From: Jeremy Linton <jeremy.linton@arm.com>
Sent: Thursday, August 19, 2021 11:16 PM
To: devel@edk2.groups.io <devel@edk2.groups.io>
Cc: pete@akeo.ie <pete@akeo.ie>; ardb+tianocore@kernel.org <ardb+tianocore@kernel.org>; Andrei Warkentin <awarkentin@vmware.com>; Sunny.Wang@arm.com <Sunny.Wang@arm.com>; samer.el-haj-mahmoud@arm.com <samer.el-haj-mahmoud@arm.com>; Jeremy Linton <jeremy.linton@arm.com>
Subject: [PATCH v3 6/7] Platform/RaspberryPi: Enable NVMe boot on CM4

The CM4 has a number of carrier boards with PCIe
slots. With the PCIe changes in place its quite
possible to utilize a NVMe root device. Lets allow
people to boot from it.

Reviewed-by: Andrei Warkentin <awarkentin@vmware.com>
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
---
Platform/RaspberryPi/RPi4/RPi4.dsc | 5 +++++
Platform/RaspberryPi/RPi4/RPi4.fdf | 5 +++++
2 files changed, 10 insertions(+)

diff --git a/Platform/RaspberryPi/RPi4/RPi4.dsc b/Platform/RaspberryPi/RPi4/RPi4.dsc
index babcbb2f41..25c29a0fbf 100644
--- a/Platform/RaspberryPi/RPi4/RPi4.dsc
+++ b/Platform/RaspberryPi/RPi4/RPi4.dsc
@@ -754,6 +754,11 @@
   }

   #
+ # NVMe boot devices
+ #
+ MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf
+
+ #
   # UEFI application (Shell Embedded Boot Loader)
   #
   ShellPkg/Application/Shell/Shell.inf {
diff --git a/Platform/RaspberryPi/RPi4/RPi4.fdf b/Platform/RaspberryPi/RPi4/RPi4.fdf
index 3534cd3dc3..0c782d2f35 100644
--- a/Platform/RaspberryPi/RPi4/RPi4.fdf
+++ b/Platform/RaspberryPi/RPi4/RPi4.fdf
@@ -283,6 +283,11 @@ READ_LOCK_STATUS   = TRUE
   INF EmbeddedPkg/Drivers/NonCoherentIoMmuDxe/NonCoherentIoMmuDxe.inf

   #
+ # NVMe boot devices
+ #
+ INF MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressDxe.inf
+
+ #
   # SCSI Bus and Disk Driver
   #
   INF MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBusDxe.inf
--
2.13.7