This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / powerpc / boot / prom.h

diff --git a/arch/powerpc/boot/prom.h b/arch/powerpc/boot/prom.h
new file mode 100644 (file)
index 0000000..3e2ddd4
--- /dev/null
+++ b/arch/powerpc/boot/prom.h
@@ -0,0 +1,34 @@
+#ifndef _PPC_BOOT_PROM_H_
+#define _PPC_BOOT_PROM_H_
+
+typedef void *phandle;
+typedef void *ihandle;
+
+extern int (*prom) (void *);
+extern phandle chosen_handle;
+extern ihandle stdout;
+
+int    call_prom(const char *service, int nargs, int nret, ...);
+int    call_prom_ret(const char *service, int nargs, int nret,
+                     unsigned int *rets, ...);
+
+extern int write(void *handle, void *ptr, int nb);
+extern void *claim(unsigned long virt, unsigned long size, unsigned long aln);
+
+static inline void exit(void)
+{
+       call_prom("exit", 0, 0);
+}
+
+static inline phandle finddevice(const char *name)
+{
+       return (phandle) call_prom("finddevice", 1, 1, name);
+}
+
+static inline int getprop(void *phandle, const char *name,
+                         void *buf, int buflen)
+{
+       return call_prom("getprop", 4, 1, phandle, name, buf, buflen);
+}
+
+#endif                         /* _PPC_BOOT_PROM_H_ */