*/
#include "hw/sysbus.h"
-#include "hw/arm-misc.h"
-#include "hw/primecell.h"
+#include "hw/arm/arm.h"
+#include "hw/arm/primecell.h"
#include "hw/devices.h"
#include "net/net.h"
#include "sysemu/sysemu.h"
#include "hw/boards.h"
+#include "hw/loader.h"
#include "exec/address-spaces.h"
-#include "sysemu/blockdev.h"
-#include "hw/flash.h"
+#include "sysemu/block-backend.h"
+#include "hw/block/flash.h"
+#include "sysemu/device_tree.h"
+#include "qemu/error-report.h"
+#include <libfdt.h>
#define VEXPRESS_BOARD_ID 0x8e0
#define VEXPRESS_FLASH_SIZE (64 * 1024 * 1024)
#define VEXPRESS_FLASH_SECT_SIZE (256 * 1024)
-static struct arm_boot_info vexpress_binfo;
+/* Number of virtio transports to create (0..8; limited by
+ * number of available IRQ lines).
+ */
+#define NUM_VIRTIO_TRANSPORTS 4
/* Address maps for peripherals:
* the Versatile Express motherboard has two possible maps,
VE_CLCD,
VE_NORFLASH0,
VE_NORFLASH1,
+ VE_NORFLASHALIAS,
VE_SRAM,
VE_VIDEORAM,
VE_ETHERNET,
VE_USB,
VE_DAPROM,
+ VE_VIRTIO,
};
static hwaddr motherboard_legacy_map[] = {
+ [VE_NORFLASHALIAS] = 0,
/* CS7: 0x10000000 .. 0x10020000 */
[VE_SYSREGS] = 0x10000000,
[VE_SP810] = 0x10001000,
[VE_WDT] = 0x1000f000,
[VE_TIMER01] = 0x10011000,
[VE_TIMER23] = 0x10012000,
+ [VE_VIRTIO] = 0x10013000,
[VE_SERIALDVI] = 0x10016000,
[VE_RTC] = 0x10017000,
[VE_COMPACTFLASH] = 0x1001a000,
};
static hwaddr motherboard_aseries_map[] = {
+ [VE_NORFLASHALIAS] = 0,
/* CS0: 0x08000000 .. 0x0c000000 */
[VE_NORFLASH0] = 0x08000000,
/* CS4: 0x0c000000 .. 0x10000000 */
[VE_WDT] = 0x1c0f0000,
[VE_TIMER01] = 0x1c110000,
[VE_TIMER23] = 0x1c120000,
+ [VE_VIRTIO] = 0x1c130000,
[VE_SERIALDVI] = 0x1c160000,
[VE_RTC] = 0x1c170000,
[VE_COMPACTFLASH] = 0x1c1a0000,
typedef struct VEDBoardInfo VEDBoardInfo;
-typedef void DBoardInitFn(const VEDBoardInfo *daughterboard,
+typedef struct {
+ MachineClass parent;
+ VEDBoardInfo *daughterboard;
+} VexpressMachineClass;
+
+typedef struct {
+ MachineState parent;
+ bool secure;
+} VexpressMachineState;
+
+#define TYPE_VEXPRESS_MACHINE "vexpress"
+#define TYPE_VEXPRESS_A9_MACHINE "vexpress-a9"
+#define TYPE_VEXPRESS_A15_MACHINE "vexpress-a15"
+#define VEXPRESS_MACHINE(obj) \
+ OBJECT_CHECK(VexpressMachineState, (obj), TYPE_VEXPRESS_MACHINE)
+#define VEXPRESS_MACHINE_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(VexpressMachineClass, obj, TYPE_VEXPRESS_MACHINE)
+#define VEXPRESS_MACHINE_CLASS(klass) \
+ OBJECT_CLASS_CHECK(VexpressMachineClass, klass, TYPE_VEXPRESS_MACHINE)
+
+typedef void DBoardInitFn(const VexpressMachineState *machine,
ram_addr_t ram_size,
const char *cpu_model,
- qemu_irq *pic, uint32_t *proc_id);
+ qemu_irq *pic);
struct VEDBoardInfo {
+ struct arm_boot_info bootinfo;
const hwaddr *motherboard_map;
hwaddr loader_start;
const hwaddr gic_cpu_if_addr;
+ uint32_t proc_id;
+ uint32_t num_voltage_sensors;
+ const uint32_t *voltages;
+ uint32_t num_clocks;
+ const uint32_t *clocks;
DBoardInitFn *init;
};
-static void a9_daughterboard_init(const VEDBoardInfo *daughterboard,
- ram_addr_t ram_size,
