forked from Mirrors/opensbi

A warm reset using reset button may put icache and registers in non-coherent state. Flush the icache and reset all registers for every hart. Signed-off-by: Atish Patra <atish.patra@wdc.com>
A warm reset using reset button may put icache and registers in non-coherent state. Flush the icache and reset all registers for every hart. Signed-off-by: Atish Patra <atish.patra@wdc.com>