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Searched refs:Doorbell (Results 1 – 13 of 13) sorted by relevance

/Linux-v5.15/Documentation/PCI/endpoint/
Dpci-ntb-function.rst54 4) Doorbell (DB) Registers
117 the outbound ATU such that transactions to Doorbell BAR will be routed
154 Memory Window 1 and Doorbell registers are packed together in the
213 Doorbell Registers:
216 Doorbell Registers are used by the hosts to interrupt each other.
242 BAR3 Doorbell
263 BAR2 Doorbell + Memory Window 1
299 Modeling Doorbell/Memory Window 1:
305 | BAR0 | | | Doorbell 1 +-----------> MSI-X ADDRESS 1 |
307 | BAR1 | | | Doorbell 2 +---------+ | |
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/Linux-v5.15/Documentation/scsi/
Dhptiop.rst27 0x20 Inbound Doorbell Register
45 0x20 Inbound Doorbell Register
59 0x20400 Inbound Doorbell Register
61 0x20408 Outbound Doorbell Register
102 0x10480 CPU to PCIe Function 0 Doorbell
103 0x10484 CPU to PCIe Function 0 Doorbell Enable
Darcmsr_spec.rst14 2. Doorbell is used for RS-232 emulation
/Linux-v5.15/Documentation/mhi/
Dmhi.rst37 Channel Doorbell array: Channel Doorbell (DB) registers used by the host to
40 Event Doorbell array: Associated with event context array, the Event Doorbell
/Linux-v5.15/Documentation/networking/device_drivers/ethernet/marvell/
Docteontx2.rst177 - AQ Doorbell Error.
219 AQ Doorbell Error
237 - AQ Doorbell Error.
/Linux-v5.15/drivers/message/fusion/
Dmptbase.c1209 CHIPREG_WRITE32(&ioc->chip->Doorbell, in mpt_send_handshake_request()
1219 if (!(CHIPREG_READ32(&ioc->chip->Doorbell) & MPI_DOORBELL_ACTIVE)) in mpt_send_handshake_request()
1240 CHIPREG_WRITE32(&ioc->chip->Doorbell, word); in mpt_send_handshake_request()
1283 if (CHIPREG_READ32(&ioc->chip->Doorbell) in mpt_host_page_access_control()
1289 CHIPREG_WRITE32(&ioc->chip->Doorbell, in mpt_host_page_access_control()
2225 CHIPREG_READ32(&ioc->chip->Doorbell)); in mpt_resume()
3060 s = CHIPREG_READ32(&ioc->chip->Doorbell); in mpt_GetIocState()
3985 &ioc->chip->Doorbell, &ioc->chip->Reset_1078)); in mpt_diag_reset()
4005 doorbell = CHIPREG_READ32(&ioc->chip->Doorbell); in mpt_diag_reset()
4150 doorbell = CHIPREG_READ32(&ioc->chip->Doorbell); in mpt_diag_reset()
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Dmptbase.h347 u32 Doorbell; /* 00 System<->IOC Doorbell reg */ member
/Linux-v5.15/drivers/scsi/mpt3sas/
Dmpt3sas_base.c944 doorbell = ioc->base_readl(&ioc->chip->Doorbell); in mpt3sas_halt_firmware()
953 writel(0xC0FFEE00, &ioc->chip->Doorbell); in mpt3sas_halt_firmware()
3708 ((u8 __force *)&ioc->chip->Doorbell + in mpt3sas_base_map_resources()
3721 ((u8 __iomem *)&ioc->chip->Doorbell + (0x4000 + ((i - 1) in mpt3sas_base_map_resources()
6547 s = ioc->base_readl(&ioc->chip->Doorbell); in mpt3sas_base_get_iocstate()
6692 doorbell = ioc->base_readl(&ioc->chip->Doorbell); in _base_wait_for_doorbell_ack()
6732 doorbell_reg = ioc->base_readl(&ioc->chip->Doorbell); in _base_wait_for_doorbell_not_used()
6776 &ioc->chip->Doorbell); in _base_send_ioc_reset()
6880 if ((ioc->base_readl(&ioc->chip->Doorbell) & MPI2_DOORBELL_USED)) { in _base_handshake_req_reply_wait()
6893 &ioc->chip->Doorbell); in _base_handshake_req_reply_wait()
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/Linux-v5.15/Documentation/devicetree/bindings/powerpc/fsl/
Dsrio-rmu.txt68 Doorbell Unit:
/Linux-v5.15/arch/powerpc/kernel/
Dhead_fsl_booke.S654 EXCEPTION(0x2070, DOORBELL, Doorbell, doorbell_exception)
925 li r3,Doorbell@l
/Linux-v5.15/drivers/scsi/mpt3sas/mpi/
Dmpi2.h203 U32 Doorbell; /*0x00 */ member
/Linux-v5.15/Documentation/hid/
Dintel-ish-hid.rst136 Each side has 32 32-bit message registers and a 32-bit doorbell. Doorbell
/Linux-v5.15/Documentation/driver-api/
Dntb.rst14 peer. Doorbell registers provide a way for peers to send interrupt events.