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struct {
struct {
u32 __id; // in
__in u32 id;
u32 __value; // out
__out u32 value;
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
u32 __thresh; // in
__in u32 thresh;
s32 __timeout; // in
__in s32 timeout;
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
u32 __lock; // in (0==unlock; 1==lock)
__in u32 lock; // (0==unlock; 1==lock)
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
u32 __num_offsets; // in
__in u32 num_offsets;
u32 __block_size; // in
__in u32 block_size;
u32 __offsets; // in
__in u32 offsets;
u32 __values; // in
__in u32 values;
u32 __write; // in
__in u32 write;
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
u32 __thresh; // in
__in u32 thresh;
s32 __timeout; // in
__in s32 timeout;
u32 __value; // out
__out u32 value;
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
u32 __value; // out
__out u32 value;
};
};
struct {
struct {
u32 __event_id; // in (ranges from 0x01 to 0x3F)
__in u32 event_id; // ranges from 0x01 to 0x3F
};
};
struct {
struct {
u32 __unk0; // in
__in u32 unk0;
u32 __unk1; // in
__in u32 unk1;
s32 __timeout; // in
__in s32 __timeout;
u32 __event; // inout (in=event_id; out=result)
__inout u32 __event; // in=event_id; out=result
};
};
struct {
struct {
u32 __unk0; // in
__in u32 unk0;
u32 __unk1; // in
__in u32 unk1;
s32 __timeout; // in
__in s32 timeout;
u32 __event; // inout (in=event_id; out=result)
__inout u32 event; // in=event_id; out=result
};
};
struct {
struct {
u32 __event_id; // in (ranges from 0x01 to 0x3F)
__in u32 event_id; // ranges from 0x01 to 0x3F
};
};
struct {
struct {
u32 __event_id; // in (ranges from 0x01 to 0x3F)
__in u32 event_id; // ranges from 0x01 to 0x3F
};
};
struct {
struct {
u64 __events; // in (64-bit flag where each bit represents one event)
__in u64 events; // 64-bit bitfield where each bit represents one event
};
};
struct {
struct {
u32 __size; // in
__in u32 size;
u32 __handle; // out
__out u32 handle;
};
};
struct {
struct {
u32 __id; // in
__in u32 id;
u32 __handle; // out
__out u32 handle;
};
};
struct {
struct {
u32 __handle; // in
__in u32 handle;
u32 __heapmask; // in
__in u32 heapmask;
u32 __flags; // in (0=read-only, 1=read-write)
__in u32 flags; // (0=read-only, 1=read-write)
u32 __align; // in
__in u32 align;
u8 __kind; // in
__in u8 kind;
u8 __pad[7];
u8 pad[7];
u64 __addr; // in
__in u64 addr;
};
};
struct {
struct {
u32 __handle; // in
__in u32 handle;
u32 __pad;
u32 pad;
u64 __refcount; // out
__out u64 refcount;
u32 __size; // out
__out u32 size;
u32 __flags; // out, 1=NOT_FREED_YET
__out u32 flags; // 1=NOT_FREED_YET
};
};
struct {
struct {
u32 __handle; // in
__in u32 handle;
u32 __param; // in, 1=SIZE, 2=ALIGNMENT, 3=BASE (returns error), 4=HEAP (always 0x40000000), 5=KIND, 6=COMPR (unused)
__in u32 param; // 1=SIZE, 2=ALIGNMENT, 3=BASE (returns error), 4=HEAP (always 0x40000000), 5=KIND, 6=COMPR (unused)
u32 __result; // out
__out u32 result;
};
};
struct {
struct {
u32 __id; // out
__out u32 id;
u32 __handle; // in
