| /*************************************************************************/ /*! |
| @File vz_physheap_tc.c |
| @Title System virtualization physheap configuration |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @Description System virtualization physical heap configuration |
| @License MIT |
| |
| 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. |
| |
| 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 "allocmem.h" |
| #include "physheap.h" |
| #include "rgxdevice.h" |
| #include "pvrsrv_device.h" |
| #include "rgxfwutils.h" |
| |
| #include "dma_support.h" |
| #include "vz_support.h" |
| #include "vz_vmm_pvz.h" |
| #include "vz_physheap.h" |
| |
| /* Valid values for the TC_MEMORY_CONFIG configuration option */ |
| #define TC_MEMORY_LOCAL (1) |
| #define TC_MEMORY_HOST (2) |
| #define TC_MEMORY_HYBRID (3) |
| |
| /* Valid values for PHYS_HEAP_CONFIG identification */ |
| #define PHYS_HEAP_ID_DISPLAY (1) |
| |
| static PVRSRV_ERROR |
| SysVzCreateDisplayPhysHeap(PVRSRV_DEVICE_CONFIG *psDevConfig) |
| { |
| #if defined(SUPPORT_DISPLAY_CLASS) && defined(CONFIG_L4) |
| IMG_UINT32 ui32Idx; |
| |
| /* First, we locate the display physical heap configuration via ID */ |
| for (ui32Idx = 0; ui32Idx < psDevConfig->ui32PhysHeapCount; ui32Idx++) |
| { |
| if (psDevConfig->pasPhysHeaps[ui32Idx].ui32PhysHeapID == PHYS_HEAP_ID_DISPLAY) |
| { |
| PVR_ASSERT(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].sStartAddr.uiAddr); |
| PVR_ASSERT(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].uiSize); |
| break; |
| } |
| } |
| |
| if (ui32Idx >= psDevConfig->ui32PhysHeapCount) |
| { |
| PVR_DPF((PVR_DBG_ERROR, |
| "SysVzCreateDisplayPhysHeap: No display physical heap present\n")); |
| return PVRSRV_ERROR_INVALID_PARAMS; |
| } |
| |
| /* Technically, only one OSID/VM should be using the PDP at any one time though more than |
| one OSID/VM can have this mapped with concurrent usage leading to display corruption */ |
| psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].hPrivData = |
| OSMapPhysToLin(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].sStartAddr, |
| psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].uiSize, |
| PVRSRV_MEMALLOCFLAG_CPU_UNCACHED); |
| if (psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].hPrivData == NULL) |
| { |
| PVR_DPF((PVR_DBG_ERROR, |
| "SysVzCreateDisplayPhysHeap: OSMapPhysToLin: paddr: %llx, size: %llx failed\n", |
| (IMG_UINT64)psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].sStartAddr.uiAddr, |
| (IMG_UINT64)psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].uiSize)); |
| return PVRSRV_ERROR_DEVICEMEM_MAP_FAILED; |
| } |
| #else |
| PVR_UNREFERENCED_PARAMETER(psDevConfig); |
| #endif |
| return PVRSRV_OK; |
| } |
| |
| static void |
| SysVzDestroyDisplayPhysHeap(PVRSRV_DEVICE_CONFIG *psDevConfig) |
| { |
| #if defined(SUPPORT_DISPLAY_CLASS) && defined(CONFIG_L4) |
| IMG_UINT32 ui32Idx; |
| |
| for (ui32Idx = 0; ui32Idx < psDevConfig->ui32PhysHeapCount; ui32Idx++) |
| { |
