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[RFC PATCH 12/12] virt/acpi: add SDEI table if SDEI is enabled
From: |
Heyi Guo |
Subject: |
[RFC PATCH 12/12] virt/acpi: add SDEI table if SDEI is enabled |
Date: |
Tue, 24 Sep 2019 23:21:51 +0800 |
Add SDEI table if SDEI is enabled, so that guest OS can get aware and
utilize the interfaces.
Signed-off-by: Heyi Guo <address@hidden>
Cc: Peter Maydell <address@hidden>
Cc: Dave Martin <address@hidden>
Cc: Marc Zyngier <address@hidden>
Cc: Mark Rutland <address@hidden>
Cc: James Morse <address@hidden>
Cc: Shannon Zhao <address@hidden>
Cc: "Michael S. Tsirkin" <address@hidden>
Cc: Igor Mammedov <address@hidden>
---
hw/arm/virt-acpi-build.c | 16 ++++++++++++++++
include/hw/acpi/acpi-defs.h | 5 +++++
2 files changed, 21 insertions(+)
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index 6cdf156..1088214 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -32,6 +32,7 @@
#include "trace.h"
#include "hw/core/cpu.h"
#include "target/arm/cpu.h"
+#include "target/arm/sdei.h"
#include "hw/acpi/acpi-defs.h"
#include "hw/acpi/acpi.h"
#include "hw/nvram/fw_cfg.h"
@@ -475,6 +476,16 @@ build_iort(GArray *table_data, BIOSLinker *linker,
VirtMachineState *vms)
}
static void
+build_sdei(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
+{
+ int sdei_start = table_data->len;
+
+ (void)acpi_data_push(table_data, sizeof(AcpiSdei));
+ build_header(linker, table_data, (void *)(table_data->data + sdei_start),
+ "SDEI", table_data->len - sdei_start, 1, NULL, NULL);
+}
+
+static void
build_spcr(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
{
AcpiSerialPortConsoleRedirection *spcr;
@@ -796,6 +807,11 @@ void virt_acpi_build(VirtMachineState *vms,
AcpiBuildTables *tables)
acpi_add_table(table_offsets, tables_blob);
build_spcr(tables_blob, tables->linker, vms);
+ if (sdei_enabled) {
+ acpi_add_table(table_offsets, tables_blob);
+ build_sdei(tables_blob, tables->linker, vms);
+ }
+
if (ms->numa_state->num_nodes > 0) {
acpi_add_table(table_offsets, tables_blob);
build_srat(tables_blob, tables->linker, vms);
diff --git a/include/hw/acpi/acpi-defs.h b/include/hw/acpi/acpi-defs.h
index 57a3f58..0a2265d 100644
--- a/include/hw/acpi/acpi-defs.h
+++ b/include/hw/acpi/acpi-defs.h
@@ -634,4 +634,9 @@ struct AcpiIortRC {
} QEMU_PACKED;
typedef struct AcpiIortRC AcpiIortRC;
+struct AcpiSdei {
+ ACPI_TABLE_HEADER_DEF /* ACPI common table header */
+} QEMU_PACKED;
+typedef struct AcpiSdei AcpiSdei;
+
#endif
--
1.8.3.1
- [RFC PATCH 01/12] linux-headers: import arm_sdei.h, (continued)
- [RFC PATCH 01/12] linux-headers: import arm_sdei.h, Heyi Guo, 2019/09/24
- [RFC PATCH 04/12] arm/sdei: add system reset callback, Heyi Guo, 2019/09/24
- [RFC PATCH 06/12] core/irq: add qemu_irq_remove_intercept interface, Heyi Guo, 2019/09/24
- [RFC PATCH 10/12] arm/sdei: check KVM cap and enable SDEI, Heyi Guo, 2019/09/24
- [RFC PATCH 05/12] arm/sdei: add support to trigger event by GIC interrupt ID, Heyi Guo, 2019/09/24
- [RFC PATCH 02/12] arm/sdei: add virtual device framework, Heyi Guo, 2019/09/24
- [RFC PATCH 07/12] arm/sdei: override qemu_irq handler when binding interrupt, Heyi Guo, 2019/09/24
- [RFC PATCH 11/12] arm/kvm: handle guest exit of hypercall, Heyi Guo, 2019/09/24
- [RFC PATCH 12/12] virt/acpi: add SDEI table if SDEI is enabled,
Heyi Guo <=
- [RFC PATCH 09/12] linux-headers/kvm.h: add capability to forward hypercall, Heyi Guo, 2019/09/24
- [RFC PATCH 08/12] arm/sdei: add support to register interrupt bind notifier, Heyi Guo, 2019/09/24
- [RFC PATCH 03/12] arm/sdei: add support to handle SDEI requests from guest, Heyi Guo, 2019/09/24
- Re: [RFC PATCH 00/12] Add SDEI support for arm64, no-reply, 2019/09/25
- Re: [RFC PATCH 00/12] Add SDEI support for arm64, no-reply, 2019/09/25
- Re: [RFC PATCH 00/12] Add SDEI support for arm64, Peter Maydell, 2019/09/30