Release 260111
This commit is contained in:
Comma Device
0
tinygrad/runtime/support/nv/__init__.py
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0
tinygrad/runtime/support/nv/__init__.py
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581
tinygrad/runtime/support/nv/ip.py
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581
tinygrad/runtime/support/nv/ip.py
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from __future__ import annotations
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import ctypes, time, array, struct, itertools, dataclasses
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from typing import cast, Any
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from tinygrad.runtime.autogen.nv import nv
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from tinygrad.helpers import to_mv, lo32, hi32, DEBUG, round_up, round_down, mv_address, fetch, wait_cond
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from tinygrad.runtime.support.system import System
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from tinygrad.runtime.support.elf import elf_loader
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from tinygrad.runtime.autogen import nv_gpu
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@dataclasses.dataclass(frozen=True)
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class GRBufDesc: size:int; virt:bool; phys:bool; local:bool=False # noqa: E702
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class NV_IP:
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def __init__(self, nvdev): self.nvdev = nvdev
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def init_sw(self): pass # Prepare sw/allocations for this IP
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def init_hw(self): pass # Initialize hw for this IP
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def fini_hw(self): pass # Finalize hw for this IP
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class NVRpcQueue:
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def __init__(self, gsp:NV_GSP, va:int, completion_q_va:int|None=None):
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self.tx = nv.msgqTxHeader.from_address(va)
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wait_cond(lambda: self.tx.entryOff, value=0x1000, msg="RPC queue not initialized")
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if completion_q_va is not None: self.rx = nv.msgqRxHeader.from_address(completion_q_va + nv.msgqTxHeader.from_address(completion_q_va).rxHdrOff)
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self.gsp, self.va, self.queue_va, self.seq = gsp, va, va + self.tx.entryOff, 0
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self.queue_mv = to_mv(self.queue_va, self.tx.msgSize * self.tx.msgCount)
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def _checksum(self, data:bytes):
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if (pad_len:=(-len(data)) % 8): data += b'\x00' * pad_len
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checksum = 0
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for offset in range(0, len(data), 8): checksum ^= struct.unpack_from('Q', data, offset)[0]
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return hi32(checksum) ^ lo32(checksum)
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def send_rpc(self, func:int, msg:bytes, wait=False):
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header = nv.rpc_message_header_v(signature=nv.NV_VGPU_MSG_SIGNATURE_VALID, rpc_result=nv.NV_VGPU_MSG_RESULT_RPC_PENDING,
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rpc_result_private=nv.NV_VGPU_MSG_RESULT_RPC_PENDING, header_version=(3<<24), function=func, length=len(msg) + 0x20)
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msg = bytes(header) + msg
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phdr = nv.GSP_MSG_QUEUE_ELEMENT(elemCount=round_up(len(msg), self.tx.msgSize) // self.tx.msgSize, seqNum=self.seq)
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phdr.checkSum = self._checksum(bytes(phdr) + msg)
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msg = bytes(phdr) + msg
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off = self.tx.writePtr * self.tx.msgSize
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self.queue_mv[off:off+len(msg)] = msg
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self.tx.writePtr = (self.tx.writePtr + round_up(len(msg), self.tx.msgSize) // self.tx.msgSize) % self.tx.msgCount
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System.memory_barrier()
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self.seq += 1
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self.gsp.nvdev.NV_PGSP_QUEUE_HEAD[0].write(0x0)
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def wait_resp(self, cmd:int) -> memoryview:
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while True:
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System.memory_barrier()
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if self.rx.readPtr == self.tx.writePtr: continue
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off = self.rx.readPtr * self.tx.msgSize
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hdr = nv.rpc_message_header_v.from_address(self.queue_va + off + 0x30)
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msg = self.queue_mv[off + 0x50 : off + 0x50 + hdr.length]
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# Handling special functions
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if hdr.function == nv.NV_VGPU_MSG_EVENT_GSP_RUN_CPU_SEQUENCER: self.gsp.run_cpu_seq(msg)
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elif hdr.function == nv.NV_VGPU_MSG_EVENT_OS_ERROR_LOG:
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print(f"nv {self.gsp.nvdev.devfmt}: GSP LOG: {msg[12:].tobytes().rstrip(bytes([0])).decode('utf-8')}")
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# Update the read pointer
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self.rx.readPtr = (self.rx.readPtr + round_up(hdr.length, self.tx.msgSize) // self.tx.msgSize) % self.tx.msgCount
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System.memory_barrier()
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if DEBUG >= 3:
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rpc_names = {**nv.c__Ea_NV_VGPU_MSG_FUNCTION_NOP__enumvalues, **nv.c__Ea_NV_VGPU_MSG_EVENT_FIRST_EVENT__enumvalues}
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print(f"nv {self.gsp.nvdev.devfmt}: in RPC: {rpc_names.get(hdr.function, f'ev:{hdr.function:x}')}, res:{hdr.rpc_result:#x}")
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if hdr.rpc_result != 0: raise RuntimeError(f"RPC call {hdr.function} failed with result {hdr.rpc_result}")
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if hdr.function == cmd: return msg
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class NV_FLCN(NV_IP):
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def init_sw(self):
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_gsp.h")
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_falcon_v4.h")
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_falcon_v4_addendum.h")
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_riscv_pri.h")
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_fbif_v4.h")
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_falcon_second_pri.h")
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_sec_pri.h")
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self.nvdev.include("src/common/inc/swref/published/turing/tu102/dev_bus.h")
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self.prep_ucode()
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self.prep_booter()
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def prep_ucode(self):
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expansion_rom_off, bit_addr = {"GA": 0x16600, "AD": 0x14e00}[self.nvdev.chip_name[:2]], 0x1b0
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vbios_bytes = bytes(array.array('I', self.nvdev.mmio[0x00300000//4:(0x00300000+0x98e00)//4]))
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bit_header = nv.BIT_HEADER_V1_00.from_buffer_copy(vbios_bytes[bit_addr:bit_addr + ctypes.sizeof(nv.BIT_HEADER_V1_00)])
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assert bit_header.Signature == 0x00544942, f"Invalid BIT header signature {hex(bit_header.Signature)}"
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for i in range(bit_header.TokenEntries):
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bit = nv.BIT_TOKEN_V1_00.from_buffer_copy(vbios_bytes[bit_addr + bit_header.HeaderSize + i * bit_header.TokenSize:])
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if bit.TokenId != nv.BIT_TOKEN_FALCON_DATA or bit.DataVersion != 2 or bit.DataSize < nv.BIT_DATA_FALCON_DATA_V2_SIZE_4: continue
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falcon_data = nv.BIT_DATA_FALCON_DATA_V2.from_buffer_copy(vbios_bytes[bit.DataPtr & 0xffff:])
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ucode_hdr = nv.FALCON_UCODE_TABLE_HDR_V1.from_buffer_copy(vbios_bytes[(table_ptr:=expansion_rom_off + falcon_data.FalconUcodeTablePtr):])
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for j in range(ucode_hdr.EntryCount):
