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Merge "Support uncompressed cpio"

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Treehugger Robot
2021-02-05 15:57:22 +00:00
committed by Gerrit Code Review
parent 729d5cf097 837cdb2212
commit b3f9025b6e
1 changed files with 22 additions and 13 deletions
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35
filesystem/filesystem.go
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@@ -48,8 +48,8 @@ type filesystemProperties struct {
// Hash and signing algorithm for avbtool. Default is SHA256_RSA4096.
Avb_algorithm *string
// Type of the filesystem. Currently, ext4 and compressed_cpio are supported. Default is
// ext4.
// Type of the filesystem. Currently, ext4, cpio, and compressed_cpio are supported. Default
// is ext4.
Type *string
// file_contexts file to make image. Currently, only ext4 is supported.
@@ -83,6 +83,7 @@ type fsType int
const (
ext4Type fsType = iota
compressedCpioType
cpioType // uncompressed
unknown
)
@@ -93,6 +94,8 @@ func (f *filesystem) fsType(ctx android.ModuleContext) fsType {
return ext4Type
case "compressed_cpio":
return compressedCpioType
case "cpio":
return cpioType
default:
ctx.PropertyErrorf("type", "%q not supported", typeStr)
return unknown
@@ -110,7 +113,9 @@ func (f *filesystem) GenerateAndroidBuildActions(ctx android.ModuleContext) {
case ext4Type:
f.output = f.buildImageUsingBuildImage(ctx)
case compressedCpioType:
f.output = f.buildCompressedCpioImage(ctx)
f.output = f.buildCpioImage(ctx, true)
case cpioType:
f.output = f.buildCpioImage(ctx, false)
default:
return
}
@@ -218,7 +223,7 @@ func (f *filesystem) buildPropFile(ctx android.ModuleContext) (propFile android.
return propFile, deps
}
func (f *filesystem) buildCompressedCpioImage(ctx android.ModuleContext) android.OutputPath {
func (f *filesystem) buildCpioImage(ctx android.ModuleContext, compressed bool) android.OutputPath {
if proptools.Bool(f.properties.Use_avb) {
ctx.PropertyErrorf("use_avb", "signing compresed cpio image using avbtool is not supported."+
"Consider adding this to bootimg module and signing the entire boot image.")
@@ -239,18 +244,22 @@ func (f *filesystem) buildCompressedCpioImage(ctx android.ModuleContext) android
Input(zipFile)
output := android.PathForModuleOut(ctx, f.installFileName()).OutputPath
builder.Command().
cmd := builder.Command().
BuiltTool("mkbootfs").
Text(rootDir.String()). // input directory
Text("|").
BuiltTool("lz4").
Flag("--favor-decSpeed"). // for faster boot
Flag("-12"). // maximum compression level
Flag("-l"). // legacy format for kernel
Text(">").Output(output)
Text(rootDir.String()) // input directory
if compressed {
cmd.Text("|").
BuiltTool("lz4").
Flag("--favor-decSpeed"). // for faster boot
Flag("-12"). // maximum compression level
Flag("-l"). // legacy format for kernel
Text(">").Output(output)
} else {
cmd.Text(">").Output(output)
}
// rootDir is not deleted. Might be useful for quick inspection.
builder.Build("build_compressed_cpio_image", fmt.Sprintf("Creating filesystem %s", f.BaseModuleName()))
builder.Build("build_cpio_image", fmt.Sprintf("Creating filesystem %s", f.BaseModuleName()))
return output
}