[Mesa-dev] [PATCH 09/14] intel: tools: split memory management out of aubinator
Lionel Landwerlin
lionel.g.landwerlin at intel.com
Thu Aug 2 09:39:21 UTC 2018
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
---
src/intel/tools/aub_mem.c | 391 ++++++++++++++++++++++++++++++++++++
src/intel/tools/aub_mem.h | 72 +++++++
src/intel/tools/aubinator.c | 379 +++-------------------------------
src/intel/tools/meson.build | 2 +-
4 files changed, 491 insertions(+), 353 deletions(-)
create mode 100644 src/intel/tools/aub_mem.c
create mode 100644 src/intel/tools/aub_mem.h
diff --git a/src/intel/tools/aub_mem.c b/src/intel/tools/aub_mem.c
new file mode 100644
index 00000000000..788a2461130
--- /dev/null
+++ b/src/intel/tools/aub_mem.c
@@ -0,0 +1,391 @@
+/*
+ * Copyright © 2016-2018 Intel Corporation
+ *
+ * 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
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+
+#include "aub_mem.h"
+
+#ifndef HAVE_MEMFD_CREATE
+#include <sys/syscall.h>
+
+static inline int
+memfd_create(const char *name, unsigned int flags)
+{
+ return syscall(SYS_memfd_create, name, flags);
+}
+#endif
+
+struct bo_map {
+ struct list_head link;
+ struct gen_batch_decode_bo bo;
+ bool unmap_after_use;
+};
+
+struct ggtt_entry {
+ struct rb_node node;
+ uint64_t virt_addr;
+ uint64_t phys_addr;
+};
+
+struct phys_mem {
+ struct rb_node node;
+ uint64_t fd_offset;
+ uint64_t phys_addr;
+ uint8_t *data;
+};
+
+static void
+add_gtt_bo_map(struct aub_mem *mem, struct gen_batch_decode_bo bo, bool unmap_after_use)
+{
+ struct bo_map *m = calloc(1, sizeof(*m));
+
+ m->bo = bo;
+ m->unmap_after_use = unmap_after_use;
+ list_add(&m->link, &mem->maps);
+}
+
+void
+aub_mem_clear_bo_maps(struct aub_mem *mem)
+{
+ list_for_each_entry_safe(struct bo_map, i, &mem->maps, link) {
+ if (i->unmap_after_use)
+ munmap((void *)i->bo.map, i->bo.size);
+ list_del(&i->link);
+ free(i);
+ }
+}
+
+static inline struct ggtt_entry *
+ggtt_entry_next(struct ggtt_entry *entry)
+{
+ if (!entry)
+ return NULL;
+ struct rb_node *node = rb_node_next(&entry->node);
+ if (!node)
+ return NULL;
+ return rb_node_data(struct ggtt_entry, node, node);
+}
+
+static inline int
+cmp_uint64(uint64_t a, uint64_t b)
+{
+ if (a < b)
+ return -1;
+ if (a > b)
+ return 1;
+ return 0;
+}
+
+static inline int
+cmp_ggtt_entry(const struct rb_node *node, const void *addr)
+{
+ struct ggtt_entry *entry = rb_node_data(struct ggtt_entry, node, node);
+ return cmp_uint64(entry->virt_addr, *(const uint64_t *)addr);
+}
+
+static struct ggtt_entry *
+ensure_ggtt_entry(struct aub_mem *mem, uint64_t virt_addr)
+{
+ struct rb_node *node = rb_tree_search_sloppy(&mem->ggtt, &virt_addr,
+ cmp_ggtt_entry);
+ int cmp = 0;
+ if (!node || (cmp = cmp_ggtt_entry(node, &virt_addr))) {
+ struct ggtt_entry *new_entry = calloc(1, sizeof(*new_entry));
+ new_entry->virt_addr = virt_addr;
+ rb_tree_insert_at(&mem->ggtt, node, &new_entry->node, cmp > 0);
+ node = &new_entry->node;
+ }
+
