WARL resolution functions #732
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- mstatus.mprv - mtvec.mode (CLIC mode) - mtvec.mode (CLINT mode) - mcontrol6.u - etrigger.u - dcsr.ebreaku SEC clean when SMCLIC=1 NOT SEC clean when SMCLIC=0 due due to a known bug in mtvec.mode WARL handling. Signed-off-by: Oystein Knauserud <[email protected]>
silabs-oysteink
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Component:RTL
Silabs-ArjanB
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Dec 14, 2022
rtl/cv32e40x_cs_registers.sv
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| @@ -730,7 +731,7 @@ module cv32e40x_cs_registers import cv32e40x_pkg::*; | |||
| }; | |||
| mcause_we = 1'b0; | |||
| end else begin // !SMCLIC | |||
| mtvec_n.mode = csr_mtvec_init_i ? mtvec_rdata.mode : {1'b0, csr_wdata_int[0]}; | |||
| mtvec_n.mode = csr_mtvec_init_i ? mtvec_rdata.mode : mtvec_mode_clint_resolve(mtvec_rdata.mode, csr_wdata_int[MTVEC_MODE_BIT_HIGH:MTVEC_MODE_BIT_LOW]);; | |||
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Added WARL resolution functions for the following CSR fields:
SEC clean when SMCLIC=1
NOT SEC clean when SMCLIC=0 due due to a known bug in mtvec.mode WARL handling.
Signed-off-by: Oystein Knauserud [email protected]