ote_ext_nv.h

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/*
 * Copyright (c) 2013-2016, NVIDIA CORPORATION. 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.
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS 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.
 */

#ifndef __OTE_EXT_NV_H
#define __OTE_EXT_NV_H

#include <common/ote_common.h>
#include <common/ote_ioctl.h>

typedef enum {
    OTE_EXT_NV_CM_OP_CLEAN      = 1,
    OTE_EXT_NV_CM_OP_INVALIDATE = 2,
    OTE_EXT_NV_CM_OP_FLUSH      = 3,
} te_ext_nv_cache_maint_op_t;

typedef struct {
    uint32_t id;        
    void *addr;     
} te_map_mem_addr_args_t;

typedef struct {
    void *vaddr;        
    uint64_t paddr;     
} te_v_to_p_args_t;

typedef struct {
    void *vaddr;        
    uint32_t length;    
    uint32_t op;        
} te_cache_maint_args_t;

typedef enum {
    OTE_SS_CONFIG_RPMB_ENABLE       = 0x0000001,
    OTE_SS_CONFIG_CPC_ENABLE        = 0x0000002,
} te_ss_config_option_t;

te_error_t te_ext_nv_cache_maint(te_ext_nv_cache_maint_op_t op, void *addr,
                uint32_t length);

te_error_t te_ext_nv_virt_to_phys(void *addr, uint64_t *paddr);

#ifdef CONFIG_TRUSTY

te_error_t te_ext_trusty_prepare_dma(void *addr, uint64_t *paddr, uint32_t size, bool write);

long te_ext_trusty_finish_dma(void *regs, uint32_t size, bool write);

#endif

te_error_t te_ext_nv_get_map_addr(uint32_t id, void **addr);

#ifdef CONFIG_TRUSTY

te_error_t te_ext_nv_get_map_addr_trusty(uint32_t id, void **addr, uint32_t size);

long te_ext_nv_get_unmap_addr_trusty(void *regs, uint32_t size);

#endif

#endif