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[PULL,27/28] ACPI: Add definitions for the SPCR table

Message ID 1434389098-13430-28-git-send-email-peter.maydell@linaro.org
State New
Headers show

Commit Message

Peter Maydell June 15, 2015, 5:24 p.m. UTC 
From: Andrew Jones <drjones@redhat.com>

SPCR is the Serial Port Console Redirection Table. See the document
linked from http://uefi.org/acpi. For serial port types, "Interface
Type", see the documentation for the Debug Port Table 2 (DBG2).

Signed-off-by: Andrew Jones <drjones@redhat.com>
Tested-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 1433929959-29530-2-git-send-email-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 include/hw/acpi/acpi-defs.h | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
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Patch

diff --git a/include/hw/acpi/acpi-defs.h b/include/hw/acpi/acpi-defs.h
index 59cf277..7b4bfb7 100644
--- a/include/hw/acpi/acpi-defs.h
+++ b/include/hw/acpi/acpi-defs.h
@@ -197,6 +197,38 @@  enum {
 };
 
 /*
+ * Serial Port Console Redirection Table (SPCR), Rev. 1.02
+ *
+ * For .interface_type see Debug Port Table 2 (DBG2) serial port
+ * subtypes in Table 3, Rev. May 22, 2012
+ */
+struct AcpiSerialPortConsoleRedirection {
+    ACPI_TABLE_HEADER_DEF
+    uint8_t  interface_type;
+    uint8_t  reserved1[3];
+    struct AcpiGenericAddress base_address;
+    uint8_t  interrupt_types;
+    uint8_t  irq;
+    uint32_t gsi;
+    uint8_t  baud;
+    uint8_t  parity;
+    uint8_t  stopbits;
+    uint8_t  flowctrl;
+    uint8_t  term_type;
+    uint8_t  reserved2;
+    uint16_t pci_device_id;
+    uint16_t pci_vendor_id;
+    uint8_t  pci_bus;
+    uint8_t  pci_slot;
+    uint8_t  pci_func;
+    uint32_t pci_flags;
+    uint8_t  pci_seg;
+    uint32_t reserved3;
+} QEMU_PACKED;
+typedef struct AcpiSerialPortConsoleRedirection
+               AcpiSerialPortConsoleRedirection;
+
+/*
  * ACPI 1.0 Root System Description Table (RSDT)
  */
 struct AcpiRsdtDescriptorRev1