RU2012147704A - Преобразование инициируемого сообщениями прерывания в уведомление о генерированном адаптером ввода-вывода событии - Google Patents
Преобразование инициируемого сообщениями прерывания в уведомление о генерированном адаптером ввода-вывода событии Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/24—Handling requests for interconnection or transfer for access to input/output bus using interrupt
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/48—Program initiating; Program switching, e.g. by interrupt
- G06F9/4806—Task transfer initiation or dispatching
- G06F9/4812—Task transfer initiation or dispatching by interrupt, e.g. masked
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0026—PCI express
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Abstract
1. Способ управления запросами прерывания в вычислительной среде, включающий следующие шаги:определение (601) в таблице, находящейся в концентраторе ввода-вывода, связанном с адаптером, местонахождения в памяти вектора разрядов адаптерного прерывания (AIBV), который входит в массив из одного или нескольких AIBV, и суммарного разряда адаптерного прерывания (AISB) из массива AISB, в ответ на выполнение заданной командой изменения управления функцией шины PCI (MPFC) операции регистрации адаптерных прерываний, в которой указан дескриптор функции адаптера;прием (603) запроса прерывания от адаптера; иустановка (605) в AIBV концентратором ввода-вывода индикатора генерированного адаптером события и установка (606) в AISB индикатора, указывающего, что в AIBV установлен индикатор, в ответ на принятый запрос.2. Способ по п.1, дополнительно включающий представление прерывания операционной системе в ответ на запрос прерывания.3. Способ по п.2, в котором запрос прерывания отображает множество инициируемых сообщениями прерываний, а прерывание, представленное операционной системе, входит в уведомление операционной системы о генерированном адаптером ввода-вывода событии.4. Способ по п.2, дополнительно включающий получение в ответ на представление прерывания, одного или нескольких индикаторов AIBV для одного или нескольких адаптеров с указанием по меньшей мере одной причины прерывания для каждого адаптера.5. Способ по п.4, в котором получение индикаторов включает получение множества индикаторов AIBV с указанием множества причин прерывания, которые соответствуют множеству запросов прерывания.6. Способ по п.5, в котором получение индикаторов включает испо�
Claims (9)
1. Способ управления запросами прерывания в вычислительной среде, включающий следующие шаги:
определение (601) в таблице, находящейся в концентраторе ввода-вывода, связанном с адаптером, местонахождения в памяти вектора разрядов адаптерного прерывания (AIBV), который входит в массив из одного или нескольких AIBV, и суммарного разряда адаптерного прерывания (AISB) из массива AISB, в ответ на выполнение заданной командой изменения управления функцией шины PCI (MPFC) операции регистрации адаптерных прерываний, в которой указан дескриптор функции адаптера;
прием (603) запроса прерывания от адаптера; и
установка (605) в AIBV концентратором ввода-вывода индикатора генерированного адаптером события и установка (606) в AISB индикатора, указывающего, что в AIBV установлен индикатор, в ответ на принятый запрос.
2. Способ по п.1, дополнительно включающий представление прерывания операционной системе в ответ на запрос прерывания.
3. Способ по п.2, в котором запрос прерывания отображает множество инициируемых сообщениями прерываний, а прерывание, представленное операционной системе, входит в уведомление операционной системы о генерированном адаптером ввода-вывода событии.
4. Способ по п.2, дополнительно включающий получение в ответ на представление прерывания, одного или нескольких индикаторов AIBV для одного или нескольких адаптеров с указанием по меньшей мере одной причины прерывания для каждого адаптера.
5. Способ по п.4, в котором получение индикаторов включает получение множества индикаторов AIBV с указанием множества причин прерывания, которые соответствуют множеству запросов прерывания.
6. Способ по п.5, в котором получение индикаторов включает использование AISB при получении одного или нескольких индикаторов AIBV в одном или нескольких AIBV.
