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Nikolai Artemiev has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/58481 )
Change subject: libflashrom,writeprotect: add flashrom_wp_get_available_ranges()
......................................................................
Patch Set 46:
(4 comments)
File writeprotect.c:
https://review.coreboot.org/c/flashrom/+/58481/comment/46e1279d_016069ed
PS44, Line 189: /* For equal length ranges, list the one with a lower start address */
: /* first. */
> This looks like a multiline comment pretending to be two single-line comments in a row :) Probably s […]
Done
https://review.coreboot.org/c/flashrom/+/58481/comment/515e3765_c67556e8
PS44, Line 194: /* Ranges a and b are identical, order them by the values of the bits */
: /* that are used to select them. */
> And this one too
Done
https://review.coreboot.org/c/flashrom/+/58481/comment/0059bae6_32a439e2
PS44, Line 267: /* Enumerate all values the range bits can take and find the range */
: /* associated with each one. */
> And this one too
Done
https://review.coreboot.org/c/flashrom/+/58481/comment/623f8b0b_9247b5dc
PS44, Line 270: /* Extract bits from the range index and assign them to members */
: /* of the wp_bits structure. */
> And this one
Done
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Hello build bot (Jenkins), Edward O'Callaghan, Anastasia Klimchuk,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/flashrom/+/61897
to look at the new patch set (#10).
Change subject: libflashrom,linux_mtd: add linux_mtd writeprotect support
......................................................................
libflashrom,linux_mtd: add linux_mtd writeprotect support
BUG=b:182223106
BRANCH=none
TEST=make
Change-Id: I5c86e28cdec44bec49ba1d36f8ab62241b9b01da
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M libflashrom.c
M linux_mtd.c
M programmer.h
3 files changed, 126 insertions(+), 16 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/97/61897/10
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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/+/58475
to look at the new patch set (#24).
Change subject: spi25_statusreg: make register read/write functions generic
......................................................................
spi25_statusreg: make register read/write functions generic
This patch adds new spi_{read,write}_register() functions that take the
source/destination register as an argument. Currently they can only
access SR1, support for other registers will be added in another patch.
Since we're refactoring things, this commit also makes
spi_read_register() return an error code, making it possible to identify
error conditions that spi_read_status_register() concealed.
This also removes the initial 100ms delay between writing a register and
the first attempt to check the chip's status. An initial delay was added
to avoid needing to read the status register multiple times, but that is
unlikely to cause problems on modern flash chips.
BUG=b:195381327,b:153800563
BRANCH=none
TEST=flashrom -{r,w,E}
TEST=flashrom --wp-{enable,disable,range,list,status} at end of patch series
Change-Id: I0a3951bbf993f2d8d830143b29d3ce16cc6901d7
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M chipdrivers.h
M flash.h
M spi25_statusreg.c
3 files changed, 99 insertions(+), 43 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/75/58475/24
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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/+/58570
to look at the new patch set (#27).
Change subject: spi25_statusreg,flashchips: add SR2 read/write support
......................................................................
spi25_statusreg,flashchips: add SR2 read/write support
This patch adds support for reading and writing the second status
register and enables it on a limited set of flash chips.
Chip support for RDSR2/WRSR2/extended WRSR is represented using feature
flags to be consistent with how other SPI capabilities are represented.
BUG=b:195381327,b:153800563
BRANCH=none
TEST=flashrom -{r,w,E}
TEST=flashrom --wp-{enable,disable,range,list,status} at end of patch series
TEST=logged SR2 read/write values during wp commands
Change-Id: I34a503b0958e8f2f22a2a993a6ea529eb46b41db
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M flash.h
M flashchips.c
M spi.h
M spi25_statusreg.c
4 files changed, 53 insertions(+), 3 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/70/58570/27
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I'd like you to reexamine a change. Please visit
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to look at the new patch set (#32).
Change subject: flash.h,flashchips.c: add writeprotect bit layout map to chips
......................................................................
flash.h,flashchips.c: add writeprotect bit layout map to chips
This patch adds a register bit map `struct reg_bit_info`, with fields
for storing the register, bit index, and writability of each bit that
affects the chip's write protection. This allows writeprotect code to be
independent of the register layout of any specific chip. The new fields
have been filled out for example chips.
The representation is centered around describing how bits can be
accessed and modified, rather than the layout of registers. This is
generally easier to work with in code that needs to access specific bits
and typically requires specifying the locations of fewer bits overall.
BUG=b:195381327,b:153800563
BRANCH=none
TEST=flashrom --wp-{enable,disable,range,list,status} at end of patch series
Change-Id: Id08d77e6d4ca5109c0d698271146d026dbc21284
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M flash.h
M flashchips.c
M writeprotect.h
3 files changed, 73 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/77/58477/32
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I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/flashrom/+/58478
to look at the new patch set (#33).
Change subject: writeprotect.h: add structure to represent chip wp configuration bits
......................................................................
writeprotect.h: add structure to represent chip wp configuration bits
Add `struct wp_bits` for representing values of all WP bits in a chip's
status/config register(s).
It allows most WP code to store and manipulate a chip's configuration
without knowing the exact layout of bits in the chip's status registers.
Supporting other chips may require additional fields to be added to the
structure.
BUG=b:195381327,b:153800563
BRANCH=none
TEST=flashrom --wp-{enable,disable,range,list,status} at end of patch series
Change-Id: I17dee630248ce7b51e624a6e46d7097d5d0de809
Signed-off-by: Nikolai Artemiev <nartemiev(a)google.com>
---
M writeprotect.h
1 file changed, 32 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/flashrom refs/changes/78/58478/33
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