2 * ARM SBSA Reference Platform emulation
4 * Copyright (c) 2018 Linaro Limited
5 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
6 * Written by Hongbo Zhang <hongbo.zhang@linaro.org>
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms and conditions of the GNU General Public License,
10 * version 2 or later, as published by the Free Software Foundation.
12 * This program is distributed in the hope it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 * You should have received a copy of the GNU General Public License along with
18 * this program. If not, see <http://www.gnu.org/licenses/>.
21 #include "qemu/osdep.h"
22 #include "qemu/datadir.h"
23 #include "qapi/error.h"
24 #include "qemu/error-report.h"
25 #include "qemu/units.h"
26 #include "sysemu/device_tree.h"
27 #include "sysemu/kvm.h"
28 #include "sysemu/numa.h"
29 #include "sysemu/runstate.h"
30 #include "sysemu/sysemu.h"
31 #include "exec/hwaddr.h"
33 #include "hw/arm/boot.h"
34 #include "hw/arm/bsa.h"
35 #include "hw/arm/fdt.h"
36 #include "hw/arm/smmuv3.h"
37 #include "hw/block/flash.h"
38 #include "hw/boards.h"
39 #include "hw/ide/internal.h"
40 #include "hw/ide/ahci_internal.h"
41 #include "hw/intc/arm_gicv3_common.h"
42 #include "hw/intc/arm_gicv3_its_common.h"
43 #include "hw/loader.h"
44 #include "hw/pci-host/gpex.h"
45 #include "hw/qdev-properties.h"
47 #include "hw/usb/xhci.h"
48 #include "hw/char/pl011.h"
49 #include "hw/watchdog/sbsa_gwdt.h"
51 #include "qapi/qmp/qlist.h"
52 #include "qom/object.h"
54 #define RAMLIMIT_GB 8192
55 #define RAMLIMIT_BYTES (RAMLIMIT_GB * GiB)
58 #define NUM_SMMU_IRQS 4
59 #define NUM_SATA_PORTS 6
88 struct SBSAMachineState
{
90 struct arm_boot_info bootinfo
;
96 PFlashCFI01
*flash
[2];
99 #define TYPE_SBSA_MACHINE MACHINE_TYPE_NAME("sbsa-ref")
100 OBJECT_DECLARE_SIMPLE_TYPE(SBSAMachineState
, SBSA_MACHINE
)
102 static const MemMapEntry sbsa_ref_memmap
[] = {
104 [SBSA_FLASH
] = { 0, 0x20000000 },
105 /* 512M secure memory */
106 [SBSA_SECURE_MEM
] = { 0x20000000, 0x20000000 },
107 /* Space reserved for CPU peripheral devices */
108 [SBSA_CPUPERIPHS
] = { 0x40000000, 0x00040000 },
109 [SBSA_GIC_DIST
] = { 0x40060000, 0x00010000 },
110 [SBSA_GIC_REDIST
] = { 0x40080000, 0x04000000 },
111 [SBSA_GIC_ITS
] = { 0x44081000, 0x00020000 },
112 [SBSA_SECURE_EC
] = { 0x50000000, 0x00001000 },
113 [SBSA_GWDT_REFRESH
] = { 0x50010000, 0x00001000 },
114 [SBSA_GWDT_CONTROL
] = { 0x50011000, 0x00001000 },
115 [SBSA_UART
] = { 0x60000000, 0x00001000 },
116 [SBSA_RTC
] = { 0x60010000, 0x00001000 },
117 [SBSA_GPIO
] = { 0x60020000, 0x00001000 },
118 [SBSA_SECURE_UART
] = { 0x60030000, 0x00001000 },
119 [SBSA_SECURE_UART_MM
] = { 0x60040000, 0x00001000 },
120 [SBSA_SMMU
] = { 0x60050000, 0x00020000 },
121 /* Space here reserved for more SMMUs */
122 [SBSA_AHCI
] = { 0x60100000, 0x00010000 },
123 [SBSA_XHCI
] = { 0x60110000, 0x00010000 },
124 /* Space here reserved for other devices */
125 [SBSA_PCIE_PIO
] = { 0x7fff0000, 0x00010000 },
126 /* 32-bit address PCIE MMIO space */
127 [SBSA_PCIE_MMIO
] = { 0x80000000, 0x70000000 },
128 /* 256M PCIE ECAM space */
129 [SBSA_PCIE_ECAM
] = { 0xf0000000, 0x10000000 },
130 /* ~1TB PCIE MMIO space (4GB to 1024GB boundary) */
131 [SBSA_PCIE_MMIO_HIGH
] = { 0x100000000ULL
, 0xFF00000000ULL
},
132 [SBSA_MEM
] = { 0x10000000000ULL