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ucode_entry = nv.FALCON_UCODE_TABLE_ENTRY_V1.from_buffer_copy(vbios_bytes[table_ptr + ucode_hdr.HeaderSize + j * ucode_hdr.EntrySize:])
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if ucode_entry.ApplicationID != nv.FALCON_UCODE_ENTRY_APPID_FWSEC_PROD: continue
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ucode_desc_hdr = nv.FALCON_UCODE_DESC_HEADER.from_buffer_copy(vbios_bytes[expansion_rom_off + ucode_entry.DescPtr:])
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ucode_desc_off = expansion_rom_off + ucode_entry.DescPtr
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ucode_desc_size = ucode_desc_hdr.vDesc >> 16
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self.desc_v3 = nv.FALCON_UCODE_DESC_V3.from_buffer_copy(vbios_bytes[ucode_desc_off:ucode_desc_off + ucode_desc_size])
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sig_total_size = ucode_desc_size - nv.FALCON_UCODE_DESC_V3_SIZE_44
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signature = vbios_bytes[ucode_desc_off + nv.FALCON_UCODE_DESC_V3_SIZE_44:][:sig_total_size]
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image = vbios_bytes[ucode_desc_off + ucode_desc_size:][:round_up(self.desc_v3.StoredSize, 256)]
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self.frts_offset = self.nvdev.vram_size - 0x100000 - 0x100000
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read_vbios_desc = nv.FWSECLIC_READ_VBIOS_DESC(version=0x1, size=ctypes.sizeof(nv.FWSECLIC_READ_VBIOS_DESC), flags=2)
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frst_reg_desc = nv.FWSECLIC_FRTS_REGION_DESC(version=0x1, size=ctypes.sizeof(nv.FWSECLIC_FRTS_REGION_DESC),
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frtsRegionOffset4K=self.frts_offset >> 12, frtsRegionSize=0x100, frtsRegionMediaType=2)
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frts_cmd = nv.FWSECLIC_FRTS_CMD(readVbiosDesc=read_vbios_desc, frtsRegionDesc=frst_reg_desc)
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def __patch(cmd_id, cmd):
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patched_image = bytearray(image)
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hdr = nv.FALCON_APPLICATION_INTERFACE_HEADER_V1.from_buffer_copy(image[(app_hdr_off:=self.desc_v3.IMEMLoadSize+self.desc_v3.InterfaceOffset):])
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ents = (nv.FALCON_APPLICATION_INTERFACE_ENTRY_V1 * hdr.entryCount).from_buffer_copy(image[app_hdr_off + ctypes.sizeof(hdr):])
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for i in range(hdr.entryCount):
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if ents[i].id == nv.FALCON_APPLICATION_INTERFACE_ENTRY_ID_DMEMMAPPER: dmem_offset = ents[i].dmemOffset
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# Patch image
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dmem = nv.FALCON_APPLICATION_INTERFACE_DMEM_MAPPER_V3.from_buffer_copy(image[(dmem_mapper_offset:=self.desc_v3.IMEMLoadSize+dmem_offset):])
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dmem.init_cmd = cmd_id
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patched_image[dmem_mapper_offset : dmem_mapper_offset+len(bytes(dmem))] = bytes(dmem)
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patched_image[(cmd_off:=self.desc_v3.IMEMLoadSize+dmem.cmd_in_buffer_offset) : cmd_off+len(cmd)] = cmd
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patched_image[(sig_off:=self.desc_v3.IMEMLoadSize+self.desc_v3.PKCDataOffset) : sig_off+0x180] = signature[-0x180:]
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return System.alloc_sysmem(len(patched_image), contiguous=True, data=patched_image)
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self.frts_image_va, self.frts_image_sysmem = __patch(0x15, bytes(frts_cmd))
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def prep_booter(self):
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image = self.nvdev.extract_fw("kgspBinArchiveBooterLoadUcode", "image_prod_data")
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sig = self.nvdev.extract_fw("kgspBinArchiveBooterLoadUcode", "sig_prod_data")
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header = self.nvdev.extract_fw("kgspBinArchiveBooterLoadUcode", "header_prod_data")
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patch_loc = int.from_bytes(self.nvdev.extract_fw("kgspBinArchiveBooterLoadUcode", "patch_loc_data"), 'little')
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sig_len = len(sig) // int.from_bytes(self.nvdev.extract_fw("kgspBinArchiveBooterLoadUcode", "num_sigs_data"), 'little')
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patched_image = bytearray(image)
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patched_image[patch_loc:patch_loc+sig_len] = sig[:sig_len]
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self.booter_image_va, self.booter_image_sysmem = System.alloc_sysmem(len(patched_image), contiguous=True, data=patched_image)
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_, _, self.booter_data_off, self.booter_data_sz, _, self.booter_code_off, self.booter_code_sz, _, _ = struct.unpack("9I", header)
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def init_hw(self):
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self.falcon, self.sec2 = 0x00110000, 0x00840000
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self.reset(self.falcon)
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self.execute_hs(self.falcon, self.frts_image_sysmem[0], code_off=0x0, data_off=self.desc_v3.IMEMLoadSize,
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imemPa=self.desc_v3.IMEMPhysBase, imemVa=self.desc_v3.IMEMVirtBase, imemSz=self.desc_v3.IMEMLoadSize,
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dmemPa=self.desc_v3.DMEMPhysBase, dmemVa=0x0, dmemSz=self.desc_v3.DMEMLoadSize,
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pkc_off=self.desc_v3.PKCDataOffset, engid=self.desc_v3.EngineIdMask, ucodeid=self.desc_v3.UcodeId)
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assert self.nvdev.NV_PFB_PRI_MMU_WPR2_ADDR_HI.read() != 0, "WPR2 is not initialized"
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self.reset(self.falcon, riscv=True)
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# set up the mailbox
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self.nvdev.NV_PGSP_FALCON_MAILBOX0.write(lo32(self.nvdev.gsp.libos_args_sysmem[0]))
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self.nvdev.NV_PGSP_FALCON_MAILBOX1.write(hi32(self.nvdev.gsp.libos_args_sysmem[0]))
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# booter
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self.reset(self.sec2)
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mbx = self.execute_hs(self.sec2, self.booter_image_sysmem[0], code_off=self.booter_code_off, data_off=self.booter_data_off,
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imemPa=0x0, imemVa=self.booter_code_off, imemSz=self.booter_code_sz, dmemPa=0x0, dmemVa=0x0, dmemSz=self.booter_data_sz,
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pkc_off=0x10, engid=1, ucodeid=3, mailbox=self.nvdev.gsp.wpr_meta_sysmem)
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assert mbx[0] == 0x0, f"Booter failed to execute, mailbox is {mbx[0]:08x}, {mbx[1]:08x}"
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self.nvdev.NV_PFALCON_FALCON_OS.with_base(self.falcon).write(0x0)
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assert self.nvdev.NV_PRISCV_RISCV_CPUCTL.with_base(self.falcon).read_bitfields()['active_stat'] == 1, "GSP Core is not active"
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def execute_dma(self, base:int, cmd:int, dest:int, mem_off:int, sysmem:int, size:int):
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wait_cond(lambda: self.nvdev.NV_PFALCON_FALCON_DMATRFCMD.with_base(base).read_bitfields()['full'], value=0, msg="DMA does not progress")
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self.nvdev.NV_PFALCON_FALCON_DMATRFBASE.with_base(base).write(lo32(sysmem >> 8))
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self.nvdev.NV_PFALCON_FALCON_DMATRFBASE1.with_base(base).write(hi32(sysmem >> 8) & 0x1ff)
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xfered = 0
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while xfered < size:
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wait_cond(lambda: self.nvdev.NV_PFALCON_FALCON_DMATRFCMD.with_base(base).read_bitfields()['full'], value=0, msg="DMA does not progress")
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self.nvdev.NV_PFALCON_FALCON_DMATRFMOFFS.with_base(base).write(dest + xfered)
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self.nvdev.NV_PFALCON_FALCON_DMATRFFBOFFS.with_base(base).write(mem_off + xfered)
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self.nvdev.NV_PFALCON_FALCON_DMATRFCMD.with_base(base).write(cmd)
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xfered += 256
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wait_cond(lambda: self.nvdev.NV_PFALCON_FALCON_DMATRFCMD.with_base(base).read_bitfields()['idle'], msg="DMA does not complete")
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def start_cpu(self, base:int):
