readflash won't work. I'm not kidding about it being slow --- it's only a few bytes per second. PBL doesn't have a command to read data, so what pblq does is to tell it to checksum one byte at a time, and it figures out what the byte is from that. It's strictly a hack.
On Sun, 7 Apr 2019 at 22:44, Nick Griffin <span1...@live.com> wrote: > Werid no one ever thought of backing up the firmware before putting new > firmware on it,what would happen if you didn’t work. > > You don’t have anything on the program you made pblq..? > > This is the bit I want to get working.. > > “readflash <filename> <offset> <length> > Reads data from the NAND flash (very, very slowly)” > > What's the offset and length, I don’t know what that means..? > > Spanner.. > > *From:* David Given <d...@cowlark.com> > *Sent:* Sunday, 7 April 2019 17:37 > *To:* Discussion of the Amstrad E3 emailer hardware/software > <e3-hacking@earth.li> > > I don't think I had anything written down --- this was all years ago, > remember. I have managed to dig up this old Getting Started page, with > instructions on reflashing the E3 with Linux: > https://wiki.earth.li/E3_Getting_Started > <https://nam04.safelinks.protection.outlook.com/?url=https://wiki.earth.li/E3_Getting_Started&data=02%7c01%7c%7c0e1a78592f874400258108d6bb774552%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636902518268872757&sdata=jSA8dIr7CFXUXgZwB59gzrKtzW7KRwpMzxRnlplSnv0%3D&reserved=0> > Remember > that we were all interested in running stock Linux on the machine rather > than hacking the built-in firmware. Those instructions are all based around > pbltool, which was the *other* tool for talking to PBL and which I'd > completely forgotten about, but should work fine. Bear in mind that this > will replace the stock firmware. > > Regarding forums... I've never met a forum yet which was as easy to use as > email, let alone coming close to the convenience of getting messages > delivered directly to my inbox. (If this had been a forum I would never > have seen your posts!) > > Have you seen the mailing list archives at > https://www.earth.li/pipermail/e3-hacking/ > <https://nam04.safelinks.protection.outlook.com/?url=https://www.earth.li/pipermail/e3-hacking/&data=02%7c01%7c%7c0e1a78592f874400258108d6bb774552%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636902518268882768&sdata=qH/ycQtfYV6AwdUsRX94KqcBx3jpohM0Pscv9V5mZQg%3D&reserved=0> > ? > > On Sun, 7 Apr 2019 at 17:15, Nick Griffin <span1...@live.com> wrote: > >> I need help with PBLQ I don’t understand its commands and options what am >> I as pose to know how to use it, when there are no instructions on how to >> use it, all it has is a read me,please can David Given help me because he >> made it..?? or anyone who has used it…?? >> Like “ writeflash <filename> <offset>” I don’t understand what is offset >> and length is ,is length the size of the NAND..???? >> I am don’t know about pbl commands..??? Has anyone used this program >> before,I just hope I am not talking to myself or I will go mad…lol >> >> ”live@commodoreos ~ >> READY. >> pblq -h >> pblq: Amstrad PBL boot load client v0.3.pre1. >> (C) 2005 David Given. >> Usage: pblq [<options>] <command...> >> Options: >> -h Displays this message >> -v Switch on verbose mode (what that) >> -r Reuse an already existing connection >> -e <model> Set which emailer model to use (what Mode do not understand) >> -p <port> Sets the serial port to use >> -s <rate> Sets the slow baud rate >> -f <rate> Sets the fast baud rate >> -m <size> Sets the maximum packet size (0=ask PBL) >> Commands: >> ping Pings the device, testing communication >> term Start simple serial terminal (is this like Putty, when I >> reset the email there is no txt just binary.) >> bless <filename> >> Makes a PBL image bootable (does this copy PBL to your PC >> as a bootable image or something) >> execute <address> >> Executes an on-device program and enters the terminal (not >> sure need more explaining) >> checksum <startaddress> <length> >> Calculates the checksum of an area of memory ( not