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| author | Gabe Black <gblack@eecs.umich.edu> | 2009-12-19 01:50:06 -0800 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-12-19 01:50:06 -0800 |
| commit | 3e1cda5080ee3c876278e2e0135af21e62cec60d (patch) | |
| tree | 4b15f6b7f3a094ce43dfb49dc42f3a0838275ffb /src | |
| parent | 93d89b288f7cb45a20ff8bfa90a6caa73bc098f9 (diff) | |
| download | gem5-3e1cda5080ee3c876278e2e0135af21e62cec60d.tar.xz | |
X86: Add a latency that describes how long an interrupt takes to propagate through the IO APIC.
Diffstat (limited to 'src')
| -rw-r--r-- | src/dev/x86/I82094AA.py | 2 | ||||
| -rw-r--r-- | src/dev/x86/i82094aa.cc | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/src/dev/x86/I82094AA.py b/src/dev/x86/I82094AA.py index 5476becc6..d4ab2cb17 100644 --- a/src/dev/x86/I82094AA.py +++ b/src/dev/x86/I82094AA.py @@ -38,6 +38,8 @@ class I82094AA(BasicPioDevice): pio_latency = Param.Latency('1ns', "Programmed IO latency in simticks") pio_addr = Param.Addr("Device address") int_port = Port("Port for sending and receiving interrupt messages") + int_latency = Param.Latency('1ns', \ + "Latency for an interrupt to propagate through this device.") external_int_pic = Param.I8259(NULL, "External PIC, if any") def pin(self, line): diff --git a/src/dev/x86/i82094aa.cc b/src/dev/x86/i82094aa.cc index 591fee6a4..65b3ee732 100644 --- a/src/dev/x86/i82094aa.cc +++ b/src/dev/x86/i82094aa.cc @@ -36,7 +36,8 @@ #include "mem/packet_access.hh" #include "sim/system.hh" -X86ISA::I82094AA::I82094AA(Params *p) : PioDevice(p), IntDev(this), +X86ISA::I82094AA::I82094AA(Params *p) : PioDevice(p), + IntDev(this, p->int_latency), latency(p->pio_latency), pioAddr(p->pio_addr), extIntPic(p->external_int_pic), lowestPriorityOffset(0) { |