From: Timur Tabi <timur@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Where does U-Boot's CFI driver check for top/bottom boot?
Date: Mon, 06 Nov 2006 13:13:58 -0600 [thread overview]
Message-ID: <454F8976.6060609@freescale.com> (raw)
In-Reply-To: <454D7BF3.2000400@orkun.us>
Tolunay Orkun wrote:
> Can you do make clean and #define DEBUG and
> rebuilt and reflash debug build of u-boot. This should enable those
> debug output.
Here's what I get:
FLASH: flash detect cfi
fwc addr fe000000 cmd 0 0 8bit x 8 bit
fwc addr fe000055 cmd 98 98 8bit x 8 bit
is= cmd 51(Q) addr fe000010 is= 0 51
fwc addr fe000000 cmd 0 0000 16bit x 8 bit
fwc addr fe0000aa cmd 98 9898 16bit x 8 bit
is= cmd 51(Q) addr fe000020 is= 0051 5151
fwc addr fe000000 cmd 0 0000 16bit x 16 bit
fwc addr fe0000aa cmd 98 0098 16bit x 16 bit
is= cmd 51(Q) addr fe000020 is= 0051 0051
is= cmd 52(R) addr fe000022 is= 0052 0052
is= cmd 59(Y) addr fe000024 is= 0059 0059
ushort addr is at fe000050 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x2
addr[2] = 0x0
addr[3] = 0x0
retval = 0x2
device interface is 2
found port 2 chip 2 port 16 bits chip 16 bits
ushort addr is at fe000026 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x2
addr[2] = 0x0
addr[3] = 0x0
retval = 0x2
fe000020 : 00 51 00 52 00 59 00 02 00 00 00 40 00 00 00 00 .Q.R.Y..... at ....
fe000030 : 00 00 00 00 00 00 00 27 00 36 00 00 00 00 00 04 .......'.6......
fe000040 : 00 00 00 0a 00 00 00 05 00 00 00 04 00 00 00 17 ................
fe000050 : 00 02 00 00 00 00 00 00 00 02 00 07 00 00 00 20 ...............
fe000060 : 00 00 00 7e 00 00 00 00 00 01 00 00 00 00 00 00 ...~............
fe000070 : 00 00 00 00 00 00 00 00 00 00 ff ff ff ff ff ff ................
fe000080 : 00 50 00 52 00 49 00 31 00 31 00 00 00 02 00 04 .P.R.I.1.1......
fe000090 : 00 01 00 04 00 00 00 00 00 00 00 b5 00 c5 00 03 ................
manufacturer is 2
size_ratio 1 port 16 bits chip 16 bits
found 2 erase regions
long addr is at fe00005a info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x7
addr[2] = 0x0
addr[3] = 0x0
addr[4] = 0x0
addr[5] = 0x20
addr[6] = 0x0
addr[7] = 0x0
erase_region_count = 8 erase_region_size = 8192
long addr is at fe000062 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x7e
addr[2] = 0x0
addr[3] = 0x0
addr[4] = 0x0
addr[5] = 0x0
addr[6] = 0x0
addr[7] = 0x1
erase_region_count = 127 erase_region_size = 65536
ushort addr is at fe000054 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x0
addr[2] = 0x0
addr[3] = 0x0
retval = 0x0
fwc addr fe000000 cmd f0 00f0 16bit x 16 bit
flash detect cfi
fwc addr fe800000 cmd 0 0 8bit x 8 bit
fwc addr fe800055 cmd 98 98 8bit x 8 bit
is= cmd 51(Q) addr fe800010 is= 0 51
fwc addr fe800000 cmd 0 0000 16bit x 8 bit
fwc addr fe8000aa cmd 98 9898 16bit x 8 bit
is= cmd 51(Q) addr fe800020 is= 0051 5151
fwc addr fe800000 cmd 0 0000 16bit x 16 bit
fwc addr fe8000aa cmd 98 0098 16bit x 16 bit
is= cmd 51(Q) addr fe800020 is= 0051 0051
is= cmd 52(R) addr fe800022 is= 0052 0052
is= cmd 59(Y) addr fe800024 is= 0059 0059
ushort addr is at fe800050 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x2
addr[2] = 0x0
addr[3] = 0x0
retval = 0x2
device interface is 2
found port 2 chip 2 port 16 bits chip 16 bits
ushort addr is at fe800026 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x2
addr[2] = 0x0
addr[3] = 0x0
retval = 0x2
fe800020 : 00 51 00 52 00 59 00 02 00 00 00 40 00 00 00 00 .Q.R.Y..... at ....
fe800030 : 00 00 00 00 00 00 00 27 00 36 00 00 00 00 00 04 .......'.6......
fe800040 : 00 00 00 0a 00 00 00 05 00 00 00 04 00 00 00 17 ................
fe800050 : 00 02 00 00 00 00 00 00 00 02 00 07 00 00 00 20 ...............
fe800060 : 00 00 00 7e 00 00 00 00 00 01 00 00 00 00 00 00 ...~............
fe800070 : 00 00 00 00 00 00 00 00 00 00 ff ff ff ff ff ff ................
fe800080 : 00 50 00 52 00 49 00 31 00 31 00 00 00 02 00 04 .P.R.I.1.1......
fe800090 : 00 01 00 04 00 00 00 00 00 00 00 b5 00 c5 00 03 ................
manufacturer is 2
size_ratio 1 port 16 bits chip 16 bits
found 2 erase regions
long addr is at fe80005a info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x7
addr[2] = 0x0
addr[3] = 0x0
addr[4] = 0x0
addr[5] = 0x20
addr[6] = 0x0
addr[7] = 0x0
erase_region_count = 8 erase_region_size = 8192
long addr is at fe800062 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x7e
addr[2] = 0x0
addr[3] = 0x0
addr[4] = 0x0
addr[5] = 0x0
addr[6] = 0x0
addr[7] = 0x1
erase_region_count = 127 erase_region_size = 65536
ushort addr is at fe800054 info->portwidth = 2
addr[0] = 0x0
addr[1] = 0x0
addr[2] = 0x0
addr[3] = 0x0
retval = 0x0
fwc addr fe800000 cmd f0 00f0 16bit x 16 bit
16 MB
I'm currently studying what all this means, but I figured I email it now anyway.
> I will look at some AMD part datasheets. If this is generally available
> on all AMD and AMD like parts, we can add it as a patch for AMD only.
> Otherwise, we will either add CONFIG_GEOMETRY_REVERSED definition or
> restrict a patch to specific vendor ids (and possibly part ids) which is
> then a pain to manage.
I'd like to help with this endeavor, although I currently don't know a whole
lot about flash programming.
--
Timur Tabi
Linux Kernel Developer @ Freescale
next prev parent reply other threads:[~2006-11-06 19:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-03 16:15 [U-Boot-Users] Where does U-Boot's CFI driver check for top/bottom boot? Timur Tabi
[not found] ` <454BC9B3.8030806@orkun.us>
2006-11-04 10:03 ` Stefan Roese
2006-11-05 7:56 ` Tolunay Orkun
2006-11-05 9:31 ` Wolfgang Denk
2006-11-05 5:51 ` Tolunay Orkun
2006-11-05 7:44 ` Tolunay Orkun
2006-11-06 19:13 ` Timur Tabi [this message]
2006-11-06 22:00 ` Timur Tabi
-- strict thread matches above, loose matches on Subject: below --
2006-11-06 22:27 Yogi
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=454F8976.6060609@freescale.com \
--to=timur@freescale.com \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.