blob: 0462eaa083031c3b9bba993ba065a17263fed59b [file] [log] [blame]
/*
* Copyright (c) 2021 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_PCIE_HOST_PTM_H_
#define ZEPHYR_DRIVERS_PCIE_HOST_PTM_H_
#include <drivers/pcie/pcie.h>
#include <drivers/pcie/cap.h>
#define PTM_CAP_REG_OFFSET 0x04U
union ptm_cap_reg {
struct {
uint32_t requester : 1;
uint32_t responder : 1;
uint32_t root : 1;
uint32_t _reserved1 : 5;
uint32_t local_clock_granularity : 8;
uint32_t _reserved2 : 16;
};
uint32_t raw;
};
#define PTM_CTRL_REG_OFFSET 0x08U
union ptm_ctrl_reg {
struct {
uint32_t ptm_enable : 1;
uint32_t root_select : 1;
uint32_t _reserved1 : 6;
uint32_t effective_granularity : 8;
uint32_t _reserved2 : 16;
};
uint32_t raw;
};
struct pcie_ptm_root_config {
pcie_bdf_t bdf;
};
#endif /* ZEPHYR_DRIVERS_PCIE_HOST_PTM_H_ */