+ return rb_node_data(struct ggtt_entry, node, node);
+}
+
+static struct ggtt_entry *
+search_ggtt_entry(struct aub_mem *mem, uint64_t virt_addr)
+{
+ virt_addr &= ~0xfff;
+
+ struct rb_node *node = rb_tree_search(&mem->ggtt, &virt_addr, cmp_ggtt_entry);
+
+ if (!node)
+ return NULL;
+
+ return rb_node_data(struct ggtt_entry, node, node);
+}
+
+static inline int
+cmp_phys_mem(const struct rb_node *node, const void *addr)
+{
+ struct phys_mem *mem = rb_node_data(struct phys_mem, node, node);
+ return cmp_uint64(mem->phys_addr, *(uint64_t *)addr);
+}
+
+static struct phys_mem *
+ensure_phys_mem(struct aub_mem *mem, uint64_t phys_addr)
+{
+ struct rb_node *node = rb_tree_search_sloppy(&mem->mem, &phys_addr, cmp_phys_mem);
+ int cmp = 0;
+ if (!node || (cmp = cmp_phys_mem(node, &phys_addr))) {
+ struct phys_mem *new_mem = calloc(1, sizeof(*new_mem));
+ new_mem->phys_addr = phys_addr;
+ new_mem->fd_offset = mem->mem_fd_len;
+
+ int ftruncate_res = ftruncate(mem->mem_fd, mem->mem_fd_len += 4096);
+ assert(ftruncate_res == 0);
+
+ new_mem->data = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED,
+ mem->mem_fd, new_mem->fd_offset);
+ assert(new_mem->data != MAP_FAILED);
+
+ rb_tree_insert_at(&mem->mem, node, &new_mem->node, cmp > 0);
+ node = &new_mem->node;
+ }
+
+ return rb_node_data(struct phys_mem, node, node);
+}
+
+static struct phys_mem *
+search_phys_mem(struct aub_mem *mem, uint64_t phys_addr)
+{
+ phys_addr &= ~0xfff;
+
+ struct rb_node *node = rb_tree_search(&mem->mem, &phys_addr, cmp_phys_mem);
+
+ if (!node)
+ return NULL;
+
+ return rb_node_data(struct phys_mem, node, node);
+}
+
+void
+aub_mem_local_write(void *_mem, uint64_t address,
+ const void *data, uint32_t size)
+{
+ struct aub_mem *mem = _mem;
+ struct gen_batch_decode_bo bo = {
+ .map = data,
+ .addr = address,
+ .size = size,
+ };
+ add_gtt_bo_map(mem, bo, false);
+}
+
+void
+aub_mem_ggtt_entry_write(void *_mem, uint64_t address,
+ const void *_data, uint32_t _size)
+{
+ struct aub_mem *mem = _mem;
+ uint64_t virt_addr = (address / sizeof(uint64_t)) << 12;
+ const uint64_t *data = _data;
+ size_t size = _size / sizeof(*data);
+ for (const uint64_t *entry = data;
+ entry < data + size;
+ entry++, virt_addr += 4096) {
+ struct ggtt_entry *pt = ensure_ggtt_entry(mem, virt_addr);
+ pt->phys_addr = *entry;
+ }
+}
+
+void
+aub_mem_phys_write(void *_mem, uint64_t phys_address,
+ const void *data, uint32_t size)
+{
+ struct aub_mem *mem = _mem;
+ uint32_t to_write = size;
+ for (uint64_t page = phys_address & ~0xfff; page < phys_address + size; page += 4096) {
+ struct phys_mem *pmem = ensure_phys_mem(mem, page);
+ uint64_t offset = MAX2(page, phys_address) - page;
+ uint32_t size_this_page = MIN2(to_write, 4096 - offset);
+ to_write -= size_this_page;
+ memcpy(pmem->data + offset, data, size_this_page);
+ data = (const uint8_t *)data + size_this_page;
+ }
+}
+
+void
+aub_mem_ggtt_write(void *_mem, uint64_t virt_address,
+ const void *data, uint32_t size)
+{
+ struct aub_mem *mem = _mem;
