1*b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 23eb8057bSDavid S. Miller #ifndef __PCR_H 33eb8057bSDavid S. Miller #define __PCR_H 43eb8057bSDavid S. Miller 53eb8057bSDavid S. Miller struct pcr_ops { 609d053c7SDavid S. Miller u64 (*read_pcr)(unsigned long); 709d053c7SDavid S. Miller void (*write_pcr)(unsigned long, u64); 809d053c7SDavid S. Miller u64 (*read_pic)(unsigned long); 909d053c7SDavid S. Miller void (*write_pic)(unsigned long, u64); 1073a6b053SDavid S. Miller u64 (*nmi_picl_value)(unsigned int nmi_hz); 11ce4a925cSDavid S. Miller u64 pcr_nmi_enable; 12ce4a925cSDavid S. Miller u64 pcr_nmi_disable; 133eb8057bSDavid S. Miller }; 143eb8057bSDavid S. Miller extern const struct pcr_ops *pcr_ops; 153eb8057bSDavid S. Miller 16f05a6865SSam Ravnborg void deferred_pcr_work_irq(int irq, struct pt_regs *regs); 17f05a6865SSam Ravnborg void schedule_deferred_pcr_work(void); 183eb8057bSDavid S. Miller 193eb8057bSDavid S. Miller #define PCR_PIC_PRIV 0x00000001 /* PIC access is privileged */ 203eb8057bSDavid S. Miller #define PCR_STRACE 0x00000002 /* Trace supervisor events */ 213eb8057bSDavid S. Miller #define PCR_UTRACE 0x00000004 /* Trace user events */ 223eb8057bSDavid S. Miller #define PCR_N2_HTRACE 0x00000008 /* Trace hypervisor events */ 233eb8057bSDavid S. Miller #define PCR_N2_TOE_OV0 0x00000010 /* Trap if PIC 0 overflows */ 243eb8057bSDavid S. Miller #define PCR_N2_TOE_OV1 0x00000020 /* Trap if PIC 1 overflows */ 253eb8057bSDavid S. Miller #define PCR_N2_MASK0 0x00003fc0 263eb8057bSDavid S. Miller #define PCR_N2_MASK0_SHIFT 6 273eb8057bSDavid S. Miller #define PCR_N2_SL0 0x0003c000 283eb8057bSDavid S. Miller #define PCR_N2_SL0_SHIFT 14 293eb8057bSDavid S. Miller #define PCR_N2_OV0 0x00040000 303eb8057bSDavid S. Miller #define PCR_N2_MASK1 0x07f80000 313eb8057bSDavid S. Miller #define PCR_N2_MASK1_SHIFT 19 323eb8057bSDavid S. Miller #define PCR_N2_SL1 0x78000000 333eb8057bSDavid S. Miller #define PCR_N2_SL1_SHIFT 27 343eb8057bSDavid S. Miller #define PCR_N2_OV1 0x80000000 353eb8057bSDavid S. Miller 366faaeb8eSDavid S. Miller #define PCR_N4_OV 0x00000001 /* PIC overflow */ 376faaeb8eSDavid S. Miller #define PCR_N4_TOE 0x00000002 /* Trap On Event */ 386faaeb8eSDavid S. Miller #define PCR_N4_UTRACE 0x00000004 /* Trace user events */ 396faaeb8eSDavid S. Miller #define PCR_N4_STRACE 0x00000008 /* Trace supervisor events */ 406faaeb8eSDavid S. Miller #define PCR_N4_HTRACE 0x00000010 /* Trace hypervisor events */ 416faaeb8eSDavid S. Miller #define PCR_N4_MASK 0x000007e0 /* Event mask */ 426faaeb8eSDavid S. Miller #define PCR_N4_MASK_SHIFT 5 436faaeb8eSDavid S. Miller #define PCR_N4_SL 0x0000f800 /* Event Select */ 446faaeb8eSDavid S. Miller #define PCR_N4_SL_SHIFT 11 456faaeb8eSDavid S. Miller #define PCR_N4_PICNPT 0x00010000 /* PIC non-privileged trap */ 466faaeb8eSDavid S. Miller #define PCR_N4_PICNHT 0x00020000 /* PIC non-hypervisor trap */ 476faaeb8eSDavid S. Miller #define PCR_N4_NTC 0x00040000 /* Next-To-Commit wrap */ 486faaeb8eSDavid S. Miller 49f05a6865SSam Ravnborg int pcr_arch_init(void); 50b62818e5SDavid S. Miller 513eb8057bSDavid S. Miller #endif /* __PCR_H */ 52