On Sat, Nov 05, 2016 at 06:20:06PM +0100, Alexander Gordeev wrote:
> +bool pci_probe(void)
> +{
> + pcidevaddr_t dev;
> + u8 header;
> + u32 cmd;
> + int i;
> +
> + assert(!pci_host_bridge);
> + pci_host_bridge = pci_dt_probe();
> + if (!pci_host_bridge)
> + return false;
> +
> + for (dev = 0; dev < 256; dev++) {
> + if (!pci_dev_exists(dev))
> + continue;
> +
> + /* We are only interested in normal PCI devices */
> + header = pci_config_readb(dev, PCI_HEADER_TYPE);
> + if ((header & PCI_HEADER_TYPE_MASK) != PCI_HEADER_TYPE_NORMAL)
> + continue;
> +
> + cmd = PCI_COMMAND_SERR;
Sigh. Please, ignore this patch.
I forgot to add PCI_COMMAND_PARITY here, as intended.
> + for (i = 0; i < 6; i++) {
> + u64 addr;
> +
> + if (pci_alloc_resource(dev, i, &addr)) {
> + pci_bar_set_addr(dev, i, addr);
> +
> + if (pci_bar_is_memory(dev, i))
> + cmd |= PCI_COMMAND_MEMORY;
> + else
> + cmd |= PCI_COMMAND_IO;
> + }
> +
> + if (pci_bar_is64(dev, i))
> + i++;
> + }
> +
> + pci_config_writel(dev, PCI_COMMAND, cmd);
> + }
> +
> + return true;
> +}
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