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Messages 11590 - 11621 of 11824   Oldest  |  < Older  |  Newer >  |  Newest
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11590
Hi, I'm having some problems with a mixer sw component. Debugged for a while a started to doubt whether maybe hw might be the cause. I found one interesting...
Harm Verhagen
harm_verhagen
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May 1, 2008
12:44 pm
11591
Hi Harm. Logging this as a TCSHelp issue (rather than TMUG) will increase the chance that someone at NXP takes time to investigate. Logging here means that...
Chuck Peplinski
chuckpeplinski
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May 1, 2008
2:12 pm
11592
... function ... Thats exactly what I also thought. Its like those cache operations before/after painting the border are not happening. it seems those cache...
Harm Verhagen
harm_verhagen
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May 2, 2008
2:38 pm
11593
... Which is exactly what was happening. I found that tmdlMbs2 sometimes reports a done callback _before_ the corresponding task is actually finished. ...
Harm Verhagen
harm_verhagen
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May 2, 2008
8:25 pm
11594
I use usb over PCI in tm1500, and all hardware detect go corrent, but the pci int have some trouble. I use the INTA, and int the interrupt handler, it says: ...
freeoicq
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May 6, 2008
5:58 am
11595
How to do a memory barrier, after which the data in cache and memory are identical?...
freeoicq
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May 14, 2008
3:16 am
11596
I use shared memory to transfer video from Host PC to Trimedia board accross PCI bus. I find that: Data write to shared memory will significantly increase CPU...
gu_jinbocn
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May 14, 2008
9:39 am
11597
Is the CPU load increase on PC side or DSP side? Assuming DSP side, is it overall increase or increase in time spent reading the just written data? I believe...
Alfred Lee
alfred17330
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May 14, 2008
3:55 pm
11598
May be we use different terms? There is cache copyback. After this instruction completes, dirty cache is forced written to memory. And then there is cache...
Alfred Lee
alfred17330
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May 14, 2008
3:59 pm
11599
PC CPU load increased. Sharedmemory return a Pointer which is considered as a normal memory pointer. but write to this region result longer time than a normal ...
gu_jinbocn
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May 15, 2008
12:30 am
11600
Perhaps I have not express what I mean. The problem is:when use rmb, all read request should be done, and when use wmb, all write request shoud be done, the...
freeoicq
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May 15, 2008
9:05 am
11601
Ah, I see, you are the guy who ported Linux. So you must be talking about this: http://lxr.linux.no/linux/Documentation/memory-barriers.txt#L255 ...
Alfred Lee
alfred17330
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May 15, 2008
4:21 pm
11602
Yeah, I think a cache copyback of all data that need to be copyback and a cache invalidate of all data that need to be invalidate should work, but I have not...
hkr2000 hkr2000
freeoicq
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May 16, 2008
1:18 am
11605
um, your while loop is only over the print statement. You only read one character? If that's not it, are you running this on a PCI hosted system? Does ...
Chuck Peplinski
chuckpeplinski
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May 21, 2008
2:36 pm
11606
This may be closer to what you intended? i = getc(image); while (i != EOF) tmDbg_Print (DBG_ROOT, DBG_ALL_FLAGS, "%c", i); i = getc(image); } Best Regards, ...
Alfred Lee
alfred17330
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May 21, 2008
3:51 pm
11607
Test show: Windows XP is affected. windows 2003 may too. But Windows 2000 pro is OK, it seems windows 2000 shared memory no difference with normal memory. I'am...
gu_jinbocn
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May 22, 2008
4:09 am
11608
I have test dynboot on tm1500, I change _TMLINKTYPE to dynamic in tmdbg_jtag1500.bat, it seems ok, but when I download the image to the board, it crashed. ... ...
freeoicq
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May 23, 2008
6:55 am
11609
I try to allocate some memory (size is about 4-10 b). But tmmlMalloc () returns pointer to 128 b ... Why? How can I repair it?...
anton.denisov
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May 24, 2008
2:08 pm
11610
I found the answer: this overhead is used for containing a part of administration for the particular memory block. And size of this extra block of memory...
anton.denisov
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May 26, 2008
12:46 pm
11611
I assume it doesn't cause any problem. You are simply getting more memory than you requested. So it is not a problem. I don't know the actual reason for...
Alfred Lee
alfred17330
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May 26, 2008
6:18 pm
11612
Following the poll on whether to participate in the Mississippi State University eGroup survey, we decided to do so. The survey, if you want to do it, is at: ...
Chris Bore
chris_bore
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May 27, 2008
2:24 pm
11613
... The overhead is the biggest in the MpCached type memspace. (the shared memspace). The reason is that both the actual user buffer _and_ the administration...
Harm Verhagen
harm_verhagen
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May 27, 2008
9:59 pm
11614
I use sharedmemory to transfer video data from PC to PNX board. It run OK on Core2Duo platform running windows 2000 pro/server. But it will crash after 1 - 12...
gu_jinbocn
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May 28, 2008
5:32 am
11615
... Îê. But if I need to allocate some part of memory without overhead what I have to do?...
anton.denisov
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May 28, 2008
9:14 am
11616
... Îê. But if I need to allocate some part of memory without overhead what I have to do?...
anton.denisov
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May 28, 2008
9:14 am
11617
Of course, any memory allocation will have some overhead. malloc()/free() will have the lowest overhead. It has the corresponding drawback of lack of control...
Chuck Peplinski
chuckpeplinski
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May 28, 2008
2:09 pm
11618
If I have to guess, it's the SMP that's the trouble. The ISR must be written much more carefully with proper spinlocks to work correctly on SMP machines....
Alfred Lee
alfred17330
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May 28, 2008
4:07 pm
11619
Absolutely speaking, the lowest overhead is to allocate a large chunk of memory and manage yourself. You can take advantage of how you use your memory to save...
Alfred Lee
alfred17330
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May 28, 2008
4:13 pm
11620
How can I download my application program to nor flash using pci bus without using jtag? Hardware reference information as follows: 1¡¢Main processor is...
wangshh03
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May 30, 2008
5:51 am
11621
Very simply put, you first have to be able to access the Flash, e.g. run a Flash format test. If that works, you simply modify the exProductionBurn target...
Alfred Lee
alfred17330
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May 30, 2008
3:56 pm
Messages 11590 - 11621 of 11824   Oldest  |  < Older  |  Newer >  |  Newest
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