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drtioaux: add moninj packets

This commit is contained in:
Sebastien Bourdeauducq 2017-02-23 16:23:51 +08:00
parent 016743f079
commit 45ac0dcf57
1 changed files with 49 additions and 3 deletions
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52
artiq/firmware/libdrtioaux/lib.rs
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@ -18,8 +18,11 @@ use proto::*;
pub enum Packet {
EchoRequest,
EchoReply,
//MonitorRequest,
//MonitorReply
MonitorRequest { channel: u16, probe: u8 },
MonitorReply { value: u32 },
InjectionRequest { channel: u16, overrd: u8, value: u8 },
InjectionStatusRequest { channel: u16, overrd: u8 },
InjectionStatusReply { value: u8 }
}
impl Packet {
@ -27,6 +30,25 @@ impl Packet {
Ok(match read_u8(reader)? {
0 => Packet::EchoRequest,
1 => Packet::EchoReply,
2 => Packet::MonitorRequest {
channel: read_u16(reader)?,
probe: read_u8(reader)?
},
3 => Packet::MonitorReply {
value: read_u32(reader)?
},
4 => Packet::InjectionRequest {
channel: read_u16(reader)?,
overrd: read_u8(reader)?,
value: read_u8(reader)?
},
5 => Packet::InjectionStatusRequest {
channel: read_u16(reader)?,
overrd: read_u8(reader)?
},
6 => Packet::InjectionStatusReply {
value: read_u8(reader)?
},
_ => return Err(io::Error::new(io::ErrorKind::InvalidData, "unknown packet type"))
})
}
@ -34,7 +56,31 @@ impl Packet {
pub fn write_to(&self, writer: &mut Write) -> io::Result<()> {
match *self {
Packet::EchoRequest => write_u8(writer, 0)?,
Packet::EchoReply => write_u8(writer, 1)?
Packet::EchoReply => write_u8(writer, 1)?,
Packet::MonitorRequest { channel, probe } => {
write_u8(writer, 2)?;
write_u16(writer, channel)?;
write_u8(writer, probe)?;
},
Packet::MonitorReply { value } => {
write_u8(writer, 3)?;
write_u32(writer, value)?;
},
Packet::InjectionRequest { channel, overrd, value } => {
write_u8(writer, 4)?;
write_u16(writer, channel)?;
write_u8(writer, overrd)?;
write_u8(writer, value)?;
},
Packet::InjectionStatusRequest { channel, overrd } => {
write_u8(writer, 5)?;
write_u16(writer, channel)?;
write_u8(writer, overrd)?;
},
Packet::InjectionStatusReply { value } => {
write_u8(writer, 6)?;
write_u8(writer, value)?;
}
}
Ok(())
}