Current-Users archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: How to get into ddb after system is booted?



On Tue, 31 Jan 2012, haad wrote:

Since I really only need to update a single memory location (to enable some
additional printf's), can this be done with gdb on the running machine?  Can
I make gdb write to /dev/mem or /dev/kmem ?

Maybe crash can be used for this.

Looks like a perfect fit for what I need! I'll give it a try on my lunch break.


-------------------------------------------------------------------------
| Paul Goyette     | PGP Key fingerprint:     | E-mail addresses:       |
| Customer Service | FA29 0E3B 35AF E8AE 6651 | paul at whooppee.com    |
| Network Engineer | 0786 F758 55DE 53BA 7731 | pgoyette at juniper.net |
| Kernel Developer |                          | pgoyette at netbsd.org  |
-------------------------------------------------------------------------


Home | Main Index | Thread Index | Old Index