IDS_PER_RISC_SEC_PRIV_REGS
u8 reg_id = i / IDS_PER_RISC_SEC_PRIV_REGS;
u8 reg_offset = i % IDS_PER_RISC_SEC_PRIV_REGS;
reg_id = firewall_id / IDS_PER_RISC_SEC_PRIV_REGS;
reg_offset = firewall_id % IDS_PER_RISC_SEC_PRIV_REGS;