1*834ff46cSdlg /* $OpenBSD: sdhcvar.h,v 1.17 2023/04/19 02:01:02 dlg Exp $ */ 2aae4fe77Suwe 3aae4fe77Suwe /* 4aae4fe77Suwe * Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org> 5aae4fe77Suwe * 6aae4fe77Suwe * Permission to use, copy, modify, and distribute this software for any 7aae4fe77Suwe * purpose with or without fee is hereby granted, provided that the above 8aae4fe77Suwe * copyright notice and this permission notice appear in all copies. 9aae4fe77Suwe * 10aae4fe77Suwe * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11aae4fe77Suwe * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12aae4fe77Suwe * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13aae4fe77Suwe * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14aae4fe77Suwe * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15aae4fe77Suwe * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16aae4fe77Suwe * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17aae4fe77Suwe */ 18aae4fe77Suwe 19aae4fe77Suwe #ifndef _SDHCVAR_H_ 20aae4fe77Suwe #define _SDHCVAR_H_ 21aae4fe77Suwe 22aae4fe77Suwe #include <machine/bus.h> 23aae4fe77Suwe 24aae4fe77Suwe struct sdhc_host; 25aae4fe77Suwe 26aae4fe77Suwe struct sdhc_softc { 27aae4fe77Suwe struct device sc_dev; 2881aa4bdcSfgsch struct sdhc_host **sc_host; 29aae4fe77Suwe int sc_nhosts; 30b9e2e1baSjsg u_int sc_flags; 317b2b2895Skettenis u_int sc_clkbase; 3288a093b3Skettenis 33c6293583Skettenis bus_dma_tag_t sc_dmat; 34*834ff46cSdlg bus_size_t sc_dma_boundary; 35c6293583Skettenis 36fa1cdcb1Spatrick void (*sc_bus_clock_pre)(struct sdhc_softc *, int, int); 37fa1cdcb1Spatrick void (*sc_bus_clock_post)(struct sdhc_softc *, int, int); 3888a093b3Skettenis int (*sc_card_detect)(struct sdhc_softc *); 39c2deed7fSkettenis int (*sc_signal_voltage)(struct sdhc_softc *, int); 40aae4fe77Suwe }; 41aae4fe77Suwe 42aae4fe77Suwe /* Host controller functions called by the attachment driver. */ 43aae4fe77Suwe int sdhc_host_found(struct sdhc_softc *, bus_space_tag_t, 44bfa5fdb5Spatrick bus_space_handle_t, bus_size_t, int, uint64_t, uint64_t); 452c6678e4Sderaadt int sdhc_activate(struct device *, int); 46aae4fe77Suwe void sdhc_shutdown(void *); 47aae4fe77Suwe int sdhc_intr(void *); 48aae4fe77Suwe 49c6076839Skettenis void sdhc_needs_discover(struct sdhc_softc *); 50c6076839Skettenis 51b9e2e1baSjsg /* flag values */ 52b9e2e1baSjsg #define SDHC_F_NOPWR0 (1 << 0) 53bfa5fdb5Spatrick #define SDHC_F_NONREMOVABLE (1 << 1) 54bfa5fdb5Spatrick #define SDHC_F_32BIT_ACCESS (1 << 2) 55bfa5fdb5Spatrick #define SDHC_F_NO_HS_BIT (1 << 3) 56b9e2e1baSjsg 57aae4fe77Suwe #endif 58