diff options
Diffstat (limited to 'pvr-source/tools/intern/debug/dbgdriv/linux/main.c')
| -rwxr-xr-x | pvr-source/tools/intern/debug/dbgdriv/linux/main.c | 355 |
1 files changed, 0 insertions, 355 deletions
diff --git a/pvr-source/tools/intern/debug/dbgdriv/linux/main.c b/pvr-source/tools/intern/debug/dbgdriv/linux/main.c deleted file mode 100755 index c1ca85b..0000000 --- a/pvr-source/tools/intern/debug/dbgdriv/linux/main.c +++ /dev/null @@ -1,355 +0,0 @@ -/*************************************************************************/ /*! -@Title Debug driver main file -@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved -@License Dual MIT/GPLv2 - -The contents of this file are subject to the MIT license as set out below. - -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. - -Alternatively, the contents of this file may be used under the terms of -the GNU General Public License Version 2 ("GPL") in which case the provisions -of GPL are applicable instead of those above. - -If you wish to allow use of your version of this file only under the terms of -GPL, and not to allow others to use your version of this file under the terms -of the MIT license, indicate your decision by deleting the provisions above -and replace them with the notice and other provisions required by GPL as set -out in the file called "GPL-COPYING" included in this distribution. If you do -not delete the provisions above, a recipient may use your version of this file -under the terms of either the MIT license or GPL. - -This License is also included in this distribution in the file called -"MIT-COPYING". - -EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) 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; AND (B) 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. -*/ /**************************************************************************/ -#include <linux/errno.h> -#include <linux/module.h> -#include <linux/fs.h> -#include <linux/kernel.h> -#include <linux/kdev_t.h> -#include <linux/pci.h> -#include <linux/list.h> -#include <linux/init.h> -#include <linux/vmalloc.h> -#include <linux/version.h> - -#if defined(LDM_PLATFORM) && !defined(SUPPORT_DRI_DRM) -#include <linux/platform_device.h> -#endif - -#if defined(LDM_PCI) && !defined(SUPPORT_DRI_DRM) -#include <linux/pci.h> -#endif - -#include <asm/uaccess.h> - -#if defined(SUPPORT_DRI_DRM) -#include "drmP.h" -#include "drm.h" -#endif - -#include "img_types.h" -#include "linuxsrv.h" -#include "dbgdriv_ioctl.h" -#include "dbgdrvif.h" -#include "dbgdriv.h" -#include "hostfunc.h" -#include "hotkey.h" -#include "pvr_debug.h" -#include "pvrmodule.h" -#include "pvr_uaccess.h" - -#if defined(SUPPORT_DRI_DRM) - -#include "pvr_drm_shared.h" -#include "pvr_drm.h" - -#else /* defined(SUPPORT_DRI_DRM) */ - -#define DRVNAME "dbgdrv" -MODULE_SUPPORTED_DEVICE(DRVNAME); - -#if (defined(LDM_PLATFORM) || defined(LDM_PCI)) && !defined(SUPPORT_DRI_DRM) -static struct class *psDbgDrvClass; -#endif - -static int AssignedMajorNumber = 0; - -long dbgdrv_ioctl(struct file *, unsigned int, unsigned long); - -static int dbgdrv_open(struct inode unref__ * pInode, struct