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-rw-r--r--hw/arm/aspeed.c9
-rw-r--r--hw/arm/aspeed_soc.c2
-rw-r--r--hw/arm/exynos4_boards.c12
-rw-r--r--hw/arm/highbank.c17
-rw-r--r--hw/arm/raspi.c2
-rw-r--r--hw/arm/xlnx-zcu102.c12
-rw-r--r--hw/arm/xlnx-zynqmp.c26
7 files changed, 59 insertions, 21 deletions
diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
index ab895ad490..7088c907bd 100644
--- a/hw/arm/aspeed.c
+++ b/hw/arm/aspeed.c
@@ -186,6 +186,15 @@ static void aspeed_board_init(MachineState *machine,
                             &error_abort);
     object_property_set_int(OBJECT(&bmc->soc), cfg->num_cs, "num-cs",
                             &error_abort);
+    if (machine->kernel_filename) {
+        /*
+         * When booting with a -kernel command line there is no u-boot
+         * that runs to unlock the SCU. In this case set the default to
+         * be unlocked as the kernel expects
+         */
+        object_property_set_int(OBJECT(&bmc->soc), ASPEED_SCU_PROT_KEY,
+                                "hw-prot-key", &error_abort);
+    }
     object_property_set_bool(OBJECT(&bmc->soc), true, "realized",
                              &error_abort);
 
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 5aa3d2ddd9..c83b7e207b 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -154,6 +154,8 @@ static void aspeed_soc_init(Object *obj)
                               "hw-strap1", &error_abort);
     object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu),
                               "hw-strap2", &error_abort);
+    object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
+                              "hw-prot-key", &error_abort);
 
     object_initialize(&s->fmc, sizeof(s->fmc), sc->info->fmc_typename);
     object_property_add_child(obj, "fmc", OBJECT(&s->fmc), NULL);
diff --git a/hw/arm/exynos4_boards.c b/hw/arm/exynos4_boards.c
index f1441ec6cf..750162cc95 100644
--- a/hw/arm/exynos4_boards.c
+++ b/hw/arm/exynos4_boards.c
@@ -27,7 +27,6 @@
 #include "qemu-common.h"
 #include "cpu.h"
 #include "sysemu/sysemu.h"
-#include "sysemu/qtest.h"
 #include "hw/sysbus.h"
 #include "net/net.h"
 #include "hw/arm/arm.h"
@@ -129,13 +128,6 @@ exynos4_boards_init_common(MachineState *machine,
                            Exynos4BoardType board_type)
 {
     Exynos4BoardState *s = g_new(Exynos4BoardState, 1);
-    MachineClass *mc = MACHINE_GET_CLASS(machine);
-
-    if (smp_cpus != EXYNOS4210_NCPUS && !qtest_enabled()) {
-        error_report("%s board supports only %d CPU cores, ignoring smp_cpus"
-                     " value",
-                     mc->name, EXYNOS4210_NCPUS);
-    }
 
     exynos4_board_binfo.ram_size = exynos4_board_ram_size[board_type];
     exynos4_board_binfo.board_id = exynos4_board_id[board_type];
@@ -189,6 +181,8 @@ static void nuri_class_init(ObjectClass *oc, void *data)
     mc->desc = "Samsung NURI board (Exynos4210)";
     mc->init = nuri_init;
     mc->max_cpus = EXYNOS4210_NCPUS;
+    mc->min_cpus = EXYNOS4210_NCPUS;
+    mc->default_cpus = EXYNOS4210_NCPUS;
     mc->ignore_memory_transaction_failures = true;
 }
 