- const char *cpu_model,
- qemu_irq *pic, uint32_t *proc_id)
+static void init_cpus(const char *cpu_model, const char *privdev,
+ hwaddr periphbase, qemu_irq *pic, bool secure)
{
- MemoryRegion *sysmem = get_system_memory();
- MemoryRegion *ram = g_new(MemoryRegion, 1);
- MemoryRegion *lowram = g_new(MemoryRegion, 1);
+ ObjectClass *cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, cpu_model);
DeviceState *dev;
SysBusDevice *busdev;
- qemu_irq *irqp;
int n;
- qemu_irq cpu_irq[4];
- ram_addr_t low_ram_size;
- if (!cpu_model) {
- cpu_model = "cortex-a9";
+ if (!cpu_oc) {
+ fprintf(stderr, "Unable to find CPU definition\n");
+ exit(1);
}
- *proc_id = 0x0c000191;
-
+ /* Create the actual CPUs */
for (n = 0; n < smp_cpus; n++) {
- ARMCPU *cpu = cpu_arm_init(cpu_model);
- if (!cpu) {
- fprintf(stderr, "Unable to find CPU definition\n");
+ Object *cpuobj = object_new(object_class_get_name(cpu_oc));
+ Error *err = NULL;
+
+ if (!secure) {
+ object_property_set_bool(cpuobj, false, "has_el3", NULL);
+ }
+
+ if (object_property_find(cpuobj, "reset-cbar", NULL)) {
+ object_property_set_int(cpuobj, periphbase,
+ "reset-cbar", &error_abort);
+ }
+ object_property_set_bool(cpuobj, true, "realized", &err);
+ if (err) {
+ error_report_err(err);
exit(1);
}
- irqp = arm_pic_init_cpu(cpu);
- cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
+ }
+
+ /* Create the private peripheral devices (including the GIC);
+ * this must happen after the CPUs are created because a15mpcore_priv
+ * wires itself up to the CPU's generic_timer gpio out lines.
+ */
+ dev = qdev_create(NULL, privdev);
+ qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
+ qdev_init_nofail(dev);
+ busdev = SYS_BUS_DEVICE(dev);
+ sysbus_mmio_map(busdev, 0, periphbase);
+
+ /* Interrupts [42:0] are from the motherboard;
+ * [47:43] are reserved; [63:48] are daughterboard
+ * peripherals. Note that some documentation numbers
+ * external interrupts starting from 32 (because there
+ * are internal interrupts 0..31).
+ */
+ for (n = 0; n < 64; n++) {
+ pic[n] = qdev_get_gpio_in(dev, n);
+ }
+
+ /* Connect the CPUs to the GIC */
+ for (n = 0; n < smp_cpus; n++) {
+ DeviceState *cpudev = DEVICE(qemu_get_cpu(n));
+
+ sysbus_connect_irq(busdev, n, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
+ }
+}
+
+static void a9_daughterboard_init(const VexpressMachineState *vms,
+ ram_addr_t ram_size,
+ const char *cpu_model,
+ qemu_irq *pic)
+{
+ MemoryRegion *sysmem = get_system_memory();
+ MemoryRegion *ram = g_new(MemoryRegion, 1);
+ MemoryRegion *lowram = g_new(MemoryRegion, 1);
+ ram_addr_t low_ram_size;
+
+ if (!cpu_model) {
+ cpu_model = "cortex-a9";
}
if (ram_size > 0x40000000) {
exit(1);
}
- memory_region_init_ram(ram, "vexpress.highmem", ram_size);
+ memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size,
+ &error_abort);
vmstate_register_ram_global(ram);
low_ram_size = ram_size;
if (low_ram_size > 0x4000000) {
* address space should in theory be remappable to various
* things including ROM or RAM; we always map the RAM there.
