summaryrefslogtreecommitdiffhomepage
path: root/dev/Kernel/Sources/Timer.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'dev/Kernel/Sources/Timer.cxx')
-rw-r--r--dev/Kernel/Sources/Timer.cxx44
1 files changed, 44 insertions, 0 deletions
diff --git a/dev/Kernel/Sources/Timer.cxx b/dev/Kernel/Sources/Timer.cxx
new file mode 100644
index 00000000..041c4b67
--- /dev/null
+++ b/dev/Kernel/Sources/Timer.cxx
@@ -0,0 +1,44 @@
+/* -------------------------------------------
+
+ Copyright ZKA Technologies.
+
+------------------------------------------- */
+
+#include <KernelKit/Timer.hxx>
+
+///! BUGS: 0
+///! @file Timer.cxx
+
+using namespace Kernel;
+
+/// @brief Unimplemented as it is an interface.
+Int32 HardwareTimerInterface::Wait() noexcept
+{
+ return kErrorUnimplemented;
+}
+
+/// @brief HardwareTimer class, meant to be generic.
+
+HardwareTimer::HardwareTimer(Int64 seconds)
+ : fWaitFor(seconds)
+{
+ MUST_PASS(fWaitFor > 0);
+}
+
+HardwareTimer::~HardwareTimer()
+{
+ fWaitFor = 0;
+}
+
+Int32 HardwareTimer::Wait() noexcept
+{
+ if (fWaitFor < 1)
+ return -1;
+
+ while (*fDigitalTimer < (*fDigitalTimer + fWaitFor))
+ {
+ ;
+ }
+
+ return 0;
+}