| if (psDevConfig->pasPhysHeaps[ui32Idx].ui32PhysHeapID == PHYS_HEAP_ID_DISPLAY) |
| { |
| PVR_ASSERT(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].sStartAddr.uiAddr); |
| PVR_ASSERT(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].hPrivData); |
| PVR_ASSERT(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].uiSize); |
| break; |
| } |
| } |
| |
| if (ui32Idx == psDevConfig->ui32PhysHeapCount) |
| { |
| return; |
| } |
| |
| OSUnMapPhysToLin(psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].hPrivData, |
| psDevConfig->pasPhysHeaps[ui32Idx].pasRegions[0].uiSize, |
| PVRSRV_MEMALLOCFLAG_CPU_UNCACHED); |
| #else |
| PVR_UNREFERENCED_PARAMETER(psDevConfig); |
| #endif |
| } |
| |
| static PVRSRV_ERROR |
| SysVzCreateGpuFwPhysHeap(PVRSRV_DEVICE_CONFIG *psDevConfig) |
| { |
| PVRSRV_ERROR eError = PVRSRV_OK; |
| PVRSRV_DEVICE_PHYS_HEAP eHeapType; |
| PHYS_HEAP_CONFIG *psPhysHeapConfig; |
| PHYS_HEAP_CONFIG *psGpuPhysHeapConfig = NULL; |
| #if defined(CONFIG_L4) |
| IMG_CPU_PHYADDR sPhysHeapConfigMapAddr; |
| #endif |
| |
| for (eHeapType=0; eHeapType < PVRSRV_DEVICE_PHYS_HEAP_LAST; eHeapType++) |
| { |
| switch(eHeapType) |
| { |
| /* Only interested in these physheap */ |
| case PVRSRV_DEVICE_PHYS_HEAP_GPU_LOCAL: |
| case PVRSRV_DEVICE_PHYS_HEAP_FW_LOCAL: |
| break; |
| default: |
| continue; |
| } |
| |
| /* Look up the firmware/graphics physical heap configuration */ |
| psPhysHeapConfig = SysVzGetPhysHeapConfig(psDevConfig, eHeapType); |
| PVR_ASSERT(psPhysHeapConfig && psPhysHeapConfig->pasRegions); |
| psPhysHeapConfig->pasRegions[0].hPrivData = NULL; |
| |
| eError = SysVzGetPhysHeapAddrSize(psDevConfig, |
| eHeapType, |
| SysVzGetMemoryConfigPhysHeapType(), |
| &psPhysHeapConfig->pasRegions[0].sCardBase, |
| &psPhysHeapConfig->pasRegions[0].uiSize); |
| if (eError != PVRSRV_OK) |
| { |
| return eError; |
| } |
| else |
| { |
| if (psPhysHeapConfig->ui32NumOfRegions == 0) |
| { |
| psPhysHeapConfig->ui32NumOfRegions++; |
| } |
| } |
| |
| switch(eHeapType) |
| { |
| case PVRSRV_DEVICE_PHYS_HEAP_GPU_LOCAL: |
| psGpuPhysHeapConfig = psPhysHeapConfig; |
| #if (TC_MEMORY_CONFIG == TC_MEMORY_HOST) |
| /* In this config all OSID point to their respective carve-out |
| as both device and processor view of memory is identical */ |
| psPhysHeapConfig->pasRegions[0].sStartAddr.uiAddr = |
| psPhysHeapConfig->pasRegions[0].sCardBase.uiAddr; |
| #endif |
| PVR_ASSERT(psPhysHeapConfig->pasRegions[0].sCardBase.uiAddr != 0); |
| PVR_ASSERT(psPhysHeapConfig->pasRegions[0].uiSize != 0); |
| break; |
| |
| case PVRSRV_DEVICE_PHYS_HEAP_FW_LOCAL: |
| #if (TC_MEMORY_CONFIG == TC_MEMORY_LOCAL) |
| /* In this config, sStartAddr has already been looked-up in the |
| system layer using PCI/BAR; this value is identical for all |
| OSID hence all OSID point to the same CPU start address */ |
| psPhysHeapConfig->pasRegions[0].sStartAddr.uiAddr = |
| psGpuPhysHeapConfig->pasRegions[0].sStartAddr.uiAddr; |
| #elif (TC_MEMORY_CONFIG == TC_MEMORY_HOST) |
| psPhysHeapConfig->pasRegions[0].sStartAddr.uiAddr = |
