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hw/sd: Move sdcard legacy API to 'hw/sd/sdcard_legacy.h'

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omap_mmc.c is the last device left using the legacy sdcard API.
Move the prototype declarations into a separate header, to
make it clear this is a legacy API.

Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Message-Id: <20180216022933.10945-8-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2017-12-23 17:29:33 -03:00
parent 38626a3314
commit 9006f1e706
4 changed files with 52 additions and 17 deletions
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2
hw/sd/omap_mmc.c
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@ -23,7 +23,7 @@
#include "qemu/log.h"
#include "hw/irq.h"
#include "hw/arm/omap.h"
#include "hw/sd/sd.h"
#include "hw/sd/sdcard_legacy.h"
struct omap_mmc_s {
qemu_irq irq;

1
hw/sd/sd.c
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@ -37,6 +37,7 @@
#include "hw/registerfields.h"
#include "sysemu/block-backend.h"
#include "hw/sd/sd.h"
#include "hw/sd/sdcard_legacy.h"
#include "migration/vmstate.h"
#include "qapi/error.h"
#include "qemu/bitmap.h"

16
include/hw/sd/sd.h
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@ -136,22 +136,6 @@ typedef struct {
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);
/* 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)
*/

50
include/hw/sd/sdcard_legacy.h Normal file
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@ -0,0 +1,50 @@
/*
* SD Memory Card emulation (deprecated legacy API)
*
* 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_SDCARD_LEGACY_H
#define HW_SDCARD_LEGACY_H
#include "hw/sd/sd.h"
/* Legacy functions to be used only by non-qdevified callers */
SDState *sd_init(BlockBackend *blk, bool is_spi);
int sd_do_command(SDState *card, SDRequest *request, uint8_t *response);
void sd_write_data(SDState *card, uint8_t value);
uint8_t sd_read_data(SDState *card);
void sd_set_cb(SDState *card, qemu_irq readonly, qemu_irq insert);
/* 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 *card, bool enable);
#endif /* HW_SDCARD_LEGACY_H */