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[Sys] Successfully spin up a new process from disk.

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This commit is contained in:
Drew Galbraith 2023-11-15 09:47:32 -08:00
parent e5568450c2
commit 7c105c8a31
22 changed files with 415 additions and 191 deletions
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127
sys/denali/lib/denali/denali.yunq.cpp
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@ -28,16 +28,14 @@ void WriteHeader(glcr::ByteBuffer& bytes, uint64_t offset, uint32_t core_size, u
} // namespace
void ReadRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
// Parse device_id.
set_device_id(bytes.At<uint64_t>(offset + header_size + (8 * 0)));
// Parse lba.
set_lba(bytes.At<uint64_t>(offset + header_size + (8 * 1)));
// Parse size.
set_size(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
ParseFromBytesInternal(bytes, offset);
}
void ReadRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
ParseFromBytesInternal(bytes, offset);
}
void ReadRequest::ParseFromBytesInternal(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
// Parse device_id.
set_device_id(bytes.At<uint64_t>(offset + header_size + (8 * 0)));
@ -45,6 +43,7 @@ void ReadRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset,
set_lba(bytes.At<uint64_t>(offset + header_size + (8 * 1)));
// Parse size.
set_size(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
}
uint64_t ReadRequest::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset) const {
@ -79,45 +78,117 @@ uint64_t ReadRequest::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset,
return next_extension;
}
void ReadResponse::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
void ReadManyRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
ParseFromBytesInternal(bytes, offset);
}
void ReadManyRequest::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
ParseFromBytesInternal(bytes, offset);
}
void ReadManyRequest::ParseFromBytesInternal(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
// Parse device_id.
set_device_id(bytes.At<uint64_t>(offset + header_size + (8 * 0)));
// Parse lba.
set_lba(bytes.At<uint64_t>(offset + header_size + (8 * 1)));
// Parse size.
set_size(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
auto lba_pointer = bytes.At<ExtPointer>(offset + header_size + (8 * 1));
lba_.Resize(lba_pointer.length / sizeof(uint64_t));
for (uint64_t i = offset + lba_pointer.offset;
i < offset + lba_pointer.offset + lba_pointer.length;
i += sizeof(uint64_t)) {
lba_.PushBack(bytes.At<uint64_t>(i));
}
}
uint64_t ReadManyRequest::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset) const {
uint32_t next_extension = header_size + 8 * 2;
const uint32_t core_size = next_extension;
// Write device_id.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 0), device_id());
// Write lba.
ExtPointer lba_ptr{
.offset = next_extension,
.length = (uint32_t)(lba().size() * sizeof(uint64_t)),
};
next_extension += lba_ptr.length;
bytes.WriteAt<ExtPointer>(offset + header_size + (8 * 1), lba_ptr);
for (uint64_t i = 0; i < lba().size(); i++) {
uint32_t ext_offset = offset + lba_ptr.offset + (i * sizeof(uint64_t));
bytes.WriteAt<uint64_t>(ext_offset, lba().at(i));
}
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
return next_extension;
}
uint64_t ReadManyRequest::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset, glcr::CapBuffer& caps) const {
uint32_t next_extension = header_size + 8 * 2;
const uint32_t core_size = next_extension;
uint64_t next_cap = 0;
// Write device_id.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 0), device_id());
// Write lba.
ExtPointer lba_ptr{
.offset = next_extension,
.length = (uint32_t)(lba().size() * sizeof(uint64_t)),
};
next_extension += lba_ptr.length;
bytes.WriteAt<ExtPointer>(offset + header_size + (8 * 1), lba_ptr);
for (uint64_t i = 0; i < lba().size(); i++) {
uint32_t ext_offset = offset + lba_ptr.offset + (i * sizeof(uint64_t));
bytes.WriteAt<uint64_t>(ext_offset, lba().at(i));
}
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
return next_extension;
}
void ReadResponse::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset) {
ParseFromBytesInternal(bytes, offset);
// Parse memory.
// FIXME: Implement in-buffer capabilities for inprocess serialization.
set_memory(0);
}
void ReadResponse::ParseFromBytes(const glcr::ByteBuffer& bytes, uint64_t offset, const glcr::CapBuffer& caps) {
CheckHeader(bytes);
// Parse device_id.
set_device_id(bytes.At<uint64_t>(offset + header_size + (8 * 0)));
// Parse lba.
set_lba(bytes.At<uint64_t>(offset + header_size + (8 * 1)));
// Parse size.
set_size(bytes.At<uint64_t>(offset + header_size + (8 * 2)));
ParseFromBytesInternal(bytes, offset);
// Parse memory.
uint64_t memory_ptr = bytes.At<uint64_t>(offset + header_size + (8 * 3));
uint64_t memory_ptr = bytes.At<uint64_t>(offset + header_size + (8 * 2));
set_memory(caps.At(memory_ptr));
}
void ReadResponse::ParseFromBytesInternal(const glcr::ByteBuffer& bytes, uint64_t offset) {
CheckHeader(bytes);
// Parse device_id.
set_device_id(bytes.At<uint64_t>(offset + header_size + (8 * 0)));
// Parse size.
set_size(bytes.At<uint64_t>(offset + header_size + (8 * 1)));
// Parse memory.
// Skip Cap.
}
uint64_t ReadResponse::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset) const {
uint32_t next_extension = header_size + 8 * 4;
uint32_t next_extension = header_size + 8 * 3;
const uint32_t core_size = next_extension;
// Write device_id.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 0), device_id());
// Write lba.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 1), lba());
// Write size.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 2), size());
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 1), size());
// Write memory.
// FIXME: Implement inbuffer capabilities.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 3), 0);
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 2), 0);
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);
@ -126,18 +197,16 @@ uint64_t ReadResponse::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset
}
uint64_t ReadResponse::SerializeToBytes(glcr::ByteBuffer& bytes, uint64_t offset, glcr::CapBuffer& caps) const {
uint32_t next_extension = header_size + 8 * 4;
uint32_t next_extension = header_size + 8 * 3;
const uint32_t core_size = next_extension;
uint64_t next_cap = 0;
// Write device_id.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 0), device_id());
// Write lba.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 1), lba());
// Write size.
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 2), size());
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 1), size());
// Write memory.
caps.WriteAt(next_cap, memory());
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 3), next_cap++);
bytes.WriteAt<uint64_t>(offset + header_size + (8 * 2), next_cap++);
// The next extension pointer is the length of the message.
WriteHeader(bytes, offset, core_size, next_extension);