103 lines
4.4 KiB
C
103 lines
4.4 KiB
C
/* $NetBSD: sdhcvar.h,v 1.32 2022/02/06 15:52:20 jmcneill Exp $ */
|
|
/* $OpenBSD: sdhcvar.h,v 1.3 2007/09/06 08:01:01 jsg Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
|
|
*
|
|
* 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 <sys/bus.h>
|
|
#include <sys/device.h>
|
|
#include <sys/pmf.h>
|
|
|
|
struct sdhc_host;
|
|
struct sdmmc_command;
|
|
|
|
struct sdhc_softc {
|
|
device_t sc_dev;
|
|
|
|
struct sdhc_host **sc_host;
|
|
int sc_nhosts;
|
|
|
|
bus_dma_tag_t sc_dmat;
|
|
|
|
uint32_t sc_flags;
|
|
#define SDHC_FLAG_USE_DMA 0x00000001
|
|
#define SDHC_FLAG_FORCE_DMA 0x00000002
|
|
#define SDHC_FLAG_NO_PWR0 0x00000004 /* Freescale ESDHC */
|
|
#define SDHC_FLAG_HAVE_DVS 0x00000008 /* Freescale ESDHC */
|
|
#define SDHC_FLAG_32BIT_ACCESS 0x00000010 /* Freescale ESDHC */
|
|
#define SDHC_FLAG_ENHANCED 0x00000020 /* Freescale ESDHC */
|
|
#define SDHC_FLAG_8BIT_MODE 0x00000040 /* MMC 8bit mode is supported */
|
|
#define SDHC_FLAG_HAVE_CGM 0x00000080 /* Netlogic XLP */
|
|
#define SDHC_FLAG_NO_LED_ON 0x00000100 /* LED_ON unsupported in HOST_CTL */
|
|
#define SDHC_FLAG_HOSTCAPS 0x00000200 /* No device provided capabilities */
|
|
#define SDHC_FLAG_RSP136_CRC 0x00000400 /* Resp 136 with CRC and end-bit */
|
|
#define SDHC_FLAG_SINGLE_ONLY 0x00000800 /* Single transfer only */
|
|
#define SDHC_FLAG_WAIT_RESET 0x00001000 /* Wait for soft resets to start */
|
|
#define SDHC_FLAG_NO_HS_BIT 0x00002000 /* Don't set SDHC_HIGH_SPEED bit */
|
|
#define SDHC_FLAG_EXTERNAL_DMA 0x00004000
|
|
#define SDHC_FLAG_EXTDMA_DMAEN 0x00008000 /* ext. dma need SDHC_DMA_ENABLE */
|
|
#define SDHC_FLAG_NO_CLKBASE 0x00020000 /* ignore clkbase register */
|
|
#define SDHC_FLAG_SINGLE_POWER_WRITE 0x00040000
|
|
#define SDHC_FLAG_NO_TIMEOUT 0x00080000 /* ignore timeout interrupts */
|
|
#define SDHC_FLAG_POLL_CARD_DET 0x00100000 /* polling card detect */
|
|
#define SDHC_FLAG_SLOW_SDR50 0x00200000 /* reduce SDR50 speed */
|
|
#define SDHC_FLAG_USDHC 0x00400000 /* Freescale uSDHC */
|
|
#define SDHC_FLAG_NO_AUTO_STOP 0x00800000 /* No auto CMD12 */
|
|
#define SDHC_FLAG_NO_BUSY_INTR 0x01000000 /* No intr when RESP_BUSY */
|
|
#define SDHC_FLAG_STOP_WITH_TC 0x02000000 /* CMD12 can set xfer complete w/o SCF_RSP_BSY */
|
|
#define SDHC_FLAG_BROKEN_ADMA2_ZEROLEN 0x04000000 /*
|
|
* Broken ADMA2 zero length descriptor
|
|
* Can't 64K Byte data transfer
|
|
*/
|
|
#define SDHC_FLAG_NO_1_8_V 0x08000000 /* No 1.8V supply */
|
|
|
|
uint32_t sc_clkbase;
|
|
int sc_clkmsk; /* Mask for SDCLK */
|
|
uint32_t sc_caps;/* attachment provided capabilities */
|
|
uint32_t sc_caps2;
|
|
|
|
int (*sc_vendor_rod)(struct sdhc_softc *, int);
|
|
int (*sc_vendor_write_protect)(struct sdhc_softc *);
|
|
int (*sc_vendor_card_detect)(struct sdhc_softc *);
|
|
int (*sc_vendor_bus_width)(struct sdhc_softc *, int);
|
|
int (*sc_vendor_bus_clock)(struct sdhc_softc *, int);
|
|
int (*sc_vendor_bus_clock_post)(struct sdhc_softc *, int);
|
|
int (*sc_vendor_transfer_data_dma)(struct sdhc_softc *, struct sdmmc_command *);
|
|
void (*sc_vendor_hw_reset)(struct sdhc_softc *, struct sdhc_host *);
|
|
int (*sc_vendor_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 sdhc_intr(void *);
|
|
int sdhc_detach(struct sdhc_softc *, int);
|
|
bool sdhc_suspend(device_t, const pmf_qual_t *);
|
|
bool sdhc_resume(device_t, const pmf_qual_t *);
|
|
bool sdhc_shutdown(device_t, int);
|
|
kmutex_t *sdhc_host_lock(struct sdhc_host *);
|
|
uint8_t sdhc_host_read_1(struct sdhc_host *, int);
|
|
uint16_t sdhc_host_read_2(struct sdhc_host *, int);
|
|
uint32_t sdhc_host_read_4(struct sdhc_host *, int);
|
|
void sdhc_host_write_1(struct sdhc_host *, int, uint8_t);
|
|
void sdhc_host_write_2(struct sdhc_host *, int, uint16_t);
|
|
void sdhc_host_write_4(struct sdhc_host *, int, uint32_t);
|
|
|
|
#endif /* _SDHCVAR_H_ */
|