Re: Amiga screen modes in wscons
Carlos Milán Figueredo <[email protected]> Sun, 12 Nov 2023 03:29:29 +0000
| Newsgroups | gmane.os.netbsd.ports.amiga |
|---|---|
| Message-ID | <CO6P220MB0564C75420E4FB9B94F7A6ADC9ACA@CO6P220MB0564.NAMP220.PROD.OUTLOOK.COM> |
Hi Michael,=0A= =0A= I have been able to compile a WSCONS kernel changing the values of AGA scre= enmodes, but indeed, it requires a lot of trial to get the right values. Co= mpiling a new kernel each time is really un-practical, so I understand why = patching is preferred.=0A= =0A= From: [email protected] <[email protected]> on behalf o= f Michael van Elst <[email protected]>=0A= Sent: Saturday, November 11, 2023 0:11=0A= =0A= > You should be able to use gdb -w to patch the binary.=0A= =0A= Using gdb I have been able to find the variables memory addresses, but I ha= ve not been successful changing them:=0A= =0A= # gdb -w netbsd=0A= (gdb) info variable AGA_htotal=0A= 0x004635d4 pAGA_htotal=0A= 0x00463536 AGA_htotal=0A= (gdb) set {int}0x00463536 =3D 0x79=0A= Cannot access memory at address 0x00463536=0A= =0A= What am I missing?=0A= =0A= Regards,=0A= Carlos=0A= =0A= Carlos Mil=E1n Figueredo | HispaMSX System Operator | http://www.hispamsx.o= rg | telnet://bbs.hispamsx.org | https://calnus.com=