| /* i830.h -- Intel I830 DRM template customization -*- linux-c -*- |
| * Created: Thu Feb 15 00:01:12 2001 by gareth@valinux.com |
| * |
| * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. |
| * 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 |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * VA LINUX SYSTEMS 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. |
| * |
| * Authors: |
| * Gareth Hughes <gareth@valinux.com> |
| */ |
| |
| #ifndef __I830_H__ |
| #define __I830_H__ |
| |
| /* This remains constant for all DRM template files. |
| */ |
| #define DRM(x) i830_##x |
| |
| /* General customization: |
| */ |
| #define __HAVE_AGP 1 |
| #define __MUST_HAVE_AGP 1 |
| #define __HAVE_MTRR 1 |
| #define __HAVE_CTX_BITMAP 1 |
| |
| /* Driver customization: |
| */ |
| #define __HAVE_RELEASE 1 |
| #define DRIVER_RELEASE() do { \ |
| i830_reclaim_buffers( dev, priv->pid ); \ |
| } while (0) |
| |
| /* DMA customization: |
| */ |
| #define __HAVE_DMA 1 |
| #define __HAVE_DMA_QUEUE 1 |
| #define __HAVE_DMA_WAITLIST 1 |
| #define __HAVE_DMA_RECLAIM 1 |
| |
| #define __HAVE_DMA_QUIESCENT 1 |
| #define DRIVER_DMA_QUIESCENT() do { \ |
| i830_dma_quiescent( dev ); \ |
| } while (0) |
| |
| #define __HAVE_DMA_IRQ 1 |
| #define __HAVE_DMA_IRQ_BH 1 |
| #define __HAVE_SHARED_IRQ 1 |
| #define DRIVER_PREINSTALL() do { \ |
| drm_i830_private_t *dev_priv = \ |
| (drm_i830_private_t *)dev->dev_private; \ |
| u16 tmp; \ |
| tmp = I830_READ16( I830REG_HWSTAM ); \ |
| tmp = tmp & 0x6000; \ |
| I830_WRITE16( I830REG_HWSTAM, tmp ); \ |
| \ |
| tmp = I830_READ16( I830REG_INT_MASK_R ); \ |
| tmp = tmp & 0x6000; /* Unmask interrupts */ \ |
| I830_WRITE16( I830REG_INT_MASK_R, tmp ); \ |
| tmp = I830_READ16( I830REG_INT_ENABLE_R ); \ |
| tmp = tmp & 0x6000; /* Disable all interrupts */ \ |
| I830_WRITE16( I830REG_INT_ENABLE_R, tmp ); \ |
| } while (0) |
| |
| #define DRIVER_POSTINSTALL() do { \ |
| drm_i830_private_t *dev_priv = \ |
| (drm_i830_private_t *)dev->dev_private; \ |
| u16 tmp; \ |
| tmp = I830_READ16( I830REG_INT_ENABLE_R ); \ |
| tmp = tmp & 0x6000; \ |
| tmp = tmp | 0x0003; /* Enable bp & user interrupts */ \ |
| I830_WRITE16( I830REG_INT_ENABLE_R, tmp ); \ |
| } while (0) |
| |
| #define DRIVER_UNINSTALL() do { \ |
| drm_i830_private_t *dev_priv = \ |
| (drm_i830_private_t *)dev->dev_private; \ |
| u16 tmp; \ |
| if ( dev_priv ) { \ |
| tmp = I830_READ16( I830REG_INT_IDENTITY_R ); \ |
| tmp = tmp & ~(0x6000); /* Clear all interrupts */ \ |
| if ( tmp != 0 ) \ |
| I830_WRITE16( I830REG_INT_IDENTITY_R, tmp ); \ |
| \ |
| tmp = I830_READ16( I830REG_INT_ENABLE_R ); \ |
| tmp = tmp & 0x6000; /* Disable all interrupts */ \ |
| I830_WRITE16( I830REG_INT_ENABLE_R, tmp ); \ |
| } \ |
| } while (0) |
| |
| /* Buffer customization: |
| */ |
| |
| #define DRIVER_BUF_PRIV_T drm_i830_buf_priv_t |
| |
| #define DRIVER_AGP_BUFFERS_MAP( dev ) \ |
| ((drm_i830_private_t *)((dev)->dev_private))->buffer_map |
| |
| #endif |