[WIP] Loongarch support

DMSETUP/build.txt

@@ -64,6 +64,12 @@ build for 32bit, static linked with dietlibc
 5. mips64el-linux-musl-strip dmsetup/dmsetup.static
 6. get dmsetup/dmsetup.static as the dmsetupm64e binary file
 
+======================== Build for loongarch64 dmsetup =========================
+1. extract device mapper source code
+2. ./configure  build_alias=loongarch64-unknown-linux-gnu --disable-nls  --disable-selinux --disable-shared  --enable-static_link CC='gcc -specs /usr/local/musl/lib/musl-gcc.specs'
+3. make
+4. strip --strip-all dmsetup/dmsetup.static
+5. get dmsetup/dmsetup.static as the dmsetupla64 binary file
 
 
 

EDK2/buildedk.sh

@@ -16,6 +16,8 @@ sh ./build.sh ia32 || exit 1
 echo '======== build EDK2 for arm64-efi ==============='
 sh ./build.sh aa64 || exit 1
 
+echo '======== build EDK2 for loongarch64-efi ========='
+sh ./build.sh la64 || exit 1
+
 echo '======== build EDK2 for x86_64-efi ==============='
 sh ./build.sh      || exit 1
-

EDK2/buildloongarch64.sh

@@ -0,0 +1,44 @@
+#!/bin/sh
+
+EDKARCH=LOONGARCH64
+postfix=la64
+
+
+cd edk2-edk2-stable202408
+
+rm -rf ./Conf/.cache
+rm -f ./Conf/.AutoGenIdFile.txt
+
+VTEFI_PATH=Build/MdeModule/RELEASE_GCC/$EDKARCH/MdeModulePkg/Application/Ventoy/Ventoy/OUTPUT/Ventoy.efi
+DST_PATH=../../INSTALL/ventoy/ventoy_${postfix}.efi
+
+VTEFI_PATH2=Build/MdeModule/RELEASE_GCC/$EDKARCH/MdeModulePkg/Application/VtoyUtil/VtoyUtil/OUTPUT/VtoyUtil.efi
+DST_PATH2=../../INSTALL/ventoy/vtoyutil_${postfix}.efi
+
+VTEFI_PATH3=Build/MdeModule/RELEASE_GCC/$EDKARCH/MdeModulePkg/Application/VDiskChain/VDiskChain/OUTPUT/VDiskChain.efi
+DST_PATH3=../../VDiskChain/Tool/vdiskchain_${postfix}.efi
+
+
+rm -f $VTEFI_PATH
+rm -f $DST_PATH
+rm -f $VTEFI_PATH2
+rm -f $DST_PATH2
+rm -f $VTEFI_PATH3
+[ -d ../../VDiskChain ] && rm -f $DST_PATH3
+
+unset WORKSPACE
+source ./edksetup.sh
+
+build -p MdeModulePkg/MdeModulePkg.dsc -a $EDKARCH -b RELEASE -t GCC
+
+if [ -e $VTEFI_PATH ] && [ -e $VTEFI_PATH2 ] && [ -e $VTEFI_PATH3 ]; then
+    echo -e '\n\n====================== SUCCESS ========================\n\n'    
+    cp -a $VTEFI_PATH $DST_PATH
+    cp -a $VTEFI_PATH2 $DST_PATH2
+    [ -d ../../VDiskChain ] && cp -a $VTEFI_PATH3 $DST_PATH3
+    cd ..
+else
+    echo -e '\n\n====================== FAILED ========================\n\n'
+    cd ..
+fi
+

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/VDiskChain/VDiskChain.c

@@ -65,6 +65,11 @@ CONST CHAR16 *gEfiBootFileName[] =
     L"\\EFI\\BOOT\\BOOTaa64.EFI",
     L"\\EFI\\BOOT\\bootaa64.efi",
     L"\\efi\\boot\\bootaa64.efi",
+#elif defined (MDE_CPU_LOONGARCH64)
+    L"\\EFI\\BOOT\\GRUBLOONGARCH64.EFI",
+    L"\\EFI\\BOOT\\BOOTLOONGARCH64.EFI",
+    L"\\EFI\\BOOT\\bootloongarch64.efi",
+    L"\\efi\\boot\\bootloongarch64.efi",
 #endif
 
