€•3a      Œsphinx.addnodes”Œdocument”“”)”}”(Œ	rawsource”Œ ”Œchildren”]”(Œtranslations”ŒLanguagesNode”“”)”}”(hhh]”(h Œpending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ
attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ	refdomain”Œstd”Œreftype”Œdoc”Œ	reftarget”Œ//translations/zh_CN/misc-devices/oxsemi-tornado”Œmodname”NŒ	classname”NŒrefexplicit”ˆuŒtagname”hhhubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ//translations/zh_TW/misc-devices/oxsemi-tornado”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ//translations/it_IT/misc-devices/oxsemi-tornado”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ//translations/ja_JP/misc-devices/oxsemi-tornado”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ//translations/ko_KR/misc-devices/oxsemi-tornado”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒSpanish”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ//translations/sp_SP/misc-devices/oxsemi-tornado”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h
hhŒ	_document”hŒsource”NŒline”NubhŒcomment”“”)”}”(hŒ SPDX-License-Identifier: GPL-2.0”h]”hŒ SPDX-License-Identifier: GPL-2.0”…””}”hh£sbah}”(h]”h ]”h"]”h$]”h&]”Œ	xml:space”Œpreserve”uh1h¡hhhžhhŸŒI/var/lib/git/docbuild/linux/Documentation/misc-devices/oxsemi-tornado.rst”h KubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒDNotes on Oxford Semiconductor PCIe (Tornado) 950 serial port devices”h]”hŒDNotes on Oxford Semiconductor PCIe (Tornado) 950 serial port devices”…””}”(hh»hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¹hh¶hžhhŸh³h KubhŒ	paragraph”“”)”}”(hŒOxford Semiconductor PCIe (Tornado) 950 serial port devices are driven
by a fixed 62.5MHz clock input derived from the 100MHz PCI Express clock.”h]”hŒOxford Semiconductor PCIe (Tornado) 950 serial port devices are driven
by a fixed 62.5MHz clock input derived from the 100MHz PCI Express clock.”…””}”(hhËhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Khh¶hžhubhÊ)”}”(hX!  The baud rate produced by the baud generator is obtained from this input
frequency by dividing it by the clock prescaler, which can be set to any
value from 1 to 63.875 in increments of 0.125, and then the usual 16-bit
divisor is used as with the original 8250, to divide the frequency by a
value from 1 to 65535.  Finally a programmable oversampling rate is used
that can take any value from 4 to 16 to divide the frequency further and
determine the actual baud rate used.  Baud rates from 15625000bps down
to 0.933bps can be obtained this way.”h]”hX!  The baud rate produced by the baud generator is obtained from this input
frequency by dividing it by the clock prescaler, which can be set to any
value from 1 to 63.875 in increments of 0.125, and then the usual 16-bit
divisor is used as with the original 8250, to divide the frequency by a
value from 1 to 65535.  Finally a programmable oversampling rate is used
that can take any value from 4 to 16 to divide the frequency further and
determine the actual baud rate used.  Baud rates from 15625000bps down
to 0.933bps can be obtained this way.”…””}”(hhÙhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h K
hh¶hžhubhÊ)”}”(hXš  By default the oversampling rate is set to 16 and the clock prescaler is
set to 33.875, meaning that the frequency to be used as the reference
for the usual 16-bit divisor is 115313.653, which is close enough to the
frequency of 115200 used by the original 8250 for the same values to be
used for the divisor to obtain the requested baud rates by software that
is unaware of the extra clock controls available.”h]”hXš  By default the oversampling rate is set to 16 and the clock prescaler is
set to 33.875, meaning that the frequency to be used as the reference
for the usual 16-bit divisor is 115313.653, which is close enough to the
frequency of 115200 used by the original 8250 for the same values to be
used for the divisor to obtain the requested baud rates by software that
is unaware of the extra clock controls available.”…””}”(hhçhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Khh¶hžhubhÊ)”}”(hXÈ  The oversampling rate is programmed with the TCR register and the clock
prescaler is programmed with the CPR/CPR2 register pair [OX200]_ [OX952]_
[OX954]_ [OX958]_.  To switch away from the default value of 33.875 for
the prescaler the enhanced mode has to be explicitly enabled though, by
setting bit 4 of the EFR.  In that mode setting bit 7 in the MCR enables
the prescaler or otherwise it is bypassed as if the value of 1 was used.
