_FLAG_DMACTL_REQ_CTX_TRUE 4
/*!
* Light Secure WPR Content Alignments
*/
#define LSF_LSB_HEADER_ALIGNMENT 256
#define LSF_BL_DATA_ALIGNMENT 256
#define LSF_BL_DATA_SIZE_ALIGNMENT 256
#define LSF_BL_CODE_SIZE_ALIGNMENT 256
/*!
* Falcon UCODE header index.
*/
#define FLCN_NL_UCODE_HDR_OS_CODE_OFF_IND (0)
#define FLCN_NL_UCODE_HDR_OS_CODE_SIZE_IND (1)
#define FLCN_NL_UCODE_HDR_OS_DATA_OFF_IND (2)
#define FLCN_NL_UCODE_HDR_OS_DATA_SIZE_IND (3)
#define FLCN_NL_UCODE_HDR_NUM_APPS_IND (4)
/*!
* There are total N number of Apps with code and offset defined in UCODE header
* This macro provides the CODE and DATA offset and size of Ath application.
*/
#define FLCN_NL_UCODE_HDR_APP_CODE_START_IND (5)
#define FLCN_NL_UCODE_HDR_APP_CODE_OFF_IND(N, A) \
(FLCN_NL_UCODE_HDR_APP_CODE_START_IND + (A*2))
#define FLCN_NL_UCODE_HDR_APP_CODE_SIZE_IND(N, A) \
(FLCN_NL_UCODE_HDR_APP_CODE_START_IND + (A*2) + 1)
#define FLCN_NL_UCODE_HDR_APP_CODE_END_IND(N) \
(FLCN_NL_UCODE_HDR_APP_CODE_START_IND + (N*2) - 1)
#define FLCN_NL_UCODE_HDR_APP_DATA_START_IND(N) \
(FLCN_NL_UCODE_HDR_APP_CODE_END_IND(N) + 1)
#define FLCN_NL_UCODE_HDR_APP_DATA_OFF_IND(N, A) \
(FLCN_NL_UCODE_HDR_APP_DATA_START_IND(N) + (A*2))
#define FLCN_NL_UCODE_HDR_APP_DATA_SIZE_IND(N, A) \
(FLCN_NL_UCODE_HDR_APP_DATA_START_IND(N) + (A*2) + 1)
#define FLCN_NL_UCODE_HDR_APP_DATA_END_IND(N) \
(FLCN_NL_UCODE_HDR_APP_DATA_START_IND(N) + (N*2) - 1)
#define FLCN_NL_UCODE_HDR_OS_OVL_OFF_IND(N) \
(FLCN_NL_UCODE_HDR_APP_DATA_END_IND(N) + 1)
#define FLCN_NL_UCODE_HDR_OS_OVL_SIZE_IND(N) \
(FLCN_NL_UCODE_HDR_APP_DATA_END_IND(N) + 2)
/*Externs*/
/*Structs*/
/*!
* Light Secure Falcon Ucode Description Defines
* This stucture is prelim and may change as the ucode signing flow evolves.
*/
struct lsf_ucode_desc {
u8 prd_keys[2][16];
u8 dbg_keys[2][16];
u32 b_prd_present;
u32 b_dbg_present;
u32 falcon_id;
};
/*!
* Light Secure WPR Header
* Defines state allowing Light Secure Falcon bootstrapping.
*
* falcon_id - LS falcon ID
* lsb_offset - Offset into WPR region holding LSB header
* bootstrap_owner - Bootstrap OWNER (either PMU or SEC2)
* lazy_bootstrap - Skip bootstrapping by ACR
* status - Bootstrapping status
*/
struct lsf_wpr_header {
u32 falcon_id;
u32 lsb_offset;
u32 bootstrap_owner;
u32 lazy_bootstrap;
u32 status;
};
struct lsf_lsb_header {
struct lsf_ucode_desc signature;
u32 ucode_off;
u32 ucode_size;
u32 data_size;
u32 bl_code_size;
u32 bl_imem_off;
u32 bl_data_off;
u32 bl_data_size;
u32 app_code_off;
u32 app_code_size;
u32 app_data_off;
u32 app_data_size;
u32 flags;
};
/*!
* Structure used by the boot-loader to load the rest of the code. This has
* to be filled by host and copied into DMEM at offset provided in the
* hsflcn_bl_desc.bl_desc_dmem_load_off.
