interrupt

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Estimating of interrupt latency on the x86 CPUs

I looking for the info that can help in estimating interrupt latencies on x86 CPUs. The very usefull paper was found at \"datasheets.c开发者_运维问答hipdb.org/Intel/x86/386/technote/2153.pdf\".But thi[详细]

2023-03-24 07:32 分类：问答
Application interrupts like crazy

I had a perfectly running C++ (Android native) application .. then I introduced some try { } catch {} statements and if I debug the application it interrupts like crazy in random, correct pieces of co[详细]

2023-03-22 04:06 分类：问答
Cancel the Runnable in the .runOnFirstFix() method of LocationOverlay Object

I have an application the leans heavily on map functionality. From the first Activity I call the runOnFirstFix() method to load a lot of data from a database once the location of the user has been fou[详细]

2023-03-19 23:09 分类：问答
How to throttle Interrupt Driven UART transmission PIC24H?

I am transmitting data from my PIC24H microcontroller over 460Kbaud UART to a bluetooth radio module.Under most conditions, this flow works just fine and the bluetooth module uses CTS and RTS lines to[详细]

2023-03-18 00:55 分类：问答
Linux kernel interrupt handler mutex protection?

Do I need to protect my interrupt handler being called many times for the same interrupt? Given the following code, I am not sure on the system calls I should make. I am getting rare, random dead-loc[详细]

2023-03-17 16:15 分类：问答
Interrupting prototype function propagation

Firing events on every form field, I start a data control using prototype functions. If it finds the type of field of the current object id obj.id among an array contents listdatatypes, then it procee[详细]

2023-03-17 02:51 分类：问答
Vectored interrupts

What is the difference between vector开发者_如何学Pythoned and non vectored interrupts? I thought all interrupts had to be vectored interrupts... After all don\'t all interrupts have a vector number[详细]

2023-03-16 15:42 分类：问答
What does the term "interrupt safe" mean?

I come across this开发者_StackOverflow社区 term every now and then. And now I really need a clear explanation as I wish to use some MPI routines that[详细]

2023-03-16 06:04 分类：问答
Why Interrupt handler entry code check Carry flag?

I am trying to generate an interrupt in a VM and have written a simple interrupt handler but when I try to test this interrupt generation and handling, kernel crashes because of page fault. Now I debu[详细]

2023-03-13 07:46 分类：问答
how do the registers get saved when a process gets interrupted?

this has been bugging me all day. When a program sets itself up to call a function when it receives a certain interrupt, I know that the registers are pushed onto the stack when the program is interru[详细]

2023-03-13 03:32 分类：问答