#include "sysemu/arch_init.h"
#include "sysemu/device_tree.h"
#include "sysemu/sysemu.h"
-#include "exec/address-spaces.h"
#include "hw/pci/pci.h"
#include "hw/pci-host/gpex.h"
-#include <libfdt.h>
-
#if defined(TARGET_RISCV32)
# define BIOS_FILENAME "opensbi-riscv32-virt-fw_jump.bin"
#else
hwaddr size;
} virt_memmap[] = {
[VIRT_DEBUG] = { 0x0, 0x100 },
- [VIRT_MROM] = { 0x1000, 0x11000 },
+ [VIRT_MROM] = { 0x1000, 0xf000 },
[VIRT_TEST] = { 0x100000, 0x1000 },
[VIRT_RTC] = { 0x101000, 0x1000 },
[VIRT_CLINT] = { 0x2000000, 0x10000 },
+ [VIRT_PCIE_PIO] = { 0x3000000, 0x10000 },
[VIRT_PLIC] = { 0xc000000, 0x4000000 },
[VIRT_UART0] = { 0x10000000, 0x100 },
[VIRT_VIRTIO] = { 0x10001000, 0x1000 },
[VIRT_FLASH] = { 0x20000000, 0x4000000 },
- [VIRT_DRAM] = { 0x80000000, 0x0 },
- [VIRT_PCIE_MMIO] = { 0x40000000, 0x40000000 },
- [VIRT_PCIE_PIO] = { 0x03000000, 0x00010000 },
[VIRT_PCIE_ECAM] = { 0x30000000, 0x10000000 },
+ [VIRT_PCIE_MMIO] = { 0x40000000, 0x40000000 },
+ [VIRT_DRAM] = { 0x80000000, 0x0 },
};
#define VIRT_FLASH_SECTOR_SIZE (256 * KiB)
* Create a single flash device. We use the same parameters as
* the flash devices on the ARM virt board.
*/
- DeviceState *dev = qdev_create(NULL, TYPE_PFLASH_CFI01);
+ DeviceState *dev = qdev_new(TYPE_PFLASH_CFI01);
qdev_prop_set_uint64(dev, "sector-length", VIRT_FLASH_SECTOR_SIZE);
qdev_prop_set_uint8(dev, "width", 4);
qdev_prop_set_uint16(dev, "id3", 0x00);
qdev_prop_set_string(dev, "name", name);
- object_property_add_child(OBJECT(s), name, OBJECT(dev),
- &error_abort);
+ object_property_add_child(OBJECT(s), name, OBJECT(dev));
object_property_add_alias(OBJECT(s), alias_prop_name,
- OBJECT(dev), "drive", &error_abort);
+ OBJECT(dev), "drive");
return PFLASH_CFI01(dev);
}
{
DeviceState *dev = DEVICE(flash);
- assert(size % VIRT_FLASH_SECTOR_SIZE == 0);
+ assert(QEMU_IS_ALIGNED(size, VIRT_FLASH_SECTOR_SIZE));
assert(size / VIRT_FLASH_SECTOR_SIZE <= UINT32_MAX);
qdev_prop_set_uint32(dev, "num-blocks", size / VIRT_FLASH_SECTOR_SIZE);
- qdev_init_nofail(dev);
+ sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
memory_region_add_subregion(sysmem, base,
sysbus_mmio_get_region(SYS_BUS_DEVICE(dev),
char *intc = g_strdup_printf("/cpus/cpu@%d/interrupt-controller", cpu);
char *isa = riscv_isa_string(&s->soc.harts[cpu]);
qemu_fdt_add_subnode(fdt, nodename);
+#if defined(TARGET_RISCV32)
+ qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32");
+#else
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
+#endif
qemu_fdt_setprop_string(fdt, nodename, "riscv,isa", isa);
qemu_fdt_setprop_string(fdt, nodename, "compatible", "riscv");
qemu_fdt_setprop_string(fdt, nodename, "status", "okay");
qemu_irq irq;
int i;
- dev = qdev_create(NULL, TYPE_GPEX_HOST);
+ dev = qdev_new(TYPE_GPEX_HOST);
- qdev_init_nofail(dev);
+ sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
ecam_alias = g_new0(MemoryRegion, 1);
ecam_reg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
return dev;
}
-static void riscv_virt_board_init(MachineState *machine)
+static void virt_machine_init(MachineState *machine)
{
const struct MemmapEntry *memmap = virt_memmap;
RISCVVirtState *s = RISCV_VIRT_MACHINE(machine);
char *plic_hart_config;
size_t plic_hart_config_len;
target_ulong start_addr = memmap[VIRT_DRAM].base;
+ uint32_t fdt_load_addr;
+ uint64_t kernel_entry;
int i;
unsigned int smp_cpus = machine->smp.cpus;
/* Initialize SOC */
- object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc),
- TYPE_RISCV_HART_ARRAY, &error_abort, NULL);
- object_property_set_str(OBJECT(&s->soc), machine->cpu_type, "cpu-type",
+ object_initialize_child(OBJECT(machine), "soc", &s->soc,
+ TYPE_RISCV_HART_ARRAY);
+ object_property_set_str(OBJECT(&s->soc), "cpu-type", machine->cpu_type,
&error_abort);
- object_property_set_int(OBJECT(&s->soc), smp_cpus, "num-harts",
- &error_abort);
- object_property_set_bool(OBJECT(&s->soc), true, "realized",
+ object_property_set_int(OBJECT(&s->soc), "num-harts", smp_cpus,
&error_abort);
+ sysbus_realize(SYS_BUS_DEVICE(&s->soc), &error_abort);
/* register system main memory (actual RAM) */
memory_region_init_ram(main_mem, NULL, "riscv_virt_board.ram",
mask_rom);
riscv_find_and_load_firmware(machine, BIOS_FILENAME,
- memmap[VIRT_DRAM].base);
+ memmap[VIRT_DRAM].base, NULL);
if (machine->kernel_filename) {
- uint64_t kernel_entry = riscv_load_kernel(machine->kernel_filename,
- NULL);
+ kernel_entry = riscv_load_kernel(machine->kernel_filename, NULL);
if (machine->initrd_filename) {
hwaddr start;
qemu_fdt_setprop_cell(s->fdt, "/chosen", "linux,initrd-end",
end);
}
+ } else {
+ /*
+ * If dynamic firmware is used, it doesn't know where is the next mode
+ * if kernel argument is not set.
