ARM/ARM64: KVM: Add common header for PSCI related defines

header-y += ppp_defs.h

header-y += pps.h

header-y += prctl.h

header-y += psci.h

header-y += ptp_clock.h

header-y += ptrace.h

header-y += qnx4_fs.h

/*

 * ARM Power State and Coordination Interface (PSCI) header

 *

 * This header holds common PSCI defines and macros shared

 * by: ARM kernel, ARM64 kernel, KVM ARM/ARM64 and user space.

 *

 * Copyright (C) 2014 Linaro Ltd.

 * Author: Anup Patel <anup.patel@linaro.org>

 */

#ifndef _UAPI_LINUX_PSCI_H

#define _UAPI_LINUX_PSCI_H

/*

 * PSCI v0.1 interface

 *

 * The PSCI v0.1 function numbers are implementation defined.

 *

 * Only PSCI return values such as: SUCCESS, NOT_SUPPORTED,

 * INVALID_PARAMS, and DENIED defined below are applicable

 * to PSCI v0.1.

 */

/* PSCI v0.2 interface */

#define PSCI_0_2_FN_BASE			0x84000000

#define PSCI_0_2_FN(n)				(PSCI_0_2_FN_BASE + (n))

#define PSCI_0_2_64BIT				0x40000000

#define PSCI_0_2_FN64_BASE			\

					(PSCI_0_2_FN_BASE + PSCI_0_2_64BIT)

#define PSCI_0_2_FN64(n)			(PSCI_0_2_FN64_BASE + (n))

#define PSCI_0_2_FN_PSCI_VERSION		PSCI_0_2_FN(0)

#define PSCI_0_2_FN_CPU_SUSPEND			PSCI_0_2_FN(1)

#define PSCI_0_2_FN_CPU_OFF			PSCI_0_2_FN(2)

#define PSCI_0_2_FN_CPU_ON			PSCI_0_2_FN(3)

#define PSCI_0_2_FN_AFFINITY_INFO		PSCI_0_2_FN(4)

#define PSCI_0_2_FN_MIGRATE			PSCI_0_2_FN(5)

#define PSCI_0_2_FN_MIGRATE_INFO_TYPE		PSCI_0_2_FN(6)

#define PSCI_0_2_FN_MIGRATE_INFO_UP_CPU		PSCI_0_2_FN(7)

#define PSCI_0_2_FN_SYSTEM_OFF			PSCI_0_2_FN(8)

#define PSCI_0_2_FN_SYSTEM_RESET		PSCI_0_2_FN(9)

#define PSCI_0_2_FN64_CPU_SUSPEND		PSCI_0_2_FN64(1)

#define PSCI_0_2_FN64_CPU_ON			PSCI_0_2_FN64(3)

#define PSCI_0_2_FN64_AFFINITY_INFO		PSCI_0_2_FN64(4)

#define PSCI_0_2_FN64_MIGRATE			PSCI_0_2_FN64(5)

#define PSCI_0_2_FN64_MIGRATE_INFO_UP_CPU	PSCI_0_2_FN64(7)

/* PSCI v0.2 power state encoding for CPU_SUSPEND function */

#define PSCI_0_2_POWER_STATE_ID_MASK		0xffff

#define PSCI_0_2_POWER_STATE_ID_SHIFT		0

#define PSCI_0_2_POWER_STATE_TYPE_SHIFT		16

#define PSCI_0_2_POWER_STATE_TYPE_MASK		\

				(0x1 << PSCI_0_2_POWER_STATE_TYPE_SHIFT)

#define PSCI_0_2_POWER_STATE_AFFL_SHIFT		24

#define PSCI_0_2_POWER_STATE_AFFL_MASK		\

				(0x3 << PSCI_0_2_POWER_STATE_AFFL_SHIFT)

/* PSCI v0.2 affinity level state returned by AFFINITY_INFO */

#define PSCI_0_2_AFFINITY_LEVEL_ON		0

#define PSCI_0_2_AFFINITY_LEVEL_OFF		1

#define PSCI_0_2_AFFINITY_LEVEL_ON_PENDING	2

/* PSCI v0.2 multicore support in Trusted OS returned by MIGRATE_INFO_TYPE */

#define PSCI_0_2_TOS_UP_MIGRATE			0

#define PSCI_0_2_TOS_UP_NO_MIGRATE		1

#define PSCI_0_2_TOS_MP				2

/* PSCI version decoding (independent of PSCI version) */

#define PSCI_VERSION_MAJOR_SHIFT		16

#define PSCI_VERSION_MINOR_MASK			\

		((1U << PSCI_VERSION_MAJOR_SHIFT) - 1)

#define PSCI_VERSION_MAJOR_MASK			~PSCI_VERSION_MINOR_MASK

#define PSCI_VERSION_MAJOR(ver)			\

		(((ver) & PSCI_VERSION_MAJOR_MASK) >> PSCI_VERSION_MAJOR_SHIFT)

#define PSCI_VERSION_MINOR(ver)			\

		((ver) & PSCI_VERSION_MINOR_MASK)

/* PSCI return values (inclusive of all PSCI versions) */

#define PSCI_RET_SUCCESS			0

#define PSCI_RET_NOT_SUPPORTED			-1

#define PSCI_RET_INVALID_PARAMS			-2

#define PSCI_RET_DENIED				-3

#define PSCI_RET_ALREADY_ON			-4

#define PSCI_RET_ON_PENDING			-5

#define PSCI_RET_INTERNAL_FAILURE		-6

#define PSCI_RET_NOT_PRESENT			-7

#define PSCI_RET_DISABLED			-8

#endif /* _UAPI_LINUX_PSCI_H */