Add LoongArch64 support

Author: zhaixiaojuan

gen/ioctl/generate.sh

@@ -23,6 +23,9 @@ i686-linux-gnu-gcc main.c list.o -o main.exe $cflags
 x86_64-linux-gnu-gcc -Iinclude -c list.c $cflags
 x86_64-linux-gnu-gcc main.c list.o -o main.exe $cflags
 ./main.exe >> "$out"
+loongarch64-unknown-linux-gnu-gcc -Iinclude -c list.c $cflags
+loongarch64-unknown-linux-gnu-gcc main.c list.o -o main.exe $cflags
+./main.exe >> "$out"
 aarch64-linux-gnu-gcc -Iinclude -c list.c $cflags
 aarch64-linux-gnu-gcc main.c list.o -o main.exe $cflags
 qemu-aarch64 -L /usr/aarch64-linux-gnu ./main.exe >> "$out"
@@ -41,5 +44,4 @@ qemu-mipsel -L /usr/mipsel-linux-gnu ./main.exe >> "$out"
 riscv64-linux-gnu-gcc -Iinclude -c list.c $cflags
 riscv64-linux-gnu-gcc main.c list.o -o main.exe $cflags
 qemu-riscv64 -L /usr/riscv64-linux-gnu ./main.exe >> "$out"
-
 rm list.o main.exe

gen/ioctl/generated.txt

@@ -537,7 +537,6 @@ UDF_GETEASIZE
 NVME_IOCTL_ADMIN64_CMD
 VHOST_SET_OWNER
 RIO_ALLOC_DMA
-F2FS_IOC_ABORT_VOLATILE_WRITE
 RIO_CM_CHAN_ACCEPT
 I2OHRTGET
 ATM_SETCIRANGE
@@ -1426,6 +1425,7 @@ HIDIOCGREPORTINFO
 WDIOC_GETBOOTSTATUS
 VDUSE_VQ_GET_INFO
 ACRN_IOCTL_ASSIGN_PCIDEV
+BLKGETDISKSEQ
 ACRN_IOCTL_PM_GET_CPU_STATE
 ACRN_IOCTL_DESTROY_VM
 ACRN_IOCTL_SET_PTDEV_INTR

gen/ioctl/list.c

@@ -95,7 +95,7 @@ struct sockaddr {
 #include <linux/joystick.h>
 #include <linux/kd.h>
 #include <linux/kcov.h>
-#if !defined(__arm__) && !defined(__powerpc64__) && !defined(__riscv) // various errors
+#if !defined(__arm__) && !defined(__loongarch64) && !defined(__powerpc64__) && !defined(__riscv) // various errors
 #include <linux/kvm.h>
 #endif
 #include <linux/lirc.h>
@@ -493,7 +493,7 @@ void list(void) {
     IOCTL_REQUEST(ENI_SETMULT);
     IOCTL_REQUEST(RIO_GET_EVENT_MASK);
     IOCTL_REQUEST(LIRC_GET_MAX_TIMEOUT);
-#if !defined(__arm__) && !defined(__powerpc64__) && !defined(__riscv)
+#if !defined(__arm__) && !defined(__loongarch64) && !defined(__powerpc64__) && !defined(__riscv)
 #if 0 // needs `struct kvm_cpuid2`
     IOCTL_REQUEST(KVM_GET_SUPPORTED_CPUID);
 #endif
@@ -1037,7 +1037,9 @@ void list(void) {
     IOCTL_REQUEST(NVME_IOCTL_ADMIN64_CMD);
     IOCTL_REQUEST(VHOST_SET_OWNER);
     IOCTL_REQUEST(RIO_ALLOC_DMA);
+#if !defined(__loongarch64)
     IOCTL_REQUEST(F2FS_IOC_ABORT_VOLATILE_WRITE);
+#endif
     IOCTL_REQUEST(RIO_CM_CHAN_ACCEPT);
     IOCTL_REQUEST(I2OHRTGET);
     IOCTL_REQUEST(ATM_SETCIRANGE);

gen/ioctl/main.c

@@ -41,6 +41,8 @@ int main(void) {
     printf("#if __mips == 64\n");
 #elif defined(__riscv) && __riscv_xlen == 64
     printf("#if defined(__riscv) && __riscv_xlen == 64\n");
+#elif defined(__loongarch64)
+    printf("#ifdef __loongarch64\n");
 #else
 #error "unimplemented architecture"
 #endif