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if self.nvdev.NV_PFALCON_FALCON_CPUCTL.with_base(base).read_bitfields()['alias_en'] == 1:
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self.nvdev.wreg(base + self.nvdev.NV_PFALCON_FALCON_CPUCTL_ALIAS, 0x2)
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else: self.nvdev.NV_PFALCON_FALCON_CPUCTL.with_base(base).write(startcpu=1)
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def wait_cpu_halted(self, base): wait_cond(lambda: self.nvdev.NV_PFALCON_FALCON_CPUCTL.with_base(base).read_bitfields()['halted'], msg="not halted")
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def execute_hs(self, base, img_sysmem, code_off, data_off, imemPa, imemVa, imemSz, dmemPa, dmemVa, dmemSz, pkc_off, engid, ucodeid, mailbox=None):
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self.disable_ctx_req(base)
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self.nvdev.NV_PFALCON_FBIF_TRANSCFG.with_base(base)[ctx_dma:=0].update(target=self.nvdev.NV_PFALCON_FBIF_TRANSCFG_TARGET_COHERENT_SYSMEM,
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mem_type=self.nvdev.NV_PFALCON_FBIF_TRANSCFG_MEM_TYPE_PHYSICAL)
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cmd = self.nvdev.NV_PFALCON_FALCON_DMATRFCMD.with_base(base).encode(write=0, size=self.nvdev.NV_PFALCON_FALCON_DMATRFCMD_SIZE_256B,
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ctxdma=ctx_dma, imem=1, sec=1)
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self.execute_dma(base, cmd, dest=imemPa, mem_off=imemVa, sysmem=img_sysmem+code_off-imemVa, size=imemSz)
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cmd = self.nvdev.NV_PFALCON_FALCON_DMATRFCMD.with_base(base).encode(write=0, size=self.nvdev.NV_PFALCON_FALCON_DMATRFCMD_SIZE_256B,
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ctxdma=ctx_dma, imem=0, sec=0)
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self.execute_dma(base, cmd, dest=dmemPa, mem_off=dmemVa, sysmem=img_sysmem+data_off-dmemVa, size=dmemSz)
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self.nvdev.NV_PFALCON2_FALCON_BROM_PARAADDR.with_base(base)[0].write(pkc_off)
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self.nvdev.NV_PFALCON2_FALCON_BROM_ENGIDMASK.with_base(base).write(engid)
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self.nvdev.NV_PFALCON2_FALCON_BROM_CURR_UCODE_ID.with_base(base).write(val=ucodeid)
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self.nvdev.NV_PFALCON2_FALCON_MOD_SEL.with_base(base).write(algo=self.nvdev.NV_PFALCON2_FALCON_MOD_SEL_ALGO_RSA3K)
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self.nvdev.NV_PFALCON_FALCON_BOOTVEC.with_base(base).write(imemVa)
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if mailbox is not None:
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self.nvdev.NV_PFALCON_FALCON_MAILBOX0.with_base(base).write(lo32(mailbox))
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self.nvdev.NV_PFALCON_FALCON_MAILBOX1.with_base(base).write(hi32(mailbox))
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self.start_cpu(base)
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self.wait_cpu_halted(base)
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if mailbox is not None:
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return self.nvdev.NV_PFALCON_FALCON_MAILBOX0.with_base(base).read(), self.nvdev.NV_PFALCON_FALCON_MAILBOX1.with_base(base).read()
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def disable_ctx_req(self, base:int):
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self.nvdev.NV_PFALCON_FBIF_CTL.with_base(base).update(allow_phys_no_ctx=1)
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self.nvdev.NV_PFALCON_FALCON_DMACTL.with_base(base).write(0x0)
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def reset(self, base:int, riscv=False):
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engine_reg = self.nvdev.NV_PGSP_FALCON_ENGINE if base == self.falcon else self.nvdev.NV_PSEC_FALCON_ENGINE
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engine_reg.write(reset=1)
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time.sleep(0.1)
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engine_reg.write(reset=0)
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wait_cond(lambda: self.nvdev.NV_PFALCON_FALCON_HWCFG2.with_base(base).read_bitfields()['mem_scrubbing'], value=0, msg="Scrubbing not completed")
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if riscv: self.nvdev.NV_PRISCV_RISCV_BCR_CTRL.with_base(base).write(core_select=1, valid=0, brfetch=1)
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elif self.nvdev.NV_PFALCON_FALCON_HWCFG2.with_base(base).read_bitfields()['riscv'] == 1:
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self.nvdev.NV_PRISCV_RISCV_BCR_CTRL.with_base(base).write(core_select=0)
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wait_cond(lambda: self.nvdev.NV_PRISCV_RISCV_BCR_CTRL.with_base(base).read_bitfields()['valid'], msg="RISCV core not booted")
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self.nvdev.NV_PFALCON_FALCON_RM.with_base(base).write(self.nvdev.chip_id)
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class NV_FLCN_COT(NV_IP):
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def init_sw(self):
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self.nvdev.include("src/common/inc/swref/published/ampere/ga102/dev_gsp.h")
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self.nvdev.include("src/common/inc/swref/published/hopper/gh100/dev_falcon_v4.h")
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self.nvdev.include("src/common/inc/swref/published/hopper/gh100/dev_vm.h")
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self.nvdev.include("src/common/inc/swref/published/hopper/gh100/dev_fsp_pri.h")
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self.nvdev.include("src/common/inc/swref/published/turing/tu102/dev_bus.h")
|
||||
self.nvdev.include("src/nvidia/arch/nvalloc/common/inc/fsp/fsp_mctp_format.h")
|
||||
self.nvdev.include("src/nvidia/arch/nvalloc/common/inc/fsp/fsp_emem_channels.h")
|
||||
|
||||
self.fmc_boot_args, self.fmc_boot_args_sysmem = self.nvdev._alloc_boot_struct(nv.GSP_FMC_BOOT_PARAMS())
|
||||
self.init_fmc_image()
|
||||
|
||||
def init_fmc_image(self):
|
||||
self.fmc_booter_image = self.nvdev.extract_fw("kgspBinArchiveGspRmFmcGfwProdSigned", "ucode_image_data")
|
||||
self.fmc_booter_hash = memoryview(self.nvdev.extract_fw("kgspBinArchiveGspRmFmcGfwProdSigned", "ucode_hash_data")).cast('I')
|
||||
self.fmc_booter_sig = memoryview(self.nvdev.extract_fw("kgspBinArchiveGspRmFmcGfwProdSigned", "ucode_sig_data")).cast('I')
|
||||
self.fmc_booter_pkey = memoryview(self.nvdev.extract_fw("kgspBinArchiveGspRmFmcGfwProdSigned", "ucode_pkey_data") + b'\x00\x00\x00').cast('I')
|
||||
_, self.fmc_booter_sysmem = System.alloc_sysmem(len(self.fmc_booter_image), contiguous=True, data=self.fmc_booter_image)
|
||||
|
||||
def init_hw(self):
|
||||
self.falcon = 0x00110000
|
||||
|
||||
self.fmc_boot_args.bootGspRmParams = nv.GSP_ACR_BOOT_GSP_RM_PARAMS(gspRmDescOffset=self.nvdev.gsp.wpr_meta_sysmem,
|
||||
gspRmDescSize=ctypes.sizeof(nv.GspFwWprMeta), target=nv.GSP_DMA_TARGET_COHERENT_SYSTEM, bIsGspRmBoot=True)
|
||||
self.fmc_boot_args.gspRmParams = nv.GSP_RM_PARAMS(bootArgsOffset=self.nvdev.gsp.libos_args_sysmem[0], target=nv.GSP_DMA_TARGET_COHERENT_SYSTEM)
|
||||
|
||||
cot_payload = nv.NVDM_PAYLOAD_COT(version=0x2, size=ctypes.sizeof(nv.NVDM_PAYLOAD_COT), frtsVidmemOffset=0x1c00000, frtsVidmemSize=0x100000,
|
||||
gspBootArgsSysmemOffset=self.fmc_boot_args_sysmem, gspFmcSysmemOffset=self.fmc_booter_sysmem[0])
|
||||
for i,x in enumerate(self.fmc_booter_hash): cot_payload.hash384[i] = x
|
||||
for i,x in enumerate(self.fmc_booter_sig): cot_payload.signature[i] = x
|
||||
for i,x in enumerate(self.fmc_booter_pkey): cot_payload.publicKey[i] = x
|
||||
|
||||
self.kfsp_send_msg(nv.NVDM_TYPE_COT, bytes(cot_payload))
|
||||
wait_cond(lambda: self.nvdev.NV_PFALCON_FALCON_HWCFG2.with_base(self.falcon).read_bitfields()['riscv_br_priv_lockdown'], value=0)
|
||||
|
||||
def kfsp_send_msg(self, nvmd:int, buf:bytes):
|
||||
# All single-packets go to seid 0
|
||||
headers = int.to_bytes((1 << 31) | (1 << 30), 4, 'little') + int.to_bytes((0x7e << 0) | (0x10de << 8) | (nvmd << 24), 4, 'little')
|
||||
buf = headers + buf + (4 - (len(buf) % 4)) * b'\x00'
|
||||
assert len(buf) < 0x400, f"FSP message too long: {len(buf)} bytes, max 1024 bytes"
|
||||
|
||||
self.nvdev.NV_PFSP_EMEMC[0].write(offs=0, blk=0, aincw=1, aincr=0)
|
||||
for i in range(0, len(buf), 4): self.nvdev.NV_PFSP_EMEMD[0].write(int.from_bytes(buf[i:i+4], 'little'))
|
||||
|
||||
self.nvdev.NV_PFSP_QUEUE_TAIL[0].write(len(buf) - 4)
|
||||
self.nvdev.NV_PFSP_QUEUE_HEAD[0].write(0)
|
||||
|
||||
# Waiting for a response
|
||||
wait_cond(lambda: self.nvdev.NV_PFSP_MSGQ_HEAD[0].read() != self.nvdev.NV_PFSP_MSGQ_TAIL[0].read(), msg="FSP didn't respond to message")
|
||||
|
||||
self.nvdev.NV_PFSP_EMEMC[0].write(offs=0, blk=0, aincw=0, aincr=1)
|
||||
self.nvdev.NV_PFSP_MSGQ_TAIL[0].write(self.nvdev.NV_PFSP_MSGQ_HEAD[0].read())
|
||||
|
||||
class NV_GSP(NV_IP):
|
||||
def init_sw(self):
|
||||
self.handle_gen = itertools.count(0xcf000000)
|
||||
self.init_rm_args()
|
||||
self.init_libos_args()
|
||||
self.init_wpr_meta()
