#[cfg(feature = "async_support")]
use super::functions::*;
#[cfg(feature = "async_support")]
use super::types::*;
#[cfg(feature = "async_support")]
use crate::error::{Result, SklearsError};
#[cfg(feature = "async_support")]
use async_trait::async_trait;
#[cfg(feature = "async_support")]
use std::collections::HashMap;
#[cfg(feature = "async_support")]
use std::time::Duration;
#[cfg(feature = "async_support")]
#[async_trait]
impl ExoticHardware for TpuDevice {
fn hardware_id(&self) -> &HardwareId {
&self.id
}
fn capabilities(&self) -> &HardwareCapabilities {
&self.capabilities
}
async fn initialize(&mut self) -> Result<()> {
self.compiler = Some(Box::new(TpuCompiler::new()));
self.memory_manager = Some(Box::new(TpuMemoryManager::new()));
self.is_initialized = true;
Ok(())
}
async fn shutdown(&mut self) -> Result<()> {
self.compiler = None;
self.memory_manager = None;
self.is_initialized = false;
Ok(())
}
async fn is_ready(&self) -> Result<bool> {
Ok(self.is_initialized)
}
async fn status(&self) -> Result<HardwareStatus> {
Ok(HardwareStatus {
is_online: self.is_initialized,
temperature_celsius: Some(65.0),
power_usage_watts: Some(450.0),
memory_usage_percent: 25.0,
compute_utilization_percent: 0.0,
error_count: 0,
uptime_seconds: 3600,
})
}
async fn execute_computation(
&self,
computation: &dyn HardwareComputation,
) -> Result<ComputationResult> {
if !self.is_initialized {
return Err(SklearsError::HardwareError(
"TPU not initialized".to_string(),
));
}
let validation = computation.validate_for_hardware(self)?;
if !validation.is_compatible {
return Err(SklearsError::HardwareError(format!(
"Computation not compatible with TPU: {:?}",
validation.errors
)));
}
let start_time = std::time::Instant::now();
tokio::time::sleep(Duration::from_millis(10)).await;
let execution_time = start_time.elapsed().as_millis() as f32;
Ok(ComputationResult {
outputs: vec![],
execution_time_ms: execution_time,
memory_used_bytes: 1024 * 1024,
hardware_metrics: HardwareMetrics {
compute_utilization: 95.0,
memory_bandwidth_gbps: 900.0,
energy_consumed_joules: execution_time * 0.45,
hardware_specific: {
let mut metrics = HashMap::new();
metrics.insert(
"systolic_array_utilization".to_string(),
serde_json::Value::Number(
serde_json::Number::from_f64(98.5).expect("valid JSON operation"),
),
);
metrics
},
},
})
}
fn get_compiler(&self) -> Result<Box<dyn HardwareCompiler>> {
Ok(Box::new(TpuCompiler::new()))
}
fn get_memory_manager(&self) -> Result<Box<dyn HardwareMemoryManager>> {
Ok(Box::new(TpuMemoryManager::new()))
}
}