From 486c132f1e1aeec903fc3c22fcff263550bc369e Mon Sep 17 00:00:00 2001 From: Jeremy Soller Date: Wed, 9 Oct 2019 21:36:31 -0600 Subject: [PATCH] Add comments --- src/drivers/thunderbolt/thunderbolt.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/src/drivers/thunderbolt/thunderbolt.c b/src/drivers/thunderbolt/thunderbolt.c index cb417ec5b8..db463e0e58 100644 --- a/src/drivers/thunderbolt/thunderbolt.c +++ b/src/drivers/thunderbolt/thunderbolt.c @@ -26,6 +26,7 @@ static void slot_dev_read_resources(struct device *dev) { struct resource *resource; + // Add 256 MiB of memory space resource = new_resource(dev, 0x10); resource->size = 1 << 28; resource->align = 22; @@ -33,6 +34,7 @@ static void slot_dev_read_resources(struct device *dev) resource->limit = 0xffffffff; resource->flags |= IORESOURCE_MEM; + // Add 256 MiB of prefetchable memory space resource = new_resource(dev, 0x14); resource->size = 1 << 28; resource->align = 22; @@ -40,6 +42,7 @@ static void slot_dev_read_resources(struct device *dev) resource->limit = 0xffffffff; resource->flags |= IORESOURCE_MEM | IORESOURCE_PREFETCH; + // Add 8 KiB of I/O space resource = new_resource(dev, 0x18); resource->size = 1 << 13; resource->align = 12; @@ -101,7 +104,7 @@ static const unsigned short pcie_device_ids[] = { }; static const struct pci_driver tbt_pcie __pci_driver = { - .ops = &device_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .devices = pcie_device_ids, + .ops = &device_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .devices = pcie_device_ids, };