Commit 95794c73 authored by Tejas Patel's avatar Tejas Patel Committed by Jolly Shah
Browse files

xilinx: versal: Add get_api_version support



Add support for EEMI API get_api_verion.

Signed-off-by: default avatarTejas Patel <tejas.patel@xilinx.com>
Signed-off-by: default avatarJolly Shah <jolly.shah@xilinx.com>
Change-Id: Ic1ef90a194ae6164994a7fc5d8ff0b7b192636fe
parent c73a90e5
......@@ -67,4 +67,5 @@ BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \
plat/xilinx/versal/versal_gicv3.c \
plat/xilinx/versal/versal_ipi.c \
plat/xilinx/versal/pm_service/pm_svc_main.c \
plat/xilinx/versal/pm_service/pm_api_sys.c \
plat/xilinx/versal/pm_service/pm_client.c
/*
* Copyright (c) 2019, Xilinx, Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* Versal system level PM-API functions and communication with PMC via
* IPI interrupts
*/
#include <pm_common.h>
#include <pm_ipi.h>
#include "pm_api_sys.h"
#include "pm_client.h"
/*********************************************************************
* Target module IDs macros
********************************************************************/
#define LIBPM_MODULE_ID 0x2
#define LOADER_MODULE_ID 0x7
/**
* Assigning of argument values into array elements.
*/
#define PM_PACK_PAYLOAD1(pl, mid, arg0) { \
pl[0] = (uint32_t)((uint32_t)((arg0) & 0xFF) | (mid << 8)); \
}
/* PM API functions */
/**
* pm_get_api_version() - Get version number of PMC PM firmware
* @version Returns 32-bit version number of PMC Power Management Firmware
*
* @return Returns status, either success or error+reason
*/
enum pm_ret_status pm_get_api_version(unsigned int *version)
{
uint32_t payload[PAYLOAD_ARG_CNT];
/* Send request to the PMC */
PM_PACK_PAYLOAD1(payload, LIBPM_MODULE_ID, PM_GET_API_VERSION);
return pm_ipi_send_sync(primary_proc, payload, version, 1);
}
/*
* Copyright (c) 2019, Xilinx, Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PM_API_SYS_H
#define PM_API_SYS_H
#include <stdint.h>
/**********************************************************
* PM API function declarations
**********************************************************/
enum pm_ret_status pm_get_api_version(unsigned int *version);
#endif /* PM_API_SYS_H */
......@@ -22,6 +22,9 @@
#define XPM_DEVID_ACPU_0 APU_DEVID(XPM_NODEIDX_DEV_ACPU_0)
#define XPM_DEVID_ACPU_1 APU_DEVID(XPM_NODEIDX_DEV_ACPU_1)
/* PM API ids */
#define PM_GET_API_VERSION 1U
/*********************************************************************
* Enum definitions
********************************************************************/
......
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