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-rw-r--r--default-configs/aarch64-softmmu.mak1
-rw-r--r--hw/arm/Makefile.objs1
-rw-r--r--hw/arm/xlnx-versal.c323
-rw-r--r--include/hw/arm/xlnx-versal.h122
4 files changed, 447 insertions, 0 deletions
diff --git a/default-configs/aarch64-softmmu.mak b/default-configs/aarch64-softmmu.mak
index 6f790f061a..4ea9add003 100644
--- a/default-configs/aarch64-softmmu.mak
+++ b/default-configs/aarch64-softmmu.mak
@@ -8,4 +8,5 @@ CONFIG_DDC=y
CONFIG_DPCD=y
CONFIG_XLNX_ZYNQMP=y
CONFIG_XLNX_ZYNQMP_ARM=y
+CONFIG_XLNX_VERSAL=y
CONFIG_ARM_SMMUV3=y
diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs
index 5f88062c66..ec21d9bc1f 100644
--- a/hw/arm/Makefile.objs
+++ b/hw/arm/Makefile.objs
@@ -26,6 +26,7 @@ obj-$(CONFIG_ALLWINNER_A10) += allwinner-a10.o cubieboard.o
obj-$(CONFIG_RASPI) += bcm2835_peripherals.o bcm2836.o raspi.o
obj-$(CONFIG_STM32F205_SOC) += stm32f205_soc.o
obj-$(CONFIG_XLNX_ZYNQMP_ARM) += xlnx-zynqmp.o xlnx-zcu102.o
+obj-$(CONFIG_XLNX_VERSAL) += xlnx-versal.o
obj-$(CONFIG_FSL_IMX25) += fsl-imx25.o imx25_pdk.o
obj-$(CONFIG_FSL_IMX31) += fsl-imx31.o kzm.o
obj-$(CONFIG_FSL_IMX6) += fsl-imx6.o sabrelite.o
diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c
new file mode 100644
index 0000000000..5ee58c09be
--- /dev/null
+++ b/hw/arm/xlnx-versal.c
@@ -0,0 +1,323 @@
+/*
+ * Xilinx Versal SoC model.
+ *
+ * Copyright (c) 2018 Xilinx Inc.
+ * Written by Edgar E. Iglesias
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 or
+ * (at your option) any later version.
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "qemu-common.h"
+#include "qemu/log.h"
+#include "hw/sysbus.h"
+#include "net/net.h"
+#include "sysemu/sysemu.h"
+#include "sysemu/kvm.h"
+#include "hw/arm/arm.h"
+#include "kvm_arm.h"
+#include "hw/misc/unimp.h"
+#include "hw/intc/arm_gicv3_common.h"
+#include "hw/arm/xlnx-versal.h"
+
+#define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72")
+#define GEM_REVISION 0x40070106
+
+static void versal_create_apu_cpus(Versal *s)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(s->fpd.apu.cpu); i++) {
+ Object *obj;
+ char *name;
+
+ obj = object_new(XLNX_VERSAL_ACPU_TYPE);
+ if (!obj) {
+ /* Secondary CPUs start in PSCI powered-down state */
+ error_report("Unable to create apu.cpu[%d] of type %s",
+ i, XLNX_VERSAL_ACPU_TYPE);
+ exit(EXIT_FAILURE);
+ }
+
+ name = g_strdup_printf("apu-cpu[%d]", i);
+ object_property_add_child(OBJECT(s), name, obj, &error_fatal);
+ g_free(name);
+
+ object_property_set_int(obj, s->cfg.psci_conduit,
+ "psci-conduit", &error_abort);
+ if (i) {
+ object_property_set_bool(obj, true,
+ "start-powered-off", &error_abort);
+ }
+
+ object_property_set_int(obj, ARRAY_SIZE(s->fpd.apu.cpu),
+ "core-count", &error_abort);
+ object_property_set_link(obj, OBJECT(&s->fpd.apu.mr), "memory",
