arm
How to get saved registers of a process in Linux (ARM Architecture)
I\'m writing a program that parses all tasks running on linux, starting from init_task for each task i read it\'s task_struct structure which allows me to get it\'s PID, State, Oncpu..[详细]
2023-03-21 02:25 分类:问答Understanding Arm Assembler Branch Offset Calculation
I do not understand the offset calcualted for the branch 开发者_如何学Pythoninstructions (b and bl at addresses 0x00011004 and 0x00011010) related to the disassembled code listed below. I\'m wondering[详细]
2023-03-21 01:58 分类:问答C++ exception overhead
Why do embedded platform developers continuosly attempt to remove usage C++ exceptions from their SDKs?[详细]
2023-03-20 04:28 分类:问答Confused over memory mapping
I\'ve r开发者_开发知识库ecently started getting into low level stuff and looking into bootloaders and operating systems etc...[详细]
2023-03-19 21:20 分类:问答ARM v7 ORRS mnemonic without operand2
What does: ORRS R1, R3 do? Is it just R1 |= R3, possibly setting the N- or Z flags? This might b开发者_C百科e blatantly obvious, but I haven\'t found any documentation that describes the ORR mnemon[详细]
2023-03-19 17:36 分类:问答retrieve Android ARM processor version programmatically
Is there a way to retrieve the ARM processo开发者_StackOverflowr version programmatically? I\'m trying to send it to Google Analytics. I\'ve been told it\'s in the /proc/cpuinfo folder but I\'m unsure[详细]
2023-03-19 06:48 分类:问答Segmentation Fault with Otime
I have a structure defined in h files and some elements of that structure are in compile time flag. The file is compiled using arm-gcc with -Otime flag. When I run it , it is giving Segmentation Fault[详细]
2023-03-19 06:19 分类:问答What is the cause of not being able to divide numbers in GCC
i\'m having a very strange situation. Every time I try to compile my arm project (LPC2378, codesourcery arm-none-eabi-gcc-4.5.1) I am left with the same error whilst linking[详细]
2023-03-18 10:34 分类:问答ARM arithmetic addition and flags update
I am reading ARM assembly book by JR Gibson, chapter 5. In explanation to integer ADD and SUB instructions the table is given for flag updation after calculation of result.[详细]
2023-03-18 09:28 分类:问答Interpreting jump tables / branch tables
I\'ve been slowly picking things up with assembly. I am working on a Canon Rebel T1i, here is a small snippet of a code flow chart that I am trying to understand. To my knowledge, I believe the c开发者[详细]
2023-03-18 02:46 分类:问答