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[PULL,52/63] hw/riscv/virt-acpi-build.c: Update the HID of RISC-V UART

Message ID a99658ab9daf2426f5f4b23db2caa74bebbee6d1.1721607331.git.mst@redhat.com
State New
Headers show
Series [PULL,01/63] hw/virtio/virtio-crypto: Fix op_code assignment in virtio_crypto_create_asym_session | expand

Commit Message

Michael S. Tsirkin July 22, 2024, 12:18 a.m. UTC 
From: Sunil V L <sunilvl@ventanamicro.com>

The requirement ACPI_060 in the RISC-V BRS specification [1], requires
NS16550 compatible UART to have the HID RSCV0003. So, update the HID for
the UART.

[1] -  https://github.com/riscv-non-isa/riscv-brs/releases/download/v0.0.2/riscv-brs-spec.pdf
       (Chapter 6)

Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20240716144306.2432257-3-sunilvl@ventanamicro.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/riscv/virt-acpi-build.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/riscv/virt-acpi-build.c b/hw/riscv/virt-acpi-build.c
index 5f5082a35b..36d6a3a412 100644
--- a/hw/riscv/virt-acpi-build.c
+++ b/hw/riscv/virt-acpi-build.c
@@ -170,7 +170,7 @@  acpi_dsdt_add_uart(Aml *scope, const MemMapEntry *uart_memmap,
                     uint32_t uart_irq)
 {
     Aml *dev = aml_device("COM0");
-    aml_append(dev, aml_name_decl("_HID", aml_string("PNP0501")));
+    aml_append(dev, aml_name_decl("_HID", aml_string("RSCV0003")));
     aml_append(dev, aml_name_decl("_UID", aml_int(0)));
 
     Aml *crs = aml_resource_template();