Re: [PATCH] qemu: backport patch to fix pl031 RTC

[Saul Wold <sgw@linux.intel.com>]

On 08/07/2012 10:35 PM, rongqing.li@windriver.com wrote:
> From: Roy.Li <rongqing.li@windriver.com>
>
> Intergrate the patch from:
> http://repo.or.cz/w/qemu.git/commit/13a16f1d91fc7a46b65b22a33f6ffea1b826a097
>
> Signed-off-by: Roy.Li <rongqing.li@windriver.com>
> ---
>   ...-Actually-raise-interrupt-on-timer-expiry.patch |   41 ++++++++++++++++++++
>   meta/recipes-devtools/qemu/qemu_0.15.1.bb          |    3 +-
>   2 files changed, 43 insertions(+), 1 deletions(-)
>   create mode 100644 meta/recipes-devtools/qemu/qemu-0.15.1/hw-pl031-Actually-raise-interrupt-on-timer-expiry.patch
>
> diff --git a/meta/recipes-devtools/qemu/qemu-0.15.1/hw-pl031-Actually-raise-interrupt-on-timer-expiry.patch b/meta/recipes-devtools/qemu/qemu-0.15.1/hw-pl031-Actually-raise-interrupt-on-timer-expiry.patch
> new file mode 100644
> index 0000000..2ccc663
> --- /dev/null
> +++ b/meta/recipes-devtools/qemu/qemu-0.15.1/hw-pl031-Actually-raise-interrupt-on-timer-expiry.patch
> @@ -0,0 +1,41 @@
> +Upstream-Status: Backport
> +commit 13a16f1d91fc7a46b65b22a33f6ffea1b826a097
> +in git://git.qemu.org/qemu.git master
> +
> +From 13a16f1d91fc7a46b65b22a33f6ffea1b826a097 Mon Sep 17 00:00:00 2001
> +From: Peter Maydell <peter.maydell@linaro.org>
> +Date: Thu, 16 Feb 2012 09:56:10 +0000
> +Subject: [PATCH] hw/pl031: Actually raise interrupt on timer expiry
> +MIME-Version: 1.0
> +Content-Type: text/plain; charset=UTF-8
> +Content-Transfer-Encoding: 8bit
> +
> +Fix a typo in pl031_interrupt() which meant we were setting a bit
> +in the interrupt mask rather than the interrupt status register
> +and thus not actually raising an interrupt. This fix allows the
> +rtctest program from the kernel's Documentation/rtc.txt to pass
> +rather than hanging.
> +
> +Reported-by: Daniel Forsgren <daniel.forsgren@enea.com>
> +Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> +Acked-by: Andreas Färber <afaerber@suse.de>
> +---
> + hw/pl031.c |    2 +-
> + 1 files changed, 1 insertions(+), 1 deletions(-)
> +
> +diff --git a/hw/pl031.c b/hw/pl031.c
> +index 05b5b11..69abc4f 100644
> +--- a/hw/pl031.c
> ++++ b/hw/pl031.c
> +@@ -76,7 +76,7 @@ static void pl031_interrupt(void * opaque)
> + {
> +     pl031_state *s = (pl031_state *)opaque;
> +
> +-    s->im = 1;
> ++    s->is = 1;
> +     DPRINTF("Alarm raised\n");
> +     pl031_update(s);
> + }
> +--
> +1.7.4.1
> +
> diff --git a/meta/recipes-devtools/qemu/qemu_0.15.1.bb b/meta/recipes-devtools/qemu/qemu_0.15.1.bb
> index 983e831..a914bcf 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 = "r10"
> +PR = "r11"
>
>   FILESPATH = "${FILE_DIRNAME}/qemu-${PV}"
>   FILESDIR = "${WORKDIR}"
> @@ -22,6 +22,7 @@ SRC_URI = "\
>       file://dummy-gl-config.patch \
>       file://0001-ppc64-Fix-linker-script.patch \
>       file://ppc-s500-set-invalid-mask.patch \
> +    file://hw-pl031-Actually-raise-interrupt-on-timer-expiry.patch \
>       "
>
>   # Only use the GL passthrough patches for native/nativesdk versions
>

Merged into OE-Core

Thanks
	Sau!