2 files changed, 51 insertions, 4 deletions

diff --git a/scripts/lib/bsp/substrate/target/arch/qemu/conf/machine/{{=machine}}.conf b/scripts/lib/bsp/substrate/target/arch/qemu/conf/machine/{{=machine}}.conf
index 460f269f8c..dd7b97e162 100644
--- a/scripts/lib/bsp/substrate/target/arch/qemu/conf/machine/{{=machine}}.conf
+++ b/scripts/lib/bsp/substrate/target/arch/qemu/conf/machine/{{=machine}}.conf
@@ -2,13 +2,15 @@
 #@NAME: {{=machine}}
 
 #@DESCRIPTION: Machine configuration for {{=machine}} systems
+
 {{ if kernel_choice == "custom": preferred_kernel = "linux-yocto-custom" }}
-{{ if kernel_choice == "custom": }}
+{{ if kernel_choice == "linux-yocto-dev": preferred_kernel = "linux-yocto-dev" }}
+{{ if kernel_choice == "custom" or kernel_choice == "linux-yocto-dev" : }}
 PREFERRED_PROVIDER_virtual/kernel ?= "{{=preferred_kernel}}"
 
-{{ if kernel_choice != "custom": preferred_kernel = kernel_choice.split('_')[0] }}
-{{ if kernel_choice != "custom": preferred_kernel_version = kernel_choice.split('_')[1] }}
-{{ if kernel_choice != "custom": }}
+{{ if kernel_choice != "custom" and kernel_choice != "linux-yocto-dev": preferred_kernel = kernel_choice.split('_')[0] }}
+{{ if kernel_choice != "custom" and kernel_choice != "linux-yocto-dev": preferred_kernel_version = kernel_choice.split('_')[1] }}
+{{ if kernel_choice != "custom" and kernel_choice != "linux-yocto-dev": }}
 PREFERRED_PROVIDER_virtual/kernel ?= "{{=preferred_kernel}}"
 PREFERRED_VERSION_{{=preferred_kernel}} ?= "{{=preferred_kernel_version}}%"
 
diff --git a/scripts/lib/bsp/substrate/target/arch/qemu/recipes-kernel/linux/{{ if kernel_choice == "linux-yocto-dev": }} linux-yocto-dev.bbappend b/scripts/lib/bsp/substrate/target/arch/qemu/recipes-kernel/linux/{{ if kernel_choice == "linux-yocto-dev": }} linux-yocto-dev.bbappend
new file mode 100644
index 0000000000..e6a293fbac
--- /dev/null
+++ b/scripts/lib/bsp/substrate/target/arch/qemu/recipes-kernel/linux/{{ if kernel_choice == "linux-yocto-dev": }} linux-yocto-dev.bbappend
@@ -0,0 +1,45 @@
+FILESEXTRAPATHS_prepend_{{=machine}} := "${THISDIR}/files:"
+
+PR := "${PR}.1"
+
+COMPATIBLE_MACHINE_{{=machine}} = "{{=machine}}"
+{{ input type:"boolean" name:"need_new_kbranch" prio:"20" msg:"Do you need a new machine branch for this BSP (the alternative is to re-use an existing branch)? [y/n]" default:"y" }}
+
+{{ if need_new_kbranch == "y" and qemuarch == "arm": }}
+{{ input type:"choicelist" name:"new_kbranch" gen:"bsp.kernel.all_branches" branches_base:"standard" prio:"20" msg:"Please choose a machine branch to base your new BSP branch on:" default:"standard/base" }}
+
+{{ if need_new_kbranch == "n" and qemuarch == "arm": }}
+{{ input type:"choicelist" name:"existing_kbranch" gen:"bsp.kernel.all_branches" branches_base:"standard" prio:"20" msg:"Please choose an existing machine branch to use for this BSP:" default:"standard/arm-versatile-926ejs" }}
+
+{{ if need_new_kbranch == "y" and qemuarch == "powerpc": }}
+{{ input type:"choicelist" name:"new_kbranch" nameappend:"powerpc" gen:"bsp.kernel.all_branches" branches_base:"standard" prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/base" }}
+
+{{ if need_new_kbranch == "n" and qemuarch == "powerpc": }}
+{{ input type:"choicelist" name:"existing_kbranch" nameappend:"powerpc" gen:"bsp.kernel.all_branches" branches_base:"standard" prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/qemu-ppc32" }}
+
+{{ if need_new_kbranch == "y" and qemuarch == "i386": }}
+{{ input type:"choicelist" name:"new_kbranch" nameappend:"i386" gen:"bsp.kernel.all_branches" branches_base:"standard:standard/common-pc" prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/common-pc/base" }}
+
+{{ if need_new_kbranch == "n" and qemuarch == "i386": }}
+{{ input type:"choicelist" name:"existing_kbranch" nameappend:"i386" gen:"bsp.kernel.all_branches" branches_base:"standard:standard/common-pc" prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/common-pc/base" }}
+
+{{ if need_new_kbranch == "y" and qemuarch == "x86_64": }}
+{{ input type:"choicelist" name:"new_kbranch" nameappend:"x86_64" gen:"bsp.kernel.all_branches" branches_base:"standard:standard/common-pc-64"  prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/common-pc-64/base" }}
+
+{{ if need_new_kbranch == "n" and qemuarch == "x86_64": }}
+{{ input type:"choicelist" name:"existing_kbranch" nameappend:"x86_64" gen:"bsp.kernel.all_branches" branches_base:"standard:standard/common-pc-64"  prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/common-pc-64/base" }}
+
+{{ if need_new_kbranch == "y" and qemuarch == "mips": }}
+{{ input type:"choicelist" name:"new_kbranch" nameappend:"mips" gen:"bsp.kernel.all_branches" branches_base:"standard" prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/base" }}
+
+{{ if need_new_kbranch == "n" and qemuarch == "mips": }}
+{{ input type:"choicelist" name:"existing_kbranch" nameappend:"mips" gen:"bsp.kernel.all_branches" branches_base:"standard" prio:"20" msg:"Please choose a machine branch to base this BSP on:" default:"standard/mti-malta32-be" }}
+
+{{ input type:"boolean" name:"smp" prio:"30" msg:"Would you like SMP support? (y/n)" default:"y"}}
+{{ if smp == "y": }}
+KERNEL_FEATURES_append_{{=machine}} += " cfg/smp.scc"
+
+SRC_URI += "file://{{=machine}}-standard.scc \
+            file://{{=machine}}-user-config.cfg \
+            file://{{=machine}}-user-patches.scc \
+           "