*/
- memory_region_init_alias(lowram, "vexpress.lowmem", ram, 0, low_ram_size);
+ memory_region_init_alias(lowram, NULL, "vexpress.lowmem", ram, 0, low_ram_size);
memory_region_add_subregion(sysmem, 0x0, lowram);
memory_region_add_subregion(sysmem, 0x60000000, ram);
/* 0x1e000000 A9MPCore (SCU) private memory region */
- dev = qdev_create(NULL, "a9mpcore_priv");
- qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
- qdev_init_nofail(dev);
- busdev = SYS_BUS_DEVICE(dev);
- sysbus_mmio_map(busdev, 0, 0x1e000000);
- for (n = 0; n < smp_cpus; n++) {
- sysbus_connect_irq(busdev, n, cpu_irq[n]);
- }
- /* Interrupts [42:0] are from the motherboard;
- * [47:43] are reserved; [63:48] are daughterboard
- * peripherals. Note that some documentation numbers
- * external interrupts starting from 32 (because the
- * A9MP has internal interrupts 0..31).
- */
- for (n = 0; n < 64; n++) {
- pic[n] = qdev_get_gpio_in(dev, n);
- }
+ init_cpus(cpu_model, "a9mpcore_priv", 0x1e000000, pic, vms->secure);
/* Daughterboard peripherals : 0x10020000 .. 0x20000000 */
sysbus_create_varargs("l2x0", 0x1e00a000, NULL);
}
-static const VEDBoardInfo a9_daughterboard = {
+/* Voltage values for SYS_CFG_VOLT daughterboard registers;
+ * values are in microvolts.
+ */
+static const uint32_t a9_voltages[] = {
+ 1000000, /* VD10 : 1.0V : SoC internal logic voltage */
+ 1000000, /* VD10_S2 : 1.0V : PL310, L2 cache, RAM, non-PL310 logic */
+ 1000000, /* VD10_S3 : 1.0V : Cortex-A9, cores, MPEs, SCU, PL310 logic */
+ 1800000, /* VCC1V8 : 1.8V : DDR2 SDRAM, test chip DDR2 I/O supply */
+ 900000, /* DDR2VTT : 0.9V : DDR2 SDRAM VTT termination voltage */
+ 3300000, /* VCC3V3 : 3.3V : local board supply for misc external logic */
+};
+
+/* Reset values for daughterboard oscillators (in Hz) */
+static const uint32_t a9_clocks[] = {
+ 45000000, /* AMBA AXI ACLK: 45MHz */
+ 23750000, /* daughterboard CLCD clock: 23.75MHz */
+ 66670000, /* Test chip reference clock: 66.67MHz */
+};
+
+static VEDBoardInfo a9_daughterboard = {
.motherboard_map = motherboard_legacy_map,
.loader_start = 0x60000000,
.gic_cpu_if_addr = 0x1e000100,
+ .proc_id = 0x0c000191,
+ .num_voltage_sensors = ARRAY_SIZE(a9_voltages),
+ .voltages = a9_voltages,
+ .num_clocks = ARRAY_SIZE(a9_clocks),
+ .clocks = a9_clocks,
.init = a9_daughterboard_init,
};
-static void a15_daughterboard_init(const VEDBoardInfo *daughterboard,
+static void a15_daughterboard_init(const VexpressMachineState *vms,
ram_addr_t ram_size,
const char *cpu_model,
- qemu_irq *pic, uint32_t *proc_id)
+ qemu_irq *pic)
{
- int n;
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
MemoryRegion *sram = g_new(MemoryRegion, 1);
- qemu_irq cpu_irq[4];
- DeviceState *dev;
- SysBusDevice *busdev;
if (!cpu_model) {
cpu_model = "cortex-a15";
}
- *proc_id = 0x14000237;
-
- for (n = 0; n < smp_cpus; n++) {
- ARMCPU *cpu;
- qemu_irq *irqp;
-
- cpu = cpu_arm_init(cpu_model);
- if (!cpu) {
- fprintf(stderr, "Unable to find CPU definition\n");
- exit(1);
- }
- irqp = arm_pic_init_cpu(cpu);
- cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
- }
-
{
/* We have to use a separate 64 bit variable here to avoid the gcc
