diff options
Diffstat (limited to 'src/dev/x86')
-rw-r--r-- | src/dev/x86/SConscript | 3 | ||||
-rw-r--r-- | src/dev/x86/X86IntPin.py | 37 | ||||
-rw-r--r-- | src/dev/x86/intdev.cc | 37 | ||||
-rw-r--r-- | src/dev/x86/intdev.hh | 80 |
4 files changed, 157 insertions, 0 deletions
diff --git a/src/dev/x86/SConscript b/src/dev/x86/SConscript index 6cc010f71..71e5a9528 100644 --- a/src/dev/x86/SConscript +++ b/src/dev/x86/SConscript @@ -41,3 +41,6 @@ if env['FULL_SYSTEM'] and env['TARGET_ISA'] == 'x86': SimObject('I8259.py') Source('i8259.cc') TraceFlag('I8259', 'Accesses to the I8259 PIC devices') + + SimObject('X86IntPin.py') + Source('intdev.cc') diff --git a/src/dev/x86/X86IntPin.py b/src/dev/x86/X86IntPin.py new file mode 100644 index 000000000..372b4ab66 --- /dev/null +++ b/src/dev/x86/X86IntPin.py @@ -0,0 +1,37 @@ +# Copyright (c) 2008 The Regents of The University of Michigan +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer; +# redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution; +# neither the name of the copyright holders nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Gabe Black + +from m5.params import * +from m5.SimObject import SimObject + +class X86IntPin(SimObject): + type = 'X86IntPin' + cxx_class = 'X86ISA::IntPin' + + line = Param.Int("Interrupt line for this pin") + device = Param.SimObject("Device which handles interrupts") diff --git a/src/dev/x86/intdev.cc b/src/dev/x86/intdev.cc new file mode 100644 index 000000000..463b3c9fe --- /dev/null +++ b/src/dev/x86/intdev.cc @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2008 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Gabe Black + */ + +#include "dev/x86/intdev.hh" + +X86ISA::IntPin * +X86IntPinParams::create() +{ + return new X86ISA::IntPin(this); +} diff --git a/src/dev/x86/intdev.hh b/src/dev/x86/intdev.hh new file mode 100644 index 000000000..7a369f8fa --- /dev/null +++ b/src/dev/x86/intdev.hh @@ -0,0 +1,80 @@ +/* + * Copyright (c) 2008 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Gabe Black + */ + +#ifndef __DEV_X86_INTDEV_HH__ +#define __DEV_X86_INTDEV_HH__ + +#include <assert.h> + +#include "sim/sim_object.hh" +#include "params/X86IntPin.hh" + +namespace X86ISA { + +class IntDev +{ + public: + virtual ~IntDev() + {} + virtual void + signalInterrupt(int line) = 0; +}; + +class IntPin : public SimObject +{ + protected: + IntDev * device; + int line; + + public: + typedef X86IntPinParams Params; + + const Params * + params() const + { + return dynamic_cast<const Params *>(_params); + } + + IntPin(Params *p) : SimObject(p), + device(dynamic_cast<IntDev *>(p->device)), line(p->line) + { + assert(device); + } + + void + signalInterrupt() + { + device->signalInterrupt(line); + } +}; + +}; // namespace X86ISA + +#endif //__DEV_X86_INTDEV_HH__ |