|
||||
|
||||
# Prefill cmd queue with info for gsp to start.
|
||||
self.rpc_set_gsp_system_info()
|
||||
self.rpc_set_registry_table()
|
||||
|
||||
self.gpfifo_class, self.compute_class, self.dma_class = nv_gpu.AMPERE_CHANNEL_GPFIFO_A, nv_gpu.AMPERE_COMPUTE_B, nv_gpu.AMPERE_DMA_COPY_B
|
||||
match self.nvdev.chip_name[:2]:
|
||||
case "AD": self.compute_class = nv_gpu.ADA_COMPUTE_A
|
||||
case "GB":
|
||||
self.gpfifo_class,self.compute_class,self.dma_class=nv_gpu.BLACKWELL_CHANNEL_GPFIFO_A,nv_gpu.BLACKWELL_COMPUTE_B,nv_gpu.BLACKWELL_DMA_COPY_B
|
||||
|
||||
def init_rm_args(self, queue_size=0x40000):
|
||||
# Alloc queues
|
||||
pte_cnt = ((queue_pte_cnt:=(queue_size * 2) // 0x1000)) + round_up(queue_pte_cnt * 8, 0x1000) // 0x1000
|
||||
pt_size = round_up(pte_cnt * 8, 0x1000)
|
||||
queues_va, queues_sysmem = System.alloc_sysmem(pt_size + queue_size * 2, contiguous=False)
|
||||
|
||||
# Fill up ptes
|
||||
for i, sysmem in enumerate(queues_sysmem): to_mv(queues_va + i * 0x8, 0x8).cast('Q')[0] = sysmem
|
||||
|
||||
# Fill up arguments
|
||||
queue_args = nv.MESSAGE_QUEUE_INIT_ARGUMENTS(sharedMemPhysAddr=queues_sysmem[0], pageTableEntryCount=pte_cnt, cmdQueueOffset=pt_size,
|
||||
statQueueOffset=pt_size + queue_size)
|
||||
rm_args, self.rm_args_sysmem = self.nvdev._alloc_boot_struct(nv.GSP_ARGUMENTS_CACHED(bDmemStack=True, messageQueueInitArguments=queue_args))
|
||||
|
||||
# Build command queue header
|
||||
self.cmd_q_va, self.stat_q_va = queues_va + pt_size, queues_va + pt_size + queue_size
|
||||
|
||||
cmd_q_tx = nv.msgqTxHeader(version=0, size=queue_size, entryOff=0x1000, msgSize=0x1000, msgCount=(queue_size - 0x1000) // 0x1000,
|
||||
writePtr=0, flags=1, rxHdrOff=ctypes.sizeof(nv.msgqTxHeader))
|
||||
to_mv(self.cmd_q_va, ctypes.sizeof(nv.msgqTxHeader))[:] = bytes(cmd_q_tx)
|
||||
|
||||
self.cmd_q = NVRpcQueue(self, self.cmd_q_va, None)
|
||||
|
||||
def init_libos_args(self):
|
||||
_, logbuf_sysmem = System.alloc_sysmem((2 << 20), contiguous=True)
|
||||
libos_args_va, self.libos_args_sysmem = System.alloc_sysmem(0x1000, contiguous=True)
|
||||
|
||||
libos_structs = (nv.LibosMemoryRegionInitArgument * 6).from_address(libos_args_va)
|
||||
for i, name in enumerate(["INIT", "INTR", "RM", "MNOC", "KRNL"]):
|
||||
libos_structs[i] = nv.LibosMemoryRegionInitArgument(kind=nv.LIBOS_MEMORY_REGION_CONTIGUOUS, loc=nv.LIBOS_MEMORY_REGION_LOC_SYSMEM, size=0x10000,
|
||||
id8=int.from_bytes(bytes(f"LOG{name}", 'utf-8'), 'big'), pa=logbuf_sysmem[0] + 0x10000 * i)
|
||||
|
||||
libos_structs[5] = nv.LibosMemoryRegionInitArgument(kind=nv.LIBOS_MEMORY_REGION_CONTIGUOUS, loc=nv.LIBOS_MEMORY_REGION_LOC_SYSMEM, size=0x1000,
|
||||
id8=int.from_bytes(bytes("RMARGS", 'utf-8'), 'big'), pa=self.rm_args_sysmem)
|
||||
|
||||
def init_gsp_image(self):
|
||||
fw = fetch("https://github.com/NVIDIA/linux-firmware/raw/refs/heads/nvidia-staging/nvidia/ga102/gsp/gsp-570.144.bin", subdir="fw").read_bytes()
|
||||
|
||||
_, sections, _ = elf_loader(fw)
|
||||
self.gsp_image = next((sh.content for sh in sections if sh.name == ".fwimage"))
|
||||
signature = next((sh.content for sh in sections if sh.name == (f".fwsignature_{self.nvdev.chip_name[:4].lower()}x")))
|
||||
|
||||
# Build radix3
|
||||
npages = [0, 0, 0, round_up(len(self.gsp_image), 0x1000) // 0x1000]
|
||||
for i in range(3, 0, -1): npages[i-1] = ((npages[i] - 1) >> (nv.LIBOS_MEMORY_REGION_RADIX_PAGE_LOG2 - 3)) + 1
|
||||
|
||||
offsets = [sum(npages[:i]) * 0x1000 for i in range(4)]
|
||||
radix_va, self.gsp_radix3_sysmem = System.alloc_sysmem(offsets[-1] + len(self.gsp_image), contiguous=False)
|
||||
|
||||
# Copy image
|
||||
to_mv(radix_va + offsets[-1], len(self.gsp_image))[:] = self.gsp_image
|
||||
|
||||
# Copy level and image pages.
|
||||
for i in range(0, 3):
|
||||
cur_offset = sum(npages[:i+1])
|
||||
to_mv(radix_va + offsets[i], npages[i+1] * 8).cast('Q')[:] = array.array('Q', self.gsp_radix3_sysmem[cur_offset:cur_offset+npages[i+1]])
|
||||
|
||||
# Copy signature
|
||||
self.gsp_signature_va, self.gsp_signature_sysmem = System.alloc_sysmem(len(signature), contiguous=True, data=signature)
|
||||
|
||||
def init_boot_binary_image(self):
|
||||
self.booter_image = self.nvdev.extract_fw("kgspBinArchiveGspRmBoot", "ucode_image_prod_data")
|
||||
self.booter_desc = nv.RM_RISCV_UCODE_DESC.from_buffer_copy(self.nvdev.extract_fw("kgspBinArchiveGspRmBoot", "ucode_desc_prod_data"))
|
||||
_, self.booter_sysmem = System.alloc_sysmem(len(self.booter_image), contiguous=True, data=self.booter_image)
|
||||
|
||||
def init_wpr_meta(self):
|
||||
self.init_gsp_image()
|
||||
self.init_boot_binary_image()
|
||||
|
||||
common = {'sizeOfBootloader':(boot_sz:=len(self.booter_image)), 'sysmemAddrOfBootloader':self.booter_sysmem[0],
|
||||
'sizeOfRadix3Elf':(radix3_sz:=len(self.gsp_image)), 'sysmemAddrOfRadix3Elf': self.gsp_radix3_sysmem[0],
|
||||
'sizeOfSignature': 0x1000, 'sysmemAddrOfSignature': self.gsp_signature_sysmem[0],
|
||||
'bootloaderCodeOffset': self.booter_desc.monitorCodeOffset, 'bootloaderDataOffset': self.booter_desc.monitorDataOffset,
|
||||
'bootloaderManifestOffset': self.booter_desc.manifestOffset, 'revision':nv.GSP_FW_WPR_META_REVISION, 'magic':nv.GSP_FW_WPR_META_MAGIC}
|
||||
|
||||
if self.nvdev.fmc_boot:
|
||||
m = nv.GspFwWprMeta(**common, vgaWorkspaceSize=0x20000, pmuReservedSize=0x1820000, nonWprHeapSize=0x220000, gspFwHeapSize=0x8700000,
|
||||
frtsSize=0x100000)
|
||||
else:
|
||||
m = nv.GspFwWprMeta(**common, vgaWorkspaceSize=(vga_sz:=0x100000), vgaWorkspaceOffset=(vga_off:=self.nvdev.vram_size-vga_sz),
|
||||
gspFwWprEnd=vga_off, frtsSize=(frts_sz:=0x100000), frtsOffset=(frts_off:=vga_off-frts_sz), bootBinOffset=(boot_off:=frts_off-boot_sz),
|
||||
gspFwOffset=(gsp_off:=round_down(boot_off-radix3_sz, 0x10000)), gspFwHeapSize=(gsp_heap_sz:=0x8100000), fbSize=self.nvdev.vram_size,
|
||||
