136 Commits

Author	SHA1	Message	Date
Daniel Lublin	5f4f5c6584	Correct for new fw-ram size ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2023-03-08 12:34:34 +01:00
Daniel Lublin	ebe59647bb	Adjust header file to new fw_ram size ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2023-03-08 11:26:25 +01:00
Joachim Strömbergson	a63ba8eb13	Double the size of the fw_ram to 2 kByte ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-08 11:20:38 +01:00
Daniel Lublin	8fd0fca967	Grow largest frame length to 512 bytes	2023-03-07 13:52:02 +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	74fd7e3001	Fix spelling nits ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-07 08:16:42 +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
Michael Cardell Widerkrantz	0caf260553	Add CPU_MON offsets ... Introduces offsets for setting addresses to check for execution and offset for controlling the execution monitor. - TK1_MMIO_TK1_CPU_MON_CTRL - TK1_MMIO_TK1_CPU_MON_FIRST - TK1_MMIO_TK1_CPU_MON_LAST	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	8ba97e16f3	Move force_jump function to top level mem system ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-03-06 15:41:54 +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
Daniel Lublin	c9593f11c8	Config verilator lint to ignore known 3rd-party warnings; let warnings be fatal ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2023-03-01 13:37:31 +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	317561ad32	Remove options that are the same as the default values ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-02-27 10:22:04 +01:00
Daniel Lublin	9a6a790715	Add github action with basic CI that builds ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2023-02-03 14:28:56 +01:00
Daniel Lublin	eea8923170	Update fw & testfw to new api ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2023-01-30 15:48:57 +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	ab03ebd12c	Improve wording ans size info in header ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-01-30 13:19:01 +01:00
Joachim Strömbergson	cc464e5be2	The memory is 256 x 32 bits, not 512 x 32 bits ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2023-01-30 13:00:43 +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
Daniel Lublin	60efb3c25e	Correct to new path	2023-01-13 15:42:46 +01:00
Daniel Lublin	f3c4e6c818	Revise UDI ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2023-01-05 14:34:32 +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
Daniel Lublin	c1b71b7ba6	testfw: test that UDI can't be read app-mode	2022-12-20 12:06:07 +01:00
Daniel Lublin	11c8eec7b8	testfw: use define and simplify	2022-12-20 12:06:07 +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
Daniel Lublin	c573155ba1	Sleep for a random number of cycles before reading out UDS to FW RAM ... To protect against warm boot attacks. Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-12-19 15:25:29 +01:00
Daniel Lublin	9b9a125c66	Purge UDA; never implemented, now deprecated ... Fixes #58 Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-12-19 14:32:01 +01:00
Michael Cardell Widerkrantz	08e1438d1e	fw: Add support for blake2s MMIO ... In firmware we store the address to firmware blake2s() function at TK1_MMIO_TK1_BLAKE2S so app can use this firmware function sort of like a system call but without context switch.	2022-12-15 12:59:52 +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
Michael Cardell Widerkrantz	3220d1c119	testfw: Remove test_ prefix on UART functions	2022-12-02 16:12:25 +01:00
Michael Cardell Widerkrantz	65bc96a725	fw: Prefix all HTIF console I/O functions with htif_	2022-12-02 15:09:10 +01:00
Daniel Lublin	49d4735f17	Use TKey name ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-12-02 08:03:06 +01:00
Daniel Lublin	f87e12d1bb	Build with zmmul extension (require clang 15) ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-11-29 13:03:06 +01:00
Daniel Lublin	367fbec035	tpt: print whole output file paths when verbose ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-11-29 12:50:26 +01:00
Daniel Lublin	0541be76f3	tpt: make it really ask for items that are not passed in args ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-11-29 12:39:24 +01:00
Michael Cardell Widerkrantz	a0974a2c0b	fw: Make FW_CMD_NAME_VERSION return names as ASCII arrays ... Signed-off-by: Michael Cardell Widerkrantz <mc@tillitis.se>	2022-11-28 16:17:19 +01:00
Daniel Lublin	a2bc95f49a	Flash red when ending in unknown stat ... Signed-off-by: Daniel Lublin <daniel@lublin.se>	2022-11-28 16:17:19 +01:00
Daniel Lublin	687ee4f8b1	Let LED be steady white when loading app	2022-11-28 16:17:19 +01:00
Michael Cardell Widerkrantz	60b2dcfbb9	fw: Don't allow an app size of 0	2022-11-28 16:17:19 +01:00
Michael Cardell Widerkrantz	c80dc53027	fw: Introduce an explicit state machine - changes protocol! ... We introduce an explicit state machine (see README). With the new states we: - combine setting size and USS to a single command. - start the device app immediatiely when having receceived the last data chunk and returning the digest. - Loop forever and wait for the stick to be removed if we end up in unknown state. Signed-off-by: Michael Cardell Widerkrantz <mc@tillitis.se>	2022-11-28 16:17:19 +01:00
Joachim Strömbergson	2fa1ffb8e7	Disable HW support in CPU for DIV ... Signed-off-by: Joachim Strömbergson <joachim@assured.se>	2022-11-28 16:15:01 +01:00