Additionally writing any value to CPR clears CPR2 for compatibility with
old software written for older conventional PCI Oxford Semiconductor
devices that do not have the extra prescaler's 9th bit in CPR2, so the
CPR/CPR2 register pair has to be programmed in the right order.”h]”(hŒ€The oversampling rate is programmed with the TCR register and the clock
prescaler is programmed with the CPR/CPR2 register pair ”…””}”(hhõhžhhŸNh Nubh)”}”(hŒOX200”h]”hŒinline”“”)”}”(hhÿh]”hŒ[OX200]”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j  hhýubah}”(h]”Œid1”ah ]”h"]”h$]”h&]”Œ	refdomain”Œcitation”Œreftype”Œref”Œ	reftarget”hÿŒrefwarn”ˆŒsupport_smartquotes”‰uh1hhŸh³h KhhõhžhubhŒ ”…””}”(hhõhžhhŸNh Nubh)”}”(hŒOX952”h]”j  )”}”(hj$  h]”hŒ[OX952]”…””}”(hj&  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j  hj"  ubah}”(h]”Œid2”ah ]”h"]”h$]”h&]”Œ	refdomain”j  Œreftype”j  Œ	reftarget”j$  Œrefwarn”ˆŒsupport_smartquotes”‰uh1hhŸh³h KhhõhžhubhŒ
”…””}”(hhõhžhhŸNh Nubh)”}”(hŒOX954”h]”j  )”}”(hjE  h]”hŒ[OX954]”…””}”(hjG  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j  hjC  ubah}”(h]”Œid3”ah ]”h"]”h$]”h&]”Œ	refdomain”j  Œreftype”j  Œ	reftarget”jE  Œrefwarn”ˆŒsupport_smartquotes”‰uh1hhŸh³h KhhõhžhubhŒ ”…””}”hhõsbh)”}”(hŒOX958”h]”j  )”}”(hjf  h]”hŒ[OX958]”…””}”(hjh  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j  hjd  ubah}”(h]”Œid4”ah ]”h"]”h$]”h&]”Œ	refdomain”j  Œreftype”j  Œ	reftarget”jf  Œrefwarn”ˆŒsupport_smartquotes”‰uh1hhŸh³h KhhõhžhubhX'  .  To switch away from the default value of 33.875 for
the prescaler the enhanced mode has to be explicitly enabled though, by
setting bit 4 of the EFR.  In that mode setting bit 7 in the MCR enables
the prescaler or otherwise it is bypassed as if the value of 1 was used.
