From d3294ea32c07b21686baaaf6a557eb5064f61f5c Mon Sep 17 00:00:00 2001 From: lion187 Date: Thu, 6 Dec 2018 12:38:25 +0800 Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=E6=96=87=E4=BB=B6=20PCIe=5F?= =?UTF-8?q?=E4=B8=AD=E7=9A=84=5FCapability=5F=E7=BB=93=E6=9E=84=E7=9A=84?= =?UTF-8?q?=E5=AF=BB=E5=9D=80.md?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- Hardware/Bus/PCI/PCIe_中的_Capability_结构的寻址.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/Hardware/Bus/PCI/PCIe_中的_Capability_结构的寻址.md b/Hardware/Bus/PCI/PCIe_中的_Capability_结构的寻址.md index 62af9fe..1d18d9f 100644 --- a/Hardware/Bus/PCI/PCIe_中的_Capability_结构的寻址.md +++ b/Hardware/Bus/PCI/PCIe_中的_Capability_结构的寻址.md @@ -10,16 +10,16 @@ PCI-X 和PCIe 总线规范要求其设备必须支持 Capabilities 结构。在P 1. We look at address 34h and see the address of the next capability register set (50h). -![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/03.jpg) + ![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/03.jpg) 2. We jump to 50h and see a capability ID of 05h (MSI Capability Structure). We look at the next capability pointer in 51h to find which address to jump to next (78h). -![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/04.jpg) + ![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/04.jpg) 3. We jump to 78h and see a capability ID of 01h (Power Management Capability Structure). We look at the next capability pointer in 79h to find which address to jump to the next (80h). -![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/05.jpg) + ![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/05.jpg) 4. We jump to 80h and see a capability ID of 10h (PCI Express Capability Structure). We see 00h as the next capability pointer in 81h signifying the end of the linked list. -![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/06.jpg) + ![查找 Capability 寄存器](imgs/PCIe_中的_Capability_结构的寻址/06.jpg)