gspFwHeapOffset=(gsp_heap_off:=round_down(gsp_off-gsp_heap_sz, 0x100000)), gspFwWprStart=(wpr_st:=round_down(gsp_heap_off-0x1000, 0x100000)),
|
||||
nonWprHeapSize=(non_wpr_sz:=0x100000), nonWprHeapOffset=(non_wpr_off:=round_down(wpr_st-non_wpr_sz, 0x100000)), gspFwRsvdStart=non_wpr_off)
|
||||
assert self.nvdev.flcn.frts_offset == m.frtsOffset, f"FRTS mismatch: {self.nvdev.flcn.frts_offset} != {m.frtsOffset}"
|
||||
self.wpr_meta, self.wpr_meta_sysmem = self.nvdev._alloc_boot_struct(m)
|
||||
|
||||
def promote_ctx(self, client:int, subdevice:int, obj:int, ctxbufs:dict[int, GRBufDesc], bufs=None, virt=None, phys=None):
|
||||
res, prom = {}, nv_gpu.NV2080_CTRL_GPU_PROMOTE_CTX_PARAMS(entryCount=len(ctxbufs), engineType=0x1, hChanClient=client, hObject=obj)
|
||||
for i,(buf,desc) in enumerate(ctxbufs.items()):
|
||||
use_v, use_p = (desc.virt if virt is None else virt), (desc.phys if phys is None else phys)
|
||||
x = (bufs or {}).get(buf, self.nvdev.mm.valloc(desc.size, contiguous=True)) # allocate buffers
|
||||
prom.promoteEntry[i] = nv_gpu.NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ENTRY(bufferId=buf, gpuVirtAddr=x.va_addr if use_v else 0, bInitialize=use_p,
|
||||
gpuPhysAddr=x.paddrs[0][0] if use_p else 0, size=desc.size if use_p else 0, physAttr=0x4 if use_p else 0, bNonmapped=(use_p and not use_v))
|
||||
res[buf] = x
|
||||
self.rpc_rm_control(hObject=subdevice, cmd=nv_gpu.NV2080_CTRL_CMD_GPU_PROMOTE_CTX, params=prom, client=client)
|
||||
return res
|
||||
|
||||
def init_golden_image(self):
|
||||
self.rpc_rm_alloc(hParent=0x0, hClass=0x0, params=nv_gpu.NV0000_ALLOC_PARAMETERS())
|
||||
dev = self.rpc_rm_alloc(hParent=self.priv_root, hClass=nv_gpu.NV01_DEVICE_0, params=nv_gpu.NV0080_ALLOC_PARAMETERS(hClientShare=self.priv_root))
|
||||
subdev = self.rpc_rm_alloc(hParent=dev, hClass=nv_gpu.NV20_SUBDEVICE_0, params=nv_gpu.NV2080_ALLOC_PARAMETERS())
|
||||
vaspace = self.rpc_rm_alloc(hParent=dev, hClass=nv_gpu.FERMI_VASPACE_A, params=nv_gpu.NV_VASPACE_ALLOCATION_PARAMETERS())
|
||||
|
||||
# reserve 512MB for the reserved PDES
|
||||
res_va = self.nvdev.mm.alloc_vaddr(res_sz:=(512 << 20))
|
||||
|
||||
bufs_p = nv_gpu.struct_NV90F1_CTRL_VASPACE_COPY_SERVER_RESERVED_PDES_PARAMS(pageSize=res_sz, numLevelsToCopy=3,
|
||||
virtAddrLo=res_va, virtAddrHi=res_va + res_sz - 1)
|
||||
for i,pt in enumerate(self.nvdev.mm.page_tables(res_va, size=res_sz)):
|
||||
bufs_p.levels[i] = nv_gpu.struct_NV90F1_CTRL_VASPACE_COPY_SERVER_RESERVED_PDES_PARAMS_0(physAddress=pt.paddr,
|
||||
size=self.nvdev.mm.pte_cnt[0] * 8 if i == 0 else 0x1000, pageShift=self.nvdev.mm.pte_covers[i].bit_length() - 1, aperture=1)
|
||||
self.rpc_rm_control(hObject=vaspace, cmd=nv_gpu.NV90F1_CTRL_CMD_VASPACE_COPY_SERVER_RESERVED_PDES, params=bufs_p)
|
||||
|
||||
gpfifo_area = self.nvdev.mm.valloc(4 << 10, contiguous=True)
|
||||
userd = nv_gpu.NV_MEMORY_DESC_PARAMS(base=gpfifo_area.paddrs[0][0] + 0x20 * 8, size=0x20, addressSpace=2, cacheAttrib=0)
|
||||
gg_params = nv_gpu.NV_CHANNELGPFIFO_ALLOCATION_PARAMETERS(gpFifoOffset=gpfifo_area.va_addr, gpFifoEntries=32, engineType=0x1, cid=3,
|
||||
hVASpace=vaspace, userdOffset=(ctypes.c_uint64*8)(0x20 * 8), userdMem=userd, internalFlags=0x1a, flags=0x200320)
|
||||
ch_gpfifo = self.rpc_rm_alloc(hParent=dev, hClass=self.gpfifo_class, params=gg_params)
|
||||
|
||||
gr_ctx_bufs_info = self.rpc_rm_control(hObject=subdev, cmd=nv_gpu.NV2080_CTRL_CMD_INTERNAL_STATIC_KGR_GET_CONTEXT_BUFFERS_INFO,
|
||||
params=nv_gpu.NV2080_CTRL_INTERNAL_STATIC_KGR_GET_CONTEXT_BUFFERS_INFO_PARAMS()).engineContextBuffersInfo[0]
|
||||
def _ctx_info(idx, add=0, align=None): return round_up(gr_ctx_bufs_info.engine[idx].size + add, align or gr_ctx_bufs_info.engine[idx].alignment)
|
||||
|
||||
# Setup graphics context
|
||||
gr_size = _ctx_info(nv_gpu.NV0080_CTRL_FIFO_GET_ENGINE_CONTEXT_PROPERTIES_ENGINE_ID_GRAPHICS, add=0x40000)
|
||||
patch_size = _ctx_info(nv_gpu.NV0080_CTRL_FIFO_GET_ENGINE_CONTEXT_PROPERTIES_ENGINE_ID_GRAPHICS_PATCH)
|
||||
cfgs_sizes = {x: _ctx_info(x + 14, align=(2 << 20) if x == 5 else None) for x in range(3, 11)} # indices 3–10 are mapped to 17–24
|
||||
self.grctx_bufs = {0: GRBufDesc(gr_size, phys=True, virt=True), 1: GRBufDesc(patch_size, phys=True, virt=True, local=True),
|
||||
2: GRBufDesc(patch_size, phys=True, virt=True), **{x: GRBufDesc(cfgs_sizes[x], phys=False, virt=True) for x in range(3, 7)},
|
||||
9: GRBufDesc(cfgs_sizes[9], phys=True, virt=True), 10: GRBufDesc(cfgs_sizes[10], phys=True, virt=False),
|
||||
11: GRBufDesc(cfgs_sizes[10], phys=True, virt=True)} # NOTE: 11 reuses cfgs_sizes[10]
|
||||
self.promote_ctx(self.priv_root, subdev, ch_gpfifo, {k:v for k, v in self.grctx_bufs.items() if not v.local})
|
||||
|
||||
self.rpc_rm_alloc(hParent=ch_gpfifo, hClass=self.compute_class, params=None)
|
||||
self.rpc_rm_alloc(hParent=ch_gpfifo, hClass=self.dma_class, params=None)
|
||||
|
||||
def init_hw(self):
|
||||
self.stat_q = NVRpcQueue(self, self.stat_q_va, self.cmd_q_va)
|
||||
self.cmd_q.rx = nv.msgqRxHeader.from_address(self.stat_q.va + self.stat_q.tx.rxHdrOff)
|
||||
|
||||
self.stat_q.wait_resp(nv.NV_VGPU_MSG_EVENT_GSP_INIT_DONE)
|
||||
|
||||
self.nvdev.NV_PBUS_BAR1_BLOCK.write(mode=0, target=0, ptr=0)
|
||||
if self.nvdev.fmc_boot: self.nvdev.NV_VIRTUAL_FUNCTION_PRIV_FUNC_BAR1_BLOCK_LOW_ADDR.write(mode=0, target=0, ptr=0)
|
||||
|
||||
self.priv_root = 0xc1e00004
|
||||
self.init_golden_image()
|
||||
|
||||
def fini_hw(self): self.rpc_unloading_guest_driver()
|
||||
|
||||
### RPCs
|
||||
|
||||
def rpc_rm_alloc(self, hParent:int, hClass:int, params:Any, client=None) -> int:
|
||||
if hClass == self.gpfifo_class:
|
||||
ramfc_alloc = self.nvdev.mm.valloc(0x1000, contiguous=True)
|
||||
params.ramfcMem = nv_gpu.NV_MEMORY_DESC_PARAMS(base=ramfc_alloc.paddrs[0][0], size=0x200, addressSpace=2, cacheAttrib=0)
|
||||
params.instanceMem = nv_gpu.NV_MEMORY_DESC_PARAMS(base=ramfc_alloc.paddrs[0][0], size=0x1000, addressSpace=2, cacheAttrib=0)