@@ -205,6 +199,8 @@ static void smdkc210_class_init(ObjectClass *oc, void *data)
     mc->desc = "Samsung SMDKC210 board (Exynos4210)";
     mc->init = smdkc210_init;
     mc->max_cpus = EXYNOS4210_NCPUS;
+    mc->min_cpus = EXYNOS4210_NCPUS;
+    mc->default_cpus = EXYNOS4210_NCPUS;
     mc->ignore_memory_transaction_failures = true;
 }
 
diff --git a/hw/arm/highbank.c b/hw/arm/highbank.c
index 354c6b25a8..287392bbdc 100644
--- a/hw/arm/highbank.c
+++ b/hw/arm/highbank.c
@@ -34,6 +34,7 @@
 #include "hw/ide/ahci.h"
 #include "hw/cpu/a9mpcore.h"
 #include "hw/cpu/a15mpcore.h"
+#include "qemu/log.h"
 
 #define SMP_BOOT_ADDR           0x100
 #define SMP_BOOT_REG            0x40
@@ -117,14 +118,26 @@ static void hb_regs_write(void *opaque, hwaddr offset,
         }
     }
 
-    regs[offset/4] = value;
+    if (offset / 4 >= NUM_REGS) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                  "highbank: bad write offset 0x%" HWADDR_PRIx "\n", offset);
+        return;
+    }
+    regs[offset / 4] = value;
 }
 
 static uint64_t hb_regs_read(void *opaque, hwaddr offset,
                              unsigned size)
 {
+    uint32_t value;
     uint32_t *regs = opaque;
-    uint32_t value = regs[offset/4];
+
+    if (offset / 4 >= NUM_REGS) {
+        qemu_log_mask(LOG_GUEST_ERROR,
+                  "highbank: bad read offset 0x%" HWADDR_PRIx "\n", offset);
+        return 0;
+    }
+    value = regs[offset / 4];
 
     if ((offset == 0x100) || (offset == 0x108) || (offset == 0x10C)) {
         value |= 0x30000000;
diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c
index 5941c9f751..cd5fa8c3dc 100644
--- a/hw/arm/raspi.c
+++ b/hw/arm/raspi.c
@@ -167,6 +167,8 @@ static void raspi2_machine_init(MachineClass *mc)
     mc->no_floppy = 1;
     mc->no_cdrom = 1;
     mc->max_cpus = BCM2836_NCPUS;
+    mc->min_cpus = BCM2836_NCPUS;
+    mc->default_cpus = BCM2836_NCPUS;
     mc->default_ram_size = 1024 * 1024 * 1024;
     mc->ignore_memory_transaction_failures = true;
 };
diff --git a/hw/arm/xlnx-zcu102.c b/hw/arm/xlnx-zcu102.c
index e2d15a1c9d..bbe7d046e4 100644
--- a/hw/arm/xlnx-zcu102.c
+++ b/hw/arm/xlnx-zcu102.c
@@ -24,6 +24,7 @@
 #include "qemu/error-report.h"
 #include "exec/address-spaces.h"
 #include "qemu/log.h"
+#include "sysemu/qtest.h"
 
 typedef struct XlnxZCU102 {
     MachineState parent_obj;
@@ -164,6 +165,11 @@ static void xlnx_ep108_init(MachineState *machine)
 {
     XlnxZCU102 *s = EP108_MACHINE(machine);
 
+    if (!qtest_enabled()) {
+        info_report("The Xilinx EP108 machine is deprecated, please use the "
+                    "ZCU102 machine (which has the same features) instead.");
+    }
+
     xlnx_zynqmp_init(s, machine);
 }
 
@@ -185,6 +191,8 @@ static void xlnx_ep108_machine_class_init(ObjectClass *oc, void *data)
     mc->block_default_type = IF_IDE;
     mc->units_per_default_bus = 1;
     mc->ignore_memory_transaction_failures = true;
+    mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS;
+    mc->default_cpus = XLNX_ZYNQMP_NUM_APU_CPUS;
 }
 
 static const TypeInfo xlnx_ep108_machine_init_typeinfo = {
@@ -235,12 +243,14 @@ static void xlnx_zcu102_machine_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
 
