From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
To: <linux-cxl@vger.kernel.org>, <qemu-devel@nongnu.org>, <mst@redhat.com>
Cc: <linuxarm@huawei.com>, <fan.ni@samsung.com>,
Yuquan Wang <wangyuquan1236@phytium.com.cn>,
Arpit Kumar <arpit1.kumar@samsung.com>,
Sweta Kumari <s5.kumari@samsung.com>,
Vinayak Holikatti <vinayak.kh@samsung.com>,
Davidlohr Bueso <dave@stgolabs.net>,
Ajay Joshi <ajay.opensrc@micron.com>
Subject: [PATCH qemu 8/8] docs/cxl: Add serial number for persistent-memdev
Date: Wed, 5 Mar 2025 09:24:59 +0000 [thread overview]
Message-ID: <20250305092501.191929-9-Jonathan.Cameron@huawei.com> (raw)
In-Reply-To: <20250305092501.191929-1-Jonathan.Cameron@huawei.com>
From: Yuquan Wang <wangyuquan1236@phytium.com.cn>
Add serial number parameter in the cxl persistent examples.
Signed-off-by: Yuquan Wang <wangyuquan1236@phytium.com.cn>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
docs/system/devices/cxl.rst | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/docs/system/devices/cxl.rst b/docs/system/devices/cxl.rst
index 882b036f5e..e307caf3f8 100644
--- a/docs/system/devices/cxl.rst
+++ b/docs/system/devices/cxl.rst
@@ -308,7 +308,7 @@ A very simple setup with just one directly attached CXL Type 3 Persistent Memory
-object memory-backend-file,id=cxl-lsa1,share=on,mem-path=/tmp/lsa.raw,size=256M \
-device pxb-cxl,bus_nr=12,bus=pcie.0,id=cxl.1 \
-device cxl-rp,port=0,bus=cxl.1,id=root_port13,chassis=0,slot=2 \
- -device cxl-type3,bus=root_port13,persistent-memdev=cxl-mem1,lsa=cxl-lsa1,id=cxl-pmem0 \
+ -device cxl-type3,bus=root_port13,persistent-memdev=cxl-mem1,lsa=cxl-lsa1,id=cxl-pmem0,sn=0x1 \
-M cxl-fmw.0.targets.0=cxl.1,cxl-fmw.0.size=4G
A very simple setup with just one directly attached CXL Type 3 Volatile Memory device::
@@ -349,13 +349,13 @@ the CXL Type3 device directly attached (no switches).::
-device pxb-cxl,bus_nr=12,bus=pcie.0,id=cxl.1 \
-device pxb-cxl,bus_nr=222,bus=pcie.0,id=cxl.2 \
-device cxl-rp,port=0,bus=cxl.1,id=root_port13,chassis=0,slot=2 \
- -device cxl-type3,bus=root_port13,persistent-memdev=cxl-mem1,lsa=cxl-lsa1,id=cxl-pmem0 \
+ -device cxl-type3,bus=root_port13,persistent-memdev=cxl-mem1,lsa=cxl-lsa1,id=cxl-pmem0,sn=0x1 \
-device cxl-rp,port=1,bus=cxl.1,id=root_port14,chassis=0,slot=3 \
- -device cxl-type3,bus=root_port14,persistent-memdev=cxl-mem2,lsa=cxl-lsa2,id=cxl-pmem1 \
+ -device cxl-type3,bus=root_port14,persistent-memdev=cxl-mem2,lsa=cxl-lsa2,id=cxl-pmem1,sn=0x2 \
-device cxl-rp,port=0,bus=cxl.2,id=root_port15,chassis=0,slot=5 \
- -device cxl-type3,bus=root_port15,persistent-memdev=cxl-mem3,lsa=cxl-lsa3,id=cxl-pmem2 \
+ -device cxl-type3,bus=root_port15,persistent-memdev=cxl-mem3,lsa=cxl-lsa3,id=cxl-pmem2,sn=0x3 \
-device cxl-rp,port=1,bus=cxl.2,id=root_port16,chassis=0,slot=6 \
- -device cxl-type3,bus=root_port16,persistent-memdev=cxl-mem4,lsa=cxl-lsa4,id=cxl-pmem3 \
+ -device cxl-type3,bus=root_port16,persistent-memdev=cxl-mem4,lsa=cxl-lsa4,id=cxl-pmem3,sn=0x4 \