sure is >> the binary code,so need the code for the area in the Memory so it can grab >> it) >> read <filename> <startaddress> <length> >> Reads data from RAM into the specified file ( Reads data >> from the memory and copies into a file,so you can copy it back) >> write <filename> <startaddress> >> Writes data from the specified file into RAM ( same as >> above but the opposite) >> readflash <filename> <offset> <length> >> Reads data from the NAND flash (very, very slowly)( not >> sure need help with offset and length do not understand) >> writeflash <filename> <offset> >> Writes data into the NAND flash ( same as above but the >> opposite) >> Addresses should begin 0x if you want them in hex. ( hex ok so starts >> with 0x so 0x1234567) >> WARNING. Use this program at your own risk. The author accepts no >> responsibility >> for any damage this program may do to your hardware. You have been >> warned!” >> >> This needs a manual on how to use it properly,some I understand not all. >> I have notice there is not a lot of info on flashing the emailer and its >> not explained well, its like you put it up to show you have hacked it, but >> how do you expected to do it yourself, I have looked there is nothing on >> how to read the NAND from the E3,please someone make a walkthrough or >> explain offset and length..? >> >> Not beaning funny but posting on here is hard, I have never used email >> so much,well I don’t use email, I know people on here don’t like Facebook >> so what about a Forum so all info can be in one place not scattered over >> different websites, it very hard to look up any thing in the Mailing list >> Archive because it has no search options so you have to press on each >> thread one by one. >> >> Would you be happy If I make a forum for the Emailer, no point me making >> one if no one uses it..?? I am proberly 8 years to late…lol, I am good at >> making them, I make one for TheC64 Mini. http://thec64community.online >> <https://nam04.safelinks.protection.outlook.com/?url=http://thec64community.online&data=02%7c01%7c%7c0e1a78592f874400258108d6bb774552%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636902518268902778&sdata=Uu4HkXdGmCj9HpotHubvvHsTlC4MPczZd9Baa10CkfY%3D&reserved=0> >> >> I think I know why you made the E3 Hacking Mailing list because you could >> at the time look at it on the Emailer by redirecting the emails to your >> email addy on Amserve.… 😊 would of cost a bomb to look at it at the time >> at 20p a collection. I only connected email once a day when I was using >> it and that was about £6.20 a month so it cost about £75 a year just to >> have it turn on…lol >> >> Thanks.. >> Spanner.. >> >> _______________________________________________ >> e3-hacking mailing list >> e3-hacking@earth.li >> https://www.earth.li/mailman/listinfo/e3-hacking >> <https://nam04.safelinks.protection.outlook.com/?url=https://www.earth.li/mailman/listinfo/e3-hacking&data=02%7c01%7c%7c0e1a78592f874400258108d6bb774552%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636902518268912789&sdata=pNgvmXtovV%2BjHvR97iBJANQDgL%2Bc/XFX%2BAR/Mr4zemo%3D&reserved=0> >> > > > -- > ┌─── http://www.cowlark.com > <https://nam04.safelinks.protection.outlook.com/?url=http://www.cowlark.com&data=02%7c01%7c%7c0e1a78592f874400258108d6bb774552%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636902518268922794&sdata=auc4K/aVGK%2BnSp5vwYC9iLdbwregkmB1dARtq0qrJ3c%3D&reserved=0> > ─── > │ "I have always wished for my computer to be as easy to use as my > │ telephone; my wish has come true because I can no longer figure out > │ how to use my telephone." --- Bjarne Stroustrup > _______________________________________________ > e3-hacking mailing list > e3-hacking@earth.li > https://www.earth.li/mailman/listinfo/e3-hacking > -- ┌─── http://www.cowlark.com ─── │ "I have always wished for my computer to be as easy to use as my │ telephone; my wish has come true because I can no longer figure out │ how to use my telephone." --- Bjarne Stroustrup
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