peci-cpu.h 1.5 KB

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