0b8fa32f55
Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20190523143508.25387-4-armbru@redhat.com> [Rebased with conflicts resolved automatically, except for hw/usb/dev-hub.c hw/misc/exynos4210_rng.c hw/misc/bcm2835_rng.c hw/misc/aspeed_scu.c hw/display/virtio-vga.c hw/arm/stm32f205_soc.c; ui/cocoa.m fixed up]
324 lines
11 KiB
C
324 lines
11 KiB
C
/*
|
|
* 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/log.h"
|
|
#include "qemu/module.h"
|
|
#include "hw/sysbus.h"
|
|
#include "net/net.h"
|
|
#include "sysemu/sysemu.h"
|
|
#include "sysemu/kvm.h"
|
|
#include "hw/arm/boot.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);
|