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Difference between revisions of "Vregs"
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(Created page with 'The following table lists nodes in <tt>/dbgfs/vregs</tt>, what happens when you write 0 to them, and what we know about them. This testing was performed on a RAPH110/ATT Fuze. …') |
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Line 17: | Line 17: | ||
|gp1 | |gp1 | ||
|safe | |safe | ||
− | |unknown | + | |unknown (bzo: cam) |
| | | | ||
|- | |- | ||
|gp2 | |gp2 | ||
|safe | |safe | ||
− | |mddi link | + | |mddi link (bzo: cam) |
|? | |? | ||
|- | |- | ||
|gp3 | |gp3 | ||
|safe | |safe | ||
− | |unknown | + | |unknown (bzo: cam) |
|usb | |usb | ||
|- | |- | ||
|gp4 | |gp4 | ||
− | | | + | |kills i2c (navipad, touchscreen fail) |
|lcm ? (backlight module) | |lcm ? (backlight module) | ||
| | | | ||
Line 162: | Line 162: | ||
|wlan | |wlan | ||
|safe | |safe | ||
− | |unknown | + | |unknown (bzo: cam) |
| | | | ||
|} | |} |
Latest revision as of 01:25, 19 August 2010
The following table lists nodes in /dbgfs/vregs, what happens when you write 0 to them, and what we know about them.
This testing was performed on a RAPH110/ATT Fuze.
vreg name | test result | purpose in code | htc-linux wiki |
---|---|---|---|
boost | safe | unknown | |
gp1 | safe | unknown (bzo: cam) | |
gp2 | safe | mddi link (bzo: cam) | ? |
gp3 | safe | unknown (bzo: cam) | usb |
gp4 | kills i2c (navipad, touchscreen fail) | lcm ? (backlight module) | |
gp5 | safe | unknown | |
gp6 | safe (shuts down MMC, not really safe on our setup) | sdslot | |
mmc | safe | unknown | |
mpll | safe | unknown | |
msma | reboot | unknown | |
msmc0 | safe | unknown | |
msmc1 | freeze | unknown | |
msmc2 | freeze | unknown | screen |
msme1 | reboot | Some wifi reg | sd |
msme2 | safe | unknown | |
msmp | poweroff | unknown | |
ncp | safe | unknown | |
pa | safe | unknown | screen |
rf | safe | unknown | |
rf_vco | safe | unknown | |
rfrx1 | safe | unknown | wifi stuff |
rfrx2 | scrambles display, system stays alive | unknown | wifi stuff |
rftx | display fades to black, system stays alive. echo 1 restores screen | wifi stuff on topaz | screen |
rfubm | safe | unknown | |
ruim | safe | unknown | |
s2 | safe | unknown | |
s3 | safe | unknown | |
synt | safe | unknown | |
tcxo | safe | unknown | screen |
usb | safe | unknown | |
wlan | safe | unknown (bzo: cam) |