<div>Hi Ameet,</div> <div> </div> <div>Thanks so much for your reply.</div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN> </div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p><STRONG><U>ISSUE Details :</U></STRONG></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">We are currently debugging System driver in 2.6.16-2 kernel in interrupt mode, for AMCC440SPe based custom board.</SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p></o:p></SPAN> </div> <div class=MsoNormal style="MARGIN: 0in 0in
0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">We got the kernel and applied patch for Xilinx System ACE driver.</SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"></SPAN><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p></o:p></SPAN> </div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p>We are using powerpc-eabi- toolachain to compile the kernel and <STRONG>NOT EDK.</STRONG></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p></o:p></SPAN> </div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">We have done changes in the driver in regard to –<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <OL
style="MARGIN-TOP: 0in" type=1> <LI class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-list: l1 level1 lfo1; tab-stops: list .5in"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">System ACE Controller register configuration - BASE address is 64-bit and hence done ioremap64(SYSTEMACE_BASEADRESS).- adapter.c</SPAN></LI> <LI class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-list: l1 level1 lfo1; tab-stops: list .5in"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Endianess (Xsysace_l.c)</SPAN></LI> <LI class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-list: l1 level1 lfo1; tab-stops: list .5in"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">IRQ - xsysace_intr.c; arch/ppc/platforms/4xx/xparameters/xparameters_ml300.h ; arch/ppc/syslib/ppc4xx_pic.c;</SPAN></LI> <LI class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-list: l1 level1 lfo1; tab-stops: list .5in"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Kernel configuration to support FAT file system</SPAN></LI>
<LI class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-list: l1 level1 lfo1; tab-stops: list .5in"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-fareast-font-family: Arial"><SPAN style="mso-list: Ignore"><SPAN style="FONT: 7pt 'Times New Roman'"> </SPAN></SPAN></SPAN><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Format the Compact Flash with FAT16 filesystem using ‘mkdosfs’, since <SPAN style="mso-spacerun: yes"> </SPAN>System ACE supports only FAT16<o:p></o:p></SPAN></LI></OL> <div class=MsoNormal style="MARGIN: 0in 0in 0pt 0.25in"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">With all these changes, we are able to communicate with the system ACE controller, register the interrupt, create block device using the driver, format and partition the Compact Flash.<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN:
0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">But we see issues while mounting the compact flash – Meaning, mounting shows inconsistent results.<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">When we are able to mount the CF successfully, we are able to read/write to the compact flash. And when it fails, it throws a kernel Oops sometimes or complains that it’s a ‘bogus’ filesystem. Please see the screen-dump for success and failure cases:<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN:
0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">We are looking for inputs to attack this issue. Please advice.</SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"></SPAN> </div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><STRONG>Note</STRONG> : we have worked on System ACE driver on 2.4 kernel on a different platform and were successful.</SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"></SPAN> </div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Thanks very
much</SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Junita</SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">SCREEN DUMP:<o:p></o:p></SPAN></B></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">CASE 1 : Success:<o:p></o:p></SPAN></B></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt;
FONT-FAMILY: Arial">BusyBox v(null) ((null)) Built-in shell (msh)<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Enter 'help' for a list of built-in commands.<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># ### Application running ...<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># cat /proc/interrupts<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN:
0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>CPU0<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>33:<SPAN style="mso-spacerun: yes"> </SPAN>0<SPAN style="mso-spacerun: yes"> </SPAN>UIC1 Level<SPAN style="mso-spacerun: yes"> </SPAN>MAL SERR<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>34:<SPAN style="mso-spacerun: yes"> </SPAN>0<SPAN style="mso-spacerun: yes"> </SPAN>UIC1 Level<SPAN style="mso-spacerun: yes"> </SPAN>MAL TX DE<o:p></o:p></SPAN></div>