+ uint32_t to_write = size;
+ for (uint64_t page = virt_address & ~0xfff; page < virt_address + size; page += 4096) {
+ struct ggtt_entry *entry = search_ggtt_entry(mem, page);
+ assert(entry && entry->phys_addr & 0x1);
+
+ uint64_t offset = MAX2(page, virt_address) - page;
+ uint32_t size_this_page = MIN2(to_write, 4096 - offset);
+ to_write -= size_this_page;
+
+ uint64_t phys_page = entry->phys_addr & ~0xfff; /* Clear the validity bits. */
+ aub_mem_phys_write(mem, phys_page + offset, data, size_this_page);
+ data = (const uint8_t *)data + size_this_page;
+ }
+}
+
+struct gen_batch_decode_bo
+aub_mem_get_ggtt_bo(void *_mem, uint64_t address)
+{
+ struct aub_mem *mem = _mem;
+ struct gen_batch_decode_bo bo = {0};
+
+ list_for_each_entry(struct bo_map, i, &mem->maps, link)
+ if (i->bo.addr <= address && i->bo.addr + i->bo.size > address)
+ return i->bo;
+
+ address &= ~0xfff;
+
+ struct ggtt_entry *start =
+ (struct ggtt_entry *)rb_tree_search_sloppy(&mem->ggtt, &address,
+ cmp_ggtt_entry);
+ if (start && start->virt_addr < address)
+ start = ggtt_entry_next(start);
+ if (!start)
+ return bo;
+
+ struct ggtt_entry *last = start;
+ for (struct ggtt_entry *i = ggtt_entry_next(last);
+ i && last->virt_addr + 4096 == i->virt_addr;
+ last = i, i = ggtt_entry_next(last))
+ ;
+
+ bo.addr = MIN2(address, start->virt_addr);
+ bo.size = last->virt_addr - bo.addr + 4096;
+ bo.map = mmap(NULL, bo.size, PROT_READ, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
+ assert(bo.map != MAP_FAILED);
+
+ for (struct ggtt_entry *i = start;
+ i;
+ i = i == last ? NULL : ggtt_entry_next(i)) {
+ uint64_t phys_addr = i->phys_addr & ~0xfff;
+ struct phys_mem *phys_mem = search_phys_mem(mem, phys_addr);
+
+ if (!phys_mem)
+ continue;
+
+ uint32_t map_offset = i->virt_addr - address;
+ void *res = mmap((uint8_t *)bo.map + map_offset, 4096, PROT_READ,
+ MAP_SHARED | MAP_FIXED, mem->mem_fd, phys_mem->fd_offset);
+ assert(res != MAP_FAILED);
+ }
+
+ add_gtt_bo_map(mem, bo, true);
+
+ return bo;
+}
+
+static struct phys_mem *
+ppgtt_walk(struct aub_mem *mem, uint64_t pml4, uint64_t address)
+{
+ uint64_t shift = 39;
+ uint64_t addr = pml4;
+ for (int level = 4; level > 0; level--) {
+ struct phys_mem *table = search_phys_mem(mem, addr);
+ if (!table)
+ return NULL;
+ int index = (address >> shift) & 0x1ff;
+ uint64_t entry = ((uint64_t *)table->data)[index];
+ if (!(entry & 1))
+ return NULL;
+ addr = entry & ~0xfff;
+ shift -= 9;
+ }
+ return search_phys_mem(mem, addr);
+}
+
+static bool
+ppgtt_mapped(struct aub_mem *mem, uint64_t pml4, uint64_t address)
+{
+ return ppgtt_walk(mem, pml4, address) != NULL;
+}
+
+struct gen_batch_decode_bo
+aub_mem_get_ppgtt_bo(void *_mem, uint64_t address)
+{
+ struct aub_mem *mem = _mem;
+ struct gen_batch_decode_bo bo = {0};
+
+ address &= ~0xfff;
+
+ if (!ppgtt_mapped(mem, mem->pml4, address))
+ return bo;
+
+ /* Map everything until the first gap since we don't know how much the
+ * decoder actually needs.
