Changes between Version 2 and Version 3 of tty_driver


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Timestamp:
Oct 25, 2014, 9:26:08 PM (10 years ago)
Author:
alain
Comment:

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  • tty_driver

    v2 v3  
    77This ''vci_multi_tty'' component is a multi-terminals controller. It is an ''external'' peripheral.
    88
    9 The total number of terminals must be defined by the configuration  parameter NB_TTY_CHANNELS in the hard_config.h file.
     9The total number of terminals must be defined by the configuration  parameter NB_TTY_CHANNELS in the ''hard_config.h'' file.
    1010
    11 The kernel terminal is TTY[0]. The user TTYs are allocated to applications by the GIET in the boot phase, as defined in the mapping_info data structure. The corresponding tty_id must be stored in the context of the task by the boot code.
     11The kernel terminal is TTY[0]. The user TTYs are allocated to applications by the GIET-VM in the boot phase, as defined in the mapping. The corresponding global index is stored in the context of the task.
    1212
    1313The SEG_TTY_BASE address must be defined in the hard_config.h file.
    … …  
    1616
    1717The addressable registers map are defined [source:soft/giet_vm/giet_drivers/tty_driver.h here].
    18 
    19 
    2018
    2119