|
||||
|
||||
method_va, method_sysmem = System.alloc_sysmem(0x5000, contiguous=True)
|
||||
params.mthdbufMem = nv_gpu.NV_MEMORY_DESC_PARAMS(base=method_sysmem[0], size=0x5000, addressSpace=1, cacheAttrib=0)
|
||||
|
||||
if client is not None and client != self.priv_root and params.hObjectError != 0:
|
||||
params.errorNotifierMem = nv_gpu.NV_MEMORY_DESC_PARAMS(base=0, size=0xecc, addressSpace=0, cacheAttrib=0)
|
||||
params.userdMem = nv_gpu.NV_MEMORY_DESC_PARAMS(base=params.hUserdMemory[0] + params.userdOffset[0], size=0x400, addressSpace=2, cacheAttrib=0)
|
||||
|
||||
alloc_args = nv.rpc_gsp_rm_alloc_v(hClient=(client:=client or self.priv_root), hParent=hParent, hObject=(obj:=next(self.handle_gen)),
|
||||
hClass=hClass, flags=0x0, paramsSize=ctypes.sizeof(params) if params is not None else 0x0)
|
||||
self.cmd_q.send_rpc(nv.NV_VGPU_MSG_FUNCTION_GSP_RM_ALLOC, bytes(alloc_args) + (bytes(params) if params is not None else b''))
|
||||
self.stat_q.wait_resp(nv.NV_VGPU_MSG_FUNCTION_GSP_RM_ALLOC)
|
||||
|
||||
if hClass == nv_gpu.FERMI_VASPACE_A and client != self.priv_root:
|
||||
self.rpc_set_page_directory(device=hParent, hVASpace=obj, pdir_paddr=self.nvdev.mm.root_page_table.paddr, client=client)
|
||||
if hClass == nv_gpu.NV20_SUBDEVICE_0: self.subdevice = obj # save subdevice handle
|
||||
if hClass == self.compute_class and client != self.priv_root:
|
||||
phys_gr_ctx = self.promote_ctx(client, self.subdevice, hParent, {k:v for k,v in self.grctx_bufs.items() if k in [0, 1, 2]}, virt=False)
|
||||
self.promote_ctx(client, self.subdevice, hParent, {k:v for k,v in self.grctx_bufs.items() if k in [0, 1, 2]}, phys_gr_ctx, phys=False)
|
||||
return obj if hClass != nv_gpu.NV1_ROOT else client
|
||||
|
||||
def rpc_rm_control(self, hObject:int, cmd:int, params:Any, client=None):
|
||||
control_args = nv.rpc_gsp_rm_control_v(hClient=(client:=client or self.priv_root), hObject=hObject, cmd=cmd, flags=0x0,
|
||||
paramsSize=ctypes.sizeof(params) if params is not None else 0x0)
|
||||
self.cmd_q.send_rpc(nv.NV_VGPU_MSG_FUNCTION_GSP_RM_CONTROL, bytes(control_args) + (bytes(params) if params is not None else b''))
|
||||
res = self.stat_q.wait_resp(nv.NV_VGPU_MSG_FUNCTION_GSP_RM_CONTROL)
|
||||
st = type(params).from_buffer_copy(res[len(bytes(control_args)):]) if params is not None else None
|
||||
|
||||
# NOTE: gb20x requires the enable bit for token submission. Patch workSubmitToken here to maintain userspace compatibility.
|
||||
if self.nvdev.chip_name.startswith("GB2") and cmd == nv_gpu.NVC36F_CTRL_CMD_GPFIFO_GET_WORK_SUBMIT_TOKEN:
|
||||
cast(nv_gpu.NVC36F_CTRL_CMD_GPFIFO_GET_WORK_SUBMIT_TOKEN_PARAMS, st).workSubmitToken |= (1 << 30)
|
||||
return st
|
||||
|
||||
def rpc_set_page_directory(self, device:int, hVASpace:int, pdir_paddr:int, client=None, pasid=0xffffffff):
|
||||
params = nv.struct_NV0080_CTRL_DMA_SET_PAGE_DIRECTORY_PARAMS_v1E_05(physAddress=pdir_paddr,
|
||||
numEntries=self.nvdev.mm.pte_cnt[0], flags=0x8, hVASpace=hVASpace, pasid=pasid, subDeviceId=1, chId=0) # flags field is all channels.
|
||||
alloc_args = nv.rpc_set_page_directory_v(hClient=client or self.priv_root, hDevice=device, pasid=pasid, params=params)
|
||||
self.cmd_q.send_rpc(nv.NV_VGPU_MSG_FUNCTION_SET_PAGE_DIRECTORY, bytes(alloc_args))
|
||||
self.stat_q.wait_resp(nv.NV_VGPU_MSG_FUNCTION_SET_PAGE_DIRECTORY)
|
||||
|
||||
def rpc_set_gsp_system_info(self):
|
||||
def bdf_as_int(s): return (int(s[5:7],16)<<8) | (int(s[8:10],16)<<3) | int(s[-1],16)
|
||||
|
||||
data = nv.GspSystemInfo(gpuPhysAddr=self.nvdev.bars[0][0], gpuPhysFbAddr=self.nvdev.bars[1][0], gpuPhysInstAddr=self.nvdev.bars[3][0],
|
||||
pciConfigMirrorBase=[0x88000, 0x92000][self.nvdev.fmc_boot], pciConfigMirrorSize=0x1000, nvDomainBusDeviceFunc=bdf_as_int(self.nvdev.devfmt),
|
||||
bIsPassthru=1, PCIDeviceID=self.nvdev.venid, PCISubDeviceID=self.nvdev.subvenid, PCIRevisionID=self.nvdev.rev, maxUserVa=0x7ffffffff000)
|
||||
self.cmd_q.send_rpc(nv.NV_VGPU_MSG_FUNCTION_GSP_SET_SYSTEM_INFO, bytes(data))
|
||||
|
||||
def rpc_unloading_guest_driver(self):
|
||||
data = nv.rpc_unloading_guest_driver_v(bInPMTransition=0, bGc6Entering=0, newLevel=(__GPU_STATE_FLAGS_FAST_UNLOAD:=1 << 6))
|
||||
self.cmd_q.send_rpc(nv.NV_VGPU_MSG_FUNCTION_UNLOADING_GUEST_DRIVER, bytes(data))
|
||||
self.stat_q.wait_resp(nv.NV_VGPU_MSG_FUNCTION_UNLOADING_GUEST_DRIVER)
|
||||
|
||||
def rpc_set_registry_table(self):
|
||||
table = {'RMForcePcieConfigSave': 0x1, 'RMSecBusResetEnable': 0x1}
|
||||
entries_bytes, data_bytes = bytes(), bytes()
|
||||
hdr_size, entries_size = ctypes.sizeof(nv.PACKED_REGISTRY_TABLE), ctypes.sizeof(nv.PACKED_REGISTRY_ENTRY) * len(table)
|
||||
|
||||
for k,v in table.items():
|
||||
entries_bytes += bytes(nv.PACKED_REGISTRY_ENTRY(nameOffset=hdr_size + entries_size + len(data_bytes),
|
||||
type=nv.REGISTRY_TABLE_ENTRY_TYPE_DWORD, data=v, length=4))
|
||||
data_bytes += k.encode('utf-8') + b'\x00'
|
||||
|
||||
header = nv.PACKED_REGISTRY_TABLE(size=hdr_size + len(entries_bytes) + len(data_bytes), numEntries=len(table))
|
||||
self.cmd_q.send_rpc(nv.NV_VGPU_MSG_FUNCTION_SET_REGISTRY, bytes(header) + entries_bytes + data_bytes)
|
||||
|
||||
def run_cpu_seq(self, seq_buf:memoryview):
|
||||
hdr = nv.rpc_run_cpu_sequencer_v17_00.from_address(mv_address(seq_buf))
|
||||
cmd_iter = iter(seq_buf[ctypes.sizeof(nv.rpc_run_cpu_sequencer_v17_00):].cast('I')[:hdr.cmdIndex])
|
||||
|
||||
for op in cmd_iter:
|
||||
if op == 0x0: self.nvdev.wreg(next(cmd_iter), next(cmd_iter)) # reg write
|
||||
elif op == 0x1: # reg modify
|
||||
addr, val, mask = next(cmd_iter), next(cmd_iter), next(cmd_iter)
|
||||
self.nvdev.wreg(addr, (self.nvdev.rreg(addr) & ~mask) | (val & mask))
|
||||
elif op == 0x2: # reg poll
|
||||
addr, mask, val, _, _ = next(cmd_iter), next(cmd_iter), next(cmd_iter), next(cmd_iter), next(cmd_iter)
