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OpenRAM
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418 Commits

Author SHA1 Message Date
Matt Guthaus e5618b88af Don't add sense amp to write only port. Fix write_and None define. 2019-08-11 08:46:36 -07:00
Matt Guthaus 6cf7366c56 Gate sen during first half period 2019-08-10 16:30:02 -07:00
Matt Guthaus 8d6a4c74e7 Merge branch 'dev' into control_fix 2019-08-10 13:07:30 -07:00
Matt Guthaus 34d28a19e6 Connect wl_en in all ports to bank. 2019-08-10 12:30:23 -07:00
Matt Guthaus bac684a82a Fix control logic routing. 2019-08-10 08:53:02 -07:00
Hunter Nichols 1d22d39667 Uncommented tests that use model delays. Fixed issue in sense amp cin. 2019-08-08 18:26:12 -07:00
Hunter Nichols d273c0eef5 Merge branch 'dev' into analytical_cleanup 2019-08-08 13:20:27 -07:00
Hunter Nichols 3c44ce2df6 Replaced analytical characterization with graph implementation. Removed most analytical delay functions used by old chacterizer. 2019-08-08 02:33:51 -07:00
Hunter Nichols fc1cba099c Made all cin function relate to farads and all input_load relate to relative units. 2019-08-08 01:57:04 -07:00
Matt Guthaus d36f14b408 New control logic, netlist only working 2019-08-07 17:14:33 -07:00
Hunter Nichols 6860d3258e Added graph functions to compute analytical delay based on graph path. 2019-08-07 01:50:48 -07:00
Matt Guthaus ae46a464b9 Undo delay changes. Fix bus order for DRC. 2019-08-06 17:17:59 -07:00
Hunter Nichols 2ce7323838 Removed all unused analytical delay functions. 2019-08-06 17:09:25 -07:00
Matt Guthaus a2f81aeae4 Combine rbl_wl and wl_en. Size p_en_bar slower than wl_en. 2019-08-06 16:29:07 -07:00
Hunter Nichols 2efc0a3983 Merge branch 'dev' into analytical_cleanup 2019-08-06 14:51:30 -07:00
Matt Guthaus ad35f8745e Add direction to pins of all modules 2019-08-06 14:14:09 -07:00
Matt Guthaus 4d11de64ac Additional debug. Smaller psram func tests. 2019-08-05 13:53:14 -07:00
Matt Guthaus 7ba97ee0ba Fix missing port in control logic 2019-08-01 12:42:51 -07:00
Matt Guthaus 8771ffbfed Fix bug to add all p_en_bar to banks 2019-08-01 12:28:21 -07:00
Matt Guthaus ff64e7663e Add p_en_bar to write ports as well 2019-08-01 12:21:43 -07:00
Hunter Nichols 24b1fa38a0 Added graph fixes to handmade multiport cells. 2019-07-30 20:31:32 -07:00
Matt Guthaus 98878a0a27 Conditionally path exclude 2019-07-27 12:14:00 -07:00
Matt Guthaus 5cb320a4ef Fix wrong pin error. 2019-07-27 11:44:35 -07:00
Matt Guthaus 468a759d1e Fixed control problems (probably) 
Extended functional tests for 15 cycles (slow, but more checking)
Fixed s_en to be gated AFTER the RBL.
 2019-07-27 11:09:08 -07:00
Matt Guthaus 52029d8e48 Fix incorrect port_data BL pin name. 2019-07-27 06:11:45 -07:00
Matt Guthaus 179efe4d04 Fix bitline names in merge error 2019-07-26 22:03:50 -07:00
Matt Guthaus e750ef22f5 Undo some control logic changes. 2019-07-26 21:41:27 -07:00
Matt Guthaus 0c5cd2ced9 Merge branch 'dev' into rbl_revamp 2019-07-26 18:01:43 -07:00
Matt Guthaus 7eea63116f Control logic LVS clean 2019-07-26 15:50:10 -07:00
Matt Guthaus dce852d945 Restructure control logic for improved drive and timing. 2019-07-26 14:54:55 -07:00
Hunter Nichols dc46d07ca3 Removed unused code for input loads 2019-07-26 14:20:47 -07:00
Matt Guthaus c8c4d05bba Fix some regression fails. 2019-07-25 14:18:08 -07:00
Matt Guthaus 0bb41b8a5d Fix duplicate paths for timing checks 2019-07-25 13:25:58 -07:00
jsowash 61ba23706c Removed comments for rw pen() and added a wmask func test. 2019-07-25 12:24:27 -07:00
Matt Guthaus 80df996720 Modify control logic for new RBL. 2019-07-25 11:19:16 -07:00
Matt Guthaus 5452ed69e7 Always have a precharge. 2019-07-25 10:31:39 -07:00
Matt Guthaus fb60b51c72 Add check bits. Clean up logic. Move read/write bit check to next cycle. 2019-07-24 16:57:04 -07:00
jsowash c8bbee884b Removed layout related rw port's special pen. 2019-07-24 16:01:12 -07:00
jsowash 3bcb79d9d5 Removed code for RW ports to not precharge on writes. Previously, the entire bitline was written where part was an old value and part was the wmask value. 2019-07-24 15:01:20 -07:00
Matt Guthaus 3df8abd38c Clean up. Split class into own file. 2019-07-24 08:15:10 -07:00
Matt Guthaus 07401fc6ea Make control bus routing offset consistent 2019-07-23 09:39:28 -07:00
jsowash 2b29e505e0 Reversed order of wmask bits in functional.py since python lists go left to right. Made # of en bits equal to num_masks. 2019-07-22 12:44:35 -07:00
jsowash 0a5461201a Change num_wmask to num_wmasks and write_size = None not word_size if wmask not used. 2019-07-19 14:58:37 -07:00
jsowash 45cb159d7f Connected wmask in the spice netlist. 2019-07-19 13:17:55 -07:00
jsowash 082decba18 Temporarily made the functional tests write/read only all 0's or 1's 2019-07-18 15:26:38 -07:00
jsowash 5f37067da7 Turned write_mask_array into write_mask_and_array with flip flops from sram_base 2019-07-18 15:24:41 -07:00
Matt Guthaus 864639d96e Remove old replica bitline. 2019-07-18 15:19:40 -07:00
jsowash 720739a192 Skipping test 22_sram_wmask_func_test and changed a typo of write_driver to write_mask 2019-07-17 11:04:17 -07:00
Hunter Nichols 9696401f34 Added graph exclusions to replica column to reduce s_en paths. 2019-07-16 23:47:34 -07:00
mrg 8ca656959b Change direction of RBL bitline pins 2019-07-16 15:09:46 -07:00