blob: ea6accbd83a79039e25f00b4f4a8b9bedf4848e4 [file] [log] [blame]
/*
* Copyright (c) 2013, ARM Limited. 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 __RUNTIME_SVC_H__
#define __RUNTIME_SVC_H__
#include <psci.h>
/*******************************************************************************
* Bit definitions inside the function id as per the SMC calling convention
******************************************************************************/
#define FUNCID_TYPE_SHIFT 31
#define FUNCID_CC_SHIFT 30
#define FUNCID_OWNER_SHIFT 24
#define FUNCID_NUM_SHIFT 0
#define FUNCID_TYPE_MASK 0x1
#define FUNCID_CC_MASK 0x1
#define FUNCID_OWNER_MASK 0x3f
#define FUNCID_NUM_MASK 0xffff
#define GET_SMC_CC(id) ((id >> FUNCID_CC_SHIFT) & \
FUNCID_CC_MASK)
#define SMC_64 1
#define SMC_32 0
#define SMC_UNK 0xffffffff
/*******************************************************************************
* Constants to indicate type of exception to the common exception handler.
******************************************************************************/
#define SYNC_EXCEPTION_SP_EL0 0x0
#define IRQ_SP_EL0 0x1
#define FIQ_SP_EL0 0x2
#define SERROR_SP_EL0 0x3
#define SYNC_EXCEPTION_SP_ELX 0x4
#define IRQ_SP_ELX 0x5
#define FIQ_SP_ELX 0x6
#define SERROR_SP_ELX 0x7
#define SYNC_EXCEPTION_AARCH64 0x8
#define IRQ_AARCH64 0x9
#define FIQ_AARCH64 0xa
#define SERROR_AARCH64 0xb
#define SYNC_EXCEPTION_AARCH32 0xc
#define IRQ_AARCH32 0xd
#define FIQ_AARCH32 0xe
#define SERROR_AARCH32 0xf
#ifndef __ASSEMBLY__
typedef struct {
unsigned long x0;
unsigned long x1;
unsigned long x2;
unsigned long x3;
unsigned long x4;
unsigned long x5;
unsigned long x6;
unsigned long x7;
unsigned long x8;
unsigned long x9;
unsigned long x10;
unsigned long x11;
unsigned long x12;
unsigned long x13;
unsigned long x14;
unsigned long x15;
unsigned long x16;
unsigned long x17;
unsigned long x18;
unsigned long x19;
unsigned long x20;
unsigned long x21;
unsigned long x22;
unsigned long x23;
unsigned long x24;
unsigned long x25;
unsigned long x26;
unsigned long x27;
unsigned long x28;
unsigned long sp_el0;
unsigned long spsr;
unsigned long fp;
unsigned long lr;
} gp_regs;
/*******************************************************************************
* Function & variable prototypes
******************************************************************************/
extern void runtime_svc_init(unsigned long mpidr);
#endif /*__ASSEMBLY__*/
#endif /* __RUNTIME_SVC_H__ */