Leaked source code of windows server 2003
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/*----------------------------------------------------------------------*
* zfwint.h: Cyclom-Z asynchronous interface definition. * * * * rev 2.0 12/13/95 Marcio Saito Cyclom-Z interface definition. * * rev 2.1 03/13/96 Marcio Saito minor changes. * * rev 2.2 05/29/96 Marcio Saito parity/frame error interrupts. * * Acknolowdge interrupt mode. * * Break on/off. Data structures * * converted to ulong to avoid * * alignment problems. * * rev 2.3 07/12/96 Marcio Saito HW flow control changes. Flush * * buffer command added. Loopback * * operation. * * rev 2.4 07/16/96 Marcio Saito Diag counters added to CH_CTRL. * * rev 2.5 03/21/97 Marcio Saito Added INTBACK2 * * rez 3.0 06/04/97 Ivan Passos Added OVR_ERROR and RXOVF * *----------------------------------------------------------------------*/
/*
* This file contains the definitions for interfacing with the * Cyclom-Z ZFIRM Firmware. */
/* General Constant definitions */
#define MAX_CHAN 64 /* max number of channels per board */
#define MAX_SEX 4
#define ZO_NPORTS (MAX_CHAN / 8)
/* firmware id structure (set after boot) */
#define ID_ADDRESS 0x00000180L /* signature/pointer address */
#define ZFIRM_ID 0x5557465AL /* ZFIRM/U signature */
#define ZFIRM_HLT 0x59505B5CL /* Halt signal (due to power supply issue) */
#define ZFIRM_RST 0x56040674L /* RST signal (due to FW reset) */
#define ZF_TINACT_DEF 1000 /* default inactivity timeout (1000 ms) */
struct FIRM_ID { uclong signature; /* ZFIRM/U signature */ uclong zfwctrl_addr; /* pointer to ZFW_CTRL structure */};
/* Op. System id */
#define C_OS_SVR3 0x00000010 /* generic SVR3 */
#define C_OS_XENIX 0x00000011 /* SCO UNIX SVR3.2 */
#define C_OS_SCO 0x00000012 /* SCO UNIX SVR3.2 */
#define C_OS_SVR4 0x00000020 /* generic SVR4 */
#define C_OS_UXWARE 0x00000021 /* UnixWare */
#define C_OS_LINUX 0x00000030 /* generic Linux system */
#define C_OS_SOLARIS 0x00000040 /* generic Solaris system */
#define C_OS_BSD 0x00000050 /* generic BSD system */
#define C_OS_DOS 0x00000070 /* generic DOS system */
#define C_OS_NT 0x00000080 /* generic NT system */
#define C_OS_OS2 0x00000090 /* generic OS/2 system */
#define C_OS_MAC_OS 0x000000a0 /* MAC/OS */
#define C_OS_AIX 0x000000b0 /* IBM AIX */
/* channel op_mode */
#define C_CH_DISABLE 0x00000000 /* channel is disabled */
#define C_CH_TXENABLE 0x00000001 /* channel Tx enabled */
#define C_CH_RXENABLE 0x00000002 /* channel Rx enabled */
#define C_CH_ENABLE 0x00000003 /* channel Tx/Rx enabled */
#define C_CH_LOOPBACK 0x00000004 /* Loopback mode */
/* comm_parity - parity */
#define C_PR_NONE 0x00000000 /* None */
#define C_PR_ODD 0x00000001 /* Odd */
#define C_PR_EVEN 0x00000002 /* Even */
#define C_PR_MARK 0x00000004 /* Mark */
#define C_PR_SPACE 0x00000008 /* Space */
#define C_PR_PARITY 0x000000ff
#define C_PR_DISCARD 0x00000100 /* discard char with frame/par error */
#define C_PR_IGNORE 0x00000200 /* ignore frame/par error */
/* comm_data_l - data length and stop bits */
#define C_DL_CS5 0x00000001
#define C_DL_CS6 0x00000002
#define C_DL_CS7 0x00000004
#define C_DL_CS8 0x00000008
#define C_DL_CS 0x0000000f
#define C_DL_1STOP 0x00000010
#define C_DL_15STOP 0x00000020
#define C_DL_2STOP 0x00000040
#define C_DL_STOP 0x000000f0
/* comm_data_l - data length and stop bits */
#define C_CF_NOFIFO 0x00000001
/* interrupt enabling/status */
#define C_IN_DISABLE 0x00000000 /* zero, disable interrupts */
