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Questions tagged [coldfire]

30 questions
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GDB for m68k in Qemu Problems

I'm trying to use GDB to debug Qemu running on m68k architecture. I am attempting to make some changes to Qemu source to add some functionality to m68k support, and I am trying to use GDB to test changes I have currently made. Important to note is…
Harrison Gerber
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Which is the suitable Openssl version for m68k processor

Whic openssl version (source code tar ball) is suitable for m68k cross compilation?
Abhi
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Openssl for m68k

I need to cross compile openssl for m68k board, Linux OS kernel 2.6.10..Any pointers on which openssl version to be used . Currently i am trying to use 0.9.8. I want to cross compile it for using it with wpa_supplicant (version 0.7.3). Note:…
Abhi
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How many and what size cycles will be needed to perform longword transferred to the CPU

The task is for architecture ColdFire processor MCF5271: I don't understand how many and what size cycles will be needed to perform a longword transfer to the CPU, or word transfers. I'm reading the chart and I don't see what the connection is? Any…
Andrew
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Using Port DD as GPIO on MCF5282

I’ve got a MCF5282 that I’m trying to use PDD4 as a GPIO on. In my setup code, I’ve got: MCF5282_GPIO_DDRDD = 0x10; /* cs on dd4. */ MCF5282_GPIO_PORTDD = 0x10; /* active-low. */ And in my main loop, I’ve got: MCF5282_GPIO_PORTDD =…
Sam Skuce
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Is there any way to read/write 9-data bit, 2-stop bit and 1- parity bit UART message from/to MCF52235 ColdFire microcontroller

I want to communicate between MCF52235 ColdFire microcontroller and a specific unit which has following message specifications 9-data bits 2- stop bits one parity bit However, the MCF52235 ColdFire microcontroller data sheet says it supports "Data…
Karapt
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codeSourcery G++ Lite Edition is a freeware?

codeSourcery G++ Lite Edition is a freeware or Sharware? any help please? please see the link "http://www.codesourcery.com/sgpp/lite_edition.html"
user141302
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What does this bsr.l instruction do?

I'm playing with coldfire disassembler and find out this piece of code: loc_F7E: bsr.l loc_F7E+2 lea 12(sp),sp pea (284).w clr.l -(sp) move.l a6,d0 addi.l #-636,d0 move.l d0,-(sp) loc_F98: bsr.l loc_F98+2 lea…
Michel Boaventura
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Cross Compiling Code for coldfire (MCF5225X)

I am currently building a processor model for the coldfire V2 architecture but I am running into issues testing it primarily because I can't seem to compile any coldfire code. All of the cross-compilers I find for GNU are targeted at 68k which is…
PandaRaid
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Given a 32-bit unsigned ran num, how to manipulate value in a certain range [low, high]?

Like the title says, I'm using a random number generator on a Freescale Coldfire chip and it returns a 32 bit unsigned value. As far as I know, there is no way to configure the generator to limit the range. What would be the best way to manipulate…
KrizzzyS
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Is the ColdFusion ColdFire project dead?

http://coldfire.riaforge.org/ I can't get the current version (1.9.207.249) to work in with Firefox 14.0.1 with Firebug 1.10.2. I assume it is broken because the plugin has not been updated for the release of Firebug 1.10. Has anyone got it working…
BallisticPugh
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Debugging page allocation failure on Coldfire uCLinux

I'm sometimes getting this crash output below on my Coldfire uCLinux system. How do I work out what's causing the problem? Apr 4 10:44:33 (none) user.debug syslog: starting NTP sh: page allocation failure. order:8, mode:0xd0 Stack from 41da5dcc: …
fred basset
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How would I use Coldfire to write an AV evasion program in Go?

A bit of background: I am a pentester who is looking for new ways to get around AV detection during tests / bounties and I recently found the Go library "Coldfire" on Github. I am new to Go so I was wondering how I would structure a project with…
Zayden Tibbets
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Flashing target with GHS probe using command line

We're using Greenhills Multi IDE and Greenhills Debug Probe to program and debug our target system (a Coldfire based, bare metal system). Currently I flash the target using the IDE debugger GUI, but I would prefer to use a command line interface to…
Bjorn Rudolfsson
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Coldfire force to use RAM instead of register

I have an application, written in C, that runs on a Coldfire processor. I need to force it to use the RAM for all the local variables (declared in the functions) instead of use the registers; in order to debug the application properly. How can I do…
Max Markson
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