[POWERPC] U-boot passes the initrd as start/end, not start/size.

The boot wrapper platform init code on 83xx and 85xx using the cuboot
platform type was incorrectly assuming that u-boot supplied the size
of the initrd, whereas it actually supplies the end address.  This
fixes it.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/boot/cuboot-83xx.c b/arch/powerpc/boot/cuboot-83xx.c
index 6cbc20a..9af554e 100644 (file)
--- a/arch/powerpc/boot/cuboot-83xx.c
+++ b/arch/powerpc/boot/cuboot-83xx.c
@@ -57,7 +57,7 @@ void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
 
        memcpy(&bd, (bd_t *)r3, sizeof(bd));
        loader_info.initrd_addr = r4;
-       loader_info.initrd_size = r4 ? r5 : 0;
+       loader_info.initrd_size = r4 ? r5 - r4 : 0;
        loader_info.cmdline = (char *)r6;
        loader_info.cmdline_len = r7 - r6;
 

diff --git a/arch/powerpc/boot/cuboot-85xx.c b/arch/powerpc/boot/cuboot-85xx.c
index f88ba00..e256031 100644 (file)
--- a/arch/powerpc/boot/cuboot-85xx.c
+++ b/arch/powerpc/boot/cuboot-85xx.c
@@ -58,7 +58,7 @@ void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
 
        memcpy(&bd, (bd_t *)r3, sizeof(bd));
        loader_info.initrd_addr = r4;
-       loader_info.initrd_size = r4 ? r5 : 0;
+       loader_info.initrd_size = r4 ? r5 - r4 : 0;
        loader_info.cmdline = (char *)r6;
        loader_info.cmdline_len = r7 - r6;