 };
@@ -109,10 +114,15 @@ STATIC EFI_STATUS EFIAPI vdisk_load_image
 )
 {
     EFI_STATUS Status = EFI_SUCCESS;
-    CHAR16 TmpBuf[256] = {0};
+    CHAR16 TmpBuf[256];
+    UINT8 i;
     FILEPATH_DEVICE_PATH *pFilePath = NULL;
     EFI_DEVICE_PATH_PROTOCOL *pImgPath = NULL;
 
+    for (i = 0; i < 256; i++)
+    {
+        TmpBuf[i] = 0;
+    }
     pFilePath = (FILEPATH_DEVICE_PATH *)TmpBuf;
     pFilePath->Header.Type = MEDIA_DEVICE_PATH;
     pFilePath->Header.SubType = MEDIA_FILEPATH_DP;

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/VDiskChain/VDiskChain.h

@@ -37,6 +37,8 @@
   #define VENTOY_UEFI_DESC   L"ARM UEFI"
 #elif defined (MDE_CPU_AARCH64)
   #define VENTOY_UEFI_DESC   L"ARM64 UEFI"
+#elif defined (MDE_CPU_LOONGARCH64)
+  #define VENTOY_UEFI_DESC   L"LOONGARCH64 UEFI"
 #else
   #error Unknown Processor Type
 #endif

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/VDiskChain/VDiskChainProtocol.c

@@ -94,9 +94,14 @@ EFI_STATUS EFIAPI vdisk_block_io_write
 EFI_STATUS EFIAPI vdisk_fill_device_path(VOID)
 {
     UINTN NameLen = 0;
-    UINT8 TmpBuf[128] = {0};
+    UINT8 TmpBuf[128];
+    UINT8 i;
     VENDOR_DEVICE_PATH *venPath = NULL;
 
+    for (i = 0; i < 128; i++)
+    {
+        TmpBuf[i] = 0;
+    }
     venPath = (VENDOR_DEVICE_PATH *)TmpBuf;
     NameLen = StrSize(VDISK_BLOCK_DEVICE_PATH_NAME);
     venPath->Header.Type = HARDWARE_DEVICE_PATH;

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/Ventoy/Ventoy.c

@@ -100,6 +100,11 @@ CONST CHAR16 *gEfiBootFileName[] =
     L"\\EFI\\BOOT\\BOOTaa64.EFI",
     L"\\EFI\\BOOT\\bootaa64.efi",
     L"\\efi\\boot\\bootaa64.efi",
+#elif defined (MDE_CPU_LOONGARCH64)
+    L"\\EFI\\BOOT\\GRUBLOONGARCH64.EFI",
+    L"\\EFI\\BOOT\\BOOTLOONGARCH64.EFI",
+    L"\\EFI\\BOOT\\bootloongarch64.efi",
+    L"\\efi\\boot\\bootloongarch64.efi",
 #endif
 
 };
@@ -503,10 +508,15 @@ STATIC EFI_STATUS EFIAPI ventoy_load_image
 )
 {
     EFI_STATUS Status = EFI_SUCCESS;
-    CHAR16 TmpBuf[256] = {0};
+    CHAR16 TmpBuf[256];
+    UINT8 i;
     FILEPATH_DEVICE_PATH *pFilePath = NULL;
     EFI_DEVICE_PATH_PROTOCOL *pImgPath = NULL;
 
+    for (i = 0; i < 256; i++)
+    {
+        TmpBuf[i] = 0;
+    }
     pFilePath = (FILEPATH_DEVICE_PATH *)TmpBuf;
     pFilePath->Header.Type = MEDIA_DEVICE_PATH;
     pFilePath->Header.SubType = MEDIA_FILEPATH_DP;