Additionally writing any value to CPR clears CPR2 for compatibility with
old software written for older conventional PCI Oxford Semiconductor
devices that do not have the extra prescalerâ€™s 9th bit in CPR2, so the
CPR/CPR2 register pair has to be programmed in the right order.”…””}”(hhõhžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Khh¶hžhubhÊ)”}”(hŒ®By using these parameters rates from 15625000bps down to 1bps can be
obtained, with either exact or highly-accurate actual bit rates for
standard and many non-standard rates.”h]”hŒ®By using these parameters rates from 15625000bps down to 1bps can be
obtained, with either exact or highly-accurate actual bit rates for
standard and many non-standard rates.”…””}”(hj‹  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h K%hh¶hžhubhÊ)”}”(hX|  Here are the figures for the standard and some non-standard baud rates
(including those quoted in Oxford Semiconductor documentation), giving
the requested rate (r), the actual rate yielded (a) and its deviation
from the requested rate (d), and the values of the oversampling rate
(tcr), the clock prescaler (cpr) and the divisor (div) produced by the
new ``get_divisor`` handler:”h]”(hXd  Here are the figures for the standard and some non-standard baud rates
(including those quoted in Oxford Semiconductor documentation), giving
the requested rate (r), the actual rate yielded (a) and its deviation
from the requested rate (d), and the values of the oversampling rate
(tcr), the clock prescaler (cpr) and the divisor (div) produced by the
new ”…””}”(hj™  hžhhŸNh NubhŒliteral”“”)”}”(hŒ``get_divisor``”h]”hŒget_divisor”…””}”(hj£  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hj™  ubhŒ	 handler:”…””}”(hj™  hžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h K)hh¶hžhubhŒliteral_block”“”)”}”(hXÖ
  r: 15625000, a: 15625000.00, d:  0.0000%, tcr:  4, cpr:  1.000, div:     1
r: 12500000, a: 12500000.00, d:  0.0000%, tcr:  5, cpr:  1.000, div:     1
r: 10416666, a: 10416666.67, d:  0.0000%, tcr:  6, cpr:  1.000, div:     1
r:  8928571, a:  8928571.43, d:  0.0000%, tcr:  7, cpr:  1.000, div:     1
r:  7812500, a:  7812500.00, d:  0.0000%, tcr:  8, cpr:  1.000, div:     1
r:  4000000, a:  4000000.00, d:  0.0000%, tcr:  5, cpr:  3.125, div:     1
r:  3686400, a:  3676470.59, d: -0.2694%, tcr:  8, cpr:  2.125, div:     1
r:  3500000, a:  3496503.50, d: -0.0999%, tcr: 13, cpr:  1.375, div:     1
r:  3000000, a:  2976190.48, d: -0.7937%, tcr: 14, cpr:  1.500, div:     1
r:  2500000, a:  2500000.00, d:  0.0000%, tcr: 10, cpr:  2.500, div:     1
r:  2000000, a:  2000000.00, d:  0.0000%, tcr: 10, cpr:  3.125, div:     1
r:  1843200, a:  1838235.29, d: -0.2694%, tcr: 16, cpr:  2.125, div:     1
r:  1500000, a:  1492537.31, d: -0.4975%, tcr:  5, cpr:  8.375, div:     1
r:  1152000, a:  1152073.73, d:  0.0064%, tcr: 14, cpr:  3.875, div:     1
r:   921600, a:   919117.65, d: -0.2694%, tcr: 16, cpr:  2.125, div:     2
