pci: Do not skip legacy IDE device configuration
The legacy IDE device has a BAR4 (Bus Master Interface BAR) which needs to be configured. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org> Acked-by: Simon Glass <sjg@chromium.org>
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@ -20,8 +20,6 @@
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#define DEBUGF(x...)
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#define DEBUGF(x...)
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#endif /* DEBUG */
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#endif /* DEBUG */
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#define PCIAUTO_IDE_MODE_MASK 0x05
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/* the user can define CONFIG_SYS_PCI_CACHE_LINE_SIZE to avoid problems */
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/* the user can define CONFIG_SYS_PCI_CACHE_LINE_SIZE to avoid problems */
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#ifndef CONFIG_SYS_PCI_CACHE_LINE_SIZE
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#ifndef CONFIG_SYS_PCI_CACHE_LINE_SIZE
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#define CONFIG_SYS_PCI_CACHE_LINE_SIZE 8
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#define CONFIG_SYS_PCI_CACHE_LINE_SIZE 8
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@ -424,7 +422,6 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
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{
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{
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unsigned int sub_bus = PCI_BUS(dev);
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unsigned int sub_bus = PCI_BUS(dev);
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unsigned short class;
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unsigned short class;
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unsigned char prg_iface;
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int n;
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int n;
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pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class);
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pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class);
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@ -460,17 +457,6 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
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#endif
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#endif
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break;
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break;
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case PCI_CLASS_STORAGE_IDE:
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pci_hose_read_config_byte(hose, dev, PCI_CLASS_PROG, &prg_iface);
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if (!(prg_iface & PCIAUTO_IDE_MODE_MASK)) {
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DEBUGF("PCI Autoconfig: Skipping legacy mode IDE controller\n");
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return sub_bus;
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}
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pciauto_setup_device(hose, dev, 6, hose->pci_mem,
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hose->pci_prefetch, hose->pci_io);
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break;
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case PCI_CLASS_BRIDGE_CARDBUS:
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case PCI_CLASS_BRIDGE_CARDBUS:
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/*
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/*
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* just do a minimal setup of the bridge,
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* just do a minimal setup of the bridge,
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