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hw/acpi: Upgrade ACPI SPCR table to support SPCR table revision 4 format

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Update the SPCR table to accommodate the SPCR Table revision 4 [1].
The SPCR table has been modified to adhere to the revision 4 format [2].

[1]: https://learn.microsoft.com/en-us/windows-hardware/drivers/serports/serial-port-console-redirection-table
[2]: https://github.com/acpica/acpica/pull/931

Signed-off-by: Sia Jee Heng <jeeheng.sia@starfivetech.com>
Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-ID: <20241028015744.624943-3-jeeheng.sia@starfivetech.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Sia Jee Heng 2024-10-27 18:57:43 -07:00 • committed by Alistair Francis
parent a205d0bcc8
commit 6ab861421c
6 changed files with 42 additions and 13 deletions
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6
hw/loongarch/acpi-build.c
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@ -276,8 +276,12 @@ spcr_setup(GArray *table_data, BIOSLinker *linker, MachineState *machine)
};
lvms = LOONGARCH_VIRT_MACHINE(machine);
/*
* Passing NULL as the SPCR Table for Revision 2 doesn't support
* NameSpaceString.
*/
build_spcr(table_data, linker, &serial, 2, lvms->oem_id,
lvms->oem_table_id);
lvms->oem_table_id, NULL);
}
typedef