163 lines
2.9 KiB
C
Executable file
163 lines
2.9 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef __TZ_M4U_H__
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#define __TZ_M4U_H__
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/* #include "drStd.h" */
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#ifdef CONFIG_MTK_PSEUDO_M4U
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#include "mach/mt_iommu.h"
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#else
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#include "m4u_port.h"
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#endif
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* #define __M4U_SECURE_SYSTRACE_ENABLE__ */
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#define M4U_NONSEC_MVA_START (0x40000000)
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#define CMD_M4U_MAGIC (0x77880000)
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enum m4u_cmd {
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CMD_M4U_ADD = CMD_M4U_MAGIC,
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CMD_M4U_CFG_PORT,
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CMD_M4U_MAP_NONSEC_BUFFER,
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CMD_M4U_SEC_INIT,
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CMD_M4U_ALLOC_MVA,
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CMD_M4U_DEALLOC_MVA,
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CMD_M4U_REG_BACKUP,
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CMD_M4U_REG_RESTORE,
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CMD_M4U_PRINT_PORT,
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CMD_M4U_DUMP_SEC_PGTABLE,
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CMD_M4UTL_INIT,
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CMD_M4U_OPEN_SESSION,
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CMD_M4U_CLOSE_SESSION,
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CMD_M4U_CFG_PORT_ARRAY,
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CMD_M4U_SYSTRACE_MAP,
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CMD_M4U_SYSTRACE_UNMAP,
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CMD_M4U_SYSTRACE_TRANSACT,
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CMD_M4U_LARB_BACKUP,
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CMD_M4U_LARB_RESTORE,
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CMD_M4U_UNMAP_NONSEC_BUFFER,
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CMD_M4U_GET_RESERVED_MEMORY,
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CMD_M4U_GET_SEC_MEM,
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CMD_M4U_NUM,
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};
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#define M4U_RET_OK 0
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#define M4U_RET_UNKNOWN_CMD -1
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#define M4U_RET_NO_PERM -2
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#define EXIT_ERROR ((uint32_t)(-1))
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struct m4u_add_param {
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int a;
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int b;
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int result;
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};
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#define M4U_SIN_NAME_LEN 12
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struct m4u_session_param {
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int sid;
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char name[M4U_SIN_NAME_LEN];
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};
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struct m4u_cfg_port_param {
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int port;
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int virt;
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int sec;
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int distance;
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int direction;
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};
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struct m4u_buf_param {
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int port;
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unsigned int mva;
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unsigned int size;
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unsigned long long pa;
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};
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#define TZ_M4U_MAX_MEM_CHUNK_NR 2
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struct m4u_sec_mem_param {
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uint64_t pa[TZ_M4U_MAX_MEM_CHUNK_NR];
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uint64_t sz[TZ_M4U_MAX_MEM_CHUNK_NR];
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uint64_t mva[TZ_M4U_MAX_MEM_CHUNK_NR];
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unsigned int nr;
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};
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struct m4u_init_param {
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unsigned long long nonsec_pt_pa;
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int l2_en;
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unsigned int sec_pt_pa;
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struct m4u_sec_mem_param sec_mem;
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unsigned int chunk_nr;
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int reinit;
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};
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struct m4u_systrace_param {
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unsigned long pa;
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unsigned long size;
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};
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struct m4u_cfg_port_array_param {
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unsigned char m4u_port_array[M4U_PORT_NR];
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};
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struct m4u_larb_restore_param {
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unsigned int larb_idx;
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};
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struct m4u_reserved_memory_param {
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unsigned int reserved_mem_start;
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unsigned int reserved_mem_size;
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};
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struct m4u_msg {
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unsigned int cmd;
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unsigned int retval_for_tbase; /* it must be 0 */
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unsigned int rsp;
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union {
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struct m4u_session_param session_param;
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struct m4u_cfg_port_param port_param;
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struct m4u_buf_param buf_param;
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struct m4u_init_param init_param;
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struct m4u_cfg_port_array_param port_array_param;
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#ifdef __M4U_SECURE_SYSTRACE_ENABLE__
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struct m4u_systrace_param systrace_param;
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#endif
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struct m4u_larb_restore_param larb_param;
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struct m4u_reserved_memory_param reserved_memory_param;
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struct m4u_sec_mem_param sec_mem_param;
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};
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};
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/* logs */
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#define M4U_U64_FMT "0x%08x_%08x"
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#define M4U_U64_PR(u64) ((uint32_t)((u64) >> 32), (uint32_t)(u64))
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/* should be removed before MP */
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#define TZ_M4U_DBG
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#if defined(__cplusplus)
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}
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#endif
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#endif /* TLFOO_H_ */
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