Auto-generate vendor ramdisk and boot image
They both still have a number of deficiences vs the make-built ones,
but this is a start.
Bug: 377563622
Test: Presubmits
Change-Id: If3329ae44633b00a8c2c2d15e3574087f74efe88
diff --git a/fsgen/boot_imgs.go b/fsgen/boot_imgs.go
index 66d9107..1f8c05d 100644
--- a/fsgen/boot_imgs.go
+++ b/fsgen/boot_imgs.go
@@ -3,7 +3,9 @@
import (
"android/soong/android"
"android/soong/filesystem"
+ "fmt"
"path/filepath"
+ "strconv"
"github.com/google/blueprint/proptools"
)
@@ -52,6 +54,27 @@
return true
}
+func createVendorBootImage(ctx android.LoadHookContext) bool {
+ partitionVariables := ctx.Config().ProductVariables().PartitionVarsForSoongMigrationOnlyDoNotUse
+
+ bootImageName := generatedModuleNameForPartition(ctx.Config(), "vendor_boot")
+
+ ctx.CreateModule(
+ filesystem.BootimgFactory,
+ &filesystem.BootimgProperties{
+ Vendor_boot: proptools.BoolPtr(true),
+ Ramdisk_module: proptools.StringPtr(generatedModuleNameForPartition(ctx.Config(), "vendor_ramdisk")),
+ Header_version: proptools.StringPtr(partitionVariables.BoardBootHeaderVersion),
+ },
+ &struct {
+ Name *string
+ }{
+ Name: proptools.StringPtr(bootImageName),
+ },
+ )
+ return true
+}
+
// Returns the equivalent of the BUILDING_BOOT_IMAGE variable in make. Derived from this logic:
// https://cs.android.com/android/platform/superproject/main/+/main:build/make/core/board_config.mk;l=458;drc=5b55f926830963c02ab1d2d91e46442f04ba3af0
func buildingBootImage(partitionVars android.PartitionVariables) bool {
@@ -76,3 +99,27 @@
return false
}
+
+// Returns the equivalent of the BUILDING_VENDOR_BOOT_IMAGE variable in make. Derived from this logic:
+// https://cs.android.com/android/platform/superproject/main/+/main:build/make/core/board_config.mk;l=518;drc=5b55f926830963c02ab1d2d91e46442f04ba3af0
+func buildingVendorBootImage(partitionVars android.PartitionVariables) bool {
+ if v, exists := boardBootHeaderVersion(partitionVars); exists && v >= 3 {
+ x := partitionVars.ProductBuildVendorBootImage
+ if x == "" || x == "true" {
+ return true
+ }
+ }
+
+ return false
+}
+
+func boardBootHeaderVersion(partitionVars android.PartitionVariables) (int, bool) {
+ if len(partitionVars.BoardBootHeaderVersion) == 0 {
+ return 0, false
+ }
+ v, err := strconv.ParseInt(partitionVars.BoardBootHeaderVersion, 10, 32)
+ if err != nil {
+ panic(fmt.Sprintf("BOARD_BOOT_HEADER_VERSION must be an int, got: %q", partitionVars.BoardBootHeaderVersion))
+ }
+ return int(v), true
+}