| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /* Copyright (c) 2021 Intel Corporation */ |
| 3 | |
| 4 | #ifndef __LINUX_PECI_CPU_H |
| 5 | #define __LINUX_PECI_CPU_H |
| 6 | |
| 7 | #include <linux/types.h> |
| 8 | |
| 9 | #include "../../arch/x86/include/asm/intel-family.h" |
| 10 | |
| 11 | #define PECI_PCS_PKG_ID 0 /* Package Identifier Read */ |
| 12 | #define PECI_PKG_ID_CPU_ID 0x0000 /* CPUID Info */ |
| 13 | #define PECI_PKG_ID_PLATFORM_ID 0x0001 /* Platform ID */ |
| 14 | #define PECI_PKG_ID_DEVICE_ID 0x0002 /* Uncore Device ID */ |
| 15 | #define PECI_PKG_ID_MAX_THREAD_ID 0x0003 /* Max Thread ID */ |
| 16 | #define PECI_PKG_ID_MICROCODE_REV 0x0004 /* CPU Microcode Update Revision */ |
| 17 | #define PECI_PKG_ID_MCA_ERROR_LOG 0x0005 /* Machine Check Status */ |
| 18 | #define PECI_PCS_MODULE_TEMP 9 /* Per Core DTS Temperature Read */ |
| 19 | #define PECI_PCS_THERMAL_MARGIN 10 /* DTS thermal margin */ |
| 20 | #define PECI_PCS_DDR_DIMM_TEMP 14 /* DDR DIMM Temperature */ |
| 21 | #define PECI_PCS_TEMP_TARGET 16 /* Temperature Target Read */ |
| 22 | #define PECI_PCS_TDP_UNITS 30 /* Units for power/energy registers */ |
| 23 | |
| 24 | struct peci_device; |
| 25 | |
| 26 | int peci_temp_read(struct peci_device *device, s16 *temp_raw); |
| 27 | |
| 28 | int peci_pcs_read(struct peci_device *device, u8 index, |
| 29 | u16 param, u32 *data); |
| 30 | |
| 31 | int peci_pci_local_read(struct peci_device *device, u8 bus, u8 dev, |
| 32 | u8 func, u16 reg, u32 *data); |
| 33 | |
| 34 | int peci_ep_pci_local_read(struct peci_device *device, u8 seg, |
| 35 | u8 bus, u8 dev, u8 func, u16 reg, u32 *data); |
| 36 | |
| 37 | int peci_mmio_read(struct peci_device *device, u8 bar, u8 seg, |
| 38 | u8 bus, u8 dev, u8 func, u64 address, u32 *data); |
| 39 | |
| 40 | #endif /* __LINUX_PECI_CPU_H */ |