I have a rk3288 firefly board running a Debian stretch system. When using, my monitor gets black and some white vertical lines appeared. And the kernel log shows: [ 0.000000] Booting Linux on physical CPU 0x500 [ 0.000000] Initializing c...
一次性映射:在mmap回调函数中,一次性建立好整块内存的映射关系,通常以remap_pfn_range为代表; Page Fault:在mmap先不建立映射关系,等上层触发缺页异常时,在fault中断处理函数中建立映射关系,缺哪块补哪块,通常以vm_insert_page为代表。 想再进一步学习mmap系统调用的相关知识,推荐大家阅读《DRM驱动mmap详解:(一)预...
[107945.044431] rk_vcodec: vpu_service_ioctl:1875: error: unknown vpu service ioctl cmd 40086c01 [107945.315056] rk_iommu ff650800.iommu: Page fault at 0x0000000000007380 of type read [107945.315771] rk_iommu ff650800.iommu: iova = 0x0000000000007380: dte_index: 0x0 pte_index: 0x7 page_of...
[ 32.343318] rk_iommu fdce0800.iommu: Page fault at 0x0000000000000000 of type write[ 32.343390] rk_iommu fdce0800.iommu: iova = 0x0000000000000000: dte_index: 0x0 pte_index: 0x0 page_offset: 0x0[ 32.343431] rk_iommu fdce0800.iommu: mmu_dte_addr: 0x00000000063d6000 dte@0x00000000063d...
GPU fault 0x4002 from job slot 0 [ 88.844854] mali ff9a0000.gpu: Reset complete [ 88.965817] mali ff9a0000.gpu: Unhandled Page fault in AS0 at VA 0x000000800F91C700 Reason: Memory is not mapped on the GPU raw fault status: 0xF002C0 decoded fault status: SLAVE FAULT exception type 0x...
if (dev_drv->iommu_enabled) { if (dev_drv->mmu_dev) rockchip_iovmm_set_fault_handler(dev_drv->dev, rk_fb_sysmmu_fault_handler); } rk_fb_alloc_buffer(main_fbi); /* only alloc memory for main fb */ dev_drv->uboot_logo = support_uboot_display(); //是否支持uboot logo displ...
[ 0.718885] rk_iommu ff930300.vopb_mmu: (vopb) Enter [ 0.719208] IOVMM: Created 0x3ffff000 B IOVMM from 0x10000000. [ 0.719250] rk_iommu ff930300.vopb_mmu: (vopb) Initialized [ 0.719790] rk_iommu ff940300.vopl_mmu: (vopl) Enter [ 0.720098] IOVMM: Created 0x3ffff000 B...
[ 1410.122745] rk_iommu ff930300.vopb_mmu: IOMMU:Page fault detected at 0x500 from bus id 6 of type read on vopb [ 1410.122811] rk_iommu ff930300.vopb_mmu: Generating Kernel OOPS... because it is unrecoverable. [ 1410.122924] ---[ cut here ]--- [ 1410.122965] kernel BUG at ...
If I use the unmodified pl330.c from tip of release-4.4 I usually see the iommu page fault and VOP issue posted above at the end of video playback or shortly after. Collaborator LongChair commented Jun 21, 2017 I checked removing the pl330 revert patch this morning, and i don't see...
iommu/rockchip: fix devm_free_irq … 939428f friendlyarm pushed a commit to friendlyarm/kernel-rockchip that referenced this issue Dec 5, 2023 scsi: target: core: Fix deadlock due to recursive locking … 6c5d7f5 Sign up for free to join this conversation on GitHub. Already have an...