plat/xilinx/zynqmp/pm_service/pm_common.h

   1 /*
   2  * Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved.
   3  *
   4  * SPDX-License-Identifier: BSD-3-Clause
   5  */
   6
   7 /*
   8  * Contains definitions of commonly used macros and data types needed
   9  * for PU Power Management. This file should be common for all PU's.
  10  */
  11
  12 #ifndef PM_COMMON_H
  13 #define PM_COMMON_H
  14
  15 #include <stdint.h>
  16
  17 #include <common/debug.h>
  18
  19 #include "pm_defs.h"
  20
  21 #define PAYLOAD_ARG_CNT         6U
  22 #define PAYLOAD_ARG_SIZE        4U      /* size in bytes */
  23
  24 #define ZYNQMP_TZ_VERSION_MAJOR         1
  25 #define ZYNQMP_TZ_VERSION_MINOR         0
  26 #define ZYNQMP_TZ_VERSION               ((ZYNQMP_TZ_VERSION_MAJOR << 16) | \
  27                                         ZYNQMP_TZ_VERSION_MINOR)
  28
  29 /**
  30  * pm_ipi - struct for capturing IPI-channel specific info
  31  * @apu_ipi_id  APU IPI agent ID
  32  * @pmu_ipi_id  PMU Agent ID
  33  * @buffer_base base address for payload buffer
  34  */
  35 struct pm_ipi {
  36         const uint32_t apu_ipi_id;
  37         const uint32_t pmu_ipi_id;
  38         const uintptr_t buffer_base;
  39 };
  40
  41 /**
  42  * pm_proc - struct for capturing processor related info
  43  * @node_id     node-ID of the processor
  44  * @pwrdn_mask  cpu-specific mask to be used for power control register
  45  * @ipi         pointer to IPI channel structure
  46  *              (in APU all processors share one IPI channel)
  47  */
  48 struct pm_proc {
  49         const enum pm_node_id node_id;
  50         const unsigned int pwrdn_mask;
  51         const struct pm_ipi *ipi;
  52 };
  53
  54 const struct pm_proc *pm_get_proc(unsigned int cpuid);
  55 const struct pm_proc *pm_get_proc_by_node(enum pm_node_id nid);
  56
  57 #endif /* PM_COMMON_H */