* "comparison is always false due to limited range of data type"
}
}
- memory_region_init_ram(ram, "vexpress.highmem", ram_size);
+ memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size,
+ &error_abort);
vmstate_register_ram_global(ram);
/* RAM is from 0x80000000 upwards; there is no low-memory alias for it. */
memory_region_add_subregion(sysmem, 0x80000000, ram);
/* 0x2c000000 A15MPCore private memory region (GIC) */
- dev = qdev_create(NULL, "a15mpcore_priv");
- qdev_prop_set_uint32(dev, "num-cpu", smp_cpus);
- qdev_init_nofail(dev);
- busdev = SYS_BUS_DEVICE(dev);
- sysbus_mmio_map(busdev, 0, 0x2c000000);
- for (n = 0; n < smp_cpus; n++) {
- sysbus_connect_irq(busdev, n, cpu_irq[n]);
- }
- /* Interrupts [42:0] are from the motherboard;
- * [47:43] are reserved; [63:48] are daughterboard
- * peripherals. Note that some documentation numbers
- * external interrupts starting from 32 (because there
- * are internal interrupts 0..31).
- */
- for (n = 0; n < 64; n++) {
- pic[n] = qdev_get_gpio_in(dev, n);
- }
+ init_cpus(cpu_model, "a15mpcore_priv", 0x2c000000, pic, vms->secure);
/* A15 daughterboard peripherals: */
/* 0x2b060000: SP805 watchdog: not modelled */
/* 0x2b0a0000: PL341 dynamic memory controller: not modelled */
/* 0x2e000000: system SRAM */
- memory_region_init_ram(sram, "vexpress.a15sram", 0x10000);
+ memory_region_init_ram(sram, NULL, "vexpress.a15sram", 0x10000,
+ &error_abort);
vmstate_register_ram_global(sram);
memory_region_add_subregion(sysmem, 0x2e000000, sram);
/* 0x7ffd0000: PL354 static memory controller: not modelled */
}
-static const VEDBoardInfo a15_daughterboard = {
+static const uint32_t a15_voltages[] = {
+ 900000, /* Vcore: 0.9V : CPU core voltage */
+};
+
+static const uint32_t a15_clocks[] = {
+ 60000000, /* OSCCLK0: 60MHz : CPU_CLK reference */
+ 0, /* OSCCLK1: reserved */
+ 0, /* OSCCLK2: reserved */
+ 0, /* OSCCLK3: reserved */
+ 40000000, /* OSCCLK4: 40MHz : external AXI master clock */
+ 23750000, /* OSCCLK5: 23.75MHz : HDLCD PLL reference */
+ 50000000, /* OSCCLK6: 50MHz : static memory controller clock */
+ 60000000, /* OSCCLK7: 60MHz : SYSCLK reference */
+ 40000000, /* OSCCLK8: 40MHz : DDR2 PLL reference */
+};
+
+static VEDBoardInfo a15_daughterboard = {
.motherboard_map = motherboard_aseries_map,
.loader_start = 0x80000000,
.gic_cpu_if_addr = 0x2c002000,
+ .proc_id = 0x14000237,
+ .num_voltage_sensors = ARRAY_SIZE(a15_voltages),
+ .voltages = a15_voltages,
+ .num_clocks = ARRAY_SIZE(a15_clocks),
+ .clocks = a15_clocks,
.init = a15_daughterboard_init,
};
-static void vexpress_common_init(const VEDBoardInfo *daughterboard,
- QEMUMachineInitArgs *args)
+static int add_virtio_mmio_node(void *fdt, uint32_t acells, uint32_t scells,
+ hwaddr addr, hwaddr size, uint32_t intc,
+ int irq)
+{
+ /* Add a virtio_mmio node to the device tree blob:
+ * virtio_mmio@ADDRESS {
+ * compatible = "virtio,mmio";
+ * reg = <ADDRESS, SIZE>;
+ * interrupt-parent = <&intc>;
+ * interrupts = <0, irq, 1>;
+ * }
+ * (Note that the format of the interrupts property is dependent on the
+ * interrupt controller that interrupt-parent points to; these are for
+ * the ARM GIC and indicate an SPI interrupt, rising-edge-triggered.)
