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$ sudo ddccontrol -p -c -d -v | |
ddccontrol version 0.4.2 | |
Copyright 2004-2005 Oleg I. Vdovikin (oleg@cs.msu.su) | |
Copyright 2004-2006 Nicolas Boichat (nicolas@boichat.ch) | |
This program comes with ABSOLUTELY NO WARRANTY. | |
You may redistribute copies of this program under the terms of the GNU General Public License. | |
ddcpci initing... | |
Starting /usr/bin/ddcpci 1 1711353748 &... | |
Probing for available monitors... | |
Found PCI device (pci:04:00.0-0) | |
Found PCI device (pci:04:00.0-1) | |
Found PCI device (pci:04:00.0-2) | |
Device: pci:04:00.0-0 | |
Error while reading write message answer: Bad message | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Device: pci:04:00.0-1 | |
Error while reading write message answer: Bad message | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Device: pci:04:00.0-2 | |
Error while reading write message answer: Bad message | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Found I2C device (dev:/dev/i2c-5) | |
ioctl(): Input/output error | |
ioctl returned -1 | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Found I2C device (dev:/dev/i2c-4) | |
ioctl(): Input/output error | |
ioctl returned -1 | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Found I2C device (dev:/dev/i2c-3) | |
ioctl(): Input/output error | |
ioctl returned -1 | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Found I2C device (dev:/dev/i2c-2) | |
ioctl(): Input/output error | |
ioctl returned -1 | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Found I2C device (dev:/dev/i2c-1) | |
ioctl(): Input/output error | |
ioctl returned -1 | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Found I2C device (dev:/dev/i2c-0) | |
ioctl(): Input/output error | |
ioctl returned -1 | |
Reading EDID 0x50 failed. | |
ddcci_open returned -2 | |
Detected monitors : | |
No monitor supporting DDC/CI available. | |
If your graphics card need it, please check all the required kernel modules are loaded (i2c-dev, and your framebuffer driver). | |
ddcpci being released... | |
==>ddcpci is quitting. |
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00 ff ff ff ff ff ff 00 04 69 a3 28 73 8e 00 00 17 19 01 04 a5 3e 22 78 3a 1c b5 a3 57 4f a0 27 0d 50 54 bf ef 00 d1 c0 81 40 81 80 95 00 b3 00 71 4f 81 c0 01 01 4d d0 00 a0 f0 70 3e 80 30 20 35 00 6d 55 21 00 00 1a 04 74 00 30 f2 70 5a 80 b0 58 8a 00 6d 55 21 00 00 1a 00 00 00 fd 00 1e 50 18 a0 3c 04 11 00 f0 f8 38 f0 3c 00 00 00 fc 00 41 53 55 53 20 50 42 32 38 37 51 0a 20 01 6c 02 03 27 71 4f 01 02 03 11 12 13 04 14 05 1f 90 0e 0f 1d 1e 23 09 17 07 83 01 00 00 6a 03 0c 00 10 00 00 78 20 00 00 56 5e 00 a0 a0 a0 29 50 30 20 35 00 6d 55 21 00 00 1e e2 68 00 a0 a0 40 2e 60 30 20 36 00 6d 55 21 00 00 1a 01 1d 00 bc 52 d0 1e 20 b8 28 55 40 6d 55 21 00 00 1e 8c 0a d0 90 20 40 31 20 0c 40 55 00 6d 55 21 00 00 18 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 64 |
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00 ff ff ff ff ff ff 00 04 69 a3 28 b3 0d 01 00 25 19 01 04 a5 3e 22 78 3a 1c b5 a3 57 4f a0 27 0d 50 54 bf ef 00 d1 c0 81 40 81 80 95 00 b3 00 71 4f 81 c0 01 01 4d d0 00 a0 f0 70 3e 80 30 20 35 00 6d 55 21 00 00 1a 04 74 00 30 f2 70 5a 80 b0 58 8a 00 6d 55 21 00 00 1a 00 00 00 fd 00 1e 50 18 a0 3c 04 11 00 f0 f8 38 f0 3c 00 00 00 fc 00 41 53 55 53 20 50 42 32 38 37 51 0a 20 01 9e 02 03 27 71 4f 01 02 03 11 12 13 04 14 05 1f 90 0e 0f 1d 1e 23 09 17 07 83 01 00 00 6a 03 0c 00 10 00 00 78 20 00 00 56 5e 00 a0 a0 a0 29 50 30 20 35 00 6d 55 21 00 00 1e e2 68 00 a0 a0 40 2e 60 30 20 36 00 6d 55 21 00 00 1a 01 1d 00 bc 52 d0 1e 20 b8 28 55 40 6d 55 21 00 00 1e 8c 0a d0 90 20 40 31 20 0c 40 55 00 6d 55 21 00 00 18 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 64 |
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$ sudo get-edid | |
This is read-edid version 3.0.1. Prepare for some fun. | |
Attempting to use i2c interface | |
No EDID on bus 0 | |
No EDID on bus 1 | |
No EDID on bus 2 | |
No EDID on bus 3 | |
No EDID on bus 4 | |
No EDID on bus 5 | |
Looks like no busses have an EDID. Sorry! | |
Attempting to use the classical VBE interface | |
Performing real mode VBE call | |
Interrupt 0x10 ax=0x4f00 bx=0x0 cx=0x0 | |
Function supported | |
Call successful | |
VBE version 300 | |
VBE string at 0x11100 "NVIDIA" | |
VBE/DDC service about to be called | |
Report DDC capabilities | |
Performing real mode VBE call | |
Interrupt 0x10 ax=0x4f15 bx=0x0 cx=0x0 | |
Function supported | |
Call successful | |
