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Unbreak build for Skyeye: do not attempt to do any DMA, as Skyeye doesn't

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emulate it.

Reported by:	ru
This commit is contained in:
Olivier Houchard 2006-12-07 00:24:15 +00:00
parent 5c356a4834
commit ae89920ab9
1 changed files with 10 additions and 1 deletions
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11
sys/arm/at91/uart_dev_at91usart.c
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@ -323,7 +323,10 @@ at91_getaddr(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
static int
at91_usart_bus_attach(struct uart_softc *sc)
{
int err, i;
#ifndef SKYEYE_WORKAROUNDS
int err;
int i;
#endif
uint32_t cr;
struct at91_usart_softc *atsc;
@ -345,6 +348,7 @@ at91_usart_bus_attach(struct uart_softc *sc)
sc->sc_rxfifosz = USART_BUFFER_SIZE;
sc->sc_hwiflow = 0;
#ifndef SKYEYE_WORKAROUNDS
/*
* Allocate DMA tags and maps
*/
@ -374,6 +378,7 @@ at91_usart_bus_attach(struct uart_softc *sc)
atsc->ping = &atsc->ping_pong[0];
atsc->pong = &atsc->ping_pong[1];
}
#endif
/*
* Prime the pump with the RX buffer. We use two 64 byte bounce
@ -407,9 +412,13 @@ at91_usart_bus_attach(struct uart_softc *sc)
WR4(&sc->sc_bas, USART_IER, USART_CSR_RXRDY);
}
WR4(&sc->sc_bas, USART_IER, USART_CSR_RXBRK);
#ifndef SKYEYE_WORKAROUNDS
errout:;
// XXX bad
return (err);
#else
return (0);
#endif
}
static int