forked from Mirrors/opensbi

The "read a firmware counter" SBI call should only work for firmware counters so let us replace sbi_pmu_ctr_read() with sbi_pmu_ctr_fw_read() which works only on firmware counters. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Reviewed-by: Atish Patra <atishp@rivosinc.com>