sdmmcchip.h revision 1.1.2.2
1 1.1.2.2 skrll /* $NetBSD: sdmmcchip.h,v 1.1.2.2 2009/04/28 07:36:33 skrll Exp $ */ 2 1.1.2.2 skrll /* $OpenBSD: sdmmcchip.h,v 1.3 2007/05/31 10:09:01 uwe Exp $ */ 3 1.1.2.2 skrll 4 1.1.2.2 skrll /* 5 1.1.2.2 skrll * Copyright (c) 2006 Uwe Stuehler <uwe (at) openbsd.org> 6 1.1.2.2 skrll * 7 1.1.2.2 skrll * Permission to use, copy, modify, and distribute this software for any 8 1.1.2.2 skrll * purpose with or without fee is hereby granted, provided that the above 9 1.1.2.2 skrll * copyright notice and this permission notice appear in all copies. 10 1.1.2.2 skrll * 11 1.1.2.2 skrll * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 1.1.2.2 skrll * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 1.1.2.2 skrll * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 1.1.2.2 skrll * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 1.1.2.2 skrll * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 1.1.2.2 skrll * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 1.1.2.2 skrll * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 1.1.2.2 skrll */ 19 1.1.2.2 skrll 20 1.1.2.2 skrll #ifndef _SDMMC_CHIP_H_ 21 1.1.2.2 skrll #define _SDMMC_CHIP_H_ 22 1.1.2.2 skrll 23 1.1.2.2 skrll #include <sys/device.h> 24 1.1.2.2 skrll 25 1.1.2.2 skrll #include <machine/bus.h> 26 1.1.2.2 skrll 27 1.1.2.2 skrll struct sdmmc_command; 28 1.1.2.2 skrll 29 1.1.2.2 skrll typedef struct sdmmc_chip_functions *sdmmc_chipset_tag_t; 30 1.1.2.2 skrll typedef void *sdmmc_chipset_handle_t; 31 1.1.2.2 skrll 32 1.1.2.2 skrll struct sdmmc_chip_functions { 33 1.1.2.2 skrll /* host controller reset */ 34 1.1.2.2 skrll int (*host_reset)(sdmmc_chipset_handle_t); 35 1.1.2.2 skrll 36 1.1.2.2 skrll /* host capabilities */ 37 1.1.2.2 skrll uint32_t (*host_ocr)(sdmmc_chipset_handle_t); 38 1.1.2.2 skrll int (*host_maxblklen)(sdmmc_chipset_handle_t); 39 1.1.2.2 skrll 40 1.1.2.2 skrll /* card detection */ 41 1.1.2.2 skrll int (*card_detect)(sdmmc_chipset_handle_t); 42 1.1.2.2 skrll 43 1.1.2.2 skrll /* write protect */ 44 1.1.2.2 skrll int (*write_protect)(sdmmc_chipset_handle_t); 45 1.1.2.2 skrll 46 1.1.2.2 skrll /* bus power, clock frequency and width */ 47 1.1.2.2 skrll int (*bus_power)(sdmmc_chipset_handle_t, uint32_t); 48 1.1.2.2 skrll int (*bus_clock)(sdmmc_chipset_handle_t, int); 49 1.1.2.2 skrll int (*bus_width)(sdmmc_chipset_handle_t, int); 50 1.1.2.2 skrll 51 1.1.2.2 skrll /* command execution */ 52 1.1.2.2 skrll void (*exec_command)(sdmmc_chipset_handle_t, 53 1.1.2.2 skrll struct sdmmc_command *); 54 1.1.2.2 skrll 55 1.1.2.2 skrll /* card interrupt */ 56 1.1.2.2 skrll