Edit
IABSD.fr/xenocara/driver/xf86-video-geode/src/geode_driver.c
matthieu
- driver/xf86-video-geode/src/geode_driver.c
-
/* * Copyright (c) 2006 Avanced Micro Devices, Inc. * * 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 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 THE * AUTHORS OR COPYRIGHT HOLDERS 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. * * Neither the name of the Advanced Micro Devices, Inc. nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. */ /* * File Contents: This is the main module configures the interfacing * with the X server. The individual modules will be * loaded based upon the options selected from the * XF86Config. This file also has modules for finding * supported modes, turning on the modes based on options. * * Project: Amd Xfree Frame buffer device driver. * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif /* Includes that are used by all drivers */ #include "xf86.h" #include "xf86_OSproc.h" #if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 6 #include "xf86Resources.h" #endif #include "compiler.h" #include "xf86PciInfo.h" #include "xf86Pci.h" #include "xf86cmap.h" #include "geode.h" #define RC_MAX_DEPTH 24 #include "fb.h" /* Machine independent stuff */ #include "mipointer.h" #include "micmap.h" /* All drivers implementing backing store need this */ #include "mibstore.h" #include "vgaHW.h" #include "vbe.h" #ifdef DPMSExtension #include "globals.h" #include "opaque.h" #ifdef HAVE_XEXTPROTO_71 #include <X11/extensions/dpmsconst.h> #else #define DPMS_SERVER #include <X11/extensions/dpms.h> #endif #endif /* DPMSExtension */ /* A few things all drivers should have */ #define GEODE_NAME "GEODE" #define GEODE_DRIVER_NAME "geode" #define GEODE_VERSION 4000 #define GEODE_VERSION_MAJOR PACKAGE_VERSION_MAJOR #define GEODE_VERSION_MINOR PACKAGE_VERSION_MINOR #define GEODE_VERSION_PATCH PACKAGE_VERSION_PATCHLEVEL /* Forward definitions */ static const OptionInfoRec *AmdAvailableOptions(int chipid, int busid); static void AmdIdentify(int); #ifdef XSERVER_LIBPCIACCESS static Bool AmdPciProbe(DriverPtr, int, struct pci_device *, intptr_t); #else static Bool AmdProbe(DriverPtr, int); #endif #ifdef XSERVER_LIBPCIACCESS static const struct pci_id_match amdDeviceMatch[] = { {PCI_VENDOR_ID_NS, PCI_CHIP_GEODEGX, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0, 0}, {PCI_VENDOR_ID_AMD, PCI_CHIP_GEODELX, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0, 0}, {0, 0, 0} }; #endif /* XSERVER_LIBPCIACCESS */ /* driver record contains the functions needed by the server after loading * the driver module. */ _X_EXPORT DriverRec AMD = { GEODE_VERSION, "amd", AmdIdentify, #ifdef XSERVER_LIBPCIACCESS NULL, #else AmdProbe, #endif AmdAvailableOptions, NULL, 0, NULL, #ifdef XSERVER_LIBPCIACCESS amdDeviceMatch, AmdPciProbe #endif }; _X_EXPORT DriverRec GEODE = { GEODE_VERSION, "geode", AmdIdentify, #ifdef XSERVER_LIBPCIACCESS NULL, #else AmdProbe, #endif AmdAvailableOptions, NULL, 0, NULL, #ifdef XSERVER_LIBPCIACCESS amdDeviceMatch, AmdPciProbe #endif }; /* Advanced Micro Devices Chip Models */ typedef struct _DEVICE_MODEL { int DeviceId; int Model; } DeviceModel; DeviceModel ChipModel[] = { #ifdef HAVE_LX {PCI_CHIP_GEODELX, LX}, #endif #ifdef HAVE_GX {PCI_CHIP_GEODEGX, GX}, #endif {-1, 0} }; /* Supported chipsets */ SymTabRec GeodeChipsets[] = { #ifdef HAVE_LX {PCI_CHIP_GEODELX, "Geode LX"}, #endif #ifdef HAVE_GX {PCI_CHIP_GEODEGX, "Geode GX"}, #endif {-1, NULL} }; PciChipsets GeodePCIchipsets[] = { #ifdef HAVE_LX {PCI_CHIP_GEODELX, PCI_CHIP_GEODELX, RES_SHARED_VGA}, #endif #ifdef HAVE_GX {PCI_CHIP_GEODEGX, PCI_CHIP_GEODEGX, RES_SHARED_VGA}, #endif {-1, -1, RES_UNDEFINED}, }; #ifdef HAVE_LX OptionInfoRec LX_GeodeOptions[] = { {LX_OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE}, {LX_OPTION_HW_CURSOR, "HWcursor", OPTV_BOOLEAN, {0}, FALSE}, {LX_OPTION_NOCOMPRESSION, "NoCompression", OPTV_BOOLEAN, {0}, FALSE}, {LX_OPTION_NOACCEL, "NoAccel", OPTV_BOOLEAN, {0}, FALSE}, {LX_OPTION_TV_SUPPORT, "TV", OPTV_ANYSTR, {0}, FALSE}, {LX_OPTION_TV_OUTPUT, "TV_Output", OPTV_ANYSTR, {0}, FALSE}, {LX_OPTION_TV_OVERSCAN, "TVOverscan", OPTV_ANYSTR, {0}, FALSE}, {LX_OPTION_ROTATE, "Rotate", OPTV_ANYSTR, {0}, FALSE}, {LX_OPTION_NOPANEL, "NoPanel", OPTV_BOOLEAN, {0}, FALSE}, {LX_OPTION_EXA_SCRATCH_BFRSZ, "ExaScratch", OPTV_INTEGER, {0}, FALSE}, {LX_OPTION_FBSIZE, "FBSize", OPTV_INTEGER, {0}, FALSE}, {LX_OPTION_PANEL_MODE, "PanelMode", OPTV_STRING, {0}, FALSE}, {-1, NULL, OPTV_NONE, {0}, FALSE} }; #endif #ifdef HAVE_GX OptionInfoRec GX_GeodeOptions[] = { {GX_OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE}, {GX_OPTION_HW_CURSOR, "HWcursor", OPTV_BOOLEAN, {0}, FALSE}, {GX_OPTION_NOCOMPRESSION, "NoCompression", OPTV_BOOLEAN, {0}, FALSE}, {GX_OPTION_NOACCEL, "NoAccel", OPTV_BOOLEAN, {0}, FALSE}, {GX_OPTION_ACCEL_METHOD, "AccelMethod", OPTV_STRING, {0}, FALSE}, {GX_OPTION_TV_SUPPORT, "TV", OPTV_ANYSTR, {0}, FALSE}, {GX_OPTION_TV_OUTPUT, "TV_Output", OPTV_ANYSTR, {0}, FALSE}, {GX_OPTION_TV_OVERSCAN, "TVOverscan", OPTV_ANYSTR, {0}, FALSE}, {GX_OPTION_ROTATE, "Rotate", OPTV_ANYSTR, {0}, FALSE}, {GX_OPTION_NOPANEL, "NoPanel", OPTV_BOOLEAN, {0}, FALSE}, {GX_OPTION_OSM_IMG_BUFS, "OSMImageBuffers", OPTV_INTEGER, {0}, FALSE}, {GX_OPTION_OSM_CLR_BUFS, "OSMColorExpBuffers", OPTV_INTEGER, {0}, FALSE}, {GX_OPTION_FBSIZE, "FBSize", OPTV_INTEGER, {0}, FALSE}, {GX_OPTION_PANEL_GEOMETRY, "PanelGeometry", OPTV_STRING, {0}, FALSE}, {-1, NULL, OPTV_NONE, {0}, FALSE} }; #endif OptionInfoRec no_GeodeOptions[] = { {-1, NULL, OPTV_NONE, {0}, FALSE} }; #ifdef XFree86LOADER /* Module loader interface */ static MODULESETUPPROTO(AmdSetup); static XF86ModuleVersionInfo AmdVersionRec = { "amd", MODULEVENDORSTRING, MODINFOSTRING1, MODINFOSTRING2, XORG_VERSION_CURRENT, GEODE_VERSION_MAJOR, GEODE_VERSION_MINOR, GEODE_VERSION_PATCH, ABI_CLASS_VIDEODRV, /* This is a video driver */ ABI_VIDEODRV_VERSION, MOD_CLASS_VIDEODRV, {0, 0, 0, 0} }; static XF86ModuleVersionInfo GeodeVersionRec = { "geode", MODULEVENDORSTRING, MODINFOSTRING1, MODINFOSTRING2, XORG_VERSION_CURRENT, GEODE_VERSION_MAJOR, GEODE_VERSION_MINOR, GEODE_VERSION_PATCH, ABI_CLASS_VIDEODRV, /* This is a video driver */ ABI_VIDEODRV_VERSION, MOD_CLASS_VIDEODRV, {0, 0, 0, 0} }; static pointer GeodeSetup(pointer Module, pointer Options, int *ErrorMajor, int *ErrorMinor) { static Bool init = FALSE; int flag = 0; #ifdef XSERVER_LIBPCIACCESS flag = HaveDriverFuncs; #endif if (init) { *ErrorMajor = LDR_ONCEONLY; return (pointer) NULL; } init = TRUE; xf86AddDriver(&GEODE, Module, flag); return (pointer) TRUE; } static pointer AmdSetup(pointer Module, pointer Options, int *ErrorMajor, int *ErrorMinor) { static Bool Initialised = FALSE; if (!Initialised) { Initialised = TRUE; xf86AddDriver(&AMD, Module, #ifdef XSERVER_LIBPCIACCESS HaveDriverFuncs #else 0 #endif ); return (pointer) TRUE; } /*The return value must be non-NULL on success */ if (ErrorMajor) *ErrorMajor = LDR_ONCEONLY; return NULL; } _X_EXPORT XF86ModuleData amdModuleData = { &AmdVersionRec, AmdSetup, NULL }; _X_EXPORT XF86ModuleData geodeModuleData = { &GeodeVersionRec, GeodeSetup, NULL }; #endif /*End of XFree86Loader */ /*------------------------------------------------------------------------- * AmdIdentify. * * Description : This function identify an Amdfamily version. * * * Parameters. * flags : flags may be used in PreInit* * * Returns : none * * Comments : none * *------------------------------------------------------------------------ */ static void AmdIdentify(int flags) { xf86PrintChipsets(GEODE_NAME, "Driver for AMD Geode Chipsets", GeodeChipsets); } /*---------------------------------------------------------------------------- * AmdAvailableOptions. * * Description :This function returns the geodeoptions set geodeoption * * Parameters. * chipid :This will identify the chipset. * busid :This will identify the PCI busid * * Returns :ptr to GeodeOptions. * * Comments :none * *---------------------------------------------------------------------------- */ static const OptionInfoRec * AmdAvailableOptions(int chipid, int busid) { switch (chipid) { #ifdef HAVE_LX case PCI_CHIP_GEODELX: return LX_GeodeOptions; #endif #ifdef HAVE_GX case PCI_CHIP_GEODEGX: return GX_GeodeOptions; #endif } return no_GeodeOptions; } #ifdef XSERVER_LIBPCIACCESS static Bool AmdPciProbe(DriverPtr driver, int entity_num, struct pci_device *device, intptr_t match_data) { ScrnInfoPtr scrn = NULL; int cpu_detected; ErrorF("AmdPciProbe: Probing for supported devices!\n"); scrn = xf86ConfigPciEntity(scrn, 0, entity_num, GeodePCIchipsets, NULL, NULL, NULL, NULL, NULL); if (scrn != NULL) { scrn->driverName = GEODE_DRIVER_NAME; scrn->driverVersion = GEODE_VERSION; scrn->name = GEODE_NAME; scrn->Probe = NULL; switch (device->device_id) { #ifdef HAVE_LX case PCI_CHIP_GEODELX: cpu_detected = LX; LXSetupChipsetFPtr(scrn); break; #endif #ifdef HAVE_GX case PCI_CHIP_GEODEGX: cpu_detected = GX; GXSetupChipsetFPtr(scrn); break; #endif default: ErrorF("AmdPciProbe: unknown device ID\n"); return FALSE; } DEBUGMSG(1, (0, X_INFO, "AmdPciProbe: CPUDetected %d!