, RAMLIMIT_BYTES
},
135 static const int sbsa_ref_irqmap
[] = {
138 [SBSA_PCIE
] = 3, /* ... to 6 */
140 [SBSA_SECURE_UART
] = 8,
141 [SBSA_SECURE_UART_MM
] = 9,
144 [SBSA_SMMU
] = 12, /* ... to 15 */
145 [SBSA_GWDT_WS0
] = 16,
148 static uint64_t sbsa_ref_cpu_mp_affinity(SBSAMachineState
*sms
, int idx
)
150 uint8_t clustersz
= ARM_DEFAULT_CPUS_PER_CLUSTER
;
151 return arm_build_mp_affinity(idx
, clustersz
);
154 static void sbsa_fdt_add_gic_node(SBSAMachineState
*sms
)
158 nodename
= g_strdup_printf("/intc");
159 qemu_fdt_add_subnode(sms
->fdt
, nodename
);
160 qemu_fdt_setprop_sized_cells(sms
->fdt
, nodename
, "reg",
161 2, sbsa_ref_memmap
[SBSA_GIC_DIST
].base
,
162 2, sbsa_ref_memmap
[SBSA_GIC_DIST
].size
,
163 2, sbsa_ref_memmap
[SBSA_GIC_REDIST
].base
,
164 2, sbsa_ref_memmap
[SBSA_GIC_REDIST
].size
);
166 nodename
= g_strdup_printf("/intc/its");
167 qemu_fdt_add_subnode(sms
->fdt
, nodename
);
168 qemu_fdt_setprop_sized_cells(sms
->fdt
, nodename
, "reg",
169 2, sbsa_ref_memmap
[SBSA_GIC_ITS
].base
,
170 2, sbsa_ref_memmap
[SBSA_GIC_ITS
].size
);
176 * Firmware on this machine only uses ACPI table to load OS, these limited
177 * device tree nodes are just to let firmware know the info which varies from
178 * command line parameters, so it is not necessary to be fully compatible
179 * with the kernel CPU and NUMA binding rules.
181 static void create_fdt(SBSAMachineState
*sms
)
183 void *fdt
= create_device_tree(&sms
->fdt_size
);
184 const MachineState
*ms
= MACHINE(sms
);
185 int nb_numa_nodes
= ms
->numa_state
->num_nodes
;
189 error_report("create_device_tree() failed");
195 qemu_fdt_setprop_string(fdt
, "/", "compatible", "linux,sbsa-ref");
196 qemu_fdt_setprop_cell(fdt
, "/", "#address-cells", 0x2);
197 qemu_fdt_setprop_cell(fdt
, "/", "#size-cells", 0x2);
200 * This versioning scheme is for informing platform fw only. It is neither:
201 * - A QEMU versioned machine type; a given version of QEMU will emulate
202 * a given version of the platform.
203 * - A reflection of level of SBSA (now SystemReady SR) support provided.
205 * machine-version-major: updated when changes breaking fw compatibility
207 * machine-version-minor: updated when features are added that don't break
210 qemu_fdt_setprop_cell(fdt
, "/", "machine-version-major", 0);
211 qemu_fdt_setprop_cell(fdt
, "/", "machine-version-minor", 3);
213 if (ms
->numa_state
->have_numa_distance
) {
214 int size
= nb_numa_nodes
* nb_numa_nodes
* 3 * sizeof(uint32_t);
215 uint32_t *matrix
= g_malloc0(size
);
218 for (i
= 0; i
< nb_numa_nodes
; i
++) {
219 for (j
= 0; j
< nb_numa_nodes
; j
++) {
220 idx
= (i
* nb_numa_nodes
+ j
) * 3;
221 matrix
[idx
+ 0] = cpu_to_be32(i
);
222 matrix
[idx
+ 1] = cpu_to_be32(j
);
224 cpu_to_be32(ms
->numa_state
->nodes
[i
].distance
[j
]);
228 qemu_fdt_add_subnode(fdt
, "/distance-map");
229 qemu_fdt_setprop(fdt
, "/distance-map", "distance-matrix",
235 * From Documentation/devicetree/bindings/arm/cpus.yaml
236 * On ARM v8 64-bit systems this property is required
237 * and matches the MPIDR_EL1 register affinity bits.
239 * * If cpus node's #address-cells property is set to 2
241 * The first reg cell bits [7:0] must be set to
242 * bits [39:32] of MPIDR_EL1.
244 * The second reg cell bits [23:0] must be set to
245 * bits [23:0] of MPIDR_EL1.