void (*card_enable_intr)(sdmmc_chipset_handle_t, int); 57 1.1.2.2 skrll void (*card_intr_ack)(sdmmc_chipset_handle_t); 58 1.1.2.2 skrll }; 59 1.1.2.2 skrll 60 1.1.2.2 skrll /* host controller reset */ 61 1.1.2.2 skrll #define sdmmc_chip_host_reset(tag, handle) \ 62 1.1.2.2 skrll ((tag)->host_reset((handle))) 63 1.1.2.2 skrll /* host capabilities */ 64 1.1.2.2 skrll #define sdmmc_chip_host_ocr(tag, handle) \ 65 1.1.2.2 skrll ((tag)->host_ocr((handle))) 66 1.1.2.2 skrll #define sdmmc_chip_host_maxblklen(tag, handle) \ 67 1.1.2.2 skrll ((tag)->host_maxblklen((handle))) 68 1.1.2.2 skrll /* card detection */ 69 1.1.2.2 skrll #define sdmmc_chip_card_detect(tag, handle) \ 70 1.1.2.2 skrll ((tag)->card_detect((handle))) 71 1.1.2.2 skrll /* write protect */ 72 1.1.2.2 skrll #define sdmmc_chip_write_protect(tag, handle) \ 73 1.1.2.2 skrll ((tag)->write_protect((handle))) 74 1.1.2.2 skrll /* bus power, clock frequency and width */ 75 1.1.2.2 skrll #define sdmmc_chip_bus_power(tag, handle, ocr) \ 76 1.1.2.2 skrll ((tag)->bus_power((handle), (ocr))) 77 1.1.2.2 skrll #define sdmmc_chip_bus_clock(tag, handle, freq) \ 78 1.1.2.2 skrll ((tag)->bus_clock((handle), (freq))) 79 1.1.2.2 skrll #define sdmmc_chip_bus_width(tag, handle, width) \ 80 1.1.2.2 skrll ((tag)->bus_width((handle), (width))) 81 1.1.2.2 skrll /* command execution */ 82 1.1.2.2 skrll #define sdmmc_chip_exec_command(tag, handle, cmdp) \ 83 1.1.2.2 skrll ((tag)->exec_command((handle), (cmdp))) 84 1.1.2.2 skrll /* card interrupt */ 85 1.1.2.2 skrll #define sdmmc_chip_card_enable_intr(tag, handle, enable) \ 86 1.1.2.2 skrll ((tag)->card_enable_intr((handle), (enable))) 87 1.1.2.2 skrll #define sdmmc_chip_card_intr_ack(tag, handle) \ 88 1.1.2.2 skrll ((tag)->card_intr_ack((handle))) 89 1.1.2.2 skrll 90 1.1.2.2 skrll /* clock frequencies for sdmmc_chip_bus_clock() */ 91 1.1.2.2 skrll #define SDMMC_SDCLK_OFF 0 92 1.1.2.2 skrll #define SDMMC_SDCLK_400K 400 93 1.1.2.2 skrll 94 1.1.2.2 skrll struct sdmmcbus_attach_args { 95 1.1.2.2 skrll const char *saa_busname; 96 1.1.2.2 skrll sdmmc_chipset_tag_t saa_sct; 97 1.1.2.2 skrll sdmmc_chipset_handle_t saa_sch; 98 1.1.2.2 skrll bus_dma_tag_t saa_dmat; 99 1.1.2.2 skrll u_int saa_clkmin; 100 1.1.2.2 skrll u_int saa_clkmax; 101 1.1.2.2 skrll uint32_t saa_caps; /* see sdmmc_softc.sc_caps */ 102 1.1.2.2 skrll }; 103 1.1.2.2 skrll 104 1.1.2.2 skrll void sdmmc_needs_discover(device_t); 105 1.1.2.2 skrll void sdmmc_card_intr(device_t); 106 1.1.2.2 skrll void sdmmc_delay(u_int); 107 1.1.2.2 skrll 108 1.1.2.2 skrll #endif /* _SDMMC_CHIP_H_ */ 109
Indexes created Sun Oct 19 22:09:57 GMT 2025