[coreboot] [patch] superiotool NetBSD support

Jonathan A. Kollasch jakllsch at kollasch.net
Sun Oct 17 16:39:06 CEST 2010


Provide for I/O space access on NetBSD.

Signed-off-by: Jonathan Kollasch <jakllsch at kollasch.net>
---
-------------- next part --------------
Index: Makefile
===================================================================
--- Makefile	(revision 4892)
+++ Makefile	(working copy)
@@ -38,6 +38,9 @@
 ifeq ($(OS_ARCH), Darwin)
 LDFLAGS = -framework IOKit -framework DirectIO -lpci -lz
 endif
+ifeq ($(OS_ARCH), NetBSD)
+LDFLAGS = -l$(shell uname -p)
+endif
 
 all: $(PROGRAM)
 
Index: superiotool.h
===================================================================
--- superiotool.h	(revision 4892)
+++ superiotool.h	(working copy)
@@ -55,6 +55,55 @@
 #define INL  inl
 #endif
 
+#if defined(__NetBSD__) && defined(__i386__) || defined(__x86_64__)
+#include <sys/types.h>
+#include <machine/sysarch.h>
+#if defined(__i386__)
+#define iopl i386_iopl
+#elif defined(__x86_64__)
+#define iopl x86_64_iopl
+#endif
+
+static __inline void
+outb(uint8_t value, uint16_t port)
+{
+	__asm__ __volatile__ ("outb %b0,%w1": :"a" (value), "Nd" (port));
+}
+
+static __inline void
+outw(uint16_t value, uint16_t port)
+{
+	__asm__ __volatile__ ("outw %w0,%w1": :"a" (value), "Nd" (port));
+}
+
+static __inline void
+outl(uint32_t value, uint16_t port)
+{
+	__asm__ __volatile__ ("outl %0,%w1": :"a" (value), "Nd" (port));
+}
+
+static __inline uint8_t inb(uint16_t port)
+{
+	uint8_t value;
+	__asm__ __volatile__ ("inb %w1,%0":"=a" (value):"Nd" (port));
+	return value;
+}
+
+static __inline uint16_t inw(uint16_t port)
+{
+	uint16_t value;
+	__asm__ __volatile__ ("inw %w1,%0":"=a" (value):"Nd" (port));
+	return value;
+}
+
+static __inline uint32_t inl(uint16_t port)
+{
+	uint32_t value;
+	__asm__ __volatile__ ("inl %1,%0":"=a" (value):"Nd" (port));
+	return value;
+}
+#endif
+
 #define USAGE "Usage: superiotool [-d] [-e] [-l] [-V] [-v] [-h]\n\n\
   -d | --dump            Dump Super I/O register contents\n\
   -e | --extra-dump      Dump secondary registers too (e.g. EC registers)\n\


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