+ &error_abort);
+ object_property_set_bool(obj, true, "realized", &error_fatal);
+ s->fpd.apu.cpu[i] = ARM_CPU(obj);
+ }
+}
+
+static void versal_create_apu_gic(Versal *s, qemu_irq *pic)
+{
+ static const uint64_t addrs[] = {
+ MM_GIC_APU_DIST_MAIN,
+ MM_GIC_APU_REDIST_0
+ };
+ SysBusDevice *gicbusdev;
+ DeviceState *gicdev;
+ int nr_apu_cpus = ARRAY_SIZE(s->fpd.apu.cpu);
+ int i;
+
+ sysbus_init_child_obj(OBJECT(s), "apu-gic",
+ &s->fpd.apu.gic, sizeof(s->fpd.apu.gic),
+ gicv3_class_name());
+ gicbusdev = SYS_BUS_DEVICE(&s->fpd.apu.gic);
+ gicdev = DEVICE(&s->fpd.apu.gic);
+ qdev_prop_set_uint32(gicdev, "revision", 3);
+ qdev_prop_set_uint32(gicdev, "num-cpu", 2);
+ qdev_prop_set_uint32(gicdev, "num-irq", XLNX_VERSAL_NR_IRQS + 32);
+ qdev_prop_set_uint32(gicdev, "len-redist-region-count", 1);
+ qdev_prop_set_uint32(gicdev, "redist-region-count[0]", 2);
+ qdev_prop_set_bit(gicdev, "has-security-extensions", true);
+
+ object_property_set_bool(OBJECT(&s->fpd.apu.gic), true, "realized",
+ &error_fatal);
+
+ for (i = 0; i < ARRAY_SIZE(addrs); i++) {
+ MemoryRegion *mr;
+
+ mr = sysbus_mmio_get_region(gicbusdev, i);
+ memory_region_add_subregion(&s->fpd.apu.mr, addrs[i], mr);
+ }
+
+ for (i = 0; i < nr_apu_cpus; i++) {
+ DeviceState *cpudev = DEVICE(s->fpd.apu.cpu[i]);
+ int ppibase = XLNX_VERSAL_NR_IRQS + i * GIC_INTERNAL + GIC_NR_SGIS;
+ qemu_irq maint_irq;
+ int ti;
+ /* Mapping from the output timer irq lines from the CPU to the
+ * GIC PPI inputs.
+ */
+ const int timer_irq[] = {
+ [GTIMER_PHYS] = VERSAL_TIMER_NS_EL1_IRQ,
+ [GTIMER_VIRT] = VERSAL_TIMER_VIRT_IRQ,
+ [GTIMER_HYP] = VERSAL_TIMER_NS_EL2_IRQ,
+ [GTIMER_SEC] = VERSAL_TIMER_S_EL1_IRQ,
+ };
+
+ for (ti = 0; ti < ARRAY_SIZE(timer_irq); ti++) {
+ qdev_connect_gpio_out(cpudev, ti,
+ qdev_get_gpio_in(gicdev,
+ ppibase + timer_irq[ti]));
+ }
+ maint_irq = qdev_get_gpio_in(gicdev,
+ ppibase + VERSAL_GIC_MAINT_IRQ);
+ qdev_connect_gpio_out_named(cpudev, "gicv3-maintenance-interrupt",
+ 0, maint_irq);
+ sysbus_connect_irq(gicbusdev, i, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
+ sysbus_connect_irq(gicbusdev, i + nr_apu_cpus,
+ qdev_get_gpio_in(cpudev, ARM_CPU_FIQ));
+ sysbus_connect_irq(gicbusdev, i + 2 * nr_apu_cpus,
+ qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ));
+ sysbus_connect_irq(gicbusdev, i + 3 * nr_apu_cpus,
+ qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ));
+ }
+
+ for (i = 0; i < XLNX_VERSAL_NR_IRQS; i++) {
+ pic[i] = qdev_get_gpio_in(gicdev, i);
+ }
+}
+
+static void versal_create_uarts(Versal *s, qemu_irq *pic)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(s->lpd.iou.uart); i++) {
+ static const int irqs[] = { VERSAL_UART0_IRQ_0, VERSAL_UART1_IRQ_0};
+ static const uint64_t addrs[] = { MM_UART0, MM_UART1 };
