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authorAmlal EL Mahrouss <amlalelmahrouss@icloud.com>2024-08-15 18:35:34 +0200
committerAmlal EL Mahrouss <amlalelmahrouss@icloud.com>2024-08-15 18:35:34 +0200
commitf3d931aa7cfaf96baef8383b59a8938779541ee7 (patch)
treefdb9fc51badb3dbd03e46ab0766a49d9522e13e2 /dev/Kernel/HALKit/AMD64/HalProcessor.cxx
parent86640816e8b1d3595365f1fcc8a2a9e61fb40ff1 (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.cxx97
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