Some code cleanup.

[u-boot] / drivers / pci_auto.c

diff --git a/drivers/pci_auto.c b/drivers/pci_auto.c
index 15f74328f0a6a011c58cd425c56cb3a561dd1c98..969167555ea27369008b7c5b53dc76f75bc9a46f 100644 (file)
--- a/drivers/pci_auto.c
+++ b/drivers/pci_auto.c
@@ -102,7 +102,8 @@ void pciauto_setup_device(struct pci_controller *hose,
 
                /* Check the BAR type and set our address mask */
                if (bar_response & PCI_BASE_ADDRESS_SPACE) {
-                       bar_size = ~(bar_response & PCI_BASE_ADDRESS_IO_MASK) + 1;
+                       bar_size = ((~(bar_response & PCI_BASE_ADDRESS_IO_MASK))
+                                  & 0xffff) + 1;
                        bar_res = io;
 
                        DEBUGF("PCI Autoconfig: BAR %d, I/O, size=0x%x, ", bar_nr, bar_size);
@@ -186,7 +187,7 @@ static void pciauto_prescan_setup_bridge(struct pci_controller *hose,
        } else {
                /* We don't support prefetchable memory for now, so disable */
                pci_hose_write_config_word(hose, dev, PCI_PREF_MEMORY_BASE, 0x1000);
-               pci_hose_write_config_word(hose, dev, PCI_PREF_MEMORY_LIMIT, 0x1000);
+               pci_hose_write_config_word(hose, dev, PCI_PREF_MEMORY_LIMIT, 0x0);
        }
 
        if (pci_io) {