Re: Kernel uses only half of Mac IIci memory with built-in video

2021-03-15 Thread Andreas Schwab
On Mär 15 2021, Geert Uytterhoeven wrote: > Two of the main differences between m68k platforms and the ia32 PC > platform are that (a) physical RAM doesn't always start at address > zero, That is shared with a lot of platforms. Andreas. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerpr

Re: Kernel uses only half of Mac IIci memory with built-in video

2021-03-15 Thread Geert Uytterhoeven
Hi Andreas, On Mon, Mar 15, 2021 at 9:57 AM Andreas Schwab wrote: > On Mär 15 2021, Geert Uytterhoeven wrote: > > Two of the main differences between m68k platforms and the ia32 PC > > platform are that (a) physical RAM doesn't always start at address > > zero, > > That is shared with a lot of pl

Re: Kernel uses only half of Mac IIci memory with built-in video

2021-03-15 Thread Geert Uytterhoeven
Hi Brad, On Fri, Mar 12, 2021 at 2:46 AM Brad Boyer wrote: > On Thu, Mar 11, 2021 at 11:39:41AM -0700, Stan Johnson wrote: > > When booting modern kernels (4.x or 5.x) on a Mac IIci, the kernel sees > > only half of installed memory if the built-in video is used. Using a > > Nubus video card, al