<div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>35:<SPAN style="mso-spacerun: yes"> </SPAN>0<SPAN style="mso-spacerun: yes"> </SPAN>UIC1 Level<SPAN style="mso-spacerun: yes"> </SPAN>MAL RX DE<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>38:<SPAN style="mso-spacerun: yes"> </SPAN>0<SPAN style="mso-spacerun: yes"> </SPAN>UIC1 Level<SPAN style="mso-spacerun: yes"> </SPAN>MAL TX EOB<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>39:<SPAN style="mso-spacerun:
yes"> </SPAN>0<SPAN style="mso-spacerun: yes"> </SPAN>UIC1 Level<SPAN style="mso-spacerun: yes"> </SPAN>MAL RX EOB<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><SPAN style="mso-spacerun: yes"> </SPAN>89:<SPAN style="mso-spacerun: yes"> </SPAN>0<SPAN style="mso-spacerun: yes"> </SPAN>UIC2 Level<SPAN style="mso-spacerun: yes"> </SPAN>System ACE<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">BAD:<SPAN style="mso-spacerun: yes"> </SPAN>0<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div
class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># <B style="mso-bidi-font-weight: normal">mknod /dev/xsysace b 254 0<o:p></o:p></B></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># mkdir /mnt<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># mkdir /mnt/sysace<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># <B
style="mso-bidi-font-weight: normal">mount -t msdos /dev/xsysace /mnt/sysace</B>/<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># ls<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">bin<SPAN style="mso-spacerun: yes"> </SPAN>etc<SPAN style="mso-spacerun: yes"> </SPAN>home<SPAN style="mso-spacerun: yes"> </SPAN>linuxrc<SPAN style="mso-spacerun: yes"> </SPAN>proc<SPAN style="mso-spacerun: yes"> </SPAN>sbin<SPAN style="mso-spacerun: yes"> </SPAN>usr<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt;
FONT-FAMILY: Arial">dev<SPAN style="mso-spacerun: yes"> </SPAN>ftp<SPAN style="mso-spacerun: yes"> </SPAN>lib<SPAN style="mso-spacerun: yes"> </SPAN>mnt<SPAN style="mso-spacerun: yes"> </SPAN>root<SPAN style="mso-spacerun: yes"> </SPAN>tmp<SPAN style="mso-spacerun: yes"> </SPAN>var<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># <B style="mso-bidi-font-weight: normal">ls /mnt/sysace/<o:p></o:p></B></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">rev0.ace<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># <B style="mso-bidi-font-weight: normal">cp /sbin/ifconfig /mnt/sysace/<o:p></o:p></B></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></B></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"># ls /mnt/sysace/<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">ifconfig<SPAN style="mso-spacerun: yes"> </SPAN>rev0.ace<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">#<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt;
FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><B style="mso-bidi-font-weight: normal"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">CASE : 2 – Failure – Kernel Oops.<o:p></o:p></SPAN></B></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN># mount -t msdos /dev/xsysace /root/cf # cd /root/<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> Oops: kernel access of bad
area, sig: 11 [#1]<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> NIP: C00556B8 LR: C00557E4 CTR: 00000000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> REGS: dfeb1e08 TRAP: 0300<SPAN style="mso-spacerun: yes"> </SPAN>Not tainted<SPAN style="mso-spacerun: yes"> </SPAN>(2.6.16.2)<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> MSR: 00021000 <ME><SPAN style="mso-spacerun: yes"> </SPAN>CR: 227A8728<SPAN style="mso-spacerun: yes"> </SPAN>XER:
00000000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> DAR: 00000000, DSISR: 00800000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> TASK = dff6c030[4] 'events/0' THREAD: dfeb0000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> GPR00: 00100100 DFEB1EB8 DFF6C030 C025AC60 DFF7BE10 00000018<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">DFD96000<o:p></o:p></SPAN></div> <div
class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> C0258D60<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> GPR08: 00000000 00200200 DFD96154 00000000 227A8788 800823E2<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">1FFB9600<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> 00000000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt;
FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> GPR16: 00000001 FFFFFFFF 00000000 007FFF00 1FFB3540 1FF63920<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">1FFCEE78<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> C01F0000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> GPR24: C0240000 00100100 C0240000 00000000 DFF7BE10 00000018<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier
New'">00000000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> C025AC60<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> NIP [C00556B8] free_block+0xa8/0x148 LR [C00557E4] <o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> drain_array_locked+0x8c/0xd8 Call Trace:<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> [DFEB1EB8] [DFED53F0]
