Commit 0bfe006c authored by Kevin Wolf's avatar Kevin Wolf Committed by Aurelien Jarno
Browse files

multiboot: Fix upper memory size in multiboot info 



The upper memory size field should exclude the first MB of RAM.

Signed-off-by: default avatarKevin Wolf <mail@kevin-wolf.de>
Signed-off-by: default avatarAurelien Jarno <aurelien@aurel32.net>
parent 64b85a8f

hw/multiboot.c

+1 −1
Original line number Diff line number Diff line
@@ -306,7 +306,7 @@ int load_multiboot(void *fw_cfg, 
                                | MULTIBOOT_FLAGS_MODULES

                                | MULTIBOOT_FLAGS_MMAP);

    stl_p(bootinfo + MBI_MEM_LOWER,   640);

    stl_p(bootinfo + MBI_MEM_UPPER,   ram_size / 1024);

    stl_p(bootinfo + MBI_MEM_UPPER,   (ram_size / 1024) - 1024);

    stl_p(bootinfo + MBI_BOOT_DEVICE, 0x8001ffff); /* XXX: use the -boot switch? */

    stl_p(bootinfo + MBI_MMAP_ADDR,   ADDR_E820_MAP);