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/****************************************************************************
*
* Copyright (C) 2005 - 2011 by Vivante Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the license, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*****************************************************************************/
#ifndef __gc_hal_driver_vg_h_
#define __gc_hal_driver_vg_h_
#include "gc_hal_types.h"
#ifdef __cplusplus
extern "C" {
#endif
/******************************************************************************\
******************************* I/O Control Codes ******************************
\******************************************************************************/
#define gcvHAL_CLASS "galcore"
#define IOCTL_GCHAL_INTERFACE 30000
/******************************************************************************\
********************************* Command Codes ********************************
\******************************************************************************/
/******************************************************************************\
********************* Command buffer information structure. ********************
\******************************************************************************/
typedef struct _gcsCOMMAND_BUFFER_INFO * gcsCOMMAND_BUFFER_INFO_PTR;
typedef struct _gcsCOMMAND_BUFFER_INFO
{
/* FE command buffer interrupt ID. */
gctINT32 feBufferInt;
/* TS overflow interrupt ID. */
gctINT32 tsOverflowInt;
/* Alignment and mask for the buffer address. */
gctUINT addressMask;
gctSIZE_T addressAlignment;
/* Alignment for each command. */
gctSIZE_T commandAlignment;
/* Number of bytes required by the STATE command. */
gctSIZE_T stateCommandSize;
/* Number of bytes required by the RESTART command. */
gctSIZE_T restartCommandSize;
/* Number of bytes required by the FETCH command. */
gctSIZE_T fetchCommandSize;
/* Number of bytes required by the CALL command. */
gctSIZE_T callCommandSize;
/* Number of bytes required by the RETURN command. */
gctSIZE_T returnCommandSize;
/* Number of bytes required by the EVENT command. */
gctSIZE_T eventCommandSize;
/* Number of bytes required by the END command. */
gctSIZE_T endCommandSize;
/* Number of bytes reserved at the tail of a static command buffer. */
gctSIZE_T staticTailSize;
/* Number of bytes reserved at the tail of a dynamic command buffer. */
gctSIZE_T dynamicTailSize;
}
gcsCOMMAND_BUFFER_INFO;
/******************************************************************************\
******************************** Task Structures *******************************
\******************************************************************************/
typedef enum _gceTASK
{
gcvTASK_LINK,
gcvTASK_CLUSTER,
gcvTASK_INCREMENT,
gcvTASK_DECREMENT,
gcvTASK_SIGNAL,
gcvTASK_LOCKDOWN,
gcvTASK_UNLOCK_VIDEO_MEMORY,
gcvTASK_FREE_VIDEO_MEMORY,
gcvTASK_FREE_CONTIGUOUS_MEMORY,
gcvTASK_UNMAP_USER_MEMORY,
gcvTASK_UNMAP_MEMORY
}
gceTASK;
typedef struct _gcsTASK_HEADER * gcsTASK_HEADER_PTR;
typedef struct _gcsTASK_HEADER
{
/* Task ID. */
IN gceTASK id;
}
gcsTASK_HEADER;
typedef struct _gcsTASK_LINK * gcsTASK_LINK_PTR;
typedef struct _gcsTASK_LINK
{
/* Task ID (gcvTASK_LINK). */
IN gceTASK id;
/* Pointer to the next task container. */
IN gctPOINTER cotainer;
/* Pointer to the next task from the next task container. */
