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author | Peter Maydell <peter.maydell@linaro.org> | 2020-08-22 23:53:08 +0100 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2020-08-22 23:53:08 +0100 |
commit | d7df0ceee0fd2e512cd214a9074ebeeb40da3099 (patch) | |
tree | 560af189a2bad02766cfff6170621430b9905f23 /include/hw/sd/sdcard_legacy.h | |
parent | 3a52b42c949ddd6ebb9f7e86ad83243bd1d52d9e (diff) | |
parent | 6d2d4069c47e23b9e3913f9c8204fd0edcb99fb3 (diff) |
Merge remote-tracking branch 'remotes/philmd-gitlab/tags/sd-next-20200821' into staging
SD/MMC patches
- Convert legacy SD host controller to the SDBus API
- Move legacy API to a separate "sdcard_legacy.h" header
- Introduce methods to access multiple bytes on SDBus data lines
- Fix 'switch function' group location
- Fix SDSC maximum card size (2GB)
CI jobs result:
https://gitlab.com/philmd/qemu/-/pipelines/180605963
# gpg: Signature made Fri 21 Aug 2020 18:27:50 BST
# gpg: using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD 6BB2 E3E3 2C2C DEAD C0DE
* remotes/philmd-gitlab/tags/sd-next-20200821: (23 commits)
hw/sd: Correct the maximum size of a Standard Capacity SD Memory Card
hw/sd: Fix incorrect populated function switch status data structure
hw/sd: Use sdbus_read_data() instead of sdbus_read_byte() when possible
hw/sd: Add sdbus_read_data() to read multiples bytes on the data line
hw/sd: Use sdbus_write_data() instead of sdbus_write_byte when possible
hw/sd: Add sdbus_write_data() to write multiples bytes on the data line
hw/sd: Rename sdbus_read_data() as sdbus_read_byte()
hw/sd: Rename sdbus_write_data() as sdbus_write_byte()
hw/sd: Rename read/write_data() as read/write_byte()
hw/sd: Move sdcard legacy API to 'hw/sd/sdcard_legacy.h'
hw/sd/sdcard: Make sd_data_ready() static
hw/sd/pl181: Replace disabled fprintf()s by trace events
hw/sd/pl181: Do not create SD card within the SD host controller
hw/sd/pl181: Expose a SDBus and connect the SDCard to it
hw/sd/pl181: Use named GPIOs
hw/sd/pl181: Add TODO to use Fifo32 API
hw/sd/pl181: Rename pl181_send_command() as pl181_do_command()
hw/sd/pl181: Replace fprintf(stderr, "*\n") with error_report()
hw/sd/milkymist: Do not create SD card within the SD host controller
hw/sd/milkymist: Create the SDBus at init()
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/sd/sdcard_legacy.h')
-rw-r--r-- | include/hw/sd/sdcard_legacy.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/include/hw/sd/sdcard_legacy.h b/include/hw/sd/sdcard_legacy.h new file mode 100644 index 0000000000..0dc3889555 --- /dev/null +++ b/include/hw/sd/sdcard_legacy.h @@ -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_byte(SDState *card, uint8_t value); +uint8_t sd_read_byte(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 */ |