LibBSD | Raspberrypi4b: Add sd card support (!158)

Christian Mauderer (@c-mauderer) gitlab at rtems.org
Fri Aug 21 08:59:12 UTC 2026



Merge request https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/merge_requests/158 was reviewed by Christian Mauderer

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Christian Mauderer started a new discussion on freebsd/sys/arm/broadcom/bcm2835/bcm2835_sdhci.c: https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/merge_requests/158#note_157691

 > +	 */
 > +	err = bcm_dma_start(sc->sc_dma_ch, psrc, pdst, len);
 > +	KASSERT((err == 0), ("bcm2835_sdhci: failed DMA start"));

With your implementation of the bcm_dma_start, this should always fail. Why does the driver work like that?


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View it on GitLab: https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/merge_requests/158
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