*
* signature - 16B signature for secure code. 0s if no secure code
* ctx_dma - CtxDma to be used by BL while loading code/data
* code_dma_base - 256B aligned Physical FB Address where code is located
* non_sec_code_off - Offset from code_dma_base where the nonSecure code is
* located. The offset must be multiple of 256 to help perf
* non_sec_code_size - The size of the nonSecure code part.
* sec_code_size - Offset from code_dma_base where the secure code is
* located. The offset must be multiple of 256 to help perf
* code_entry_point - Code entry point which will be invoked by BL after
* code is loaded.
* data_dma_base - 256B aligned Physical FB Address where data is located.
* data_size - Size of data block. Should be multiple of 256B
*/
struct flcn_bl_dmem_desc {
u32 reserved[4]; /*Should be the first element..*/
u32 signature[4]; /*Should be the first element..*/
u32 ctx_dma;
u32 code_dma_base;
u32 non_sec_code_off;
u32 non_sec_code_size;
u32 sec_code_off;
u32 sec_code_size;
u32 code_entry_point;
u32 data_dma_base;
u32 data_size;
};
/*!
* Legacy structure used by the current PMU/DPU bootloader.
*/
struct loader_config {
u32 dma_idx;
u32 code_dma_base; /*<! upper 32-bits of 40-bit dma address*/
u32 code_size_total;
u32 code_size_to_load;
u32 code_entry_point;
u32 data_dma_base; /*<! upper 32-bits of 40-bit dma address*/
u32 data_size; /*<! initialized data of the application */
u32 overlay_dma_base; /*<! upper 32-bits of the 40-bit dma address*/
u32 argc;
u32 argv;
};
/*!
* Union of all supported structures used by bootloaders.
*/
union flcn_bl_generic_desc {
struct flcn_bl_dmem_desc bl_dmem_desc;
struct loader_config loader_cfg;
};
struct flcn_ucode_img {
u32 *header; /*only some falcons have header*/
u32 *data;
struct pmu_ucode_desc *desc; /*only some falcons have descriptor*/
u32 data_size;
void *fw_ver; /*NV2080_CTRL_GPU_GET_FIRMWARE_VERSION_PARAMS struct*/
u8 load_entire_os_data; /* load the whole osData section at boot time.*/
struct lsf_ucode_desc *lsf_desc; /* NULL if not a light secure falcon.*/
u8 free_res_allocs;/*True if there a resources to freed by the client.*/
u32 flcn_inst;
};
/*!
* LSFM Managed Ucode Image
* next : Next image the list, NULL if last.
* wpr_header : WPR header for this ucode image
* lsb_header : LSB header for this ucode image
* bl_gen_desc : Bootloader generic desc structure for this ucode image
* bl_gen_desc_size : Sizeof bootloader desc structure for this ucode image
* full_ucode_size : Surface size required for final ucode image
* ucode_img : Ucode image info
*/
struct lsfm_managed_ucode_img {
struct lsfm_managed_ucode_img *next;
struct lsf_wpr_header wpr_header;
struct lsf_lsb_header lsb_header;
union flcn_bl_generic_desc bl_gen_desc;
u32 bl_gen_desc_size;
u32 full_ucode_size;
struct flcn_ucode_img ucode_img;
};
struct ls_flcn_mgr {
u16 managed_flcn_cnt;
u32 wpr_size;
u32 disable_mask;
struct lsfm_managed_ucode_img *ucode_img_list;
void *wpr_client_req_state;/*PACR_CLIENT_REQUEST_STATE originally*/
};
/*ACR related structs*/
/*!
* start_addr - Starting address of region
* end_addr - Ending address of region
* region_id - Region ID
* read_mask - Read Mask
* write_mask - WriteMask
* client_mask - Bit map of all clients currently using this region
*/
struct flcn_acr_region_prop {
u32 start_addr;
u32 end_addr;
u32 region_id;
u32 read_mask;
u32 write_mask;
u32 client_mask;
};
/*!
* no_regions - Number of regions used.
* region_props - Region properties
*/
struct flcn_acr_regions {
u32 no_regions;
struct flcn_acr_region_prop region_props[T210_FLCN_ACR_MAX_REGIONS];
};
/*!
