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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465/* SPDX-License-Identifier: GPL-2.0-only *//* Copyright (c) 2021 Intel Corporation */
#ifndef __LINUX_PECI_CPU_H#define __LINUX_PECI_CPU_H
#include <linux/types.h>
/* Copied from x86 <asm/processor.h> */#define X86_VENDOR_INTEL 0
/* Copied from x86 <asm/cpu_device_id.h> */#define VFM_MODEL_BIT 0#define VFM_FAMILY_BIT 8#define VFM_VENDOR_BIT 16#define VFM_RSVD_BIT 24
#define VFM_MODEL_MASK GENMASK(VFM_FAMILY_BIT - 1, VFM_MODEL_BIT)#define VFM_FAMILY_MASK GENMASK(VFM_VENDOR_BIT - 1, VFM_FAMILY_BIT)#define VFM_VENDOR_MASK GENMASK(VFM_RSVD_BIT - 1, VFM_VENDOR_BIT)
#define VFM_MODEL(vfm) (((vfm) & VFM_MODEL_MASK) >> VFM_MODEL_BIT)#define VFM_FAMILY(vfm) (((vfm) & VFM_FAMILY_MASK) >> VFM_FAMILY_BIT)#define VFM_VENDOR(vfm) (((vfm) & VFM_VENDOR_MASK) >> VFM_VENDOR_BIT)
#define VFM_MAKE(_vendor, _family, _model) ( \ ((_model) << VFM_MODEL_BIT) | \ ((_family) << VFM_FAMILY_BIT) | \ ((_vendor) << VFM_VENDOR_BIT) \)/* End of copied code */
#include "../../arch/x86/include/asm/intel-family.h"
#define PECI_PCS_PKG_ID 0 /* Package Identifier Read */#define PECI_PKG_ID_CPU_ID 0x0000 /* CPUID Info */#define PECI_PKG_ID_PLATFORM_ID 0x0001 /* Platform ID */#define PECI_PKG_ID_DEVICE_ID 0x0002 /* Uncore Device ID */#define PECI_PKG_ID_MAX_THREAD_ID 0x0003 /* Max Thread ID */#define PECI_PKG_ID_MICROCODE_REV 0x0004 /* CPU Microcode Update Revision */#define PECI_PKG_ID_MCA_ERROR_LOG 0x0005 /* Machine Check Status */#define PECI_PCS_MODULE_TEMP 9 /* Per Core DTS Temperature Read */#define PECI_PCS_THERMAL_MARGIN 10 /* DTS thermal margin */#define PECI_PCS_DDR_DIMM_TEMP 14 /* DDR DIMM Temperature */#define PECI_PCS_TEMP_TARGET 16 /* Temperature Target Read */#define PECI_PCS_TDP_UNITS 30 /* Units for power/energy registers */
struct peci_device;
int peci_temp_read(struct peci_device *device, s16 *temp_raw);
int peci_pcs_read(struct peci_device *device, u8 index, u16 param, u32 *data);
int peci_pci_local_read(struct peci_device *device, u8 bus, u8 dev, u8 func, u16 reg, u32 *data);
int peci_ep_pci_local_read(struct peci_device *device, u8 seg, u8 bus, u8 dev, u8 func, u16 reg, u32 *data);
int peci_mmio_read(struct peci_device *device, u8 bar, u8 seg, u8 bus, u8 dev, u8 func, u64 address, u32 *data);
#endif /* __LINUX_PECI_CPU_H */