+ */
+ kernel_entry = 0;
}
if (drive_get(IF_PFLASH, 0, 0)) {
start_addr = virt_memmap[VIRT_FLASH].base;
}
- /* reset vector */
- uint32_t reset_vec[8] = {
- 0x00000297, /* 1: auipc t0, %pcrel_hi(dtb) */
- 0x02028593, /* addi a1, t0, %pcrel_lo(1b) */
- 0xf1402573, /* csrr a0, mhartid */
-#if defined(TARGET_RISCV32)
- 0x0182a283, /* lw t0, 24(t0) */
-#elif defined(TARGET_RISCV64)
- 0x0182b283, /* ld t0, 24(t0) */
-#endif
- 0x00028067, /* jr t0 */
- 0x00000000,
- start_addr, /* start: .dword */
- 0x00000000,
- /* dtb: */
- };
-
- /* copy in the reset vector in little_endian byte order */
- for (i = 0; i < sizeof(reset_vec) >> 2; i++) {
- reset_vec[i] = cpu_to_le32(reset_vec[i]);
- }
- rom_add_blob_fixed_as("mrom.reset", reset_vec, sizeof(reset_vec),
- memmap[VIRT_MROM].base, &address_space_memory);
-
- /* copy in the device tree */
- if (fdt_pack(s->fdt) || fdt_totalsize(s->fdt) >
- memmap[VIRT_MROM].size - sizeof(reset_vec)) {
- error_report("not enough space to store device-tree");
- exit(1);
- }
- qemu_fdt_dumpdtb(s->fdt, fdt_totalsize(s->fdt));
- rom_add_blob_fixed_as("mrom.fdt", s->fdt, fdt_totalsize(s->fdt),
- memmap[VIRT_MROM].base + sizeof(reset_vec),
- &address_space_memory);
+ /* Compute the fdt load address in dram */
+ fdt_load_addr = riscv_load_fdt(memmap[VIRT_DRAM].base,
+ machine->ram_size, s->fdt);
+ /* load the reset vector */
+ riscv_setup_rom_reset_vec(start_addr, virt_memmap[VIRT_MROM].base,
+ virt_memmap[VIRT_MROM].size, kernel_entry,
+ fdt_load_addr, s->fdt);
/* create PLIC hart topology configuration string */
plic_hart_config_len = (strlen(VIRT_PLIC_HART_CONFIG) + 1) * smp_cpus;
memmap[VIRT_PLIC].size);
sifive_clint_create(memmap[VIRT_CLINT].base,
memmap[VIRT_CLINT].size, smp_cpus,
- SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE);
+ SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, true);
sifive_test_create(memmap[VIRT_TEST].base);
for (i = 0; i < VIRTIO_COUNT; i++) {
g_free(plic_hart_config);
}
-static void riscv_virt_machine_instance_init(Object *obj)
+static void virt_machine_instance_init(Object *obj)
{
}
-static void riscv_virt_machine_class_init(ObjectClass *oc, void *data)
+static void virt_machine_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
mc->desc = "RISC-V VirtIO board";
- mc->init = riscv_virt_board_init;
+ mc->init = virt_machine_init;
mc->max_cpus = 8;
mc->default_cpu_type = VIRT_CPU;
mc->pci_allow_0_address = true;
}
-static const TypeInfo riscv_virt_machine_typeinfo = {
+static const TypeInfo virt_machine_typeinfo = {
.name = MACHINE_TYPE_NAME("virt"),
.parent = TYPE_MACHINE,
- .class_init = riscv_virt_machine_class_init,
- .instance_init = riscv_virt_machine_instance_init,
+ .class_init = virt_machine_class_init,
+ .instance_init = virt_machine_instance_init,
.instance_size = sizeof(RISCVVirtState),
};
-static void riscv_virt_machine_init_register_types(void)
+static void virt_machine_init_register_types(void)
{
- type_register_static(&riscv_virt_machine_typeinfo);
+ type_register_static(&virt_machine_typeinfo);
}
-type_init(riscv_virt_machine_init_register_types)
+type_init(virt_machine_init_register_types)
projects / mirror_qemu.git / blobdiff