[U-Boot] [PATCH 6/7] riscv: boot images passed to bootm on all harts
Anup Patel
Anup.Patel at wdc.com
Tue Feb 12 02:33:51 UTC 2019
> -----Original Message-----
> From: Lukas Auer [mailto:lukas.auer at aisec.fraunhofer.de]
> Sent: Tuesday, February 12, 2019 3:44 AM
> To: u-boot at lists.denx.de
> Cc: Atish Patra <Atish.Patra at wdc.com>; Anup Patel
> <Anup.Patel at wdc.com>; Bin Meng <bmeng.cn at gmail.com>; Andreas
> Schwab <schwab at suse.de>; Palmer Dabbelt <palmer at sifive.com>;
> Alexander Graf <agraf at suse.de>; Lukas Auer
> <lukas.auer at aisec.fraunhofer.de>; Anup Patel <anup at brainfault.org>; Rick
> Chen <rick at andestech.com>; Simon Glass <sjg at chromium.org>
> Subject: [PATCH 6/7] riscv: boot images passed to bootm on all harts
>
> Signed-off-by: Lukas Auer <lukas.auer at aisec.fraunhofer.de>
> ---
>
> arch/riscv/lib/bootm.c | 13 ++++++++++++-
> 1 file changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/arch/riscv/lib/bootm.c b/arch/riscv/lib/bootm.c index
> f36b8702ef..efbd3e23e7 100644
> --- a/arch/riscv/lib/bootm.c
> +++ b/arch/riscv/lib/bootm.c
> @@ -13,6 +13,7 @@
> #include <image.h>
> #include <asm/byteorder.h>
> #include <asm/csr.h>
> +#include <asm/smp.h>
> #include <dm/device.h>
> #include <dm/root.h>
> #include <u-boot/zlib.h>
> @@ -81,6 +82,9 @@ static void boot_jump_linux(bootm_headers_t
> *images, int flag) {
> void (*kernel)(ulong hart, void *dtb);
> int fake = (flag & BOOTM_STATE_OS_FAKE_GO);
> +#ifdef CONFIG_SMP
> + int ret;
> +#endif
>
> kernel = (void (*)(ulong, void *))images->ep;
>
> @@ -92,8 +96,15 @@ static void boot_jump_linux(bootm_headers_t
> *images, int flag)
> announce_and_cleanup(fake);
>
> if (!fake) {
> - if (IMAGE_ENABLE_OF_LIBFDT && images->ft_len)
> + if (IMAGE_ENABLE_OF_LIBFDT && images->ft_len) { #ifdef
> CONFIG_SMP
> + ret = smp_call_function(images->ep,
> + (ulong)images->ft_addr, 0);
> + if (ret)
> + hang();
> +#endif
> kernel(gd->arch.boot_hart, images->ft_addr);
> + }
> }
> }
>
> --
> 2.20.1
Looks good to me.
Reviewed-by: Anup Patel <anup.patel at wdc.com>
Regards,
Anup
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