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21
Other - Installation/Removal / Re: Surfans F20 "NAND open error"
« Last post by amachronic on August 07, 2022, 10:06:01 AM »
Quote from: Ren on August 04, 2022, 03:10:03 AM
I bought a Surfans F20 Player as well and I want to install the native port on it.
[...]
Is it save to proceed with the installation of the native port with the latest (v7) bootloader from this thread?
[...]
Flash info:
readID opcode  = FF C8 D1 C8
readID address = C8 D1 C8 D1
readID dummy   = D1 C8 D1 C8
[...]

This shows you have the GigaDevice flash (same as JosephM's) so yes it's safe to install with the v7 bootloader.

Quote
I installed the ROCKbox native port from the v7 bootloader, after a success message I first booted into ROCKbox from the BOOT Menue, this worked.
Then I rebooted and I just got a flickering screen.
So I powered the device off by long pressing power.
A new press on power just gives me the flickering screen again...
So I loaded the v7 bootloader from command promt again...
I reinstalled ROCKbox and powered off after.
I pressed power again and all I got is a flickering screen again.
So I started the bootloader again and created a Flashdump and the info files again.
here are they https://mega.nz/file/jTQS1K6Y#2OMx0mlbN7KqH24NBsz7AEeZqBCtWyXwTirj_9ecDxM

Then I restored the original bootloader. Now the player is working again with its original Firmware (not with ROCKbox sadly). I hope you will have success in getting the thing working with ROCKbox! If you need something else from me I try to provide it to you.

I don't know what the issue is, but if you try a few things it might help narrow things down:
  • Go into the bootloader menu (hold volume up when powering on) and boot Rockbox - see if the LCD flickers
  • Boot the original firmware from the bootloader menu - check if the LCD works
  • Boot the original firmware by holding PLAY when powering on
Also if you could explain what you mean by the screen "flickering" that would help. Can you see the Rockbox logo or menus? Do they look corrupted? Or do you see randomly colored "noise"? Better yet, post a video of the problem if you can. It doesn't have to be great, as long as the problem is visible.
22
Hardware / Re: New cheap portable player in the market
« Last post by pmp4 on August 07, 2022, 09:14:21 AM »
Quote from: Bilgus on August 06, 2022, 07:50:30 PM
Pmp4 have you verified that you can repackage the extracted bins and write back to the device?

I didnt try to flash anything yet.

I'm trying to understand firmware structure first.

I found this url with "Spreadtrum Research Download Tool" source code (2.9.7007 version)

https://files.elektroda.pl/798976,researchdownload_r2.html

I'm dont know yet if it can be useful.

"Spreadtrum Research Download Tool" uses another format of firmware, in .pac files.

Once I understand it better, I'll try a flash, it would be cool change intro/end logo or menu icons.

If it's possible I'd like to keep using open source free tools like bzpwork and uniflash software.
uniflash allows flash write, and bzpwork allows lzma compress.
23
Hardware / Re: New cheap portable player in the market
« Last post by bahus on August 07, 2022, 05:04:56 AM »
Quote from: Bilgus on August 06, 2022, 07:50:30 PM
Unfortunately outside of baidu and cdsn (need wechat to download) I can't seem to find any headers

Not sure if it's useful but some Spreadtrum 6531 related sources can be found here:
https://cloud.mail.ru/public/8EPC/b3kQ4AuRf

Mirror: https://mega.nz/file/cf5BXBoT#_5onK5_GHdjcykgo47AmtmTdgT7aWWO-GJWYri_jHa8
24
Other - Installation/Removal / Surfans F20 v2.7: Getting started (pardon my initial caution!)
« Last post by Abscissa on August 07, 2022, 12:55:53 AM »
Ok, so I now have a Surfans F20 in-hand, and I've verified through the pre-installed firmware what I expected - it reports itself as v2.7. My understanding, IIUC, is that this device, or at least this iteration of it, seems to be sort-of somewhere in between "experimental" and "out-of-the-box" support from Rockbox? It's been...quite a few years...since the last time I used rockbox (let alone installed it)...so at least for just getting started, and getting at least some form of rockbox running, I'm trying to be extra-careful and try to avoid too much guesswork or assumptions, at least just for starters...

