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; SPDX-FileCopyrightText: Copyright 2020, 2022, 2024, Arm Limited and/or its affiliates.
; SPDX-License-Identifier: Apache-2.0
; -----------------------------------------------------------------------------
; Vela configuration file
; -----------------------------------------------------------------------------
; System Configuration
; Ethos-U55 Deep Embedded: SRAM (1.6 GB/s) and Flash (0.1 GB/s)
[System_Config.Ethos_U55_Deep_Embedded]
core_clock=200e6
axi0_port=Sram
axi1_port=OffChipFlash
Sram_clock_scale=1.0
Sram_burst_length=32
Sram_read_latency=32
Sram_write_latency=32
OffChipFlash_clock_scale=0.0625
OffChipFlash_burst_length=128
OffChipFlash_read_latency=64
OffChipFlash_write_latency=64
; Ethos-U55 High-End Embedded: SRAM (4 GB/s) and Flash (0.5 GB/s)
[System_Config.Ethos_U55_High_End_Embedded]
core_clock=500e6
axi0_port=Sram
axi1_port=OffChipFlash
Sram_clock_scale=1.0
Sram_burst_length=32
Sram_read_latency=32
Sram_write_latency=32
OffChipFlash_clock_scale=0.125
OffChipFlash_burst_length=128
OffChipFlash_read_latency=64
OffChipFlash_write_latency=64
; Ethos-U65 Embedded: SRAM (8 GB/s) and Flash (0.5 GB/s)
[System_Config.Ethos_U65_Embedded]
core_clock=500e6
axi0_port=Sram
axi1_port=OffChipFlash
Sram_clock_scale=1.0
Sram_burst_length=32
Sram_read_latency=32
Sram_write_latency=32
OffChipFlash_clock_scale=0.0625
OffChipFlash_burst_length=128
OffChipFlash_read_latency=64
OffChipFlash_write_latency=64
; Ethos-U65 Mid-End: SRAM (8 GB/s) and DRAM (3.75 GB/s)
[System_Config.Ethos_U65_Mid_End]
core_clock=500e6
axi0_port=Sram
axi1_port=Dram
Sram_clock_scale=1.0
Sram_burst_length=32
Sram_read_latency=32
Sram_write_latency=32
Dram_clock_scale=0.46875
Dram_burst_length=128
Dram_read_latency=500
Dram_write_latency=250
; Ethos-U65 High-End: SRAM (16 GB/s) and DRAM (3.75 GB/s)
[System_Config.Ethos_U65_High_End]
core_clock=1e9
axi0_port=Sram
axi1_port=Dram
Sram_clock_scale=1.0
Sram_burst_length=32
Sram_read_latency=32
Sram_write_latency=32
Dram_clock_scale=0.234375
Dram_burst_length=128
Dram_read_latency=500
Dram_write_latency=250
; Ethos-U65 Client-Server: SRAM (16 GB/s) and DRAM (12 GB/s)
[System_Config.Ethos_U65_Client_Server]
core_clock=1e9
axi0_port=Sram
axi1_port=Dram
Sram_clock_scale=1.0
Sram_burst_length=32
Sram_read_latency=32
Sram_write_latency=32
Dram_clock_scale=0.75
Dram_burst_length=128
Dram_read_latency=500
Dram_write_latency=250
; -----------------------------------------------------------------------------
; Memory Mode
; SRAM Only: only one AXI port is used and the SRAM is used for all storage
[Memory_Mode.Sram_Only]
const_mem_area=Axi0
arena_mem_area=Axi0
cache_mem_area=Axi0
; Shared SRAM: the SRAM is shared between the Ethos-U and the Cortex-M software
; The non-SRAM memory is assumed to be read-only
[Memory_Mode.Shared_Sram]
const_mem_area=Axi1
arena_mem_area=Axi0
cache_mem_area=Axi0
; Dedicated SRAM: the SRAM (384KB) is only for use by the Ethos-U
; The non-SRAM memory is assumed to be read-writeable
[Memory_Mode.Dedicated_Sram]
const_mem_area=Axi1
arena_mem_area=Axi1
cache_mem_area=Axi0
arena_cache_size=393216
; Dedicated SRAM 512KB: the SRAM (512KB) is only for use by the Ethos-U
; The non-SRAM memory is assumed to be read-writeable
[Memory_Mode.Dedicated_Sram_512KB]
inherit=Memory_Mode.Dedicated_Sram
arena_cache_size=524288
|
