diff options
Diffstat (limited to 'qemu/include/hw/sd/sd.h')
| -rw-r--r-- | qemu/include/hw/sd/sd.h | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/qemu/include/hw/sd/sd.h b/qemu/include/hw/sd/sd.h deleted file mode 100644 index d5d273a44..000000000 --- a/qemu/include/hw/sd/sd.h +++ /dev/null @@ -1,145 +0,0 @@ -/* - * SD Memory Card emulation. Mostly correct for MMC too. - * - * Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A - * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -#ifndef __hw_sd_h -#define __hw_sd_h 1 - -#define OUT_OF_RANGE (1 << 31) -#define ADDRESS_ERROR (1 << 30) -#define BLOCK_LEN_ERROR (1 << 29) -#define ERASE_SEQ_ERROR (1 << 28) -#define ERASE_PARAM (1 << 27) -#define WP_VIOLATION (1 << 26) -#define CARD_IS_LOCKED (1 << 25) -#define LOCK_UNLOCK_FAILED (1 << 24) -#define COM_CRC_ERROR (1 << 23) -#define ILLEGAL_COMMAND (1 << 22) -#define CARD_ECC_FAILED (1 << 21) -#define CC_ERROR (1 << 20) -#define SD_ERROR (1 << 19) -#define CID_CSD_OVERWRITE (1 << 16) -#define WP_ERASE_SKIP (1 << 15) -#define CARD_ECC_DISABLED (1 << 14) -#define ERASE_RESET (1 << 13) -#define CURRENT_STATE (7 << 9) -#define READY_FOR_DATA (1 << 8) -#define APP_CMD (1 << 5) -#define AKE_SEQ_ERROR (1 << 3) -#define OCR_CCS_BITN 30 - -typedef enum { - sd_none = -1, - sd_bc = 0, /* broadcast -- no response */ - sd_bcr, /* broadcast with response */ - sd_ac, /* addressed -- no data transfer */ - sd_adtc, /* addressed with data transfer */ -} sd_cmd_type_t; - -typedef struct { - uint8_t cmd; - uint32_t arg; - uint8_t crc; -} SDRequest; - -typedef struct SDState SDState; -typedef struct SDBus SDBus; - -#define TYPE_SD_CARD "sd-card" -#define SD_CARD(obj) OBJECT_CHECK(SDState, (obj), TYPE_SD_CARD) -#define SD_CARD_CLASS(klass) \ - OBJECT_CLASS_CHECK(SDCardClass, (klass), TYPE_SD_CARD) -#define SD_CARD_GET_CLASS(obj) \ - OBJECT_GET_CLASS(SDCardClass, (obj), TYPE_SD_CARD) - -typedef struct { - /*< private >*/ - DeviceClass parent_class; - /*< public >*/ - - int (*do_command)(SDState *sd, SDRequest *req, uint8_t *response); - void (*write_data)(SDState *sd, uint8_t value); - uint8_t (*read_data)(SDState *sd); - bool (*data_ready)(SDState *sd); - void (*enable)(SDState *sd, bool enable); - bool (*get_inserted)(SDState *sd); - bool (*get_readonly)(SDState *sd); -} SDCardClass; - -#define TYPE_SD_BUS "sd-bus" -#define SD_BUS(obj) OBJECT_CHECK(SDBus, (obj), TYPE_SD_BUS) -#define SD_BUS_CLASS(klass) OBJECT_CLASS_CHECK(SDBusClass, (klass), TYPE_SD_BUS) -#define SD_BUS_GET_CLASS(obj) OBJECT_GET_CLASS(SDBusClass, (obj), TYPE_SD_BUS) - -struct SDBus { - BusState qbus; -}; - -typedef struct { - /*< private >*/ - BusClass parent_class; - /*< public >*/ - - /* These methods are called by the SD device to notify the controller - * when the card insertion or readonly status changes - */ - void (*set_inserted)(DeviceState *dev, bool inserted); - void (*set_readonly)(DeviceState *dev, bool readonly); -} SDBusClass; - -/* Legacy functions to be used only by non-qdevified callers */ -SDState *sd_init(BlockBackend *bs, bool is_spi); -int sd_do_command(SDState *sd, SDRequest *req, - uint8_t *response); -void sd_write_data(SDState *sd, uint8_t value); -uint8_t sd_read_data(SDState *sd); -void sd_set_cb(SDState *sd, qemu_irq readonly, qemu_irq insert); -bool sd_data_ready(SDState *sd); -/* sd_enable should not be used -- it is only used on the nseries boards, - * where it is part of a broken implementation of the MMC card slot switch - * (there should be two card slots which are multiplexed to a single MMC - * controller, but instead we model it with one card and controller and - * disable the card when the second slot is selected, so it looks like the - * second slot is always empty). - */ -void sd_enable(SDState *sd, bool enable); - -/* Functions to be used by qdevified callers (working via - * an SDBus rather than directly with SDState) - */ -int sdbus_do_command(SDBus *sd, SDRequest *req, uint8_t *response); -void sdbus_write_data(SDBus *sd, uint8_t value); -uint8_t sdbus_read_data(SDBus *sd); -bool sdbus_data_ready(SDBus *sd); -bool sdbus_get_inserted(SDBus *sd); -bool sdbus_get_readonly(SDBus *sd); - -/* Functions to be used by SD devices to report back to qdevified controllers */ -void sdbus_set_inserted(SDBus *sd, bool inserted); -void sdbus_set_readonly(SDBus *sd, bool inserted); - -#endif /* __hw_sd_h */ |