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aspeed/smc: add a 'sdram_base' property 

The DRAM address of a DMA transaction depends on the DRAM base address
of the SoC. Inform the SMC controller model with this value.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20190618165311.27066-15-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Cédric Le Goater 2019-07-01 17:26:17 +01:00 committed by Peter Maydell
parent ad1a978218
commit 6da4433fc5
3 changed files with 10 additions and 0 deletions
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6
hw/arm/aspeed_soc.c
View File

@ -337,6 +337,12 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp)
aspeed_soc_get_irq(s, ASPEED_I2C));
/* FMC, The number of CS is set at the board level */
object_property_set_int(OBJECT(&s->fmc), sc->info->memmap[ASPEED_SDRAM],
"sdram-base", &err);
if (err) {
error_propagate(errp, err);
return;
}
object_property_set_bool(OBJECT(&s->fmc), true, "realized", &err);
if (err) {
error_propagate(errp, err);

1
hw/ssi/aspeed_smc.c
View File

@ -913,6 +913,7 @@ static const VMStateDescription vmstate_aspeed_smc = {
static Property aspeed_smc_properties[] = {
DEFINE_PROP_UINT32("num-cs", AspeedSMCState, num_cs, 1),
DEFINE_PROP_UINT64("sdram-base", AspeedSMCState, sdram_base, 0),
DEFINE_PROP_END_OF_LIST(),
};

3
include/hw/ssi/aspeed_smc.h
View File

@ -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;
uint8_t snoop_index;