* reserved_dmem-When the bootstrap owner has done bootstrapping other falcons,
* and need to switch into LS mode, it needs to have its own
* actual DMEM image copied into DMEM as part of LS setup. If
* ACR desc is at location 0, it will definitely get overwritten
* causing data corruption. Hence we are reserving 0x200 bytes
* to give room for any loading data. NOTE: This has to be the
* first member always
* signature - Signature of ACR ucode.
* wpr_region_id - Region ID holding the WPR header and its details
* wpr_offset - Offset from the WPR region holding the wpr header
* regions - Region descriptors
* nonwpr_ucode_blob_start -stores non-WPR start where kernel stores ucode blob
* nonwpr_ucode_blob_end -stores non-WPR end where kernel stores ucode blob
*/
struct flcn_acr_desc {
union {
u32 reserved_dmem[(LSF_BOOTSTRAP_OWNER_RESERVED_DMEM_SIZE/4)];
u32 signatures[4];
} ucode_reserved_space;
/*Always 1st*/
u32 wpr_region_id;
u32 wpr_offset;
u32 mmu_mem_range;
struct flcn_acr_regions regions;
u32 nonwpr_ucode_blob_size;
u64 nonwpr_ucode_blob_start;
};
/*!
* The header used by RM to figure out code and data sections of bootloader.
*
* bl_code_off - Offset of code section in the image
* bl_code_size - Size of code section in the image
* bl_data_off - Offset of data section in the image
* bl_data_size - Size of data section in the image
*/
struct hsflcn_bl_img_hdr {
u32 bl_code_off;
u32 bl_code_size;
u32 bl_data_off;
u32 bl_data_size;
};
/*!
* The descriptor used by RM to figure out the requirements of boot loader.
*
* bl_start_tag - Starting tag of bootloader
* bl_desc_dmem_load_off - Dmem offset where _def_rm_flcn_bl_dmem_desc
to be loaded
* bl_img_hdr - Description of the image
*/
struct hsflcn_bl_desc {
u32 bl_start_tag;
u32 bl_desc_dmem_load_off;
struct hsflcn_bl_img_hdr bl_img_hdr;
};
struct bin_hdr {
u32 bin_magic; /* 0x10de */
u32 bin_ver; /* versioning of bin format */
u32 bin_size; /* entire image size including this header */
u32 header_offset; /* Header offset of executable binary metadata,
start @ offset- 0x100 */
u32 data_offset; /* Start of executable binary data, start @
offset- 0x200 */
u32 data_size; /* Size ofexecutable binary */
};
struct acr_fw_header {
u32 sig_dbg_offset;
u32 sig_dbg_size;
u32 sig_prod_offset;
u32 sig_prod_size;
u32 patch_loc;
u32 patch_sig;
u32 hdr_offset; /*this header points to acr_ucode_header_t210_load*/
u32 hdr_size; /*size of above header*/
};
struct acr_gm20b {
u64 ucode_blob_start;
u32 ucode_blob_size;
struct bin_hdr *bl_bin_hdr;
struct hsflcn_bl_desc *pmu_hsbl_desc;
struct bin_hdr *hsbin_hdr;
struct acr_fw_header *fw_hdr;
u32 pmu_args;
const struct firmware *acr_fw;
struct flcn_acr_desc *acr_dmem_desc;
struct pmu_mem_desc acr_ucode;
const struct firmware *hsbl_fw;
struct pmu_mem_desc hsbl_ucode;
struct flcn_bl_dmem_desc bl_dmem_desc;
const struct firmware *pmu_fw;
const struct firmware *pmu_desc;
};
void gm20b_init_secure_pmu(struct gpu_ops *gops);
int prepare_ucode_blob(struct gk20a *g);
int pmu_ucode_details(struct gk20a *g, struct flcn_ucode_img *p_img);
int fecs_ucode_details(struct gk20a *g, struct flcn_ucode_img *p_img);
int gpccs_ucode_details(struct gk20a *g, struct flcn_ucode_img *p_img);
int gm20b_bootstrap_hs_flcn(struct gk20a *g);
int gm20b_pmu_setup_sw(struct gk20a *g);
int pmu_exec_gen_bl(struct gk20a *g, void *desc, u8 b_wait_for_halt);
int pmu_wait_for_halt(struct gk20a *g, unsigned int timeout_us);
int clear_halt_interrupt_status(struct gk20a *g, unsigned int timeout);
#endif /*__ACR_GM20B_H_*/
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