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[PATCH v11 12/15] roms: add microvm-bios (qboot) as binary and git submo


From: Sergio Lopez
Subject: [PATCH v11 12/15] roms: add microvm-bios (qboot) as binary and git submodule
Date: Fri, 18 Oct 2019 12:53:12 +0200

qboot is a minimalist x86 firmware for booting Linux kernels. It does
the mininum amount of work required for the task, and it's able to
boot both PVH images and bzImages without relying on option roms.

This characteristics make it an ideal companion for the microvm
machine type.

Signed-off-by: Sergio Lopez <address@hidden>
Reviewed-by: Stefano Garzarella <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
---
 .gitmodules              |   3 +++
 pc-bios/bios-microvm.bin | Bin 0 -> 65536 bytes
 roms/Makefile            |   6 ++++++
 roms/qboot               |   1 +
 4 files changed, 10 insertions(+)
 create mode 100644 pc-bios/bios-microvm.bin
 create mode 160000 roms/qboot

diff --git a/.gitmodules b/.gitmodules
index c5c474169d..19792c9a11 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -58,3 +58,6 @@
 [submodule "roms/opensbi"]
        path = roms/opensbi
        url =   https://git.qemu.org/git/opensbi.git
+[submodule "roms/qboot"]
+       path = roms/qboot
+       url = https://github.com/bonzini/qboot
diff --git a/pc-bios/bios-microvm.bin b/pc-bios/bios-microvm.bin
new file mode 100644
index 
0000000000000000000000000000000000000000..45eabc516692e2d134bbb630d133c7c2dcc9a9b6
GIT binary patch
literal 65536
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diff --git a/roms/Makefile b/roms/Makefile
index da4efa47a9..c150170519 100644
--- a/roms/Makefile
+++ b/roms/Makefile
@@ -67,6 +67,7 @@ default help:
        @echo "  opensbi32-virt     -- update OpenSBI for 32-bit virt machine"
        @echo "  opensbi64-virt     -- update OpenSBI for 64-bit virt machine"
        @echo "  opensbi64-sifive_u -- update OpenSBI for 64-bit sifive_u 
machine"
+       @echo "  bios-microvm       -- update bios-microvm.bin (qboot)"
        @echo "  clean              -- delete the files generated by the 
previous" \
                                      "build targets"
 
@@ -186,6 +187,10 @@ opensbi64-sifive_u:
                PLATFORM="sifive/fu540"
        cp opensbi/build/platform/sifive/fu540/firmware/fw_jump.bin 
../pc-bios/opensbi-riscv64-sifive_u-fw_jump.bin
 
+bios-microvm:
+       $(MAKE) -C qboot
+       cp qboot/bios.bin ../pc-bios/bios-microvm.bin
+
 clean:
        rm -rf seabios/.config seabios/out seabios/builds
        $(MAKE) -C sgabios clean
@@ -198,3 +203,4 @@ clean:
        $(MAKE) -C skiboot clean
        $(MAKE) -f Makefile.edk2 clean
        $(MAKE) -C opensbi clean
+       $(MAKE) -C qboot clean
diff --git a/roms/qboot b/roms/qboot
new file mode 160000
index 0000000000..cb1c49e0cf
--- /dev/null
+++ b/roms/qboot
@@ -0,0 +1 @@
+Subproject commit cb1c49e0cfac99b9961d136ac0194da62c28cf64
-- 
2.21.0




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