+ char *name = g_strdup_printf("uart%d", i);
+ DeviceState *dev;
+ MemoryRegion *mr;
+
+ dev = qdev_create(NULL, "pl011");
+ s->lpd.iou.uart[i] = SYS_BUS_DEVICE(dev);
+ qdev_prop_set_chr(dev, "chardev", serial_hd(i));
+ object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal);
+ qdev_init_nofail(dev);
+
+ mr = sysbus_mmio_get_region(s->lpd.iou.uart[i], 0);
+ memory_region_add_subregion(&s->mr_ps, addrs[i], mr);
+
+ sysbus_connect_irq(s->lpd.iou.uart[i], 0, pic[irqs[i]]);
+ g_free(name);
+ }
+}
+
+static void versal_create_gems(Versal *s, qemu_irq *pic)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(s->lpd.iou.gem); i++) {
+ static const int irqs[] = { VERSAL_GEM0_IRQ_0, VERSAL_GEM1_IRQ_0};
+ static const uint64_t addrs[] = { MM_GEM0, MM_GEM1 };
+ char *name = g_strdup_printf("gem%d", i);
+ NICInfo *nd = &nd_table[i];
+ DeviceState *dev;
+ MemoryRegion *mr;
+
+ dev = qdev_create(NULL, "cadence_gem");
+ s->lpd.iou.gem[i] = SYS_BUS_DEVICE(dev);
+ object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal);
+ if (nd->used) {
+ qemu_check_nic_model(nd, "cadence_gem");
+ qdev_set_nic_properties(dev, nd);
+ }
+ object_property_set_int(OBJECT(s->lpd.iou.gem[i]),
+ 2, "num-priority-queues",
+ &error_abort);
+ object_property_set_link(OBJECT(s->lpd.iou.gem[i]),
+ OBJECT(&s->mr_ps), "dma",
+ &error_abort);
+ qdev_init_nofail(dev);
+
+ mr = sysbus_mmio_get_region(s->lpd.iou.gem[i], 0);
+ memory_region_add_subregion(&s->mr_ps, addrs[i], mr);
+
+ sysbus_connect_irq(s->lpd.iou.gem[i], 0, pic[irqs[i]]);
+ g_free(name);
+ }
+}
+
+/* This takes the board allocated linear DDR memory and creates aliases
+ * for each split DDR range/aperture on the Versal address map.
+ */
+static void versal_map_ddr(Versal *s)
+{
+ uint64_t size = memory_region_size(s->cfg.mr_ddr);
+ /* Describes the various split DDR access regions. */
+ static const struct {
+ uint64_t base;
+ uint64_t size;
+ } addr_ranges[] = {
+ { MM_TOP_DDR, MM_TOP_DDR_SIZE },
+ { MM_TOP_DDR_2, MM_TOP_DDR_2_SIZE },
+ { MM_TOP_DDR_3, MM_TOP_DDR_3_SIZE },
+ { MM_TOP_DDR_4, MM_TOP_DDR_4_SIZE }
+ };
+ uint64_t offset = 0;
+ int i;
+
+ assert(ARRAY_SIZE(addr_ranges) == ARRAY_SIZE(s->noc.mr_ddr_ranges));
+ for (i = 0; i < ARRAY_SIZE(addr_ranges) && size; i++) {
+ char *name;
+ uint64_t mapsize;
+
+ mapsize = size < addr_ranges[i].size ? size : addr_ranges[i].size;
+ name = g_strdup_printf("noc-ddr-range%d", i);
+ /* Create the MR alias. */
+ memory_region_init_alias(&s->noc.mr_ddr_ranges[i], OBJECT(s),
+ name, s->cfg.mr_ddr,
+ offset, mapsize);
+
+ /* Map it onto the NoC MR. */
+ memory_region_add_subregion(&s->mr_ps, addr_ranges[i].base,
+ &s->noc.mr_ddr_ranges[i]);
+ offset += mapsize;
+ size -= mapsize;
+ g_free(name);
+ }
+}
+
+static void versal_unimp_area(Versal *s, const char *name,
+ MemoryRegion *mr,