+ */
+ int rc;
+ char *nodename = g_strdup_printf("/virtio_mmio@%" PRIx64, addr);
+
+ rc = qemu_fdt_add_subnode(fdt, nodename);
+ rc |= qemu_fdt_setprop_string(fdt, nodename,
+ "compatible", "virtio,mmio");
+ rc |= qemu_fdt_setprop_sized_cells(fdt, nodename, "reg",
+ acells, addr, scells, size);
+ qemu_fdt_setprop_cells(fdt, nodename, "interrupt-parent", intc);
+ qemu_fdt_setprop_cells(fdt, nodename, "interrupts", 0, irq, 1);
+ g_free(nodename);
+ if (rc) {
+ return -1;
+ }
+ return 0;
+}
+
+static uint32_t find_int_controller(void *fdt)
+{
+ /* Find the FDT node corresponding to the interrupt controller
+ * for virtio-mmio devices. We do this by scanning the fdt for
+ * a node with the right compatibility, since we know there is
+ * only one GIC on a vexpress board.
+ * We return the phandle of the node, or 0 if none was found.
+ */
+ const char *compat = "arm,cortex-a9-gic";
+ int offset;
+
+ offset = fdt_node_offset_by_compatible(fdt, -1, compat);
+ if (offset >= 0) {
+ return fdt_get_phandle(fdt, offset);
+ }
+ return 0;
+}
+
+static void vexpress_modify_dtb(const struct arm_boot_info *info, void *fdt)
+{
+ uint32_t acells, scells, intc;
+ const VEDBoardInfo *daughterboard = (const VEDBoardInfo *)info;
+
+ acells = qemu_fdt_getprop_cell(fdt, "/", "#address-cells");
+ scells = qemu_fdt_getprop_cell(fdt, "/", "#size-cells");
+ intc = find_int_controller(fdt);
+ if (!intc) {
+ /* Not fatal, we just won't provide virtio. This will
+ * happen with older device tree blobs.
+ */
+ fprintf(stderr, "QEMU: warning: couldn't find interrupt controller in "
+ "dtb; will not include virtio-mmio devices in the dtb.\n");
+ } else {
+ int i;
+ const hwaddr *map = daughterboard->motherboard_map;
+
+ /* We iterate backwards here because adding nodes
+ * to the dtb puts them in last-first.
+ */
+ for (i = NUM_VIRTIO_TRANSPORTS - 1; i >= 0; i--) {
+ add_virtio_mmio_node(fdt, acells, scells,
+ map[VE_VIRTIO] + 0x200 * i,
+ 0x200, intc, 40 + i);
+ }
+ }
+}
+
+
+/* Open code a private version of pflash registration since we
+ * need to set non-default device width for VExpress platform.
