[deliverable/linux.git] / include / asm-powerpc / hvcall.h

#ifndef _ASM_POWERPC_HVCALL_H
#define _ASM_POWERPC_HVCALL_H
#ifdef __KERNEL__

#define HVSC			.long 0x44000022

#define H_SUCCESS	0
#define H_BUSY		1	/* Hardware busy -- retry later */
#define H_CLOSED	2	/* Resource closed */
#define H_CONSTRAINED	4	/* Resource request constrained to max allowed */
#define H_IN_PROGRESS	14	/* Kind of like busy */
#define H_PENDING	17	/* returned from H_POLL_PENDING */
#define H_CONTINUE	18	/* Returned from H_Join on success */
#define H_LONG_BUSY_START_RANGE		9900  /* Start of long busy range */
#define H_LONG_BUSY_ORDER_1_MSEC	9900  /* Long busy, hint that 1msec \
						 is a good time to retry */
#define H_LONG_BUSY_ORDER_10_MSEC	9901  /* Long busy, hint that 10msec \
						 is a good time to retry */
#define H_LONG_BUSY_ORDER_100_MSEC 	9902  /* Long busy, hint that 100msec \
						 is a good time to retry */
#define H_LONG_BUSY_ORDER_1_SEC		9903  /* Long busy, hint that 1sec \
						 is a good time to retry */
#define H_LONG_BUSY_ORDER_10_SEC	9904  /* Long busy, hint that 10sec \
						 is a good time to retry */
#define H_LONG_BUSY_ORDER_100_SEC	9905  /* Long busy, hint that 100sec \
						 is a good time to retry */
#define H_LONG_BUSY_END_RANGE		9905  /* End of long busy range */
#define H_HARDWARE	-1	/* Hardware error */
#define H_FUNCTION	-2	/* Function not supported */
#define H_PRIVILEGE	-3	/* Caller not privileged */
#define H_PARAMETER	-4	/* Parameter invalid, out-of-range or conflicting */
#define H_BAD_MODE	-5	/* Illegal msr value */
#define H_PTEG_FULL	-6	/* PTEG is full */
#define H_NOT_FOUND	-7	/* PTE was not found" */
#define H_RESERVED_DABR	-8	/* DABR address is reserved by the hypervisor on this processor" */
#define H_NO_MEM	-9
#define H_AUTHORITY	-10
#define H_PERMISSION	-11
#define H_DROPPED	-12
#define H_SOURCE_PARM	-13
#define H_DEST_PARM	-14
#define H_REMOTE_PARM	-15
#define H_RESOURCE	-16

/* Long Busy is a condition that can be returned by the firmware
 * when a call cannot be completed now, but the identical call
 * should be retried later.  This prevents calls blocking in the
 * firmware for long periods of time.  Annoyingly the firmware can return
 * a range of return codes, hinting at how long we should wait before
 * retrying.  If you don't care for the hint, the macro below is a good
 * way to check for the long_busy return codes
 */
#define H_IS_LONG_BUSY(x)  ((x >= H_LONG_BUSY_START_RANGE) \
			     && (x <= H_LONG_BUSY_END_RANGE))

/* Flags */
#define H_LARGE_PAGE		(1UL<<(63-16))
#define H_EXACT			(1UL<<(63-24))	/* Use exact PTE or return H_PTEG_FULL */
#define H_R_XLATE		(1UL<<(63-25))	/* include a valid logical page num in the pte if the valid bit is set */
#define H_READ_4		(1UL<<(63-26))	/* Return 4 PTEs */
#define H_AVPN			(1UL<<(63-32))	/* An avpn is provided as a sanity test */
#define H_ANDCOND		(1UL<<(63-33))
#define H_ICACHE_INVALIDATE	(1UL<<(63-40))	/* icbi, etc.  (ignored for IO pages) */
#define H_ICACHE_SYNCHRONIZE	(1UL<<(63-41))	/* dcbst, icbi, etc (ignored for IO pages */
#define H_ZERO_PAGE		(1UL<<(63-48))	/* zero the page before mapping (ignored for IO pages) */
#define H_COPY_PAGE		(1UL<<(63-49))
#define H_N			(1UL<<(63-61))
#define H_PP1			(1UL<<(63-62))
#define H_PP2			(1UL<<(63-63))

/* DABRX flags */
#define H_DABRX_HYPERVISOR	(1UL<<(63-61))
#define H_DABRX_KERNEL		(1UL<<(63-62))
#define H_DABRX_USER		(1UL<<(63-63))

