How to map physical memory with mmap?
Let’s learn how to map physical memory with mmap. The most accurate or helpful solution is served by stackoverflow.com.
There are ten answers to this question.
Best solution
I am trying to access physical memory address 0x30000000 and I am trying to accomplish this using mmap(). When I map this address to a virtual address pointer I am ...
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Other solutions
We use "Hexadecimal address" in memory map which looks like the following description..... 200000 1FFFFF 100000 0FFFFF 000000 So my question is how we get this hex values & what's the process ? I think it will help u if I give an example...
Answer:
Get the values for the Mapping via typing in the appropriate hex codes.... Good luck!
Mahir at Yahoo! Answers Mark as irrelevant Undo
I would like to be able to pass the data structure from one process to another and use mmap as the mechanism to do it. Persisting to a file would also be nice. This is a follow-up question to What is the best way to set up a C++ server so that it can...
Answer:
Every STL object takes an "alloc" template parameter. The default functionality is to use...
Dustin Dettmer at Quora Mark as irrelevant Undo
Where can I find a coupon code for Memory Map V5 OS 1:50,000 Std Edition - Northern Scotland
Answer:
I love coupons too, but Amazon is so cheap you don't need them! Memory Map V5 OS 1:50,000 Std Edition...
newuser77479097 at Amazon Askville Mark as irrelevant Undo
Where can I find a coupon code for Memory Map V5 OS 1:50,000 Std Edition - Great Britain (DVD)
Answer:
Sorry Memory Map V5 OS 1:50,000 Std Edition - Great Britain is no longer available at Amazon. Garmin...
Webhunter at Amazon Askville Mark as irrelevant Undo
How does a bit map graphic represented in memory?
Answer:
The wikipedia article on raster, or bitmap, graphics can be found at the link. A bitmap graphic is typically...
C.a.r.l.... at Yahoo! Answers Mark as irrelevant Undo
I need help, I tried moving my map packs on a flash drive to another xbox but they load in the memory unit but I can't play them on the call of duty game. I don't know what to ...show more
445RKEJCV3IEB4IF5YU54XC2L4 at Yahoo! Answers Mark as irrelevant Undo
How many megabytes would the Rezurection map pack on ps3 for black ops take?
Michael at Yahoo! Answers Mark as irrelevant Undo
I have read understanding the linux kernel book, but still I don't understand how I/O is handled. Below are few confusion points. I/O devices 1. How is DMA involved in I/O transfer? 2. How does Asynchronous I/O read works? I mean how does OS know which...
Answer:
I'd like to recommend two textbooks which cover a lot of this material: Computer Organization and Design...
Andrew Wang at Quora Mark as irrelevant Undo
My server application typically deals with transient memory allocations of blobs (binary objects) ranging from 1 MB - 300 MB. These blobs are uncompressed, processed (modified), then re-compressed. The entire process took less than a fraction of a second...
Answer:
Instead of mmap/munmap, you can use mlock/munlock on the required portions of the file. munmap will...
Anand Bhat at Quora Mark as irrelevant Undo
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