drivers/gpu/drm/nouveau/include/nvfw/sec2.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/nouveau/include/nvfw/sec2.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/nouveau/include/nvfw/sec2.h
Extension
.h
Size
2546 bytes
Lines
106
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct nv_sec2_args {
	u32 freq_hz;
	u32 falc_trace_size;
	u32 falc_trace_dma_base;
	u32 falc_trace_dma_idx;
	bool secure_mode;
};

#define NV_SEC2_UNIT_INIT                                                  0x01
#define NV_SEC2_UNIT_UNLOAD                                                0x06
#define NV_SEC2_UNIT_ACR                                                   0x08

struct nv_sec2_init_msg {
	struct nvfw_falcon_msg hdr;
#define NV_SEC2_INIT_MSG_INIT                                              0x00
	u8 msg_type;

	u8 num_queues;
	u16 os_debug_entry_point;

	struct {
		u32 offset;
		u16 size;
		u8 index;
#define NV_SEC2_INIT_MSG_QUEUE_ID_CMDQ                                     0x00
#define NV_SEC2_INIT_MSG_QUEUE_ID_MSGQ                                     0x01
		u8 id;
	} queue_info[2];

	u32 sw_managed_area_offset;
	u16 sw_managed_area_size;
};

struct nv_sec2_init_msg_v1 {
	struct nvfw_falcon_msg hdr;
#define NV_SEC2_INIT_MSG_INIT                                              0x00
	u8 msg_type;

	u8 num_queues;
	u16 os_debug_entry_point;

	struct {
		u32 offset;
		u16 size;
		u8 index;
#define NV_SEC2_INIT_MSG_QUEUE_ID_CMDQ                                     0x00
#define NV_SEC2_INIT_MSG_QUEUE_ID_MSGQ                                     0x01
		u8 id;
	} queue_info[2];

	u32 sw_managed_area_offset;
	u16 sw_managed_area_size;

	u32 unkn[8];
};

struct nv_sec2_acr_cmd {
	struct nvfw_falcon_cmd hdr;
#define NV_SEC2_ACR_CMD_BOOTSTRAP_FALCON                                   0x00
	u8 cmd_type;
};

struct nv_sec2_acr_msg {
	struct nvfw_falcon_cmd hdr;
	u8 msg_type;
};

struct nv_sec2_acr_bootstrap_falcon_cmd {
	struct nv_sec2_acr_cmd cmd;
#define NV_SEC2_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_YES                 0x00000000
#define NV_SEC2_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_NO                  0x00000001
	u32 flags;
	u32 falcon_id;
};

struct nv_sec2_acr_bootstrap_falcon_msg {
	struct nv_sec2_acr_msg msg;
	u32 error_code;
	u32 falcon_id;
};

#define NV_SEC2_UNIT_V2_INIT   0x01
#define NV_SEC2_UNIT_V2_UNLOAD 0x05
#define NV_SEC2_UNIT_V2_ACR    0x07

struct nv_sec2_acr_bootstrap_falcon_cmd_v1 {
	struct nv_sec2_acr_cmd cmd;
#define NV_SEC2_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_YES                 0x00000000
#define NV_SEC2_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_NO                  0x00000001
	u32 flags;

Annotation

Implementation Notes