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authorJacob Garber <jgarber1@ualberta.ca>2019-06-13 14:33:20 -0600
committerPatrick Georgi <pgeorgi@google.com>2019-06-21 09:13:56 +0000
commitf69c96dd8d857a90143f1c2f38efd19e26b68039 (patch)
tree70ae47a6645f1fafb7865e6b10b80ac5dc9c479a /src/southbridge
parent493d36684c105d89372598bd4a937e97b2bdf05e (diff)
sb/amd/sr5650: Use 32 bit integers when disabling ports
This function attempts to set bits in the 20s of state and state_save, which won't work since those variables are only 16 bits wide. Extend them to 32 bits to capture all the bit operations. Change-Id: I5616a2d879a85ff5f57af5af20384516659c62d6 Signed-off-by: Jacob Garber <jgarber1@ualberta.ca> Found-by: Coverity CID 1347384 Reviewed-on: https://review.coreboot.org/c/coreboot/+/33457 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/southbridge')
-rw-r--r--src/southbridge/amd/sr5650/pcie.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/southbridge/amd/sr5650/pcie.c b/src/southbridge/amd/sr5650/pcie.c
index f87fadbb08..6c42fdde4d 100644
--- a/src/southbridge/amd/sr5650/pcie.c
+++ b/src/southbridge/amd/sr5650/pcie.c
@@ -59,11 +59,11 @@ static void PciePowerOffGppPorts(struct device *nb_dev, struct device *dev, u32
{
printk(BIOS_DEBUG, "PciePowerOffGppPorts() port %d\n", port);
u32 reg;
- u16 state_save;
+ u32 state_save;
uint8_t i;
struct southbridge_amd_sr5650_config *cfg =
(struct southbridge_amd_sr5650_config *)nb_dev->chip_info;
- u16 state = cfg->port_enable;
+ u32 state = cfg->port_enable;
if (!(AtiPcieCfg.Config & PCIE_DISABLE_HIDE_UNUSED_PORTS))
state &= AtiPcieCfg.PortDetect;