km_intf_pkg

km_addr_t

32-bit AXI data type for the Key Manager subsystem.

Alias for logic [KmAxiAddrWidth-1:0]

km_data_t

4-bit AXI write-strobe type (one bit per data byte).

Alias for logic [KmAxiDataWidth-1:0]

km_strb_t

4-bit AXI write-strobe type (one bit per data byte).

Alias for logic [KmAxiStrbWidth-1:0]

km_axil_aw_chan_t

Packed struct

Table 1. km_axil_aw_chan_t

Field	Type	Description
addr	km_addr_t
prot	axi_pkg::prot_t

km_axil_w_chan_t

Packed struct

Table 2. km_axil_w_chan_t

Field	Type	Description
data	km_data_t
strb	km_strb_t

km_axil_b_chan_t

Packed struct

Table 3. km_axil_b_chan_t

Field	Type	Description
resp	axi_pkg::resp_t

km_axil_ar_chan_t

Packed struct

Table 4. km_axil_ar_chan_t

Field	Type	Description
addr	km_addr_t
prot	axi_pkg::prot_t

km_axil_r_chan_t

Packed struct

Table 5. km_axil_r_chan_t

Field	Type	Description
data	km_data_t
resp	axi_pkg::resp_t

km_axil_req_t

Packed struct

Table 6. km_axil_req_t

Field	Type	Description
aw	km_axil_aw_chan_t
aw_valid	logic
w	km_axil_w_chan_t
w_valid	logic
b_ready	logic
ar	km_axil_ar_chan_t
ar_valid	logic
r_ready	logic

km_axil_resp_t

Packed struct

Table 7. km_axil_resp_t

Field	Type	Description
aw_ready	logic
w_ready	logic
b	km_axil_b_chan_t
b_valid	logic
ar_ready	logic
r	km_axil_r_chan_t
r_valid	logic

km_rom_mem_req_t

ROM memory request (CPU -> ROM hard macro).

Packed struct

Table 8. km_rom_mem_req_t

Field	Type	Description
req	logic	Request valid.
addr	logic [KM_ROM_MEM_ADDR_WIDTH-1:0]	Word address.

km_rom_mem_rsp_t

ROM memory response (ROM hard macro -> CPU).

Packed struct

Table 9. km_rom_mem_rsp_t

Field	Type	Description
gnt	logic	Grant/ready.
rvalid	logic	Read data valid.
rdata	logic [KM_MEM_DATA_WIDTH-1:0]	Read data.
parity	logic [KM_MEM_STRB_WIDTH-1:0]	Byte parity bits.

km_sram_mem_req_t

SRAM memory request (CPU -> SRAM hard macro).

Packed struct

Table 10. km_sram_mem_req_t

Field	Type	Description
req	logic	Request valid.
we	logic	Write enable.
be	logic [KM_MEM_STRB_WIDTH-1:0]	Byte enables.
addr	logic [KM_SRAM_MEM_ADDR_WIDTH-1:0]	Word address.
wdata	logic [KM_MEM_DATA_WIDTH-1:0]	Write data.
wparity	logic [KM_MEM_STRB_WIDTH-1:0]	Write parity bits.

km_sram_mem_rsp_t

SRAM memory response (SRAM hard macro -> CPU).

Packed struct

Table 11. km_sram_mem_rsp_t

Field	Type	Description
gnt	logic	Grant/ready.
rvalid	logic	Read data valid.
rdata	logic [KM_MEM_DATA_WIDTH-1:0]	Read data.
rparity	logic [KM_MEM_STRB_WIDTH-1:0]	Read parity bits.

km_irq_events_t

Packed IRQ event flags for the Key Manager subsystem.

Packed struct

Table 12. km_irq_events_t

Field	Type	Description
rom_parity_err	logic	ROM parity error event.
sram_parity_err	logic	SRAM parity error event.

km_drbg_axis_req_t

bit-shifted) bind.

Packed struct

Table 13. km_drbg_axis_req_t

Field	Type	Description
tvalid	logic
tdata	logic [KmDrbgAxisDataWidth-1:0]
tstrb	logic [KmDrbgAxisStrbWidth-1:0]
tuser	logic

km_drbg_axis_resp_t

DRBG AXI-Stream response (KM sampler slave -> DRBG master).

Packed struct

Table 14. km_drbg_axis_resp_t

Field	Type	Description
tready	logic

km_otp_data_t

the value.

Packed struct

Table 15. km_otp_data_t

Field	Type	Description
life_cycle	logic [7:0]	4-bit value differentially encoded into 8-bit
demotion_state_1	logic [1:0]	1-bit value differentially encoded into 2-bit
demotion_state_2	logic [1:0]	1-bit value differentially encoded into 2-bit
chiplet_uid	logic [511:0]	256-bit UID, dual-rail: {~uid, uid}
class_key	logic [511:0]	256-bit class key, dual-rail: {~key, key}
sip_uid	logic [511:0]	256-bit SIP UID, dual-rail: {~uid, uid}
sys_uid	logic [511:0]	256-bit system UID, dual-rail: {~uid, uid}
sep_chiplet_id	logic [511:0]	256-bit chiplet public ID, dual-rail: {~id, id}
sep_sip_id	logic [511:0]	256-bit SiP public ID, dual-rail: {~id, id}
sep_sys_id	logic [511:0]	256-bit system public ID, dual-rail: {~id, id}

km_window_end

block's registers repeat through the rest of the rule under a second set of addresses.

Function returning km_addr_t

Table 16. km_window_end

Name	Direction	Type	Description
base	input	km_addr_t
addr_width	input	int unsigned

otp_addr_decoded

True when addr falls in the MAP, CTRL or MMR register map of the OTP page.

Function returning logic

Table 17. otp_addr_decoded

Name	Direction	Type	Description
addr	input	km_addr_t