diff options
| author | Amlal EL Mahrouss <amlalelmahrouss@icloud.com> | 2024-08-15 18:35:34 +0200 |
|---|---|---|
| committer | Amlal EL Mahrouss <amlalelmahrouss@icloud.com> | 2024-08-15 18:35:34 +0200 |
| commit | f3d931aa7cfaf96baef8383b59a8938779541ee7 (patch) | |
| tree | fdb9fc51badb3dbd03e46ab0766a49d9522e13e2 /dev/Kernel/HALKit/AMD64/HalProcessor.cxx | |
| parent | 86640816e8b1d3595365f1fcc8a2a9e61fb40ff1 (diff) | |
[IMP] Moved source code into dev/ folder.
Signed-off-by: Amlal EL Mahrouss <amlalelmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel/HALKit/AMD64/HalProcessor.cxx')
| -rw-r--r-- | dev/Kernel/HALKit/AMD64/HalProcessor.cxx | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/dev/Kernel/HALKit/AMD64/HalProcessor.cxx b/dev/Kernel/HALKit/AMD64/HalProcessor.cxx new file mode 100644 index 00000000..367e9314 --- /dev/null +++ b/dev/Kernel/HALKit/AMD64/HalProcessor.cxx @@ -0,0 +1,97 @@ +/* ------------------------------------------- + + Copyright ZKA Technologies. + +------------------------------------------- */ + +#include <HALKit/AMD64/Processor.hxx> + +/** + * @file Processor.cpp + * @brief This file is about processor specific functions (in/out/cli/std...) + */ + +namespace Kernel::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 Kernel::HAL |
