/* * Copyright 2015 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. * * Authors: * Marek Olšák */ #include "ac_debug.h" #include "sid.h" #include "gfx9d.h" #include "sid_tables.h" #include "util/u_math.h" #include "util/u_memory.h" /* Parsed IBs are difficult to read without colors. Use "less -R file" to * read them, or use "aha -b -f file" to convert them to html. */ #define COLOR_RESET "\033[0m" #define COLOR_RED "\033[31m" #define COLOR_GREEN "\033[1;32m" #define COLOR_YELLOW "\033[1;33m" #define COLOR_CYAN "\033[1;36m" #define INDENT_PKT 8 static void print_spaces(FILE *f, unsigned num) { fprintf(f, "%*s", num, ""); } static void print_value(FILE *file, uint32_t value, int bits) { /* Guess if it's int or float */ if (value <= (1 << 15)) { if (value <= 9) fprintf(file, "%u\n", value); else fprintf(file, "%u (0x%0*x)\n", value, bits / 4, value); } else { float f = uif(value); if (fabs(f) < 100000 && f*10 == floor(f*10)) fprintf(file, "%.1ff (0x%0*x)\n", f, bits / 4, value); else /* Don't print more leading zeros than there are bits. */ fprintf(file, "0x%0*x\n", bits / 4, value); } } static void print_named_value(FILE *file, const char *name, uint32_t value, int bits) { print_spaces(file, INDENT_PKT); fprintf(file, COLOR_YELLOW "%s" COLOR_RESET " <- ", name); print_value(file, value, bits); } void ac_dump_reg(FILE *file, unsigned offset, uint32_t value, uint32_t field_mask) { int r, f; for (r = 0; r < ARRAY_SIZE(sid_reg_table); r++) { const struct si_reg *reg = &sid_reg_table[r]; const char *reg_name = sid_strings + reg->name_offset; if (reg->offset == offset) { bool first_field = true; print_spaces(file, INDENT_PKT); fprintf(file, COLOR_YELLOW "%s" COLOR_RESET " <- ", reg_name); if (!reg->num_fields) { print_value(file, value, 32); return; } for (f = 0; f < reg->num_fields; f++) { const struct si_field *field = sid_fields_table + reg->fields_offset + f; const int *values_offsets = sid_strings_offsets + field->values_offset; uint32_t val = (value & field->mask) >> (ffs(field->mask) - 1); if (!(field->mask & field_mask)) continue; /* Indent the field. */ if (!first_field) print_spaces(file, INDENT_PKT + strlen(reg_name) + 4); /* Print the field. */ fprintf(file, "%s = ", sid_strings + field->name_offset); if (val < field->num_values && values_offsets[val] >= 0) fprintf(file, "%s\n", sid_strings + values_offsets[val]); else print_value(file, val, util_bitcount(field->mask)); first_field = false; } return; } } print_spaces(file, INDENT_PKT); fprintf(file, COLOR_YELLOW "0x%05x" COLOR_RESET " <- 0x%08x\n", offset, value); } static void ac_parse_set_reg_packet(FILE *f, uint32_t *ib, unsigned count, unsigned reg_offset) { unsigned reg = ((ib[1] & 0xFFFF) << 2) + reg_offset; unsigned index = ib[1] >> 28; int i; if (index != 0) { print_spaces(f, INDENT_PKT); fprintf(f, "INDEX = %u\n", index); } for (i = 0; i < count; i++) ac_dump_reg(f, reg + i*4, ib[2+i], ~0); } static uint32_t *ac_parse_packet3(FILE *f, uint32_t *ib, int *num_dw, int trace_id, enum chip_class chip_class, ac_debug_addr_callback addr_callback, void *addr_callback_data) { unsigned count = PKT_COUNT_G(ib[0]); unsigned op = PKT3_IT_OPCODE_G(ib[0]); const char *predicate = PKT3_PREDICATE(ib[0]) ? "(predicate)" : ""; int