Re: the difference between posix user and c user

2018-01-11 Thread Sebastian Huber
On 12/01/18 02:28, Russell Haley wrote: On Wed, Jan 10, 2018 at 8:50 AM, Gedare Bloom wrote: On Thu, Dec 28, 2017 at 9:35 PM,bin.w...@qkmtech.com wrote: is the posix api and the c api used together? POSIX and ISO-C tend to go together. With RTEMS, you can also use ISO-C with the "Classic

Re: Device Interrupt Handler CPU Load Anaysis Method.

2018-01-11 Thread Sebastian Huber
On 12/01/18 02:38, Thomas Kim wrote: Dear Sir, As I checked until now, thread(task, pthread) cpu load analysis method using "cpuuse" is perfect ! At this time, I am doing multiple device interrupt hander stress testing. but, there is not CPU load anaysis method about multiple device interru

Device Interrupt Handler CPU Load Anaysis Method.

2018-01-11 Thread Thomas Kim
Dear Sir, As I checked until now, thread(task, pthread) cpu load analysis method using "cpuuse" is perfect ! At this time, I am doing multiple device interrupt hander stress testing. but, there is not CPU load anaysis method about multiple device interrupt handler. Is there any method for checki

Re: Re: the difference between posix user and c user

2018-01-11 Thread Russell Haley
On Wed, Jan 10, 2018 at 8:50 AM, Gedare Bloom wrote: > On Thu, Dec 28, 2017 at 9:35 PM, bin.w...@qkmtech.com > wrote: >> is the posix api and the c api used together? >> > POSIX and ISO-C tend to go together. > > With RTEMS, you can also use ISO-C with the "Classic API", which > consists of inter

Re: Re: smp support

2018-01-11 Thread bin.w...@qkmtech.com
Did you add an extra > character for your response? It is messing with my email client, which interprets these as "reply" nesting... > sorry , i will add an extra > character for my response on later reply. >i have know what you said ,thank you very much bin.w...@qkmtech.com From: Gedare B

RTEMS on QEMU for raspberry pi 1

2018-01-11 Thread Raphaël TILLET
Hello all, Since the last 3 days, I try unsuccessfully to execute a RTEMS exe (hello.exe or Ticker.exe) on QEMU for raspberry pi 1. I tried the following command , but the screen stays always black : qemu-system-arm -M raspi \ -serial stdio \ -kernel hello.exe I did the same for a raspberrypi2

Re: Re: smp support

2018-01-11 Thread Gedare Bloom
On Wed, Jan 10, 2018 at 8:48 PM, bin.w...@qkmtech.com wrote: > >> another question: >> >> if i use the smp configuration macro define,am i still need to do the >> mutiprocessor configuration macro define for confdef.h ? >> > With SMP you have to enable SMP when you configure/build RTEMS, and >

Re: Re: the difference between posix user and c user

2018-01-11 Thread Gedare Bloom
On Wed, Jan 10, 2018 at 8:29 PM, bin.w...@qkmtech.com wrote: > think you very much. > > as you said: > >>POSIX and ISO-C tend to go together. >>With RTEMS, you can also use ISO-C with the "Classic API", which >>consists of interface functions accessible from C programs as >>described in the "C Us