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44 lines
959 B
44 lines
959 B
/* |
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* Copyright (c) 2021 Intel Corporation. |
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* |
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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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#ifndef ZEPHYR_DRIVERS_PCIE_HOST_PTM_H_ |
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#define ZEPHYR_DRIVERS_PCIE_HOST_PTM_H_ |
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#include <zephyr/drivers/pcie/pcie.h> |
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#include <zephyr/drivers/pcie/cap.h> |
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#define PTM_CAP_REG_OFFSET 0x04U |
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union ptm_cap_reg { |
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struct { |
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uint32_t requester : 1; |
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uint32_t responder : 1; |
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uint32_t root : 1; |
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uint32_t _reserved1 : 5; |
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uint32_t local_clock_granularity : 8; |
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uint32_t _reserved2 : 16; |
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}; |
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uint32_t raw; |
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}; |
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#define PTM_CTRL_REG_OFFSET 0x08U |
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union ptm_ctrl_reg { |
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struct { |
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uint32_t ptm_enable : 1; |
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uint32_t root_select : 1; |
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uint32_t _reserved1 : 6; |
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uint32_t effective_granularity : 8; |
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uint32_t _reserved2 : 16; |
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}; |
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uint32_t raw; |
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}; |
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struct pcie_ptm_root_config { |
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struct pcie_dev *pcie; |
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}; |
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#endif /* ZEPHYR_DRIVERS_PCIE_HOST_PTM_H_ */
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