pcr.h (1893B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __PCR_H 3#define __PCR_H 4 5struct pcr_ops { 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); 10 u64 (*nmi_picl_value)(unsigned int nmi_hz); 11 u64 pcr_nmi_enable; 12 u64 pcr_nmi_disable; 13}; 14extern const struct pcr_ops *pcr_ops; 15 16void deferred_pcr_work_irq(int irq, struct pt_regs *regs); 17void schedule_deferred_pcr_work(void); 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 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 49int pcr_arch_init(void); 50 51#endif /* __PCR_H */