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-rw-r--r--poky/meta/classes/baremetal-image.bbclass18
1 files changed, 17 insertions, 1 deletions
diff --git a/poky/meta/classes/baremetal-image.bbclass b/poky/meta/classes/baremetal-image.bbclass
index b0f5e885b..8708a5430 100644
--- a/poky/meta/classes/baremetal-image.bbclass
+++ b/poky/meta/classes/baremetal-image.bbclass
@@ -50,6 +50,10 @@ python do_rootfs(){
if os.path.lexists(manifest_link):
os.remove(manifest_link)
os.symlink(os.path.basename(manifest_name), manifest_link)
+ # A lot of postprocess commands assume the existence of rootfs/etc
+ sysconfdir = d.getVar("IMAGE_ROOTFS") + d.getVar('sysconfdir')
+ bb.utils.mkdirhier(sysconfdir)
+
execute_pre_post_process(d, d.getVar('ROOTFS_POSTPROCESS_COMMAND'))
}
@@ -73,7 +77,19 @@ QB_DEFAULT_KERNEL ?= "${IMAGE_LINK_NAME}.bin"
QB_MEM ?= "-m 256"
QB_DEFAULT_FSTYPE ?= "bin"
QB_DTB ?= ""
-QB_OPT_APPEND = "-nographic"
+QB_OPT_APPEND_append = " -nographic"
+
+# RISC-V tunes set the BIOS, unset, and instruct QEMU to
+# ignore the BIOS and boot from -kernel
+QB_DEFAULT_BIOS_qemuriscv64 = ""
+QB_OPT_APPEND_append_qemuriscv64 = " -bios none"
+
+
+# Use the medium-any code model for the RISC-V 64 bit implementation,
+# since medlow can only access addresses below 0x80000000 and RAM
+# starts at 0x80000000 on RISC-V 64
+CFLAGS_append_qemuriscv64 = " -mcmodel=medany"
+
# This next part is necessary to trick the build system into thinking
# its building an image recipe so it generates the qemuboot.conf