diff options
| author | Amlal <amlal.elmahrouss@icloud.com> | 2025-02-17 20:35:53 +0100 |
|---|---|---|
| committer | Amlal <amlal.elmahrouss@icloud.com> | 2025-02-17 20:35:53 +0100 |
| commit | bea589553fa9d33168e42bb83b77591fa8a0cad1 (patch) | |
| tree | c59858647c4cfe94d4c3aff1dde105599d80f52e /dev/Kernel | |
| parent | d3b39ca5bebf73804eae60e021e9083250195dc0 (diff) | |
ADD: Patch CountL and CountH in AHCI driver.
Signed-off-by: Amlal <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel')
| -rw-r--r-- | dev/Kernel/HALKit/AMD64/Storage/AHCI.cc (renamed from dev/Kernel/HALKit/AMD64/Storage/SATA.cc) | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/dev/Kernel/HALKit/AMD64/Storage/SATA.cc b/dev/Kernel/HALKit/AMD64/Storage/AHCI.cc index 6651db8c..49025023 100644 --- a/dev/Kernel/HALKit/AMD64/Storage/SATA.cc +++ b/dev/Kernel/HALKit/AMD64/Storage/AHCI.cc @@ -15,7 +15,6 @@ * */ -#include "HALKit/AMD64/Processor.h" #include <KernelKit/UserProcessScheduler.h> #include <KernelKit/LPC.h> @@ -240,30 +239,26 @@ static Kernel::Void drv_std_input_output(Kernel::UInt64 lba, Kernel::UInt8* buff command_header->Cfl = sizeof(FisRegH2D) / sizeof(Kernel::UInt32); command_header->Write = Write; - command_header->Prdtl = (size_buffer / kib_cast(8)) / sizeof(HbaPrdtEntry) + 1; + command_header->Prdtl = (size_buffer / 16) + 1; volatile HbaCmdTbl* command_table = (volatile HbaCmdTbl*)((Kernel::UInt64)command_header->Ctba + command_header->Ctbau); MUST_PASS(command_table); - auto buffer_phys = Kernel::HAL::hal_get_phys_address(buffer); + auto buffer_phys = buffer; - for (Kernel::SizeT i = 0; i < (command_header->Prdtl - 1); i++) + for (Kernel::SizeT i = 0; i < (command_header->Prdtl); ++i) { command_table->Prdt[i].Dba = ((Kernel::UInt32)(Kernel::UInt64)buffer_phys + (i * 16) & 0xFFFFFFFF); command_table->Prdt[i].Dbau = (((Kernel::UInt64)(buffer_phys + (i * 16)) >> 32) & 0xFFFFFFFF); command_table->Prdt[i].Dbc = (16 - 1); command_table->Prdt[i].Ie = YES; - - buffer += 16; } volatile FisRegH2D* h2d_fis = (volatile FisRegH2D*)((Kernel::UInt64)&command_table->Cfis); h2d_fis->FisType = kFISTypeRegH2D; - - h2d_fis->CmdOrCtrl = YES; - + h2d_fis->CmdOrCtrl = CommandOrCTRL; h2d_fis->Command = Write ? kAHCICmdWriteDmaEx : kAHCICmdReadDmaEx; if (Identify) @@ -278,8 +273,8 @@ static Kernel::Void drv_std_input_output(Kernel::UInt64 lba, Kernel::UInt8* buff h2d_fis->Device = kSataLBAMode; - h2d_fis->CountLow = sector_sz & 0xFF; - h2d_fis->CountHigh = (sector_sz >> 8) & 0xFF; + h2d_fis->CountLow = (size_buffer) & 0xFF; + h2d_fis->CountHigh = (size_buffer >> 8) & 0xFF; while ((kSATA->Ports[kSATAPortIdx].Tfd & (kAhciSRBsy | kAhciSRDrq))) { |