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powerpc: Link Book-E kernels at the same address as AIM kernels
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Authored by jhibbits on Aug 17 2019, 3:44 AM.
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Details

Summary

Reduce the diff between AIM and Book-E even more. This also cleans up
vmparam.h significantly.

Diff Detail

Repository
rS FreeBSD src repository - subversion
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Event Timeline

on MPC85XXSPE build:

/usr/src/sys/powerpc/booke/pmap.c:222: warning: integer overflow in expression [-Woverflow]
/usr/src/sys/powerpc/booke/pmap.c:222: warning: overflow in implicit constant conversion [-Woverflow]
/usr/src/sys/powerpc/booke/pmap.c:2148: warning: integer overflow in expression [-Woverflow]

sys/powerpc/booke/pmap.c
222 ↗(On Diff #60928)

(vm_offset_t)VM_MAXUSER_ADDRESS

2148 ↗(On Diff #60928)

(vm_offset_t)VM_MAXUSER_ADDRESS

The new KERNBASE allows my RB800 to boot without having to modify it, so that's a definite improvement there.
Will check for regression on G4 / G5 / POWER9 (and maybe test the X5000, if I can finally get uboot loader set up on it so I don't have to futz with mkimg to build test kernels) tomorrow.

This revision is now accepted and ready to land.Aug 19 2019, 1:31 PM