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

[linux-2.6.git] / include / asm-x86_64 / mach-xen / asm / dmi.h

diff --git a/include/asm-x86_64/mach-xen/asm/dmi.h b/include/asm-x86_64/mach-xen/asm/dmi.h
new file mode 100644 (file)
index 0000000..f363a88
--- /dev/null
+++ b/include/asm-x86_64/mach-xen/asm/dmi.h
@@ -0,0 +1,29 @@
+#ifndef _ASM_DMI_H
+#define _ASM_DMI_H 1
+
+#include <asm/io.h>
+
+extern void *dmi_ioremap(unsigned long addr, unsigned long size);
+extern void dmi_iounmap(void *addr, unsigned long size);
+extern void *bt_ioremap(unsigned long addr, unsigned long size);
+extern void bt_iounmap(void *addr, unsigned long size);
+
+#define DMI_MAX_DATA 2048
+
+extern int dmi_alloc_index;
+extern char dmi_alloc_data[DMI_MAX_DATA];
+
+/* This is so early that there is no good way to allocate dynamic memory. 
+   Allocate data in an BSS array. */
+static inline void *dmi_alloc(unsigned len)
+{
+       int idx = dmi_alloc_index;
+       if ((dmi_alloc_index += len) > DMI_MAX_DATA)
+               return NULL;
+       return dmi_alloc_data + idx;
+}
+
+#define dmi_ioremap bt_ioremap
+#define dmi_iounmap bt_iounmap
+
+#endif