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Diffstat (limited to 'src/atibus.c')
| -rw-r--r-- | src/atibus.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/src/atibus.c b/src/atibus.c deleted file mode 100644 index c06c696..0000000 --- a/src/atibus.c +++ /dev/null @@ -1,183 +0,0 @@ -/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atibus.c,v 1.18 2003/01/22 21:44:10 tsi Exp $ */ -/* - * Copyright 1997 through 2003 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of Marc Aurele La France not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. Marc Aurele La France makes no representations - * about the suitability of this software for any purpose. It is provided - * "as-is" without express or implied warranty. - * - * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO - * EVENT SHALL MARC AURELE LA FRANCE BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#include "ati.h" -#include "atiadapter.h" -#include "atibus.h" -#include "atichip.h" -#include "atiio.h" -#include "atistruct.h" -#include "ativersion.h" - -/* - * Definitions related to an adapter's system bus interface. - */ - -const char *ATIBusNames[] = -{ - "16-Bit ISA", - "EISA", - "16-Bit MicroChannel", - "32-Bit MicroChannel", - "386SX Local Bus", - "386DX Local Bus", - "VESA Local Bus", - "PCI", - "AGP" -}; - -/* - * ATIClaimResources -- - * - * This function registers most of the bus resources used by an adapter. The - * exceptions are PCI-configured resources and non-PCI non-AGP linear - * apertures, both of which are registered by ATIPreInit(). This function also - * attempts to register unshareable resources for inactive PCI adapters, - * whether or not they are relocatable. - */ -static void -ATIClaimResources -( - ATIPtr pATI, - Bool Active -) -{ - resPtr pResources; - -#ifndef AVOID_CPIO - - resRange Resources[2] = {{0, 0, 0}, _END}; - - /* Claim VGA and VGAWonder resources */ - if ((pATI->VGAAdapter != ATI_ADAPTER_NONE) && (Active || !pATI->SharedVGA)) - { - /* - * 18800-x's are the only ATI controllers that decode all ISA aliases - * of VGA and VGA Wonder I/O ports. Other x8800's do not decode >any< - * VGA aliases, but do decode VGA Wonder aliases whose most significant - * nibble is zero. - */ - xf86ClaimFixedResources( - (pATI->Chip <= ATI_CHIP_18800_1) ? - (pATI->SharedVGA ? resVgaSparseShared : resVgaSparseExclusive) : - (pATI->SharedVGA ? resVgaShared : resVgaExclusive), - pATI->iEntity); - - if (pATI->CPIO_VGAWonder) - { - if (pATI->SharedVGA) - Resources[0].type = ResShrIoSparse | ResBus; - else - Resources[0].type = ResExcIoSparse | ResBus; - Resources[0].rBase = pATI->CPIO_VGAWonder; - if (pATI->Chip <= ATI_CHIP_18800_1) - Resources[0].rMask = 0x03FEU; - else - Resources[0].rMask = 0xF3FEU; - - xf86ClaimFixedResources(Resources, pATI->iEntity); - - (void)memcpy(pATI->VGAWonderResources, - Resources, SizeOf(Resources)); - } - } - - if (!Active && pATI->SharedAccelerator) - return; - - /* Claim 8514/A resources */ - if (pATI->ChipHasSUBSYS_CNTL) - xf86ClaimFixedResources( - pATI->SharedAccelerator ? res8514Shared : res8514Exclusive, - pATI->iEntity); - - /* Claim Mach64 sparse I/O resources */ - if ((pATI->Adapter == ATI_ADAPTER_MACH64) && - (pATI->CPIODecoding == SPARSE_IO)) - { - if (pATI->SharedAccelerator) - Resources[0].type = ResShrIoSparse | ResBus; - else - Resources[0].type = ResExcIoSparse | ResBus; - Resources[0].rBase = pATI->CPIOBase; - Resources[0].rMask = 0x03FCU; - - xf86ClaimFixedResources(Resources, pATI->iEntity); - } - - if (Active) - return; - -#else /* AVOID_CPIO */ - - if (pATI->SharedAccelerator) - return; - -#endif /* AVOID_CPIO */ - - /* Register unshared relocatable resources for inactive adapters */ - do - { - pResources = xf86RegisterResources(pATI->iEntity, NULL, ResExclusive); - if (!pResources) - return; - - pResources = xf86ReallocatePciResources(pATI->iEntity, pResources); - } while (!pResources); - - xf86Msg(X_WARNING, - ATI_NAME ": Unable to register the following resources for inactive" - " adapter:\n"); - xf86PrintResList(1, pResources); - xf86FreeResList(pResources); -} - -/* - * ATIClaimBusSlot -- - * - * Claim an adapter and register its resources. - */ -int -ATIClaimBusSlot -( - DriverPtr pDriver, - int Chipset, - GDevPtr pGDev, - Bool Active, - ATIPtr pATI -) -{ - pciVideoPtr pVideo = pATI->PCIInfo; - - if (pVideo) - pATI->iEntity = - xf86ClaimPciSlot(pVideo->bus, pVideo->device, pVideo->func, - pDriver, Chipset, pGDev, Active); - else - pATI->iEntity = xf86ClaimIsaSlot(pDriver, Chipset, pGDev, Active); - - if (pATI->iEntity >= 0) - ATIClaimResources(pATI, Active); - - return pATI->iEntity; -} |