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target/riscv: Support start kernel directly by KVM

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Get kernel and fdt start address in virt.c, and pass them to KVM
when cpu reset. Add kvm_riscv.h to place riscv specific interface.

In addition, PLIC is created without M-mode PLIC contexts when KVM
is enabled.

Signed-off-by: Yifei Jiang <jiangyifei@huawei.com>
Signed-off-by: Mingwang Li <limingwang@huawei.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Message-id: 20220112081329.1835-7-jiangyifei@huawei.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Yifei Jiang 2022-01-12 16:13:22 +08:00 • committed by Alistair Francis
parent 9997cc1e19
commit ad40be2708
10 changed files with 164 additions and 32 deletions
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1
include/hw/riscv/boot.h
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@ -58,5 +58,6 @@ void riscv_rom_copy_firmware_info(MachineState *machine, hwaddr rom_base,
hwaddr rom_size,
uint32_t reset_vec_size,
uint64_t kernel_entry);
void riscv_setup_direct_kernel(hwaddr kernel_addr, hwaddr fdt_addr);
#endif /* RISCV_BOOT_H */