static void ipi_realize(DeviceState *dev, Error **errp)
{
IPI *s = XILINX_IPI(dev);
const char *prefix = object_get_canonical_path(OBJECT(dev));
unsigned int i;
for (i = 0; i < ARRAY_SIZE(ipi_regs_info); ++i) {
DepRegisterInfo *r = &s->regs_info[ipi_regs_info[i].decode.addr/4];
*r = (DepRegisterInfo) {
.data = (uint8_t *)&s->regs[
ipi_regs_info[i].decode.addr/4],
.data_size = sizeof(uint32_t),
.access = &ipi_regs_info[i],
.debug = XILINX_IPI_ERR_DEBUG,
.prefix = prefix,
.opaque = s,
};
dep_register_init(r);
qdev_pass_all_gpios(DEVICE(r), dev);
}
qdev_init_gpio_in_named(dev, ipi_handler, "IPI_INPUTS", 32);
qdev_init_gpio_in_named(dev, obs_handler, "OBS_INPUTS", 32);
}
static void ipi_init(Object *obj)
{
IPI *s = XILINX_IPI(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
memory_region_init_io(&s->iomem, obj, &ipi_ops, s,
TYPE_XILINX_IPI, R_MAX * 4);
sysbus_init_mmio(sbd, &s->iomem);
sysbus_init_irq(sbd, &s->irq);
}
static void rpu_realize(DeviceState *dev, Error **errp)
{
RPU *s = XILINX_RPU(dev);
const char *prefix = object_get_canonical_path(OBJECT(dev));
unsigned int i;
for (i = 0; i < ARRAY_SIZE(rpu_regs_info); ++i) {
RegisterInfo *r = &s->regs_info[rpu_regs_info[i].decode.addr/4];
*r = (RegisterInfo) {
.data = (uint8_t *)&s->regs[
rpu_regs_info[i].decode.addr/4],
.data_size = sizeof(uint32_t),
.access = &rpu_regs_info[i],
.debug = XILINX_RPU_ERR_DEBUG,
.prefix = prefix,
.opaque = s,
};
register_init(r);
qdev_pass_all_gpios(DEVICE(r), dev);
}
if (!s->atcm1_for_rpu0) {
error_set(errp, QERR_MISSING_PARAMETER, "atcm1-for-rpu0");
return;
}
if (!s->btcm1_for_rpu0) {
error_set(errp, QERR_MISSING_PARAMETER, "btcm1-for-rpu0");
return;
}
if (!s->icache_for_rpu1) {
error_set(errp, QERR_MISSING_PARAMETER, "icache-for-rpu1");
return;
}
if (!s->dcache_for_rpu1) {
error_set(errp, QERR_MISSING_PARAMETER, "dcache-for-rpu1");
return;
}
if (!s->ddr) {
error_set(errp, QERR_MISSING_PARAMETER, "ddr-mem-for-rpu");
return;
}
/* RPUs starts in lockstep mode, so the rpu1 caches are not accessible. */
memory_region_set_enabled(s->icache_for_rpu1, false);
memory_region_set_enabled(s->dcache_for_rpu1, false);
memory_region_set_enabled(s->ddr, false);
}
static void rpu_init(Object *obj)
{
RPU *s = XILINX_RPU(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
memory_region_init_io(&s->iomem, obj, &rpu_ops, s,
TYPE_XILINX_RPU, R_MAX * 4);
sysbus_init_mmio(sbd, &s->iomem);
sysbus_init_irq(sbd, &s->irq_rpu_1);
sysbus_init_irq(sbd, &s->irq_rpu_0);
/* xtcm1-for-rpu0 are the aliases for the tcm in lockstep mode.
* This link allows to enable/disable those aliases when we are in
* lock-step/normal mode.
*/
object_property_add_link(obj, "atcm1-for-rpu0", TYPE_MEMORY_REGION,
(Object **)&s->atcm1_for_rpu0,
qdev_prop_allow_set_link_before_realize,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&error_abort);
object_property_add_link(obj, "btcm1-for-rpu0", TYPE_MEMORY_REGION,
(Object **)&s->btcm1_for_rpu0,
qdev_prop_allow_set_link_before_realize,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&error_abort);
object_property_add_link(obj, "rpu1-for-main-bus", TYPE_MEMORY_REGION,
(Object **)&s->atcm1_for_rpu0,
qdev_prop_allow_set_link_before_realize,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&error_abort);
/* This link allows to enable/disable those memory region when we are in
* lock-step/normal mode.
*/
object_property_add_link(obj, "icache-for-rpu1", TYPE_MEMORY_REGION,
(Object **)&s->icache_for_rpu1,
qdev_prop_allow_set_link_before_realize,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&error_abort);
object_property_add_link(obj, "dcache-for-rpu1", TYPE_MEMORY_REGION,
(Object **)&s->dcache_for_rpu1,
qdev_prop_allow_set_link_before_realize,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&error_abort);
/* Link to the second part of the DDR which is enabled in split mode and
* disabled in lockstep mode.
*/
object_property_add_link(obj, "ddr-mem-for-rpu", TYPE_MEMORY_REGION,
(Object **)&s->ddr,
qdev_prop_allow_set_link_before_realize,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&error_abort);
/* wfi_out is used to connect to PMU GPIs. */
qdev_init_gpio_out_named(DEVICE(obj), s->wfi_out, "wfi_out", 2);
/* wfi_in is used as input from CPUs as wfi request. */
qdev_init_gpio_in_named(DEVICE(obj), zynqmp_rpu_0_handle_wfi, "wfi_in_0", 1);
qdev_init_gpio_in_named(DEVICE(obj), zynqmp_rpu_1_handle_wfi, "wfi_in_1", 1);
}
