Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / wan / sbni.h

diff --git a/kernel/drivers/net/wan/sbni.h b/kernel/drivers/net/wan/sbni.h
new file mode 100644 (file)
index 0000000..8426451
--- /dev/null
+++ b/kernel/drivers/net/wan/sbni.h
@@ -0,0 +1,147 @@
+/* sbni.h:  definitions for a Granch SBNI12 driver, version 5.0.0
+ * Written 2001 Denis I.Timofeev (timofeev@granch.ru)
+ * This file is distributed under the GNU GPL
+ */
+
+#ifndef SBNI_H
+#define SBNI_H
+
+#ifdef SBNI_DEBUG
+#define DP( A ) A
+#else
+#define DP( A )
+#endif
+
+
+/* We don't have official vendor id yet... */
+#define SBNI_PCI_VENDOR        0x55 
+#define SBNI_PCI_DEVICE        0x9f
+
+#define ISA_MODE 0x00
+#define PCI_MODE 0x01
+
+#define        SBNI_IO_EXTENT  4
+
+enum sbni_reg {
+       CSR0 = 0,
+       CSR1 = 1,
+       DAT  = 2
+};
+
+/* CSR0 mapping */
+enum {
+       BU_EMP = 0x02,
+       RC_CHK = 0x04,
+       CT_ZER = 0x08,
+       TR_REQ = 0x10,
+       TR_RDY = 0x20,
+       EN_INT = 0x40,
+       RC_RDY = 0x80
+};
+
+
+/* CSR1 mapping */
+#define PR_RES 0x80
+
+struct sbni_csr1 {
+#ifdef __LITTLE_ENDIAN_BITFIELD
+       u8 rxl  : 5;
+       u8 rate : 2;
+       u8      : 1;
+#else
+       u8      : 1;
+       u8 rate : 2;
+       u8 rxl  : 5;
+#endif
+};
+
+/* fields in frame header */
+#define FRAME_ACK_MASK  (unsigned short)0x7000
+#define FRAME_LEN_MASK  (unsigned short)0x03FF
+#define FRAME_FIRST     (unsigned short)0x8000
+#define FRAME_RETRY     (unsigned short)0x0800
+
+#define FRAME_SENT_BAD  (unsigned short)0x4000
+#define FRAME_SENT_OK   (unsigned short)0x3000
+
+
+/* state flags */
+enum {
+       FL_WAIT_ACK    = 0x01,
+       FL_NEED_RESEND = 0x02,
+       FL_PREV_OK     = 0x04,
+       FL_SLOW_MODE   = 0x08,
+       FL_SECONDARY   = 0x10,
+#ifdef CONFIG_SBNI_MULTILINE
+       FL_SLAVE       = 0x20,
+#endif
+       FL_LINE_DOWN   = 0x40
+};
+
+
+enum {
+       DEFAULT_IOBASEADDR = 0x210,
+       DEFAULT_INTERRUPTNUMBER = 5,
+       DEFAULT_RATE = 0,
+       DEFAULT_FRAME_LEN = 1012
+};
+
+#define DEF_RXL_DELTA  -1
+#define DEF_RXL                0xf
+
+#define SBNI_SIG 0x5a
+
+#define        SBNI_MIN_LEN    60      /* Shortest Ethernet frame without FCS */
+#define SBNI_MAX_FRAME 1023
+#define ETHER_MAX_LEN  1518
+
+#define SBNI_TIMEOUT   (HZ/10)
+
+#define TR_ERROR_COUNT 32
+#define CHANGE_LEVEL_START_TICKS 4
+
+#define SBNI_MAX_NUM_CARDS     16
+
+/* internal SBNI-specific statistics */
+struct sbni_in_stats {
+       u32     all_rx_number;
+       u32     bad_rx_number;
+       u32     timeout_number;
+       u32     all_tx_number;
+       u32     resend_tx_number;
+};
+
+/* SBNI ioctl params */
+#define SIOCDEVGETINSTATS      SIOCDEVPRIVATE
+#define SIOCDEVRESINSTATS      SIOCDEVPRIVATE+1
+#define SIOCDEVGHWSTATE        SIOCDEVPRIVATE+2
+#define SIOCDEVSHWSTATE        SIOCDEVPRIVATE+3
+#define SIOCDEVENSLAVE         SIOCDEVPRIVATE+4
+#define SIOCDEVEMANSIPATE      SIOCDEVPRIVATE+5
+
+
+/* data packet for SIOCDEVGHWSTATE/SIOCDEVSHWSTATE ioctl requests */
+struct sbni_flags {
+       u32     rxl             : 4;
+       u32     rate            : 2;
+       u32     fixed_rxl       : 1;
+       u32     slow_mode       : 1;
+       u32     mac_addr        : 24;
+};
+
+/*
+ * CRC-32 stuff
+ */
+#define CRC32(c,crc) (crc32tab[((size_t)(crc) ^ (c)) & 0xff] ^ (((crc) >> 8) & 0x00FFFFFF))
+      /* CRC generator 0xEDB88320 */
+      /* CRC remainder 0x2144DF1C */
+      /* CRC initial value 0x00000000 */
+#define CRC32_REMAINDER 0x2144DF1C
+#define CRC32_INITIAL 0x00000000
+
+#ifndef __initdata
+#define __initdata
+#endif
+
+#endif
+