[libvirt] [PATCH] ARMHF: CPU Support for armhf.
Daniel P. Berrange
berrange at redhat.com
Thu Jul 12 16:53:42 UTC 2012
On Thu, Jul 12, 2012 at 10:28:17AM -0500, Chuck Short wrote:
> Adding CPU encoder/decoder for armhf to avoid runtime error messages.
>
> Signed-off-by: Chuck Short <chuck.short at canonical.com>
> ---
> src/Makefile.am | 1 +
> src/cpu/cpu.c | 2 ++
> src/cpu/cpu_arm.c | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++++
> src/cpu/cpu_arm.h | 32 ++++++++++++++++++++++
> 4 files changed, 111 insertions(+)
> create mode 100644 src/cpu/cpu_arm.c
> create mode 100644 src/cpu/cpu_arm.h
>
> diff --git a/src/Makefile.am b/src/Makefile.am
> index 6c3eaa7..bfe74d3 100644
> --- a/src/Makefile.am
> +++ b/src/Makefile.am
> @@ -567,6 +567,7 @@ CPU_SOURCES = \
> cpu/cpu_generic.h cpu/cpu_generic.c \
> cpu/cpu_x86.h cpu/cpu_x86.c cpu/cpu_x86_data.h \
> cpu/cpu_s390.h cpu/cpu_s390.c \
> + cpu/cpu_arm.h cpu/cpu_arm.c \
> cpu/cpu_map.h cpu/cpu_map.c cpu/cpu_powerpc.h \
> cpu/cpu_powerpc.c
>
> diff --git a/src/cpu/cpu.c b/src/cpu/cpu.c
> index 70a1da5..0ccbd4c 100644
> --- a/src/cpu/cpu.c
> +++ b/src/cpu/cpu.c
> @@ -30,6 +30,7 @@
> #include "cpu_x86.h"
> #include "cpu_powerpc.h"
> #include "cpu_s390.h"
> +#include "cpu_arm.h"
> #include "cpu_generic.h"
>
>
> @@ -40,6 +41,7 @@ static struct cpuArchDriver *drivers[] = {
> &cpuDriverX86,
> &cpuDriverPowerPC,
> &cpuDriverS390,
> + &cpuDriverArm,
> /* generic driver must always be the last one */
> &cpuDriverGeneric
> };
> diff --git a/src/cpu/cpu_arm.c b/src/cpu/cpu_arm.c
> new file mode 100644
> index 0000000..fe97425
> --- /dev/null
> +++ b/src/cpu/cpu_arm.c
> @@ -0,0 +1,76 @@
> +
Opps leading blank line crept in here
> +/*
> + * cpu_arm.c: CPU driver for arm CPUs
> + *
> + * Copyright Canonical Ltd. 2012
Just need s/Copyright/Copyright (C)/
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.1 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + *
> + * Authors:
> + * Chuck Short <chuck.short at canonical.com>
> + */
> +
> +#include <config.h>
> +
> +#include "memory.h"
> +#include "cpu.h"
> +
> +#define VIR_FROM_THIS VIR_FROM_CPU
> +
> +static const char *archs[] = { "armv7l" };
> +
> +static union cpuData *
> +ArmNodeData(void)
> +{
> + union cpuData *data;
> +
> + if (VIR_ALLOC(data) < 0) {
> + virReportOOMError();
> + return NULL;
> + }
> +
> + return data;
> +}
> +
> +static int
> +ArmDecode(virCPUDefPtr cpu ATTRIBUTE_UNUSED,
> + const union cpuData *data ATTRIBUTE_UNUSED,
> + const char **models ATTRIBUTE_UNUSED,
> + unsigned int nmodels ATTRIBUTE_UNUSED,
> + const char *preferred ATTRIBUTE_UNUSED)
> +{
> + return 0;
> +}
> +
> +static void
> +ArmDataFree(union cpuData *data)
> +{
> + VIR_FREE(data);
> +}
> +
> +struct cpuArchDriver cpuDriverArm = {
> + .name = "arm",
> + .arch = archs,
> + .narch = ARRAY_CARDINALITY(archs),
> + .compare = NULL,
> + .decode = ArmDecode,
> + .encode = NULL,
> + .free = ArmDataFree,
> + .nodeData = ArmNodeData,
> + .guestData = NULL,
> + .baseline = NULL,
> + .update = NULL,
> + .hasFeature = NULL,
> +};
> diff --git a/src/cpu/cpu_arm.h b/src/cpu/cpu_arm.h
> new file mode 100644
> index 0000000..4b7ddc5
> --- /dev/null
> +++ b/src/cpu/cpu_arm.h
> @@ -0,0 +1,32 @@
> +
Another blank line
> +/*
> + * cpu_arm.h: CPU driver for arm CPUs
> + *
> + * Copyright Canonical Ltd. 2012
Likewise s/Copyright/Copyright (C)/
> + *
> + * This library is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.1 of the License, or (at your option) any later version.
> + *
> + * This library is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + *
> + * Authors:
> + * Chuck Short <chuck.short at canonical.com>
> + */
> +
> +#ifndef __VIR_CPU_ARM_H__
> +#define __VIR_CPU_ARM_H__
> +
> +#include "cpu.h"
> +
> +extern struct cpuArchDriver cpuDriverArm;
> +
> +#endif /* __VIR_CPU_ARM_H__ */
ACK.
/me wonders if our syntax-check whitespace rule should check for blank
lines at the start of file, as well as the end of file.
Daniel
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