mpc83xx pci: Round up memory size in inbound window.
authorScott Wood <scottwood@freescale.com>
Tue, 28 Oct 2008 16:45:04 +0000 (11:45 -0500)
committerKim Phillips <kim.phillips@freescale.com>
Thu, 30 Oct 2008 20:22:22 +0000 (15:22 -0500)
The current calculation will fail to cover all memory if
its size is not a power of two.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
cpu/mpc83xx/pci.c

index 5b8eeb7758b2122d4d3d0a47242f21677f7312cf..ab0760bce65d584cc78cbebb79e1ab89df976a18 100644 (file)
@@ -83,7 +83,7 @@ static void pci_init_bus(int bus, struct pci_region *reg)
        pci_ctrl->pibar1 = 0;
        pci_ctrl->piebar1 = 0;
        pci_ctrl->piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP |
-                          PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size) - 1);
+                          PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size - 1));
 
        i = hose->region_count++;
        hose->regions[i].bus_start = 0;