7. Способ по п.1, в котором установка индикатора в AIBV включает:
использование идентификатора принятого от адаптера запроса с целью получения записи в таблице устройств, которая содержит значение, указывающее число прерываний, разрешенных для адаптера;
определение того, не превышает ли номер вектора, указанный в запросе, разрешенное для адаптера число прерываний;
если определено, что номер вектора не превышает разрешенное число прерываний, использование одного или нескольких параметров записи в таблице устройств для определения местонахождения начального положения AIBV; и
использование номера вектора для установки индикатора в AIBV.
8. Система, содержащая средство, приспособленное для осуществления всех шагов способа по любому предшествующему пункту.
9. Компьютерная программа, содержащая команды для осуществления всех шагов способа по любому предшествующему пункту при ее выполнении в компьютерной системе.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US12/821,175 US8572635B2 (en) | 2010-06-23 | 2010-06-23 | Converting a message signaled interruption into an I/O adapter event notification |
US12/821,175 | 2010-06-23 | ||
PCT/EP2010/067023 WO2011160707A1 (en) | 2010-06-23 | 2010-11-08 | Converting a message signaled interruption into an i/o adapter event notification |
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RU2012147704A true RU2012147704A (ru) | 2014-05-20 |
RU2546561C2 RU2546561C2 (ru) | 2015-04-10 |
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RU2012147704/08A RU2546561C2 (ru) | 2010-06-23 | 2010-11-08 | Преобразование инициируемого сообщениями прерывания в уведомление о генерированном адаптером ввода-вывода событии |
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US (2) | US8572635B2 (ru) |
EP (1) | EP2430558B1 (ru) |
JP (1) | JP5719435B2 (ru) |
KR (1) | KR101455011B1 (ru) |
CN (1) | CN102906722B (ru) |
AU (1) | AU2010355798B2 (ru) |
BR (1) | BR112012033821B1 (ru) |
CA (1) | CA2800629C (ru) |
DK (1) | DK2430558T3 (ru) |
ES (1) | ES2535333T3 (ru) |
HK (1) | HK1180796A1 (ru) |
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HU (1) | HUE024981T2 (ru) |
IL (1) | IL223589B (ru) |
MX (1) | MX2012014861A (ru) |
PL (1) | PL2430558T3 (ru) |
PT (1) | PT2430558E (ru) |
RU (1) | RU2546561C2 (ru) |
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SI (1) | SI2430558T1 (ru) |
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EP2430558A1 (en) | 2012-03-21 |
IL223589B (en) | 2018-02-28 |
ES2535333T3 (es) | 2015-05-08 |
US20120221757A1 (en) | 2012-08-30 |
CN102906722A (zh) | 2013-01-30 |
RU2546561C2 (ru) | 2015-04-10 |
US8601497B2 (en) | 2013-12-03 |
ZA201209699B (en) | 2015-06-24 |
HUE024981T2 (en) | 2016-02-29 |
AU2010355798A1 (en) | 2012-12-20 |
BR112012033821A2 (pt) | 2017-10-24 |
AU2010355798B2 (en) | 2014-05-15 |
PT2430558E (pt) | 2015-05-20 |
JP5719435B2 (ja) | 2015-05-20 |
CA2800629C (en) | 2018-03-13 |
US20110321061A1 (en) | 2011-12-29 |
EP2430558B1 (en) | 2015-03-25 |
KR20130032358A (ko) | 2013-04-01 |
JP2013533543A (ja) | 2013-08-22 |
SG186080A1 (en) | 2013-01-30 |
CA2800629A1 (en) | 2011-12-29 |
BR112012033821B1 (pt) | 2020-11-03 |
MX2012014861A (es) | 2013-01-25 |
KR101455011B1 (ko) | 2014-10-27 |
SI2430558T1 (sl) | 2015-07-31 |
US8572635B2 (en) | 2013-10-29 |
HRP20150385T1 (en) | 2015-06-19 |
DK2430558T3 (en) | 2015-04-27 |
HK1180796A1 (en) | 2013-10-25 |
CN102906722B (zh) | 2015-07-08 |
PL2430558T3 (pl) | 2015-06-30 |
WO2011160707A1 (en) | 2011-12-29 |
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