247 qemu_fdt_add_subnode(sms
->fdt
, "/cpus");
248 qemu_fdt_setprop_cell(sms
->fdt
, "/cpus", "#address-cells", 2);
249 qemu_fdt_setprop_cell(sms
->fdt
, "/cpus", "#size-cells", 0x0);
251 for (cpu
= sms
->smp_cpus
- 1; cpu
>= 0; cpu
--) {
252 char *nodename
= g_strdup_printf("/cpus/cpu@%d", cpu
);
253 ARMCPU
*armcpu
= ARM_CPU(qemu_get_cpu(cpu
));
254 CPUState
*cs
= CPU(armcpu
);
255 uint64_t mpidr
= sbsa_ref_cpu_mp_affinity(sms
, cpu
);
257 qemu_fdt_add_subnode(sms
->fdt
, nodename
);
258 qemu_fdt_setprop_u64(sms
->fdt
, nodename
, "reg", mpidr
);
260 if (ms
->possible_cpus
->cpus
[cs
->cpu_index
].props
.has_node_id
) {
261 qemu_fdt_setprop_cell(sms
->fdt
, nodename
, "numa-node-id",
262 ms
->possible_cpus
->cpus
[cs
->cpu_index
].props
.node_id
);
268 sbsa_fdt_add_gic_node(sms
);
271 #define SBSA_FLASH_SECTOR_SIZE (256 * KiB)
273 static PFlashCFI01
*sbsa_flash_create1(SBSAMachineState
*sms
,
275 const char *alias_prop_name
)
278 * Create a single flash device. We use the same parameters as
279 * the flash devices on the Versatile Express board.
281 DeviceState
*dev
= qdev_new(TYPE_PFLASH_CFI01
);
283 qdev_prop_set_uint64(dev
, "sector-length", SBSA_FLASH_SECTOR_SIZE
);
284 qdev_prop_set_uint8(dev
, "width", 4);
285 qdev_prop_set_uint8(dev
, "device-width", 2);
286 qdev_prop_set_bit(dev
, "big-endian", false);
287 qdev_prop_set_uint16(dev
, "id0", 0x89);
288 qdev_prop_set_uint16(dev
, "id1", 0x18);
289 qdev_prop_set_uint16(dev
, "id2", 0x00);
290 qdev_prop_set_uint16(dev
, "id3", 0x00);
291 qdev_prop_set_string(dev
, "name", name
);
292 object_property_add_child(OBJECT(sms
), name
, OBJECT(dev
));
293 object_property_add_alias(OBJECT(sms
), alias_prop_name
,
294 OBJECT(dev
), "drive");
295 return PFLASH_CFI01(dev
);
298 static void sbsa_flash_create(SBSAMachineState
*sms
)
300 sms
->flash
[0] = sbsa_flash_create1(sms
, "sbsa.flash0", "pflash0");
301 sms
->flash
[1] = sbsa_flash_create1(sms
, "sbsa.flash1", "pflash1");
304 static void sbsa_flash_map1(PFlashCFI01
*flash
,
305 hwaddr base
, hwaddr size
,
306 MemoryRegion
*sysmem
)
308 DeviceState
*dev
= DEVICE(flash
);
310 assert(QEMU_IS_ALIGNED(size
, SBSA_FLASH_SECTOR_SIZE
));
311 assert(size
/ SBSA_FLASH_SECTOR_SIZE
<= UINT32_MAX
);
312 qdev_prop_set_uint32(dev
, "num-blocks", size
/ SBSA_FLASH_SECTOR_SIZE
);
313 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
315 memory_region_add_subregion(sysmem
, base
,
316 sysbus_mmio_get_region(SYS_BUS_DEVICE(dev
),
320 static void sbsa_flash_map(SBSAMachineState
*sms
,
321 MemoryRegion
*sysmem
,
322 MemoryRegion
*secure_sysmem
)
325 * Map two flash devices to fill the SBSA_FLASH space in the memmap.
326 * sysmem is the system memory space. secure_sysmem is the secure view
327 * of the system, and the first flash device should be made visible only
328 * there. The second flash device is visible to both secure and nonsecure.
