61 Commits

Author	SHA1	Message	Date
Joachim Strömbergson	cb2fd573b3	Add dummy LED macro driver module needed for simulation ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:26 +02:00
Joachim Strömbergson	61598f57e5	Add initial version of testbench annd Makfile for building sim target ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:26 +02:00
Joachim Strömbergson	97e3e25d98	Update the UART README with info about the core and its API ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	704d67c8ab	Add Makefile to build sim. Debug sim build ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	819b93deff	Complete testbench and update README with API info ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	bbff7576df	Fix markdown syntax for API listing ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	e6eaad87dc	Update README with info about the timer API ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	4c54b4b60b	Add info about the API in the README ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	18bb9b8599	Making the testbench self checking ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:25 +02:00
Joachim Strömbergson	1d2a71ec0c	Change file extension to markdown ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:24 +02:00
Joachim Strömbergson	1e97e27e66	Updated README, completed testcase and cleaned up the testbench ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:24 +02:00
Joachim Strömbergson	9d188a2f7f	Add more info about how the timer works ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:24 +02:00
Joachim Strömbergson	7c9dfaf45a	Add testcase for the timer top level wrapper and clean up the tb ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:24 +02:00
Joachim Strömbergson	c185849ae4	Minor cleanup of README, testbench and Makefile ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-07-04 09:04:24 +02:00
Joachim Strömbergson	000b7644b5	Update fw ram last address to match new mem size ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-08 13:31:45 +01:00
Joachim Strömbergson	2e2ca04ab7	Bump FPGA design version to 5 ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-07 12:30:10 +01:00
Joachim Strömbergson	d075cc72c3	Manually merged changes for scrambling ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-07 10:42:59 +01:00
Joachim Strömbergson	3eb5b7879c	Add API address to read out number of bytes in Rx FIFO ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-07 08:22:27 +01:00
Joachim Strömbergson	4db4e39205	Clarify the purpose and functionality of the tk1 core ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-07 08:20:18 +01:00
Joachim Strömbergson	6f327d2ff9	Block changing of monitor addresses when enabled ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-06 15:41:55 +01:00
Joachim Strömbergson	66ebe5089a	Add fw_ram as always active exe monitor area ... 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 ... 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 ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-06 15:41:55 +01:00
Joachim Strömbergson	86ea45e10a	Add CPU execution monitor ... 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 ... 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 ... 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 ... 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 ... 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 ... 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 ... 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 ... 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 ... 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 ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2022-12-08 16:16:15 +01:00
Daniel Lublin	49d4735f17	Use TKey name ... 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