diff options
author | Ali Saidi <saidi@eecs.umich.edu> | 2007-05-09 18:20:24 -0400 |
---|---|---|
committer | Ali Saidi <saidi@eecs.umich.edu> | 2007-05-09 18:20:24 -0400 |
commit | 3c608bf76535dc1f08a9563b417b5c6fadeab3ff (patch) | |
tree | c262a231f9858a75eeac4f863ab1c288b5100a8d /src/dev/ide_ctrl.cc | |
parent | 37b45e3c8cb2aef57e1d5dd8efd46705b8d46c16 (diff) | |
download | gem5-3c608bf76535dc1f08a9563b417b5c6fadeab3ff.tar.xz |
add a backoff algorithm when nacks are received by devices
add seperate response buffers and request queue sizes in bus bridge
add delay to respond to a nack in the bus bridge
src/dev/i8254xGBe.cc:
src/dev/ide_ctrl.cc:
src/dev/ns_gige.cc:
src/dev/pcidev.hh:
src/dev/sinic.cc:
add backoff delay parameters
src/dev/io_device.cc:
src/dev/io_device.hh:
add a backoff algorithm when nacks are received.
src/mem/bridge.cc:
src/mem/bridge.hh:
add seperate response buffers and request queue sizes
add a new parameters to specify how long before a nack in ready to go after a packet that needs to be nacked is received
src/mem/cache/cache_impl.hh:
assert on the
src/mem/tport.cc:
add a friendly assert to make sure the packet was inserted into the list
--HG--
extra : convert_revision : 3595ad932015a4ce2bb72772da7850ad91bd09b1
Diffstat (limited to 'src/dev/ide_ctrl.cc')
-rw-r--r-- | src/dev/ide_ctrl.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/dev/ide_ctrl.cc b/src/dev/ide_ctrl.cc index 1afad529f..921ba1cd0 100644 --- a/src/dev/ide_ctrl.cc +++ b/src/dev/ide_ctrl.cc @@ -751,6 +751,8 @@ BEGIN_DECLARE_SIM_OBJECT_PARAMS(IdeController) SimObjectParam<System *> system; SimObjectParam<Platform *> platform; + Param<Tick> min_backoff_delay; + Param<Tick> max_backoff_delay; SimObjectParam<PciConfigData *> configdata; Param<uint32_t> pci_bus; Param<uint32_t> pci_dev; @@ -765,6 +767,8 @@ BEGIN_INIT_SIM_OBJECT_PARAMS(IdeController) INIT_PARAM(system, "System pointer"), INIT_PARAM(platform, "Platform pointer"), + INIT_PARAM(min_backoff_delay, "Minimum delay after receving a nack packed"), + INIT_PARAM(max_backoff_delay, "Maximum delay after receving a nack packed"), INIT_PARAM(configdata, "PCI Config data"), INIT_PARAM(pci_bus, "PCI bus ID"), INIT_PARAM(pci_dev, "PCI device number"), @@ -781,6 +785,8 @@ CREATE_SIM_OBJECT(IdeController) params->name = getInstanceName(); params->platform = platform; params->system = system; + params->min_backoff_delay = min_backoff_delay; + params->max_backoff_delay = max_backoff_delay; params->configData = configdata; params->busNum = pci_bus; params->deviceNum = pci_dev; |