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 */ |
41 | |