+ hwaddr base, hwaddr size)
+{
+ DeviceState *dev = qdev_create(NULL, TYPE_UNIMPLEMENTED_DEVICE);
+ MemoryRegion *mr_dev;
+
+ qdev_prop_set_string(dev, "name", name);
+ qdev_prop_set_uint64(dev, "size", size);
+ object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal);
+ qdev_init_nofail(dev);
+
+ mr_dev = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
+ memory_region_add_subregion(mr, base, mr_dev);
+}
+
+static void versal_unimp(Versal *s)
+{
+ versal_unimp_area(s, "psm", &s->mr_ps,
+ MM_PSM_START, MM_PSM_END - MM_PSM_START);
+ versal_unimp_area(s, "crl", &s->mr_ps,
+ MM_CRL, MM_CRL_SIZE);
+ versal_unimp_area(s, "crf", &s->mr_ps,
+ MM_FPD_CRF, MM_FPD_CRF_SIZE);
+ versal_unimp_area(s, "iou-scntr", &s->mr_ps,
+ MM_IOU_SCNTR, MM_IOU_SCNTR_SIZE);
+ versal_unimp_area(s, "iou-scntr-seucre", &s->mr_ps,
+ MM_IOU_SCNTRS, MM_IOU_SCNTRS_SIZE);
+}
+
+static void versal_realize(DeviceState *dev, Error **errp)
+{
+ Versal *s = XLNX_VERSAL(dev);
+ qemu_irq pic[XLNX_VERSAL_NR_IRQS];
+
+ versal_create_apu_cpus(s);
+ versal_create_apu_gic(s, pic);
+ versal_create_uarts(s, pic);
+ versal_create_gems(s, pic);
+ versal_map_ddr(s);
+ versal_unimp(s);
+
+ /* Create the On Chip Memory (OCM). */
+ memory_region_init_ram(&s->lpd.mr_ocm, OBJECT(s), "ocm",
+ MM_OCM_SIZE, &error_fatal);
+
+ memory_region_add_subregion_overlap(&s->mr_ps, MM_OCM, &s->lpd.mr_ocm, 0);
+ memory_region_add_subregion_overlap(&s->fpd.apu.mr, 0, &s->mr_ps, 0);
+}
+
+static void versal_init(Object *obj)
+{
+ Versal *s = XLNX_VERSAL(obj);
+
+ memory_region_init(&s->fpd.apu.mr, obj, "mr-apu", UINT64_MAX);
+ memory_region_init(&s->mr_ps, obj, "mr-ps-switch", UINT64_MAX);
+}
+
+static Property versal_properties[] = {
+ DEFINE_PROP_LINK("ddr", Versal, cfg.mr_ddr, TYPE_MEMORY_REGION,
+ MemoryRegion *),
+ DEFINE_PROP_UINT32("psci-conduit", Versal, cfg.psci_conduit, 0),
+ DEFINE_PROP_END_OF_LIST()
+};
+
+static void versal_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->realize = versal_realize;
+ dc->props = versal_properties;
+ /* No VMSD since we haven't got any top-level SoC state to save. */
+}
+
+static const TypeInfo versal_info = {
+ .name = TYPE_XLNX_VERSAL,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(Versal),
+ .instance_init = versal_init,
+ .class_init = versal_class_init,
+};
+
+static void versal_register_types(void)
+{
+ type_register_static(&versal_info);
+}
+
+type_init(versal_register_types);
diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h
new file mode 100644
index 0000000000..9da621e4b6
--- /dev/null
+++ b/include/hw/arm/xlnx-versal.h
@@ -0,0 +1,122 @@
+/*
+ * Model of the Xilinx Versal
+ *
+ * Copyright (c) 2018 Xilinx Inc.
+ * Written by Edgar E. Iglesias
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 or
+ * (at your option) any later version.