/* pSeries hypervisor opcodes */
#define H_REMOVE		0x04
#define H_ENTER			0x08
#define H_READ			0x0c
#define H_CLEAR_MOD		0x10
#define H_CLEAR_REF		0x14
#define H_PROTECT		0x18
#define H_GET_TCE		0x1c
#define H_PUT_TCE		0x20
#define H_SET_SPRG0		0x24
#define H_SET_DABR		0x28
#define H_PAGE_INIT		0x2c
#define H_SET_ASR		0x30
#define H_ASR_ON		0x34
#define H_ASR_OFF		0x38
#define H_LOGICAL_CI_LOAD	0x3c
#define H_LOGICAL_CI_STORE	0x40
#define H_LOGICAL_CACHE_LOAD	0x44
#define H_LOGICAL_CACHE_STORE	0x48
#define H_LOGICAL_ICBI		0x4c
#define H_LOGICAL_DCBF		0x50
#define H_GET_TERM_CHAR		0x54
#define H_PUT_TERM_CHAR		0x58
#define H_REAL_TO_LOGICAL	0x5c
#define H_HYPERVISOR_DATA	0x60
#define H_EOI			0x64
#define H_CPPR			0x68
#define H_IPI			0x6c
#define H_IPOLL			0x70
#define H_XIRR			0x74
#define H_PERFMON		0x7c
#define H_MIGRATE_DMA		0x78
#define H_REGISTER_VPA		0xDC
#define H_CEDE			0xE0
#define H_CONFER		0xE4
#define H_PROD			0xE8
#define H_GET_PPP		0xEC
#define H_SET_PPP		0xF0
#define H_PURR			0xF4
#define H_PIC			0xF8
#define H_REG_CRQ		0xFC
#define H_FREE_CRQ		0x100
#define H_VIO_SIGNAL		0x104
#define H_SEND_CRQ		0x108
#define H_COPY_RDMA		0x110
#define H_SET_XDABR		0x134
#define H_STUFF_TCE		0x138
#define H_PUT_TCE_INDIRECT	0x13C
#define H_VTERM_PARTNER_INFO	0x150
#define H_REGISTER_VTERM	0x154
#define H_FREE_VTERM		0x158
#define H_POLL_PENDING		0x1D8
#define H_JOIN			0x298
#define H_ENABLE_CRQ		0x2B0

#ifndef __ASSEMBLY__

/* plpar_hcall() -- Generic call interface using above opcodes
 *
 * The actual call interface is a hypervisor call instruction with
 * the opcode in R3 and input args in R4-R7.
 * Status is returned in R3 with variable output values in R4-R11.
 * Only H_PTE_READ with H_READ_4 uses R6-R11 so we ignore it for now
 * and return only two out args which MUST ALWAYS BE PROVIDED.
 */
long plpar_hcall(unsigned long opcode,
		 unsigned long arg1,
		 unsigned long arg2,
		 unsigned long arg3,
		 unsigned long arg4,
		 unsigned long *out1,
		 unsigned long *out2,
		 unsigned long *out3);

/* Same as plpar_hcall but for those opcodes that return no values
 * other than status.  Slightly more efficient.
 */
long plpar_hcall_norets(unsigned long opcode, ...);

/*
 * Special hcall interface for ibmveth support.
 * Takes 8 input parms. Returns a rc and stores the
 * R4 return value in *out1.
 */
long plpar_hcall_8arg_2ret(unsigned long opcode,
			   unsigned long arg1,
			   unsigned long arg2,
			   unsigned long arg3,
			   unsigned long arg4,
			   unsigned long arg5,
			   unsigned long arg6,
			   unsigned long arg7,
			   unsigned long arg8,
			   unsigned long *out1);

/* plpar_hcall_4out()
 *
 * same as plpar_hcall except with 4 output arguments.
 *
 */
long plpar_hcall_4out(unsigned long opcode,
		      unsigned long arg1,
		      unsigned long arg2,
		      unsigned long arg3,
		      unsigned long arg4,
		      unsigned long *out1,
		      unsigned long *out2,
		      unsigned long *out3,
		      unsigned long *out4);