| psPhysHeapConfig->pasRegions[0].sCardBase.uiAddr; |
| PVR_ASSERT(psPhysHeapConfig->pasRegions[0].sCardBase.uiAddr != 0); |
| #endif |
| PVR_ASSERT(psPhysHeapConfig->pasRegions[0].uiSize != 0); |
| break; |
| |
| default: |
| PVR_ASSERT(0); |
| } |
| |
| #if defined(CONFIG_L4) |
| sPhysHeapConfigMapAddr.uiAddr = |
| psPhysHeapConfig->pasRegions[0].sStartAddr.uiAddr; |
| |
| #if (TC_MEMORY_CONFIG == TC_MEMORY_LOCAL) |
| /* Technically we do not need this but for security each |
| OSID should map its own subset of the LMA card memory, |
| this way, we protect device memory from CPU VM side |
| memory corruption */ |
| sPhysHeapConfigMapAddr.uiAddr += |
| psPhysHeapConfig->pasRegions[0].sCardBase.uiAddr; |
| #endif |
| |
| /* On Fiasco.OC/l4linux, ioremap physheap now */ |
| psPhysHeapConfig->pasRegions[0].hPrivData = |
| OSMapPhysToLin( |
| sPhysHeapConfigMapAddr, |
| psPhysHeapConfig->pasRegions[0].uiSize, |
| PVRSRV_MEMALLOCFLAG_CPU_UNCACHED |
| ); |
| if (psPhysHeapConfig->pasRegions[0].hPrivData == NULL) |
| { |
| PVR_DPF((PVR_DBG_ERROR, |
| "l4linux: OSMapPhysToLin: paddr: %llx, size: %llx failed\n", |
| (IMG_UINT64)sPhysHeapConfigMapAddr.uiAddr, |
| (IMG_UINT64)psPhysHeapConfig->pasRegions[0].uiSize)); |
| return PVRSRV_ERROR_DEVICEMEM_MAP_FAILED; |
| } |
| #endif |
| } |
| |
| return eError; |
| } |
| |
| static void |
| SysVzDestroyGpuFwPhysHeap(PVRSRV_DEVICE_CONFIG *psDevConfig) |
| { |
| PVRSRV_DEVICE_PHYS_HEAP eHeapType; |
| PHYS_HEAP_CONFIG *psPhysHeapConfig; |
| |
| for (eHeapType=0; eHeapType < PVRSRV_DEVICE_PHYS_HEAP_LAST; eHeapType++) |
| { |
| switch(eHeapType) |
| { |
| case PVRSRV_DEVICE_PHYS_HEAP_GPU_LOCAL: |
| case PVRSRV_DEVICE_PHYS_HEAP_FW_LOCAL: |
| break; |
| default: |
| continue; |
| } |
| |
| psPhysHeapConfig = SysVzGetPhysHeapConfig(psDevConfig, eHeapType); |
| PVR_ASSERT(psPhysHeapConfig && psPhysHeapConfig->pasRegions); |
| |
| #if defined(CONFIG_L4) |
| OSUnMapPhysToLin(psPhysHeapConfig->pasRegions[0].hPrivData, |
| psPhysHeapConfig->pasRegions[0].uiSize, |
| PVRSRV_MEMALLOCFLAG_CPU_UNCACHED); |
| psPhysHeapConfig->pasRegions[0].hPrivData = NULL; |
| #endif |
| } |
| } |
| |
| PHYS_HEAP_TYPE SysVzGetMemoryConfigPhysHeapType(void) |
| { |
| #if (TC_MEMORY_CONFIG == TC_MEMORY_HOST) |
| return PHYS_HEAP_TYPE_UMA; |
| #else |
| return PHYS_HEAP_TYPE_LMA; |
| #endif |
| } |
| |
| PVRSRV_ERROR SysVzInitDevPhysHeaps(PVRSRV_DEVICE_CONFIG *psDevConfig) |
| { |
| PVRSRV_ERROR eError; |
| |
| eError = SysVzCreateGpuFwPhysHeap(psDevConfig); |
| if (eError == PVRSRV_OK) |
| { |
| eError = SysVzCreateDisplayPhysHeap(psDevConfig); |
| } |
| |
| return eError; |
| } |
| |
| void SysVzDeInitDevPhysHeaps(PVRSRV_DEVICE_CONFIG *psDevConfig) |
| { |
| SysVzDestroyDisplayPhysHeap(psDevConfig); |
| SysVzDestroyGpuFwPhysHeap(psDevConfig); |
| } |
| |
| /****************************************************************************** |
| End of file (vz_physheap_tc.c) |
| ******************************************************************************/ |