#define C_IN_TXBEMPTY 0x00000001 /* tx buffer empty */
#define C_IN_TXLOWWM 0x00000002 /* tx buffer below LWM */
#define C_IN_TXFEMPTY 0x00000004 /* tx buffer + FIFO + shift reg. empty */
#define C_IN_RXHIWM 0x00000010 /* rx buffer above HWM */
#define C_IN_RXNNDT 0x00000020 /* rx no new data timeout */
#define C_IN_MDCD 0x00000100 /* modem DCD change */
#define C_IN_MDSR 0x00000200 /* modem DSR change */
#define C_IN_MRI 0x00000400 /* modem RI change */
#define C_IN_MCTS 0x00000800 /* modem CTS change */
#define C_IN_RXBRK 0x00001000 /* Break received */
#define C_IN_PR_ERROR 0x00002000 /* parity error */
#define C_IN_FR_ERROR 0x00004000 /* frame error */
#define C_IN_OVR_ERROR 0x00008000 /* overrun error */
#define C_IN_RXOFL 0x00010000 /* RX buffer overflow */
#define C_IN_IOCTLW 0x00020000 /* I/O control w/ wait */
#define C_IN_MRTS 0x00040000 /* modem RTS drop */
#define C_IN_ICHAR 0x00080000 /* special intr. char received */
/* flow control */
#define C_FL_OXX 0x00000001 /* output Xon/Xoff flow control */
#define C_FL_IXX 0x00000002 /* input Xon/Xoff flow control */
#define C_FL_OIXANY 0x00000004 /* output Xon/Xoff (any xon) */
#define C_FL_SWFLOW 0x0000000f
/* flow status */
#define C_FS_TXIDLE 0x00000000 /* no Tx data in the buffer or UART */
#define C_FS_SENDING 0x00000001 /* UART is sending data */
#define C_FS_SWFLOW 0x00000002 /* Tx is stopped by received Xoff */
/* rs_control/rs_status RS-232 signals */
#define C_RS_PARAM 0x80000000 /* Indicates presence of parameter in
IOCTLM command */#define C_RS_RTS 0x00000001 /* RTS */
#define C_RS_DTR 0x00000004 /* DTR */
#define C_RS_DCD 0x00000100 /* CD */
#define C_RS_DSR 0x00000200 /* DSR */
#define C_RS_RI 0x00000400 /* RI */
#define C_RS_CTS 0x00000800 /* CTS */
/* commands Host <-> Board */
#define C_CM_RESET 0x01 /* resets/flushes buffers */
#define C_CM_IOCTL 0x02 /* re-reads CH_CTRL */
#define C_CM_IOCTLW 0x03 /* re-reads CH_CTRL, intr when done */
#define C_CM_IOCTLM 0x04 /* RS-232 outputs change */
#define C_CM_SENDXOFF 0x10 /* sends Xoff */
#define C_CM_SENDXON 0x11 /* sends Xon */
#define C_CM_CLFLOW 0x12 /* Clears flow control (resume) */
#define C_CM_SENDBRK 0x41 /* sends break */
#define C_CM_INTBACK 0x42 /* Interrupt back */
#define C_CM_SET_BREAK 0x43 /* Tx break on */
#define C_CM_CLR_BREAK 0x44 /* Tx break off */
#define C_CM_CMD_DONE 0x45 /* Previous command done */
#define C_CM_INTBACK2 0x46 /* Alternate Interrupt back */
#define C_CM_TINACT 0x51 /* sets inactivity detection */
#define C_CM_IRQ_ENBL 0x52 /* enables generation of interrupts */
#define C_CM_IRQ_DSBL 0x53 /* disables generation of interrupts */
#define C_CM_ACK_ENBL 0x54 /* enables acknolowdged interrupt mode */
#define C_CM_ACK_DSBL 0x55 /* disables acknolowdged intr mode */
#define C_CM_FLUSH_RX 0x56 /* flushes Rx buffer */
#define C_CM_FLUSH_TX 0x57 /* flushes Tx buffer */
#define C_CM_Q_ENABLE 0x58 /* enables queue access from the driver */
#define C_CM_Q_DISABLE 0x59 /* disables queue access from the driver */
#define C_CM_TXBEMPTY 0x60 /* Tx buffer is empty */
#define C_CM_TXLOWWM 0x61 /* Tx buffer low water mark */
#define C_CM_RXHIWM 0x62 /* Rx buffer high water mark */
#define C_CM_RXNNDT 0x63 /* rx no new data timeout */
#define C_CM_TXFEMPTY 0x64 /* Tx buffer, FIFO and shift reg. are empty */
#define C_CM_ICHAR 0x65 /* Special Interrupt Character received */
#define C_CM_MDCD 0x70 /* modem DCD change */
#define C_CM_MDSR 0x71 /* modem DSR change */
#define C_CM_MRI 0x72 /* modem RI change */
#define C_CM_MCTS 0x73 /* modem CTS change */
#define C_CM_MRTS 0x74 /* modem RTS drop */
#define C_CM_RXBRK 0x84 /* Break received */
#define C_CM_PR_ERROR 0x85 /* Parity error */
#define C_CM_FR_ERROR 0x86 /* Frame error */
#define C_CM_OVR_ERROR 0x87 /* Overrun error */
#define C_CM_RXOFL 0x88 /* RX buffer overflow */
#define C_CM_CMDERROR 0x90 /* command error */
#define C_CM_FATAL 0x91 /* fatal error */
#define C_CM_HW_RESET 0x92 /* reset board */
/*
* CH_CTRL - This per port structure contains all parameters * that control an specific port. It can be seen as the * configuration registers of a "super-serial-controller". */
struct CH_CTRL { uclong op_mode; /* operation mode */ uclong intr_enable; /* interrupt masking for the UART */ uclong sw_flow; /* SW flow control */ uclong flow_status; /* output flow status */ uclong comm_baud; /* baud rate - numerically specified */ uclong comm_parity; /* parity */ uclong comm_data_l; /* data length/stop */ uclong comm_flags; /* other flags */ uclong hw_flow; /* HW flow control */ uclong rs_control; /* RS-232 outputs */ uclong rs_status; /* RS-232 inputs */ uclong flow_xon; /* xon char */ uclong flow_xoff; /* xoff char */ uclong hw_overflow; /* hw overflow counter */ uclong sw_overflow; /* sw overflow counter */ uclong comm_error; /* frame/parity error counter */ uclong ichar; /* special interrupt char */ uclong filler[7]; /* filler to align structures */};
/*
* BUF_CTRL - This per channel structure contains * all Tx and Rx buffer control for a given channel. */
struct BUF_CTRL { uclong flag_dma; /* buffers are in Host memory */ uclong tx_bufaddr; /* address of the tx buffer */ uclong tx_bufsize; /* tx buffer size */ uclong tx_threshold; /* tx low water mark */ uclong tx_get; /* tail index tx buf */ uclong tx_put; /* head index tx buf */ uclong rx_bufaddr; /* address of the rx buffer */ uclong rx_bufsize; /* rx buffer size */ uclong rx_threshold; /* rx high water mark */ uclong rx_get; /* tail index rx buf */ uclong rx_put; /* head index rx buf */ uclong filler[5]; /* filler to align structures */};
/*
* BOARD_CTRL - This per board structure contains all global * control fields related to the board. */
struct BOARD_CTRL {
/* static info provided by the on-board CPU */ uclong n_channel; /* number of channels */ uclong fw_version; /* firmware version */
/* static info provided by the driver */ uclong op_system; /* op_system id */ uclong dr_version; /* driver version */
/* board control area */ uclong inactivity; /* inactivity control */
/* host to FW commands */ uclong hcmd_channel; /* channel number */ uclong hcmd_param; /* parameter */
/* FW to Host commands */ uclong fwcmd_channel; /* channel number */ uclong fwcmd_param; /* parameter */ uclong zf_int_queue_addr; /* offset for INT_QUEUE structure */
/* filler so the structures are aligned */ uclong filler[6];};
/* Host Interrupt Queue */
#define QUEUE_SIZE (10*MAX_CHAN)
struct INT_QUEUE { unsigned char intr_code[QUEUE_SIZE]; unsigned long channel[QUEUE_SIZE]; unsigned long param[QUEUE_SIZE]; unsigned long put; unsigned long get;};
/*
* ZFW_CTRL - This is the data structure that includes all other * data structures used by the Firmware. */ struct ZFW_CTRL { struct BOARD_CTRL board_ctrl; struct CH_CTRL ch_ctrl[MAX_CHAN]; struct BUF_CTRL buf_ctrl[MAX_CHAN];};
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