26 lines
560 B
Rust
26 lines
560 B
Rust
#![macro_use]
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use crate::pac;
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pub(crate) struct DmamuxInfo {
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pub(crate) mux: pac::dmamux::Dmamux,
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pub(crate) num: usize,
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}
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pub(crate) fn configure_dmamux(info: &DmamuxInfo, request: u8) {
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let ch_mux_regs = info.mux.ccr(info.num);
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ch_mux_regs.write(|reg| {
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reg.set_nbreq(0);
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reg.set_dmareq_id(request);
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});
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ch_mux_regs.modify(|reg| {
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reg.set_ege(true);
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});
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}
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/// safety: must be called only once
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pub(crate) unsafe fn init(_cs: critical_section::CriticalSection) {
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crate::_generated::init_dmamux();
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}
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