Ok, so...factory new Surfans F20 v2.7. First round "getting started with rockbox" would seem to be trying the rockbox installer. For me, this would be the "Linux (64-bit x86)" version (on Manjaro, personally). I'm not familiar with "AppImage", but I seem to be able to run the installer and its GUI anyway. It seems to want an image of my original firmware's bootloader. Should I just grab and use the "bootloader.erosq" image from ( https://download.rockbox.org/bootloader/surfans/f20.zip ) even though the links to it on ( https://www.rockbox.org/wiki/AIGOErosQK ) say that it's for v2.2 and v2.5? Or should I instead do...something?...to extract the bootloader from my device? Or...should I just not be bothering with the rockbox installer at all and do something else entirely for a manual install? (Although when I look at the "Rockbox Manual Install" page at https://www.rockbox.org/download/byhand.cgi I don't see any links for this device or for any of its "siblings", like the Aigo Eros or Hifi Walker, etc...)

Based on the first couple posts in the thread here: ( https://forums.rockbox.org/index.php/topic,54228.0.html ), it sounds like I should just go ahead and use the bootloader image in the zip listed for v2.2/v2.5, but I wanted to ask here first to be sure. It also sounds from that thread that I should install the bootloader manually without using the rockbox installer, and I may very well be overlooking something obvious, but I'm not seeing documentation on how to do that.

So again, pardon my newbie questions, but I just wanted to double-check on all my initial steps here and make sure I didn't do anything too terribly stupid straight out of the gate.
25
Hardware / Re: New cheap portable player in the market
« Last post by Bilgus on August 06, 2022, 07:50:30 PM »
Unfortunately outside of baidu and cdsn (need wechat to download) I can't seem to find any headers so I guess one of the first orders of business will be going through that datasheet and grabbing all the hardware registers and offsets and start building up a toolchain for it

Pmp4 have you verified that you can repackage the extracted bins and write back to the device?
26
Repairing and Upgrading Rockbox Capable Players / Re: Cowon iAudio X5:Problems with 32 GB CF Cards and Original Firmware
« Last post by Festivus on August 06, 2022, 05:13:14 PM »
Just as an update to this, there might be something about the 32GB CF cards in general and the custom dual-boot bootloader has nothing to do with it. I did try switching the 32GB CF card into the X5 that has the 256 GB CF card and dual-boot. The X5 still throws up the HDD error with the 32GB card when trying to boot into the original firmware. It did not throw up the HDD error with the 256 GB CF card.

Further, I bought a CF/SD card adapter from iFlash and put a 32 GB SD card (full size SD card, not micro SD with an adapter) into that and it boots into the original firmware just fine.

Bottom line, 32 GB CF cards might be trouble or at least the ones that I bought and linked to above.
27
Hardware / Re: New cheap portable player in the market
« Last post by saratoga on August 06, 2022, 03:03:21 PM »
Yes the original clip has 2MB of SDRAM vs. 8 MB of SDRAM on the Clipv2 and plus.  Both have additional SRAM.  The processors are quite similar except for performance, with the 9E processors having the faster multiplier and the v5E DSP extensions, which a few of the codecs use to save power. 
28
New Ports / Re: Shanling Q1
« Last post by illegalval on August 06, 2022, 02:32:32 PM »
That makes sense, Oscar. Thanks for the info! I might just use a program as RIOT, and convert the existing file. There is also this nice little tool called Album Art Downloader which scrubs relevant websites for album artwork, and then I can just convert it.
29
Feature Ideas / Re: Option to Launch shortcuts instead of WPS context menu
« Last post by RazorRust on August 06, 2022, 01:46:00 PM »
On second thought i like the context menu as it is. Instead it would be nice if there was an option for the WPS hotkey to open shortcuts.
30
Repairing and Upgrading Rockbox Capable Players / Re: 1TB Hard Drive 6th Generation IPOD Classic issue
« Last post by Oscar on August 06, 2022, 01:29:40 PM »
Quote from: cereal_killer on August 06, 2022, 11:18:21 AM
One suggestion: format the whole storage to FAT32 (you'll probably need to merge partitions). If the bootloader is installed, just unzip a rockbox build to the player. Rockbox should work, but the OF won't. Diskmode will probably work too.
Does this mean, that the Rockbox bootloader is not stored in the 2nd partition, where the Apple firmware lives? Is this true for all the iPod ports of Rockbox?
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