i; /* Print the name first. */ for (i = 0; i < ARRAY_SIZE(packet3_table); i++) if (packet3_table[i].op == op) break; if (i < ARRAY_SIZE(packet3_table)) { const char *name = sid_strings + packet3_table[i].name_offset; if (op == PKT3_SET_CONTEXT_REG || op == PKT3_SET_CONFIG_REG || op == PKT3_SET_UCONFIG_REG || op == PKT3_SET_SH_REG) fprintf(f, COLOR_CYAN "%s%s" COLOR_CYAN ":\n", name, predicate); else fprintf(f, COLOR_GREEN "%s%s" COLOR_RESET ":\n", name, predicate); } else fprintf(f, COLOR_RED "PKT3_UNKNOWN 0x%x%s" COLOR_RESET ":\n", op, predicate); /* Print the contents. */ switch (op) { case PKT3_SET_CONTEXT_REG: ac_parse_set_reg_packet(f, ib, count, SI_CONTEXT_REG_OFFSET); break; case PKT3_SET_CONFIG_REG: ac_parse_set_reg_packet(f, ib, count, SI_CONFIG_REG_OFFSET); break; case PKT3_SET_UCONFIG_REG: ac_parse_set_reg_packet(f, ib, count, CIK_UCONFIG_REG_OFFSET); break; case PKT3_SET_SH_REG: ac_parse_set_reg_packet(f, ib, count, SI_SH_REG_OFFSET); break; case PKT3_ACQUIRE_MEM: ac_dump_reg(f, R_0301F0_CP_COHER_CNTL, ib[1], ~0); ac_dump_reg(f, R_0301F4_CP_COHER_SIZE, ib[2], ~0); ac_dump_reg(f, R_030230_CP_COHER_SIZE_HI, ib[3], ~0); ac_dump_reg(f, R_0301F8_CP_COHER_BASE, ib[4], ~0); ac_dump_reg(f, R_0301E4_CP_COHER_BASE_HI, ib[5], ~0); print_named_value(f, "POLL_INTERVAL", ib[6], 16); break; case PKT3_SURFACE_SYNC: if (chip_class >= CIK) { ac_dump_reg(f, R_0301F0_CP_COHER_CNTL, ib[1], ~0); ac_dump_reg(f, R_0301F4_CP_COHER_SIZE, ib[2], ~0); ac_dump_reg(f, R_0301F8_CP_COHER_BASE, ib[3], ~0); } else { ac_dump_reg(f, R_0085F0_CP_COHER_CNTL, ib[1], ~0); ac_dump_reg(f, R_0085F4_CP_COHER_SIZE, ib[2], ~0); ac_dump_reg(f, R_0085F8_CP_COHER_BASE, ib[3], ~0); } print_named_value(f, "POLL_INTERVAL", ib[4], 16); break; case PKT3_EVENT_WRITE: ac_dump_reg(f, R_028A90_VGT_EVENT_INITIATOR, ib[1], S_028A90_EVENT_TYPE(~0)); print_named_value(f, "EVENT_INDEX", (ib[1] >> 8) & 0xf, 4); print_named_value(f, "INV_L2", (ib[1] >> 20) & 0x1, 1); if (count > 0) { print_named_value(f, "ADDRESS_LO", ib[2], 32); print_named_value(f, "ADDRESS_HI", ib[3], 16); } break; case PKT3_DRAW_INDEX_AUTO: ac_dump_reg(f, R_030930_VGT_NUM_INDICES, ib[1], ~0); ac_dump_reg(f, R_0287F0_VGT_DRAW_INITIATOR, ib[2], ~0); break; case PKT3_DRAW_INDEX_2: ac_dump_reg(f, R_028A78_VGT_DMA_MAX_SIZE, ib[1], ~0); ac_dump_reg(f, R_0287E8_VGT_DMA_BASE, ib[2], ~0); ac_dump_reg(f, R_0287E4_VGT_DMA_BASE_HI, ib[3], ~0); ac_dump_reg(f, R_030930_VGT_NUM_INDICES, ib[4], ~0); ac_dump_reg(f, R_0287F0_VGT_DRAW_INITIATOR, ib[5], ~0); break; case PKT3_INDEX_TYPE: ac_dump_reg(f, R_028A7C_VGT_DMA_INDEX_TYPE, ib[1], ~0); break; case PKT3_NUM_INSTANCES: ac_dump_reg(f, R_030934_VGT_NUM_INSTANCES, ib[1], ~0); break; case PKT3_WRITE_DATA: ac_dump_reg(f, R_370_CONTROL, ib[1], ~0); ac_dump_reg(f, R_371_DST_ADDR_LO, ib[2], ~0); ac_dump_reg(f, R_372_DST_ADDR_HI, ib[3], ~0); for (i = 2; i < count; i++) { print_spaces(f, INDENT_PKT); fprintf(f, "0x%08x\n", ib[2+i]); } break; case PKT3_CP_DMA: ac_dump_reg(f, R_410_CP_DMA_WORD0, ib[1], ~0); ac_dump_reg(f, R_411_CP_DMA_WORD1, ib[2], ~0); ac_dump_reg(f, R_412_CP_DMA_WORD2, ib[3], ~0); ac_dump_reg(f, R_413_CP_DMA_WORD3, ib[4], ~0); ac_dump_reg(f, R_414_COMMAND, ib[5], ~0); break; case