330 hwaddr flashsize
= sbsa_ref_memmap
[SBSA_FLASH
].size
/ 2;
331 hwaddr flashbase
= sbsa_ref_memmap
[SBSA_FLASH
].base
;
333 sbsa_flash_map1(sms
->flash
[0], flashbase
, flashsize
,
335 sbsa_flash_map1(sms
->flash
[1], flashbase
+ flashsize
, flashsize
,
339 static bool sbsa_firmware_init(SBSAMachineState
*sms
,
340 MemoryRegion
*sysmem
,
341 MemoryRegion
*secure_sysmem
)
343 const char *bios_name
;
345 BlockBackend
*pflash_blk0
;
347 /* Map legacy -drive if=pflash to machine properties */
348 for (i
= 0; i
< ARRAY_SIZE(sms
->flash
); i
++) {
349 pflash_cfi01_legacy_drive(sms
->flash
[i
],
350 drive_get(IF_PFLASH
, 0, i
));
353 sbsa_flash_map(sms
, sysmem
, secure_sysmem
);
355 pflash_blk0
= pflash_cfi01_get_blk(sms
->flash
[0]);
357 bios_name
= MACHINE(sms
)->firmware
;
364 error_report("The contents of the first flash device may be "
365 "specified with -bios or with -drive if=pflash... "
366 "but you cannot use both options at once");
370 /* Fall back to -bios */
372 fname
= qemu_find_file(QEMU_FILE_TYPE_BIOS
, bios_name
);
374 error_report("Could not find ROM image '%s'", bios_name
);
377 mr
= sysbus_mmio_get_region(SYS_BUS_DEVICE(sms
->flash
[0]), 0);
378 image_size
= load_image_mr(fname
, mr
);
380 if (image_size
< 0) {
381 error_report("Could not load ROM image '%s'", bios_name
);
386 return pflash_blk0
|| bios_name
;
389 static void create_secure_ram(SBSAMachineState
*sms
,
390 MemoryRegion
*secure_sysmem
)
392 MemoryRegion
*secram
= g_new(MemoryRegion
, 1);
393 hwaddr base
= sbsa_ref_memmap
[SBSA_SECURE_MEM
].base
;
394 hwaddr size
= sbsa_ref_memmap
[SBSA_SECURE_MEM
].size
;
396 memory_region_init_ram(secram
, NULL
, "sbsa-ref.secure-ram", size
,
398 memory_region_add_subregion(secure_sysmem
, base
, secram
);
401 static void create_its(SBSAMachineState
*sms
)
403 const char *itsclass
= its_class_name();
406 dev
= qdev_new(itsclass
);
408 object_property_set_link(OBJECT(dev
), "parent-gicv3", OBJECT(sms
->gic
),
410 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
411 sysbus_mmio_map(SYS_BUS_DEVICE(dev
), 0, sbsa_ref_memmap
[SBSA_GIC_ITS
].base
);
414 static void create_gic(SBSAMachineState
*sms
, MemoryRegion
*mem
)
416 unsigned int smp_cpus
= MACHINE(sms
)->smp
.cpus
;
417 SysBusDevice
*gicbusdev
;
419 uint32_t redist0_capacity
, redist0_count
;
420 QList
*redist_region_count
;
423 gictype
= gicv3_class_name();
425 sms
->gic
= qdev_new(gictype
);
426 qdev_prop_set_uint32(sms
->gic
, "revision", 3);
427 qdev_prop_set_uint32(sms
->gic
, "num-cpu", smp_cpus
);
429 * Note that the num-irq property counts both internal and external
430 * interrupts; there are always 32 of the former (mandated by GIC spec).
432 qdev_prop_set_uint32(sms
->gic
, "num-irq", NUM_IRQS
+ 32);
433 qdev_prop_set_bit(sms
->gic
, "has-security-extensions", true);
436 sbsa_ref_memmap
[SBSA_GIC_REDIST
].size
/ GICV3_REDIST_SIZE
;
437 redist0_count
= MIN(smp_cpus
, redist0_capacity
);
439 redist_region_count
= qlist_new();
440 qlist_append_int(redist_region_count
, redist0_count
);
441 qdev_prop_set_array(sms
->gic
, "redist-region-count", redist_region_count
);
443 object_property_set_link(OBJECT(sms
->gic
), "sysmem",
444 OBJECT(mem
), &error_fatal
);
445 qdev_prop_set_bit(sms
->gic
, "has-lpi", true);
447 gicbusdev
= SYS_BUS_DEVICE(sms
->gic
);
448 sysbus_realize_and_unref(gicbusdev
, &error_fatal
);
449 sysbus_mmio_map(gicbusdev
, 0, sbsa_ref_memmap
[SBSA_GIC_DIST
].base
);
450 sysbus_mmio_map(gicbusdev
, 1, sbsa_ref_memmap
[SBSA_GIC_REDIST
].base
);
453 * Wire the outputs from each CPU's generic timer and the GICv3
454 * maintenance interrupt signal to the appropriate GIC PPI inputs,
455 * and the GIC's IRQ/FIQ/VIRQ/VFIQ interrupt outputs to the CPU's inputs.
457 for (i
= 0; i
< smp_cpus
; i
++) {
458 DeviceState
*cpudev
= DEVICE(qemu_get_cpu(i
));
459 int intidbase
= NUM_IRQS
+ i
* GIC_INTERNAL
;
462 * Mapping from the output timer irq lines from the CPU to the
463 * GIC PPI inputs used for this board.