r:   576000, a:   576036.87, d:  0.0064%, tcr: 14, cpr:  3.875, div:     2
r:   460800, a:   460829.49, d:  0.0064%, tcr:  7, cpr:  3.875, div:     5
r:   230400, a:   230414.75, d:  0.0064%, tcr: 14, cpr:  3.875, div:     5
r:   115200, a:   115207.37, d:  0.0064%, tcr: 14, cpr:  1.250, div:    31
r:    57600, a:    57603.69, d:  0.0064%, tcr:  8, cpr:  3.875, div:    35
r:    38400, a:    38402.46, d:  0.0064%, tcr: 14, cpr:  3.875, div:    30
r:    19200, a:    19201.23, d:  0.0064%, tcr:  8, cpr:  3.875, div:   105
r:     9600, a:     9600.06, d:  0.0006%, tcr:  9, cpr:  1.125, div:   643
r:     4800, a:     4799.98, d: -0.0004%, tcr:  7, cpr:  2.875, div:   647
r:     2400, a:     2400.02, d:  0.0008%, tcr:  9, cpr:  2.250, div:  1286
r:     1200, a:     1200.00, d:  0.0000%, tcr: 14, cpr:  2.875, div:  1294
r:      300, a:      300.00, d:  0.0000%, tcr: 11, cpr:  2.625, div:  7215
r:      200, a:      200.00, d:  0.0000%, tcr: 16, cpr:  1.250, div: 15625
r:      150, a:      150.00, d:  0.0000%, tcr: 13, cpr:  2.250, div: 14245
r:      134, a:      134.00, d:  0.0000%, tcr: 11, cpr:  2.625, div: 16153
r:      110, a:      110.00, d:  0.0000%, tcr: 12, cpr:  1.000, div: 47348
r:       75, a:       75.00, d:  0.0000%, tcr:  4, cpr:  5.875, div: 35461
r:       50, a:       50.00, d:  0.0000%, tcr: 16, cpr:  1.250, div: 62500
r:       25, a:       25.00, d:  0.0000%, tcr: 16, cpr:  2.500, div: 62500
r:        4, a:        4.00, d:  0.0000%, tcr: 16, cpr: 20.000, div: 48828
r:        2, a:        2.00, d:  0.0000%, tcr: 16, cpr: 40.000, div: 48828
r:        1, a:        1.00, d:  0.0000%, tcr: 16, cpr: 63.875, div: 61154”h]”hXÖ
  r: 15625000, a: 15625000.00, d:  0.0000%, tcr:  4, cpr:  1.000, div:     1
r: 12500000, a: 12500000.00, d:  0.0000%, tcr:  5, cpr:  1.000, div:     1
r: 10416666, a: 10416666.67, d:  0.0000%, tcr:  6, cpr:  1.000, div:     1
r:  8928571, a:  8928571.43, d:  0.0000%, tcr:  7, cpr:  1.000, div:     1
r:  7812500, a:  7812500.00, d:  0.0000%, tcr:  8, cpr:  1.000, div:     1
r:  4000000, a:  4000000.00, d:  0.0000%, tcr:  5, cpr:  3.125, div:     1
r:  3686400, a:  3676470.59, d: -0.2694%, tcr:  8, cpr:  2.125, div:     1
r:  3500000, a:  3496503.50, d: -0.0999%, tcr: 13, cpr:  1.375, div:     1
r:  3000000, a:  2976190.48, d: -0.7937%, tcr: 14, cpr:  1.500, div:     1
r:  2500000, a:  2500000.00, d:  0.0000%, tcr: 10, cpr:  2.500, div:     1
r:  2000000, a:  2000000.00, d:  0.0000%, tcr: 10, cpr:  3.125, div:     1
r:  1843200, a:  1838235.29, d: -0.2694%, tcr: 16, cpr:  2.125, div:     1
r:  1500000, a:  1492537.31, d: -0.4975%, tcr:  5, cpr:  8.375, div:     1
r:  1152000, a:  1152073.73, d:  0.0064%, tcr: 14, cpr:  3.875, div:     1
r:   921600, a:   919117.65, d: -0.2694%, tcr: 16, cpr:  2.125, div:     2
r:   576000, a:   576036.87, d:  0.0064%, tcr: 14, cpr:  3.875, div:     2