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/Ventoy/Ventoy.h

@@ -189,6 +189,10 @@ typedef struct ventoy_virt_chunk
   #define VENTOY_UEFI_DESC   L"ARM64 UEFI"
   #define ISO9660_EFI_DRIVER_PATH  L"\\ventoy\\iso9660_aa64.efi"
   #define UDF_EFI_DRIVER_PATH  L"\\ventoy\\udf_aa64.efi"
+#elif defined (MDE_CPU_LOONGARCH64)
+  #define VENTOY_UEFI_DESC   L"LOONGARCH64 UEFI"
+  #define ISO9660_EFI_DRIVER_PATH  L"\\ventoy\\iso9660_la64.efi"
+  #define UDF_EFI_DRIVER_PATH  L"\\ventoy\\udf_la64.efi"
 #else
   #error Unknown Processor Type
 #endif

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/Ventoy/VentoyProtocol.c

@@ -271,17 +271,12 @@ STATIC EFI_STATUS EFIAPI ventoy_write_iso_sector
     UINT32 i = 0;
     UINTN secLeft = 0;
     UINTN secRead = 0;
-    UINT64 ReadStart = 0;
-    UINT64 ReadEnd = 0;
     UINT8 *pCurBuf = (UINT8 *)Buffer;
     ventoy_img_chunk *pchunk = g_chunk;
     EFI_BLOCK_IO_PROTOCOL *pRawBlockIo = gBlockData.pRawBlockIo;
 
     debug("write iso sector %lu  count %u", Sector, Count);
 
-    ReadStart = Sector * 2048;
-    ReadEnd = (Sector + Count) * 2048;
-
     for (i = 0; Count > 0 && i < g_img_chunk_num; i++, pchunk++)
     {
         if (Sector >= pchunk->img_start_sector && Sector <= pchunk->img_end_sector)
@@ -603,7 +598,6 @@ EFI_STATUS EFIAPI ventoy_block_io_write
 ) 
 {
     UINT32 secNum = 0;
-    UINT64 offset = 0;
 
     (VOID)This;
     (VOID)MediaId;
@@ -614,7 +608,6 @@ EFI_STATUS EFIAPI ventoy_block_io_write
     }
 
     secNum = BufferSize / 2048;
-    offset = Lba * 2048;
 
     return ventoy_write_iso_sector(Lba, secNum, Buffer);
 }
@@ -673,13 +666,18 @@ EFI_STATUS EFIAPI ventoy_fill_device_path(VOID)
 {
     UINTN CurVtoyDpId = 0;
     UINTN NameLen = 0;
-    UINT8 TmpBuf[128] = {0};
+    UINT8 TmpBuf[128];
+    UINT8 i;
     VENDOR_DEVICE_PATH *venPath = NULL;
     CHAR16 VtoyDpName[32];
 
     CurVtoyDpId = ventoy_get_current_device_path_id();
     UnicodeSPrintAsciiFormat(VtoyDpName, sizeof(VtoyDpName), "ventoy_%03lu", CurVtoyDpId);
 
+    for (i = 0; i < 128; i++)
+    {
+        TmpBuf[i] = 0;
+    }
     venPath = (VENDOR_DEVICE_PATH *)TmpBuf;
     NameLen = StrSize(VtoyDpName);
     venPath->Header.Type = HARDWARE_DEVICE_PATH;

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/MdeModulePkg.dsc

@@ -14,7 +14,7 @@
   PLATFORM_VERSION               = 0.98
   DSC_SPECIFICATION              = 0x00010005
   OUTPUT_DIRECTORY               = Build/MdeModule
-  SUPPORTED_ARCHITECTURES        = IA32|X64|EBC|ARM|AARCH64
+  SUPPORTED_ARCHITECTURES        = IA32|X64|EBC|ARM|AARCH64|LOONGARCH64
   BUILD_TARGETS                  = DEBUG|RELEASE|NOOPT
   SKUID_IDENTIFIER               = DEFAULT