Altera Arria 10 Avalon-MM Manual do Utilizador Página 195

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Location altpcietb_bfm_driver_rp.v
Syntax
dma_set_header (bar_table, bar_num, Descriptor_size, direction, Use_msi,
Use_eplast, Bdt_msb, Bdt_lab, Msi_number, Msi_traffic_class, Multi_message_
enable)
Arguments
bar_table
Address of the Endpoint bar_table structure in BFM shared
memory.
bar_num
BAR number to analyze.
Descriptor_size
Number of descriptor.
direction
When 0 the direction is read.
When 1 the direction is write.
Use_msi
When set, the Root Port uses native PCI Express MSI to detect
the DMA completion.
Use_eplast
When set, the Root Port uses BFM shared memory polling to
detect the DMA completion.
Bdt_msb
BFM shared memory upper address value.
Bdt_lsb
BFM shared memory lower address value.
Msi_number
When use_msi is set, specifies the number of the MSI which is
set by the dma_set_msi procedure.
Msi_traffic_class
When use_msi is set, specifies the MSI traffic class which is set
by the dma_set_msi procedure.
Multi_message_enable
When use_msi is set, specifies the MSI traffic class which is set
by the dma_set_msi procedure.
rc_mempoll Procedure
Use the rc_mempoll procedure to poll a given dword in a given BFM shared memory location.
Location altpcietb_bfm_driver_rp.v
Syntax
rc_mempoll (rc_addr, rc_data, rc_mask)
UG-01145_avmm
2015.05.14
rc_mempoll Procedure
14-45
Avalon-MM Testbench and Design Example
Altera Corporation
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