drath/libratbag
1
0
Fork 1
mirror of https://github.com/libratbag/libratbag.git synced 2026-11-07 23:23:52 +01:00
Code Issues Projects Releases Wiki Activity

tools: add hidpp20-reset

Browse Source 
Basically a nuclear weapon to reset the flash to 0.
Use it with caution!

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Benjamin Tissoires
2017-09-12 10:13:42 +02:00
parent 77fa6a1e65
commit 59df7defdb
4 changed files with 136 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/hidpp20.c
View File

@@ -1232,11 +1232,12 @@ hidpp20_onboard_profiles_write_data(struct hidpp20_device *device,
return 0;
}
static int
int
hidpp20_onboard_profiles_write_sector(struct hidpp20_device *device,
uint16_t sector,
uint16_t sector_size,
uint8_t *data)
uint8_t *data,
bool write_crc)
{
uint8_t feature_index;
uint16_t crc;
@@ -1247,8 +1248,10 @@ hidpp20_onboard_profiles_write_sector(struct hidpp20_device *device,
if (feature_index == 0)
return -ENOTSUP;
crc = hidpp_crc_ccitt(data, sector_size - 2);
hidpp_set_unaligned_be_u16(&data[sector_size - 2], crc);
if (write_crc) {
crc = hidpp_crc_ccitt(data, sector_size - 2);
hidpp_set_unaligned_be_u16(&data[sector_size - 2], crc);
}
rc = hidpp20_onboard_profiles_write_start(device,
sector,
@@ -1753,7 +1756,8 @@ hidpp20_onboard_profiles_write_dict(struct hidpp20_device *device,
rc = hidpp20_onboard_profiles_write_sector(device,
0x0000,
sector_size,
data);
data,
true);
return rc;
}
@@ -2154,7 +2158,7 @@ hidpp20_onboard_profiles_write_profile(struct hidpp20_device *device,
memcpy(pdata->profile.name.txt, profile->name, sizeof(profile->name));
rc = hidpp20_onboard_profiles_write_sector(device, sector, sector_size, data);
rc = hidpp20_onboard_profiles_write_sector(device, sector, sector_size, data, true);
if (rc < 0)
return rc;

7
src/hidpp20.h
View File

@@ -592,6 +592,13 @@ hidpp20_onboard_profiles_read_sector(struct hidpp20_device *device,
uint16_t sector_size,
uint8_t *data);
int
hidpp20_onboard_profiles_write_sector(struct hidpp20_device *device,
uint16_t sector,
uint16_t sector_size,
uint8_t *data,
bool write_crc);
static inline uint8_t *
hidpp20_onboard_profiles_allocate_sector(struct hidpp20_profiles *profiles)
{