linux/drivers/accel/ivpu/ivpu_fw.h
Wachowski, Karol 72b96ec655 accel/ivpu: Make parts of FW image read-only
Implement setting specified buffer ranges as read-only.
In case if specified range is not 64K aligned and 64K contiguous
MMU600 pages are turned on, split 64K mapping to allow 4K granularity
for read-only configuration.

Signed-off-by: Wachowski, Karol <karol.wachowski@intel.com>
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611120433.1012423-10-jacek.lawrynowicz@linux.intel.com
2024-06-14 09:14:29 +02:00

48 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2020-2023 Intel Corporation
*/
#ifndef __IVPU_FW_H__
#define __IVPU_FW_H__
struct ivpu_device;
struct ivpu_bo;
struct vpu_boot_params;
struct ivpu_fw_info {
const struct firmware *file;
const char *name;
struct ivpu_bo *mem;
struct ivpu_bo *mem_shave_nn;
struct ivpu_bo *mem_log_crit;
struct ivpu_bo *mem_log_verb;
u64 runtime_addr;
u32 runtime_size;
u64 image_load_offset;
u32 image_size;
u32 shave_nn_size;
u64 entry_point; /* Cold or warm boot entry point for next boot */
u64 cold_boot_entry_point;
u32 trace_level;
u32 trace_destination_mask;
u64 trace_hw_component_mask;
u32 dvfs_mode;
u32 primary_preempt_buf_size;
u32 secondary_preempt_buf_size;
u64 read_only_addr;
u32 read_only_size;
};
int ivpu_fw_init(struct ivpu_device *vdev);
void ivpu_fw_fini(struct ivpu_device *vdev);
void ivpu_fw_load(struct ivpu_device *vdev);
void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *bp);
static inline bool ivpu_fw_is_cold_boot(struct ivpu_device *vdev)
{
return vdev->fw->entry_point == vdev->fw->cold_boot_entry_point;
}
#endif /* __IVPU_FW_H__ */