MIPS virt board is design to utilize existing VirtIO infrastures
but also comptitable with MIPS's existing internal simulation tools.
It includes virtio-pci, virtio-mmio, pcie gpex, flash rom, fw_cfg,
goldfish-rtc and MIPS CPS system.
It should be able to cooperate with any MIPS CPU cores.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
v1:
- Rename to virt board
- Convert BIOS flash to ROM
- Cleanups
v2:
- Fix fdt flash
- Remove UP variant
---
MAINTAINERS | 7 +
configs/devices/mips-softmmu/common.mak | 1 +
docs/system/target-mips.rst | 22 +
hw/mips/Kconfig | 17 +
hw/mips/meson.build | 1 +
hw/mips/virt.c | 916 ++++++++++++++++++++++++
6 files changed, 964 insertions(+)
create mode 100644 hw/mips/virt.c
+static void virt_machine_init(MachineState *machine)
+{
+ MIPSVirtState *s = MIPS_VIRT_MACHINE(machine);
+ MemoryRegion *system_memory = get_system_memory();
+ const MemMapEntry *memmap = virt_memmap;
+ int i;
+
+ s->cpuclk = clock_new(OBJECT(machine), "cpu-refclk");
+ clock_set_hz(s->cpuclk, VIRT_CPU_REF_CLK_FREQ);
+
+ s->cps = MIPS_CPS(qdev_new(TYPE_MIPS_CPS));
+ object_property_set_str(OBJECT(s->cps), "cpu-type", machine->cpu_type,
+ &error_fatal);
+ object_property_set_int(OBJECT(s->cps), "num-core", machine->smp.cpus,
+ &error_fatal);
+ qdev_connect_clock_in(DEVICE(s->cps), "clk-in", s->cpuclk);
+ sysbus_realize(SYS_BUS_DEVICE(s->cps), &error_fatal);