<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:10pt"><SPAN style="RIGHT: auto">
<DIV><SPAN>Hello Stefan,</SPAN></DIV>
<DIV style="FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; FONT-SIZE: 12pt">
<DIV style="FONT-FAMILY: times new roman, new york, times, serif; FONT-SIZE: 12pt">
<DIV style="RIGHT: auto" class=yiv9163510687y_msg_container>
<DIV style="RIGHT: auto" id=yiv9163510687>
<DIV style="RIGHT: auto">
<DIV style="BACKGROUND-COLOR: #fff; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; COLOR: #000; FONT-SIZE: 12pt">
<DIV style="FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; FONT-SIZE: 12pt">
<DIV style="FONT-FAMILY: times new roman, new york, times, serif; FONT-SIZE: 12pt">
<DIV style="RIGHT: auto" class=yiv9163510687y_msg_container>
<DIV style="RIGHT: auto" id=yiv9163510687>
<DIV style="RIGHT: auto">
<DIV style="BACKGROUND-COLOR: #fff; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; COLOR: #000; FONT-SIZE: 12pt">
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>Thanks for the info. I progressed few steps and got stuck with <FONT face=Calibri><FONT color=#1f497d> “</FONT>Remote 'g' packet reply is too long: “</FONT></SPAN></DIV>
<DIV><SPAN></SPAN> </DIV><SPAN></SPAN>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><SPAN style="COLOR: #1f497d; FONT-SIZE: 12pt"><FONT face=Calibri><SPAN><FONT color=#000000 face="">I did the following:</FONT></SPAN></FONT></SPAN></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><SPAN style="COLOR: #1f497d; FONT-SIZE: 12pt"><FONT face=Calibri><SPAN></SPAN> </FONT></SPAN></DIV>
<DIV style="BACKGROUND-COLOR: transparent; FONT-STYLE: normal; MARGIN: 0in 0in 0pt; FONT-FAMILY: Calibri; COLOR: rgb(31,73,125); FONT-SIZE: 16px" class=yiv9163510687MsoNormal><FONT face=Calibri>make debugsim</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>file x86_64/sbin/elver</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>l</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>b 1</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>b 100</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>info breakpoints</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>info sources</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>c</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>it breaks at execution line 1 and type n to next or s to step into the function - </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) file x86_64/sbin/elver</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>A program is being debugged already.</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Are you sure you want to change the file? (y or n) y</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Reading symbols from /home/sarmaji/barrelfish/build/x86_64/sbin/elver...done.</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) b 1</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Breakpoint 1 at 0x10000c: file ../tools/elver/boot.S, line 1.</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) b 100</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Breakpoint 2 at 0x10006f: file ../tools/elver/boot.S, line 100.</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) info breakpoints</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Num Type Disp Enb Address What</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>1 breakpoint keep y 0x0010000c ../tools/elver/boot.S:1</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>2 breakpoint keep y 0x0010006f ../tools/elver/boot.S:100</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) c</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Continuing.</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Found Realtek 8029 at 0xc000, ROM address 0xae00</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Probing...[Realtek 8029]</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>NE2000 base 0xc000, addr 52:54:00:12:34:56</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Address: 10.0.2.15</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Netmask: 255.255.255.0</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Server: 10.0.2.2</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Gateway: 10.0.2.2</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Address: 10.0.2.15</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Netmask: 255.255.255.0</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Server: 10.0.2.2</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Gateway: 10.0.2.2</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> Booting 'Chain-load /menu.lst from TFTP'</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>root (nd)</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Filesystem type is tftp, using whole disk</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>configfile (nd)/menu.lst</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>TFTP error 1 (File not found)</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> Booting 'Barrelfish'</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>root (nd)</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Filesystem type is tftp, using whole disk</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>kernel /x86_64/sbin/elver loglevel=5 logmask=1</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> [Multiboot-elf, <0x100000:0x2560:0x0>, <0x103fe4:0x1c:0x6000>, shtab=0x10a2f</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>8, entry=0x10000c]</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>module /x86_64/sbin/cpu loglevel=5 logmask=1</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>------------------------</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>------------------------</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>------------------------</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>------------------------</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> [Multiboot-module @ 0x5b86000, 0x539760 bytes]</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>module /x86_64/sbin/fish loglevel=5 logmask=1</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> [Multiboot-module @ 0x60c0000, 0x84b1bf bytes]</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri> </FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Breakpoint 1, start () at ../tools/elver/boot.S:39</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>39 movl $(stack + STACK_SIZE), %esp</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>start () at ../tools/elver/boot.S:42</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>42 pushl $0</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>start () at ../tools/elver/boot.S:43</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>43 popf</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>start () at ../tools/elver/boot.S:46</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>46 push %ebp</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>start () at ../tools/elver/boot.S:47</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>47 mov %esp, %ebp</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>48 push %ebx /* Pointer to multiboot info struct */</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>start () at ../tools/elver/boot.S:49</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>49 push %eax /* Multiboot magic value */</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>start () at ../tools/elver/boot.S:50</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>50 call startup</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>(gdb) n</FONT></DIV>
<DIV style="MARGIN: 0in 0in 0pt" class=yiv9163510687MsoNormal><FONT face=Calibri>Remote 'g' packet reply is too long:
0000000000000000903d26000000000000000000000000003022630000000000c021630000000000903d260000000000902163000000000038216300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003022630000000000000000000000000060d440000000000006020000230000001b00000000000000000000000f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007f03000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000801f0000</FONT></DIV>
<DIV>I did google on this error message, they say to set the architecture to x86_64 [set architecture i386:x86-64:intel] - done, still error persists.</DIV>
<DIV> </DIV>
<DIV>(gdb) show arch<BR clear=none>The target architecture is set automatically (currently i386:x86-64)<BR clear=none></DIV>
<DIV style="BACKGROUND-COLOR: transparent; FONT-STYLE: normal; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; COLOR: rgb(0,0,0); FONT-SIZE: 16px"><SPAN>Please assist, also I din't find the gdbinit file to check.</SPAN></DIV></DIV></DIV></DIV></DIV></DIV></DIV></DIV></DIV></DIV></DIV></DIV></DIV>
<div style="RIGHT: auto"></SPAN> </div>
<DIV> </DIV>
<DIV> </DIV>
<DIV id=RTEContent>
<DIV id=RTEContent><B><FONT face="comic sans ms">--------------------<BR>Thanks and Regards, <BR>Vishwas K.M. <BR>09448535935</FONT></B></DIV></DIV>
<div><BR></div>
<DIV style="FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; FONT-SIZE: 10pt">
<DIV style="FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; FONT-SIZE: 12pt">
<DIV dir=ltr>
<DIV style="BORDER-BOTTOM: #ccc 1px solid; BORDER-LEFT: #ccc 1px solid; PADDING-BOTTOM: 0px; LINE-HEIGHT: 0; MARGIN: 5px 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; HEIGHT: 0px; FONT-SIZE: 0px; BORDER-TOP: #ccc 1px solid; BORDER-RIGHT: #ccc 1px solid; PADDING-TOP: 0px" class=hr contentEditable=false readonly="true"></DIV><FONT size=2 face=Arial><B><SPAN style="FONT-WEIGHT: bold">From:</SPAN></B> Vishwas K.M. <vishwaskm2000@yahoo.com><BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B> "barrelfish-users@lists.inf.ethz.ch" <barrelfish-users@lists.inf.ethz.ch> <BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> Friday, February 28, 2014 7:07 AM<BR><B><SPAN style="FONT-WEIGHT: bold">Subject:</SPAN></B> Barrelfish OS-gdb session<BR></FONT></DIV>
<DIV class=y_msg_container><BR>
<DIV id=yiv1710677109>
<DIV>
<DIV style="BACKGROUND-COLOR: #fff; FONT-FAMILY: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; COLOR: #000; FONT-SIZE: 10pt">
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>Hello All,</SPAN></DIV>
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>I have recently stared working on BF OS and need assistance to understand the OS internals.</SPAN></DIV>
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>I am using "make sim" on x86_64 and it compiles and runs the BF till it reachs the fish prompt.</SPAN></DIV>
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>Now to get into the BF internals I am trying to get the compiled BF code into a gdb session and start the run part so that I can get into each module and see the things.</SPAN></DIV>
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>Please assist me a way out..</SPAN></DIV>
<DIV><SPAN></SPAN> </DIV>
<DIV><SPAN>Thanks,</SPAN></DIV>
<DIV><SPAN>Vishwas K.M</SPAN></DIV></DIV></DIV></DIV><BR><BR></DIV></DIV></DIV></div></body></html>