\n", cpu_detected)); } return scrn != NULL; } #else /* XSERVER_LIBPCIACCESS */ /*---------------------------------------------------------------------------- * AmdProbe. * * Description :This is to find that hardware is claimed by another * driver if not claim the slot & allocate ScreenInfoRec. * * Parameters. * drv :a pointer to the geode driver * flags :flags may passed to check the config and probe detect * * Returns :TRUE on success and FALSE on failure. * * Comments :This should be minimal probe and it should under no * circumstances change the state of the hardware.Don't do * any intiallizations other than the required * ScreenInforec. *---------------------------------------------------------------------------- */ static Bool AmdProbe(DriverPtr drv, int flags) { Bool foundScreen = FALSE; int numDevSections, numUsed; GDevPtr *devSections = NULL; int *usedChips = NULL; int i; void (*drvr_setup) (ScrnInfoPtr pScrni) = NULL; int CPUDetected; DEBUGMSG(1, (0, X_INFO, "AmdProbe: Probing for supported devices!\n")); /* * * Find the config file Device sections that match this * * driver, and return if there are none. */ if ((numDevSections = xf86MatchDevice(GEODE_NAME, &devSections)) <= 0) { DEBUGMSG(1, (0, X_INFO, "AmdProbe: failed 1!\n")); return FALSE; } DEBUGMSG(1, (0, X_INFO, "AmdProbe: Before MatchPciInstances!\n")); /* PCI BUS */ if (xf86GetPciVideoInfo()) { numUsed = xf86MatchPciInstances(GEODE_NAME, PCI_VENDOR_ID_NS, GeodeChipsets, GeodePCIchipsets, devSections, numDevSections, drv, &usedChips); if (numUsed <= 0) numUsed = xf86MatchPciInstances(GEODE_NAME, PCI_VENDOR_ID_AMD, GeodeChipsets, GeodePCIchipsets, devSections, numDevSections, drv, &usedChips); DEBUGMSG(1, (0, X_INFO, "AmdProbe: MatchPCI (%d)!\n", numUsed)); if (numUsed > 0) { if (flags & PROBE_DETECT) foundScreen = TRUE; else { /* Durango only supports one instance, */ /* so take the first one */ for (i = 0; i < numUsed; i++) { /* Allocate a ScrnInfoRec */ ScrnInfoPtr pScrni = NULL; EntityInfoPtr pEnt = xf86GetEntityInfo(usedChips[i]); PciChipsets *p_id; pScrni = xf86ConfigPciEntity(pScrni, 0, usedChips[i], GeodePCIchipsets, NULL, NULL, NULL, NULL, NULL); for (p_id = GeodePCIchipsets; p_id->numChipset != -1; p_id++) { if (pEnt->chipset == p_id->numChipset) { switch (pEnt->chipset) { #ifdef HAVE_LX case PCI_CHIP_GEODELX: CPUDetected = LX; drvr_setup = &LXSetupChipsetFPtr; break; #endif #ifdef HAVE_GX case PCI_CHIP_GEODEGX: CPUDetected = GX; drvr_setup = &GXSetupChipsetFPtr; break; #endif default: break; } break; } } xfree(pEnt); if (drvr_setup == NULL) return FALSE; DEBUGMSG(1, (0, X_INFO, "AmdProbe: CPUDetected %d!\n", CPUDetected)); pScrni->driverName = GEODE_DRIVER_NAME; pScrni->driverVersion = GEODE_VERSION; pScrni->name = GEODE_NAME; pScrni->Probe = AmdProbe; drvr_setup(pScrni); foundScreen = TRUE; } } } } if (usedChips) xfree(usedChips); if (devSections) xfree(devSections); DEBUGMSG(1, (0, X_INFO, "AmdProbe: result (%d)!\n", foundScreen)); return foundScreen; } #endif /* else XSERVER_LIBPCIACCESS */