The branch main has been updated by kib:
URL:
https://cgit.FreeBSD.org/src/commit/?id=25c6d4710f1cb15ae35c4650f1aaabf3abed1595
commit 25c6d4710f1cb15ae35c4650f1aaabf3abed1595
Author: Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2025-07-03 14:04:23 +0000
Commit: Konstantin Belousov <k...@freebsd.org>
CommitDate: 2025-07-14 22:03:28 +0000
amd64 pmap: add KVA map for LA57
Reviewed by: markj
Sponsored by: The FreeBSD Foundation
Differential revision: https://reviews.freebsd.org/D51085
---
sys/amd64/include/vmparam.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/sys/amd64/include/vmparam.h b/sys/amd64/include/vmparam.h
index f12e5217a44b..59053665dc40 100644
--- a/sys/amd64/include/vmparam.h
+++ b/sys/amd64/include/vmparam.h
@@ -163,6 +163,7 @@
* Virtual addresses of things. Derived from the page directory and
* page table indexes from pmap.h for precision.
*
+ * LA48:
* 0x0000000000000000 - 0x00007fffffffffff user map
* 0x0000800000000000 - 0xffff7fffffffffff does not exist (hole)
* 0xffff800000000000 - 0xffff804020100fff recursive page table (512GB slot)
@@ -175,6 +176,20 @@
* 0xfffffc0000000000 - 0xfffffdffffffffff 2TB KMSAN shadow map, optional
* 0xfffffe0000000000 - 0xffffffffffffffff 2TB kernel map
*
+ * LA57:
+ * 0x0000000000000000 - 0x00ffffffffffffff user map
+ * 0x0100000000000000 - 0xf0ffffffffffffff does not exist (hole)
+ * 0xff00000000000000 - 0xff00ffffffffffff recursive page table (2048TB slot)
+ * 0xff01000000000000 - 0xff20ffffffffffff direct map (32 x 2048TB slots)
+ * 0xff21000000000000 - 0xffff807fffffffff unused
+ * 0xffff808000000000 - 0xffff847fffffffff large map (can be tuned up)
+ * 0xffff848000000000 - 0xfffff77fffffffff unused (large map extends there)
+ * 0xfffff60000000000 - 0xfffff7ffffffffff 2TB KMSAN origin map, optional
+ * 0xfffff78000000000 - 0xfffff7bfffffffff 512GB KASAN shadow map, optional
+ * 0xfffff80000000000 - 0xfffffbffffffffff 4TB unused
+ * 0xfffffc0000000000 - 0xfffffdffffffffff 2TB KMSAN shadow map, optional
+ * 0xfffffe0000000000 - 0xffffffffffffffff 2TB kernel map
+ *
* Within the kernel map:
*
* 0xfffffe0000000000 vm_page_array
