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[Nexthop][m4340nhp] Default the Qumran4D CPU system ports #1878

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[Nexthop][m4340nhp] Default the Qumran4D CPU system ports #1878

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31 changes: 30 additions & 1 deletion fboss/agent/hw/switch_asics/Qumran4DAsic.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -7,13 +7,42 @@ namespace facebook::fboss {
namespace {
constexpr auto kCpuPortSpeed = 10000;
constexpr auto kCpuPortNumVoqs = 8;

// Standard single-FAP Q4D CPU ports: one per datapath (two per core) plus a
// third on core 0, as {CPU system port, {core, port index}}. Used when the
// platform mapping does not supply its own, as on config-driven platforms.
const HwAsic::CpuPortCoreAndPortIndex& defaultCpuPortsCoreAndPortIdx() {
static const HwAsic::CpuPortCoreAndPortIndex kCpuPortsCoreAndPortIdx = {
{0, {0, 0}},
{1, {0, 1}},
{2, {0, 2}},
{3, {1, 0}},
{4, {1, 1}},
{5, {2, 0}},
{6, {2, 1}},
{7, {3, 0}},
{8, {3, 1}},
{9, {4, 0}},
{10, {4, 1}},
{11, {5, 0}},
{12, {5, 1}},
{13, {6, 0}},
{14, {6, 1}},
{15, {7, 0}},
{16, {7, 1}},
};
return kCpuPortsCoreAndPortIdx;
}
} // namespace

std::vector<HwAsic::InternalSystemPortConfig>
Qumran4DAsic::getInternalSystemPortConfig(
const CpuPortCoreAndPortIndex& cpuPortsCoreAndPortIdx) const {
const CpuPortCoreAndPortIndex& platformCpuPortsCoreAndPortIdx) const {
CHECK(getSwitchId()) << " Switch Id must be set before sys port info";

const auto& cpuPortsCoreAndPortIdx = platformCpuPortsCoreAndPortIdx.empty()
? defaultCpuPortsCoreAndPortIdx()
: platformCpuPortsCoreAndPortIdx;
const uint32_t switchId = static_cast<uint32_t>(*getSwitchId());
std::vector<InternalSystemPortConfig> sysPortConfig;
sysPortConfig.reserve(cpuPortsCoreAndPortIdx.size());
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