+ */
+ uint64_t end = address;
+ while (ppgtt_mapped(mem, mem->pml4, end))
+ end += 4096;
+
+ bo.addr = address;
+ bo.size = end - address;
+ bo.map = mmap(NULL, bo.size, PROT_READ, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
+ assert(bo.map != MAP_FAILED);
+
+ for (uint64_t page = address; page < end; page += 4096) {
+ struct phys_mem *phys_mem = ppgtt_walk(mem, mem->pml4, page);
+
+ void *res = mmap((uint8_t *)bo.map + (page - bo.addr), 4096, PROT_READ,
+ MAP_SHARED | MAP_FIXED, mem->mem_fd, phys_mem->fd_offset);
+ assert(res != MAP_FAILED);
+ }
+
+ add_gtt_bo_map(mem, bo, true);
+
+ return bo;
+}
+
+bool
+aub_mem_init(struct aub_mem *mem)
+{
+ memset(mem, 0, sizeof(*mem));
+
+ list_inithead(&mem->maps);
+
+ mem->mem_fd = memfd_create("phys memory", 0);
+
+ return mem->mem_fd != -1;
+}
+
+void
+aub_mem_fini(struct aub_mem *mem)
+{
+ if (mem->mem_fd == -1)
+ return;
+
+ aub_mem_clear_bo_maps(mem);
+
+
+ rb_tree_foreach_safe(struct ggtt_entry, entry, &mem->ggtt, node) {
+ rb_tree_remove(&mem->ggtt, &entry->node);
+ free(entry);
+ }
+ rb_tree_foreach_safe(struct phys_mem, entry, &mem->mem, node) {
+ rb_tree_remove(&mem->mem, &entry->node);
+ free(entry);
+ }
+
+ close(mem->mem_fd);
+ mem->mem_fd = -1;
+}
diff --git a/src/intel/tools/aub_mem.h b/src/intel/tools/aub_mem.h
new file mode 100644
index 00000000000..98e64214b98
--- /dev/null
+++ b/src/intel/tools/aub_mem.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright © 2018 Intel Corporation
+ *
+ * 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
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ */
+
+#ifndef INTEL_AUB_MEM
+#define INTEL_AUB_MEM
+
+#include <stdint.h>
+
+#include "util/list.h"
+#include "util/rb_tree.h"
+
+#include "dev/gen_device_info.h"
+#include "common/gen_decoder.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct aub_mem {
+ uint64_t pml4;
+
+ int mem_fd;
+ off_t mem_fd_len;
+
+ struct list_head maps;
+ struct rb_tree ggtt;
+ struct rb_tree mem;
+};
+
+bool aub_mem_init(struct aub_mem *mem);
+void aub_mem_fini(struct aub_mem *mem);
+
+void aub_mem_clear_bo_maps(struct aub_mem *mem);
+
+void aub_mem_phys_write(void *mem, uint64_t virt_address,
+ const void *data, uint32_t size);
+void aub_mem_ggtt_write(void *mem, uint64_t virt_address,
+ const void *data, uint32_t size);
+void aub_mem_ggtt_entry_write(void *mem, uint64_t virt_address,
+ const void *data, uint32_t size);
+void aub_mem_local_write(void *mem, uint64_t virt_address,
+ const void *data, uint32_t size);
+
+struct gen_batch_decode_bo aub_mem_get_ggtt_bo(void *mem, uint64_t address);
+struct gen_batch_decode_bo aub_mem_get_ppgtt_bo(void *mem, uint64_t address);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* INTEL_AUB_MEM */
diff --git a/src/intel/tools/aubinator.c b/src/intel/tools/aubinator.c
index b5622ff9eaa..ae80626b986 100644
--- a/src/intel/tools/aubinator.c
+++ b/src/intel/tools/aubinator.c
@@ -37,29 +37,11 @@
#include <sys/wait.h>
#include <sys/mman.h>
-#include "util/list.h"
#include "util/macros.h"
-#include "util/rb_tree.h"
#include "common/gen_decoder.h"
-#include "intel_aub.h"
#include "aub_read.h"
