From d8392851d2d5cfe0a7f79c2dab29219f59affa60 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Sat, 13 Jul 2013 12:42:40 +0200
Subject: [linux] Add support for accessing PCI configuration space via
 /proc/bus/pci

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/include/ipxe/linux.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/include/ipxe/linux.h')

diff --git a/src/include/ipxe/linux.h b/src/include/ipxe/linux.h
index dac508ea6..a01ace3de 100644
--- a/src/include/ipxe/linux.h
+++ b/src/include/ipxe/linux.h
@@ -30,6 +30,14 @@ FILE_LICENCE(GPL2_OR_LATER);
 #include <ipxe/device.h>
 #include <ipxe/settings.h>
 
+/**
+ * Convert a Linux error number to an iPXE status code
+ *
+ * @v errno		Linux error number
+ * @ret rc		iPXE status code (before negation)
+ */
+#define ELINUX( errno ) EPLATFORM ( EINFO_EPLATFORM, errno )
+
 /** A linux device */
 struct linux_device {
 	/** Generic device */
-- 
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