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Add support for Mellanox-SN4280-O8C80 SKU
Signed-off-by: ram25794 <ssingamala@nvidia.com>
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‎device/mellanox/x86_64-mlnx_msn4700-r0/Mellanox-SN4700-O28/buffers_defaults_objects.j2

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{#
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Copyright (c) 2024 NVIDIA CORPORATION & AFFILIATES.
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SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
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Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");

‎device/mellanox/x86_64-nvidia_sn4280-r0/Mellanox-SN4280-O8C80/buffers.json.j2

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{#
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SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
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Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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#}
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{%- set default_topo = 't0' %}
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{%- include 'buffers_config.j2' %}

‎device/mellanox/x86_64-nvidia_sn4280-r0/Mellanox-SN4280-O8C80/buffers_defaults_objects.j2

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../../x86_64-mlnx_msn4700-r0/Mellanox-SN4700-O28/buffers_defaults_objects.j2

‎device/mellanox/x86_64-nvidia_sn4280-r0/Mellanox-SN4280-O8C80/buffers_defaults_t0.j2

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{#
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SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
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Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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#}
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{% set default_cable = '5m' %}
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{%-set ports2cable = {
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'leafrouter_torrouter' : '300m',
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'torrouter_server' : '5m'
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}
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-%}
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{% set ingress_lossless_pool_size = '30416832' %}
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{% set ingress_lossless_pool_xoff = '19763136' %}
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{% set egress_lossless_pool_size = '60817392' %}
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{% set egress_lossy_pool_size = '30416832' %}
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{% import 'buffers_defaults_objects.j2' as defs with context %}
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{%- macro generate_buffer_pool_and_profiles_with_inactive_ports(port_names_inactive) %}
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{{ defs.generate_buffer_pool_and_profiles_with_inactive_ports(port_names_inactive) }}
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{%- endmacro %}
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{%- macro generate_profile_lists_with_inactive_ports(port_names_active, port_names_inactive) %}
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{{ defs.generate_profile_lists(port_names_active, port_names_inactive) }}
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{%- endmacro %}
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{%- macro generate_queue_buffers_with_inactive_ports(port_names_active, port_names_inactive) %}
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{{ defs.generate_queue_buffers(port_names_active, port_names_inactive) }}
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{%- endmacro %}
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{%- macro generate_pg_profiles_with_inactive_ports(port_names_active, port_names_inactive) %}
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{{ defs.generate_pg_profiles(port_names_active, port_names_inactive) }}
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{%- endmacro %}

‎device/mellanox/x86_64-nvidia_sn4280-r0/Mellanox-SN4280-O8C80/buffers_defaults_t1.j2

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{#
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SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
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Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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#}
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{% set default_cable = '300m' %}
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{%-set ports2cable = {
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'spinerouter_leafrouter' : '2000m',
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'leafrouter_torrouter' : '300m'
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}
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-%}
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{% set ingress_lossless_pool_size = '46743552' %}
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{% set ingress_lossless_pool_xoff = '8781696' %}
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{% set egress_lossless_pool_size = '60817392' %}
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{% set egress_lossy_pool_size = '46743552' %}
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{% import 'buffers_defaults_objects.j2' as defs with context %}
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{%- macro generate_buffer_pool_and_profiles_with_inactive_ports(port_names_inactive) %}
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{{ defs.generate_buffer_pool_and_profiles_with_inactive_ports(port_names_inactive) }}
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{%- endmacro %}
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{%- macro generate_profile_lists_with_inactive_ports(port_names_active, port_names_inactive) %}
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{{ defs.generate_profile_lists(port_names_active, port_names_inactive) }}
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{%- endmacro %}
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{%- macro generate_queue_buffers_with_inactive_ports(port_names_active, port_names_inactive) %}
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{{ defs.generate_queue_buffers(port_names_active, port_names_inactive) }}
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{%- endmacro %}
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{%- macro generate_pg_profiles_with_inactive_ports(port_names_active, port_names_inactive) %}
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{{ defs.generate_pg_profiles(port_names_active, port_names_inactive) }}
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{%- endmacro %}

‎device/mellanox/x86_64-nvidia_sn4280-r0/Mellanox-SN4280-O8C80/buffers_dynamic.json.j2

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{#
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SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
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Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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Apache-2.0
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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#}
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{%- set default_topo = 't0' %}
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{%- set dynamic_mode = 'true' %}
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{%- include 'buffers_config.j2' %}

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