nouveau/mme: Add basic structures for the Turing+ MME

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24326>
2023-01-30 20:11:57 -06:00
parent a6c62732da
commit af961f9aec
1 changed files with 168 additions and 0 deletions
@@ -0,0 +1,168 @@
+#ifndef MME_TU104_H
+#define MME_TU104_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "util/macros.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define MME_TU104_DRAM_COUNT 0xc00
+#define MME_TU104_SCRATCH_COUNT 256
+
+enum PACKED mme_tu104_pred {
+   MME_TU104_PRED_UUUU,
+   MME_TU104_PRED_TTTT,
+   MME_TU104_PRED_FFFF,
+   MME_TU104_PRED_TTUU,
+   MME_TU104_PRED_FFUU,
+   MME_TU104_PRED_TFUU,
+   MME_TU104_PRED_TUUU,
+   MME_TU104_PRED_FUUU,
+   MME_TU104_PRED_UUTT,
+   MME_TU104_PRED_UUTF,
+   MME_TU104_PRED_UUTU,
+   MME_TU104_PRED_UUFT,
+   MME_TU104_PRED_UUFF,
+   MME_TU104_PRED_UUFU,
+   MME_TU104_PRED_UUUT,
+   MME_TU104_PRED_UUUF,
+};
+
+enum PACKED mme_tu104_reg {
+   MME_TU104_REG_R0,
+   MME_TU104_REG_R1,
+   MME_TU104_REG_R2,
+   MME_TU104_REG_R3,
+   MME_TU104_REG_R4,
+   MME_TU104_REG_R5,
+   MME_TU104_REG_R6,
+   MME_TU104_REG_R7,
+   MME_TU104_REG_R8,
+   MME_TU104_REG_R9,
+   MME_TU104_REG_R10,
+   MME_TU104_REG_R11,
+   MME_TU104_REG_R12,
+   MME_TU104_REG_R13,
+   MME_TU104_REG_R14,
+   MME_TU104_REG_R15,
+   MME_TU104_REG_R16,
+   MME_TU104_REG_R17,
+   MME_TU104_REG_R18,
+   MME_TU104_REG_R19,
+   MME_TU104_REG_R20,
+   MME_TU104_REG_R21,
+   MME_TU104_REG_R22,
+   MME_TU104_REG_R23,
+   MME_TU104_REG_ZERO,
+   MME_TU104_REG_IMM,
+   MME_TU104_REG_IMMPAIR,
+   MME_TU104_REG_IMM32,
+   MME_TU104_REG_LOAD0,
+   MME_TU104_REG_LOAD1,
+   MME_TU104_REG_VIRTUAL0 = 32,
+};
+
+enum PACKED mme_tu104_alu_op {
+   MME_TU104_ALU_OP_ADD,
+   MME_TU104_ALU_OP_ADDC,
+   MME_TU104_ALU_OP_SUB,
+   MME_TU104_ALU_OP_SUBB,
+   MME_TU104_ALU_OP_MUL,
+   MME_TU104_ALU_OP_MULH,
+   MME_TU104_ALU_OP_MULU,
+   MME_TU104_ALU_OP_EXTENDED,
+   MME_TU104_ALU_OP_CLZ,
+   MME_TU104_ALU_OP_SLL,
+   MME_TU104_ALU_OP_SRL,
+   MME_TU104_ALU_OP_SRA,
+   MME_TU104_ALU_OP_AND,
+   MME_TU104_ALU_OP_NAND,
+   MME_TU104_ALU_OP_OR,
+   MME_TU104_ALU_OP_XOR,
+   MME_TU104_ALU_OP_MERGE,
+   MME_TU104_ALU_OP_SLT,
+   MME_TU104_ALU_OP_SLTU,
+   MME_TU104_ALU_OP_SLE,
+   MME_TU104_ALU_OP_SLEU,
+   MME_TU104_ALU_OP_SEQ,
+   MME_TU104_ALU_OP_STATE,
+   MME_TU104_ALU_OP_LOOP,
+   MME_TU104_ALU_OP_JAL,
+   MME_TU104_ALU_OP_BLT,
+   MME_TU104_ALU_OP_BLTU,
+   MME_TU104_ALU_OP_BLE,
+   MME_TU104_ALU_OP_BLEU,
+   MME_TU104_ALU_OP_BEQ,
+   MME_TU104_ALU_OP_DREAD,
+   MME_TU104_ALU_OP_DWRITE,
+};
+
+enum PACKED mme_tu104_out_op {
+   MME_TU104_OUT_OP_NONE,
+   MME_TU104_OUT_OP_ALU0,
+   MME_TU104_OUT_OP_ALU1,
+   MME_TU104_OUT_OP_LOAD0,
+   MME_TU104_OUT_OP_LOAD1,
+   MME_TU104_OUT_OP_IMM0,
+   MME_TU104_OUT_OP_IMM1,
+   MME_TU104_OUT_OP_RESERVED,
+   MME_TU104_OUT_OP_IMMHIGH0,
+   MME_TU104_OUT_OP_IMMHIGH1,
+   MME_TU104_OUT_OP_IMM32,
+};
+
+struct mme_tu104_alu {
+   enum mme_tu104_reg dst;
+   enum mme_tu104_alu_op op;
+   enum mme_tu104_reg src[2];
+};
+
+#define MME_TU104_ALU_DEFAULTS      \
+   .dst = MME_TU104_REG_ZERO,       \
+   .op = MME_TU104_ALU_OP_ADD,      \
+   .src = {                         \
+      MME_TU104_REG_ZERO,           \
+      MME_TU104_REG_ZERO,           \
+   },
+
+struct mme_tu104_out {
+   enum mme_tu104_out_op mthd;
+   enum mme_tu104_out_op emit;
+};
+
+#define MME_TU104_OUT_DEFAULTS      \
+   .mthd = MME_TU104_OUT_OP_NONE,   \
+   .emit = MME_TU104_OUT_OP_NONE,
+
+struct mme_tu104_inst {
+   bool end_next;
+   enum mme_tu104_pred pred_mode;
+   enum mme_tu104_reg pred;
+   uint16_t imm[2];
+   struct mme_tu104_alu alu[2];
+   struct mme_tu104_out out[2];
+};
+
+#define MME_TU104_INST_DEFAULTS        \
+   .end_next = false,                  \
+   .pred_mode = MME_TU104_PRED_UUUU,   \
+   .pred = MME_TU104_REG_ZERO,         \
+   .imm = { 0, 0 },                    \
+   .alu = {                            \
+      { MME_TU104_ALU_DEFAULTS },      \
+      { MME_TU104_ALU_DEFAULTS }       \
+   },                                  \
+   .out = {                            \
+      { MME_TU104_OUT_DEFAULTS },      \
+      { MME_TU104_OUT_DEFAULTS }       \
+   },
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* MME_TU104_H */