file unref__ * pFile) -{ - return 0; -} - -static int dbgdrv_release(struct inode unref__ * pInode, struct file unref__ * pFile) -{ - return 0; -} - -static int dbgdrv_mmap(struct file* pFile, struct vm_area_struct* ps_vma) -{ - return 0; -} - -static struct file_operations dbgdrv_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = dbgdrv_ioctl, - .open = dbgdrv_open, - .release = dbgdrv_release, - .mmap = dbgdrv_mmap, -}; - -#endif /* defined(SUPPORT_DRI_DRM) */ - -IMG_VOID DBGDrvGetServiceTable(DBGKM_SERVICE_TABLE **fn_table) -{ - extern DBGKM_SERVICE_TABLE g_sDBGKMServices; - - *fn_table = &g_sDBGKMServices; -} - -#if defined(SUPPORT_DRI_DRM) -void dbgdrv_cleanup(void) -#else -static void __exit dbgdrv_cleanup(void) -#endif -{ -#if !defined(SUPPORT_DRI_DRM) -#if defined(LDM_PLATFORM) || defined(LDM_PCI) - device_destroy(psDbgDrvClass, MKDEV(AssignedMajorNumber, 0)); - class_destroy(psDbgDrvClass); -#endif - unregister_chrdev(AssignedMajorNumber, DRVNAME); -#endif /* !defined(SUPPORT_DRI_DRM) */ -#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS) - HostDestroyEventObjects(); -#endif - HostDestroyMutex(g_pvAPIMutex); - return; -} - -#if defined(SUPPORT_DRI_DRM) -IMG_INT dbgdrv_init(void) -#else -static int __init dbgdrv_init(void) -#endif -{ -#if (defined(LDM_PLATFORM) || defined(LDM_PCI)) && !defined(SUPPORT_DRI_DRM) - struct device *psDev; -#endif - -#if !defined(SUPPORT_DRI_DRM) - int err = -EBUSY; -#endif - - /* Init API mutex */ - if ((g_pvAPIMutex=HostCreateMutex()) == IMG_NULL) - { - return -ENOMEM; - } - -#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS) - /* - * The current implementation of HostCreateEventObjects on Linux - * can never fail, so there is no need to check for error. - */ - (void) HostCreateEventObjects(); -#endif - -#if !defined(SUPPORT_DRI_DRM) - AssignedMajorNumber = - register_chrdev(AssignedMajorNumber, DRVNAME, &dbgdrv_fops); - - if (AssignedMajorNumber <= 0) - { - PVR_DPF((PVR_DBG_ERROR," unable to get major\n")); - goto ErrDestroyEventObjects; - } - -#if defined(LDM_PLATFORM) || defined(LDM_PCI) - /* - * This code (using GPL symbols) facilitates automatic device - * node creation on platforms with udev (or similar). - */ - psDbgDrvClass = class_create(THIS_MODULE, DRVNAME); - if (IS_ERR(psDbgDrvClass)) - { - PVR_DPF((PVR_DBG_ERROR, "%s: unable to create class (%ld)", - __func__, PTR_ERR(psDbgDrvClass))); - goto ErrUnregisterCharDev; - } - - psDev = device_create(psDbgDrvClass, NULL, MKDEV(AssignedMajorNumber, 0), -#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,26)) - NULL, -#endif - DRVNAME); - if (IS_ERR(psDev)) - { - PVR_DPF((PVR_DBG_ERROR, "%s: unable to create device (%ld)", - __func__, PTR_ERR(psDev))); - goto ErrDestroyClass; - } -#endif /* defined(LDM_PLATFORM) || defined(LDM_PCI) */ -#endif /* !defined(SUPPORT_DRI_DRM) */ - - return 0; - -#if !defined(SUPPORT_DRI_DRM) -ErrDestroyEventObjects: -#if defined(SUPPORT_DBGDRV_EVENT_OBJECTS) - HostDestroyEventObjects(); -#endif -#if defined(LDM_PLATFORM) || defined(LDM_PCI) -ErrUnregisterCharDev: - unregister_chrdev(AssignedMajorNumber, DRVNAME); -ErrDestroyClass: - class_destroy(psDbgDrvClass); -#endif - return err; -#endif /* !defined(SUPPORT_DRI_DRM) */ -} - -#if defined(SUPPORT_DRI_DRM) -int dbgdrv_ioctl(struct drm_device *dev, IMG_VOID *arg, struct drm_file *pFile) -#else -long dbgdrv_ioctl(struct file *file, unsigned int ioctlCmd, unsigned long arg) -#endif -{ - IOCTL_PACKAGE *pIP = (IOCTL_PACKAGE *) arg; - char *buffer, *in, *out; - unsigned int cmd; - - if((pIP->ui32InBufferSize > (PAGE_SIZE >> 1) ) || (pIP->ui32OutBufferSize > (PAGE_SIZE >> 1))) - { - PVR_DPF((PVR_DBG_ERROR,"Sizes of the buffers are too large, cannot do ioctl\n")); - return -1; - } - - buffer = (char *) HostPageablePageAlloc(1); - if(!buffer) - { - PVR_DPF((PVR_DBG_ERROR,"Failed to allocate buffer, cannot do ioctl\n")); - return -EFAULT; - } - - in = buffer; - out = buffer + (PAGE_SIZE >>1); - - if(pvr_copy_from_user(in, pIP->pInBuffer, pIP->ui32InBufferSize) != 0) - { - goto init_failed; - } - - /* Extra -1 because ioctls start at DEBUG_SERVICE_IOCTL_BASE + 1 */ - cmd = MAKEIOCTLINDEX(pIP->ui32Cmd) - DEBUG_SERVICE_IOCTL_BASE - 1; - - if(pIP->ui32Cmd == DEBUG_SERVICE_READ) - { - IMG_UINT32 *pui32BytesCopied = (IMG_UINT32 *)out; - DBG_IN_READ *psReadInParams = (DBG_IN_READ *)in; - DBG_STREAM *psStream; - IMG_CHAR *ui8Tmp; - - ui8Tmp = vmalloc(psReadInParams->ui32OutBufferSize); - - if(!ui8Tmp) - { - goto init_failed; - } - - psStream = SID2PStream(psReadInParams->hStream); - if(!psStream) - { - goto init_failed; - } - - *pui32BytesCopied = ExtDBGDrivRead(psStream, - psReadInParams->bReadInitBuffer, - psReadInParams->ui32OutBufferSize, - ui8Tmp); - - if(pvr_copy_to_user(psReadInParams->u.pui8OutBuffer, - ui8Tmp, - *pui32BytesCopied) != 0) - { - vfree(ui8Tmp); - goto init_failed; - } - - vfree(ui8Tmp); - } - else - { - (g_DBGDrivProc[cmd])(in, out); - } - - if(copy_to_user(pIP->pOutBuffer, out, pIP->ui32OutBufferSize) != 0) - { - goto init_failed; - } - - HostPageablePageFree((IMG_VOID *)buffer); - return 0; - -init_failed: - HostPageablePageFree((IMG_VOID *)buffer); - return -EFAULT; -} - - -/****************************************************************************** - * Function Name: RemoveHotKey - * - * Inputs : - - * Outputs : - - * Returns : - - * Globals Used : - - * - * Description : Removes HotKey callbacks - *****************************************************************************/ -IMG_VOID RemoveHotKey (IMG_UINT32 hHotKey) -{ - PVR_UNREFERENCED_PARAMETER(hHotKey); -} - -/****************************************************************************** - * Function Name: DefineHotKey - * - * Inputs : - - * Outputs : - - * Returns : - - * Globals Used : - - * - * Description : Removes HotKey callbacks - *****************************************************************************/ -IMG_VOID DefineHotKey (IMG_UINT32 ui32ScanCode, IMG_UINT32 ui32ShiftState, PHOTKEYINFO psInfo) -{ - PVR_UNREFERENCED_PARAMETER(ui32ScanCode); - PVR_UNREFERENCED_PARAMETER(ui32ShiftState); - PVR_UNREFERENCED_PARAMETER(psInfo); -} - -EXPORT_SYMBOL(DBGDrvGetServiceTable); - -#if !defined(SUPPORT_DRI_DRM) -subsys_initcall(dbgdrv_init); -module_exit(dbgdrv_cleanup); -#endif |