-M cxl-fmw.0.targets.0=cxl.1,cxl-fmw.0.targets.1=cxl.2,cxl-fmw.0.size=4G,cxl-fmw.0.interleave-granularity=8k
An example of 4 devices below a switch suitable for 1, 2 or 4 way interleave::
@@ -375,13 +375,13 @@ An example of 4 devices below a switch suitable for 1, 2 or 4 way interleave::
-device cxl-rp,port=1,bus=cxl.1,id=root_port1,chassis=0,slot=1 \
-device cxl-upstream,bus=root_port0,id=us0 \
-device cxl-downstream,port=0,bus=us0,id=swport0,chassis=0,slot=4 \
- -device cxl-type3,bus=swport0,persistent-memdev=cxl-mem0,lsa=cxl-lsa0,id=cxl-pmem0 \
+ -device cxl-type3,bus=swport0,persistent-memdev=cxl-mem0,lsa=cxl-lsa0,id=cxl-pmem0,sn=0x1 \
-device cxl-downstream,port=1,bus=us0,id=swport1,chassis=0,slot=5 \
- -device cxl-type3,bus=swport1,persistent-memdev=cxl-mem1,lsa=cxl-lsa1,id=cxl-pmem1 \
+ -device cxl-type3,bus=swport1,persistent-memdev=cxl-mem1,lsa=cxl-lsa1,id=cxl-pmem1,sn=0x2 \
-device cxl-downstream,port=2,bus=us0,id=swport2,chassis=0,slot=6 \
- -device cxl-type3,bus=swport2,persistent-memdev=cxl-mem2,lsa=cxl-lsa2,id=cxl-pmem2 \
+ -device cxl-type3,bus=swport2,persistent-memdev=cxl-mem2,lsa=cxl-lsa2,id=cxl-pmem2,sn=0x3 \
-device cxl-downstream,port=3,bus=us0,id=swport3,chassis=0,slot=7 \
- -device cxl-type3,bus=swport3,persistent-memdev=cxl-mem3,lsa=cxl-lsa3,id=cxl-pmem3 \
+ -device cxl-type3,bus=swport3,persistent-memdev=cxl-mem3,lsa=cxl-lsa3,id=cxl-pmem3,sn=0x4 \
-M cxl-fmw.0.targets.0=cxl.1,cxl-fmw.0.size=4G,cxl-fmw.0.interleave-granularity=4k
Deprecations
--
2.43.0
prev parent reply other threads:[~2025-03-05 9:29 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-05 9:24 [PATCH qemu 0/8] hw/cxl: new features for 10.0 (possibly) Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 1/8] hw/cxl: Support aborting background commands Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 2/8] hw/cxl: Support get/set mctp response payload size Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 3/8] hw/cxl/cxl-mailbox-utils: Add support for Media operations discovery commands cxl r3.2 (8.2.10.9.5.3) Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 4/8] hw/cxl: factor out calculation of sanitize duration from cmd_santize_overwrite Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 5/8] hw/cxl/cxl-mailbox-utils: Media operations Sanitize and Write Zeros commands CXL r3.2(8.2.10.9.5.3) Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 6/8] hw/cxl/cxl-mailbox-utils: CXL CCI Get/Set alert config commands Jonathan Cameron
2025-03-05 9:24 ` [PATCH qemu 7/8] hw/cxl/cxl-mailbox-utils: Added support for Get Log Capabilities (Opcode 0402h) Jonathan Cameron
2025-05-12 8:42 ` Michael S. Tsirkin
2025-05-12 10:14 ` Jonathan Cameron
2025-05-12 13:37 ` Michael S. Tsirkin
2025-05-12 16:40 ` Jonathan Cameron
2025-05-16 13:42 ` Arpit Kumar
2025-05-28 12:31 ` Jonathan Cameron
2025-05-28 12:38 ` Jonathan Cameron
2025-05-29 11:45 ` Arpit Kumar
2025-03-05 9:24 ` Jonathan Cameron [this message]
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