MCRA(1)

NAME
mcra - manual page for mcra 4.19.0

DESCRIPTION

    Mellanox Configuration Registers Access tool Usage: mcra [-s <i2c-secondary>] [-a <adb dump>] [-v] [-h] [-c] <device>

    <addr[.<bit offset>:<bit size>]|[,<bytes number>]> [data] If data is given, operation is write. Otherwise it is read. If a bit range is given in the address (E.G.: 0xf0014.16:8):

For read
    - Only the requested bits are printed.

    For write - Read-Modify-Write. Only the requested bits are changed.

    If 'bytes number' is given in the address (E.G.: 0xf0014,16):

For read
    - Will read a block (its size is the given bytes number).

For write - User need to give list of dwrods to write,
    number of dwords should be (bytes number/4).

DESCRIPTION:

    Reads/writes a single word from/to a device configuration register space

-s <i2c-secondary> : I2C secondary address.

-a <dump file> : adb dump file, used for access by path.

-c  : clear the device's PCI semaphore.

-h  : Print this help message.

-v  : Display version info

  Environment Variables:

ADB_DUMP
    : Holds the path to adb dump, used for access by path (can be overridden by "-a").

SEE ALSO
The full documentation for mcra is maintained as a Texinfo manual. If the info and mcra programs are properly installed at your site, the command

    info mcra

should give you access to the complete manual.