Platforms/ARM: add SPCR and DBG2 for Juno

These tables allow console initialisation for an OS without adding
specific arguments to the cmdline for linux or other methods on Windows

DBG2 table needs a dummy OEM Data: field to work around a bug in iasl
parser.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Graeme Gregory <graeme.gregory@linaro.org>

3 files changed, 147 insertions, 0 deletions

diff --git a/Platforms/ARM/Juno/AcpiTables/AcpiTables.inf b/Platforms/ARM/Juno/AcpiTables/AcpiTables.inf
index 76a0d0a..a42fdfd 100644
--- a/Platforms/ARM/Juno/AcpiTables/AcpiTables.inf
+++ b/Platforms/ARM/Juno/AcpiTables/AcpiTables.inf
@@ -23,6 +23,8 @@
 

 [Sources]

   Dsdt.asl

+  Dbg2.asl

+  Spcr.asl

   Facs.aslc

   Fadt.aslc

   Gtdt.aslc

diff --git a/Platforms/ARM/Juno/AcpiTables/Dbg2.asl b/Platforms/ARM/Juno/AcpiTables/Dbg2.asl
new file mode 100644
index 0000000..f57fa7e
--- /dev/null
+++ b/Platforms/ARM/Juno/AcpiTables/Dbg2.asl
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2015, Graeme Gregory <graeme.gregory@linaro.org>
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright 
+ * notice, this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the 
+ * documentation and/or other materials provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * 
+ * NB: This License is also known as the "BSD 2-Clause License".
+ * 
+ *
+ * [DBG2] ACPI Table
+ *
+ */
+
+[0004]                    Signature : "DBG2"    [Debug Port table type 2]
+[0004]                 Table Length : 0000005A
+[0001]                     Revision : 00
+[0001]                     Checksum : 06
+[0006]                       Oem ID : "LINARO"
+[0008]                 Oem Table ID : "ARM-JUNO"
+[0004]                 Oem Revision : 00000000
+[0004]              Asl Compiler ID : "INTL"
+[0004]        Asl Compiler Revision : 20140926
+
+[0004]                  Info Offset : 0000002C
+[0004]                   Info Count : 00000001
+
+[0001]                     Revision : 00
+[0002]                       Length : 002C
+[0001]               Register Count : 01
+[0002]              Namepath Length : 0005
+[0002]              Namepath Offset : 0026
+[0002]              OEM Data Length : 0000 [Optional field not present]
+[0002]              OEM Data Offset : 0000 [Optional field not present]
+[0002]                    Port Type : 8000
+[0002]                 Port Subtype : 0003
+[0002]                     Reserved : 0000
+[0002]          Base Address Offset : 0016
+[0002]          Address Size Offset : 0022
+
+[000C]        Base Address Register : [Generic Address Structure]
+[0001]                     Space ID : 00 [SystemMemory]
+[0001]                    Bit Width : 20
+[0001]                   Bit Offset : 00
+[0001]         Encoded Access Width : 03 [DWord Access:32]
+[0008]                      Address : 000000007FF80000
+
+[0004]                 Address Size : 00001000
+
+[0004]                     Namepath : "COM1"
+[0001]                     OEM Data : 00
diff --git a/Platforms/ARM/Juno/AcpiTables/Spcr.asl b/Platforms/ARM/Juno/AcpiTables/Spcr.asl
new file mode 100644
index 0000000..2b65326
--- /dev/null
+++ b/Platforms/ARM/Juno/AcpiTables/Spcr.asl
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2015, Graeme Gregory <graeme.gregory@linaro.org>
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright 
+ * notice, this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the 
+ * documentation and/or other materials provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * 
+ * NB: This License is also known as the "BSD 2-Clause License".
+ * 
+ *
+ * [SPCR] ACPI Table
+ *
+ */
+
+[0004]                    Signature : "SPCR"    [Serial Port Console Redirection table]
+[0004]                 Table Length : 00000050
+[0001]                     Revision : 02
+[0001]                     Checksum : 29
+[0006]                       Oem ID : "LINARO"
+[0008]                 Oem Table ID : "ARM-JUNO"
+[0004]                 Oem Revision : 00000000
+[0004]              Asl Compiler ID : "INTL"
+[0004]        Asl Compiler Revision : 20140926
+
+[0001]               Interface Type : 03
+[0003]                     Reserved : 000000
+
+[000C]         Serial Port Register : [Generic Address Structure]
+[0001]                     Space ID : 00 [SystemMemory]
+[0001]                    Bit Width : 20
+[0001]                   Bit Offset : 00
+[0001]         Encoded Access Width : 03 [DWord Access:32]
+[0008]                      Address : 000000007FF80000
+
+[0001]               Interrupt Type : 08
+[0001]          PCAT-compatible IRQ : 00
+[0004]                    Interrupt : 00000073
+[0001]                    Baud Rate : 07
+[0001]                       Parity : 00
+[0001]                    Stop Bits : 01
+[0001]                 Flow Control : 00
+[0001]                Terminal Type : 03
+[0001]                     Reserved : 00
+[0002]                PCI Device ID : FFFF
+[0002]                PCI Vendor ID : FFFF
+[0001]                      PCI Bus : 00
+[0001]                   PCI Device : 00
+[0001]                 PCI Function : 00
+[0004]                    PCI Flags : 00000000
+[04Bh]                  PCI Segment : 00
+[04Ch]                     Reserved : 00000000
+