x86: Add checkpointing capability to devices

Add checkpointing capability to the Intel 8254 timer, CMOS, I8042,
PS2 Keyboard and Mouse, I82094AA, I8237, I8254, I8259, and speaker
devices

1 files changed, 20 insertions, 0 deletions

diff --git a/src/dev/x86/cmos.cc b/src/dev/x86/cmos.cc
index 122b531ca..aa92521dc 100644
--- a/src/dev/x86/cmos.cc
+++ b/src/dev/x86/cmos.cc
@@ -111,6 +111,26 @@ X86ISA::Cmos::writeRegister(uint8_t reg, uint8_t val)
     }
 }
 
+void
+X86ISA::Cmos::serialize(std::ostream &os)
+{
+    SERIALIZE_SCALAR(address);
+    SERIALIZE_ARRAY(regs, numRegs);
+
+    // Serialize the timer
+    rtc.serialize("rtc", os);
+}
+
+void
+X86ISA::Cmos::unserialize(Checkpoint *cp, const std::string &section)
+{
+    UNSERIALIZE_SCALAR(address);
+    UNSERIALIZE_ARRAY(regs, numRegs);
+
+    // Serialize the timer
+    rtc.unserialize("rtc", cp, section);
+}
+
 X86ISA::Cmos *
 CmosParams::create()
 {