+ */
+
+#ifndef XLNX_VERSAL_H
+#define XLNX_VERSAL_H
+
+#include "hw/sysbus.h"
+#include "hw/arm/arm.h"
+#include "hw/intc/arm_gicv3.h"
+
+#define TYPE_XLNX_VERSAL "xlnx-versal"
+#define XLNX_VERSAL(obj) OBJECT_CHECK(Versal, (obj), TYPE_XLNX_VERSAL)
+
+#define XLNX_VERSAL_NR_ACPUS 2
+#define XLNX_VERSAL_NR_UARTS 2
+#define XLNX_VERSAL_NR_GEMS 2
+#define XLNX_VERSAL_NR_IRQS 256
+
+typedef struct Versal {
+ /*< private >*/
+ SysBusDevice parent_obj;
+
+ /*< public >*/
+ struct {
+ struct {
+ MemoryRegion mr;
+ ARMCPU *cpu[XLNX_VERSAL_NR_ACPUS];
+ GICv3State gic;
+ } apu;
+ } fpd;
+
+ MemoryRegion mr_ps;
+
+ struct {
+ /* 4 ranges to access DDR. */
+ MemoryRegion mr_ddr_ranges[4];
+ } noc;
+
+ struct {
+ MemoryRegion mr_ocm;
+
+ struct {
+ SysBusDevice *uart[XLNX_VERSAL_NR_UARTS];
+ SysBusDevice *gem[XLNX_VERSAL_NR_GEMS];
+ } iou;
+ } lpd;
+
+ struct {
+ MemoryRegion *mr_ddr;
+ uint32_t psci_conduit;
+ } cfg;
+} Versal;
+
+/* Memory-map and IRQ definitions. Copied a subset from
+ * auto-generated files. */
+
+#define VERSAL_GIC_MAINT_IRQ 9
+#define VERSAL_TIMER_VIRT_IRQ 11
+#define VERSAL_TIMER_S_EL1_IRQ 13
+#define VERSAL_TIMER_NS_EL1_IRQ 14
+#define VERSAL_TIMER_NS_EL2_IRQ 10
+
+#define VERSAL_UART0_IRQ_0 18
+#define VERSAL_UART1_IRQ_0 19
+#define VERSAL_GEM0_IRQ_0 56
+#define VERSAL_GEM0_WAKE_IRQ_0 57
+#define VERSAL_GEM1_IRQ_0 58
+#define VERSAL_GEM1_WAKE_IRQ_0 59
+
+/* Architecturally eserved IRQs suitable for virtualization. */
+#define VERSAL_RSVD_HIGH_IRQ_FIRST 160
+#define VERSAL_RSVD_HIGH_IRQ_LAST 255
+
+#define MM_TOP_RSVD 0xa0000000U
+#define MM_TOP_RSVD_SIZE 0x4000000
+#define MM_GIC_APU_DIST_MAIN 0xf9000000U
+#define MM_GIC_APU_DIST_MAIN_SIZE 0x10000
+#define MM_GIC_APU_REDIST_0 0xf9080000U
+#define MM_GIC_APU_REDIST_0_SIZE 0x80000
+
+#define MM_UART0 0xff000000U
+#define MM_UART0_SIZE 0x10000
+#define MM_UART1 0xff010000U
+#define MM_UART1_SIZE 0x10000
+
+#define MM_GEM0 0xff0c0000U
+#define MM_GEM0_SIZE 0x10000
+#define MM_GEM1 0xff0d0000U
+#define MM_GEM1_SIZE 0x10000
+
+#define MM_OCM 0xfffc0000U
+#define MM_OCM_SIZE 0x40000
+
+#define MM_TOP_DDR 0x0
+#define MM_TOP_DDR_SIZE 0x80000000U
+#define MM_TOP_DDR_2 0x800000000ULL
+#define MM_TOP_DDR_2_SIZE 0x800000000ULL
+#define MM_TOP_DDR_3 0xc000000000ULL
+#define MM_TOP_DDR_3_SIZE 0x4000000000ULL
+#define MM_TOP_DDR_4 0x10000000000ULL
+#define MM_TOP_DDR_4_SIZE 0xb780000000ULL
+
+#define MM_PSM_START 0xffc80000U
+#define MM_PSM_END 0xffcf0000U
+
+#define MM_CRL 0xff5e0000U
+#define MM_CRL_SIZE 0x300000
+#define MM_IOU_SCNTR 0xff130000U
+#define MM_IOU_SCNTR_SIZE 0x10000
+#define MM_IOU_SCNTRS 0xff140000U
+#define MM_IOU_SCNTRS_SIZE 0x10000
+#define MM_FPD_CRF 0xfd1a0000U
+#define MM_FPD_CRF_SIZE 0x140000
+#endif
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-21 12:16:56 +0000