465 const int timer_irq
[] = {
466 [GTIMER_PHYS
] = ARCH_TIMER_NS_EL1_IRQ
,
467 [GTIMER_VIRT
] = ARCH_TIMER_VIRT_IRQ
,
468 [GTIMER_HYP
] = ARCH_TIMER_NS_EL2_IRQ
,
469 [GTIMER_SEC
] = ARCH_TIMER_S_EL1_IRQ
,
470 [GTIMER_HYPVIRT
] = ARCH_TIMER_NS_EL2_VIRT_IRQ
,
473 for (irq
= 0; irq
< ARRAY_SIZE(timer_irq
); irq
++) {
474 qdev_connect_gpio_out(cpudev
, irq
,
475 qdev_get_gpio_in(sms
->gic
,
476 intidbase
+ timer_irq
[irq
]));
479 qdev_connect_gpio_out_named(cpudev
, "gicv3-maintenance-interrupt", 0,
480 qdev_get_gpio_in(sms
->gic
,
482 + ARCH_GIC_MAINT_IRQ
));
484 qdev_connect_gpio_out_named(cpudev
, "pmu-interrupt", 0,
485 qdev_get_gpio_in(sms
->gic
,
489 sysbus_connect_irq(gicbusdev
, i
, qdev_get_gpio_in(cpudev
, ARM_CPU_IRQ
));
490 sysbus_connect_irq(gicbusdev
, i
+ smp_cpus
,
491 qdev_get_gpio_in(cpudev
, ARM_CPU_FIQ
));
492 sysbus_connect_irq(gicbusdev
, i
+ 2 * smp_cpus
,
493 qdev_get_gpio_in(cpudev
, ARM_CPU_VIRQ
));
494 sysbus_connect_irq(gicbusdev
, i
+ 3 * smp_cpus
,
495 qdev_get_gpio_in(cpudev
, ARM_CPU_VFIQ
));
500 static void create_uart(const SBSAMachineState
*sms
, int uart
,
501 MemoryRegion
*mem
, Chardev
*chr
)
503 hwaddr base
= sbsa_ref_memmap
[uart
].base
;
504 int irq
= sbsa_ref_irqmap
[uart
];
505 DeviceState
*dev
= qdev_new(TYPE_PL011
);
506 SysBusDevice
*s
= SYS_BUS_DEVICE(dev
);
508 qdev_prop_set_chr(dev
, "chardev", chr
);
509 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
510 memory_region_add_subregion(mem
, base
,
511 sysbus_mmio_get_region(s
, 0));
512 sysbus_connect_irq(s
, 0, qdev_get_gpio_in(sms
->gic
, irq
));
515 static void create_rtc(const SBSAMachineState
*sms
)
517 hwaddr base
= sbsa_ref_memmap
[SBSA_RTC
].base
;
518 int irq
= sbsa_ref_irqmap
[SBSA_RTC
];
520 sysbus_create_simple("pl031", base
, qdev_get_gpio_in(sms
->gic
, irq
));
523 static void create_wdt(const SBSAMachineState
*sms
)
525 hwaddr rbase
= sbsa_ref_memmap
[SBSA_GWDT_REFRESH
].base
;
526 hwaddr cbase
= sbsa_ref_memmap
[SBSA_GWDT_CONTROL
].base
;
527 DeviceState
*dev
= qdev_new(TYPE_WDT_SBSA
);
528 SysBusDevice
*s
= SYS_BUS_DEVICE(dev
);
529 int irq
= sbsa_ref_irqmap
[SBSA_GWDT_WS0
];
531 sysbus_realize_and_unref(s
, &error_fatal
);
532 sysbus_mmio_map(s
, 0, rbase
);
533 sysbus_mmio_map(s
, 1, cbase
);
534 sysbus_connect_irq(s
, 0, qdev_get_gpio_in(sms
->gic
, irq
));
537 static DeviceState
*gpio_key_dev
;
538 static void sbsa_ref_powerdown_req(Notifier
*n
, void *opaque
)
540 /* use gpio Pin 3 for power button event */
541 qemu_set_irq(qdev_get_gpio_in(gpio_key_dev
, 0), 1);
544 static Notifier sbsa_ref_powerdown_notifier
= {
545 .notify
= sbsa_ref_powerdown_req
548 static void create_gpio(const SBSAMachineState
*sms
)
550 DeviceState
*pl061_dev
;
551 hwaddr base
= sbsa_ref_memmap
[SBSA_GPIO
].base
;
552 int irq
= sbsa_ref_irqmap
[SBSA_GPIO
];
554 pl061_dev
= sysbus_create_simple("pl061", base
,
555 qdev_get_gpio_in(sms
->gic
, irq
));
557 gpio_key_dev
= sysbus_create_simple("gpio-key", -1,
558 qdev_get_gpio_in(pl061_dev
, 3));
560 /* connect powerdown request */
561 qemu_register_powerdown_notifier(&sbsa_ref_powerdown_notifier
);
564 static void create_ahci(const SBSAMachineState
*sms
)
566 hwaddr base
= sbsa_ref_memmap
[SBSA_AHCI
].base
;
567 int irq
= sbsa_ref_irqmap
[SBSA_AHCI
];
569 DriveInfo
*hd
[NUM_SATA_PORTS
];
570 SysbusAHCIState
*sysahci
;
574 dev
= qdev_new("sysbus-ahci");
575 qdev_prop_set_uint32(dev
