FreeBSD/Linux Kernel Cross Reference
sys/arm/qualcomm/qcom_scm_defs.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2021 Adrian Chadd <adrian@FreeBSD.org>
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef __QCOM_SCM_DEFS_H__
    #define __QCOM_SCM_DEFS_H__
    
    /*
     * Maximum SCM arguments and return values.
     */
    #define MAX_QCOM_SCM_ARGS                       10
    #define MAX_QCOM_SCM_RETS                       3
    
    /*
     * SCM argument type definitions.
     */
    #define QCOM_SCM_ARGTYPE_VAL                    0x00
    #define QCOM_SCM_ARGTYPE_RO                     0x01
    #define QCOM_SCM_ARGTYPE_RW                     0x02
    #define QCOM_SCM_ARGTYPE_BUFVAL                 0x03
    
    /*
     * SCM calls + arguments.
     */
    #define QCOM_SCM_SVC_BOOT                       0x01
    #define         QCOM_SCM_BOOT_SET_ADDR          0x01
    #define         QCOM_SCM_BOOT_TERMINATE_PC      0x02
    #define         QCOM_SCM_BOOT_SET_DLOAD_MODE    0x10
    #define         QCOM_SCM_BOOT_SET_REMOTE_STATE  0x0a
    #define         QCOM_SCM_FLUSH_FLAG_MASK        0x3
    
    /* Flags for QCOM_SCM_BOOT_SET_ADDR argv[0] */
    /* Note: no COLDBOOT for CPU0, it's already booted */
    #define         QCOM_SCM_FLAG_COLDBOOT_CPU1     0x01
    #define         QCOM_SCM_FLAG_WARMBOOT_CPU1     0x02
    #define         QCOM_SCM_FLAG_WARMBOOT_CPU0     0x04
    #define         QCOM_SCM_FLAG_COLDBOOT_CPU2     0x08
    #define         QCOM_SCM_FLAG_WARMBOOT_CPU2     0x10
    #define         QCOM_SCM_FLAG_COLDBOOT_CPU3     0x20
    #define         QCOM_SCM_FLAG_WARMBOOT_CPU3     0x40
    
    #define QCOM_SCM_SVC_PIL                        0x02
    #define         QCOM_SCM_PIL_PAS_INIT_IMAGE     0x01
    #define         QCOM_SCM_PIL_PAS_MEM_SETUP      0x02
    #define         QCOM_SCM_PIL_PAS_AUTH_AND_RESET 0x05
    #define         QCOM_SCM_PIL_PAS_SHUTDOWN       0x06
    #define         QCOM_SCM_PIL_PAS_IS_SUPPORTED   0x07
    #define         QCOM_SCM_PIL_PAS_MSS_RESET      0x0a
    
    #define QCOM_SCM_SVC_IO                         0x05
    #define         QCOM_SCM_IO_READ                0x01
    #define         QCOM_SCM_IO_WRITE               0x02
    
    /*
     * Fetch SCM call availability information.
     */
    #define QCOM_SCM_SVC_INFO                       0x06
    #define         QCOM_SCM_INFO_IS_CALL_AVAIL     0x01
    
    #define QCOM_SCM_SVC_MP                         0x0c
    #define         QCOM_SCM_MP_RESTORE_SEC_CFG     0x02
    #define         QCOM_SCM_MP_IOMMU_SECURE_PTBL_SIZE      0x03
    #define         QCOM_SCM_MP_IOMMU_SECURE_PTBL_INIT      0x04
    #define         QCOM_SCM_MP_VIDEO_VAR           0x08
    #define         QCOM_SCM_MP_ASSIGN              0x16
    
    #define QCOM_SCM_SVC_OCMEM                      0x0f
    #define         QCOM_SCM_OCMEM_LOCK_CMD         0x01
    #define         QCOM_SCM_OCMEM_UNLOCK_CMD       0x02
    
    #define QCOM_SCM_SVC_ES                         0x10
    #define         QCOM_SCM_ES_INVALIDATE_ICE_KEY  0x03
    #define         QCOM_SCM_ES_CONFIG_SET_ICE_KEY  0x04
    
   #define QCOM_SCM_SVC_HDCP                       0x11
   #define         QCOM_SCM_HDCP_INVOKE            0x01
   
   #define QCOM_SCM_SVC_LMH                        0x13
   #define         QCOM_SCM_LMH_LIMIT_PROFILE_CHANGE       0x01
   #define         QCOM_SCM_LMH_LIMIT_DCVSH        0x10
   
   #define QCOM_SCM_SVC_SMMU_PROGRAM               0x15
   #define         QCOM_SCM_SMMU_CONFIG_ERRATA1    0x03
   #define         QCOM_SCM_SMMU_CONFIG_ERRATA1_CLIENT_ALL 0x02
   
   /*
    * Return values from the SCM calls.
    */
   #define QCOM_SCM_RETVAL_V2_EBUSY                -12
   #define QCOM_SCM_RETVAL_ENOMEM                  -5
   #define QCOM_SCM_RETVAL_EOPNOTSUPP              -4
   #define QCOM_SCM_RETVAL_EINVAL_ADDR             -3
   #define QCOM_SCM_RETVAL_EINVAL_ARG              -2
   #define QCOM_SCM_RETVAL_ERROR                   -1
   #define QCOM_SCM_RETVAL_INTERRUPTED             1
   
   #endif  /* __QCOM_SCM_DEFS_H__ */

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