From: Antoine Leca <Antoine.Leca.1@gmail.com>
Date: Sat, 11 Feb 2012 23:19:00 +0000 (+0100)
Subject: Make ELF kernel boot faster
X-Git-Tag: v3.2.0~37
X-Git-Url: http://zhaoyanbai.com/repos//%22https:/www.google.com/jsapi/%22?a=commitdiff_plain;h=f4ffbc6072b79d134aad99f5edf0e16c344430b5;p=minix.git

Make ELF kernel boot faster
---

diff --git a/kernel/arch/i386/pre_init.c b/kernel/arch/i386/pre_init.c
index eef6d4cf3..d49a2f69e 100644
--- a/kernel/arch/i386/pre_init.c
+++ b/kernel/arch/i386/pre_init.c
@@ -40,6 +40,9 @@
 #define mb_save_phymem(buf, phy, len) \
 		phys_copy((u32_t)(buf), (phy), (len))
 
+#define mb_clear_memrange(start, end) \
+		phys_memset((start), 0, (end)-(start))
+
 PRIVATE void mb_itoa(u32_t val, char * out) 
 {
 	char ret[ITOA_BUFFER_SIZE];
@@ -351,18 +354,6 @@ PRIVATE void get_parameters(multiboot_info_t *mbi)
 	}
 }
 
-PRIVATE int mb_clear_memrange(phys_bytes start, phys_bytes end)
-{
-	int empty = 0;
-	int i;
-
-	/* FIXME: use faster function */
-	for (i = start; i < end; i++)
-		phys_copy((phys_bytes)&empty, i, 1);
-
-	return 0;
-}
-
 PRIVATE void mb_extract_image(multiboot_info_t mbi)
 {
 	multiboot_module_t *mb_module_info;