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Removed MTINST, which is not used in a system without a hypervisor

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David Harris 2023-07-06 12:40:53 -07:00
parent 269bb688ea
commit 869a7cb827
1 changed files with 0 additions and 2 deletions
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src/privileged/csrm.sv
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@ -82,7 +82,6 @@ module csrm import cvw::*; #(parameter cvw_t P) (
localparam MCAUSE = 12'h342; localparam MCAUSE = 12'h342;
localparam MTVAL = 12'h343; localparam MTVAL = 12'h343;
localparam MIP = 12'h344; localparam MIP = 12'h344;
localparam MTINST = 12'h34A;
localparam PMPCFG0 = 12'h3A0; localparam PMPCFG0 = 12'h3A0;
// .. up to 15 more at consecutive addresses // .. up to 15 more at consecutive addresses
localparam PMPADDR0 = 12'h3B0; localparam PMPADDR0 = 12'h3B0;
@ -229,7 +228,6 @@ module csrm import cvw::*; #(parameter cvw_t P) (
MEPC: CSRMReadValM = MEPC_REGW; MEPC: CSRMReadValM = MEPC_REGW;
MCAUSE: CSRMReadValM = MCAUSE_REGW; MCAUSE: CSRMReadValM = MCAUSE_REGW;
MTVAL: CSRMReadValM = MTVAL_REGW; MTVAL: CSRMReadValM = MTVAL_REGW;
MTINST: CSRMReadValM = 0; // implemented as trivial zero
MCOUNTEREN: CSRMReadValM = {{(P.XLEN-32){1'b0}}, MCOUNTEREN_REGW}; MCOUNTEREN: CSRMReadValM = {{(P.XLEN-32){1'b0}}, MCOUNTEREN_REGW};
MENVCFG: CSRMReadValM = MENVCFG_REGW[P.XLEN-1:0]; MENVCFG: CSRMReadValM = MENVCFG_REGW[P.XLEN-1:0];
MENVCFGH: CSRMReadValM = MENVCFGH_REGW; MENVCFGH: CSRMReadValM = MENVCFGH_REGW;