linux-zen-server/drivers/gpu/drm/tegra/riscv.h

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2023-08-30 17:53:23 +02:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2022, NVIDIA Corporation.
*/
#ifndef DRM_TEGRA_RISCV_H
#define DRM_TEGRA_RISCV_H
struct tegra_drm_riscv_descriptor {
u32 manifest_offset;
u32 code_offset;
u32 code_size;
u32 data_offset;
u32 data_size;
};
struct tegra_drm_riscv {
/* User initializes */
struct device *dev;
void __iomem *regs;
struct tegra_drm_riscv_descriptor bl_desc;
struct tegra_drm_riscv_descriptor os_desc;
};
int tegra_drm_riscv_read_descriptors(struct tegra_drm_riscv *riscv);
int tegra_drm_riscv_boot_bootrom(struct tegra_drm_riscv *riscv, phys_addr_t image_address,
u32 gscid, const struct tegra_drm_riscv_descriptor *desc);
#endif