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Nikolai Artemiev has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/58484 )
Change subject: libflashrom,writeprotect: add flashrom_wp_{config,range,mode}_to_str()
......................................................................
Patch Set 26:
(2 comments)
File libflashrom.h:
https://review.coreboot.org/c/flashrom/+/58484/comment/983b5382_d3558d08
PS25, Line 138: arbitrary
> It definitely has a minimum. It's hard to get right without leaking […]
I've refactored a bit and we don't need fixed size strings in the libflashrom API now.
File writeprotect.c:
https://review.coreboot.org/c/flashrom/+/58484/comment/bc0f4cf3_e373b490
PS25, Line 466: }
> This leaks internal information, it looks much like debugging code TBH. […]
Ack - I've inlined the {range,mode}_to_str() functions into CLI code and config_to_str() into the range enumeration code.
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Attention is currently required from: Nikolai Artemiev.
Hello build bot (Jenkins), Nico Huber, Anastasia Klimchuk,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/flashrom/+/59909
to look at the new patch set (#7).
Change subject: writeprotect: print chip range truth table for debugging
......................................................................
writeprotect: print chip range truth table for debugging
Make it easier to add new chips and debug range decoding functions by
printing a complete truth table of config bits / ranges.
BUG=b:195381327,b:153800563
TEST=flashrom --wp-list -V
BRANCH=none
Change-Id: I2cda441229ffdcabff27906f7804efba82baa6bc
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M writeprotect.c
1 file changed, 15 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/09/59909/7
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Hello build bot (Jenkins), Nico Huber, Edward O'Callaghan, Angel Pons, Anastasia Klimchuk, Sergii Dmytruk,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/flashrom/+/58480
to look at the new patch set (#25).
Change subject: flashchips,writeprotect_ranges: add range decoding function
......................................................................
flashchips,writeprotect_ranges: add range decoding function
Allow chips to specify functions that map status register bits to
protection ranges. These are used to enumerate available ranges and
determine the protection state of chips. The patch also adds a range
decoding function for the example chips. Many other chips can also be
handled by it, though some will require different functions (e.g.
MX25L6406 and related chips).
Another approach that has been tried in cros flashrom is maintaining
tables of range data, but it quickly becomes error prone and hard to
validate.
Using a function to interpret the ranges allows compact encoding with
most chips and is flexible enough to allow chips with less predictable
ranges to be handled as well.
BUG=b:195381327,b:153800563
TEST=dumped range tables, checked against datasheets
BRANCH=none
Change-Id: Id163ed80938a946a502ed116e48e8236e36eb203
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M Makefile
M chipdrivers.h
M flash.h
M flashchips.c
M meson.build
A writeprotect_ranges.c
6 files changed, 105 insertions(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/80/58480/25
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Hello build bot (Jenkins), Nico Huber, Edward O'Callaghan, Angel Pons, Anastasia Klimchuk, Sergii Dmytruk,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/flashrom/+/58474
to look at the new patch set (#13).
Change subject: writeprotect, cli_classic: delete old writeprotect code
......................................................................
writeprotect, cli_classic: delete old writeprotect code
Delete writeprotect code that was previously extracted from the cros tree.
This is the first of a series of commits adding writeprotect support.
Following commits incrementally implement writeprotect operations,
culminating in writeprotect support for three example chips: GD25LQ128,
GD25Q32, and GD25Q256.
BUG=b:195381327,b:153800563
TEST=flashrom --wp-{enable,disable,range,list,status} at end of patch series
BRANCH=none
Change-Id: I67e9b31f86465e5a8f7d3def637198671ee818a8
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M cli_classic.c
M flash.h
M s25f.c
M writeprotect.c
M writeprotect.h
5 files changed, 8 insertions(+), 570 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/74/58474/13
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Hello build bot (Jenkins), Nico Huber, Edward O'Callaghan, Angel Pons, Anastasia Klimchuk, Sergii Dmytruk,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/flashrom/+/58481
to look at the new patch set (#25).
Change subject: libflashrom,writeprotect: add flashrom_wp_get_ranges()
......................................................................
libflashrom,writeprotect: add flashrom_wp_get_ranges()
Generate list of available ranges by enumerating all possible values
that range bits (BPx, TB, ...) can take and using the chip's range
decoding function to get the range that is selected by each one.
BUG=b:195381327,b:153800563
TEST=flashrom --wp-list
BRANCH=none
Change-Id: Id51f038f03305c8536d80313e52f77d27835f34d
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M libflashrom.h
M writeprotect.c
2 files changed, 194 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/81/58481/25
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