rtl: refactor filenames and directory hierarchy

1 files changed, 127 insertions, 0 deletions

diff --git a/rtl/core/cp15_map.sv b/rtl/core/cp15_map.sv
new file mode 100644
index 0000000..438a5bf
--- /dev/null
+++ b/rtl/core/cp15_map.sv
@@ -0,0 +1,127 @@
+`ifndef CORE_CP15_MAP_SV
+`define CORE_CP15_MAP_SV
+
+`define CP15_CRN_CPUID     4'd0
+`define CP15_CRN_SYSCFG    4'd1
+`define CP15_CRN_TTBR      4'd2
+`define CP15_CRN_DOMAIN    4'd3
+`define CP15_CRN_FSR       4'd5
+`define CP15_CRN_FAR       4'd6
+`define CP15_CRN_CACHE     4'd7
+`define CP15_CRN_TLB       4'd8
+`define CP15_CRN_CACHE_LCK 4'd9
+`define CP15_CRN_TLB_LCK   4'd10
+`define CP15_CRN_DMA       4'd11
+`define CP15_CRN_PID       4'd13
+`define CP15_CRN_CYCLECNT  4'd15
+
+typedef struct packed
+{
+	logic[31:24] implementor;
+	logic[23:20] variant;
+	logic[19:16] architecture;
+	logic[15:4]  part_number;
+	logic[3:0]   revision;
+} cp15_cpuid_main;
+
+`define CP15_CPUID_CACHE 3'b001
+
+typedef struct packed
+{
+	logic[11:11] p;
+	logic[10:10] mbz;
+	logic[9:6]   size;
+	logic[5:3]   assoc;
+	logic[2:2]   m;
+	logic[1:0]   len;
+} cp15_cpuid_cache_size;
+
+typedef struct packed
+{
+	logic[31:29]          mbz;
+	logic[28:25]          ctype;
+	logic[24:24]          s;
+	cp15_cpuid_cache_size dsize,
+	                      isize;
+} cp15_cpuid_cache;
+
+`define CP15_CPUID_TCM 3'b010
+
+typedef struct packed
+{
+	logic[31:29] mbz;
+	logic[28:19] sbz0;
+	logic[18:16] dtcm;
+	logic[15:3]  sbz1;
+	logic[2:0]   itcm;
+} cp15_cpuid_tcm;
+
+`define CP15_CPUID_TLB 3'b011
+
+typedef struct packed
+{
+	logic[31:24] sbz0;
+	logic[23:16] ilsize;
+	logic[15:8]  dlsize;
+	logic[7:1]   sbz1;
+	logic[0:0]   s;
+} cp15_cpuid_tlb;
+
+`define CP15_CPUID_MPU 3'b100
+
+typedef struct packed
+{
+	logic[31:24] sbz0;
+	logic[23:16] iregion;
+	logic[15:8]  dregion;
+	logic[7:1]   sbz1;
+	logic[0:0]   s;
+} cp15_cpuid_mpu;
+
+`define CP15_SYSCFG_CTRL 3'b000
+
+typedef struct packed
+{
+	logic[31:27] reserved;
+	logic[26:26] l2;
+	logic[25:25] ee;
+	logic[24:24] ve;
+	logic[23:23] xp;
+	logic[22:22] u;
+	logic[21:21] fi;
+	logic[20:20] st;
+	logic[19:19] sbz0;
+	logic[18:18] it;
+	logic[17:17] sbz1;
+	logic[16:16] dt;
+	logic[15:15] l4;
+	logic[14:14] rr;
+	logic[13:13] v;
+	logic[12:12] i;
+	logic[11:11] z;
+	logic[10:10] f;
+	logic[9:9]   r;
+	logic[8:8]   s;
+	logic[7:7]   b;
+	logic[6:6]   l;
+	logic[5:5]   d;
+	logic[4:4]   p;
+	logic[3:3]   w;
+	logic[2:2]   c;
+	logic[1:1]   a;
+	logic[0:0]   m;
+} cp15_syscfg_ctrl;
+
+`define CP15_SYSCFG_ACCESS 3'b010
+
+typedef struct packed
+{
+	logic[31:14] base;
+	logic[13:5]  sbz;
+	logic[4:3]   rgn;
+	logic[2:2]   imp;
+	logic[1:1]   s;
+	logic[0:0]   c;
+} cp15_ttbr;
+
+`endif