-
-#ifndef HAVE_MEMFD_CREATE
-#include <sys/syscall.h>
-
-static inline int
-memfd_create(const char *name, unsigned int flags)
-{
- return syscall(SYS_memfd_create, name, flags);
-}
-#endif
-
-/* Below is the only command missing from intel_aub.h in libdrm
- * So, reuse intel_aub.h from libdrm and #define the
- * AUB_MI_BATCH_BUFFER_END as below
- */
-#define AUB_MI_BATCH_BUFFER_END (0x0500 << 16)
+#include "aub_mem.h"
#define CSI "\e["
#define BLUE_HEADER CSI "0;44m"
@@ -79,326 +61,12 @@ uint16_t pci_id = 0;
char *input_file = NULL, *xml_path = NULL;
struct gen_device_info devinfo;
struct gen_batch_decode_ctx batch_ctx;
-
-struct bo_map {
- struct list_head link;
- struct gen_batch_decode_bo bo;
- bool unmap_after_use;
-};
-
-struct ggtt_entry {
- struct rb_node node;
- uint64_t virt_addr;
- uint64_t phys_addr;
-};
-
-struct phys_mem {
- struct rb_node node;
- uint64_t fd_offset;
- uint64_t phys_addr;
- uint8_t *data;
-};
-
-static struct list_head maps;
-static struct rb_tree ggtt = {NULL};
-static struct rb_tree mem = {NULL};
-int mem_fd = -1;
-off_t mem_fd_len = 0;
+struct aub_mem mem;
FILE *outfile;
struct brw_instruction;
-static void
-add_gtt_bo_map(struct gen_batch_decode_bo bo, bool unmap_after_use)
-{
- struct bo_map *m = calloc(1, sizeof(*m));
-
- m->bo = bo;
- m->unmap_after_use = unmap_after_use;
- list_add(&m->link, &maps);
-}
-
-static void
-clear_bo_maps(void)
-{
- list_for_each_entry_safe(struct bo_map, i, &maps, link) {
- if (i->unmap_after_use)
- munmap((void *)i->bo.map, i->bo.size);
- list_del(&i->link);
- free(i);
- }
-}
-
-static inline struct ggtt_entry *
-ggtt_entry_next(struct ggtt_entry *entry)
-{
- if (!entry)
- return NULL;
- struct rb_node *node = rb_node_next(&entry->node);
- if (!node)
- return NULL;
- return rb_node_data(struct ggtt_entry, node, node);
-}
-
-static inline int
-cmp_uint64(uint64_t a, uint64_t b)
-{
- if (a < b)
- return -1;
- if (a > b)
- return 1;
- return 0;
-}
-
-static inline int
-cmp_ggtt_entry(const struct rb_node *node, const void *addr)
-{
- struct ggtt_entry *entry = rb_node_data(struct ggtt_entry, node, node);
- return cmp_uint64(entry->virt_addr, *(const uint64_t *)addr);
-}
-
-static struct ggtt_entry *
-ensure_ggtt_entry(struct rb_tree *tree, uint64_t virt_addr)
-{
- struct rb_node *node = rb_tree_search_sloppy(&ggtt, &virt_addr,
- cmp_ggtt_entry);
- int cmp = 0;
- if (!node || (cmp = cmp_ggtt_entry(node, &virt_addr))) {
- struct ggtt_entry *new_entry = calloc(1, sizeof(*new_entry));
- new_entry->virt_addr = virt_addr;
- rb_tree_insert_at(&ggtt, node, &new_entry->node, cmp > 0);
- node = &new_entry->node;
- }
-
- return rb_node_data(struct ggtt_entry, node, node);
-}
-
-static struct ggtt_entry *
-search_ggtt_entry(uint64_t virt_addr)
-{
- virt_addr &= ~0xfff;
-
- struct rb_node *node = rb_tree_search(&ggtt, &virt_addr, cmp_ggtt_entry);
-
- if (!node)
- return NULL;
-
- return rb_node_data(struct ggtt_entry, node, node);
-}
-
-static inline int
-cmp_phys_mem(const struct rb_node *node, const void *addr)
-{
- struct phys_mem *mem = rb_node_data(struct phys_mem, node, node);
- return cmp_uint64(mem->phys_addr, *(uint64_t *)addr);
