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versatile_pci: cleanup

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Cleanup versatile_pci: no need to re-set fields
to zero (pci core sets 0 already), use set_word
for status field. Compile-tested only, but seems obvious.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Michael S. Tsirkin 2010-02-08 23:36:02 +02:00
parent 01764fe045
commit a408b1de52
1 changed files with 2 additions and 9 deletions
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11
hw/versatile_pci.c
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@ -147,15 +147,8 @@ static int versatile_pci_host_init(PCIDevice *d)
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_XILINX);
/* Both boards have the same device ID. Oh well. */
pci_config_set_device_id(d->config, PCI_DEVICE_ID_XILINX_XC2VP30);
/* TODO: no need to clear command */
pci_set_byte(d->config + PCI_COMMAND, 0x00);
pci_set_byte(d->config + PCI_COMMAND + 1, 0x00);
/* TODO: convert to set_word */
pci_set_byte(d->config + PCI_STATUS, PCI_STATUS_66MHZ);
pci_set_byte(d->config + PCI_STATUS + 1, PCI_STATUS_DEVSEL_MEDIUM >> 8);
/* TODO: no need to clear revision/prog ifc */
pci_set_byte(d->config + PCI_REVISION_ID, 0x00);
pci_set_byte(d->config + PCI_CLASS_PROG, 0x00);
pci_set_word(d->config + PCI_STATUS,
PCI_STATUS_66MHZ | PCI_STATUS_DEVSEL_MEDIUM);
pci_config_set_class(d->config, PCI_CLASS_PROCESSOR_CO);
pci_set_byte(d->config + PCI_LATENCY_TIMER, 0x10);
return 0;