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5.50MailboxtoQueueMappingRegisters(RXU_MAP_LnandRXU_MAP_Hn)
SRIORegisters
Messagesaddressedtoanyofthe64mailboxlocationscanbereceivedonanyoftheRapidIOports
simultaneously.Packetsarehandledsequentiallyinorderofreceipt.Ablockof32mappersdirectsthe
inboundmessagestotheappropriateRXqueues.Afteradevicereset,softwaremustconfigureeachof
themapperstomapincomingmessageswithselectedmailboxandletternumberstothedesiredqueue.
Foragivenmappern,apairofmailboxtoqueuemappingregistersfullydefinetheconfigurationforthat
mapper:alowregister(RXU_MAP_Ln)andahighregister(RXU_MAP_Hn).Table118listsallofthese
registerpairsandtheassociatedRXmappers.ThegeneralformofanRXU_MAPregisterpairis
summarizedbyFigure113,Table119,andTable120.Foradditionalprogramminginformation,see
Section2.3.4.1.
Table118.MailboxtoQueueMappingRegistersandtheAssociatedRX
Mappers
RegisterAddressOffsetAssociatedRXMapper
RXU_MAP_L00800hMapper0
RXU_MAP_H00804hMapper0
RXU_MAP_L10808hMapper1
RXU_MAP_H1080ChMapper1
RXU_MAP_L20810hMapper2
RXU_MAP_H20814hMapper2
RXU_MAP_L30818hMapper3
RXU_MAP_H3081ChMapper3
RXU_MAP_L40820hMapper4
RXU_MAP_H40824hMapper4
RXU_MAP_L50828hMapper5
RXU_MAP_H5082ChMapper5
RXU_MAP_L60830hMapper6
RXU_MAP_H60834hMapper6
RXU_MAP_L70838hMapper7
RXU_MAP_H7083ChMapper7
RXU_MAP_L80840hMapper8
RXU_MAP_H80844hMapper8
RXU_MAP_L90848hMapper9
RXU_MAP_H9084ChMapper9
RXU_MAP_L100850hMapper10
RXU_MAP_H100854hMapper10
RXU_MAP_L110858hMapper11
RXU_MAP_H11085ChMapper11
RXU_MAP_L120860hMapper12
RXU_MAP_H120864hMapper12
RXU_MAP_L130868hMapper13
RXU_MAP_H13086ChMapper13
RXU_MAP_L140870hMapper14
RXU_MAP_H140874hMapper14
RXU_MAP_L150878hMapper15
RXU_MAP_H15087ChMapper15
RXU_MAP_L160880hMapper16
RXU_MAP_H160884hMapper16
RXU_MAP_L170888hMapper17
RXU_MAP_H17088ChMapper17
SPRUE13A–September2006SerialRapidIO(SRIO)177
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