HP root-caues analysis for GRUB "Red screen of death" on DL120/DL360 G7 servers

2011-12-08 Thread Iain Barker
I am posting the following information with permission from HP support, in the hope that it may be useful for future GRUB developer reference. Summary: When using GRUB to chain-load from one device to another device (e.g. USB to HDD), the HP BIOS used in DL120/DL360 and other G7 servers reports

Re: HP root-caues analysis for GRUB "Red screen of death" on DL120/DL360 G7 servers

2011-12-08 Thread Vladimir 'φ-coder/phcoder' Serbinenko
1) Grub installs its own INT13 handler 2) Near the end of the chain loading process, Grub loads an image of the Linux kernel into memory which wipes out their Int13 handler. 3) Right before grub transfers control to the kernel to boot, grub makes a call to a function to turn off the floppy dri

Re: HP root-caues analysis for GRUB "Red screen of death" on DL120/DL360 G7 servers

2011-12-08 Thread Seth Goldberg
Is this Legacy GRUB they're talking about maybe? --S Quoting Vladimir 'φ-coder/phcoder' Serbinenko, who wrote the following on...: 1) Grub installs its own INT13 handler 2) Near the end of the chain loading process, Grub loads an image of the Linux kernel into memory which wipes out the

Re: HP root-caues analysis for GRUB "Red screen of death" on DL120/DL360 G7 servers

2011-12-08 Thread Vladimir 'φ-coder/phcoder' Serbinenko
On 08.12.2011 21:23, Seth Goldberg wrote: Is this Legacy GRUB they're talking about maybe? Can be. Then they use unsupported software to begin with. --S Quoting Vladimir 'φ-coder/phcoder' Serbinenko, who wrote the following on...: 1) Grub installs its own INT13 handler 2) Near the e

HP root-caues analysis for GRUB "Red screen of death" on DL120/DL360 G7 servers

2011-12-08 Thread Iain Barker
I am posting the following information with permission from HP support, in the hope that it may be useful for future GRUB developer reference. Please note that I do not subscribe to the GRUB mailing list, so cc: me directly if any reply is required. Summary: When using GRUB to chain-load from on