135 lines
2.9 KiB
C
135 lines
2.9 KiB
C
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#ifndef _VG_LITE_OS_H
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#define _VG_LITE_OS_H
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#include <stdint.h>
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#if !defined(VG_DRIVER_SINGLE_THREAD)
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#define vg_lite_os_set_event_state(event, state) (event)->signal = state
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#define vg_lite_os_event_state(event) (event)->signal
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#define vg_lite_os_config_event(event, sem_id, state) \
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{ \
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(event)->semaphore_id = sem_id; \
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(event)->signal = state; \
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}
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typedef struct vg_lite_os_async_event
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{
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uint32_t semaphore_id; /*! The Id of the semaphore assigned to this event */
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int32_t signal; /*! The command buffer status */
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}
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vg_lite_os_async_event_t;
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int32_t vg_lite_os_init_tls_array(void);
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void vg_lite_os_deinit_tls_array(void);
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/*!
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@brief Set the value in a task’s thread local storage array.
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*/
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int32_t vg_lite_os_set_tls(void* tls);
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/*!
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@brief Get the current task’s thread local storage array.
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*/
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void * vg_lite_os_get_tls( );
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#endif /* not defined(VG_DRIVER_SINGLE_THREAD) */
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/*!
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@brief Memory allocate.
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*/
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void * vg_lite_os_malloc(uint32_t size);
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/*!
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@brief Memory free.
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*/
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void vg_lite_os_free(void * memory);
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#if !defined(VG_DRIVER_SINGLE_THREAD)
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/*!
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@brief Reset the value in a task’s thread local storage array.
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*/
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void vg_lite_os_reset_tls();
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#endif /* not defined(VG_DRIVER_SINGLE_THREAD) */
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/*!
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@brief sleep a number of milliseconds.
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*/
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void vg_lite_os_sleep(uint32_t msec);
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/*!
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@brief initialize the os parameters.
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*/
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int32_t vg_lite_os_initialize();
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/*!
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@brief deinitialize the os parameters.
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*/
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void vg_lite_os_deinitialize();
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#if !defined(VG_DRIVER_SINGLE_THREAD)
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/*!
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@brief Mutex semaphore take.
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*/
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int32_t vg_lite_os_lock();
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/*!
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@brief Mutex semaphore give.
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*/
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int32_t vg_lite_os_unlock();
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/*!
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@brief Submit the current command buffer to the command queue.
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*/
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int32_t vg_lite_os_submit(uint32_t context, uint32_t physical, uint32_t offset, uint32_t size, vg_lite_os_async_event_t *event);
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/*!
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@brief Wait for the current command buffer to be executed.
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*/
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int32_t vg_lite_os_wait(uint32_t timeout, vg_lite_os_async_event_t *event);
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#endif /* not defined(VG_DRIVER_SINGLE_THREAD) */
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/*!
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@brief IRQ Handler.
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*/
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void vg_lite_os_IRQHandler(void);
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/*!
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@brief Wait until an interrupt from the VGLite graphics hardware has been received.
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*/
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int32_t vg_lite_os_wait_interrupt(uint32_t timeout, uint32_t mask, uint32_t * value);
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#if !defined(VG_DRIVER_SINGLE_THREAD)
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/*!
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@brief
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*/
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int32_t vg_lite_os_init_event(vg_lite_os_async_event_t *event,
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uint32_t semaphore_id,
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int32_t state);
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/*!
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@brief
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*/
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int32_t vg_lite_os_delete_event(vg_lite_os_async_event_t *event);
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/*!
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@brief
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*/
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int32_t vg_lite_os_wait_event(vg_lite_os_async_event_t *event);
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/*!
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@brief
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*/
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int32_t vg_lite_os_signal_event(vg_lite_os_async_event_t *event);
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/*!
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@brief
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*/
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int8_t vg_lite_os_query_context_switch(uint32_t context);
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#endif /* not defined(VG_DRIVER_SINGLE_THREAD) */
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#endif
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