0xdfed53f0 (unreliable) [DFEB1ED8] [C00557E4] <o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> drain_array_locked+0x8c/0xd8 [DFEB1EF0] [C0056F80] <o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> cache_reap+0x74/0x18c [DFEB1F28] [C002B578] run_workqueue+0x9c/0x110 <o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> [DFEB1F48] [C002B6E4] worker_thread+0xf8/0x13c [DFEB1FC0] [C002F6F0] <o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> kthread+0xf4/0x130 [DFEB1FF0] [C000413C] kernel_thread+0x44/0x60 <o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> Instruction dump:<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> 7cfbfa14 3c000010 80e70014 3d2a4000 60000100 5529c9f4 7d295a14<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">80c9001c<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY:
'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> 3d200020 61290200 81060004 81660000 <91680000> 910b0004 3966001c<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">90060000<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> BUG: events/0/4, lock held at task exit time!<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>><SPAN style="mso-spacerun: yes"> </SPAN>[c01f5d60] {cache_chain_mutex}<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt;
FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> .. held by:<SPAN style="mso-spacerun: yes"> </SPAN>events/0:<SPAN style="mso-spacerun: yes"> </SPAN>4 [dff6c030, 110]<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>> ... acquired at:<SPAN style="mso-spacerun: yes"> </SPAN>cache_reap+0x1c/0x18c<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><SPAN style="mso-spacerun: yes"> </SPAN>><o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY:
Arial"><o:p> </o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0in 0in 0pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></div> <div> <div><BR><BR><B><I>Ameet Patil <ammubhai@gmail.com></I></B> wrote:</div></div> <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">agnel juni wrote:<BR>> Hi Ameet<BR>><BR>> I have posted a few messages regarding Ssytem ACE driver for Linux-2.6.<BR>><BR>> We are working on a AMCC 440SPe based custom board.<BR>><BR>> We applied the patch from<BR>> //http://www.cs.york.ac.uk/rtslab/demos/amos/xupv2pro/patches/linuxppc-2.6.17.1-sysace-1.2.patch<BR>> //and applied against 2.6.16-2 kernel.<BR>><BR>> We are trying to make the driver work in interrupt mode.<BR>><BR>> First, I would like to know if the driver tested in interrupt mode.<BR>><BR>> We are able to mount the CF, but it is very
inconsistent.<BR>><BR>> Same is the case with fdisk command. When it fails,we get errors which you could see in the screen-dump below.//<BR>> //<BR>> Are we missing to apply the right patch? Please let us know your <BR>> inputs to go forward.<BR>> Looking forwards for your reply.<BR>><BR>> Thanks<BR>> Junita<BR>><BR>> /*************** Screen dump ********************/<BR>> # fdisk /dev/xsysace<BR>> 1. sector = 0 xsa_cur_req->sector=0<BR>> System ACE: Error 0 when reading sector 2.<BR>> 2. sector = 2 xsa_cur_req->sector=16<BR>> end_request: I/O error, System ACE: Error 0 when reading sectoru dev <BR>> xsa, sector 16<BR>> Buffer I/O error on device xsa, logical block 2<BR>> 1. sector = 184 xsa_cur_req->sector=184<BR>> <BR>> Command (m for help): p<BR>> <BR>> Disk /dev/xsysace: 524 MB, 524869632 bytes<BR>> 17 heads, 59 sectors/track, 1022 cylinders<BR>> Units = cylinders of 1003 * 512 = 513536
bytes<BR>> <BR>> Device Boot Start End Blocks Id System<BR>> /dev/xsysace1 1 1022 512503+ 6 FAT16<BR>> <BR>> Command (m for help): q<BR>> And for 'mount'<BR>> #<BR>> #<BR>> # mount -t msdos /dev/xsysace /root/cf<BR>> 1. sector = 0 xsa_cur_req->sector=0<BR>> 1. sector = 503 xsa_cur_req->sector=503<BR>> 1. sector = 504 xsa_cur_req->sector=504<BR>> 1. sector = 506 xsa_cur_req->sector=506<BR>> 1. sector = 508 xsa_cur_req->sector=508<BR>> 1. sector = 510 xsa_cur_req->sector=510<BR>> # cd /root/cf<BR>> < Here Prints Some Symbols like + - etc, which i am<BR>> not able to capture/copy -------------ERROR<BR>> b: No such file or directory--------------------------------ERROR<BR>> pci.h<BR>> #<BR>>
Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.n0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.0Minicom2.00.d#<BR>> # cp pci.h /root/<BR>> # cd ../<BR>> # ls<BR>> app cf hello1 pci.h<BR>> #<BR>> #/root<BR>> /dev/xsysace /root/cf<BR>> FAT: bogus number of reserved sectors<BR>> VFS: Can't find a valid FAT filesystem on dev xsa.<BR>> mount: Mounting /dev/xsysace on /root/cf failed: Invalid argument<BR>> #<BR>> <BR>><BR>><BR>> //<BR>><BR>><BR>><BR>> //<BR>><BR>> ------------------------------------------------------------------------<BR>> Find out what India is talking about on - Yahoo! Answers India <BR>> <HTTP: in.answers.yahoo.com *http: yanswers in mail us.rd.yahoo.com /><BR>> Send FREE SMS to your friend's mobile from Yahoo! Messenger Version 8. <BR>>
Get it NOW <BR>> <HTTP: *http: in mail us.rd.yahoo.com in.messenger.yahoo.com messengertagline><BR><BR><BR>Hi Agnel,<BR>The driver was last tested with 2.6.17 kernel and till date works <BR>fine in the interrupt mode. I have been using it since the last 4 months <BR>now. It should also work on 2.6.16-2 kernel I think, but I have not <BR>tested this. Have you made any changes to the driver? If so... please <BR>give the details so I can give you better feedback as to where things <BR>might have gone wrong. When time permits I shall try my patch on the <BR>2.6.16-2 kernel and let you know if it works for me.<BR><BR>Thanks,<BR>-Ameet<BR></BLOCKQUOTE><BR><BR><BR><p> 
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