[Qemu-devel] proprietary MIPS based ASIC

2006-10-26 Thread larytet . 39605663
 Hello,



I am a software developer working in a chip maker. One of our chips
- dual MIPS 4Kec with GPON/BPON related peripherals, DDR, interrupt contorller,
SPI, I2C and UART. This is SoC (System ooon Chip) which should run small chunk
of software, like proprietary protocol stack, small RTOS (may be commercial
one like Velosity or OSS like eCOS)



How hard it is going to be to emulate
full system like this ? Any examples/tutorials where to start ? Any experience
of porting QEMU to other platforms ? Let's say MIPS+DDR+simple interrupt 
controller
and no other peripherals 


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Re: [Qemu-devel] proprietary MIPS based ASIC

2006-10-26 Thread Paul Brook
On Thursday 26 October 2006 08:50, [EMAIL PROTECTED] wrote:
  Hello,



 I am a software developer working in a chip maker. One of our chips
 - dual MIPS 4Kec with GPON/BPON related peripherals, DDR, interrupt
 contorller, SPI, I2C and UART. This is SoC (System ooon Chip) which should
 run small chunk of software, like proprietary protocol stack, small RTOS
 (may be commercial one like Velosity or OSS like eCOS)



 How hard it is going to be to emulate
 full system like this ? Any examples/tutorials where to start ? Any
 experience of porting QEMU to other platforms ? Let's say MIPS+DDR+simple
 interrupt controller and no other peripherals

I suggest you look at the existing targets. e.g. the existing mips and ARM 
targets. IMHO it's not that hard to add new boards.

Paul


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Re: [Qemu-devel] proprietary MIPS based ASIC

2006-10-26 Thread Stefan Weil
There exists a QEMU system emulation for AR7 based DSL routers.

AR7 is a SoC based on MIPS 4KEc, so some part of the
work needed for your system was done there.

See http://ar7-firmware.berlios.de/ for more information.
Patched QEMU sources are in Subversion on BerliOS.

Regards
Stefan

[EMAIL PROTECTED] schrieb:
 Hello,



 I am a software developer working in a chip maker. One of our chips
 - dual MIPS 4Kec with GPON/BPON related peripherals, DDR, interrupt
 contorller,
 SPI, I2C and UART. This is SoC (System ooon Chip) which should run
 small chunk
 of software, like proprietary protocol stack, small RTOS (may be
 commercial
 one like Velosity or OSS like eCOS)



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