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-rw-r--r--src/sbefw/core/sbeIPLStatusLPC.C91
1 files changed, 91 insertions, 0 deletions
diff --git a/src/sbefw/core/sbeIPLStatusLPC.C b/src/sbefw/core/sbeIPLStatusLPC.C
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+/* IBM_PROLOG_BEGIN_TAG */
+/* This is an automatically generated prolog. */
+/* */
+/* $Source: src/sbefw/core/sbeConsole.C $ */
+/* */
+/* OpenPOWER sbe Project */
+/* */
+/* Contributors Listed Below - COPYRIGHT 2018-2019 */
+/* [+] International Business Machines Corp. */
+/* [+] Raptor Engineering, LLC */
+/* */
+/* */
+/* 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 "sbetrace.H"
+#include "fapi2.H"
+
+#include "sbeIPLStatusLPC.H"
+
+#include "p9_perv_scom_addresses.H"
+#include "p9_perv_scom_addresses_fld.H"
+#include "p9_misc_scom_addresses.H"
+#include "p9_misc_scom_addresses_fld.H"
+
+#include "sberegaccess.H"
+#include "sbeglobals.H"
+#include "p9_lpc_utils.H"
+
+using namespace fapi2;
+
+static uint32_t writeLPCReg(uint8_t i_addr,
+ uint8_t i_data)
+{
+ uint32_t rc = SBE_SEC_OPERATION_SUCCESSFUL;
+
+ do {
+ Target<TARGET_TYPE_PROC_CHIP > proc = plat_getChipTarget();
+
+ buffer<uint32_t> data = 0;
+ data.insert(i_data, 0, 8);
+
+ ReturnCode fapiRc = lpc_rw(proc,
+ LPC_IO_SPACE + i_addr,
+ sizeof(uint8_t),
+ false,
+ false,
+ data);
+ if(fapiRc != FAPI2_RC_SUCCESS)
+ {
+ rc = SBE_SEC_LPC_ACCESS_FAILED;
+ break;
+ }
+ } while(0);
+
+ return rc;
+}
+
+void postPutIStep(char major, char minor)
+{
+ #define SBE_FUNC "postPutIStep"
+ uint32_t rc = SBE_SEC_OPERATION_SUCCESSFUL;
+ do {
+ rc = writeLPCReg(0x81, major);
+ if(rc != SBE_SEC_OPERATION_SUCCESSFUL)
+ {
+ SBE_ERROR(SBE_FUNC " failure to write IPL status 1");
+ break;
+ }
+
+ rc = writeLPCReg(0x82, minor);
+ if(rc != SBE_SEC_OPERATION_SUCCESSFUL)
+ {
+ SBE_ERROR(SBE_FUNC " failure to write IPL status 2");
+ break;
+ }
+
+ } while(0);
+
+ #undef SBE_FUNC
+}
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