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__in u16 flags; // 0 or 4
__in u16 flags; // 0 or 4
__in u16 kind;
__in u16 kind;
__in u32 unk0;
__in u32 nvmap_handle;
__in u32 unk1;
__in u32 padding;
__in u32 unk2;
__in u32 offset; // (alloc_space_offset >> 0x10)
__in u32 unk3;
__in u32 pages; // alloc_space_pages
};
};
! Value || Direction || Size || Description || Notes
! Value || Direction || Size || Description || Notes
|-
|-
| 0x80044701 || Out || 4 || NVGPU_GPU_IOCTL_ZCULL_GET_CTX_SIZE ||
| 0x80044701 || Out || 4 || [[#NVGPU_GPU_IOCTL_ZCULL_GET_CTX_SIZE]] ||
|-
|-
| 0x80284702 || Out || 40 || NVGPU_GPU_IOCTL_ZCULL_GET_INFO ||
| 0x80284702 || Out || 40 || [[#NVGPU_GPU_IOCTL_ZCULL_GET_INFO]] ||
|-
|-
| 0x402C4703 || In || 44 || NVGPU_GPU_IOCTL_ZBC_SET_TABLE ||
| 0x402C4703 || In || 44 || [[#NVGPU_GPU_IOCTL_ZBC_SET_TABLE]] ||
|-
|-
| 0xC0344704 || Inout || 52 || NVGPU_GPU_IOCTL_ZBC_QUERY_TABLE ||
| 0xC0344704 || Inout || 52 || [[#NVGPU_GPU_IOCTL_ZBC_QUERY_TABLE]] ||
|-
|-
| 0xC0B04705 || Inout || 176 || [[#NVGPU_GPU_IOCTL_GET_CHARACTERISTICS]] ||
| 0xC0B04705 || Inout || 176 || [[#NVGPU_GPU_IOCTL_GET_CHARACTERISTICS]] ||
| 0xC108471D || Inout || 264 || NVGPU_GPU_IOCTL_GET_CPU_TIME_CORRELATION_INFO ||
| 0xC108471D || Inout || 264 || NVGPU_GPU_IOCTL_GET_CPU_TIME_CORRELATION_INFO ||
|}
|}
=== NVGPU_GPU_IOCTL_ZCULL_GET_CTX_SIZE ===
Returns the GPU's ZCULL context size. Identical to Linux driver.
struct {
__out u32 size;
};
=== NVGPU_GPU_IOCTL_ZCULL_GET_CTX_SIZE ===
Returns GPU's ZCULL information. Identical to Linux driver.
struct {
__out u32 width_align_pixels;
__out u32 height_align_pixels;
__out u32 pixel_squares_by_aliquots;
__out u32 aliquot_total;
__out u32 region_byte_multiplier;
__out u32 region_header_size;
__out u32 subregion_header_size;
__out u32 subregion_width_align_pixels;
__out u32 subregion_height_align_pixels;
__out u32 subregion_count;
};
=== NVGPU_GPU_IOCTL_ZBC_SET_TABLE ===
Sets the active ZBC table. Identical to Linux driver.
struct {
__in u32 color_ds[4];
__in u32 color_l2[4];
__in u32 depth;
__in u32 format;
__in u32 type; // 1=color, 2=depth
};
=== NVGPU_GPU_IOCTL_ZBC_QUERY_TABLE ===
Queries the active ZBC table. Identical to Linux driver.
struct {
__out u32 color_ds[4];
__out u32 color_l2[4];
__out u32 depth;
__out u32 ref_cnt;
__out u32 format;
__out u32 type;
__inout u32 index_size;
};
=== NVGPU_GPU_IOCTL_GET_CHARACTERISTICS ===
=== NVGPU_GPU_IOCTL_GET_CHARACTERISTICS ===
| 0xC0104809 || 16 || [[#NVGPU_IOCTL_CHANNEL_ALLOC_OBJ_CTX]] ||
| 0xC0104809 || 16 || [[#NVGPU_IOCTL_CHANNEL_ALLOC_OBJ_CTX]] ||
|-
|-
| 0xC010480B || 16 || NVGPU_IOCTL_CHANNEL_ZCULL_BIND ||
| 0xC010480B || 16 || [[#NVGPU_IOCTL_CHANNEL_ZCULL_BIND]] ||
|-
|-
| 0xC018480C || 24 || [[#NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER]] ||
| 0xC018480C || 24 || [[#NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER]] ||
struct gpfifo_entry {
struct gpfifo_entry {
u32 entry0;
u32 entry0; // gpu_va_lo
u32 entry1;
u32 entry1; // gpu_va_hi | (unk_0x02 << 0x08) | (size << 0x0A) | (unk_0x01 << 0x1F)
};
};
__in u32 flags;
__in u32 flags;
__out u64 obj_id; // (ignored) used for FREE_OBJ_CTX ioctl, which is not supported
__out u64 obj_id; // (ignored) used for FREE_OBJ_CTX ioctl, which is not supported
};
=== NVGPU_IOCTL_CHANNEL_ZCULL_BIND ===
Binds a ZCULL context to the channel. Identical to Linux driver.
struct {
__in u64 gpu_va;
__in u32 mode; // 0=global, 1=no_ctxsw, 2=separate_buffer, 3=part_of_regular_buf
__in u32 padding;
};
};