PMUFW: MOD: Add new module for legacy power request handling

CSU ROM and FSBL send power up/down requests to PMU via the
PWR_UP/PWR_DN request register in PMU_GLOBAL. This module
handles these requests and routes them to respective ROM handlers

Signed-off-by: Jyotheeswar Reddy <jyothee@xilinx.com>

lib/sw_apps/zynqmp_pmufw/src/xpfw_mod_legacy.c

@@ -0,0 +1,81 @@
+/******************************************************************************
+*
+* Copyright (C) 2015 Xilinx, Inc.  All rights reserved.
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to deal
+* in the Software without restriction, including without limitation the rights
+* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+* copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in
+* all copies or substantial portions of the Software.
+*
+* Use of the Software is limited solely to applications:
+* (a) running on a Xilinx device, or
+* (b) that interact with a Xilinx device through a bus or interconnect.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+* SOFTWARE.
+*
+* Except as contained in this notice, the name of the Xilinx shall not be used
+* in advertising or otherwise to promote the sale, use or other dealings in
+* this Software without prior written authorization from Xilinx.
+*
+******************************************************************************/
+
+
+#include "xpfw_default.h"
+#include "xpfw_rom_interface.h"
+#include "xpfw_config.h"
+#include "xpfw_core.h"
+#include "xpfw_events.h"
+#include "xpfw_module.h"
+
+/* CfgInit Handler */
+static void LegacyCfgInit(const XPfw_Module_t *ModPtr, const u32 *CfgData,
+		u32 Len)
+{
+	/* Used for Power Up/Dn request handling */
+	XPfw_CoreRegisterEvent(ModPtr, XPFW_EV_REQ_PWRUP);
+	XPfw_CoreRegisterEvent(ModPtr, XPFW_EV_REQ_PWRDN);
+
+	fw_printf("LEGACY PWR UP/DN (MOD-%d): Initialized.\r\n", ModPtr->ModId);
+}
+
+/* Event Handler */
+static void LegacyEventHandler(const XPfw_Module_t *ModPtr, u32 EventId)
+{
+	if (XPFW_EV_REQ_PWRUP == EventId) {
+		/* Call ROM Handler for PwrUp */
+		fw_printf("XPFW: Calling ROM PWRUP Handler..");
+		XpbrServHndlrTbl[XPBR_SERV_EXT_PWRUP_REQS]();
+		fw_printf("Done\r\n");
+	}
+
+	if (XPFW_EV_REQ_PWRDN == EventId) {
+		/* Call ROM Handler for PwrDn */
+		fw_printf("XPFW: Calling ROM PWRDN Handler..");
+		XpbrServHndlrTbl[XPBR_SERV_EXT_PWRDN_REQS]();
+		fw_printf("Done\r\n");
+	}
+
+}
+
+/*
+ * Create a Mod and assign the Handlers. We will call this function
+ * from XPfw_UserStartup()
+ */
+void ModLegacyInit(void)
+{
+	const XPfw_Module_t *LegacyModPtr = XPfw_CoreCreateMod();
+
+	(void) XPfw_CoreSetCfgHandler(LegacyModPtr, LegacyCfgInit);
+	(void) XPfw_CoreSetEventHandler(LegacyModPtr, LegacyEventHandler);
+}

lib/sw_apps/zynqmp_pmufw/src/xpfw_mod_legacy.h

@@ -0,0 +1,38 @@
+/******************************************************************************
+*
+* Copyright (C) 2015 Xilinx, Inc.  All rights reserved.
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to deal
+* in the Software without restriction, including without limitation the rights
+* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+* copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in
+* all copies or substantial portions of the Software.
+*
+* Use of the Software is limited solely to applications:
+* (a) running on a Xilinx device, or
+* (b) that interact with a Xilinx device through a bus or interconnect.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+* SOFTWARE.
+*
+* Except as contained in this notice, the name of the Xilinx shall not be used
+* in advertising or otherwise to promote the sale, use or other dealings in
+* this Software without prior written authorization from Xilinx.
+*
+******************************************************************************/
+
+#ifndef XPFW_MOD_LEGACY_H_
+#define XPFW_MOD_LEGACY_H_
+
+void ModLegacyInit(void);
+
+#endif /* XPFW_MOD_LEGACY_H_ */

lib/sw_apps/zynqmp_pmufw/src/xpfw_user_startup.c

@@ -44,6 +44,7 @@
 #include "pm_defs.h"
 
 #include "xpfw_mod_dap.h"
+#include "xpfw_mod_legacy.h"
 
 #ifdef ENABLE_PM
 static void PmIpiHandler(const XPfw_Module_t *ModPtr, u32 IpiNum, u32 SrcMask)
@@ -269,4 +270,5 @@ void XPfw_UserStartUp(void)
 	ModPmInit();
 	(void)ModSchInit();
 	ModDapInit();
+	ModLegacyInit();
 }

lib/sw_apps/zynqmp_pmufw/src/xpfw_version.h

@@ -1,4 +1,4 @@
 #ifndef ZYNQMP_XPFW_VERSION__H_
  #define ZYNQMP_XPFW_VERSION__H_
- #define ZYNQMP_XPFW_VERSION	"2015.3-rc1-5-gf87012a6ce99"
+ #define ZYNQMP_XPFW_VERSION	"2015.3-rc1-6-g61cf37508b43"
  #endif