|
||||
wait_cond(lambda: (self.nvdev.rreg(addr) & mask), value=val, msg=f"Register {addr:#x} not equal to {val:#x} after polling")
|
||||
elif op == 0x3: time.sleep(next(cmd_iter) / 1e6) # delay us
|
||||
elif op == 0x4: # save reg
|
||||
addr, index = next(cmd_iter), next(cmd_iter)
|
||||
hdr.regSaveArea[index] = self.nvdev.rreg(addr)
|
||||
elif op == 0x5: # core reset
|
||||
self.nvdev.flcn.reset(self.nvdev.flcn.falcon)
|
||||
self.nvdev.flcn.disable_ctx_req(self.nvdev.flcn.falcon)
|
||||
elif op == 0x6: self.nvdev.flcn.start_cpu(self.nvdev.flcn.falcon)
|
||||
elif op == 0x7: self.nvdev.flcn.wait_cpu_halted(self.nvdev.flcn.falcon)
|
||||
elif op == 0x8: # core resume
|
||||
self.nvdev.flcn.reset(self.nvdev.flcn.falcon, riscv=True)
|
||||
|
||||
self.nvdev.NV_PGSP_FALCON_MAILBOX0.write(lo32(self.libos_args_sysmem[0]))
|
||||
self.nvdev.NV_PGSP_FALCON_MAILBOX1.write(hi32(self.libos_args_sysmem[0]))
|
||||
|
||||
self.nvdev.flcn.start_cpu(self.nvdev.flcn.sec2)
|
||||
wait_cond(lambda: self.nvdev.NV_PGC6_BSI_SECURE_SCRATCH_14.read_bitfields()['boot_stage_3_handoff'], msg="SEC2 didn't hand off")
|
||||
|
||||
mailbox = self.nvdev.NV_PFALCON_FALCON_MAILBOX0.with_base(self.nvdev.flcn.sec2).read()
|
||||
assert mailbox == 0x0, f"Falcon SEC2 failed to execute, mailbox is {mailbox:08x}"
|
||||
else: raise ValueError(f"Unknown op code {op} in run_cpu_seq")
|
||||
183
tinygrad/runtime/support/nv/nvdev.py
Normal file
183
tinygrad/runtime/support/nv/nvdev.py
Normal file
@@ -0,0 +1,183 @@
|
||||
from __future__ import annotations
|
||||
import ctypes, time, functools, re, gzip, struct
|
||||
from tinygrad.helpers import getenv, DEBUG, fetch, getbits, to_mv
|
||||
from tinygrad.runtime.support.hcq import MMIOInterface
|
||||
from tinygrad.runtime.support.memory import TLSFAllocator, MemoryManager
|
||||
from tinygrad.runtime.support.nv.ip import NV_FLCN, NV_FLCN_COT, NV_GSP
|
||||
from tinygrad.runtime.support.system import System, PCIDevImplBase
|
||||
|
||||
NV_DEBUG = getenv("NV_DEBUG", 0)
|
||||
|
||||
class NVReg:
|
||||
def __init__(self, nvdev, base, off, fields=None): self.nvdev, self.base, self.off, self.fields = nvdev, base, off, fields
|
||||
|
||||
def __getitem__(self, idx:int): return NVReg(self.nvdev, self.base, self.off(idx), fields=self.fields)
|
||||
|
||||
def add_field(self, name:str, start:int, end:int): self.fields[name] = (start, end)
|
||||
def with_base(self, base:int): return NVReg(self.nvdev, base + self.base, self.off, self.fields)
|
||||
|
||||
def read(self): return self.nvdev.rreg(self.base + self.off)
|
||||
def read_bitfields(self) -> dict[str, int]: return self.decode(self.read())
|
||||
|
||||
def write(self, _ini_val:int=0, **kwargs): self.nvdev.wreg(self.base + self.off, _ini_val | self.encode(**kwargs))
|
||||
|
||||
def update(self, **kwargs): self.write(self.read() & ~self.mask(*kwargs.keys()), **kwargs)
|
||||
|
||||
def mask(self, *names):
|
||||
return functools.reduce(int.__or__, ((((1 << (self.fields[nm][1]-self.fields[nm][0] + 1)) - 1) << self.fields[nm][0]) for nm in names), 0)
|
||||
|
||||
def encode(self, **kwargs) -> int: return functools.reduce(int.__or__, (value << self.fields[name][0] for name,value in kwargs.items()), 0)
|
||||
def decode(self, val: int) -> dict: return {name:getbits(val, start, end) for name,(start,end) in self.fields.items()}
|
||||
|
||||
class NVPageTableEntry:
|
||||
def __init__(self, nvdev, paddr, lv): self.nvdev, self.paddr, self.lv, self.entries = nvdev, paddr, lv, nvdev.vram.view(paddr, 0x1000, fmt='Q')
|
||||
|
||||
def _is_dual_pde(self) -> bool: return self.lv == self.nvdev.mm.level_cnt - 2
|
||||
|
||||
def set_entry(self, entry_id:int, paddr:int, table=False, uncached=False, system=False, snooped=False, frag=0, valid=True):
|
||||
if not table:
|
||||
x = self.nvdev.pte_t.encode(valid=valid, address_sys=paddr >> 12, aperture=2 if system else 0, kind=6,
|
||||
**({'pcf': int(uncached)} if self.nvdev.mmu_ver == 3 else {'vol': uncached}))
|
||||
else:
|
||||
pde = self.nvdev.dual_pde_t if self._is_dual_pde() else self.nvdev.pde_t
|
||||
small, sys = ("_small" if self._is_dual_pde() else ""), "" if self.nvdev.mmu_ver == 3 else "_sys"
|
||||
x = pde.encode(is_pte=False, **{f'aperture{small}': 1 if valid else 0, f'address{small}{sys}': paddr >> 12},
|
||||
**({f'pcf{small}': 0b10} if self.nvdev.mmu_ver == 3 else {'no_ats': 1}))
|
||||
|
||||
if self._is_dual_pde(): self.entries[2*entry_id], self.entries[2*entry_id+1] = x & 0xffffffffffffffff, x >> 64
|
||||
else: self.entries[entry_id] = x
|
||||
|
||||
def entry(self, entry_id:int) -> int:
|
||||
return (self.entries[2*entry_id+1]<<64) | self.entries[2*entry_id] if self._is_dual_pde() else self.entries[entry_id]
|
||||
|
||||
def read_fields(self, entry_id:int) -> dict:
|
||||
if self.is_page(entry_id): return self.nvdev.pte_t.decode(self.entry(entry_id))
|
||||
return (self.nvdev.dual_pde_t if self._is_dual_pde() else self.nvdev.pde_t).decode(self.entry(entry_id))
|
||||
|
||||
def is_page(self, entry_id) -> bool: return (self.entry(entry_id) & 1 == 1) if self.lv < self.nvdev.mm.level_cnt - 1 else True
|
||||
def supports_huge_page(self, paddr:int): return self.lv >= self.nvdev.mm.level_cnt - 3 and paddr % self.nvdev.mm.pte_covers[self.lv] == 0
|
||||
|
||||
def valid(self, entry_id):
|
||||
if self.is_page(entry_id): return self.read_fields(entry_id)['valid']
|
||||
return self.read_fields(entry_id)['aperture_small' if self._is_dual_pde() else 'aperture'] != 0
|
||||
|
||||
def address(self, entry_id:int) -> int:
|
||||
small, sys = ("_small" if self._is_dual_pde() else ""), "_sys" if self.nvdev.mmu_ver == 2 or self.lv == self.nvdev.mm.level_cnt - 1 else ""
|
||||
return self.read_fields(entry_id)[f'address{small}{sys}'] << 12
|
||||
|
||||
class NVMemoryManager(MemoryManager):
|
||||
va_allocator = TLSFAllocator((1 << 44), base=0x1000000000) # global for all devices.
