git: 41236539d8dd - main - Add non-posted device memory to the arm64 mem map
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Date: Mon, 03 Apr 2023 12:20:27 UTC
The branch main has been updated by andrew:
URL: https://cgit.FreeBSD.org/src/commit/?id=41236539d8ddd9244bd8d7c0a20f239ac7d952d2
commit 41236539d8ddd9244bd8d7c0a20f239ac7d952d2
Author: Andrew Turner <andrew@FreeBSD.org>
AuthorDate: 2023-03-31 15:58:57 +0000
Commit: Andrew Turner <andrew@FreeBSD.org>
CommitDate: 2023-04-03 11:59:11 +0000
Add non-posted device memory to the arm64 mem map
Add VM_MEMATTR_DEVICE_NP to the arm64 vm.pmap.kernel_maps sysctl.
Reviewed by: markj
Sponsored by: Arm Ltd
Differential Revision: https://reviews.freebsd.org/D39371
---
sys/arm64/arm64/pmap.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sys/arm64/arm64/pmap.c b/sys/arm64/arm64/pmap.c
index b62673f999e6..2e5b2c23efd7 100644
--- a/sys/arm64/arm64/pmap.c
+++ b/sys/arm64/arm64/pmap.c
@@ -7843,6 +7843,9 @@ sysctl_kmaps_dump(struct sbuf *sb, struct pmap_kernel_map_range *range,
index = range->attrs & ATTR_S1_IDX_MASK;
switch (index) {
+ case ATTR_S1_IDX(VM_MEMATTR_DEVICE_NP):
+ mode = "DEV-NP";
+ break;
case ATTR_S1_IDX(VM_MEMATTR_DEVICE):
mode = "DEV";
break;
@@ -7863,7 +7866,7 @@ sysctl_kmaps_dump(struct sbuf *sb, struct pmap_kernel_map_range *range,
break;
}
- sbuf_printf(sb, "0x%016lx-0x%016lx r%c%c%c%c %3s %d %d %d %d\n",
+ sbuf_printf(sb, "0x%016lx-0x%016lx r%c%c%c%c %6s %d %d %d %d\n",
range->sva, eva,
(range->attrs & ATTR_S1_AP_RW_BIT) == ATTR_S1_AP_RW ? 'w' : '-',
(range->attrs & ATTR_S1_PXN) != 0 ? '-' : 'x',