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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 */ |