diff options
| author | Alejandro Soto <alejandro@34project.org> | 2023-09-25 19:12:49 -0600 |
|---|---|---|
| committer | Alejandro Soto <alejandro@34project.org> | 2023-09-25 21:33:49 -0600 |
| commit | ed0bd705f94f6aea568ec8405534984a37770f21 (patch) | |
| tree | af19fc67177962c14ce7ab88d75dcaa1b1e3aee3 /rtl/core/regs/map.sv | |
| parent | cd02f821525b8710dd37e2bc39a8a7dbc36ac4b0 (diff) | |
rtl/core, tb: replace bus_master with a new top-level module
Diffstat (limited to 'rtl/core/regs/map.sv')
| -rw-r--r-- | rtl/core/regs/map.sv | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/rtl/core/regs/map.sv b/rtl/core/regs/map.sv deleted file mode 100644 index 11085d4..0000000 --- a/rtl/core/regs/map.sv +++ /dev/null @@ -1,30 +0,0 @@ -`include "core/uarch.sv" - -module core_reg_map -( - input reg_num r, - input psr_mode mode, - output logic is_pc, - output reg_index index -); - - reg_index usr; - assign usr = {1'b0, r}; - - always_comb begin - index = 5'bxxxxx; - is_pc = r == `R15; - - if(~is_pc) - unique case(mode) - `MODE_USR, `MODE_SYS: index = usr; - `MODE_FIQ: index = r >= 8 ? usr + 7 : usr; - `MODE_IRQ: index = r >= 13 ? usr + 9 : usr; - `MODE_UND: index = r >= 13 ? usr + 11 : usr; - `MODE_ABT: index = r >= 13 ? usr + 13 : usr; - `MODE_SVC: index = r >= 13 ? usr + 15 : usr; - default: ; - endcase - end - -endmodule |