per_cpu

...
2024-12-03

gfp

...
2024-12-03

硬中断--ioapic

...
2024-12-03

pcie

https://www.ilinuxkernel.com/files/5/Linux_PCI_Express_Kernel_RW.htmhttps://tldp.org/LDP/tlk/dd/pci.htmlhttps://blog.csdn.net/wing_7/article/details/1 ...
2024-12-03

pcie_hotplug

https://zhuanlan.zhihu.com/p/35711340https://blog.csdn.net/yhb1047818384/article/details/99705972https://www.pcietech.com/381.html/ ...
2024-12-03

cpu上下线

CPU 的上下线echo 0 > /sys/devices/system/cpu/cpuX/online # 下线 CPU X echo 1 > /sys/devices/system/cpu/cpuX/online # 上线 CPU X ...
2024-12-03

iommu流程

DMA remapping初始化流程start_kernel mem_init pci_iommu_alloc detect_intel_iommu dmar_table_detect d ...
2024-12-03

scatterlist

struct scatterlist { unsigned long page_link; unsigned int offset; unsigned int length; dma_addr_t dma_address; #ifdef CONFIG_NEE ...
2024-12-03

intel_iommu寄存器规范

Intel IOMMU register specification/* * Intel IOMMU register specification per version 1.0 public spec. */ #define DMAR_VER_REG 0x0 /* Arch version s ...
2024-12-03

iommu

extern struct iommu_table_entry __iommu_table[], __iommu_table_end[]; void __init pci_iommu_alloc(void){ struct iommu_table_entry *p; sort_iommu_ta ...
2024-12-03
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