Monitor and video card combination does not support DDC1 transfers | |
Monitor and video card combination does not support DDC2 transfers | |
0 seconds per 128 byte EDID block transfer | |
Screen is not blanked during DDC transfer | |
Reading next EDID block | |
VBE/DDC service about to be called | |
Read EDID | |
Performing real mode VBE call | |
Interrupt 0x10 ax=0x4f15 bx=0x1 cx=0x0 | |
Function supported | |
Call failed | |
The EDID data should not be trusted as the VBE call failed | |
Error: output block unchanged | |
I'm sorry nothing was successful. Maybe try some other arguments | |
if you played with them, or send an email to Matthew Kern <pyrophobicman@gmail.com>. |
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$ i2cdetect -l | |
i2c-0 i2c NVIDIA i2c adapter 0 at 4:00.0 I2C adapter | |
i2c-1 i2c NVIDIA i2c adapter 2 at 4:00.0 I2C adapter | |
i2c-2 i2c NVIDIA i2c adapter 6 at 4:00.0 I2C adapter | |
i2c-3 i2c NVIDIA i2c adapter 7 at 4:00.0 I2C adapter | |
i2c-4 i2c NVIDIA i2c adapter 8 at 4:00.0 I2C adapter | |
i2c-5 i2c NVIDIA i2c adapter 9 at 4:00.0 I2C adapter | |
$ for i in `seq 0 5`; do i2cdetect -y $i; done | |
0 1 2 3 4 5 6 7 8 9 a b c d e f | |
00: -- -- -- -- -- -- -- -- -- -- -- -- -- | |
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
70: -- -- -- -- -- -- -- -- | |
0 1 2 3 4 5 6 7 8 9 a b c d e f | |
00: -- -- -- -- -- -- -- -- -- -- -- -- -- | |
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
70: -- -- -- -- -- -- -- -- | |
0 1 2 3 4 5 6 7 8 9 a b c d e f | |
00: -- -- -- -- -- -- -- -- -- -- -- -- -- | |
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
70: -- -- -- -- -- -- -- -- | |
0 1 2 3 4 5 6 7 8 9 a b c d e f | |
00: -- -- -- -- -- -- -- -- -- -- -- -- -- | |
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
70: -- -- -- -- -- -- -- -- | |
0 1 2 3 4 5 6 7 8 9 a b c d e f | |
00: -- -- -- -- -- -- -- -- -- -- -- -- -- | |
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
70: -- -- -- -- -- -- -- -- | |
0 1 2 3 4 5 6 7 8 9 a b c d e f | |
00: -- -- -- -- -- -- -- -- -- -- -- -- -- | |
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- | |
70: -- -- -- -- -- -- -- -- |
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$ cat /tmp/edid-dfp-4.bin | parse-edid | |
Checksum Correct | |
Section "Monitor" | |
Identifier "ASUS PB287Q" | |
ModelName "ASUS PB287Q" | |
VendorName "ACI" | |
# Monitor Manufactured week 23 of 2015 | |
# EDID version 1.4 | |
# Digital Display | |
DisplaySize 620 340 | |
Gamma 2.20 | |
Option "DPMS" "true" | |
Horizsync 24-160 | |
VertRefresh 30-80 | |
# Maximum pixel clock is 600MHz | |
#Not giving standard mode: 1920x1080, 60Hz | |
#Not giving standard mode: 1280x960, 60Hz | |
#Not giving standard mode: 1280x1024, 60Hz | |
#Not giving standard mode: 1440x900, 60Hz | |
#Not giving standard mode: 1680x1050, 60Hz | |
#Not giving standard mode: 1152x864, 75Hz | |
#Not giving standard mode: 1280x720, 60Hz | |
#Extension block found. Parsing... | |
Hmm, you have data blocks, but not video ones... weird | |
Something strange happened. Please contact the author, | |
Matthew Kern at <pyrophobicman@gmail.com> | |
$ cat /tmp/edid-dfp-6.bin| parse-edid | |
Checksum Correct | |
Section "Monitor" | |
Identifier "ASUS PB287Q" | |
ModelName "ASUS PB287Q" | |
VendorName "ACI" | |
# Monitor Manufactured week 37 of 2015 | |
# EDID version 1.4 | |
# Digital Display | |
DisplaySize 620 340 | |
Gamma 2.20 | |
Option "DPMS" "true" | |
Horizsync 24-160 | |
VertRefresh 30-80 | |
# Maximum pixel clock is 600MHz | |
#Not giving standard mode: 1920x1080, 60Hz | |
#Not giving standard mode: 1280x960, 60Hz | |
#Not giving standard mode: 1280x1024, 60Hz | |
#Not giving standard mode: 1440x900, 60Hz | |
#Not giving standard mode: 1680x1050, 60Hz | |
#Not giving standard mode: 1152x864, 75Hz | |
#Not giving standard mode: 1280x720, 60Hz | |
#Extension block found. Parsing... | |
Hmm, you have data blocks, but not video ones... weird | |
Something strange happened. Please contact the author, | |
Matthew Kern at <pyrophobicman@gmail.com> |
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You seem to have too many extension blocks. Will not continue to parse | |
Something strange happened. Please contact the author, | |
Matthew Kern at <pyrophobicman@gmail.com> | |
$ cat /tmp/edid-dfp-6.txt| parse-edid | |
You seem to have too many extension blocks. Will not continue to parse | |
Something strange happened. Please contact the author, | |
Matthew Kern at <pyrophobicman@gmail.com> |
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