139 lines
4.6 KiB
C
139 lines
4.6 KiB
C
/*
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* Copyright (C) 2017-2019 Lyude Paul
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* Copyright (C) 2017-2019 Alyssa Rosenzweig
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef __PAN_DECODE_H__
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#define __PAN_DECODE_H__
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#include "genxml/gen_macros.h"
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#include "util/rb_tree.h"
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#include "wrap.h"
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extern FILE *pandecode_dump_stream;
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void pandecode_dump_file_open(void);
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struct pandecode_mapped_memory {
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struct rb_node node;
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size_t length;
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void *addr;
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uint64_t gpu_va;
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bool ro;
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char name[32];
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};
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char *pointer_as_memory_reference(uint64_t ptr);
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struct pandecode_mapped_memory *pandecode_find_mapped_gpu_mem_containing(uint64_t addr);
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void pandecode_map_read_write(void);
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void pandecode_dump_mappings(void);
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static inline void *
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__pandecode_fetch_gpu_mem(const struct pandecode_mapped_memory *mem,
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uint64_t gpu_va, size_t size,
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int line, const char *filename)
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{
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if (!mem)
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mem = pandecode_find_mapped_gpu_mem_containing(gpu_va);
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if (!mem) {
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fprintf(stderr, "Access to unknown memory %" PRIx64 " in %s:%d\n",
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gpu_va, filename, line);
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assert(0);
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}
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assert(mem);
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assert(size + (gpu_va - mem->gpu_va) <= mem->length);
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return mem->addr + gpu_va - mem->gpu_va;
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}
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#define pandecode_fetch_gpu_mem(mem, gpu_va, size) \
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__pandecode_fetch_gpu_mem(mem, gpu_va, size, __LINE__, __FILE__)
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/* Returns a validated pointer to mapped GPU memory with the given pointer type,
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* size automatically determined from the pointer type
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*/
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#define PANDECODE_PTR(mem, gpu_va, type) \
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((type*)(__pandecode_fetch_gpu_mem(mem, gpu_va, sizeof(type), \
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__LINE__, __FILE__)))
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/* Usage: <variable type> PANDECODE_PTR_VAR(name, mem, gpu_va) */
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#define PANDECODE_PTR_VAR(name, mem, gpu_va) \
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name = __pandecode_fetch_gpu_mem(mem, gpu_va, sizeof(*name), \
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__LINE__, __FILE__)
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#ifdef PAN_ARCH
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void GENX(pandecode_jc)(mali_ptr jc_gpu_va, unsigned gpu_id);
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void GENX(pandecode_abort_on_fault)(mali_ptr jc_gpu_va);
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#endif
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static inline void
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pan_hexdump(FILE *fp, const uint8_t *hex, size_t cnt, bool with_strings)
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{
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for (unsigned i = 0; i < cnt; ++i) {
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if ((i & 0xF) == 0)
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fprintf(fp, "%06X ", i);
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uint8_t v = hex[i];
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if (v == 0 && (i & 0xF) == 0) {
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/* Check if we're starting an aligned run of zeroes */
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unsigned zero_count = 0;
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for (unsigned j = i; j < cnt; ++j) {
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if (hex[j] == 0)
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zero_count++;
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else
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break;
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}
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if (zero_count >= 32) {
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fprintf(fp, "*\n");
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i += (zero_count & ~0xF) - 1;
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continue;
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}
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}
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fprintf(fp, "%02X ", hex[i]);
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if ((i & 0xF) == 0xF && with_strings) {
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fprintf(fp, " | ");
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for (unsigned j = i & ~0xF; j <= i; ++j) {
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uint8_t c = hex[j];
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fputc((c < 32 || c > 128) ? '.' : c, fp);
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}
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}
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if ((i & 0xF) == 0xF)
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fprintf(fp, "\n");
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}
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fprintf(fp, "\n");
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}
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#endif /* __MMAP_TRACE_H__ */
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