diff options
Diffstat (limited to 'linux-core/xgi_pcie.c')
| -rw-r--r-- | linux-core/xgi_pcie.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/linux-core/xgi_pcie.c b/linux-core/xgi_pcie.c deleted file mode 100644 index 614616a9..00000000 --- a/linux-core/xgi_pcie.c +++ /dev/null @@ -1,127 +0,0 @@ -/**************************************************************************** - * 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. - ***************************************************************************/ - -#include "xgi_drv.h" -#include "xgi_regs.h" -#include "xgi_misc.h" - -void xgi_gart_flush(struct drm_device *dev) -{ - struct xgi_info *const info = dev->dev_private; - u8 temp; - - DRM_MEMORYBARRIER(); - - /* Set GART in SFB */ - temp = DRM_READ8(info->mmio_map, 0xB00C); - DRM_WRITE8(info->mmio_map, 0xB00C, temp & ~0x02); - - /* Set GART base address to HW */ - DRM_WRITE32(info->mmio_map, 0xB034, info->gart_info.bus_addr); - - /* Flush GART table. */ - DRM_WRITE8(info->mmio_map, 0xB03F, 0x40); - DRM_WRITE8(info->mmio_map, 0xB03F, 0x00); -} - - -int xgi_pcie_heap_init(struct xgi_info * info) -{ - u8 temp = 0; - int err; - struct drm_scatter_gather request; - - /* Get current FB aperture size */ - temp = IN3X5B(info->mmio_map, 0x27); - DRM_INFO("In3x5(0x27): 0x%x \n", temp); - - if (temp & 0x01) { /* 256MB; Jong 06/05/2006; 0x10000000 */ - info->pcie.base = 256 * 1024 * 1024; - } else { /* 128MB; Jong 06/05/2006; 0x08000000 */ - info->pcie.base = 128 * 1024 * 1024; - } - - - DRM_INFO("info->pcie.base: 0x%lx\n", (unsigned long) info->pcie.base); - - /* Get current lookup table page size */ - temp = DRM_READ8(info->mmio_map, 0xB00C); - if (temp & 0x04) { /* 8KB */ - info->lutPageSize = 8 * 1024; - } else { /* 4KB */ - info->lutPageSize = 4 * 1024; - } - - DRM_INFO("info->lutPageSize: 0x%x \n", info->lutPageSize); - - - request.size = info->pcie.size; - err = drm_sg_alloc(info->dev, & request); - if (err) { - DRM_ERROR("cannot allocate PCIE GART backing store! " - "size = %d\n", info->pcie.size); - return err; - } - - info->gart_info.table_mask = DMA_BIT_MASK(32); - info->gart_info.gart_table_location = DRM_ATI_GART_MAIN; - info->gart_info.gart_reg_if = DRM_ATI_GART_PCI; - info->gart_info.table_size = info->dev->sg->pages * sizeof(u32); - - if (!drm_ati_pcigart_init(info->dev, &info->gart_info)) { - DRM_ERROR("failed to init PCI GART!\n"); - return -ENOMEM; - } - - - xgi_gart_flush(info->dev); - - mutex_lock(&info->dev->struct_mutex); - err = drm_sman_set_range(&info->sman, XGI_MEMLOC_NON_LOCAL, - 0, info->pcie.size); - mutex_unlock(&info->dev->struct_mutex); - if (err) { - drm_ati_pcigart_cleanup(info->dev, &info->gart_info); - } - - info->pcie_heap_initialized = (err == 0); - return err; -} - - -/** - * xgi_find_pcie_virt - * @address: GE HW address - * - * Returns CPU virtual address. Assumes the CPU VAddr is continuous in not - * the same block - */ -void *xgi_find_pcie_virt(struct xgi_info * info, u32 address) -{ - const unsigned long offset = address - info->pcie.base; - - return ((u8 *) info->dev->sg->virtual) + offset; -} |