#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_HVCALL_H */
Commit	Line	Data
d3d2176a DG	1	#ifndef _ASM_POWERPC_HVCALL_H
d3d2176a DG	2	#define _ASM_POWERPC_HVCALL_H
88ced031	3	#ifdef __KERNEL__
1da177e4 LT	4
	5	#define HVSC .long 0x44000022
	6
706c8c93 SB	7	#define H_SUCCESS 0
	8	#define H_BUSY 1 /* Hardware busy -- retry later */
	9	#define H_CLOSED 2 /* Resource closed */
	10	#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
	11	#define H_IN_PROGRESS 14 /* Kind of like busy */
	12	#define H_PENDING 17 /* returned from H_POLL_PENDING */
	13	#define H_CONTINUE 18 /* Returned from H_Join on success */
	14	#define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
	15	#define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
	16	is a good time to retry */
	17	#define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
	18	is a good time to retry */
	19	#define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
	20	is a good time to retry */
	21	#define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
	22	is a good time to retry */
	23	#define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
	24	is a good time to retry */
	25	#define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
	26	is a good time to retry */
	27	#define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
	28	#define H_HARDWARE -1 /* Hardware error */
	29	#define H_FUNCTION -2 /* Function not supported */
	30	#define H_PRIVILEGE -3 /* Caller not privileged */
	31	#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
	32	#define H_BAD_MODE -5 /* Illegal msr value */
	33	#define H_PTEG_FULL -6 /* PTEG is full */
	34	#define H_NOT_FOUND -7 /* PTE was not found" */
	35	#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
	36	#define H_NO_MEM -9
	37	#define H_AUTHORITY -10
	38	#define H_PERMISSION -11
	39	#define H_DROPPED -12
	40	#define H_SOURCE_PARM -13
	41	#define H_DEST_PARM -14
	42	#define H_REMOTE_PARM -15
	43	#define H_RESOURCE -16
1da177e4 LT	44
	45	/* Long Busy is a condition that can be returned by the firmware
	46	* when a call cannot be completed now, but the identical call
	47	* should be retried later. This prevents calls blocking in the
706c8c93	48	* firmware for long periods of time. Annoyingly the firmware can return
1da177e4 LT	49	* a range of return codes, hinting at how long we should wait before
	50	* retrying. If you don't care for the hint, the macro below is a good
	51	* way to check for the long_busy return codes
	52	*/
706c8c93 SB	53	#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
706c8c93 SB	54	&& (x <= H_LONG_BUSY_END_RANGE))
1da177e4 LT	55
	56	/* Flags */
	57	#define H_LARGE_PAGE (1UL<<(63-16))
	58	#define H_EXACT (1UL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
	59	#define H_R_XLATE (1UL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
	60	#define H_READ_4 (1UL<<(63-26)) /* Return 4 PTEs */
	61	#define H_AVPN (1UL<<(63-32)) /* An avpn is provided as a sanity test */
	62	#define H_ANDCOND (1UL<<(63-33))
	63	#define H_ICACHE_INVALIDATE (1UL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
	64	#define H_ICACHE_SYNCHRONIZE (1UL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
	65	#define H_ZERO_PAGE (1UL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
	66	#define H_COPY_PAGE (1UL<<(63-49))
	67	#define H_N (1UL<<(63-61))
	68	#define H_PP1 (1UL<<(63-62))
	69	#define H_PP2 (1UL<<(63-63))
	70
fd9648df AB	71	/* DABRX flags */
	72	#define H_DABRX_HYPERVISOR (1UL<<(63-61))
	73	#define H_DABRX_KERNEL (1UL<<(63-62))
	74	#define H_DABRX_USER (1UL<<(63-63))
	75
1da177e4 LT	76	/* pSeries hypervisor opcodes */