r:   460800, a:   460829.49, d:  0.0064%, tcr:  7, cpr:  3.875, div:     5
r:   230400, a:   230414.75, d:  0.0064%, tcr: 14, cpr:  3.875, div:     5
r:   115200, a:   115207.37, d:  0.0064%, tcr: 14, cpr:  1.250, div:    31
r:    57600, a:    57603.69, d:  0.0064%, tcr:  8, cpr:  3.875, div:    35
r:    38400, a:    38402.46, d:  0.0064%, tcr: 14, cpr:  3.875, div:    30
r:    19200, a:    19201.23, d:  0.0064%, tcr:  8, cpr:  3.875, div:   105
r:     9600, a:     9600.06, d:  0.0006%, tcr:  9, cpr:  1.125, div:   643
r:     4800, a:     4799.98, d: -0.0004%, tcr:  7, cpr:  2.875, div:   647
r:     2400, a:     2400.02, d:  0.0008%, tcr:  9, cpr:  2.250, div:  1286
r:     1200, a:     1200.00, d:  0.0000%, tcr: 14, cpr:  2.875, div:  1294
r:      300, a:      300.00, d:  0.0000%, tcr: 11, cpr:  2.625, div:  7215
r:      200, a:      200.00, d:  0.0000%, tcr: 16, cpr:  1.250, div: 15625
r:      150, a:      150.00, d:  0.0000%, tcr: 13, cpr:  2.250, div: 14245
r:      134, a:      134.00, d:  0.0000%, tcr: 11, cpr:  2.625, div: 16153
r:      110, a:      110.00, d:  0.0000%, tcr: 12, cpr:  1.000, div: 47348
r:       75, a:       75.00, d:  0.0000%, tcr:  4, cpr:  5.875, div: 35461
r:       50, a:       50.00, d:  0.0000%, tcr: 16, cpr:  1.250, div: 62500
r:       25, a:       25.00, d:  0.0000%, tcr: 16, cpr:  2.500, div: 62500
r:        4, a:        4.00, d:  0.0000%, tcr: 16, cpr: 20.000, div: 48828
r:        2, a:        2.00, d:  0.0000%, tcr: 16, cpr: 40.000, div: 48828
r:        1, a:        1.00, d:  0.0000%, tcr: 16, cpr: 63.875, div: 61154”…””}”hj½  sbah}”(h]”h ]”h"]”h$]”h&]”h±h²uh1j»  hŸh³h K2hh¶hžhubhÊ)”}”(hXø  With the baud base set to 15625000 and the unsigned 16-bit UART_DIV_MAX
limitation imposed by ``serial8250_get_baud_rate`` standard baud rates
below 300bps become unavailable in the regular way, e.g. the rate of
200bps requires the baud base to be divided by 78125 and that is beyond
the unsigned 16-bit range.  The historic spd_cust feature can still be
used by encoding the values for, the prescaler, the oversampling rate
and the clock divisor (DLM/DLL) as follows to obtain such rates if so
required:”h]”(hŒ^With the baud base set to 15625000 and the unsigned 16-bit UART_DIV_MAX
limitation imposed by ”…””}”(hjË  hžhhŸNh Nubj¢  )”}”(hŒ``serial8250_get_baud_rate``”h]”hŒserial8250_get_baud_rate”…””}”(hjÓ  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hjË  ubhX~   standard baud rates
below 300bps become unavailable in the regular way, e.g. the rate of
200bps requires the baud base to be divided by 78125 and that is beyond
the unsigned 16-bit range.  The historic spd_cust feature can still be
used by encoding the values for, the prescaler, the oversampling rate
and the clock divisor (DLM/DLL) as follows to obtain such rates if so
required:”…””}”(hjË  hžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h KXhh¶hžhubj¼  )”}”(hX   31 29 28             20 19   16 15                            0
