Support for serial console.

Change-Id: Ia1b11f68cc4be175076562b7daf0291b14df498b
Origin: Google Shared Technology
RTC: 97495
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/13250
Tested-by: Jenkins Server
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/src/usr/console/uartconfig.C b/src/usr/console/uartconfig.C
new file mode 100644
index 000000000..e0c88f40a
--- /dev/null
+++ b/src/usr/console/uartconfig.C
@@ -0,0 +1,44 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/usr/console/uartconfig.C $                                */
+/*                                                                        */
+/* OpenPOWER HostBoot Project                                             */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2014                             */
+/* [+] Google Inc.                                                        */
+/* [+] International Business Machines Corp.                              */
+/*                                                                        */
+/*                                                                        */
+/* Licensed under the Apache License, Version 2.0 (the "License");        */
+/* you may not use this file except in compliance with the License.       */
+/* You may obtain a copy of the License at                                */
+/*                                                                        */
+/*     http://www.apache.org/licenses/LICENSE-2.0                         */
+/*                                                                        */
+/* Unless required by applicable law or agreed to in writing, software    */
+/* distributed under the License is distributed on an "AS IS" BASIS,      */
+/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
+/* implied. See the License for the specific language governing           */
+/* permissions and limitations under the License.                         */
+/*                                                                        */
+/* IBM_PROLOG_END_TAG                                                     */
+#include "uart.H"
+
+const uint64_t CONSOLE::g_uartBase = 0x3f8;
+const uint64_t CONSOLE::g_uartBaud = 115200;
+const uint64_t CONSOLE::g_uartClock = 1843200;
+
+/* Someone could decide to make these attributes that are accessed like:
+ *      TARGETING::Target *sys;
+ *      TARGETING::targetService().getTopLevelTarget(sys);
+ *
+ *      g_uartBase = sys->getAttr<TARGETING::ATTR_CONSOLE_UART_BASE>();
+ *      g_uartBaud = sys->getAttr<TARGETING::ATTR_CONSOLE_UART_BAUD_RATE>();
+ *
+ * ( though the variables would need to be initialized via a function call
+ *   indirection )
+ *
+ * In order to do this, we'd have to remove this file from the object
+ * list and insert a new file via a config option.
+ */