/* $OpenBSD: sdhcvar.h,v 1.17 2023/04/19 02:01:02 dlg Exp $ */ /* * Copyright (c) 2006 Uwe Stuehler * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef _SDHCVAR_H_ #define _SDHCVAR_H_ #include struct sdhc_host; struct sdhc_softc { struct device sc_dev; struct sdhc_host **sc_host; int sc_nhosts; u_int sc_flags; u_int sc_clkbase; bus_dma_tag_t sc_dmat; bus_size_t sc_dma_boundary; void (*sc_bus_clock_pre)(struct sdhc_softc *, int, int); void (*sc_bus_clock_post)(struct sdhc_softc *, int, int); int (*sc_card_detect)(struct sdhc_softc *); int (*sc_signal_voltage)(struct sdhc_softc *, int); }; /* Host controller functions called by the attachment driver. */ int sdhc_host_found(struct sdhc_softc *, bus_space_tag_t, bus_space_handle_t, bus_size_t, int, uint64_t, uint64_t); int sdhc_activate(struct device *, int); void sdhc_shutdown(void *); int sdhc_intr(void *); void sdhc_needs_discover(struct sdhc_softc *); /* flag values */ #define SDHC_F_NOPWR0 (1 << 0) #define SDHC_F_NONREMOVABLE (1 << 1) #define SDHC_F_32BIT_ACCESS (1 << 2) #define SDHC_F_NO_HS_BIT (1 << 3) #endif