About the Global Task Scheduling of the big.LTTILE MP, I do not understand...
when we use the openMP, we assign a task to one cpu and assign another task to another cpu. But If use the big.little platform, the task will be migrated to other cpu? I have no more knowlege about...
View Articlegeneration of XBAR with NIC400
Hi , I am using NIC400 to genrate AXI XBAR with 2mastersx1slave.How do we decide on read & write data buffer depth vlaues? Thanks,Narendra
View ArticleRe: Semihosting support with GNU ARM 4.7.4 compiler
The tools from GCC ARM Embedded in Launchpad have a newlib that supports semihosting. The readme.txt file there gives an example of linking to use semihosting and there a a couple answered questions...
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Re: IDE Recommendation
Have a look at Em::Blocks: http://www.emblocks.org/. It is under active development and is free.
View ArticleC:\arm-devtools\st-link-gdbserver\ST-LINK_gdbserver.exe
What means "<terminated, exit value: -256>C:\arm-devtools\st-link-gdbserver\ST-LINK_gdbserver.exe" by STM 32 DEBUGGER....it shows Error in Initializing ST-Link device....thanks
View Articleds-5 compiler No such feature exists.
I install ds-5 evaluation on ubuntu 12.04 which run on vmware, But when I type comond suite_exec armcc --vsn,display fellow errorhyouyan@ubuntu:~$ suite_exec armcc --vsnARM C/C++ Compiler, 5.03 [Build...
View ArticleRe: generation of XBAR with NIC400
Typically you would configure the NIC interfaces to match the IPs you plan to connect to it. For example the CA15 can generate up to a max of 11 outstanding transactions, you would configure the NIC to...
View ArticleRe: About the Global Task Scheduling of the big.LTTILE MP, I do not...
> But If use the big.little platform, the task will be migrated to other cpu?It depends how big.LITTLE is integrated in the OS - it's a hardware technology and can be used in multiple ways by the...
View ArticleRe: L2 prefetch enable.
I don't think you need to - most of the CP15 enable/disable settings are global to the whole CPU cluster - but it might be worth checking. To do that read back the value from all cores having written...
View Articlearm cortexm3 MemManage exception for mpu
// mpu test #include "stm32.h" #include "type.h" extern u32 mpu_reg1_begin_; extern u32 mpu_reg1_end_; __attribute__ ((section (".mpu_r1"))) int reg1[256]; bool init_mpu(); // ref:...
View ArticleglMapBufferRange overhead second inquery
I had a topic question on the old forum which shown an issue with the Mali-T6xx driver being terribly slow with both glBufferSubData and glMapBufferRange with the unsync bit set.I was wondering if...
View ArticleRe: Re: DS 5.16 30-day-evaluation license could not be used
Thanks a lot！ I will try this and inform you of the results ~
View ArticleRe: glMapBufferRange overhead second inquery
Hi sonicadvance1, Is there any chance you could post a reproducing test case so we can clearly see what issue you are running in to? The devil is in the detail for most cases of this type of...
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Re: arm cortexm3 MemManage exception for mpu
SYSTEM_HANDLER_CTRL_STATE_REG |= (1 << 16); // enable mem-fault exceptionAfter adding the setting, mm_isr can be call.
View ArticleRe: glMapBufferRange overhead second inquery
Yes, true - if you have rooted the Chromebook you have more options. The r3 drivers linked off that page don't include the fix - I'll check with our ecosystem team who maintain that distribution what...
View ArticleRe: glBlitFramebuffer from FBO -> Back Buffer leaves trails on Nexus 10
Hi Evan, I have some feedback for you:1. Yes. MSAA textures created via glFramebufferTexture2DMultisampleEXT are better suited than “true” multisample textures to our driver at the very moment.And...
View ArticleInterview with Cortex A-53 Architect
I found this to be an interesting interview with Peter Greenhalgh, architect of the Cortex A-53. A couple of the comments are a bit snarky, but interesting....
View ArticleRe: Compile error for core_cm3.c
HI, Recent releases of CMSIS-core no longer need core_cm3.c. Could you try remove this file from your project and see if it works? You might be using newer versions of header files.regards,Joseph
View ArticleDepth texture tiling artefacts on T6xx?
Hello Mali devs, We are are observing what appear to be tiling artifacts when sampling a depth texture after it has been rendered as part of a water murk effect. The particular sequence of operations...
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