ADD: Open version, with important changes kept out.

Signed-off-by: Amlal <amlal.elmahrouss@icloud.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/dev/Kernel/HALKit/ARM64/APM/APM+IO.cc b/dev/Kernel/HALKit/ARM64/APM/APM+IO.cc
new file mode 100644
index 00000000..ba29bd61
--- /dev/null
+++ b/dev/Kernel/HALKit/ARM64/APM/APM+IO.cc
@@ -0,0 +1,37 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#include <Mod/APM/APM.h>
+#include <KernelKit/LPC.h>
+
+using namespace Kernel;
+
+/// @brief Send APM command to it's space.
+/// @param base_dma the IO base port.
+/// @param cmd the command.
+/// @return status code.
+EXTERN_C Int32 apm_send_io_command(UInt16 cmd, APMPowerCmd value)
+{
+	switch (cmd)
+	{
+	case kAPMPowerCommandReboot: {
+		asm volatile(
+			"ldr x0, =0x84000004\n"
+			"svc #0\n");
+
+		return kErrorSuccess;
+	}
+	case kAPMPowerCommandShutdown: {
+		asm volatile(
+			"ldr x0, =0x84000008\n"
+			"svc #0\n");
+
+		return kErrorSuccess;
+	}
+	default:
+		return kErrorInvalidData;
+	}
+}