firewire-dice-protocols 0.1.1

Implementation of protocols defined by TC Applied Technologies for ASICs of Digital Interface Communication Engine (DICE) as well as hardware vendors.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33

// SPDX-License-Identifier: LGPL-3.0-or-later
// Copyright (c) 2020 Takashi Sakamoto

//! Peak section in protocol extension defined by TCAT for ASICs of DICE.
//!
//! The module includes structure, enumeration, and trait and its implementation for peak section
//! in protocol extension defined by TCAT for ASICs of DICE.
use super::{caps_section::*, router_entry::*, *};

/// Protocol implementation of peak section.
#[derive(Default)]
pub struct PeakSectionProtocol;

impl PeakSectionProtocol {
    pub fn read_peak_entries(
        req: &mut FwReq,
        node: &mut FwNode,
        sections: &ExtensionSections,
        caps: &ExtensionCaps,
        timeout_ms: u32,
    ) -> Result<Vec<RouterEntry>, Error> {
        if !caps.general.peak_avail {
            Err(Error::new(
                ProtocolExtensionError::Peak,
                "Peak is not available",
            ))?
        }

        let entries = caps.router.maximum_entry_count as usize;
        read_router_entries(req, node, caps, sections.peak.offset, entries, timeout_ms)
            .map_err(|e| Error::new(ProtocolExtensionError::Peak, &e.to_string()))
    }
}