[Qemu-arm] [PATCH 1/2] aspeed/smc: add a 'sdram_base' property

[Cédric Le Goater]

The setting of the DRAM address of the DMA transaction depends on the
DRAM base address of the SoC. Let's add a property to give this
information to the SMC controller model.

Signed-off-by: Cédric Le Goater <address@hidden>
Reviewed-by: Joel Stanley <address@hidden>
Reviewed-by: Andrew Jeffery <address@hidden>
---
 hw/arm/aspeed_soc.c         | 5 ++++-
 hw/ssi/aspeed_smc.c         | 1 +
 include/hw/ssi/aspeed_smc.h | 3 +++
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 571e4f097b02..6df76382f007 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -258,7 +258,10 @@ static void aspeed_soc_realize(DeviceState *dev, Error 
**errp)
                        qdev_get_gpio_in(DEVICE(&s->vic), 12));
 
     /* FMC, The number of CS is set at the board level */
-    object_property_set_bool(OBJECT(&s->fmc), true, "realized", &err);
+    object_property_set_int(OBJECT(&s->fmc), sc->info->sdram_base, 
"sdram-base",
+                            &err);
+    object_property_set_bool(OBJECT(&s->fmc), true, "realized", &local_err);
+    error_propagate(&err, local_err);
     if (err) {
         error_propagate(errp, err);
         return;
diff --git a/hw/ssi/aspeed_smc.c b/hw/ssi/aspeed_smc.c
index cb515730c5ad..f6ecdc014436 100644
--- a/hw/ssi/aspeed_smc.c
+++ b/hw/ssi/aspeed_smc.c
@@ -798,6 +798,7 @@ static const VMStateDescription vmstate_aspeed_smc = {
 };
 
 static Property aspeed_smc_properties[] = {
+    DEFINE_PROP_UINT64("sdram-base", AspeedSMCState, sdram_base, 0),
     DEFINE_PROP_UINT32("num-cs", AspeedSMCState, num_cs, 1),
     DEFINE_PROP_END_OF_LIST(),
 };
diff --git a/include/hw/ssi/aspeed_smc.h b/include/hw/ssi/aspeed_smc.h
index 1f557313fa93..2c375af7bcbb 100644
--- a/include/hw/ssi/aspeed_smc.h
+++ b/include/hw/ssi/aspeed_smc.h
@@ -97,6 +97,9 @@ typedef struct AspeedSMCState {
     uint8_t r_timings;
     uint8_t conf_enable_w0;
 
+    /* for DMA support */
+    uint64_t sdram_base;
+
     AspeedSMCFlash *flashes;
 } AspeedSMCState;
 
-- 
2.7.4