IN gcsTASK_HEADER_PTR task;
}
gcsTASK_LINK;
typedef struct _gcsTASK_CLUSTER * gcsTASK_CLUSTER_PTR;
typedef struct _gcsTASK_CLUSTER
{
/* Task ID (gcvTASK_CLUSTER). */
IN gceTASK id;
/* Number of tasks in the cluster. */
IN gctUINT taskCount;
}
gcsTASK_CLUSTER;
typedef struct _gcsTASK_INCREMENT * gcsTASK_INCREMENT_PTR;
typedef struct _gcsTASK_INCREMENT
{
/* Task ID (gcvTASK_INCREMENT). */
IN gceTASK id;
/* Address of the variable to increment. */
IN gctUINT32 address;
}
gcsTASK_INCREMENT;
typedef struct _gcsTASK_DECREMENT * gcsTASK_DECREMENT_PTR;
typedef struct _gcsTASK_DECREMENT
{
/* Task ID (gcvTASK_DECREMENT). */
IN gceTASK id;
/* Address of the variable to decrement. */
IN gctUINT32 address;
}
gcsTASK_DECREMENT;
typedef struct _gcsTASK_SIGNAL * gcsTASK_SIGNAL_PTR;
typedef struct _gcsTASK_SIGNAL
{
/* Task ID (gcvTASK_SIGNAL). */
IN gceTASK id;
/* Process owning the signal. */
IN gctHANDLE process;
/* Signal handle to signal. */
IN gctSIGNAL signal;
}
gcsTASK_SIGNAL;
typedef struct _gcsTASK_LOCKDOWN * gcsTASK_LOCKDOWN_PTR;
typedef struct _gcsTASK_LOCKDOWN
{
/* Task ID (gcvTASK_LOCKDOWN). */
IN gceTASK id;
/* Address of the user space counter. */
IN gctUINT32 userCounter;
/* Address of the kernel space counter. */
IN gctUINT32 kernelCounter;
/* Process owning the signal. */
IN gctHANDLE process;
/* Signal handle to signal. */
IN gctSIGNAL signal;
}
gcsTASK_LOCKDOWN;
typedef struct _gcsTASK_UNLOCK_VIDEO_MEMORY * gcsTASK_UNLOCK_VIDEO_MEMORY_PTR;
typedef struct _gcsTASK_UNLOCK_VIDEO_MEMORY
{
/* Task ID (gcvTASK_UNLOCK_VIDEO_MEMORY). */
IN gceTASK id;
/* Allocated video memory. */
IN gcuVIDMEM_NODE_PTR node;
}
gcsTASK_UNLOCK_VIDEO_MEMORY;
typedef struct _gcsTASK_FREE_VIDEO_MEMORY * gcsTASK_FREE_VIDEO_MEMORY_PTR;
typedef struct _gcsTASK_FREE_VIDEO_MEMORY
{
/* Task ID (gcvTASK_FREE_VIDEO_MEMORY). */
IN gceTASK id;
/* Allocated video memory. */
IN gcuVIDMEM_NODE_PTR node;
}
gcsTASK_FREE_VIDEO_MEMORY;
typedef struct _gcsTASK_FREE_CONTIGUOUS_MEMORY * gcsTASK_FREE_CONTIGUOUS_MEMORY_PTR;
typedef struct _gcsTASK_FREE_CONTIGUOUS_MEMORY
{
/* Task ID (gcvTASK_FREE_CONTIGUOUS_MEMORY). */
IN gceTASK id;
/* Number of bytes allocated. */
IN gctSIZE_T bytes;
/* Physical address of allocation. */
IN gctPHYS_ADDR physical;
/* Logical address of allocation. */
IN gctPOINTER logical;
}
gcsTASK_FREE_CONTIGUOUS_MEMORY;
typedef struct _gcsTASK_UNMAP_USER_MEMORY * gcsTASK_UNMAP_USER_MEMORY_PTR;
typedef struct _gcsTASK_UNMAP_USER_MEMORY
{
/* Task ID (gcvTASK_UNMAP_USER_MEMORY). */
IN gceTASK id;
/* Base address of user memory to unmap. */
IN gctPOINTER memory;
/* Size of user memory in bytes to unmap. */
IN gctSIZE_T size;
/* Info record returned by gcvHAL_MAP_USER_MEMORY. */
IN gctPOINTER info;
/* Physical address of mapped memory as returned by
gcvHAL_MAP_USER_MEMORY. */
IN gctUINT32 address;
}
gcsTASK_UNMAP_USER_MEMORY;
typedef struct _gcsTASK_UNMAP_MEMORY * gcsTASK_UNMAP_MEMORY_PTR;
typedef struct _gcsTASK_UNMAP_MEMORY
{
/* Task ID (gcvTASK_UNMAP_MEMORY). */
IN gceTASK id;
/* Physical memory address to unmap. */
IN gctPHYS_ADDR physical;
/* Number of bytes in physical memory to unmap. */
IN gctSIZE_T bytes;
/* Address of mapped memory to unmap. */
IN gctPOINTER logical;
}
gcsTASK_UNMAP_MEMORY;
#ifdef __cplusplus
}
#endif
#endif /* __gc_hal_driver_h_ */
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