[linux-block.git] / arch / sparc / include / asm / pcr.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PCR_H
#define __PCR_H

struct pcr_ops {
	u64 (*read_pcr)(unsigned long);
	void (*write_pcr)(unsigned long, u64);
	u64 (*read_pic)(unsigned long);
	void (*write_pic)(unsigned long, u64);
	u64 (*nmi_picl_value)(unsigned int nmi_hz);
	u64 pcr_nmi_enable;
	u64 pcr_nmi_disable;
};
extern const struct pcr_ops *pcr_ops;

void deferred_pcr_work_irq(int irq, struct pt_regs *regs);
void schedule_deferred_pcr_work(void);

#define PCR_PIC_PRIV		0x00000001 /* PIC access is privileged */
#define PCR_STRACE		0x00000002 /* Trace supervisor events  */
#define PCR_UTRACE		0x00000004 /* Trace user events        */
#define PCR_N2_HTRACE		0x00000008 /* Trace hypervisor events  */
#define PCR_N2_TOE_OV0		0x00000010 /* Trap if PIC 0 overflows  */
#define PCR_N2_TOE_OV1		0x00000020 /* Trap if PIC 1 overflows  */
#define PCR_N2_MASK0		0x00003fc0
#define PCR_N2_MASK0_SHIFT	6
#define PCR_N2_SL0		0x0003c000
#define PCR_N2_SL0_SHIFT	14
#define PCR_N2_OV0		0x00040000
#define PCR_N2_MASK1		0x07f80000
#define PCR_N2_MASK1_SHIFT	19
#define PCR_N2_SL1		0x78000000
#define PCR_N2_SL1_SHIFT	27
#define PCR_N2_OV1		0x80000000

#define PCR_N4_OV		0x00000001 /* PIC overflow             */
#define PCR_N4_TOE		0x00000002 /* Trap On Event            */
#define PCR_N4_UTRACE		0x00000004 /* Trace user events        */
#define PCR_N4_STRACE		0x00000008 /* Trace supervisor events  */
#define PCR_N4_HTRACE		0x00000010 /* Trace hypervisor events  */
#define PCR_N4_MASK		0x000007e0 /* Event mask               */
#define PCR_N4_MASK_SHIFT	5
#define PCR_N4_SL		0x0000f800 /* Event Select             */
#define PCR_N4_SL_SHIFT		11
#define PCR_N4_PICNPT		0x00010000 /* PIC non-privileged trap  */
#define PCR_N4_PICNHT		0x00020000 /* PIC non-hypervisor trap  */
#define PCR_N4_NTC		0x00040000 /* Next-To-Commit wrap      */

int pcr_arch_init(void);

#endif /* __PCR_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
3eb8057b DM	2	#ifndef __PCR_H
	3	#define __PCR_H
	4
	5	struct pcr_ops {
09d053c7 DM	6	u64 (*read_pcr)(unsigned long);
	7	void (*write_pcr)(unsigned long, u64);
	8	u64 (*read_pic)(unsigned long);
	9	void (*write_pic)(unsigned long, u64);
73a6b053	10	u64 (*nmi_picl_value)(unsigned int nmi_hz);
ce4a925c DM	11	u64 pcr_nmi_enable;
ce4a925c DM	12	u64 pcr_nmi_disable;
3eb8057b DM	13	};
	14	extern const struct pcr_ops *pcr_ops;
	15
f05a6865 SR	16	void deferred_pcr_work_irq(int irq, struct pt_regs *regs);
f05a6865 SR	17	void schedule_deferred_pcr_work(void);
3eb8057b DM	18
	19	#define PCR_PIC_PRIV 0x00000001 /* PIC access is privileged */
	20	#define PCR_STRACE 0x00000002 /* Trace supervisor events */
	21	#define PCR_UTRACE 0x00000004 /* Trace user events */
	22	#define PCR_N2_HTRACE 0x00000008 /* Trace hypervisor events */
	23	#define PCR_N2_TOE_OV0 0x00000010 /* Trap if PIC 0 overflows */
	24	#define PCR_N2_TOE_OV1 0x00000020 /* Trap if PIC 1 overflows */
	25	#define PCR_N2_MASK0 0x00003fc0
	26	#define PCR_N2_MASK0_SHIFT 6
	27	#define PCR_N2_SL0 0x0003c000
	28	#define PCR_N2_SL0_SHIFT 14
	29	#define PCR_N2_OV0 0x00040000
	30	#define PCR_N2_MASK1 0x07f80000
	31	#define PCR_N2_MASK1_SHIFT 19
	32	#define PCR_N2_SL1 0x78000000
	33	#define PCR_N2_SL1_SHIFT 27
	34	#define PCR_N2_OV1 0x80000000
	35
6faaeb8e DM	36	#define PCR_N4_OV 0x00000001 /* PIC overflow */
	37	#define PCR_N4_TOE 0x00000002 /* Trap On Event */
	38	#define PCR_N4_UTRACE 0x00000004 /* Trace user events */
	39	#define PCR_N4_STRACE 0x00000008 /* Trace supervisor events */
	40	#define PCR_N4_HTRACE 0x00000010 /* Trace hypervisor events */
	41	#define PCR_N4_MASK 0x000007e0 /* Event mask */
	42	#define PCR_N4_MASK_SHIFT 5
	43	#define PCR_N4_SL 0x0000f800 /* Event Select */
	44	#define PCR_N4_SL_SHIFT 11
	45	#define PCR_N4_PICNPT 0x00010000 /* PIC non-privileged trap */
	46	#define PCR_N4_PICNHT 0x00020000 /* PIC non-hypervisor trap */
	47	#define PCR_N4_NTC 0x00040000 /* Next-To-Commit wrap */
	48
f05a6865	49	int pcr_arch_init(void);
b62818e5	50
3eb8057b	51	#endif /* __PCR_H */