|
||||
|
||||
def on_range_mapped(self): self.dev.NV_VIRTUAL_FUNCTION_PRIV_MMU_INVALIDATE.write((1 << 0) | (1 << 1) | (1 << 6) | (1 << 31))
|
||||
|
||||
class NVDev(PCIDevImplBase):
|
||||
def __init__(self, devfmt:str, mmio:MMIOInterface, vram:MMIOInterface, venid:int, subvenid:int, rev:int, bars:dict):
|
||||
self.devfmt, self.mmio, self.vram, self.venid, self.subvenid, self.rev, self.bars = devfmt, mmio, vram, venid, subvenid, rev, bars
|
||||
self.lock_fd = System.flock_acquire(f"nv_{self.devfmt}.lock")
|
||||
|
||||
self.smi_dev, self.is_booting = False, True
|
||||
self._early_init()
|
||||
|
||||
# UVM depth HW level VA bits
|
||||
# 0 PDE4 56:56 (hopper+)
|
||||
# 1 PDE3 55:47
|
||||
# 2 PDE2 46:38
|
||||
# 3 PDE1 (or 512M PTE) 37:29
|
||||
# 4 PDE0 (dual 64k/4k PDE, or 2M PTE) 28:21
|
||||
# 5 PTE_64K / PTE_4K 20:16 / 20:12
|
||||
bits, shifts = (56, [12, 21, 29, 38, 47, 56]) if self.mmu_ver == 3 else (48, [12, 21, 29, 38, 47])
|
||||
self.mm = NVMemoryManager(self, self.vram_size, boot_size=(2 << 20), pt_t=NVPageTableEntry, va_bits=bits, va_shifts=shifts, va_base=0,
|
||||
palloc_ranges=[(x, x) for x in [512 << 20, 2 << 20, 4 << 10]])
|
||||
self.flcn:NV_FLCN|NV_FLCN_COT = NV_FLCN_COT(self) if self.fmc_boot else NV_FLCN(self)
|
||||
self.gsp:NV_GSP = NV_GSP(self)
|
||||
|
||||
# Turn the booting early, gsp client is loaded from the clean.
|
||||
self.is_booting = False
|
||||
|
||||
for ip in [self.flcn, self.gsp]: ip.init_sw()
|
||||
for ip in [self.flcn, self.gsp]: ip.init_hw()
|
||||
|
||||
def fini(self):
|
||||
for ip in [self.gsp, self.flcn]: ip.fini_hw()
|
||||
|
||||
def reg(self, reg:str) -> NVReg: return self.__dict__[reg]
|
||||
def wreg(self, addr:int, value:int):
|
||||
self.mmio[addr // 4] = value
|
||||
if NV_DEBUG >= 4: print(f"wreg: {hex(addr)} = {hex(value)}")
|
||||
def rreg(self, addr:int) -> int: return self.mmio[addr // 4]
|
||||
|
||||
def _early_init(self):
|
||||
self.reg_names:set[str] = set()
|
||||
self.reg_offsets:dict[str, tuple[int, int]] = {}
|
||||
|
||||
self.include("src/common/inc/swref/published/nv_ref.h")
|
||||
self.chip_id = self.reg("NV_PMC_BOOT_0").read()
|
||||
self.chip_details = self.reg("NV_PMC_BOOT_42").read_bitfields()
|
||||
self.chip_name = {0x17: "GA1", 0x19: "AD1", 0x1b: "GB2"}[self.chip_details['architecture']] + f"{self.chip_details['implementation']:02d}"
|
||||
self.mmu_ver, self.fmc_boot = (3, True) if self.chip_details['architecture'] >= 0x1a else (2, False)
|
||||
|
||||
self.include("src/common/inc/swref/published/turing/tu102/dev_fb.h")
|
||||
if self.reg("NV_PFB_PRI_MMU_WPR2_ADDR_HI").read() != 0:
|
||||
if DEBUG >= 2: print(f"nv {self.devfmt}: WPR2 is up. Issuing a full reset.", flush=True)
|
||||
System.pci_reset(self.devfmt)
|
||||
time.sleep(0.5)
|
||||
|
||||
self.include("src/common/inc/swref/published/turing/tu102/dev_vm.h")
|
||||
self.include("src/common/inc/swref/published/ampere/ga102/dev_gc6_island.h")
|
||||
self.include("src/common/inc/swref/published/ampere/ga102/dev_gc6_island_addendum.h")
|
||||
|
||||
# MMU Init
|
||||
self.reg_names.update(mmu_pd_names:=[f'NV_MMU_VER{self.mmu_ver}_PTE', f'NV_MMU_VER{self.mmu_ver}_PDE', f'NV_MMU_VER{self.mmu_ver}_DUAL_PDE'])
|
||||
for name in mmu_pd_names: self.__dict__[name] = NVReg(self, None, None, fields={})
|
||||
self.include(f"kernel-open/nvidia-uvm/hwref/{'hopper/gh100' if self.mmu_ver == 3 else 'turing/tu102'}/dev_mmu.h")
|
||||
self.pte_t, self.pde_t, self.dual_pde_t = tuple([self.__dict__[name] for name in mmu_pd_names])
|
||||
|
||||
self.vram_size = self.reg("NV_PGC6_AON_SECURE_SCRATCH_GROUP_42").read() << 20
|
||||
|
||||
def _alloc_boot_struct(self, struct:ctypes.Structure) -> tuple[ctypes.Structure, int]:
|
||||
va, paddrs = System.alloc_sysmem(sz:=ctypes.sizeof(type(struct)), contiguous=True)
|
||||
to_mv(va, sz)[:] = bytes(struct)
|
||||
return type(struct).from_address(va), paddrs[0]
|
||||
|
||||
def _download(self, file:str) -> str:
|
||||
url = f"https://raw.githubusercontent.com/NVIDIA/open-gpu-kernel-modules/8ec351aeb96a93a4bb69ccc12a542bf8a8df2b6f/{file}"
|
||||
return fetch(url, subdir="defines").read_text()
|
||||
|
||||
def extract_fw(self, file:str, dname:str) -> bytes:
|
||||
# Extracts the firmware binary from the given header
|
||||
tname = file.replace("kgsp", "kgspGet")
|
||||
text = self._download(f"src/nvidia/generated/g_bindata_{tname}_{self.chip_name}.c")
|
||||
info, sl = text[text[:text.index(dnm:=f'{file}_{self.chip_name}_{dname}')].rindex("COMPRESSION:"):][:16], text[text.index(dnm) + len(dnm) + 7:]
|
||||
image = bytes.fromhex(sl[:sl.find("};")].strip().replace("0x", "").replace(",", "").replace(" ", "").replace("\n", ""))
|
||||
return gzip.decompress(struct.pack("<4BL2B", 0x1f, 0x8b, 8, 0, 0, 0, 3) + image) if "COMPRESSION: YES" in info else image
|
||||
|
||||
def include(self, file:str):
|
||||
regs_off = {'NV_PFALCON_FALCON': 0x0, 'NV_PGSP_FALCON': 0x0, 'NV_PSEC_FALCON': 0x0, 'NV_PRISCV_RISCV': 0x1000, 'NV_PGC6_AON': 0x0, 'NV_PFSP': 0x0,
|
||||
'NV_PGC6_BSI': 0x0, 'NV_PFALCON_FBIF': 0x600, 'NV_PFALCON2_FALCON': 0x1000, 'NV_PBUS': 0x0, 'NV_PFB': 0x0, 'NV_PMC': 0x0, 'NV_PGSP_QUEUE': 0x0,
|
||||
'NV_VIRTUAL_FUNCTION':0xb80000}
|
||||
|
||||
for raw in self._download(file).splitlines():
|
||||
if not raw.startswith("#define "): continue
|
||||
|
||||
if m:=re.match(r'#define\s+(\w+)\s+([0-9\+\-\*\(\)]+):([0-9\+\-\*\(\)]+)', raw): # bitfields
|
||||
name, hi, lo = m.groups()
|
||||
|
||||
reg = next((r for r in self.reg_names if name.startswith(r+"_")), None)
|
||||
if reg is not None: self.__dict__[reg].add_field(name[len(reg)+1:].lower(), eval(lo), eval(hi))
|
||||
else: self.reg_offsets[name] = (eval(lo), eval(hi))
|
||||
continue
|
||||
|
||||
if m:=re.match(r'#define\s+(\w+)\s*\(\s*(\w+)\s*\)\s*(.+)', raw): # reg set
|
||||
fn = m.groups()[2].strip().rstrip('\\').split('/*')[0].rstrip()
|
||||
name, value = m.groups()[0], eval(f"lambda {m.groups()[1]}: {fn}")
|
||||
elif m:=re.match(r'#define\s+(\w+)\s+([0-9A-Fa-fx]+)(?![^\n]*:)', raw): name, value = m.groups()[0], int(m.groups()[1], 0) # reg value
|
||||
else: continue
|
||||
|
||||
reg_pref = next((prefix for prefix in regs_off.keys() if name.startswith(prefix)), None)
|
||||
not_already_reg = not any(name.startswith(r+"_") for r in self.reg_names)
|
||||
|
||||
if reg_pref is not None and not_already_reg:
|
||||
fields = {k[len(name)+1:]: v for k, v in self.reg_offsets.items() if k.startswith(name+'_')}
|
||||
self.__dict__[name] = NVReg(self, regs_off[reg_pref], value, fields=fields)
|
||||
self.reg_names.add(name)
|
||||
else: self.__dict__[name] = value
|
||||
Reference in New Issue
Block a user