From 41b9be476c2dc17dfb5182a829873644e981f9bc Mon Sep 17 00:00:00 2001 From: bellard Date: Wed, 7 Apr 2004 21:30:08 +0000 Subject: [PATCH] preserve partition table when using -linux option git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@716 c046a42c-6fe2-441c-8c8c-71466251a162 --- hw/pc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/pc.c b/hw/pc.c index 83e614b..d0fcb0f 100644 --- a/hw/pc.c +++ b/hw/pc.c @@ -313,6 +313,7 @@ void pc_init(int ram_size, int vga_ram_size, int boot_device, if (linux_boot) { uint8_t bootsect[512]; + uint8_t old_bootsect[512]; if (bs_table[0] == NULL) { fprintf(stderr, "A disk image must be given for 'hda' when booting a Linux kernel\n"); @@ -326,6 +327,11 @@ void pc_init(int ram_size, int vga_ram_size, int boot_device, exit(1); } + if (bdrv_read(bs_table[0], 0, old_bootsect, 1) >= 0) { + /* copy the MSDOS partition table */ + memcpy(bootsect + 0x1be, old_bootsect + 0x1be, 0x40); + } + bdrv_set_boot_sector(bs_table[0], bootsect, sizeof(bootsect)); /* now we can load the kernel */ -- 1.7.9.5