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| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2024-05-08 12:32:41 +0200 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2024-05-08 12:32:41 +0200 |
| commit | 09dd11ddf800898c00ecb04a65fb5cd10fb481fa (patch) | |
| tree | eda0b4e23d6a71da7de3a78f0bb76ec3201dd2f9 /NewKernel/HALKit/AMD64/HalProcessor.cpp | |
| parent | ca83108fd138cc0398f900e6a6c0a53ad51aee31 (diff) | |
MHR-23: :boom: changes, reworked project tree.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'NewKernel/HALKit/AMD64/HalProcessor.cpp')
| -rw-r--r-- | NewKernel/HALKit/AMD64/HalProcessor.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/NewKernel/HALKit/AMD64/HalProcessor.cpp b/NewKernel/HALKit/AMD64/HalProcessor.cpp new file mode 100644 index 00000000..38744202 --- /dev/null +++ b/NewKernel/HALKit/AMD64/HalProcessor.cpp @@ -0,0 +1,97 @@ +/* ------------------------------------------- + + Copyright Mahrouss Logic + +------------------------------------------- */ + +#include <HALKit/AMD64/Processor.hpp> + +/** + * @file Processor.cpp + * @brief This file is about processor specific functions (in/out/cli/std...) + */ + +namespace NewOS::HAL +{ + void Out8(UInt16 port, UInt8 value) + { + asm volatile("outb %%al, %1" + : + : "a"(value), "Nd"(port) + : "memory"); + } + + void Out16(UInt16 port, UInt16 value) + { + asm volatile("outw %%ax, %1" + : + : "a"(value), "Nd"(port) + : "memory"); + } + + void Out32(UInt16 port, UInt32 value) + { + asm volatile("outl %%eax, %1" + : + : "a"(value), "Nd"(port) + : "memory"); + } + + UInt8 In8(UInt16 port) + { + UInt8 value = 0UL; + asm volatile("inb %1, %%al" + : "=a"(value) + : "Nd"(port) + : "memory"); + + return value; + } + + UInt16 In16(UInt16 port) + { + UInt16 value = 0UL; + asm volatile("inw %1, %%ax" + : "=a"(value) + : "Nd"(port) + : "memory"); + + return value; + } + + UInt32 In32(UInt16 port) + { + UInt32 value = 0UL; + asm volatile("inl %1, %%eax" + : "=a"(value) + : "Nd"(port) + : "memory"); + + return value; + } + + void rt_halt() + { + asm volatile("hlt"); + } + + void rt_cli() + { + asm volatile("cli"); + } + + void rt_sti() + { + asm volatile("sti"); + } + + void rt_cld() + { + asm volatile("cld"); + } + + void rt_std() + { + asm volatile("std"); + } +} // namespace NewOS::HAL |