-    mc->desc = "Xilinx ZynqMP ZCU102 board";
+    mc->desc = "Xilinx ZynqMP ZCU102 board with 4xA53s and 2xR5s based on " \
+               "the value of smp";
     mc->init = xlnx_zcu102_init;
     mc->block_default_type = IF_IDE;
     mc->units_per_default_bus = 1;
     mc->ignore_memory_transaction_failures = true;
     mc->max_cpus = XLNX_ZYNQMP_NUM_APU_CPUS + XLNX_ZYNQMP_NUM_RPU_CPUS;
+    mc->default_cpus = XLNX_ZYNQMP_NUM_APU_CPUS;
 }
 
 static const TypeInfo xlnx_zcu102_machine_init_typeinfo = {
diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c
index d4b6560194..c707c66322 100644
--- a/hw/arm/xlnx-zynqmp.c
+++ b/hw/arm/xlnx-zynqmp.c
@@ -98,8 +98,9 @@ static void xlnx_zynqmp_create_rpu(XlnxZynqMPState *s, const char *boot_cpu,
 {
     Error *err = NULL;
     int i;
+    int num_rpus = MIN(smp_cpus - XLNX_ZYNQMP_NUM_APU_CPUS, XLNX_ZYNQMP_NUM_RPU_CPUS);
 
-    for (i = 0; i < XLNX_ZYNQMP_NUM_RPU_CPUS; i++) {
+    for (i = 0; i < num_rpus; i++) {
         char *name;
 
         object_initialize(&s->rpu_cpu[i], sizeof(s->rpu_cpu[i]),
@@ -132,8 +133,9 @@ static void xlnx_zynqmp_init(Object *obj)
 {
     XlnxZynqMPState *s = XLNX_ZYNQMP(obj);
     int i;
+    int num_apus = MIN(smp_cpus, XLNX_ZYNQMP_NUM_APU_CPUS);
 
-    for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+    for (i = 0; i < num_apus; i++) {
         object_initialize(&s->apu_cpu[i], sizeof(s->apu_cpu[i]),
                           "cortex-a53-" TYPE_ARM_CPU);
         object_property_add_child(obj, "apu-cpu[*]", OBJECT(&s->apu_cpu[i]),
@@ -182,6 +184,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
     MemoryRegion *system_memory = get_system_memory();
     uint8_t i;
     uint64_t ram_size;
+    int num_apus = MIN(smp_cpus, XLNX_ZYNQMP_NUM_APU_CPUS);
     const char *boot_cpu = s->boot_cpu ? s->boot_cpu : "apu-cpu[0]";
     ram_addr_t ddr_low_size, ddr_high_size;
     qemu_irq gic_spi[GIC_NUM_SPI_INTR];
@@ -233,10 +236,10 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
 
     qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", GIC_NUM_SPI_INTR + 32);
     qdev_prop_set_uint32(DEVICE(&s->gic), "revision", 2);
-    qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", XLNX_ZYNQMP_NUM_APU_CPUS);
+    qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", num_apus);
 
     /* Realize APUs before realizing the GIC. KVM requires this.  */
-    for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+    for (i = 0; i < num_apus; i++) {
         char *name;
 
         object_property_set_int(OBJECT(&s->apu_cpu[i]), QEMU_PSCI_CONDUIT_SMC,
@@ -292,7 +295,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
         }
     }
 
-    for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+    for (i = 0; i < num_apus; i++) {
         qemu_irq irq;
 
         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i,
@@ -307,11 +310,14 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
     }
 
     if (s->has_rpu) {
-        xlnx_zynqmp_create_rpu(s, boot_cpu, &err);
-        if (err) {
-            error_propagate(errp, err);
-            return;
-        }
+        info_report("The 'has_rpu' property is no longer required, to use the "
+                    "RPUs just use -smp 6.");
+    }
+
+    xlnx_zynqmp_create_rpu(s, boot_cpu, &err);
+    if (err) {
+        error_propagate(errp, err);
+        return;
     }
 
     if (!s->boot_cpu_ptr) {