| /* |
| * Copyright (c) 2013-2014, 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 __CM_H__ |
| #define __CM_H__ |
| |
| #include <stdint.h> |
| |
| /******************************************************************************* |
| * Function & variable prototypes |
| ******************************************************************************/ |
| extern void cm_init(void); |
| extern void *cm_get_context(uint64_t mpidr, uint32_t security_state); |
| extern void cm_set_context(uint64_t mpidr, |
| void *context, |
| uint32_t security_state); |
| extern void cm_el3_sysregs_context_save(uint32_t security_state); |
| extern void cm_el3_sysregs_context_restore(uint32_t security_state); |
| extern void cm_el1_sysregs_context_save(uint32_t security_state); |
| extern void cm_el1_sysregs_context_restore(uint32_t security_state); |
| extern void cm_set_el3_eret_context(uint32_t security_state, uint64_t entrypoint, |
| uint32_t spsr, uint32_t scr); |
| extern void cm_set_elr_el3(uint32_t security_state, uint64_t entrypoint); |
| extern void cm_write_scr_el3_bit(uint32_t security_state, |
| uint32_t bit_pos, |
| uint32_t value); |
| extern void cm_set_next_eret_context(uint32_t security_state); |
| extern void cm_init_pcpu_ptr_cache(); |
| extern void cm_set_pcpu_ptr_cache(const void *pcpu_ptr); |
| extern void *cm_get_pcpu_ptr_cache(void); |
| extern uint32_t cm_get_scr_el3(uint32_t security_state); |
| #endif /* __CM_H__ */ |