diff options
author | Ali Saidi <saidi@eecs.umich.edu> | 2006-11-06 16:24:25 -0500 |
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committer | Ali Saidi <saidi@eecs.umich.edu> | 2006-11-06 16:24:25 -0500 |
commit | bf3223d7ce681db8ca59dac49c6b44b672012e5d (patch) | |
tree | a1c5f041ecac086e722121e866baf162cdae5c0e /src/dev/isa_fake.hh | |
parent | 84e07f3a51ec0202f819254efd7b8442f114ae8a (diff) | |
download | gem5-bf3223d7ce681db8ca59dac49c6b44b672012e5d.tar.xz |
delete pcifake, tsunamifake. Combine BadAddr/IsaFake into one
src/SConscript:
remove pcifake and tsunami fake from sconscript
src/dev/isa_fake.cc:
src/dev/isa_fake.hh:
combine badaddr and isa fake into one
src/python/m5/objects/Pci.py:
remove pcifake
src/python/m5/objects/Tsunami.py:
make badaddr derive from isafake
--HG--
extra : convert_revision : 91470db60aa1de6b85827304e27bd3414cc9d8d1
Diffstat (limited to 'src/dev/isa_fake.hh')
-rw-r--r-- | src/dev/isa_fake.hh | 32 |
1 files changed, 10 insertions, 22 deletions
diff --git a/src/dev/isa_fake.hh b/src/dev/isa_fake.hh index 6665f1a78..c4072e42c 100644 --- a/src/dev/isa_fake.hh +++ b/src/dev/isa_fake.hh @@ -25,8 +25,7 @@ * (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: Miguel Serrano - * Ali Saidi + * Authors: Ali Saidi */ /** @file @@ -42,10 +41,11 @@ #include "mem/packet.hh" /** - * IsaFake is a device that returns -1 on all reads and - * accepts all writes. It is meant to be placed at an address range + * IsaFake is a device that returns, BadAddr, 1 or 0 on all reads and + * rites. It is meant to be placed at an address range * so that an mcheck doesn't occur when an os probes a piece of hw - * that doesn't exist (e.g. UARTs1-3). + * that doesn't exist (e.g. UARTs1-3), or catch requests in the memory system + * that have no responders.. */ class IsaFake : public BasicPioDevice { @@ -53,9 +53,12 @@ class IsaFake : public BasicPioDevice struct Params : public BasicPioDevice::Params { Addr pio_size; + bool retBadAddr; + uint8_t retData; }; protected: const Params *params() const { return (const Params*)_params; } + uint64_t retData; public: /** @@ -77,23 +80,8 @@ class IsaFake : public BasicPioDevice * @param data the data to not write. */ virtual Tick write(PacketPtr pkt); -}; -/** - * BadAddr is a device that fills the packet's result field with "BadAddress". - * @todo: Consider consolidating with IsaFake and similar classes. - */ -class BadAddr : public BasicPioDevice -{ - public: - struct Params : public BasicPioDevice::Params - { - }; - - BadAddr(Params *p); - virtual void init(); - virtual Tick read(PacketPtr pkt); - virtual Tick write(PacketPtr pkt); + void init(); }; -#endif // __TSUNAMI_FAKE_HH__ +#endif // __ISA_FAKE_HH__ |