-}
-
-static struct phys_mem *
-ensure_phys_mem(uint64_t phys_addr)
-{
- struct rb_node *node = rb_tree_search_sloppy(&mem, &phys_addr, cmp_phys_mem);
- int cmp = 0;
- if (!node || (cmp = cmp_phys_mem(node, &phys_addr))) {
- struct phys_mem *new_mem = calloc(1, sizeof(*new_mem));
- new_mem->phys_addr = phys_addr;
- new_mem->fd_offset = mem_fd_len;
-
- int ftruncate_res = ftruncate(mem_fd, mem_fd_len += 4096);
- assert(ftruncate_res == 0);
-
- new_mem->data = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED,
- mem_fd, new_mem->fd_offset);
- assert(new_mem->data != MAP_FAILED);
-
- rb_tree_insert_at(&mem, node, &new_mem->node, cmp > 0);
- node = &new_mem->node;
- }
-
- return rb_node_data(struct phys_mem, node, node);
-}
-
-static struct phys_mem *
-search_phys_mem(uint64_t phys_addr)
-{
- phys_addr &= ~0xfff;
-
- struct rb_node *node = rb_tree_search(&mem, &phys_addr, cmp_phys_mem);
-
- if (!node)
- return NULL;
-
- return rb_node_data(struct phys_mem, node, node);
-}
-
-static void
-handle_local_write(void *user_data, uint64_t address, const void *data, uint32_t size)
-{
- struct gen_batch_decode_bo bo = {
- .map = data,
- .addr = address,
- .size = size,
- };
- add_gtt_bo_map(bo, false);
-}
-
-static void
-handle_ggtt_entry_write(void *user_data, uint64_t address, const void *_data, uint32_t _size)
-{
- uint64_t virt_addr = (address / sizeof(uint64_t)) << 12;
- const uint64_t *data = _data;
- size_t size = _size / sizeof(*data);
- for (const uint64_t *entry = data;
- entry < data + size;
- entry++, virt_addr += 4096) {
- struct ggtt_entry *pt = ensure_ggtt_entry(&ggtt, virt_addr);
- pt->phys_addr = *entry;
- }
-}
-
-static void
-handle_physical_write(void *user_data, uint64_t phys_address, const void *data, uint32_t size)
-{
- uint32_t to_write = size;
- for (uint64_t page = phys_address & ~0xfff; page < phys_address + size; page += 4096) {
- struct phys_mem *mem = ensure_phys_mem(page);
- uint64_t offset = MAX2(page, phys_address) - page;
- uint32_t size_this_page = MIN2(to_write, 4096 - offset);
- to_write -= size_this_page;
- memcpy(mem->data + offset, data, size_this_page);
- data = (const uint8_t *)data + size_this_page;
- }
-}
-
-static void
-handle_ggtt_write(void *user_data, uint64_t virt_address, const void *data, uint32_t size)
-{
- uint32_t to_write = size;
- for (uint64_t page = virt_address & ~0xfff; page < virt_address + size; page += 4096) {
- struct ggtt_entry *entry = search_ggtt_entry(page);
- assert(entry && entry->phys_addr & 0x1);
-
- uint64_t offset = MAX2(page, virt_address) - page;
- uint32_t size_this_page = MIN2(to_write, 4096 - offset);
- to_write -= size_this_page;
-
- uint64_t phys_page = entry->phys_addr & ~0xfff; /* Clear the validity bits. */
- handle_physical_write(user_data, phys_page + offset, data, size_this_page);
- data = (const uint8_t *)data + size_this_page;
- }
-}
-
-static struct gen_batch_decode_bo
-get_ggtt_batch_bo(void *user_data, uint64_t address)
-{
- struct gen_batch_decode_bo bo = {0};
-
- list_for_each_entry(struct bo_map, i, &maps, link)
- if (i->bo.addr <= address && i->bo.addr + i->bo.size > address)
