Ubuntu
linux-aws package

linux-aws serial console not recognized

Bug #1746318 reported by Kamal Mostafa
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux-aws (Ubuntu)
Fix Released
Undecided
Kamal Mostafa
Trusty
Fix Released
Undecided
Kamal Mostafa
Xenial
Fix Released
Undecided
Kamal Mostafa

Bug Description

In order to support serial console on some future instance types:
 - Add Amazon PCI serial device ID to 8250 driver
 - Reduce 8250 number of UART's configs down to 4

Kamal Mostafa (kamalmostafa)
Changed in linux-aws (Ubuntu Trusty):
assignee: nobody → Kamal Mostafa (kamalmostafa)
Changed in linux-aws (Ubuntu Xenial):
assignee: nobody → Kamal Mostafa (kamalmostafa)
Changed in linux-aws (Ubuntu Trusty):
status: New → In Progress
Changed in linux-aws (Ubuntu Xenial):
status: New → In Progress
Revision history for this message
Kamal Mostafa (kamalmostafa) wrote :

For the Amazon PCI serial device ID, reference: https://lkml.org/lkml/2017/11/13/709

The config changes to be applied are:
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4

Changed in linux-aws (Ubuntu):
status: In Progress → Fix Committed
Changed in linux-aws (Ubuntu Trusty):
status: In Progress → Fix Committed
Changed in linux-aws (Ubuntu Xenial):
status: In Progress → Fix Committed
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux-aws - 4.4.0-1050.59

---------------
linux-aws (4.4.0-1050.59) xenial; urgency=low

  * linux-aws: 4.4.0-1050.59 -proposed tracker (LP: #1746322)

  * linux-aws serial console not recognized (LP: #1746318)
    - SAUCE: [aws] serial: 8250_pci: Add Amazon PCI serial device ID
    - [aws] config: SERIAL_8250_NR_UARTS=4

 -- Kamal Mostafa <email address hidden> Wed, 24 Jan 2018 12:06:22 -0800

Changed in linux-aws (Ubuntu Xenial):
status: Fix Committed → Fix Released
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux-aws - 4.4.0-1012.12

---------------
linux-aws (4.4.0-1012.12) trusty; urgency=low

  * linux-aws: 4.4.0-1012.12 -proposed tracker (LP: #1746324)

  * linux-aws serial console not recognized (LP: #1746318)
    - SAUCE: [aws] serial: 8250_pci: Add Amazon PCI serial device ID
    - [aws] config: SERIAL_8250_NR_UARTS=4

 -- Kamal Mostafa <email address hidden> Tue, 30 Jan 2018 11:31:59 -0800

Changed in linux-aws (Ubuntu Trusty):
status: Fix Committed → Fix Released
Po-Hsu Lin (cypressyew)
Changed in linux-aws (Ubuntu):
status: Fix Committed → Fix Released
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