, "num-ports", NUM_SATA_PORTS
);
576 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
577 sysbus_mmio_map(SYS_BUS_DEVICE(dev
), 0, base
);
578 sysbus_connect_irq(SYS_BUS_DEVICE(dev
), 0, qdev_get_gpio_in(sms
->gic
, irq
));
580 sysahci
= SYSBUS_AHCI(dev
);
581 ahci
= &sysahci
->ahci
;
582 ide_drive_get(hd
, ARRAY_SIZE(hd
));
583 for (i
= 0; i
< ahci
->ports
; i
++) {
587 ide_bus_create_drive(&ahci
->dev
[i
].port
, 0, hd
[i
]);
591 static void create_xhci(const SBSAMachineState
*sms
)
593 hwaddr base
= sbsa_ref_memmap
[SBSA_XHCI
].base
;
594 int irq
= sbsa_ref_irqmap
[SBSA_XHCI
];
595 DeviceState
*dev
= qdev_new(TYPE_XHCI_SYSBUS
);
596 qdev_prop_set_uint32(dev
, "slots", XHCI_MAXSLOTS
);
598 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
599 sysbus_mmio_map(SYS_BUS_DEVICE(dev
), 0, base
);
600 sysbus_connect_irq(SYS_BUS_DEVICE(dev
), 0, qdev_get_gpio_in(sms
->gic
, irq
));
603 static void create_smmu(const SBSAMachineState
*sms
, PCIBus
*bus
)
605 hwaddr base
= sbsa_ref_memmap
[SBSA_SMMU
].base
;
606 int irq
= sbsa_ref_irqmap
[SBSA_SMMU
];
610 dev
= qdev_new(TYPE_ARM_SMMUV3
);
612 object_property_set_link(OBJECT(dev
), "primary-bus", OBJECT(bus
),
614 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
615 sysbus_mmio_map(SYS_BUS_DEVICE(dev
), 0, base
);
616 for (i
= 0; i
< NUM_SMMU_IRQS
; i
++) {
617 sysbus_connect_irq(SYS_BUS_DEVICE(dev
), i
,
618 qdev_get_gpio_in(sms
->gic
, irq
+ i
));
622 static void create_pcie(SBSAMachineState
*sms
)
624 hwaddr base_ecam
= sbsa_ref_memmap
[SBSA_PCIE_ECAM
].base
;
625 hwaddr size_ecam
= sbsa_ref_memmap
[SBSA_PCIE_ECAM
].size
;
626 hwaddr base_mmio
= sbsa_ref_memmap
[SBSA_PCIE_MMIO
].base
;
627 hwaddr size_mmio
= sbsa_ref_memmap
[SBSA_PCIE_MMIO
].size
;
628 hwaddr base_mmio_high
= sbsa_ref_memmap
[SBSA_PCIE_MMIO_HIGH
].base
;
629 hwaddr size_mmio_high
= sbsa_ref_memmap
[SBSA_PCIE_MMIO_HIGH
].size
;
630 hwaddr base_pio
= sbsa_ref_memmap
[SBSA_PCIE_PIO
].base
;
631 int irq
= sbsa_ref_irqmap
[SBSA_PCIE
];
632 MachineClass
*mc
= MACHINE_GET_CLASS(sms
);
633 MemoryRegion
*mmio_alias
, *mmio_alias_high
, *mmio_reg
;
634 MemoryRegion
*ecam_alias
, *ecam_reg
;
639 dev
= qdev_new(TYPE_GPEX_HOST
);
640 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev
), &error_fatal
);
643 ecam_alias
= g_new0(MemoryRegion
, 1);
644 ecam_reg
= sysbus_mmio_get_region(SYS_BUS_DEVICE(dev
), 0);
645 memory_region_init_alias(ecam_alias
, OBJECT(dev
), "pcie-ecam",
646 ecam_reg
, 0, size_ecam
);
647 memory_region_add_subregion(get_system_memory(), base_ecam
, ecam_alias
);
649 /* Map the MMIO space */
650 mmio_alias
= g_new0(MemoryRegion
, 1);
651 mmio_reg
= sysbus_mmio_get_region(SYS_BUS_DEVICE(dev
), 1);
652 memory_region_init_alias(mmio_alias
, OBJECT(dev
), "pcie-mmio",
653 mmio_reg
, base_mmio
, size_mmio
);
654 memory_region_add_subregion(get_system_memory(), base_mmio
, mmio_alias
);
656 /* Map the MMIO_HIGH space */
657 mmio_alias_high
= g_new0(MemoryRegion
, 1);
658 memory_region_init_alias(mmio_alias_high
, OBJECT(dev
), "pcie-mmio-high",
659 mmio_reg
, base_mmio_high
, size_mmio_high
);
660 memory_region_add_subregion(get_system_memory(), base_mmio_high
,
663 /* Map IO port space */
664 sysbus_mmio_map(SYS_BUS_DEVICE(dev
), 2, base_pio
);
666 for (i
= 0; i
< GPEX_NUM_IRQS
; i
++) {
667 sysbus_connect_irq(SYS_BUS_DEVICE(dev
), i
,
668 qdev_get_gpio_in(sms
->gic
, irq
+ i
));
