#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;

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

extern int pcr_arch_init(void);

#endif /* __PCR_H */