Change in coreboot[master]: src/device: Add check for existence and validity of PCIE base address...

[Aamir Bohra (Code Review)]

Aamir Bohra has uploaded this change for review. ( https://review.coreboot.org/27263

Change subject: src/device: Add check for existence and validity of PCIE base address config
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src/device: Add check for existence and validity of PCIE base address config

Signed-off-by: Aamir Bohra 
Change-Id: I89b0e9c927d395ac6d27201e0b3a8658e958518d
---
M src/device/pci_ops_mmconf.c
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/63/27263/1

diff --git a/src/device/pci_ops_mmconf.c b/src/device/pci_ops_mmconf.c
index fb085a6..e822ead 100644
--- a/src/device/pci_ops_mmconf.c
+++ b/src/device/pci_ops_mmconf.c
@@ -17,6 +17,10 @@
 #include <device/pci_ids.h>
 #include <device/pci_ops.h>

+#if !defined(CONFIG_MMCONF_BASE_ADDRESS) || !CONFIG_MMCONF_BASE_ADDRESS
+#error "PCI Express MMIO base address (PCIEXBAR) needs to be non-zero!"
+#endif
+
 /*
  * Functions for accessing PCI configuration space with mmconf accesses
  */