The branch main has been updated by jhibbits:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=fcace5ab088edfc5b74e0cd9e731639bf07a9437

commit fcace5ab088edfc5b74e0cd9e731639bf07a9437
Author:     Justin Hibbits <[email protected]>
AuthorDate: 2024-04-04 22:23:39 +0000
Commit:     Justin Hibbits <[email protected]>
CommitDate: 2024-04-04 23:03:27 +0000

    powerpc/booke: Reserve KVA for minidump working area
    
    This was already handled for the AIM64 pmaps, so add the same to
    Book-E64 pmap.
---
 sys/powerpc/booke/pmap.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/powerpc/booke/pmap.c b/sys/powerpc/booke/pmap.c
index 7982876b5594..69edb58ae235 100644
--- a/sys/powerpc/booke/pmap.c
+++ b/sys/powerpc/booke/pmap.c
@@ -749,6 +749,11 @@ mmu_booke_bootstrap(vm_offset_t start, vm_offset_t 
kernelend)
        debugf("ptbl_buf_pool_vabase = 0x%"PRI0ptrX" end = 0x%"PRI0ptrX"\n",
            ptbl_buf_pool_vabase, virtual_avail);
 #endif
+#ifdef __powerpc64__
+       /* Allocate KVA space for crashdumpmap. */
+       crashdumpmap = (caddr_t)virtual_avail;
+       virtual_avail += MAXDUMPPGS * PAGE_SIZE;
+#endif
 
        /* Calculate corresponding physical addresses for the kernel region. */
        phys_kernelend = kernload + kernsize;

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