diff options
| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:13:48 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:15:17 +0100 |
| commit | a13e1c0911c0627184bc38f18c7fdda64447b3ad (patch) | |
| tree | 073a62c09bf216e85a3f310376640fa1805147f9 /dev/Kernel/HALKit/AMD64/HalTimerAMD64.cc | |
| parent | 149fa096eb306d03686b3b67e813cf1a78e08cd0 (diff) | |
meta(kernel): Reworked repository's filesystem structure.
Removing useless parts of the project too.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel/HALKit/AMD64/HalTimerAMD64.cc')
| -rw-r--r-- | dev/Kernel/HALKit/AMD64/HalTimerAMD64.cc | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/dev/Kernel/HALKit/AMD64/HalTimerAMD64.cc b/dev/Kernel/HALKit/AMD64/HalTimerAMD64.cc deleted file mode 100644 index 9b3380c3..00000000 --- a/dev/Kernel/HALKit/AMD64/HalTimerAMD64.cc +++ /dev/null @@ -1,86 +0,0 @@ -/* -------------------------------------------
-
- Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
-
- File: HalTimer.cc
- Purpose: HAL timer
-
- Revision History:
-
- 07/07/24: Added file (amlel)
-
-------------------------------------------- */
-
-#include <Mod/ACPI/ACPIFactoryInterface.h>
-#include <ArchKit/ArchKit.h>
-#include <KernelKit/Timer.h>
-
-// timer slot 0
-
-#define cHPETCounterRegValue (0x00)
-#define cHPETConfigRegValue (0x20)
-#define cHPETCompRegValue (0x24)
-#define cHPETInterruptRegValue (0x2C)
-
-///! BUGS: 0
-///! @file HalTimer.cc
-///! @brief Hardware Timer (HPET)
-
-namespace NeOS::Detail
-{
- struct HPET_BLOCK : public NeOS::SDT
- {
- NeOS::UInt8 hardware_rev_id;
- NeOS::UInt8 comparator_count : 5;
- NeOS::UInt8 counter_size : 1;
- NeOS::UInt8 reserved : 1;
- NeOS::UInt8 legacy_replacement : 1;
- NeOS::UInt16 pci_vendor_id;
- ACPI_ADDRESS address;
- NeOS::UInt8 hpet_number;
- NeOS::UInt16 minimum_tick;
- NeOS::UInt8 page_protection;
- } PACKED;
-} // namespace NeOS::Detail
-
-using namespace NeOS;
-
-HardwareTimer::HardwareTimer(Int64 ms)
- : fWaitFor(ms)
-{
- auto power = PowerFactoryInterface(kHandoverHeader->f_HardwareTables.f_VendorPtr);
-
- auto hpet = (Detail::HPET_BLOCK*)power.Find("HPET").Leak().Leak();
- MUST_PASS(hpet);
-
- fDigitalTimer = (IntPtr*)hpet->address.Address;
-}
-
-HardwareTimer::~HardwareTimer()
-{
- fDigitalTimer = nullptr;
- fWaitFor = 0;
-}
-
-BOOL HardwareTimer::Wait() noexcept
-{
- if (fWaitFor < 1)
- return NO;
-
- // if not enabled yet.
- if (!(*(fDigitalTimer + cHPETConfigRegValue) & (1 << 0)))
- {
- *(fDigitalTimer + cHPETConfigRegValue) |= (1 << 0); // enable it
- *(fDigitalTimer + cHPETConfigRegValue) |= (1 << 3); // one shot conf
- }
-
- UInt64 ticks = fWaitFor / ((*(fDigitalTimer) >> 32) & __UINT32_MAX__);
- UInt64 prev = *(fDigitalTimer + cHPETCounterRegValue);
-
- prev += ticks;
-
- while (*(fDigitalTimer + cHPETCounterRegValue) < (ticks))
- ;
-
- return YES;
-}
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