@@ -90,6 +90,24 @@ static const int spi_intr[XLNX_ZYNQMP_NUM_SPIS] = {
19, 20,
};
+static const uint64_t gdma_addr[XLNX_ZYNQMP_NUM_GDMA] = {
+ 0xFD500000, 0xFD510000, 0xFD520000, 0xFD530000,
+ 0xFD540000, 0xFD550000, 0xFD560000, 0xFD570000
+};
+
+static const int gdma_intr[XLNX_ZYNQMP_NUM_GDMA] = {
+ 124, 125, 126, 127, 128, 129, 130, 131
+};
+
+static const uint64_t adma_addr[XLNX_ZYNQMP_NUM_ADMA] = {
+ 0xFFA80000, 0xFFA90000, 0xFFAA0000, 0xFFAB0000,
+ 0xFFAC0000, 0xFFAD0000, 0xFFAE0000, 0xFFAF0000
+};
+
+static const int adma_intr[XLNX_ZYNQMP_NUM_ADMA] = {
+ 77, 78, 79, 80, 81, 82, 83, 84
+};
+
typedef struct XlnxZynqMPGICRegion {
int region_index;
uint32_t address;
@@ -197,6 +215,16 @@ static void xlnx_zynqmp_init(Object *obj)
object_initialize(&s->rtc, sizeof(s->rtc), TYPE_XLNX_ZYNQMP_RTC);
qdev_set_parent_bus(DEVICE(&s->rtc), sysbus_get_default());
+
+ for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA; i++) {
+ object_initialize(&s->gdma[i], sizeof(s->gdma[i]), TYPE_XLNX_ZDMA);
+ qdev_set_parent_bus(DEVICE(&s->gdma[i]), sysbus_get_default());
+ }
+
+ for (i = 0; i < XLNX_ZYNQMP_NUM_ADMA; i++) {
+ object_initialize(&s->adma[i], sizeof(s->adma[i]), TYPE_XLNX_ZDMA);
+ qdev_set_parent_bus(DEVICE(&s->adma[i]), sysbus_get_default());
+ }
}
static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
@@ -492,6 +520,31 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
}
sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, RTC_ADDR);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0, gic_spi[RTC_IRQ]);
+
+ for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA; i++) {
+ object_property_set_uint(OBJECT(&s->gdma[i]), 128, "bus-width", &err);
+ object_property_set_bool(OBJECT(&s->gdma[i]), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
+ }
+
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->gdma[i]), 0, gdma_addr[i]);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gdma[i]), 0,
+ gic_spi[gdma_intr[i]]);
+ }
+
+ for (i = 0; i < XLNX_ZYNQMP_NUM_ADMA; i++) {
+ object_property_set_bool(OBJECT(&s->adma[i]), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
+ }
+
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->adma[i]), 0, adma_addr[i]);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->adma[i]), 0,
+ gic_spi[adma_intr[i]]);
+ }
}
static Property xlnx_zynqmp_props[] = {
@@ -27,6 +27,7 @@
#include "hw/sd/sdhci.h"
#include "hw/ssi/xilinx_spips.h"
#include "hw/dma/xlnx_dpdma.h"
+#include "hw/dma/xlnx-zdma.h"
#include "hw/display/xlnx_dp.h"
#include "hw/intc/xlnx-zynqmp-ipi.h"
#include "hw/timer/xlnx-zynqmp-rtc.h"
@@ -41,6 +42,8 @@
#define XLNX_ZYNQMP_NUM_UARTS 2
#define XLNX_ZYNQMP_NUM_SDHCI 2
#define XLNX_ZYNQMP_NUM_SPIS 2
+#define XLNX_ZYNQMP_NUM_GDMA 8
+#define XLNX_ZYNQMP_NUM_ADMA 8
#define XLNX_ZYNQMP_NUM_QSPI_BUS 2
#define XLNX_ZYNQMP_NUM_QSPI_BUS_CS 2
@@ -94,6 +97,8 @@ typedef struct XlnxZynqMPState {
XlnxDPDMAState dpdma;
XlnxZynqMPIPI ipi;
XlnxZynqMPRTC rtc;
+ XlnxZDMA gdma[XLNX_ZYNQMP_NUM_GDMA];
+ XlnxZDMA adma[XLNX_ZYNQMP_NUM_ADMA];
char *boot_cpu;
ARMCPU *boot_cpu_ptr;
The ZynqMP contains two instances of a generic DMA, the GDMA, located in the FPD (full power domain), and the ADMA, located in LPD (low power domain). This patch adds these two DMAs to the ZynqMP board. Signed-off-by: Francisco Iglesias <frasse.iglesias@gmail.com> --- hw/arm/xlnx-zynqmp.c | 53 ++++++++++++++++++++++++++++++++++++++++++++ include/hw/arm/xlnx-zynqmp.h | 5 +++++ 2 files changed, 58 insertions(+)