On Sun, Aug 11, 2019 at 1:17 AM Bin Meng <bmeng...@gmail.com> wrote:
>
> The loading of initramfs is currently not supported on 'sifive_u'.
> Add the support to make '-initrd' command line parameter useful.
>
> Signed-off-by: Bin Meng <bmeng...@gmail.com>
> Reviewed-by: Chih-Min Chao <chihmin.c...@sifive.com>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com>
Alistair
> ---
>
> Changes in v3: None
> Changes in v2: None
>
> hw/riscv/sifive_u.c | 13 ++++++++++++-
> 1 file changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
> index e8bef44..b0026aa 100644
> --- a/hw/riscv/sifive_u.c
> +++ b/hw/riscv/sifive_u.c
> @@ -328,7 +328,18 @@ static void riscv_sifive_u_init(MachineState *machine)
> memmap[SIFIVE_U_DRAM].base);
>
> if (machine->kernel_filename) {
> - riscv_load_kernel(machine->kernel_filename);
> + uint64_t kernel_entry = riscv_load_kernel(machine->kernel_filename);
> +
> + if (machine->initrd_filename) {
> + hwaddr start;
> + hwaddr end = riscv_load_initrd(machine->initrd_filename,
> + machine->ram_size, kernel_entry,
> + &start);
> + qemu_fdt_setprop_cell(s->fdt, "/chosen",
> + "linux,initrd-start", start);
> + qemu_fdt_setprop_cell(s->fdt, "/chosen", "linux,initrd-end",
> + end);
> + }
> }
>
> /* reset vector */
> --
> 2.7.4
>
>
