diff options
Diffstat (limited to 'linux-core/xgi_cmdlist.h')
| -rw-r--r-- | linux-core/xgi_cmdlist.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/linux-core/xgi_cmdlist.h b/linux-core/xgi_cmdlist.h new file mode 100644 index 00000000..604c9aac --- /dev/null +++ b/linux-core/xgi_cmdlist.h @@ -0,0 +1,98 @@ +/**************************************************************************** + * Copyright (C) 2003-2006 by XGI Technology, Taiwan. + * + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation on the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * XGI AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + ***************************************************************************/ + +#ifndef _XGI_CMDLIST_H_ +#define _XGI_CMDLIST_H_ + +#define ONE_BIT_MASK 0x1 +#define TWENTY_BIT_MASK 0xfffff +#define M2REG_FLUSH_2D_ENGINE_MASK (ONE_BIT_MASK<<20) +#define M2REG_FLUSH_3D_ENGINE_MASK TWENTY_BIT_MASK +#define M2REG_FLUSH_FLIP_ENGINE_MASK (ONE_BIT_MASK<<21) +#define BASE_3D_ENG 0x2800 +#define M2REG_AUTO_LINK_SETTING_ADDRESS 0x10 +#define M2REG_CLEAR_COUNTERS_MASK (ONE_BIT_MASK<<4) +#define M2REG_PCI_TRIGGER_MODE_MASK (ONE_BIT_MASK<<1) +#define BEGIN_VALID_MASK (ONE_BIT_MASK<<20) +#define BEGIN_LINK_ENABLE_MASK (ONE_BIT_MASK<<31) +#define BEGIN_BEGIN_IDENTIFICATION_MASK (TWENTY_BIT_MASK<<0) +#define M2REG_PCI_TRIGGER_REGISTER_ADDRESS 0x14 + +typedef enum { + FLUSH_2D = M2REG_FLUSH_2D_ENGINE_MASK, + FLUSH_3D = M2REG_FLUSH_3D_ENGINE_MASK, + FLUSH_FLIP = M2REG_FLUSH_FLIP_ENGINE_MASK +} FLUSH_CODE; + +typedef enum { + AGPCMDLIST_SCRATCH_SIZE = 0x100, + AGPCMDLIST_BEGIN_SIZE = 0x004, + AGPCMDLIST_3D_SCRATCH_CMD_SIZE = 0x004, + AGPCMDLIST_2D_SCRATCH_CMD_SIZE = 0x00c, + AGPCMDLIST_FLUSH_CMD_LEN = 0x004, + AGPCMDLIST_DUMY_END_BATCH_LEN = AGPCMDLIST_BEGIN_SIZE +} CMD_SIZE; + +struct xgi_cmdring_info { + /** + * Kernel space pointer to the base of the command ring. + */ + u32 * ptr; + + /** + * Size, in bytes, of the command ring. + */ + unsigned int size; + + /** + * Base address of the command ring from the hardware's PoV. + */ + unsigned int ring_hw_base; + + /** + * Offset, in bytes, from the base of PCI-e GART space to the start + * of the ring. + */ + unsigned long ring_gart_base; + + u32 * last_ptr; + + /** + * Offset, in bytes, from the start of the ring to the next available + * location to store a command. + */ + unsigned int ring_offset; +}; + +struct xgi_info; +extern int xgi_cmdlist_initialize(struct xgi_info * info, size_t size); + +extern int xgi_state_change(struct xgi_info * info, unsigned int to, + unsigned int from); + +extern void xgi_cmdlist_cleanup(struct xgi_info * info); + +#endif /* _XGI_CMDLIST_H_ */ |