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[Denali] Use mutexes to synchronize the AHCI responses.

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This is a temporary solution to allow denali to migrate to the
yunq framework until we have a good async solution.
This commit is contained in:
Drew Galbraith 2023-10-25 19:39:09 -07:00
parent adfffdd3c3
commit acfaf26391
4 changed files with 20 additions and 30 deletions
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8
sys/denali/ahci/command.cpp
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@ -7,11 +7,11 @@
Command::~Command() {}
DmaReadCommand::DmaReadCommand(uint64_t lba, uint64_t sector_cnt,
DmaCallback callback, ResponseContext& response)
Mutex& callback_mutex, ResponseContext& response)
: response_(response),
lba_(lba),
sector_cnt_(sector_cnt),
callback_(callback) {
callback_mutex_(callback_mutex) {
region_ = MappedMemoryRegion::ContiguousPhysical(sector_cnt * 512);
}
@ -49,6 +49,4 @@ void DmaReadCommand::PopulatePrdt(PhysicalRegionDescriptor* prdt) {
prdt[0].region_address = region_.paddr();
prdt[0].byte_count = region_.size();
}
void DmaReadCommand::Callback() {
callback_(response_, lba_, sector_cnt_, region_.cap());
}
void DmaReadCommand::Callback() { callback_mutex_.Release(); }