Re: [Qemu-devel] [PATCH v3] SGABIOS: fix wrong video attrs for int 10h, ah==13h

2017-04-24 Thread Laurent Vivier
On 23/04/2017 11:03, Michael Tokarev wrote: > 10.03.2017 18:54, Herbie Robinson wrote: >> Fix Bug #1670509: wrong video attrs for int 10h, ah==13h >> The subroutine set_cursor_position is trashing %bx. >> Unfortunately, %bl contains the video attribute for write_string. >> >> The fix saves %bx in t

Re: [Qemu-devel] [PATCH v3] SGABIOS: fix wrong video attrs for int 10h, ah==13h

2017-04-23 Thread Michael Tokarev
10.03.2017 18:54, Herbie Robinson wrote: > Fix Bug #1670509: wrong video attrs for int 10h, ah==13h > The subroutine set_cursor_position is trashing %bx. > Unfortunately, %bl contains the video attribute for write_string. > > The fix saves %bx in the function prolog and restores it in > the epilog

Re: [Qemu-devel] [PATCH v3] SGABIOS: fix wrong video attrs for int 10h, ah==13h

2017-03-10 Thread Laurent Vivier
On 10/03/2017 16:54, Herbie Robinson wrote: > Fix Bug #1670509: wrong video attrs for int 10h, ah==13h > The subroutine set_cursor_position is trashing %bx. > Unfortunately, %bl contains the video attribute for write_string. > > The fix saves %bx in the function prolog and restores it in > the epi