__in u32 handle;
};
};
struct {
struct {
u32 __fd; // in
__in u32 fd;
};
};
struct {
struct {
u32 __pages; // in
__in u32 pages;
u32 __page_size; // in
__in u32 page_size;
u32 __flags; // in
__in u32 flags;
u32 __pad;
u32 pad;
union {
union {
u64 __offset; // out
__out u64 offset;
u64 __align; // in
__in u64 align;
};
};
};
};
=== NVGPU_AS_IOCTL_FREE_SPACE ===
=== NVGPU_AS_IOCTL_FREE_SPACE ===
struct {
struct {
u64 __offset; // in
__in u64 offset;
u32 __pages; // in
__in u32 pages;
u32 __page_size; // in
__in u32 page_size;
};
};
struct {
struct {
u32 __flags; // in, bit0: fixed_offset, bit2: cacheable
__in u32 flags; // bit0: fixed_offset, bit2: cacheable
u32 __reserved;
u32 pad;
u32 __nvmap_handle; // in
__in u32 nvmap_handle;
u32 __page_size; // inout, 0 means don't care
__inout u32 page_size; // 0 means don't care
union {
union {
u64 __offset; // out
__out u64 offset;
u64 __align; // in
__in u64 align;
};
};
};
};
struct {
struct {
u32 __flags; // in, 4 works
__in u32 flags; // bit0: fixed_offset, bit2: cacheable
u32 __kind; // in, -1 is default
__in u32 kind; // -1 is default
u32 __nvmap_handle; // in
__in u32 nvmap_handle;
u32 __page_size; // inout, 0 means don't care
__inout u32 page_size; // 0 means don't care
u64 __buffer_offset; // in
__in u64 buffer_offset;
u64 __mapping_size; // in
__in u64 mapping_size;
u64 __offset; // out
__out u64 offset;
};
};
struct {
struct {
u32 __big_page_size; // in (depends on GPU's available_big_page_sizes; 0=default)
__in u32 big_page_size; // depends on GPU's available_big_page_sizes; 0=default
s32 __as_fd; // in (ignored; passes 0)
__in s32 as_fd; // ignored; passes 0
u32 __flags; // in (ignored; passes 0)
__in u32 flags; // ignored; passes 0
u32 __reserved; // in (ignored; passes 0)
__in u32 reserved; // ignored; passes 0
};
};
struct va_region {
struct va_region {
u64 __offset;
u64 offset;
u32 __page_size;
u32 page_size;
u32 __reserved;
u32 pad;
u64 __pages;
u64 pages;
};
};
struct {
struct {
u64 __not_used; // (contained output user ptr on linux, ignored)
u64 not_used; // (contained output user ptr on linux, ignored)
u32 __bufsize; // inout, forced to 2*sizeof(struct va_region)
__inout u32 bufsize; // forced to 2*sizeof(struct va_region)
u32 __reserved;
u32 pad;
struct va_region __regions[2]; // out
__out struct va_region regions[2];
};
};
struct {
struct {
u32 __big_page_size; // in (depends on GPU's available_big_page_sizes; 0=default)
__in u32 big_page_size; // depends on GPU's available_big_page_sizes; 0=default
s32 __as_fd; // in (ignored; passes 0)
__in s32 as_fd; // ignored; passes 0
u32 __flags; // in (ignored; passes 0)
__in u32 flags; // ignored; passes 0
u32 __reserved; // in (ignored; passes 0)
__in u32 reserved; // ignored; passes 0
u64 __unk0; // in
__in u64 unk0;
u64 __unk1; // in
__in u64 unk1;
u64 __unk2; // in
__in u64 unk2;
};
};
Returns the GPU characteristics. Modified to return inline data instead of using a pointer.
Returns the GPU characteristics. Modified to return inline data instead of using a pointer.
