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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Hi Rob,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>It sounds like your xparameters*.h with the
#defines for the device addresses is right for the uart as the bootstrap loader
is working.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I don’t believe early boot works was
my experience with it.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>What messages did you see in the __log_bug
as this is the best tool, is it booting all the way without a console or
crashing during boot when it tries to start the console?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Make sure the #define XPAR_DDR_0_SIZE
0x4000000 is in the xparameters_ml403.h. It it’s wrong the kernel will
crash quickly based on my experience.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Xilinx has a git server that I have been
working on updating, not sure how many changes there are in our git server as
opposed to what you have. I have been testing arch/ppc with the ML405 which is
the same as the ML403 except a larger FPGA, but my testing has been with the
550 UART as the default. I realize it’s a tangent, but you can pull from
our server if you want as I know the state of it (git://git.xilinx.com/linux-2.6-xlnx.git).
<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Thanks<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>John Linn<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt;font-family:"Times New Roman"'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
linuxppc-embedded-bounces+john.linn=xilinx.com@ozlabs.org
[mailto:linuxppc-embedded-bounces+john.linn=xilinx.com@ozlabs.org] <b><span
style='font-weight:bold'>On Behalf Of </span></b>Rob Schalken<br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, March 19, 2008
8:02 AM<br>
<b><span style='font-weight:bold'>To:</span></b> linuxppc-embedded@ozlabs.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> Uart(lite)/ELDK 4.1
section mismatch -> ML403</span></font><font size=3 face="Times New Roman"><span
style='font-size:12.0pt;font-family:"Times New Roman"'><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>I
want to Port the Linux 2.6.24.3 to the ML403 board. I tried some
different configurations:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>**UartLite<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>After
changing some defines and creating some symbolic link, the simple boot loader
seems to<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Work.
My kernel also starts because when I read the memory (using XMD), I could read
the _<i><span style='font-style:italic'>log</span></i>_buf and<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Some
information was put in. I used the kernel command line: console=ttyUL0 ip=off
root=/dev/ram rw. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>But
I did not get any kernel message on my serial console! When I enabled the early
boot text over<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Serial
port, the compiler gives some errors (gen550_init, RS_TABLE_SIZE, etc.)!<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>**16550
Uart<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>After
my disaster with the Uartlite, I started to use the 16550 uart. But I
immediately get the following<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Error:<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>arch/ppc/boot/common/ns16550.c:22: error: 'RS_TABLE_SIZE'
undeclared here (not in a function)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>arch/ppc/boot/common/ns16550.c:24: error:
'SERIAL_PORT_DFNS' undeclared here (not in a function)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>make[2]: *** [arch/ppc/boot/common/ns16550.o] Error 1<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>make[1]: *** [arch/ppc/boot/common] Error 2<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>make: *** [zImage] Error 2<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>I
use ELDK 4.1 toolchain, which result in the following section mismatch
(warning)<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>WARNING: vmlinux.o(.text+0x223c): Section mismatch:
reference to .init.text:earl y_init (between 'start_here' and 'initial_mmu')<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>WARNING: vmlinux.o(.text+0x2254): Section mismatch:
reference to .init.text:mach ine_init (between 'start_here' and 'initial_mmu')<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>WARNING: vmlinux.o(.text+0x2258): Section mismatch:
reference to .init.text:MMU_ init (between 'start_here' and 'initial_mmu')<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>WARNING: vmlinux.o(.text+0x22b2): Section mismatch:
reference to .init.text:star t_kernel (between 'start_here' and 'initial_mmu')<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:35.4pt'><font size=2 face=Calibri><span
style='font-size:11.0pt'>WARNING: vmlinux.o(.text+0x22b6): Section mismatch:
reference to .init.text:star t_kernel (between 'start_here' and 'initial_mmu')<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>By
the way, the hardware is working, this has been tested!!<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'>Could
someone help to get a uart work! I only want to receive a message from the
kernel!!!! <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=NL
style='font-size:12.0pt;font-family:"Times New Roman"'><br>
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