Char: moxa, add firmware loading

Substitute ioctl load firmware interface by kernel firmware api.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Tested-by: Oyvind Aabling <Oyvind.Aabling@uni-c.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 296 insertions, 0 deletions

diff --git a/drivers/char/moxa.h b/drivers/char/moxa.h
new file mode 100644
index 000000000000..2a38d17cbc1c
--- /dev/null
+++ b/drivers/char/moxa.h
@@ -0,0 +1,296 @@
+#ifndef MOXA_H_FILE
+#define MOXA_H_FILE
+
+/*
+ *    System Configuration
+ */
+
+#define Magic_code      0x404
+
+/*
+ *    for C218 BIOS initialization
+ */
+#define C218_ConfBase   0x800
+#define C218_status     (C218_ConfBase + 0)     /* BIOS running status    */
+#define C218_diag       (C218_ConfBase + 2)     /* diagnostic status      */
+#define C218_key        (C218_ConfBase + 4)     /* WORD (0x218 for C218) */
+#define C218DLoad_len   (C218_ConfBase + 6)     /* WORD           */
+#define C218check_sum   (C218_ConfBase + 8)     /* BYTE           */
+#define C218chksum_ok   (C218_ConfBase + 0x0a)  /* BYTE (1:ok)            */
+#define C218_TestRx     (C218_ConfBase + 0x10)  /* 8 bytes for 8 ports    */
+#define C218_TestTx     (C218_ConfBase + 0x18)  /* 8 bytes for 8 ports    */
+#define C218_RXerr      (C218_ConfBase + 0x20)  /* 8 bytes for 8 ports    */
+#define C218_ErrFlag    (C218_ConfBase + 0x28)  /* 8 bytes for 8 ports    */
+
+#define C218_LoadBuf    0x0F00
+#define C218_KeyCode    0x218
+#define CP204J_KeyCode  0x204
+
+/*
+ *    for C320 BIOS initialization
+ */
+#define C320_ConfBase   0x800
+#define C320_LoadBuf    0x0f00
+#define STS_init        0x05    /* for C320_status        */
+
+#define C320_status     C320_ConfBase + 0       /* BIOS running status    */
+#define C320_diag       C320_ConfBase + 2       /* diagnostic status      */
+#define C320_key        C320_ConfBase + 4       /* WORD (0320H for C320) */
+#define C320DLoad_len   C320_ConfBase + 6       /* WORD           */
+#define C320check_sum   C320_ConfBase + 8       /* WORD           */
+#define C320chksum_ok   C320_ConfBase + 0x0a    /* WORD (1:ok)            */
+#define C320bapi_len    C320_ConfBase + 0x0c    /* WORD           */
+#define C320UART_no     C320_ConfBase + 0x0e    /* WORD           */
+
+#define C320_KeyCode    0x320
+
+#define FixPage_addr    0x0000  /* starting addr of static page  */
+#define DynPage_addr    0x2000  /* starting addr of dynamic page */
+#define C218_start      0x3000  /* starting addr of C218 BIOS prg */
+#define Control_reg     0x1ff0  /* select page and reset control */
+#define HW_reset        0x80
+
+/*
+ *    Function Codes
+ */
+#define FC_CardReset    0x80
+#define FC_ChannelReset 1       /* C320 firmware not supported */
+#define FC_EnableCH     2
+#define FC_DisableCH    3
+#define FC_SetParam     4
+#define FC_SetMode      5
+#define FC_SetRate      6
+#define FC_LineControl  7
+#define FC_LineStatus   8
+#define FC_XmitControl  9
+#define FC_FlushQueue   10
+#define FC_SendBreak    11
+#define FC_StopBreak    12
+#define FC_LoopbackON   13
+#define FC_LoopbackOFF  14
+#define FC_ClrIrqTable  15
+#define FC_SendXon      16
+#define FC_SetTermIrq   17      /* C320 firmware not supported */
+#define FC_SetCntIrq    18      /* C320 firmware not supported */
+#define FC_SetBreakIrq  19
+#define FC_SetLineIrq   20
+#define FC_SetFlowCtl   21
+#define FC_GenIrq       22
+#define FC_InCD180      23
