40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
// gpu_log_ids.h — single source of truth for log-ring kernel/record IDs.
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//
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// Both kernel-side (#include from .cu files) and Rust-side decoder reference
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// these symbols. Drift between them is checked by `build.rs` (Task 2).
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//
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// kernel_id (uint8) — which kernel emitted the record.
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// record_type (uint8) — sub-type within the kernel (input/state/output/debug).
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// payload layout — defined per (kernel_id, record_type) in decoder.
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#ifndef GPU_LOG_IDS_H
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#define GPU_LOG_IDS_H
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#define GPU_LOG_N_KERNELS 8
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#define GPU_LOG_N_RT_PER_KERNEL 4
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#define GPU_LOG_N_RECORDS_PER_STEP (GPU_LOG_N_KERNELS * GPU_LOG_N_RT_PER_KERNEL)
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#define GPU_LOG_N_SLOTS 32768
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#define GPU_LOG_RECORD_BYTES 64
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#define GPU_LOG_PAYLOAD_F32 12
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#define GPU_LOG_MAGIC 0xF0F0A710u
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// Kernel IDs (uint8). Add new kernels at the bottom; never reorder.
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#define KID_SMOOTHNESS_CONTROLLER 0
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#define KID_OUTPUT_SMOOTHNESS 1
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#define KID_BCE_MULTI_HORIZON 2
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#define KID_HORIZON_LAMBDA 3
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#define KID_HEADS_GRN_FWD 4
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#define KID_HEADS_GRN_BWD 5
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#define KID_CFC_STEP 6
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#define KID_RESERVED_7 7
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// Record types within a kernel (uint8). Reuse RT_INPUT/STATE/OUTPUT/DEBUG
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// across kernels — payload layout differs per (kid, rt) pair but the four
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// roles are conventional.
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#define RT_INPUT 0
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#define RT_STATE 1
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#define RT_OUTPUT 2
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#define RT_DEBUG 3
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#endif // GPU_LOG_IDS_H
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