new/external/linux-rga/Android.go
2025-05-10 21:58:58 +08:00

162 lines
4.6 KiB
Go
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

package librga
import (
"android/soong/android"
"android/soong/cc"
"fmt"
"strings"
"strconv"
"unsafe"
)
func init() {
fmt.Println("librga want to conditional Compile")
android.RegisterModuleType("cc_librga", DefaultsFactory)
}
func DefaultsFactory() (android.Module) {
module := cc.DefaultsFactory()
android.AddLoadHook(module, Defaults)
return module
}
func Defaults(ctx android.LoadHookContext) {
sdkVersion := ctx.AConfig().PlatformSdkVersion()
sdkVersionInt, err := strconv.Atoi(*(*string)(unsafe.Pointer(&sdkVersion)))
if err != nil {
fmt.Printf("librga cannot get ApiLevel, %q could not be parsed as an integer\n", sdkVersion)
panic(1)
}
if (sdkVersionInt >= 29 ) {
type props struct {
Srcs []string
Cflags []string
Shared_libs []string
Include_dirs []string
Header_libs []string
Export_header_lib_headers []string
Double_loadable *bool
}
p := &props{}
p.Srcs = getSrcs(ctx, sdkVersionInt)
p.Cflags = getCflags(ctx, sdkVersionInt)
p.Shared_libs = getSharedLibs(ctx, sdkVersionInt)
p.Include_dirs = getIncludeDirs(ctx, sdkVersionInt)
p.Header_libs = getHeaders(ctx, sdkVersionInt)
p.Export_header_lib_headers = getExportHeaders(ctx, sdkVersionInt)
double_loadable := true
p.Double_loadable = &double_loadable
ctx.AppendProperties(p)
} else {
type props struct {
Srcs []string
Cflags []string
Shared_libs []string
Include_dirs []string
}
p := &props{}
p.Srcs = getSrcs(ctx, sdkVersionInt)
p.Cflags = getCflags(ctx, sdkVersionInt)
p.Shared_libs = getSharedLibs(ctx, sdkVersionInt)
p.Include_dirs = getIncludeDirs(ctx, sdkVersionInt)
ctx.AppendProperties(p)
}
}
//条件编译主要修改函数
func getSrcs(ctx android.BaseContext, sdkVersion int) ([]string) {
var src []string
if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_RK_GRALLOC_VERSION"),"4") ) {
if (sdkVersion >= 30 ) {
src = append(src, "core/platform_gralloc4.cpp")
}
}
return src
}
func getCflags(ctx android.BaseContext, sdkVersion int) ([]string) {
var cppflags []string
//该打印输出为: TARGET_PRODUCT:rk3328 fmt.Println("TARGET_PRODUCT:",ctx.AConfig().Getenv("TARGET_PRODUCT")) //通过 strings.EqualFold 比较字符串可参考go语言字符串对比
if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_BOARD_PLATFORM"),"rk3368") ) {
//添加 DEBUG 宏定义
cppflags = append(cppflags,"-DRK3368=1")
}
if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_RK_GRALLOC_VERSION"),"4") ) {
if (sdkVersion >= 30 ) {
cppflags = append(cppflags,"-DUSE_GRALLOC_4")
}
}
//将需要区分的环境变量在此区域添加 //....
return cppflags
}
func getSharedLibs(ctx android.BaseContext, sdkVersion int) ([]string) {
var libs []string
if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_RK_GRALLOC_VERSION"),"4") ) {
if (sdkVersion >= 30 ) {
libs = append(libs, "libgralloctypes")
libs = append(libs, "libhidlbase")
libs = append(libs, "android.hardware.graphics.mapper@4.0")
}
}
if (sdkVersion < 29 ) {
libs = append(libs, "libdrm")
}
return libs
}
func getIncludeDirs(ctx android.BaseContext, sdkVersion int) ([]string) {
var dirs []string
if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_RK_GRALLOC_VERSION"),"4") ) {
if (sdkVersion >= 30 ) {
dirs = append(dirs, "hardware/rockchip/libgralloc/bifrost")
dirs = append(dirs, "hardware/rockchip/libgralloc/bifrost/src")
}
}
// Add libion for RK3368
if (sdkVersion >= 29) {
if (sdkVersion >= 30) {
dirs = append(dirs, "system/memory/libion/original-kernel-headers")
} else {
dirs = append(dirs, "system/core/libion/original-kernel-headers")
}
}
return dirs
}
func getHeaders(ctx android.BaseContext, sdkVersion int) ([]string) {
var headers []string
if (sdkVersion >= 31 ) {
headers = append(headers, "libhardware_rockchip_headers")
}
return headers
}
func getExportHeaders(ctx android.BaseContext, sdkVersion int) ([]string) {
var headers []string
if (sdkVersion >= 31 ) {
headers = append(headers, "libhardware_rockchip_headers")
}
return headers
}