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authorGabe Black <gblack@eecs.umich.edu>2008-10-12 09:09:56 -0700
committerGabe Black <gblack@eecs.umich.edu>2008-10-12 09:09:56 -0700
commitd9f9c967fbe651e09d444e460a9b1c5a450b1cd2 (patch)
treeba705f0a9f18e5c96fbec3b4f3691761235be7e2 /src/arch/x86/interrupts.hh
parentc4f1cc3b482311f878be44259125c9a5b90c0569 (diff)
downloadgem5-d9f9c967fbe651e09d444e460a9b1c5a450b1cd2.tar.xz
Turn Interrupts objects into SimObjects. Also, move local APIC state into x86's Interrupts object.
Diffstat (limited to 'src/arch/x86/interrupts.hh')
-rw-r--r--src/arch/x86/interrupts.hh44
1 files changed, 42 insertions, 2 deletions
diff --git a/src/arch/x86/interrupts.hh b/src/arch/x86/interrupts.hh
index 43675294e..68bb2e07d 100644
--- a/src/arch/x86/interrupts.hh
+++ b/src/arch/x86/interrupts.hh
@@ -58,17 +58,57 @@
#ifndef __ARCH_X86_INTERRUPTS_HH__
#define __ARCH_X86_INTERRUPTS_HH__
+#include "arch/x86/apicregs.hh"
#include "arch/x86/faults.hh"
#include "cpu/thread_context.hh"
+#include "params/X86LocalApic.hh"
+#include "sim/eventq.hh"
+#include "sim/sim_object.hh"
+
+class ThreadContext;
namespace X86ISA
{
-class Interrupts
+class Interrupts : public SimObject
{
+ protected:
+ uint32_t regs[NUM_APIC_REGS];
+
+ class ApicTimerEvent : public Event
+ {
+ public:
+ ApicTimerEvent() : Event()
+ {}
+
+ void process()
+ {
+ warn("Local APIC timer event doesn't do anything!\n");
+ }
+ };
+
+ ApicTimerEvent apicTimerEvent;
+
public:
- Interrupts()
+ typedef X86LocalApicParams Params;
+
+ const Params *
+ params() const
+ {
+ return dynamic_cast<const Params *>(_params);
+ }
+
+ uint32_t readRegNoEffect(ApicRegIndex reg);
+ uint32_t readReg(ApicRegIndex miscReg, ThreadContext *tc);
+
+ void setRegNoEffect(ApicRegIndex reg, uint32_t val);
+ void setReg(ApicRegIndex reg, uint32_t val, ThreadContext *tc);
+
+ Interrupts(Params * p) : SimObject(p)
{
+ //Set the local apic DFR to the flat model.
+ regs[APIC_DESTINATION_FORMAT] = (uint32_t)(-1);
+ memset(regs, 0, sizeof(regs));
clear_all();
}