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<DIV><FONT face=Arial size=2><SPAN
class=204555411-10082007>Hi,</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007>We are using MPC
8541 processor. Running Linux 2.6.11.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007>I have a question
regarding unwinding stack frame in userland.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=204555411-10082007></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007>To understand the
stack frame format, I am using gdb to walk through nested function calls
frame.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007>I am not able to
understand where the PC (program counter) of callee functions is saved
on the stack/register.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=204555411-10082007></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007>Here are my
questions:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007><SPAN
class=204555411-10082007>1- Is there any available software like "pstack" ported
to powerpc that I can use?</SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007><SPAN
class=204555411-10082007>I know the stack pointer of the last frame
is save in "R1" register.</SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007><SPAN
class=204555411-10082007>2- How about PC, and number of the input parameters to
the function.</SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007><SPAN
class=204555411-10082007></SPAN></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007><SPAN
class=204555411-10082007>Many thanks in advance,</SPAN></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=204555411-10082007><SPAN
class=204555411-10082007>BZ</SPAN></SPAN></FONT></DIV></BODY></HTML>