[U-Boot] [PATCH] mpc83xx pci: Round up memory size in inbound window.

Scott Wood scottwood at freescale.com
Tue Oct 28 17:45:04 CET 2008


The current calculation will fail to cover all memory if
its size is not a power of two.

Signed-off-by: Scott Wood <scottwood at freescale.com>
---
 cpu/mpc83xx/pci.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/cpu/mpc83xx/pci.c b/cpu/mpc83xx/pci.c
index 5b8eeb7..ab0760b 100644
--- a/cpu/mpc83xx/pci.c
+++ b/cpu/mpc83xx/pci.c
@@ -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;
-- 
1.5.6.rc1.6.gc53ad


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