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Inter Process Communication(IPC) Message Router
http://rst.ninjs.org/? =============================================== Inter Process Communication(IPC) Message Router =============================================== Introduction ============ Inter...原创 2020-04-02 23:47:05 · 658 阅读 · 0 评论 -
ARM平台AMBA总线uart驱动和console初始化
1. 函数调用路径 首先看到uart驱动probe的过程: [ 0.675729] Serial: AMBA PL011 UART driver [ 0.735090] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 39, base_baud = 0) is a PL011 rev1 [ 0.736770] [VUART_D...原创 2020-03-04 21:21:53 · 4315 阅读 · 5 评论 -
PowerPC L2-Cache Sram
芯片手册:http://m4udit.dinauz.org/P2020RM_rev0.pdf PowerPC体系结构Freescale架构系列芯片可以将l2_cache配置成l2_cache与sram结合的策略来使用,在内核中是以设备的方式来驱动l2cache_sram。驱动定义在arch/powerpc/platforms/85xx/Kconfig中,配置项FSL_85XX_CACHE_SRA...原创 2019-05-24 22:25:21 · 1132 阅读 · 1 评论 -
pci驱动初始化过程
http://tldp.org/LDP/tlk/dd/pci.html http://www.sukihiro.cn/2017/10/31/%E9%A9%B1%E5%8A%A8%E6%8E%A2%E6%B5%8B%E8%A7%A3%E7%96%91/ https://www.ibm.com/developerworks/cn/linux/l-pci/index.html https://bl...原创 2019-05-24 22:43:17 · 886 阅读 · 0 评论