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-/*
- * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 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.
- *
- * Neither the name of ARM nor the names of its contributors may be used
- * to endorse or promote products derived from this software without specific
- * prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
- */
-
-#ifndef __SCPI_H__
-#define __SCPI_H__
-
-#include <stddef.h>
-#include <stdint.h>
-
-extern void *scpi_secure_message_start(void);
-extern void scpi_secure_message_send(unsigned command, size_t size);
-extern unsigned scpi_secure_message_receive(void **message_out, size_t *size_out);
-extern void scpi_secure_message_end(void);
-
-
-enum {
- SCP_OK = 0, /* Success */
- SCP_E_PARAM, /* Invalid parameter(s) */
- SCP_E_ALIGN, /* Invalid alignment */
- SCP_E_SIZE, /* Invalid size */
- SCP_E_HANDLER, /* Invalid handler or callback */
- SCP_E_ACCESS, /* Invalid access or permission denied */
- SCP_E_RANGE, /* Value out of range */
- SCP_E_TIMEOUT, /* Time out has ocurred */
- SCP_E_NOMEM, /* Invalid memory area or pointer */
- SCP_E_PWRSTATE, /* Invalid power state */
- SCP_E_SUPPORT, /* Feature not supported or disabled */
-};
-
-typedef uint32_t scpi_status_t;
-
-typedef enum {
- SCPI_CMD_SCP_READY = 0x01,
- SCPI_CMD_SET_CSS_POWER_STATE = 0x04,
- SCPI_CMD_SYS_POWER_STATE = 0x08
-} scpi_command_t;
-
-typedef enum {
- scpi_power_on = 0,
- scpi_power_retention = 1,
- scpi_power_off = 3,
-} scpi_power_state_t;
-
-typedef enum {
- scpi_system_shutdown = 0,
- scpi_system_reboot = 1,
- scpi_system_reset = 2
-} scpi_system_state_t;
-
-extern int scpi_wait_ready(void);
-extern void scpi_set_css_power_state(unsigned mpidr, scpi_power_state_t cpu_state,
- scpi_power_state_t cluster_state, scpi_power_state_t css_state);
-uint32_t scpi_sys_power_state(scpi_system_state_t system_state);
-
-#endif /* __SCPI_H__ */