	77	#define H_REMOVE 0x04
	78	#define H_ENTER 0x08
	79	#define H_READ 0x0c
	80	#define H_CLEAR_MOD 0x10
	81	#define H_CLEAR_REF 0x14
	82	#define H_PROTECT 0x18
	83	#define H_GET_TCE 0x1c
	84	#define H_PUT_TCE 0x20
	85	#define H_SET_SPRG0 0x24
	86	#define H_SET_DABR 0x28
	87	#define H_PAGE_INIT 0x2c
	88	#define H_SET_ASR 0x30
	89	#define H_ASR_ON 0x34
	90	#define H_ASR_OFF 0x38
	91	#define H_LOGICAL_CI_LOAD 0x3c
	92	#define H_LOGICAL_CI_STORE 0x40
	93	#define H_LOGICAL_CACHE_LOAD 0x44
	94	#define H_LOGICAL_CACHE_STORE 0x48
	95	#define H_LOGICAL_ICBI 0x4c
	96	#define H_LOGICAL_DCBF 0x50
	97	#define H_GET_TERM_CHAR 0x54
	98	#define H_PUT_TERM_CHAR 0x58
	99	#define H_REAL_TO_LOGICAL 0x5c
	100	#define H_HYPERVISOR_DATA 0x60
	101	#define H_EOI 0x64
	102	#define H_CPPR 0x68
	103	#define H_IPI 0x6c
	104	#define H_IPOLL 0x70
	105	#define H_XIRR 0x74
	106	#define H_PERFMON 0x7c
	107	#define H_MIGRATE_DMA 0x78
	108	#define H_REGISTER_VPA 0xDC
706c8c93	109	#define H_CEDE 0xE0
1da177e4	110	#define H_CONFER 0xE4
706c8c93	111	#define H_PROD 0xE8
1da177e4 LT	112	#define H_GET_PPP 0xEC
	113	#define H_SET_PPP 0xF0
	114	#define H_PURR 0xF4
706c8c93	115	#define H_PIC 0xF8
1da177e4 LT	116	#define H_REG_CRQ 0xFC
	117	#define H_FREE_CRQ 0x100
	118	#define H_VIO_SIGNAL 0x104
	119	#define H_SEND_CRQ 0x108
706c8c93	120	#define H_COPY_RDMA 0x110
fd9648df	121	#define H_SET_XDABR 0x134
1da177e4 LT	122	#define H_STUFF_TCE 0x138
	123	#define H_PUT_TCE_INDIRECT 0x13C
	124	#define H_VTERM_PARTNER_INFO 0x150
	125	#define H_REGISTER_VTERM 0x154
	126	#define H_FREE_VTERM 0x158
706c8c93	127	#define H_POLL_PENDING 0x1D8
43ccf202 DB	128	#define H_JOIN 0x298
43ccf202 DB	129	#define H_ENABLE_CRQ 0x2B0
1da177e4 LT	130
	131	#ifndef __ASSEMBLY__
	132
	133	/* plpar_hcall() -- Generic call interface using above opcodes
	134	*
	135	* The actual call interface is a hypervisor call instruction with
	136	* the opcode in R3 and input args in R4-R7.
	137	* Status is returned in R3 with variable output values in R4-R11.
	138	* Only H_PTE_READ with H_READ_4 uses R6-R11 so we ignore it for now
	139	* and return only two out args which MUST ALWAYS BE PROVIDED.
	140	*/
	141	long plpar_hcall(unsigned long opcode,
	142	unsigned long arg1,
	143	unsigned long arg2,
	144	unsigned long arg3,
	145	unsigned long arg4,
	146	unsigned long *out1,
	147	unsigned long *out2,
	148	unsigned long *out3);
	149
	150	/* Same as plpar_hcall but for those opcodes that return no values
	151	* other than status. Slightly more efficient.
	152	*/
	153	long plpar_hcall_norets(unsigned long opcode, ...);
	154
d3d2176a	155	/*
1da177e4 LT	156	* Special hcall interface for ibmveth support.
	157	* Takes 8 input parms. Returns a rc and stores the
	158	* R4 return value in *out1.
	159	*/
	160	long plpar_hcall_8arg_2ret(unsigned long opcode,
	161	unsigned long arg1,
706c8c93	162	unsigned long arg2,
1da177e4 LT	163	unsigned long arg3,
	164	unsigned long arg4,
	165	unsigned long arg5,
	166	unsigned long arg6,
	167	unsigned long arg7,
	168	unsigned long arg8,
	169	unsigned long *out1);
d3d2176a	170
1da177e4 LT	171	/* plpar_hcall_4out()
1da177e4 LT	172	*
d3d2176a DG	173	* same as plpar_hcall except with 4 output arguments.
d3d2176a DG	174	*
1da177e4 LT	175	*/
	176	long plpar_hcall_4out(unsigned long opcode,
	177	unsigned long arg1,
	178	unsigned long arg2,
	179	unsigned long arg3,
	180	unsigned long arg4,
	181	unsigned long *out1,
	182	unsigned long *out2,
	183	unsigned long *out3,
	184	unsigned long *out4);
	185
	186	#endif /* __ASSEMBLY__ */
88ced031	187	#endif /* __KERNEL__ */
d3d2176a	188	#endif /* _ASM_POWERPC_HVCALL_H */