669 gpex_set_irq_num(GPEX_HOST(dev
), i
, irq
+ i
);
672 pci
= PCI_HOST_BRIDGE(dev
);
674 for (i
= 0; i
< nb_nics
; i
++) {
675 pci_nic_init_nofail(&nd_table
[i
], pci
->bus
, mc
->default_nic
, NULL
);
679 pci_create_simple(pci
->bus
, -1, "bochs-display");
681 create_smmu(sms
, pci
->bus
);
684 static void *sbsa_ref_dtb(const struct arm_boot_info
*binfo
, int *fdt_size
)
686 const SBSAMachineState
*board
= container_of(binfo
, SBSAMachineState
,
689 *fdt_size
= board
->fdt_size
;
693 static void create_secure_ec(MemoryRegion
*mem
)
695 hwaddr base
= sbsa_ref_memmap
[SBSA_SECURE_EC
].base
;
696 DeviceState
*dev
= qdev_new("sbsa-ec");
697 SysBusDevice
*s
= SYS_BUS_DEVICE(dev
);
699 memory_region_add_subregion(mem
, base
,
700 sysbus_mmio_get_region(s
, 0));
703 static void sbsa_ref_init(MachineState
*machine
)
705 unsigned int smp_cpus
= machine
->smp
.cpus
;
706 unsigned int max_cpus
= machine
->smp
.max_cpus
;
707 SBSAMachineState
*sms
= SBSA_MACHINE(machine
);
708 MachineClass
*mc
= MACHINE_GET_CLASS(machine
);
709 MemoryRegion
*sysmem
= get_system_memory();
710 MemoryRegion
*secure_sysmem
= g_new(MemoryRegion
, 1);
711 bool firmware_loaded
;
712 const CPUArchIdList
*possible_cpus
;
713 int n
, sbsa_max_cpus
;
716 error_report("sbsa-ref: KVM is not supported for this machine");
721 * The Secure view of the world is the same as the NonSecure,
722 * but with a few extra devices. Create it as a container region
723 * containing the system memory at low priority; any secure-only
724 * devices go in at higher priority and take precedence.
726 memory_region_init(secure_sysmem
, OBJECT(machine
), "secure-memory",
728 memory_region_add_subregion_overlap(secure_sysmem
, 0, sysmem
, -1);
730 firmware_loaded
= sbsa_firmware_init(sms
, sysmem
, secure_sysmem
);
733 * This machine has EL3 enabled, external firmware should supply PSCI
734 * implementation, so the QEMU's internal PSCI is disabled.
736 sms
->psci_conduit
= QEMU_PSCI_CONDUIT_DISABLED
;
738 sbsa_max_cpus
= sbsa_ref_memmap
[SBSA_GIC_REDIST
].size
/ GICV3_REDIST_SIZE
;
740 if (max_cpus
> sbsa_max_cpus
) {
741 error_report("Number of SMP CPUs requested (%d) exceeds max CPUs "
742 "supported by machine 'sbsa-ref' (%d)",
743 max_cpus
, sbsa_max_cpus
);
747 sms
->smp_cpus
= smp_cpus
;
749 if (machine
->ram_size
> sbsa_ref_memmap
[SBSA_MEM
].size
) {
750 error_report("sbsa-ref: cannot model more than %dGB RAM", RAMLIMIT_GB
);
754 possible_cpus
= mc
->possible_cpu_arch_ids(machine
);
755 for (n
= 0; n
< possible_cpus
->len
; n
++) {
763 cpuobj
= object_new(possible_cpus
->cpus
[n
].type
);
764 object_property_set_int(cpuobj
, "mp-affinity",
765 possible_cpus
->cpus
[n
].arch_id
, NULL
);
770 numa_cpu_pre_plug(&possible_cpus
->cpus
[cs
->cpu_index
], DEVICE(cpuobj
),
773 if (object_property_find(cpuobj
, "reset-cbar")) {
774 object_property_set_int(cpuobj
, "reset-cbar",
775 sbsa_ref_memmap
[SBSA_CPUPERIPHS
].base
,
779 object_property_set_link(cpuobj
, "memory", OBJECT(sysmem
),
782 object_property_set_link(cpuobj
, "secure-memory",
783 OBJECT(secure_sysmem
), &error_abort
);
785 qdev_realize(DEVICE(cpuobj
), NULL
, &error_fatal
);
786 object_unref(cpuobj
);
789 memory_region_add_subregion(sysmem
, sbsa_ref_memmap
[SBSA_MEM
].base
,
794 create_secure_ram(sms
, secure_sysmem
);
796 create_gic(sms
, sysmem
);
798 create_uart(sms
, SBSA_UART
, sysmem
, serial_hd(0));
799 create_uart(sms
, SBSA_SECURE_UART
