On 02/19/24 at 12:08pm, Kirill A. Shutemov wrote:
> On Mon, Feb 19, 2024 at 12:45:31PM +0800, Baoquan He wrote:
> > Do we need add the entry printing for ACPI_MADT_TYPE_MULTIPROC_WAKEUP
> > now in acpi_table_print_madt_entry()? Surely it's not related to this
> > patch.
> 
> Good catch. See patch below. Does it look okay?

Looks good to me, thanks.

Reviewed-by: Baoquan He <[email protected]>

> 
> > FWIW, 
> > 
> > Reviewed-by: Baoquan He <[email protected]>
> 
> Thanks!
> 
> From 23b7f9856a3d6b91c702def1e03872a60ae07d0e Mon Sep 17 00:00:00 2001
> From: "Kirill A. Shutemov" <[email protected]>
> Date: Mon, 19 Feb 2024 11:58:19 +0200
> Subject: [PATCH] ACPI: tables: Print MULTIPROC_WAKEUP when MADT is parse
> 
> When MADT is parsed, print MULTIPROC_WAKEUP information:
> 
> ACPI: MP Wakeup (version[1], mailbox[0x7fffd000], reset[0x7fffe068])
> 
> This debug information will be very helpful during bring up.
> 
> Signed-off-by: Kirill A. Shutemov <[email protected]>
> ---
>  drivers/acpi/tables.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
> index b07f7d091d13..c59a3617bca7 100644
> --- a/drivers/acpi/tables.c
> +++ b/drivers/acpi/tables.c
> @@ -198,6 +198,20 @@ void acpi_table_print_madt_entry(struct 
> acpi_subtable_header *header)
>               }
>               break;
>  
> +     case ACPI_MADT_TYPE_MULTIPROC_WAKEUP:
> +             {
> +                     struct acpi_madt_multiproc_wakeup *p =
> +                             (struct acpi_madt_multiproc_wakeup *)header;
> +                     u64 reset_vector = 0;
> +
> +                     if (p->version >= ACPI_MADT_MP_WAKEUP_VERSION_V1)
> +                             reset_vector = p->reset_vector;
> +
> +                     pr_debug("MP Wakeup (version[%d], mailbox[%#llx], 
> reset[%#llx])\n",
> +                              p->version, p->mailbox_address, reset_vector);
> +             }
> +             break;
> +
>       case ACPI_MADT_TYPE_CORE_PIC:
>               {
>                       struct acpi_madt_core_pic *p = (struct 
> acpi_madt_core_pic *)header;
> -- 
> 2.43.0
> 
> -- 
>   Kiryl Shutsemau / Kirill A. Shutemov
> 


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