+ */
+static pflash_t *ve_pflash_cfi01_register(hwaddr base, const char *name,
+ DriveInfo *di)
{
+ DeviceState *dev = qdev_create(NULL, "cfi.pflash01");
+
+ if (di && qdev_prop_set_drive(dev, "drive",
+ blk_by_legacy_dinfo(di))) {
+ abort();
+ }
+
+ qdev_prop_set_uint32(dev, "num-blocks",
+ VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE);
+ qdev_prop_set_uint64(dev, "sector-length", VEXPRESS_FLASH_SECT_SIZE);
+ qdev_prop_set_uint8(dev, "width", 4);
+ qdev_prop_set_uint8(dev, "device-width", 2);
+ qdev_prop_set_uint8(dev, "big-endian", 0);
+ qdev_prop_set_uint16(dev, "id0", 0x89);
+ qdev_prop_set_uint16(dev, "id1", 0x18);
+ qdev_prop_set_uint16(dev, "id2", 0x00);
+ qdev_prop_set_uint16(dev, "id3", 0x00);
+ qdev_prop_set_string(dev, "name", name);
+ qdev_init_nofail(dev);
+
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
+ return OBJECT_CHECK(pflash_t, (dev), "cfi.pflash01");
+}
+
+static void vexpress_common_init(MachineState *machine)
+{
+ VexpressMachineState *vms = VEXPRESS_MACHINE(machine);
+ VexpressMachineClass *vmc = VEXPRESS_MACHINE_GET_CLASS(machine);
+ VEDBoardInfo *daughterboard = vmc->daughterboard;;
DeviceState *dev, *sysctl, *pl041;
qemu_irq pic[64];
- uint32_t proc_id;
uint32_t sys_id;
DriveInfo *dinfo;
+ pflash_t *pflash0;
ram_addr_t vram_size, sram_size;
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *vram = g_new(MemoryRegion, 1);
MemoryRegion *sram = g_new(MemoryRegion, 1);
+ MemoryRegion *flashalias = g_new(MemoryRegion, 1);
+ MemoryRegion *flash0mem;
const hwaddr *map = daughterboard->motherboard_map;
+ int i;
+
+ daughterboard->init(vms, machine->ram_size, machine->cpu_model, pic);
+
+ /*
+ * If a bios file was provided, attempt to map it into memory
+ */
+ if (bios_name) {
+ const char *fn;
- daughterboard->init(daughterboard, args->ram_size, args->cpu_model,
- pic, &proc_id);
+ if (drive_get(IF_PFLASH, 0, 0)) {
+ error_report("The contents of the first flash device may be "
+ "specified with -bios or with -drive if=pflash... "
+ "but you cannot use both options at once");
+ exit(1);
+ }
+ fn = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
+ if (!fn || load_image_targphys(fn, map[VE_NORFLASH0],
+ VEXPRESS_FLASH_SIZE) < 0) {
+ error_report("Could not load ROM image '%s'", bios_name);
+ exit(1);
+ }
+ }
/* Motherboard peripherals: the wiring is the same but the
* addresses vary between the legacy and A-Series memory maps.
sysctl = qdev_create(NULL, "realview_sysctl");
qdev_prop_set_uint32(sysctl, "sys_id", sys_id);
- qdev_prop_set_uint32(sysctl, "proc_id", proc_id);
+ qdev_prop_set_uint32(sysctl, "proc_id", daughterboard->proc_id);
+ qdev_prop_set_uint32(sysctl, "len-db-voltage",
+ daughterboard->num_voltage_sensors);
+ for (i = 0; i < daughterboard->num_voltage_sensors; i++) {
+ char *propname = g_strdup_printf("db-voltage[%d]", i);
+ qdev_prop_set_uint32(sysctl, propname, daughterboard->voltages[i]);
+ g_free(propname);
+ }
+ qdev_prop_set_uint32(sysctl, "len-db-clock",
+ daughterboard->num_clocks);
+ for (i = 0; i < daughterboard->num_clocks; i++) {
+ char *propname = g_strdup_printf("db-clock[%d]", i);
+ qdev_prop_set_uint32(sysctl, propname, daughterboard->clocks[i]);
+ g_free(propname);
+ }
qdev_init_nofail(sysctl);
sysbus_mmio_map(SYS_BUS_DEVICE(sysctl), 0, map[VE_SYSREGS]);
sysbus_create_simple("pl111", map[VE_CLCD], pic[14]);
