On 02/24/2011 11:48 PM, Anthony Liguori wrote:
Signed-off-by: Anthony Liguori<aliguori@xxxxxxxxxx>
diff --git a/lib/x86/io.h b/lib/x86/io.h
new file mode 100644
index 0000000..bd6341c
--- /dev/null
+++ b/lib/x86/io.h
@@ -0,0 +1,40 @@
+#ifndef IO_H
+#define IO_H
+
+static inline unsigned char inb(unsigned short port)
+{
+ unsigned char value;
+ asm volatile("inb %w1, %0" : "=a" (value) : "Nd" (port));
+ return value;
+}
Are those %[wb] really needed? gcc should do the right thing based on
the argument type.
Might as well put all of that into processor.h.
--
error compiling committee.c: too many arguments to function
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