+-----+-----------------+-------+-------------------------------+
|0 0 0|    CPR2:CPR     |  TCR  |            DLM:DLL            |
+-----+-----------------+-------+-------------------------------+”h]”hX   31 29 28             20 19   16 15                            0
+-----+-----------------+-------+-------------------------------+
|0 0 0|    CPR2:CPR     |  TCR  |            DLM:DLL            |
+-----+-----------------+-------+-------------------------------+”…””}”hjë  sbah}”(h]”h ]”h"]”h$]”h&]”h±h²uh1j»  hŸh³h Kchh¶hžhubhÊ)”}”(hXÆ  Use a value such encoded for the ``custom_divisor`` field along with the
ASYNC_SPD_CUST flag set in the ``flags`` field in ``struct serial_struct``
passed with the TIOCSSERIAL ioctl(2), such as with the setserial(8)
utility and its ``divisor`` and ``spd_cust`` parameters, and then select
the baud rate of 38400bps.  Note that the value of 0 in TCR sets the
oversampling rate to 16 and prescaler values below 1 in CPR2/CPR are
clamped by the driver to 1.”h]”(hŒ!Use a value such encoded for the ”…””}”(hjù  hžhhŸNh Nubj¢  )”}”(hŒ``custom_divisor``”h]”hŒcustom_divisor”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hjù  ubhŒ5 field along with the
ASYNC_SPD_CUST flag set in the ”…””}”(hjù  hžhhŸNh Nubj¢  )”}”(hŒ	``flags``”h]”hŒflags”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hjù  ubhŒ
 field in ”…””}”(hjù  hžhhŸNh Nubj¢  )”}”(hŒ``struct serial_struct``”h]”hŒstruct serial_struct”…””}”(hj%  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hjù  ubhŒU
passed with the TIOCSSERIAL ioctl(2), such as with the setserial(8)
utility and its ”…””}”(hjù  hžhhŸNh Nubj¢  )”}”(hŒ``divisor``”h]”hŒdivisor”…””}”(hj7  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hjù  ubhŒ and ”…””}”(hjù  hžhhŸNh Nubj¢  )”}”(hŒ``spd_cust``”h]”hŒspd_cust”…””}”(hjI  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¡  hjù  ubhŒÂ parameters, and then select
the baud rate of 38400bps.  Note that the value of 0 in TCR sets the
oversampling rate to 16 and prescaler values below 1 in CPR2/CPR are
clamped by the driver to 1.”…””}”(hjù  hžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Khhh¶hžhubhÊ)”}”(hXC  For example the value of 0x1f4004e2 will set CPR2/CPR, TCR and DLM/DLL
respectively to 0x1f4, 0x0 and 0x04e2, choosing the prescaler value,
the oversampling rate and the clock divisor of 62.500, 16 and 1250
respectively.  These parameters will set the baud rate for the serial
port to 62500000 / 62.500 / 1250 / 16 = 50bps.”h]”hXC  For example the value of 0x1f4004e2 will set CPR2/CPR, TCR and DLM/DLL
respectively to 0x1f4, 0x0 and 0x04e2, choosing the prescaler value,
the oversampling rate and the clock divisor of 62.500, 16 and 1250
respectively.  These parameters will set the baud rate for the serial