struct __gpu_characteristics {
struct gpu_characteristics {
u32 __arch; // 0x120 (NVGPU_GPU_ARCH_GM200)
u32 arch; // 0x120 (NVGPU_GPU_ARCH_GM200)
u32 __impl; // 0xB (NVGPU_GPU_IMPL_GM20B)
u32 impl; // 0xB (NVGPU_GPU_IMPL_GM20B)
u32 __rev; // 0xA1 (Revision A1)
u32 rev; // 0xA1 (Revision A1)
u32 __num_gpc; // 0x1
u32 num_gpc; // 0x1
u64 __L2_cache_size; // 0x40000
u64 l2_cache_size; // 0x40000
u64 __on_board_video_memory_size; // 0x0 (not used)
u64 on_board_video_memory_size; // 0x0 (not used)
u32 __num_tpc_per_gpc; // 0x2
u32 num_tpc_per_gpc; // 0x2
u32 __bus_type; // 0x20 (NVGPU_GPU_BUS_TYPE_AXI)
u32 bus_type; // 0x20 (NVGPU_GPU_BUS_TYPE_AXI)
u32 __big_page_size; // 0x20000
u32 big_page_size; // 0x20000
u32 __compression_page_size; // 0x20000
u32 compression_page_size; // 0x20000
u32 __pde_coverage_bit_count; // 0x1B
u32 pde_coverage_bit_count; // 0x1B
u32 __available_big_page_sizes; // 0x30000
u32 available_big_page_sizes; // 0x30000
u32 __gpc_mask; // 0x1
u32 gpc_mask; // 0x1
u32 __sm_arch_sm_version; // 0x503 (Maxwell Generation 5.0.3?)
u32 sm_arch_sm_version; // 0x503 (Maxwell Generation 5.0.3?)
u32 __sm_arch_spa_version; // 0x503 (Maxwell Generation 5.0.3?)
u32 sm_arch_spa_version; // 0x503 (Maxwell Generation 5.0.3?)
u32 __sm_arch_warp_count; // 0x80
u32 sm_arch_warp_count; // 0x80
u32 __gpu_va_bit_count; // 0x28
u32 gpu_va_bit_count; // 0x28
u32 __reserved; // NULL
u32 reserved; // NULL
u64 __flags; // 0x55
u64 flags; // 0x55
u32 __twod_class; // 0x902D (FERMI_TWOD_A)
u32 twod_class; // 0x902D (FERMI_TWOD_A)
u32 __threed_class; // 0xB197 (MAXWELL_B)
u32 threed_class; // 0xB197 (MAXWELL_B)
u32 __compute_class; // 0xB1C0 (MAXWELL_COMPUTE_B)
u32 compute_class; // 0xB1C0 (MAXWELL_COMPUTE_B)
u32 __gpfifo_class; // 0xB06F (MAXWELL_CHANNEL_GPFIFO_A)
u32 gpfifo_class; // 0xB06F (MAXWELL_CHANNEL_GPFIFO_A)
u32 __inline_to_memory_class; // 0xA140 (KEPLER_INLINE_TO_MEMORY_B)
u32 inline_to_memory_class; // 0xA140 (KEPLER_INLINE_TO_MEMORY_B)
u32 __dma_copy_class; // 0xB0B5 (MAXWELL_DMA_COPY_A)
u32 dma_copy_class; // 0xB0B5 (MAXWELL_DMA_COPY_A)
u32 __max_fbps_count; // 0x1
u32 max_fbps_count; // 0x1
u32 __fbp_en_mask; // 0x0 (disabled)
u32 fbp_en_mask; // 0x0 (disabled)
u32 __max_ltc_per_fbp; // 0x2
u32 max_ltc_per_fbp; // 0x2
u32 __max_lts_per_ltc; // 0x1
u32 max_lts_per_ltc; // 0x1
u32 __max_tex_per_tpc; // 0x0 (not supported)
u32 max_tex_per_tpc; // 0x0 (not supported)
u32 __max_gpc_count; // 0x1
u32 max_gpc_count; // 0x1
u32 __rop_l2_en_mask_0; // 0x21D70 (fuse_status_opt_rop_l2_fbp_r)
u32 rop_l2_en_mask_0; // 0x21D70 (fuse_status_opt_rop_l2_fbp_r)
u32 __rop_l2_en_mask_1; // 0x0
u32 rop_l2_en_mask_1; // 0x0
u64 __chipname; // 0x6230326D67 ("gm20b")
u64 chipname; // 0x6230326D67 ("gm20b")
u64 __gr_compbit_store_base_hw; // 0x0 (not supported)
u64 gr_compbit_store_base_hw; // 0x0 (not supported)
};
};
struct {
struct {
u64 __gpu_characteristics_buf_size; // in/out (must not be NULL, but gets overwritten with 0xA0=max_size)
__inout u64 gpu_characteristics_buf_size; // must not be NULL, but gets overwritten with 0xA0=max_size
u64 __gpu_characteristics_buf_addr; // in (ignored, but must not be NULL)
