72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
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/*
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* H/W layer of ISHTP provider device (ISH)
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*
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* Copyright (c) 2014-2016, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef _ISHTP_HW_ISH_H_
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#define _ISHTP_HW_ISH_H_
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#include <linux/pci.h>
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#include <linux/interrupt.h>
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#include "hw-ish-regs.h"
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#include "ishtp-dev.h"
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#define CHV_DEVICE_ID 0x22D8
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#define BXT_Ax_DEVICE_ID 0x0AA2
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#define BXT_Bx_DEVICE_ID 0x1AA2
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#define APL_Ax_DEVICE_ID 0x5AA2
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#define SPT_Ax_DEVICE_ID 0x9D35
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#define REVISION_ID_CHT_A0 0x6
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#define REVISION_ID_CHT_Ax_SI 0x0
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#define REVISION_ID_CHT_Bx_SI 0x10
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#define REVISION_ID_CHT_Kx_SI 0x20
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#define REVISION_ID_CHT_Dx_SI 0x30
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#define REVISION_ID_CHT_B0 0xB0
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#define REVISION_ID_SI_MASK 0x70
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struct ipc_rst_payload_type {
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uint16_t reset_id;
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uint16_t reserved;
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};
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struct time_sync_format {
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uint8_t ts1_source;
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uint8_t ts2_source;
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uint16_t reserved;
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} __packed;
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struct ipc_time_update_msg {
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uint64_t primary_host_time;
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struct time_sync_format sync_info;
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uint64_t secondary_host_time;
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} __packed;
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enum {
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HOST_UTC_TIME_USEC = 0,
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HOST_SYSTEM_TIME_USEC = 1
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};
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struct ish_hw {
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void __iomem *mem_addr;
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};
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#define to_ish_hw(dev) (struct ish_hw *)((dev)->hw)
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irqreturn_t ish_irq_handler(int irq, void *dev_id);
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struct ishtp_device *ish_dev_init(struct pci_dev *pdev);
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int ish_hw_start(struct ishtp_device *dev);
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void ish_device_disable(struct ishtp_device *dev);
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#endif /* _ISHTP_HW_ISH_H_ */
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