port to 62500000 / 62.500 / 1250 / 16 = 50bps.”…””}”(hja  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Kphh¶hžhubhÊ)”}”(hŒ&Maciej W. Rozycki  <macro@orcam.me.uk>”h]”(hŒMaciej W. Rozycki  <”…””}”(hjo  hžhhŸNh NubhŒ	reference”“”)”}”(hŒmacro@orcam.me.uk”h]”hŒmacro@orcam.me.uk”…””}”(hjy  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”Œmailto:macro@orcam.me.uk”uh1jw  hjo  ubhŒ>”…””}”(hjo  hžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Kvhh¶hžhubhj  “”)”}”(hŒ{"OXPCIe200 PCI Express Multi-Port Bridge", Oxford Semiconductor,
Inc., DS-0045, 10 Nov 2008, Section "950 Mode", pp. 64-65
”h]”(hŒlabel”“”)”}”(hŒOX200”h]”hŒOX200”…””}”(hjš  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œsupport_smartquotes”‰uh1j˜  hj”  ubhÊ)”}”(hŒz"OXPCIe200 PCI Express Multi-Port Bridge", Oxford Semiconductor,
Inc., DS-0045, 10 Nov 2008, Section "950 Mode", pp. 64-65”h]”hŒ‚â€œOXPCIe200 PCI Express Multi-Port Bridgeâ€, Oxford Semiconductor,
Inc., DS-0045, 10 Nov 2008, Section â€œ950 Modeâ€, pp. 64-65”…””}”(hj©  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Kxhj”  ubeh}”(h]”Œox200”ah ]”h"]”Œox200”ah$]”h&]”j  aŒdocname”Œmisc-devices/oxsemi-tornado”uh1j  hŸh³h Kxhh¶hžhŒresolved”Kubj“  )”}”(hŒ‰"OXPCIe952 PCI Express Bridge to Dual Serial & Parallel Port",
Oxford Semiconductor, Inc., DS-0046, Mar 06 08, Section "950 Mode",
p. 20
”h]”(j™  )”}”(hŒOX952”h]”hŒOX952”…””}”(hjÆ  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”j¨  ‰uh1j˜  hjÂ  ubhÊ)”}”(hŒˆ"OXPCIe952 PCI Express Bridge to Dual Serial & Parallel Port",
Oxford Semiconductor, Inc., DS-0046, Mar 06 08, Section "950 Mode",
p. 20”h]”hŒâ€œOXPCIe952 PCI Express Bridge to Dual Serial & Parallel Portâ€,
Oxford Semiconductor, Inc., DS-0046, Mar 06 08, Section â€œ950 Modeâ€,
p. 20”…””}”(hjÔ  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h K{hjÂ  ubeh}”(h]”Œox952”ah ]”h"]”Œox952”ah$]”h&]”j5  aj¿  jÀ  uh1j  hŸh³h K{hh¶hžhjÁ  Kubj“  )”}”(hŒ{"OXPCIe954 PCI Express Bridge to Quad Serial Port", Oxford
Semiconductor, Inc., DS-0047, Feb 08, Section "950 Mode", p. 20
”h]”(j™  )”}”(hŒOX954”h]”hŒOX954”…””}”(hjî  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”j¨  ‰uh1j˜  hjê  ubhÊ)”}”(hŒz"OXPCIe954 PCI Express Bridge to Quad Serial Port", Oxford
Semiconductor, Inc., DS-0047, Feb 08, Section "950 Mode", p. 20”h]”hŒ‚â€œOXPCIe954 PCI Express Bridge to Quad Serial Portâ€, Oxford
Semiconductor, Inc., DS-0047, Feb 08, Section â€œ950 Modeâ€, p. 20”…””}”(hjü  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h Khjê  ubeh}”(h]”Œox954”ah ]”h"]”Œox954”ah$]”h&]”jV  aj¿  jÀ  uh1j  hŸh³h Khh¶hžhjÁ  Kubj“  )”}”(hŒ{"OXPCIe958 PCI Express Bridge to Octal Serial Port", Oxford
Semiconductor, Inc., DS-0048, Feb 08, Section "950 Mode", p. 20”h]”(j™  )”}”(hŒOX958”h]”hŒOX958”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”j¨  ‰uh1j˜  hj  ubhÊ)”}”(hŒ{"OXPCIe958 PCI Express Bridge to Octal Serial Port", Oxford
Semiconductor, Inc., DS-0048, Feb 08, Section "950 Mode", p. 20”h]”hŒƒâ€œOXPCIe958 PCI Express Bridge to Octal Serial Portâ€, Oxford