PKT3_DMA_DATA: ac_dump_reg(f, R_500_DMA_DATA_WORD0, ib[1], ~0); ac_dump_reg(f, R_501_SRC_ADDR_LO, ib[2], ~0); ac_dump_reg(f, R_502_SRC_ADDR_HI, ib[3], ~0); ac_dump_reg(f, R_503_DST_ADDR_LO, ib[4], ~0); ac_dump_reg(f, R_504_DST_ADDR_HI, ib[5], ~0); ac_dump_reg(f, R_414_COMMAND, ib[6], ~0); break; case PKT3_INDIRECT_BUFFER_SI: case PKT3_INDIRECT_BUFFER_CONST: case PKT3_INDIRECT_BUFFER_CIK: ac_dump_reg(f, R_3F0_IB_BASE_LO, ib[1], ~0); ac_dump_reg(f, R_3F1_IB_BASE_HI, ib[2], ~0); ac_dump_reg(f, R_3F2_CONTROL, ib[3], ~0); if (addr_callback) { uint64_t addr = ((uint64_t)ib[2] << 32) | ib[1]; void *data = addr_callback(addr_callback_data, addr); const char *name = G_3F2_CHAIN(ib[3]) ? "chained" : "nested"; if (data) ac_parse_ib(f, data, G_3F2_IB_SIZE(ib[3]), trace_id, name, chip_class, addr_callback, addr_callback_data); } break; case PKT3_CLEAR_STATE: case PKT3_INCREMENT_DE_COUNTER: case PKT3_PFP_SYNC_ME: break; case PKT3_NOP: if (ib[0] == 0xffff1000) { count = -1; /* One dword NOP. */ break; } else if (count == 0 && AC_IS_TRACE_POINT(ib[1])) { unsigned packet_id = AC_GET_TRACE_POINT_ID(ib[1]); print_spaces(f, INDENT_PKT); fprintf(f, COLOR_RED "Trace point ID: %u\n", packet_id); if (trace_id == -1) break; /* tracing was disabled */ print_spaces(f, INDENT_PKT); if (packet_id < trace_id) fprintf(f, COLOR_RED "This trace point was reached by the CP." COLOR_RESET "\n"); else if (packet_id == trace_id) fprintf(f, COLOR_RED "!!!!! This is the last trace point that " "was reached by the CP !!!!!" COLOR_RESET "\n"); else if (packet_id+1 == trace_id) fprintf(f, COLOR_RED "!!!!! This is the first trace point that " "was NOT been reached by the CP !!!!!" COLOR_RESET "\n"); else fprintf(f, COLOR_RED "!!!!! This trace point was NOT reached " "by the CP !!!!!" COLOR_RESET "\n"); break; } /* fall through, print all dwords */ default: for (i = 0; i < count+1; i++) { print_spaces(f, INDENT_PKT); fprintf(f, "0x%08x\n", ib[1+i]); } } ib += count + 2; *num_dw -= count + 2; return ib; } /** * Parse and print an IB into a file. * * \param f file * \param ib IB * \param num_dw size of the IB * \param chip_class chip class * \param trace_id the last trace ID that is known to have been reached * and executed by the CP, typically read from a buffer * \param addr_callback Get a mapped pointer of the IB at a given address. Can * be NULL. * \param addr_callback_data user data for addr_callback */ void ac_parse_ib(FILE *f, uint32_t *ib, int num_dw, int trace_id, const char *name, enum chip_class chip_class, ac_debug_addr_callback addr_callback, void *addr_callback_data) { fprintf(f, "------------------ %s begin ------------------\n", name); while (num_dw > 0) { unsigned type = PKT_TYPE_G(ib[0]); switch (type) { case 3: ib = ac_parse_packet3(f, ib, &num_dw, trace_id, chip_class, addr_callback, addr_callback_data); break; case 2: /* type-2 nop */ if (ib[0] == 0x80000000) { fprintf(f, COLOR_GREEN "NOP (type 2)" COLOR_RESET "\n"); ib++; num_dw--; break; } /* fall through */ default: fprintf(f, "Unknown packet type %i\n", type); return; } } fprintf(f, "------------------- %s end -------------------\n", name); if (num_dw < 0) { printf("Packet ends after the end of IB.\n"); exit(0); } fprintf(f, "\n"); }