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runtime: support builds without RTIO DMA. 

Fixes #1079.
This commit is contained in:
whitequark 2018-06-23 00:56:21 +00:00
parent 12fde6d34b
commit b6dd9c8bb0
1 changed files with 6 additions and 5 deletions
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11
artiq/firmware/ksupport/lib.rs
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@ -17,7 +17,6 @@ use core::{mem, ptr, slice, str};
use cslice::{CSlice, AsCSlice}; use cslice::{CSlice, AsCSlice};
use io::Cursor; use io::Cursor;
use dyld::Library; use dyld::Library;
use board_misoc::csr;
use board_artiq::{mailbox, rpc_queue}; use board_artiq::{mailbox, rpc_queue};
use proto_artiq::{kernel_proto, rpc_proto}; use proto_artiq::{kernel_proto, rpc_proto};
use kernel_proto::*; use kernel_proto::*;
@ -365,11 +364,13 @@ extern fn dma_retrieve(name: CSlice<u8>) -> DmaTrace {
}) })
} }
#[cfg(has_rtio)] #[cfg(has_rtio_dma)]
extern fn dma_playback(timestamp: i64, ptr: i32) { extern fn dma_playback(timestamp: i64, ptr: i32) {
assert!(ptr % 64 == 0); assert!(ptr % 64 == 0);
unsafe { unsafe {
use board_misoc::csr;
csr::rtio_dma::base_address_write(ptr as u64); csr::rtio_dma::base_address_write(ptr as u64);
csr::rtio_dma::time_offset_write(timestamp as u64); csr::rtio_dma::time_offset_write(timestamp as u64);
@ -397,9 +398,9 @@ extern fn dma_playback(timestamp: i64, ptr: i32) {
} }
} }
#[cfg(not(has_rtio))] #[cfg(not(has_rtio_dma))]
extern fn dma_playback(timestamp: i64, ptr: i32) { extern fn dma_playback(_timestamp: i64, _ptr: i32) {
unimplemented!("not(has_rtio)") unimplemented!("not(has_rtio_dma)")
} }
unsafe fn attribute_writeback(typeinfo: *const ()) { unsafe fn attribute_writeback(typeinfo: *const ()) {