- return i->bo;
-
- address &= ~0xfff;
-
- struct ggtt_entry *start =
- (struct ggtt_entry *)rb_tree_search_sloppy(&ggtt, &address,
- cmp_ggtt_entry);
- if (start && start->virt_addr < address)
- start = ggtt_entry_next(start);
- if (!start)
- return bo;
-
- struct ggtt_entry *last = start;
- for (struct ggtt_entry *i = ggtt_entry_next(last);
- i && last->virt_addr + 4096 == i->virt_addr;
- last = i, i = ggtt_entry_next(last))
- ;
-
- bo.addr = MIN2(address, start->virt_addr);
- bo.size = last->virt_addr - bo.addr + 4096;
- bo.map = mmap(NULL, bo.size, PROT_READ, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
- assert(bo.map != MAP_FAILED);
-
- for (struct ggtt_entry *i = start;
- i;
- i = i == last ? NULL : ggtt_entry_next(i)) {
- uint64_t phys_addr = i->phys_addr & ~0xfff;
- struct phys_mem *phys_mem = search_phys_mem(phys_addr);
-
- if (!phys_mem)
- continue;
-
- uint32_t map_offset = i->virt_addr - address;
- void *res = mmap((uint8_t *)bo.map + map_offset, 4096, PROT_READ,
- MAP_SHARED | MAP_FIXED, mem_fd, phys_mem->fd_offset);
- assert(res != MAP_FAILED);
- }
-
- add_gtt_bo_map(bo, true);
-
- return bo;
-}
-
-static struct phys_mem *
-ppgtt_walk(uint64_t pml4, uint64_t address)
-{
- uint64_t shift = 39;
- uint64_t addr = pml4;
- for (int level = 4; level > 0; level--) {
- struct phys_mem *table = search_phys_mem(addr);
- if (!table)
- return NULL;
- int index = (address >> shift) & 0x1ff;
- uint64_t entry = ((uint64_t *)table->data)[index];
- if (!(entry & 1))
- return NULL;
- addr = entry & ~0xfff;
- shift -= 9;
- }
- return search_phys_mem(addr);
-}
-
-static bool
-ppgtt_mapped(uint64_t pml4, uint64_t address)
-{
- return ppgtt_walk(pml4, address) != NULL;
-}
-
-static struct gen_batch_decode_bo
-get_ppgtt_batch_bo(void *user_data, uint64_t address)
-{
- struct gen_batch_decode_bo bo = {0};
- uint64_t pml4 = *(uint64_t *)user_data;
-
- address &= ~0xfff;
-
- if (!ppgtt_mapped(pml4, address))
- return bo;
-
- /* Map everything until the first gap since we don't know how much the
- * decoder actually needs.
- */
- uint64_t end = address;
- while (ppgtt_mapped(pml4, end))
- end += 4096;
-
- bo.addr = address;
- bo.size = end - address;
- bo.map = mmap(NULL, bo.size, PROT_READ, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
- assert(bo.map != MAP_FAILED);
-
- for (uint64_t page = address; page < end; page += 4096) {
- struct phys_mem *phys_mem = ppgtt_walk(pml4, page);
-
- void *res = mmap((uint8_t *)bo.map + (page - bo.addr), 4096, PROT_READ,
- MAP_SHARED | MAP_FIXED, mem_fd, phys_mem->fd_offset);
- assert(res != MAP_FAILED);
- }
-
- add_gtt_bo_map(bo, true);
-
- return bo;
-}
-
static void
aubinator_init(void *user_data, int aub_pci_id, const char *app_name)
{
@@ -448,7 +116,7 @@ handle_execlist_write(void *user_data, enum gen_engine engine, uint64_t context_
{
const uint32_t pphwsp_size = 4096;
uint32_t pphwsp_addr = context_descriptor & 0xfffff000;
- struct gen_batch_decode_bo pphwsp_bo = get_ggtt_batch_bo(NULL, pphwsp_addr);
+ struct gen_batch_decode_bo pphwsp_bo = aub_mem_get_ggtt_bo(&mem, pphwsp_addr);
uint32_t *context = (uint32_t *)((uint8_t *)pphwsp_bo.map +
