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authornwhitehorn <nwhitehorn@FreeBSD.org>2013-09-09 12:51:24 +0000
committernwhitehorn <nwhitehorn@FreeBSD.org>2013-09-09 12:51:24 +0000
commitd54687609ce697afeb64e5cdd57396c563fcf8c8 (patch)
treee46bba7ebaba977261419750df96890ee498b9b6 /sys/powerpc/aim
parent40b0e2de83eaed293efb6d1a6202b71aa813e4af (diff)
downloadFreeBSD-src-d54687609ce697afeb64e5cdd57396c563fcf8c8.zip
FreeBSD-src-d54687609ce697afeb64e5cdd57396c563fcf8c8.tar.gz
Add POWER CPUs to the kernel's knowledge. This does not imply we currently
actually run on any machines with POWER CPUs but avoids closing that door unnecessarily. Approved by: re (kib)
Diffstat (limited to 'sys/powerpc/aim')
-rw-r--r--sys/powerpc/aim/mmu_oea64.c7
-rw-r--r--sys/powerpc/aim/mmu_oea64.h1
2 files changed, 3 insertions, 5 deletions
diff --git a/sys/powerpc/aim/mmu_oea64.c b/sys/powerpc/aim/mmu_oea64.c
index ba1da12..e93c655 100644
--- a/sys/powerpc/aim/mmu_oea64.c
+++ b/sys/powerpc/aim/mmu_oea64.c
@@ -263,7 +263,7 @@ uintptr_t moea64_scratchpage_pte[2];
struct mtx moea64_scratchpage_mtx;
uint64_t moea64_large_page_mask = 0;
-int moea64_large_page_size = 0;
+uint64_t moea64_large_page_size = 0;
int moea64_large_page_shift = 0;
/*
@@ -546,12 +546,9 @@ moea64_probe_large_page(void)
powerpc_sync(); isync();
/* FALLTHROUGH */
- case IBMCELLBE:
+ default:
moea64_large_page_size = 0x1000000; /* 16 MB */
moea64_large_page_shift = 24;
- break;
- default:
- moea64_large_page_size = 0;
}
moea64_large_page_mask = moea64_large_page_size - 1;
diff --git a/sys/powerpc/aim/mmu_oea64.h b/sys/powerpc/aim/mmu_oea64.h
index 101181d..111d04d 100644
--- a/sys/powerpc/aim/mmu_oea64.h
+++ b/sys/powerpc/aim/mmu_oea64.h
@@ -70,6 +70,7 @@ extern u_int moea64_pte_overflow;
extern struct pvo_head *moea64_pvo_table;
extern int moea64_large_page_shift;
+extern uint64_t moea64_large_page_size;
extern u_int moea64_pteg_count;
extern u_int moea64_pteg_mask;
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