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authorPhilippe Mathieu-Daudé <f4bug@amsat.org>2018-02-22 15:12:52 +0000
committerPeter Maydell <peter.maydell@linaro.org>2018-02-22 15:12:52 +0000
commit3d0369ba499866cc6a839f71212d97876500762d (patch)
tree369d95ad105c99c66a0d385b5e3b02e0088f703c /hw/sd
parent85fd6e5db15173fcbf214e5667860e5d634156d3 (diff)
hw/sd/milkymist-memcard: expose a SDBus and connect the SDCard to it
using the sdbus_*() API. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Alistair Francis <alistair.francis@xilinx.com> Acked-by: Michael Walle <michael@walle.cc> Message-id: 20180216022933.10945-4-f4bug@amsat.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/sd')
-rw-r--r--hw/sd/milkymist-memcard.c38
1 files changed, 21 insertions, 17 deletions
diff --git a/hw/sd/milkymist-memcard.c b/hw/sd/milkymist-memcard.c
index a8e65892c7..5570c1e9a0 100644
--- a/hw/sd/milkymist-memcard.c
+++ b/hw/sd/milkymist-memcard.c
@@ -69,7 +69,7 @@ struct MilkymistMemcardState {
SysBusDevice parent_obj;
MemoryRegion regs_region;
- SDState *card;
+ SDBus sdbus;
int command_write_ptr;
int response_read_ptr;
@@ -105,7 +105,7 @@ static void memcard_sd_command(MilkymistMemcardState *s)
req.crc = s->command[5];
s->response[0] = req.cmd;
- s->response_len = sd_do_command(s->card, &req, s->response+1);
+ s->response_len = sdbus_do_command(&s->sdbus, &req, s->response + 1);
s->response_read_ptr = 0;
if (s->response_len == 16) {
@@ -150,10 +150,10 @@ static uint64_t memcard_read(void *opaque, hwaddr addr,
r = 0xffffffff;
} else {
r = 0;
- r |= sd_read_data(s->card) << 24;
- r |= sd_read_data(s->card) << 16;
- r |= sd_read_data(s->card) << 8;
- r |= sd_read_data(s->card);
+ r |= sdbus_read_data(&s->sdbus) << 24;
+ r |= sdbus_read_data(&s->sdbus) << 16;
+ r |= sdbus_read_data(&s->sdbus) << 8;
+ r |= sdbus_read_data(&s->sdbus);
}
break;
case R_CLK2XDIV:
@@ -207,10 +207,10 @@ static void memcard_write(void *opaque, hwaddr addr, uint64_t value,
if (!s->enabled) {
break;
}
- sd_write_data(s->card, (value >> 24) & 0xff);
- sd_write_data(s->card, (value >> 16) & 0xff);
- sd_write_data(s->card, (value >> 8) & 0xff);
- sd_write_data(s->card, value & 0xff);
+ sdbus_write_data(&s->sdbus, (value >> 24) & 0xff);
+ sdbus_write_data(&s->sdbus, (value >> 16) & 0xff);
+ sdbus_write_data(&s->sdbus, (value >> 8) & 0xff);
+ sdbus_write_data(&s->sdbus, value & 0xff);
break;
case R_ENABLE:
s->regs[addr] = value;
@@ -251,10 +251,6 @@ static void milkymist_memcard_reset(DeviceState *d)
for (i = 0; i < R_MAX; i++) {
s->regs[i] = 0;
}
- /* Since we're still using the legacy SD API the card is not plugged
- * into any bus, and we must reset it manually.
- */
- device_reset(DEVICE(s->card));
}
static void milkymist_memcard_init(Object *obj)
@@ -270,15 +266,23 @@ static void milkymist_memcard_init(Object *obj)
static void milkymist_memcard_realize(DeviceState *dev, Error **errp)
{
MilkymistMemcardState *s = MILKYMIST_MEMCARD(dev);
+ DeviceState *carddev;
BlockBackend *blk;
DriveInfo *dinfo;
+ Error *err = NULL;
+ qbus_create_inplace(&s->sdbus, sizeof(s->sdbus), TYPE_SD_BUS,
+ dev, "sd-bus");
+
+ /* Create and plug in the sd card */
/* FIXME use a qdev drive property instead of drive_get_next() */
dinfo = drive_get_next(IF_SD);
blk = dinfo ? blk_by_legacy_dinfo(dinfo) : NULL;
- s->card = sd_init(blk, false);
- if (s->card == NULL) {
- error_setg(errp, "failed to init SD card");
+ carddev = qdev_create(&s->sdbus.qbus, TYPE_SD_CARD);
+ qdev_prop_set_drive(carddev, "drive", blk, &err);
+ object_property_set_bool(OBJECT(carddev), true, "realized", &err);
+ if (err) {
+ error_setg(errp, "failed to init SD card: %s", error_get_pretty(err));
return;
}
s->enabled = blk && blk_is_inserted(blk);