, secure_sysmem
, serial_hd(1));
800 /* Second secure UART for RAS and MM from EL0 */
801 create_uart(sms
, SBSA_SECURE_UART_MM
, secure_sysmem
, serial_hd(2));
815 create_secure_ec(secure_sysmem
);
817 sms
->bootinfo
.ram_size
= machine
->ram_size
;
818 sms
->bootinfo
.board_id
= -1;
819 sms
->bootinfo
.loader_start
= sbsa_ref_memmap
[SBSA_MEM
].base
;
820 sms
->bootinfo
.get_dtb
= sbsa_ref_dtb
;
821 sms
->bootinfo
.firmware_loaded
= firmware_loaded
;
822 arm_load_kernel(ARM_CPU(first_cpu
), machine
, &sms
->bootinfo
);
825 static const CPUArchIdList
*sbsa_ref_possible_cpu_arch_ids(MachineState
*ms
)
827 unsigned int max_cpus
= ms
->smp
.max_cpus
;
828 SBSAMachineState
*sms
= SBSA_MACHINE(ms
);
831 if (ms
->possible_cpus
) {
832 assert(ms
->possible_cpus
->len
== max_cpus
);
833 return ms
->possible_cpus
;
836 ms
->possible_cpus
= g_malloc0(sizeof(CPUArchIdList
) +
837 sizeof(CPUArchId
) * max_cpus
);
838 ms
->possible_cpus
->len
= max_cpus
;
839 for (n
= 0; n
< ms
->possible_cpus
->len
; n
++) {
840 ms
->possible_cpus
->cpus
[n
].type
= ms
->cpu_type
;
841 ms
->possible_cpus
->cpus
[n
].arch_id
=
842 sbsa_ref_cpu_mp_affinity(sms
, n
);
843 ms
->possible_cpus
->cpus
[n
].props
.has_thread_id
= true;
844 ms
->possible_cpus
->cpus
[n
].props
.thread_id
= n
;
846 return ms
->possible_cpus
;
849 static CpuInstanceProperties
850 sbsa_ref_cpu_index_to_props(MachineState
*ms
, unsigned cpu_index
)
852 MachineClass
*mc
= MACHINE_GET_CLASS(ms
);
853 const CPUArchIdList
*possible_cpus
= mc
->possible_cpu_arch_ids(ms
);
855 assert(cpu_index
< possible_cpus
->len
);
856 return possible_cpus
->cpus
[cpu_index
].props
;
860 sbsa_ref_get_default_cpu_node_id(const MachineState
*ms
, int idx
)
862 return idx
% ms
->numa_state
->num_nodes
;
865 static void sbsa_ref_instance_init(Object
*obj
)
867 SBSAMachineState
*sms
= SBSA_MACHINE(obj
);
869 sbsa_flash_create(sms
);
872 static void sbsa_ref_class_init(ObjectClass
*oc
, void *data
)
874 MachineClass
*mc
= MACHINE_CLASS(oc
);
875 static const char * const valid_cpu_types
[] = {
876 ARM_CPU_TYPE_NAME("cortex-a57"),
877 ARM_CPU_TYPE_NAME("cortex-a72"),
878 ARM_CPU_TYPE_NAME("neoverse-n1"),
879 ARM_CPU_TYPE_NAME("neoverse-v1"),
880 ARM_CPU_TYPE_NAME("neoverse-n2"),
881 ARM_CPU_TYPE_NAME("max"),
885 mc
->init
= sbsa_ref_init
;
886 mc
->desc
= "QEMU 'SBSA Reference' ARM Virtual Machine";
887 mc
->default_cpu_type
= ARM_CPU_TYPE_NAME("neoverse-n1");
888 mc
->valid_cpu_types
= valid_cpu_types
;
890 mc
->pci_allow_0_address
= true;
891 mc
->minimum_page_bits
= 12;
892 mc
->block_default_type
= IF_IDE
;
894 mc
->default_nic
= "e1000e";
895 mc
->default_ram_size
= 1 * GiB
;
896 mc
->default_ram_id
= "sbsa-ref.ram";
897 mc
->default_cpus
= 4;
898 mc
->possible_cpu_arch_ids
= sbsa_ref_possible_cpu_arch_ids
;
899 mc
->cpu_index_to_instance_props
= sbsa_ref_cpu_index_to_props
;
900 mc
->get_default_cpu_node_id
= sbsa_ref_get_default_cpu_node_id
;
901 /* platform instead of architectural choice */
902 mc
->cpu_cluster_has_numa_boundary
= true;
905 static const TypeInfo sbsa_ref_info
= {
906 .name
= TYPE_SBSA_MACHINE
,
907 .parent
= TYPE_MACHINE
,
908 .instance_init
= sbsa_ref_instance_init
,
909 .class_init
= sbsa_ref_class_init
,
910 .instance_size
= sizeof(SBSAMachineState
),
913 static void sbsa_ref_machine_init(void)
915 type_register_static(&sbsa_ref_info
);
918 type_init(sbsa_ref_machine_init
);