__in u64 gpu_characteristics_buf_addr; // ignored, but must not be NULL
struct __gpu_characteristics gc; // out
__out struct gpu_characteristics gc;
};
};
struct {
struct {
u32 __flush; // in (l2_flush | l2_invalidate << 1 | fb_flush << 2)
__in u32 flush; // l2_flush | l2_invalidate << 1 | fb_flush << 2
u32 __reserved; // in
u32 reserved;
};
};
struct {
struct {
u32 __mask; // out (always 0x07)
__out u32 mask; // always 0x07
u32 __flush; // out (active flush bit field)
__out u32 flush; // active flush bit field
};
};
struct {
struct {
u32 __nvmap_fd; // in
__in u32 nvmap_fd;
};
};
struct {
struct {
u32 __num_entries; // in
__in u32 num_entries;
u32 __flags; // in
__in u32 flags;
};
};
struct fence {
struct fence {
u32 __id;
u32 id;
u32 __value;
u32 value;
};
};
struct gpfifo_entry {
struct gpfifo_entry {
u32 __entry0;
u32 entry0;
u32 __entry1;
u32 entry1;
};
};
struct {
struct {
u64 __gpfifo; // in (pointer to gpfifo fence structs; ignored)
__in u64 gpfifo; // (ignored) pointer to gpfifo fence structs
u32 __num_entries; // in (number of fence objects being submitted)
__in u32 num_entries; // number of fence objects being submitted
u32 __flags; // in
__in u32 flags;
struct fence __fence_out; // out (returned new fence object for others to wait on)
__out struct fence fence_out; // returned new fence object for others to wait on
struct gpfifo_entry __entries[]; // in (depends on __num_entries)
__in struct gpfifo_entry entries[]; // depends on num_entries
};
};
struct {
struct {
u32 __class_num; // in (0x902D=2d, 0xB197=3d, 0xB1C0=compute, 0xA140=kepler, 0xB0B5=DMA, 0xB06F=channel_gpfifo)
__in u32 class_num; // 0x902D=2d, 0xB197=3d, 0xB1C0=compute, 0xA140=kepler, 0xB0B5=DMA, 0xB06F=channel_gpfifo
u32 __flags; // in
__in u32 flags;
u64 __obj_id; // out (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
};
};
struct {
struct {
u64 __offset; // in
__in u64 offset;
u64 __size; // in
__in u64 size;
u32 __mem; // in (nvmap object handle)
__in u32 mem; // nvmap object handle
u32 __padding; // in
__in u32 padding;
};
};
struct {
struct {
u32 __priority; // in (0x32 is low, 0x64 is medium and 0x96 is high)
__in u32 priority; // 0x32 is low, 0x64 is medium and 0x96 is high
};
};
struct {
struct {
u32 __cmd; // in (0=disable, 1=enable, 2=clear)
__in u32 cmd; // 0=disable, 1=enable, 2=clear
u32 __unk; // in (accepts 1 or 2)
__in u32 unk; // accepts 1 or 2
};
};
struct {
struct {
u64 __timestamp; // out (nanoseconds since Jan. 1, 1970)
__out u64 timestamp; // nanoseconds since Jan. 1, 1970
u32 __info32; // out (error code)
__out u32 info32; // error code
u16 __info16; // out (additional error info)
__out u16 info16; // additional error info
u16 __status; // inout (always 0xFFFF)
__inout u16 status; // always 0xFFFF
};
};
struct {
struct {
u32 __num_entries; // in
__in u32 num_entries;
u32 __flags; // in
__in u32 flags;
u32 __unk0; // in (1 works)
__in u32 unk0; // 1 works
u32 __unk1; // in
__in u32 unk1;
u32 __unk2; // in
__in u32 unk2;
u32 __unk3; // in
__in u32 unk3;
u32 __unk4; // in
__in u32 unk4;
u32 __unk5; // in
__in u32 unk5;
};
};