+#define FC_OutCD180     24
+#define FC_InUARTreg    23
+#define FC_OutUARTreg   24
+#define FC_SetXonXoff   25
+#define FC_OutCD180CCR  26
+#define FC_ExtIQueue    27
+#define FC_ExtOQueue    28
+#define FC_ClrLineIrq   29
+#define FC_HWFlowCtl    30
+#define FC_GetClockRate 35
+#define FC_SetBaud      36
+#define FC_SetDataMode  41
+#define FC_GetCCSR      43
+#define FC_GetDataError 45
+#define FC_RxControl    50
+#define FC_ImmSend      51
+#define FC_SetXonState  52
+#define FC_SetXoffState 53
+#define FC_SetRxFIFOTrig 54
+#define FC_SetTxFIFOCnt 55
+#define FC_UnixRate     56
+#define FC_UnixResetTimer 57
+
+#define RxFIFOTrig1     0
+#define RxFIFOTrig4     1
+#define RxFIFOTrig8     2
+#define RxFIFOTrig14    3
+
+/*
+ *    Dual-Ported RAM
+ */
+#define DRAM_global     0
+#define INT_data        (DRAM_global + 0)
+#define Config_base     (DRAM_global + 0x108)
+
+#define IRQindex        (INT_data + 0)
+#define IRQpending      (INT_data + 4)
+#define IRQtable        (INT_data + 8)
+
+/*
+ *    Interrupt Status
+ */
+#define IntrRx          0x01    /* receiver data O.K.             */
+#define IntrTx          0x02    /* transmit buffer empty  */
+#define IntrFunc        0x04    /* function complete              */
+#define IntrBreak       0x08    /* received break         */
+#define IntrLine        0x10    /* line status change
+                                   for transmitter                */
+#define IntrIntr        0x20    /* received INTR code             */
+#define IntrQuit        0x40    /* received QUIT code             */
+#define IntrEOF         0x80    /* received EOF code              */
+
+#define IntrRxTrigger   0x100   /* rx data count reach tigger value */
+#define IntrTxTrigger   0x200   /* tx data count below trigger value */
+
+#define Magic_no        (Config_base + 0)
+#define Card_model_no   (Config_base + 2)
+#define Total_ports     (Config_base + 4)
+#define Module_cnt      (Config_base + 8)
+#define Module_no       (Config_base + 10)
+#define Timer_10ms      (Config_base + 14)
+#define Disable_IRQ     (Config_base + 20)
+#define TMS320_PORT1    (Config_base + 22)
+#define TMS320_PORT2    (Config_base + 24)
+#define TMS320_CLOCK    (Config_base + 26)
+
+/*
+ *    DATA BUFFER in DRAM
+ */
+#define Extern_table    0x400   /* Base address of the external table
+                                   (24 words *    64) total 3K bytes
+                                   (24 words * 128) total 6K bytes */
+#define Extern_size     0x60    /* 96 bytes                       */
+#define RXrptr          0x00    /* read pointer for RX buffer     */
+#define RXwptr          0x02    /* write pointer for RX buffer    */
+#define TXrptr          0x04    /* read pointer for TX buffer     */
+#define TXwptr          0x06    /* write pointer for TX buffer    */
+#define HostStat        0x08    /* IRQ flag and general flag      */
+#define FlagStat        0x0A
+#define FlowControl     0x0C    /* B7 B6 B5 B4 B3 B2 B1 B0              */
+                                        /*  x  x  x  x  |  |  |  |            */
+                                        /*              |  |  |  + CTS flow   */
+                                        /*              |  |  +--- RTS flow   */
+                                        /*              |  +------ TX Xon/Xoff */
+                                        /*              +--------- RX Xon/Xoff */