dinfo = drive_get_next(IF_PFLASH);
- if (!pflash_cfi01_register(map[VE_NORFLASH0], NULL, "vexpress.flash0",
- VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
- VEXPRESS_FLASH_SECT_SIZE,
- VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
- 0x00, 0x89, 0x00, 0x18, 0)) {
+ pflash0 = ve_pflash_cfi01_register(map[VE_NORFLASH0], "vexpress.flash0",
+ dinfo);
+ if (!pflash0) {
fprintf(stderr, "vexpress: error registering flash 0.\n");
exit(1);
}
+ if (map[VE_NORFLASHALIAS] != -1) {
+ /* Map flash 0 as an alias into low memory */
+ flash0mem = sysbus_mmio_get_region(SYS_BUS_DEVICE(pflash0), 0);
+ memory_region_init_alias(flashalias, NULL, "vexpress.flashalias",
+ flash0mem, 0, VEXPRESS_FLASH_SIZE);
+ memory_region_add_subregion(sysmem, map[VE_NORFLASHALIAS], flashalias);
+ }
+
dinfo = drive_get_next(IF_PFLASH);
- if (!pflash_cfi01_register(map[VE_NORFLASH1], NULL, "vexpress.flash1",
- VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
- VEXPRESS_FLASH_SECT_SIZE,
- VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
- 0x00, 0x89, 0x00, 0x18, 0)) {
+ if (!ve_pflash_cfi01_register(map[VE_NORFLASH1], "vexpress.flash1",
+ dinfo)) {
fprintf(stderr, "vexpress: error registering flash 1.\n");
exit(1);
}
sram_size = 0x2000000;
- memory_region_init_ram(sram, "vexpress.sram", sram_size);
+ memory_region_init_ram(sram, NULL, "vexpress.sram", sram_size,
+ &error_abort);
vmstate_register_ram_global(sram);
memory_region_add_subregion(sysmem, map[VE_SRAM], sram);
vram_size = 0x800000;
- memory_region_init_ram(vram, "vexpress.vram", vram_size);
+ memory_region_init_ram(vram, NULL, "vexpress.vram", vram_size,
+ &error_abort);
vmstate_register_ram_global(vram);
memory_region_add_subregion(sysmem, map[VE_VIDEORAM], vram);
/* VE_DAPROM: not modelled */
- vexpress_binfo.ram_size = args->ram_size;
- vexpress_binfo.kernel_filename = args->kernel_filename;
- vexpress_binfo.kernel_cmdline = args->kernel_cmdline;
- vexpress_binfo.initrd_filename = args->initrd_filename;
- vexpress_binfo.nb_cpus = smp_cpus;
- vexpress_binfo.board_id = VEXPRESS_BOARD_ID;
- vexpress_binfo.loader_start = daughterboard->loader_start;
- vexpress_binfo.smp_loader_start = map[VE_SRAM];
- vexpress_binfo.smp_bootreg_addr = map[VE_SYSREGS] + 0x30;
- vexpress_binfo.gic_cpu_if_addr = daughterboard->gic_cpu_if_addr;
- arm_load_kernel(arm_env_get_cpu(first_cpu), &vexpress_binfo);
+ /* Create mmio transports, so the user can create virtio backends
+ * (which will be automatically plugged in to the transports). If
+ * no backend is created the transport will just sit harmlessly idle.
+ */
+ for (i = 0; i < NUM_VIRTIO_TRANSPORTS; i++) {
+ sysbus_create_simple("virtio-mmio", map[VE_VIRTIO] + 0x200 * i,
+ pic[40 + i]);
+ }
+
+ daughterboard->bootinfo.ram_size = machine->ram_size;
+ daughterboard->bootinfo.kernel_filename = machine->kernel_filename;
+ daughterboard->bootinfo.kernel_cmdline = machine->kernel_cmdline;
+ daughterboard->bootinfo.initrd_filename = machine->initrd_filename;
+ daughterboard->bootinfo.nb_cpus = smp_cpus;
+ daughterboard->bootinfo.board_id = VEXPRESS_BOARD_ID;
+ daughterboard->bootinfo.loader_start = daughterboard->loader_start;
+ daughterboard->bootinfo.smp_loader_start = map[VE_SRAM];
+ daughterboard->bootinfo.smp_bootreg_addr = map[VE_SYSREGS] + 0x30;
+ daughterboard->bootinfo.gic_cpu_if_addr = daughterboard->gic_cpu_if_addr;