Semiconductor, Inc., DS-0048, Feb 08, Section â€œ950 Modeâ€, p. 20”…””}”(hj$  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÉhŸh³h K‚hj  ubeh}”(h]”Œox958”ah ]”h"]”Œox958”ah$]”h&]”jw  aj¿  jÀ  uh1j  hŸh³h K‚hh¶hžhjÁ  Kubeh}”(h]”ŒBnotes-on-oxford-semiconductor-pcie-tornado-950-serial-port-devices”ah ]”h"]”ŒDnotes on oxford semiconductor pcie (tornado) 950 serial port devices”ah$]”h&]”uh1h´hhhžhhŸh³h Kubeh}”(h]”h ]”h"]”h$]”h&]”Œsource”h³uh1hŒcurrent_source”NŒcurrent_line”NŒsettings”Œdocutils.frontend”ŒValues”“”)”}”(h¹NŒ	generator”NŒ	datestamp”NŒsource_link”NŒ
source_url”NŒtoc_backlinks”Œentry”Œfootnote_backlinks”KŒsectnum_xform”KŒstrip_comments”NŒstrip_elements_with_classes”NŒstrip_classes”NŒreport_level”KŒ
halt_level”KŒexit_status_level”KŒdebug”NŒwarning_stream”NŒ	traceback”ˆŒinput_encoding”Œ	utf-8-sig”Œinput_encoding_error_handler”Œstrict”Œoutput_encoding”Œutf-8”Œoutput_encoding_error_handler”je  Œerror_encoding”Œutf-8”Œerror_encoding_error_handler”Œbackslashreplace”Œlanguage_code”Œen”Œrecord_dependencies”NŒconfig”NŒ	id_prefix”hŒauto_id_prefix”Œid”Œdump_settings”NŒdump_internals”NŒdump_transforms”NŒdump_pseudo_xml”NŒexpose_internals”NŒstrict_visitor”NŒ_disable_config”NŒ_source”h³Œ_destination”NŒ_config_files”]”Œ7/var/lib/git/docbuild/linux/Documentation/docutils.conf”aŒfile_insertion_enabled”ˆŒraw_enabled”KŒline_length_limit”M'Œpep_references”NŒpep_base_url”Œhttps://peps.python.org/”Œpep_file_url_template”Œpep-%04d”Œrfc_references”NŒrfc_base_url”Œ&https://datatracker.ietf.org/doc/html/”Œ	tab_width”KŒtrim_footnote_reference_space”‰Œsyntax_highlight”Œlong”Œsmart_quotes”ˆŒsmartquotes_locales”]”Œcharacter_level_inline_markup”‰Œdoctitle_xform”‰Œdocinfo_xform”KŒsectsubtitle_xform”‰Œimage_loading”Œlink”Œembed_stylesheet”‰Œcloak_email_addresses”ˆŒsection_self_link”‰Œenv”NubŒreporter”NŒindirect_targets”]”Œsubstitution_defs”}”Œsubstitution_names”}”Œrefnames”}”(Œox200”]”hŒcitation_reference”“”)”}”(hŒ[OX200]_”h]”hŒOX200”…””}”hj©  sbah}”(h]”j  ah ]”h"]”h$]”h&]”Œrefid”j¹  uh1j§  hhõjÁ  KubaŒox952”]”j¨  )”}”(hŒ[OX952]_”h]”hŒOX952”…””}”hjº  sbah}”(h]”j5  ah ]”h"]”h$]”h&]”j·  jä  uh1j§  hhõjÁ  KubaŒox954”]”j¨  )”}”(hŒ[OX954]_”h]”hŒOX954”…””}”hjÊ  sbah}”(h]”jV  ah ]”h"]”h$]”h&]”j·  j  uh1j§  hhõjÁ  KubaŒox958”]”j¨  )”}”(hŒ[OX958]_”h]”hŒOX958”…””}”hjÚ  sbah}”(h]”jw  ah ]”h"]”h$]”h&]”j·  j4  uh1j§  hhõjÁ  KubauŒrefids”}”Œnameids”}”(j?  j<  j¼  j¹  jç  jä  j  j  j7  j4  uŒ	nametypes”}”(j?  ‰j¼  ˆjç  ˆj  ˆj7  ˆuh}”(j<  h¶j  j©  j5  jº  jV  jÊ  jw  jÚ  j¹  j”  jä  jÂ  j  jê  j4  j  uŒfootnote_refs”}”Œcitation_refs”}”(j¥  ]”j©  aj¸  ]”jº  ajÈ  ]”jÊ  ajØ  ]”jÚ  auŒautofootnotes”]”Œautofootnote_refs”]”Œsymbol_footnotes”]”Œsymbol_footnote_refs”]”Œ	footnotes”]”Œ	citations”]”(j”  jÂ  jê  j  eŒautofootnote_start”KŒsymbol_footnote_start”K Œ
id_counter”Œcollections”ŒCounter”“”}”js  Ks…”R”Œparse_messages”]”Œtransform_messages”]”Œtransformer”NŒinclude_log”]”Œ
decoration”Nhžhub.