+#define Break_cnt       0x0E    /* received break count   */
+#define CD180TXirq      0x10    /* if non-0: enable TX irq        */
+#define RX_mask         0x12
+#define TX_mask         0x14
+#define Ofs_rxb         0x16
+#define Ofs_txb         0x18
+#define Page_rxb        0x1A
+#define Page_txb        0x1C
+#define EndPage_rxb     0x1E
+#define EndPage_txb     0x20
+#define Data_error      0x22
+#define RxTrigger       0x28
+#define TxTrigger       0x2a
+
+#define rRXwptr         0x34
+#define Low_water       0x36
+
+#define FuncCode        0x40
+#define FuncArg         0x42
+#define FuncArg1        0x44
+
+#define C218rx_size     0x2000  /* 8K bytes */
+#define C218tx_size     0x8000  /* 32K bytes */
+
+#define C218rx_mask     (C218rx_size - 1)
+#define C218tx_mask     (C218tx_size - 1)
+
+#define C320p8rx_size   0x2000
+#define C320p8tx_size   0x8000
+#define C320p8rx_mask   (C320p8rx_size - 1)
+#define C320p8tx_mask   (C320p8tx_size - 1)
+
+#define C320p16rx_size  0x2000
+#define C320p16tx_size  0x4000
+#define C320p16rx_mask  (C320p16rx_size - 1)
+#define C320p16tx_mask  (C320p16tx_size - 1)
+
+#define C320p24rx_size  0x2000
+#define C320p24tx_size  0x2000
+#define C320p24rx_mask  (C320p24rx_size - 1)
+#define C320p24tx_mask  (C320p24tx_size - 1)
+
+#define C320p32rx_size  0x1000
+#define C320p32tx_size  0x1000
+#define C320p32rx_mask  (C320p32rx_size - 1)
+#define C320p32tx_mask  (C320p32tx_size - 1)
+
+#define Page_size       0x2000
+#define Page_mask       (Page_size - 1)
+#define C218rx_spage    3
+#define C218tx_spage    4
+#define C218rx_pageno   1
+#define C218tx_pageno   4
+#define C218buf_pageno  5
+
+#define C320p8rx_spage  3
+#define C320p8tx_spage  4
+#define C320p8rx_pgno   1
+#define C320p8tx_pgno   4
+#define C320p8buf_pgno  5
+
+#define C320p16rx_spage 3
+#define C320p16tx_spage 4
+#define C320p16rx_pgno  1
+#define C320p16tx_pgno  2
+#define C320p16buf_pgno 3
+
+#define C320p24rx_spage 3
+#define C320p24tx_spage 4
+#define C320p24rx_pgno  1
+#define C320p24tx_pgno  1
+#define C320p24buf_pgno 2
+
+#define C320p32rx_spage 3
+#define C320p32tx_ofs   C320p32rx_size
+#define C320p32tx_spage 3
+#define C320p32buf_pgno 1
+
+/*
+ *    Host Status
+ */
+#define WakeupRx        0x01
+#define WakeupTx        0x02
+#define WakeupBreak     0x08
+#define WakeupLine      0x10
+#define WakeupIntr      0x20
+#define WakeupQuit      0x40
+#define WakeupEOF       0x80    /* used in VTIME control */
+#define WakeupRxTrigger 0x100
+#define WakeupTxTrigger 0x200
+/*
+ *    Flag status
+ */
+#define Rx_over         0x01
+#define Xoff_state      0x02
+#define Tx_flowOff      0x04
+#define Tx_enable       0x08
+#define CTS_state       0x10
+#define DSR_state       0x20
+#define DCD_state       0x80
+/*
+ *    FlowControl
+ */
+#define CTS_FlowCtl     1
+#define RTS_FlowCtl     2
+#define Tx_FlowCtl      4
+#define Rx_FlowCtl      8
+#define IXM_IXANY       0x10
+
+#define LowWater        128
+
+#define DTR_ON          1
+#define RTS_ON          2
+#define CTS_ON          1
+#define DSR_ON          2
+#define DCD_ON          8
+
+/* mode definition */
+#define MX_CS8          0x03
+#define MX_CS7          0x02
+#define MX_CS6          0x01
+#define MX_CS5          0x00
+
+#define MX_STOP1        0x00
+#define MX_STOP15       0x04
+#define MX_STOP2        0x08
+
+#define MX_PARNONE      0x00
+#define MX_PAREVEN      0x40
+#define MX_PARODD       0xC0
+
+#endif