+ daughterboard->bootinfo.modify_dtb = vexpress_modify_dtb;
+ /* Indicate that when booting Linux we should be in secure state */
+ daughterboard->bootinfo.secure_boot = true;
+ arm_load_kernel(ARM_CPU(first_cpu), &daughterboard->bootinfo);
}
-static void vexpress_a9_init(QEMUMachineInitArgs *args)
+static bool vexpress_get_secure(Object *obj, Error **errp)
{
- vexpress_common_init(&a9_daughterboard, args);
+ VexpressMachineState *vms = VEXPRESS_MACHINE(obj);
+
+ return vms->secure;
}
-static void vexpress_a15_init(QEMUMachineInitArgs *args)
+static void vexpress_set_secure(Object *obj, bool value, Error **errp)
{
- vexpress_common_init(&a15_daughterboard, args);
+ VexpressMachineState *vms = VEXPRESS_MACHINE(obj);
+
+ vms->secure = value;
}
-static QEMUMachine vexpress_a9_machine = {
- .name = "vexpress-a9",
- .desc = "ARM Versatile Express for Cortex-A9",
- .init = vexpress_a9_init,
- .block_default_type = IF_SCSI,
- .max_cpus = 4,
- DEFAULT_MACHINE_OPTIONS,
+static void vexpress_instance_init(Object *obj)
+{
+ VexpressMachineState *vms = VEXPRESS_MACHINE(obj);
+
+ /* EL3 is enabled by default on vexpress */
+ vms->secure = true;
+ object_property_add_bool(obj, "secure", vexpress_get_secure,
+ vexpress_set_secure, NULL);
+ object_property_set_description(obj, "secure",
+ "Set on/off to enable/disable the ARM "
+ "Security Extensions (TrustZone)",
+ NULL);
+}
+
+static void vexpress_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->name = TYPE_VEXPRESS_MACHINE;
+ mc->desc = "ARM Versatile Express";
+ mc->init = vexpress_common_init;
+ mc->block_default_type = IF_SCSI;
+ mc->max_cpus = 4;
+}
+
+static void vexpress_a9_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+ VexpressMachineClass *vmc = VEXPRESS_MACHINE_CLASS(oc);
+
+ mc->name = TYPE_VEXPRESS_A9_MACHINE;
+ mc->desc = "ARM Versatile Express for Cortex-A9";
+
+ vmc->daughterboard = &a9_daughterboard;;
+}
+
+static void vexpress_a15_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+ VexpressMachineClass *vmc = VEXPRESS_MACHINE_CLASS(oc);
+
+ mc->name = TYPE_VEXPRESS_A15_MACHINE;
+ mc->desc = "ARM Versatile Express for Cortex-A15";
+
+ vmc->daughterboard = &a15_daughterboard;
+}
+
+static const TypeInfo vexpress_info = {
+ .name = TYPE_VEXPRESS_MACHINE,
+ .parent = TYPE_MACHINE,
+ .abstract = true,
+ .instance_size = sizeof(VexpressMachineState),
+ .instance_init = vexpress_instance_init,
+ .class_size = sizeof(VexpressMachineClass),
+ .class_init = vexpress_class_init,
+};
+
+static const TypeInfo vexpress_a9_info = {
+ .name = TYPE_VEXPRESS_A9_MACHINE,
+ .parent = TYPE_VEXPRESS_MACHINE,
+ .class_init = vexpress_a9_class_init,
};
-static QEMUMachine vexpress_a15_machine = {
- .name = "vexpress-a15",
- .desc = "ARM Versatile Express for Cortex-A15",
- .init = vexpress_a15_init,
- .block_default_type = IF_SCSI,
- .max_cpus = 4,
- DEFAULT_MACHINE_OPTIONS,
+static const TypeInfo vexpress_a15_info = {
+ .name = TYPE_VEXPRESS_A15_MACHINE,
+ .parent = TYPE_VEXPRESS_MACHINE,
+ .class_init = vexpress_a15_class_init,
};
static void vexpress_machine_init(void)
{
- qemu_register_machine(&vexpress_a9_machine);
- qemu_register_machine(&vexpress_a15_machine);
+ type_register_static(&vexpress_info);
+ type_register_static(&vexpress_a9_info);
+ type_register_static(&vexpress_a15_info);
}
machine_init(vexpress_machine_init);
projects / qemu.git / blobdiff