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Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option
From: |
Andreas Färber |
Subject: |
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option |
Date: |
Tue, 24 Jan 2012 08:22:49 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:9.0) Gecko/20111220 Thunderbird/9.0 |
Am 23.01.2012 08:20, schrieb Peter A. G. Crosthwaite:
> Added linux specific kernel dtb option. This option can be specified to inject
> an argument device tree blob (dtb) into linux.
>
> Signed-off-by: Peter A. G. Crosthwaite <address@hidden>
> ---
> qemu-options.hx | 3 +++
> vl.c | 4 ++++
> 2 files changed, 7 insertions(+), 0 deletions(-)
>
> diff --git a/qemu-options.hx b/qemu-options.hx
> index 6295cde..43cddff 100644
> --- a/qemu-options.hx
> +++ b/qemu-options.hx
> @@ -1931,6 +1931,9 @@ ETEXI
>
> DEF("kernel", HAS_ARG, QEMU_OPTION_kernel, \
> "-kernel bzImage use 'bzImage' as kernel image\n", QEMU_ARCH_ALL)
> +DEF("kern-dtb", HAS_ARG, QEMU_OPTION_kerndtb, \
> + "-kern-dtb dtb device tree blob passed to kernel boot\n", QEMU_ARCH_ALL)
We should probably call it -kernel-dtb. If there's some strncmp() from
-kernel interfering, we should fix that instead.
I don't see this variable being used anywhere in this series though.
Would it have been in the missing zynq machine of 7/7?
Andreas
> +
> STEXI
> @item -kernel @var{bzImage}
> @findex -kernel
> diff --git a/vl.c b/vl.c
> index d5868b1..75246f8 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -233,6 +233,7 @@ int boot_menu;
> uint8_t *boot_splash_filedata;
> int boot_splash_filedata_size;
> uint8_t qemu_extra_params_fw[2];
> +const char *qemu_kerndtb = NULL;
>
> typedef struct FWBootEntry FWBootEntry;
>
> @@ -2437,6 +2438,9 @@ int main(int argc, char **argv, char **envp)
> case QEMU_OPTION_kernel:
> kernel_filename = optarg;
> break;
> + case QEMU_OPTION_kerndtb:
> + qemu_kerndtb = optarg;
> + break;
> case QEMU_OPTION_append:
> kernel_cmdline = optarg;
> break;
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
- [Qemu-devel] [RFC PATCH 2/7] cadence ttc: first revision, (continued)
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Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, Stefan Weil, 2012/01/24
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, Scott Wood, 2012/01/26
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, Eric Blake, 2012/01/26
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, Markus Armbruster, 2012/01/27
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, Peter Crosthwaite, 2012/01/29
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, John Williams, 2012/01/29
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, John Williams, 2012/01/29
Re: [Qemu-devel] [RFC PATCH 5/7] vl.c: added -kerndtb option, Anthony Liguori, 2012/01/29