78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
/* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __HAB_QNX_H
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#define __HAB_QNX_H
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#include "hab.h"
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#include "hab_pipe.h"
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#include "hab_qvm_os.h"
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struct qvm_channel {
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int be;
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struct hab_pipe *pipe;
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struct hab_pipe_endpoint *pipe_ep;
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spinlock_t io_lock;
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/* common but only for guest */
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struct guest_shm_factory *guest_factory;
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struct guest_shm_control *guest_ctrl;
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/* cached guest ctrl idx value to prevent trap when accessed */
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uint32_t idx;
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/* Guest VM */
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unsigned int guest_intr;
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unsigned int guest_iid;
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unsigned int factory_addr;
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unsigned int irq;
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/* os-specific part */
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struct qvm_channel_os *os_data;
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/* debug only */
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struct workqueue_struct *wq;
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struct work_data {
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struct work_struct work;
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int data; /* free to modify */
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} wdata;
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char *side_buf; /* to store the contents from hab-pipe */
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};
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/* This is common but only for guest in HQX */
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struct shmem_irq_config {
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unsigned long factory_addr; /* from gvm settings when provided */
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int irq; /* from gvm settings when provided */
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};
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struct qvm_plugin_info {
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struct shmem_irq_config *pchan_settings;
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int setting_size;
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int curr;
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int probe_cnt;
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};
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extern struct qvm_plugin_info qvm_priv_info;
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/* Shared mem size in each direction for communication pipe */
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#define PIPE_SHMEM_SIZE (128 * 1024)
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void hab_pipe_reset(struct physical_channel *pchan);
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void habhyp_notify(void *commdev);
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unsigned long hab_shmem_factory_va(unsigned long factory_addr);
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char *hab_shmem_attach(struct qvm_channel *dev, const char *name,
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uint32_t pages);
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uint64_t get_guest_ctrl_paddr(struct qvm_channel *dev,
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unsigned long factory_addr, int irq, const char *name, uint32_t pages);
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#endif /* __HAB_QNX_H */
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