Otherwise we may end up with a too low base address and push requests for the upstream bus onto the downstream side. Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx> --- drivers/pci/pci.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index eb3ce0f3211a..19cda1f145bc 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -252,6 +252,7 @@ static void prescan_setup_bridge(struct pci_dev *dev) if (last_mem) { /* Set up memory and I/O filter limits, assume 32-bit I/O space */ + last_mem = ALIGN(last_mem, SZ_1M); pci_write_config_word(dev, PCI_MEMORY_BASE, (last_mem & 0xfff00000) >> 16); cmdstat |= PCI_COMMAND_MEMORY; @@ -259,6 +260,7 @@ static void prescan_setup_bridge(struct pci_dev *dev) if (last_mem_pref) { /* Set up memory and I/O filter limits, assume 32-bit I/O space */ + last_mem_pref = ALIGN(last_mem_pref, SZ_1M); pci_write_config_word(dev, PCI_PREF_MEMORY_BASE, (last_mem_pref & 0xfff00000) >> 16); cmdstat |= PCI_COMMAND_MEMORY; @@ -270,6 +272,7 @@ static void prescan_setup_bridge(struct pci_dev *dev) } if (last_io) { + last_io = ALIGN(last_io, SZ_4K); pci_write_config_byte(dev, PCI_IO_BASE, (last_io & 0x0000f000) >> 8); pci_write_config_word(dev, PCI_IO_BASE_UPPER16, -- 2.10.1 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox