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162 lines
6.4 KiB
PHP
162 lines
6.4 KiB
PHP
;****************************************************************************
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;* *
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;* ser-kernel.inc *
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;* *
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;* Serial communication API *
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;* *
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;* *
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;* *
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;*(C) 2003-2006, Ullrich von Bassewitz *
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;* Römerstrasse 52 *
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;* D-70794 Filderstadt *
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;*EMail: uz@cc65.org *
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;* *
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;* *
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;*This software is provided 'as-is', without any expressed or implied *
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;*warranty. In no event will the authors be held liable for any damages *
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;*arising from the use of this software. *
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;* *
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;*Permission is granted to anyone to use this software for any purpose, *
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;*including commercial applications, and to alter it and redistribute it *
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;*freely, subject to the following restrictions: *
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;* *
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;*1. The origin of this software must not be misrepresented; you must not *
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;* claim that you wrote the original software. If you use this software *
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;* in a product, an acknowledgment in the product documentation would be *
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;* appreciated but is not required. *
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;*2. Altered source versions must be plainly marked as such, and must not *
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;* be misrepresented as being the original software. *
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;*3. This notice may not be removed or altered from any source *
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;* distribution. *
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;* *
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;****************************************************************************
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;------------------------------------------------------------------------------
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; The driver header
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.struct SER_HDR
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ID .byte 3 ; Contains 0x73, 0x65, 0x72 ("ser")
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VERSION .byte 1 ; Interface version
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JUMPTAB .struct
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INSTALL .word ; INSTALL routine
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UNINSTALL .word ; UNINSTALL routine
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OPEN .word ; OPEN routine
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CLOSE .word ; CLOSE routine
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GET .word ; GET routine
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PUT .word ; PUT routine
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STATUS .word ; STATUS routine
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IOCTL .word ; IOCTL routine
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IRQ .word ; IRQ routine
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.endstruct
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.endstruct
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;------------------------------------------------------------------------------
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; The SER API version, stored SER_HDR::VERSION
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SER_API_VERSION = $00
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;------------------------------------------------------------------------------
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; ser_params
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.struct SER_PARAMS
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BAUDRATE .byte ; Baudrate
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DATABITS .byte ; Number of data bits
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STOPBITS .byte ; Number of stop bits
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PARITY .byte ; Parity setting
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HANDSHAKE .byte ; Type of handshake to use
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.endstruct
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;------------------------------------------------------------------------------
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; Serial parameters
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; Baudrate
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SER_BAUD_45_5 = $00
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SER_BAUD_50 = $01
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SER_BAUD_75 = $02
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SER_BAUD_110 = $03
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SER_BAUD_134_5 = $04
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SER_BAUD_150 = $05
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SER_BAUD_300 = $06
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SER_BAUD_600 = $07
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SER_BAUD_1200 = $08
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SER_BAUD_1800 = $09
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SER_BAUD_2400 = $0A
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SER_BAUD_3600 = $0B
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SER_BAUD_4800 = $0C
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SER_BAUD_7200 = $0D
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SER_BAUD_9600 = $0E
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SER_BAUD_19200 = $0F
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SER_BAUD_38400 = $10
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SER_BAUD_57600 = $11
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SER_BAUD_115200 = $12
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SER_BAUD_230400 = $13
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SER_BAUD_31250 = $14
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SER_BAUD_62500 = $15
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; Data bit settings
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SER_BITS_5 = $00
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SER_BITS_6 = $01
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SER_BITS_7 = $02
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SER_BITS_8 = $03
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; Stop bit settings
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SER_STOP_1 = $00
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SER_STOP_2 = $01
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; Parity
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SER_PAR_NONE = $00
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SER_PAR_ODD = $01
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SER_PAR_EVEN = $02
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SER_PAR_MARK = $03
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SER_PAR_SPACE = $04
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; Handshake
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SER_HS_NONE = $00 ; No handshake
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SER_HS_HW = $01 ; Hardware (RTS/CTS) handshake
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SER_HS_SW = $02 ; Software handshake
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; Bit masks to mask out things from the status returned by rs232_status
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SER_STATUS_PE = $01 ; Parity error
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SER_STATUS_FE = $02 ; Framing error
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SER_STATUS_OE = $04 ; Overrun error
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SER_STATUS_DCD = $20 ; NOT data carrier detect
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SER_STATUS_DSR = $40 ; NOT data set ready
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;------------------------------------------------------------------------------
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; Variables
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.global _ser_drv ; Pointer to driver
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;------------------------------------------------------------------------------
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; Driver entry points
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.global ser_install
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.global ser_uninstall
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.global ser_open
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.global ser_close
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.global ser_get
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.global ser_put
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.global ser_status
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.global ser_ioctl
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.global ser_irq
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;------------------------------------------------------------------------------
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; C callable functions
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.global _ser_load_driver
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.global _ser_unload
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.global _ser_install
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.global _ser_uninstall
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.global _ser_open
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.global _ser_close
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.global _ser_get
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.global _ser_put
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.global _ser_status
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.global _ser_ioctl
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.global _ser_clear_ptr
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