(pphwsp_addr - pphwsp_bo.addr) +
pphwsp_size);
@@ -456,35 +124,37 @@ handle_execlist_write(void *user_data, enum gen_engine engine, uint64_t context_
uint32_t ring_buffer_head = context[5];
uint32_t ring_buffer_tail = context[7];
uint32_t ring_buffer_start = context[9];
- uint64_t pml4 = (uint64_t)context[49] << 32 | context[51];
- struct gen_batch_decode_bo ring_bo = get_ggtt_batch_bo(NULL,
- ring_buffer_start);
+ mem.pml4 = (uint64_t)context[49] << 32 | context[51];
+ batch_ctx.user_data = &mem;
+
+ struct gen_batch_decode_bo ring_bo = aub_mem_get_ggtt_bo(&mem,
+ ring_buffer_start);
assert(ring_bo.size > 0);
void *commands = (uint8_t *)ring_bo.map + (ring_buffer_start - ring_bo.addr);
if (context_descriptor & 0x100 /* ppgtt */) {
- batch_ctx.get_bo = get_ppgtt_batch_bo;
- batch_ctx.user_data = &pml4;
+ batch_ctx.get_bo = aub_mem_get_ppgtt_bo;
} else {
- batch_ctx.get_bo = get_ggtt_batch_bo;
+ batch_ctx.get_bo = aub_mem_get_ggtt_bo;
}
(void)engine; /* TODO */
gen_print_batch(&batch_ctx, commands, ring_buffer_tail - ring_buffer_head,
0);
- clear_bo_maps();
+ aub_mem_clear_bo_maps(&mem);
}
static void
handle_ring_write(void *user_data, enum gen_engine engine,
const void *data, uint32_t data_len)
{
- batch_ctx.get_bo = get_ggtt_batch_bo;
+ batch_ctx.user_data = &mem;
+ batch_ctx.get_bo = aub_mem_get_ggtt_bo;
gen_print_batch(&batch_ctx, data, data_len, 0);
- clear_bo_maps();
+ aub_mem_clear_bo_maps(&mem);
}
struct aub_file {
@@ -649,19 +319,22 @@ int main(int argc, char *argv[])
if (isatty(1) && pager)
setup_pager();
- mem_fd = memfd_create("phys memory", 0);
-
- list_inithead(&maps);
+ if (!aub_mem_init(&mem)) {
+ fprintf(stderr, "Unable to create GTT\n");
+ exit(EXIT_FAILURE);
+ }
file = aub_file_open(input_file);
struct aub_read aub_read = {
- .user_data = NULL,
+ .user_data = &mem,
.info = aubinator_init,
- .local_write = handle_local_write,
- .phys_write = handle_physical_write,
- .ggtt_write = handle_ggtt_write,
- .ggtt_entry_write = handle_ggtt_entry_write,
+
+ .local_write = aub_mem_local_write,
+ .phys_write = aub_mem_phys_write,
+ .ggtt_write = aub_mem_ggtt_write,
+ .ggtt_entry_write = aub_mem_ggtt_entry_write,
+
.execlist_write = handle_execlist_write,
.ring_write = handle_ring_write,
};
@@ -672,6 +345,8 @@ int main(int argc, char *argv[])
file->cursor += consumed;
}
+ aub_mem_fini(&mem);
+
fflush(stdout);
/* close the stdout which is opened to write the output */
close(1);
diff --git a/src/intel/tools/meson.build b/src/intel/tools/meson.build
index 6be9fcf6413..8f9e2bd8e3e 100644
--- a/src/intel/tools/meson.build
+++ b/src/intel/tools/meson.build
@@ -22,7 +22,7 @@ build_intel_tools = with_tools.contains('intel')
aubinator = executable(
'aubinator',
- files('aubinator.c', 'intel_aub.h', 'aub_read.h', 'aub_read.c'),
+ files('aubinator.c', 'intel_aub.h', 'aub_read.h', 'aub_read.c', 'aub_mem.h', 'aub_mem.c'),
dependencies : [dep_expat, dep_zlib, dep_dl, dep_thread, dep_m],
include_directories : [inc_common, inc_intel],
link_with : [libintel_common, libintel_compiler, libintel_dev, libmesa_util],
--
2.18.0
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