[v42] hw/sd/sdcard: Add eMMC support

[RFC PATCH v42 97/98] hw/sd/sdcard: Subtract bootarea size from blk

Philippe Mathieu-Daudé posted 98 patches 2 months, 2 weeks ago

Diff against v43 v44 v45 v46 v47 v48
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Maintainers: "Philippe Mathieu-Daudé" <philmd@linaro.org>, Bin Meng <bmeng.cn@gmail.com>, Tyrone Ting <kfting@nuvoton.com>, Hao Wu <wuhaotsh@google.com>, Thomas Huth <thuth@redhat.com>, Laurent Vivier <lvivier@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>

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[RFC PATCH v42 97/98] hw/sd/sdcard: Subtract bootarea size from blk

Posted by Philippe Mathieu-Daudé 2 months, 2 weeks ago

From: Joel Stanley <joel@jms.id.au>

The userdata size is derived from the file the user passes on the
command line, but we must take into account the boot areas.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/sd/sd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 2d49be61f6..bbf054ea1e 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -804,6 +804,10 @@ static void sd_reset(DeviceState *dev)
     }
     size = sect << HWBLOCK_SHIFT;
 
+    if (sc->bootpart_offset) {
+        size -= sd_boot_capacity_bytes(sd) * 2;
+    }
+
     sect = sd_addr_to_wpnum(size) + 1;
 
     sd->state = sd_idle_state;
-- 
2.41.0