add an interface for passing the entire kernel size up front to the

loader so that it can memory can be allocated aligned at the beginning of
the desired large page

1 files changed, 2 insertions, 0 deletions

diff --git a/sys/boot/common/bootstrap.h b/sys/boot/common/bootstrap.h
index 862b06c..6ecd235 100644
--- a/sys/boot/common/bootstrap.h
+++ b/sys/boot/common/bootstrap.h
@@ -292,6 +292,8 @@ struct arch_switch
     /* Perform ISA byte port I/O (only for systems with ISA) */
     int		(*arch_isainb)(int port);
     void	(*arch_isaoutb)(int port, int value);
+    /* Pass in initial kernel memory size */
+    void        (*arch_maphint)(vm_offset_t va, size_t len);	
 };
 extern struct arch_switch archsw;