2 files changed, 82 insertions, 0 deletions

diff --git a/include/linux/hdlc/Kbuild b/include/linux/hdlc/Kbuild
new file mode 100644
index 00000000000..1fb26448faa
--- /dev/null
+++ b/include/linux/hdlc/Kbuild
@@ -0,0 +1 @@
+header-y += ioctl.h
diff --git a/include/linux/hdlc/ioctl.h b/include/linux/hdlc/ioctl.h
new file mode 100644
index 00000000000..58397236435
--- /dev/null
+++ b/include/linux/hdlc/ioctl.h
@@ -0,0 +1,81 @@
+#ifndef __HDLC_IOCTL_H__
+#define __HDLC_IOCTL_H__
+
+
+#define GENERIC_HDLC_VERSION 4  /* For synchronization with sethdlc utility */
+
+#define CLOCK_DEFAULT   0       /* Default setting */
+#define CLOCK_EXT       1       /* External TX and RX clock - DTE */
+#define CLOCK_INT       2       /* Internal TX and RX clock - DCE */
+#define CLOCK_TXINT     3       /* Internal TX and external RX clock */
+#define CLOCK_TXFROMRX  4       /* TX clock derived from external RX clock */
+
+
+#define ENCODING_DEFAULT        0 /* Default setting */
+#define ENCODING_NRZ            1
+#define ENCODING_NRZI           2
+#define ENCODING_FM_MARK        3
+#define ENCODING_FM_SPACE       4
+#define ENCODING_MANCHESTER     5
+
+
+#define PARITY_DEFAULT          0 /* Default setting */
+#define PARITY_NONE             1 /* No parity */
+#define PARITY_CRC16_PR0        2 /* CRC16, initial value 0x0000 */
+#define PARITY_CRC16_PR1        3 /* CRC16, initial value 0xFFFF */
+#define PARITY_CRC16_PR0_CCITT  4 /* CRC16, initial 0x0000, ITU-T version */
+#define PARITY_CRC16_PR1_CCITT  5 /* CRC16, initial 0xFFFF, ITU-T version */
+#define PARITY_CRC32_PR0_CCITT  6 /* CRC32, initial value 0x00000000 */
+#define PARITY_CRC32_PR1_CCITT  7 /* CRC32, initial value 0xFFFFFFFF */
+
+#define LMI_DEFAULT             0 /* Default setting */
+#define LMI_NONE                1 /* No LMI, all PVCs are static */
+#define LMI_ANSI                2 /* ANSI Annex D */
+#define LMI_CCITT               3 /* ITU-T Annex A */
+#define LMI_CISCO               4 /* The "original" LMI, aka Gang of Four */
+
+typedef struct { 
+        unsigned int clock_rate; /* bits per second */
+        unsigned int clock_type; /* internal, external, TX-internal etc. */
+        unsigned short loopback;
+} sync_serial_settings;          /* V.35, V.24, X.21 */
+
+typedef struct { 
+        unsigned int clock_rate; /* bits per second */
+        unsigned int clock_type; /* internal, external, TX-internal etc. */
+        unsigned short loopback;
+        unsigned int slot_map;
+} te1_settings;                  /* T1, E1 */
+
+typedef struct {
+        unsigned short encoding;
+        unsigned short parity;
+} raw_hdlc_proto;
+
+typedef struct {
+        unsigned int t391;
+        unsigned int t392;
+        unsigned int n391;
+        unsigned int n392;
+        unsigned int n393;
+        unsigned short lmi;
+        unsigned short dce; /* 1 for DCE (network side) operation */
+} fr_proto;
+
+typedef struct {
+        unsigned int dlci;
+} fr_proto_pvc;          /* for creating/deleting FR PVCs */
+
+typedef struct {
+        unsigned int dlci;
+        char master[IFNAMSIZ];  /* Name of master FRAD device */
+}fr_proto_pvc_info;             /* for returning PVC information only */
+
+typedef struct {
+    unsigned int interval;
+    unsigned int timeout;
+} cisco_proto;
+
+/* PPP doesn't need any info now - supply length = 0 to ioctl */
+
+#endif /* __HDLC_IOCTL_H__ */