Joachim Strömbergson
66ebe5089a
Add fw_ram as always active exe monitor area
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 15:41:55 +01:00
Joachim Strömbergson
5c05ae657e
exe monitor can only be enabled, not disabled
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 15:41:55 +01:00
Joachim Strömbergson
7612d00ccf
Feed CPU illegal instruction to trigger trap
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 15:41:55 +01:00
Joachim Strömbergson
86ea45e10a
Add CPU execution monitor
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 15:41:53 +01:00
Joachim Strömbergson
e514f778b2
Remove stray variable for blake2s address update
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 11:32:38 +01:00
Joachim Strömbergson
adcccc44de
Change reset value for the trap led to black
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 11:32:38 +01:00
Joachim Strömbergson
d335dd708a
Add HW to detect trap in cpu and signal using the LEDs
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-03-06 11:32:38 +01:00
Joachim Strömbergson
caeee54e19
Change LED reset value to black
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-02-27 13:21:51 +01:00
Joachim Strömbergson
6137b88fe0
Add separate start, stop bits and running status bit in API
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-01-30 15:48:57 +01:00
Joachim Strömbergson
f020495695
Cleanup of tb for timer core
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-01-20 10:14:44 +01:00
Joachim Strömbergson
9ce2b8a84a
Only accept tx data when the core is ready
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2023-01-02 13:10:40 +01:00
Joachim Strömbergson
5c74a0727c
Lock down access to UDI in app mode
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2022-12-20 12:05:56 +01:00
Joachim Strömbergson
a48dc7cbbb
Add reg writable from FW, readable from app for blake2s entry
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Signed-off-by: Joachim Strömbergson <joachim@assured.se>
2022-12-08 16:16:15 +01:00
Daniel Lublin
49d4735f17
Use TKey name
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Signed-off-by: Daniel Lublin <daniel@lublin.se>
2022-12-02 08:03:06 +01:00
Joachim Strömbergson
8061491f6e
Cleanup, and use fifo_empty to indicate data available
2022-10-28 13:12:47 +02:00
Joachim Strömbergson
24d8680772
Improve detection of empty and full FIFO
2022-10-28 13:09:21 +02:00
Joachim Strömbergson
0eacbca2f9
Increase size of RX-FIFO to 512 bytes
2022-10-28 12:48:13 +02:00
Daniel Lublin
4b4f014d38
Rename to TK1
2022-10-26 09:20:02 +02:00
Daniel Lublin
675fa1087f
Raise bps to 62500
2022-10-21 14:10:41 +02:00
Joachim Strömbergson
19b75e71fe
Fix bit counter and simplify emtropy extraction
2022-10-19 13:10:26 +02:00
Joachim Strömbergson
c07c15a8b8
Update README to describe the new ROSC based TRNG
2022-10-19 09:37:58 +02:00
Joachim Strömbergson
ddd969870e
Count from init values to one, not zero
2022-10-18 11:06:40 +02:00
Joachim Strömbergson
f6046d55a9
Change ADDR_CTRL to be a pulsed start_stop signal
2022-10-14 08:50:30 +02:00
Joachim Strömbergson
c3f7c5fb06
Ignore the prescaler if prescaler init value is zero
2022-10-13 16:24:03 +02:00
Joachim Strömbergson
2be934ee22
Restore start and stop bits, but clarify in documenation
2022-10-13 16:10:08 +02:00
Joachim Strömbergson
00d180d34e
Change to a single run bit and update access control
2022-10-13 14:58:39 +02:00
Joachim Strömbergson
1b03459ab3
Remove app-accessible debug register from mta1 core
2022-10-13 13:51:19 +02:00
Joachim Strömbergson
5013338e50
Change to a more descriptive name
2022-10-12 11:14:46 +02:00
Joachim Strömbergson
a9fd26da3b
Fix bit bit width mismatches
2022-10-12 10:21:50 +02:00
Joachim Strömbergson
82a64f2b2c
Remove DONE state that added one extra final cycle
2022-10-12 10:06:41 +02:00
Joachim Strömbergson
7e0692b150
Replace FiGaRO based TRNG with new ROSC based TRNG
2022-10-11 13:17:04 +02:00
Joachim Strömbergson
af36a40f3e
Merge branch 'new_trng'
2022-10-11 13:00:13 +02:00
Joachim Strömbergson
3f44b999ac
Remove name, version from several cores
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timer
touch_sense
figaro
uart
uds
2022-10-11 09:50:45 +02:00
Joachim Strömbergson
cdbe71d40d
Add new ROSC based TRNG with VN decorrelation
2022-10-11 08:45:06 +02:00
Joachim Strömbergson
4ed27b4460
Add new rosc based entropy source
2022-10-08 18:37:48 +02:00
Joachim Strömbergson
c90771fe19
Remove API access to current prescaler value
2022-10-06 15:56:13 +02:00
Joachim Strömbergson
c35e7680ea
Squashed commit of the following:
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Silence lint on intentional combinatinal loops
Use better instance names, and a single lint pragma for all macros
Remove unused pointer update signals
Silence lint on wires where not all bits are used
Change fw_app_mode to be an input port to allow access control
Remove redundant, unused wire mem_busy
Add lint pragma to ignore debug register only enabled by a define
Remove clk and reset_n ports from the ROM
Adding note and lint pragma for rom address width
Fix incorrect register widths in uart_core
Assign all 16 bits in LUT config
Silence lint warnings on macro instances
Correct bit extraction for core addresses to be eight bits wide
Correct the bit width of cdi_mem_we wire
Add specific output file for logging lint issues
Correct bit width of tmp_ready to match one bit ready port
2022-10-06 13:23:30 +02:00
Joachim Strömbergson
f41573cc60
Update bit counter to match 18 MHz clock frequency
2022-09-30 10:04:37 +02:00
Joachim Strömbergson
610522201b
Remove AXI and WB interface modules
2022-09-27 09:48:54 +02:00
Joachim Strömbergson
3110d1218d
Silence lint re missing pins on cell instances
2022-09-19 10:35:49 +02:00
Joachim Strömbergson
715de60f4a
Make initial public release
2022-09-19 08:51:11 +02:00
