1/* i810.h -- Intel i810/i815 DRM template customization -*- linux-c -*- 2 * Created: Thu Feb 15 00:01:12 2001 by gareth@valinux.com 3 * 4 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 5 * All Rights Reserved. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the next 15 * paragraph) shall be included in all copies or substantial portions of the 16 * Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 24 * OTHER DEALINGS IN THE SOFTWARE. 25 * 26 * Authors: 27 * Gareth Hughes <gareth@valinux.com> 28 */ 29 30#ifndef __I810_H__ 31#define __I810_H__ 32 33/* This remains constant for all DRM template files. 34 */ 35#define DRM(x) i810_##x 36 37/* General customization: 38 */ 39#define __HAVE_AGP 1 40#define __MUST_HAVE_AGP 1 41#define __HAVE_MTRR 1 42#define __HAVE_CTX_BITMAP 1 43 44/* Driver customization: 45 */ 46#define __HAVE_RELEASE 1 47#define DRIVER_RELEASE() do { \ 48 i810_reclaim_buffers( dev, priv->pid ); \ 49} while (0) 50 51/* DMA customization: 52 */ 53#define __HAVE_DMA 1 54#define __HAVE_DMA_QUEUE 1 55#define __HAVE_DMA_WAITLIST 1 56#define __HAVE_DMA_RECLAIM 1 57 58#define __HAVE_DMA_QUIESCENT 1 59#define DRIVER_DMA_QUIESCENT() do { \ 60 i810_dma_quiescent( dev ); \ 61} while (0) 62 63#define __HAVE_DMA_IRQ 1 64#define __HAVE_DMA_IRQ_BH 1 65#define __HAVE_SHARED_IRQ 1 66#define DRIVER_PREINSTALL() do { \ 67 drm_i810_private_t *dev_priv = \ 68 (drm_i810_private_t *)dev->dev_private; \ 69 u16 tmp; \ 70 tmp = I810_READ16( I810REG_HWSTAM ); \ 71 tmp = tmp & 0x6000; \ 72 I810_WRITE16( I810REG_HWSTAM, tmp ); \ 73 \ 74 tmp = I810_READ16( I810REG_INT_MASK_R ); \ 75 tmp = tmp & 0x6000; /* Unmask interrupts */ \ 76 I810_WRITE16( I810REG_INT_MASK_R, tmp ); \ 77 tmp = I810_READ16( I810REG_INT_ENABLE_R ); \ 78 tmp = tmp & 0x6000; /* Disable all interrupts */ \ 79 I810_WRITE16( I810REG_INT_ENABLE_R, tmp ); \ 80} while (0) 81 82#define DRIVER_POSTINSTALL() do { \ 83 drm_i810_private_t *dev_priv = \ 84 (drm_i810_private_t *)dev->dev_private; \ 85 u16 tmp; \ 86 tmp = I810_READ16( I810REG_INT_ENABLE_R ); \ 87 tmp = tmp & 0x6000; \ 88 tmp = tmp | 0x0003; /* Enable bp & user interrupts */ \ 89 I810_WRITE16( I810REG_INT_ENABLE_R, tmp ); \ 90} while (0) 91 92#define DRIVER_UNINSTALL() do { \ 93 drm_i810_private_t *dev_priv = \ 94 (drm_i810_private_t *)dev->dev_private; \ 95 u16 tmp; \ 96 if ( dev_priv ) { \ 97 tmp = I810_READ16( I810REG_INT_IDENTITY_R ); \ 98 tmp = tmp & ~(0x6000); /* Clear all interrupts */ \ 99 if ( tmp != 0 ) \ 100 I810_WRITE16( I810REG_INT_IDENTITY_R, tmp ); \ 101 \ 102 tmp = I810_READ16( I810REG_INT_ENABLE_R ); \ 103 tmp = tmp & 0x6000; /* Disable all interrupts */ \ 104 I810_WRITE16( I810REG_INT_ENABLE_R, tmp ); \ 105 } \ 106} while (0) 107 108/* Buffer customization: 109 */ 110 111#define DRIVER_BUF_PRIV_T drm_i810_buf_priv_t 112 113#define DRIVER_AGP_BUFFERS_MAP( dev ) \ 114 ((drm_i810_private_t *)((dev)->dev_private))->buffer_map 115 116#endif 117