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[Arista] add MMU configuration for Arista 7260 C64 (#7027)

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Signed-off-by: Ying Xie <ying.xie@microsoft.com>
This commit is contained in:
Ying Xie 2021-03-26 11:10:19 -07:00 committed by Abhishek Dosi
parent 24e9c334d1
commit 897b4d2b32
9 changed files with 1135 additions and 2 deletions
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3
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/buffers.json.j2 Normal file
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@ -0,0 +1,3 @@
{%- set default_topo = 't1' %}
{%- include 'buffers_config.j2' %}

46
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/buffers_defaults_t0.j2 Normal file
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@ -0,0 +1,46 @@
{%- set default_cable = '5m' %}
{%- macro generate_port_lists(PORT_ALL) %}
{# Generate list of ports #}
{%- for port_idx in range(0,64) %}
{%- if PORT_ALL.append("Ethernet%d" % (port_idx * 4)) %}{%- endif %}
{%- endfor %}
{%- endmacro %}
{%- macro generate_buffer_pool_and_profiles() %}
"BUFFER_POOL": {
"ingress_lossless_pool": {
"size": "33329088",
"type": "ingress",
"mode": "dynamic",
"xoff": "7827456"
},
"egress_lossy_pool": {
"size": "26663272",
"type": "egress",
"mode": "dynamic"
},
"egress_lossless_pool": {
"size": "42349632",
"type": "egress",
"mode": "static"
}
},
"BUFFER_PROFILE": {
"ingress_lossy_profile": {
"pool":"[BUFFER_POOL|ingress_lossless_pool]",
"size":"0",
"static_th":"44302336"
},
"egress_lossless_profile": {
"pool":"[BUFFER_POOL|egress_lossless_pool]",
"size":"0",
"static_th":"42349632"
},
"egress_lossy_profile": {
"pool":"[BUFFER_POOL|egress_lossy_pool]",
"size":"1664",
"dynamic_th":"-1"
}
},
{%- endmacro %}

46
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/buffers_defaults_t1.j2 Normal file
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@ -0,0 +1,46 @@
{%- set default_cable = '300m' %}
{%- macro generate_port_lists(PORT_ALL) %}
{# Generate list of ports #}
{%- for port_idx in range(0,64) %}
{%- if PORT_ALL.append("Ethernet%d" % (port_idx * 4)) %}{%- endif %}
{%- endfor %}
{%- endmacro %}
{%- macro generate_buffer_pool_and_profiles() %}
"BUFFER_POOL": {
"ingress_lossless_pool": {
"size": "33329088",
"type": "ingress",
"mode": "dynamic",
"xoff": "7827456"
},
"egress_lossy_pool": {
"size": "26663272",
"type": "egress",
"mode": "dynamic"
},
"egress_lossless_pool": {
"size": "42349632",
"type": "egress",
"mode": "static"
}
},
"BUFFER_PROFILE": {
"ingress_lossy_profile": {
"pool":"[BUFFER_POOL|ingress_lossless_pool]",
"size":"0",
"static_th":"44302336"
},
"egress_lossless_profile": {
"pool":"[BUFFER_POOL|egress_lossless_pool]",
"size":"0",
"static_th":"42349632"
},
"egress_lossy_profile": {
"pool":"[BUFFER_POOL|egress_lossy_pool]",
"size":"1664",
"dynamic_th":"-1"
}
},
{%- endmacro %}

8
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/pg_profile_lookup.ini Normal file
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@ -0,0 +1,8 @@
# PG lossless profiles.
# speed cable size xon xoff threshold xon_offset
50000 5m 1248 1248 56160 -3 2496
100000 5m 1248 1248 96928 -3 2496
50000 40m 1248 1248 96096 -3 2496
100000 40m 1248 1248 177632 -3 2496
50000 300m 1248 1248 141856 -3 2496
100000 300m 1248 1248 268736 -3 2496

1
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/qos.json.j2 Normal file
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@ -0,0 +1 @@
{%- include 'qos_config.j2' %}

2
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/sai.profile
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@ -1,2 +0,0 @@
SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/th2-a7260cx3-64-64x100G.config.bcm
SAI_NUM_ECMP_MEMBERS=64

14
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/sai.profile.j2 Normal file
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@ -0,0 +1,14 @@
{# Get sai.profile based on switch_role #}
{%- if DEVICE_METADATA is defined -%}
{%- set switch_role = DEVICE_METADATA['localhost']['type'] -%}
{%- if 'torrouter' in switch_role.lower() or 'torswitch' in switch_role.lower() %}
{% set sai_profile_contents = 'SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/th2-a7260cx3-64-64x100G-t0.config.bcm' -%}
{%- else %}
{% set sai_profile_contents = 'SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/th2-a7260cx3-64-64x100G-t1.config.bcm' -%}
{%- endif %}
{%- else %}
{% set sai_profile_contents = 'SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/th2-a7260cx3-64-64x100G-t1.config.bcm' -%}
{%- endif %}
{# Write the contents of sai_ profile_filename to sai.profile file #}
{{ sai_profile_contents }}
SAI_NUM_ECMP_MEMBERS=64

2
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/th2-a7260cx3-64-64x100G.config.bcm → device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/th2-a7260cx3-64-64x100G-t0.config.bcm
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@ -1011,3 +1011,5 @@ serdes_preemphasis_114=0x174507
serdes_preemphasis_115=0x184606
serdes_preemphasis_116=0x103706
serdes_preemphasis_117=0x133c06
mmu_init_config="MSFT-TH2-Tier0"

1015
device/arista/x86_64-arista_7260cx3_64/Arista-7260CX3-C64/th2-a7260cx3-64-64x100G-t1.config.bcm Normal file
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