When using the qemu-0.15.1 with -nographic and a typical OE image, you will get a segmentation fault in v86d when the guest OS is booting. It will look like:
v86d[42]: segfault at 0 ip 000000000040171a sp 00007fff5d11bad8 error 4 in v86d[400000+1a000] Sometimes this is fatal to the guest, sometimes it is not, either way it was fixed by the upstream qemu commit: 6023d832480e6713e5ae81d3b74f53e6306f3a1b (disable automatic loading of sgabios when -nographic) Signed-off-by: Jason Wessel <jason.wes...@windriver.com> --- ...tomatic-loading-of-sgabios-when-nographic.patch | 38 ++++++++++++++++++++ meta/recipes-devtools/qemu/qemu_0.15.1.bb | 3 +- 2 files changed, 40 insertions(+), 1 deletions(-) create mode 100644 meta/recipes-devtools/qemu/qemu-0.15.1/qemu-disable-automatic-loading-of-sgabios-when-nographic.patch diff --git a/meta/recipes-devtools/qemu/qemu-0.15.1/qemu-disable-automatic-loading-of-sgabios-when-nographic.patch b/meta/recipes-devtools/qemu/qemu-0.15.1/qemu-disable-automatic-loading-of-sgabios-when-nographic.patch new file mode 100644 index 0000000..6908b08 --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu-0.15.1/qemu-disable-automatic-loading-of-sgabios-when-nographic.patch @@ -0,0 +1,38 @@ +From 6023d832480e6713e5ae81d3b74f53e6306f3a1b Mon Sep 17 00:00:00 2001 +From: Paolo Bonzini <pbonz...@redhat.com> +Date: Thu, 3 Nov 2011 16:00:22 +0100 +Subject: [PATCH] disable automatic loading of sgabios when -nographic + +sgabios hasn't gotten a lot of coverage since it was not shipped. For 1.0, +let's disable the automatic loading of the option ROM in -nographic +mode. We can put it back for 1.1. + +Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> +Signed-off-by: Anthony Liguori <aligu...@us.ibm.com> +--- + hw/pc.c | 9 --------- + 1 files changed, 0 insertions(+), 9 deletions(-) + +diff --git a/hw/pc.c b/hw/pc.c +index 25bfa85..3015671 100644 +--- a/hw/pc.c ++++ b/hw/pc.c +@@ -1103,15 +1103,6 @@ void pc_vga_init(PCIBus *pci_bus) + isa_vga_init(); + } + } +- +- /* +- * sga does not suppress normal vga output. So a machine can have both a +- * vga card and sga manually enabled. Output will be seen on both. +- * For nographic case, sga is enabled at all times +- */ +- if (display_type == DT_NOGRAPHIC) { +- isa_create_simple("sga"); +- } + } + + static void cpu_request_exit(void *opaque, int irq, int level) +-- +1.7.1 + diff --git a/meta/recipes-devtools/qemu/qemu_0.15.1.bb b/meta/recipes-devtools/qemu/qemu_0.15.1.bb index 54f746b..4abe13d 100644 --- a/meta/recipes-devtools/qemu/qemu_0.15.1.bb +++ b/meta/recipes-devtools/qemu/qemu_0.15.1.bb @@ -3,7 +3,7 @@ require qemu.inc LIC_FILES_CHKSUM = "file://COPYING;md5=441c28d2cf86e15a37fa47e15a72fbac \ file://COPYING.LIB;endline=24;md5=c04def7ae38850e7d3ef548588159913" -PR = "r7" +PR = "r8" FILESPATH = "${FILE_DIRNAME}/qemu-${PV}" FILESDIR = "${WORKDIR}" @@ -20,6 +20,7 @@ SRC_URI = "\ file://arm-bgr.patch \ file://a4d1f142542935b90d2eb30f3aead4edcf455fe6.patch \ file://0001-ppc64-Fix-linker-script.patch \ + file://qemu-disable-automatic-loading-of-sgabios-when-nographic.patch \ " # Only use the GL passthrough patches for native/nativesdk versions -- 1.7.1 _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core