C++ (Cpp) disconnect_cpu_mapping_from_gpu_object Beispiele

Beispiel #1

Datei: nvrm.c Projekt: jkehne/envytools

static void handle_nvrm_ioctl_host_unmap(uint32_t fd, struct nvrm_ioctl_host_unmap *s)
{
	if (s->status != NVRM_STATUS_SUCCESS)
		return;
	check_cid(s->cid);

	struct gpu_object *obj = gpu_object_find(s->cid, s->handle);
	if (!obj)
	{
		mmt_error("nvrm_ioctl_host_unmap: cannot find object 0x%08x 0x%08x\n", s->cid, s->handle);
		return;
	}

	struct cpu_mapping *cpu_mapping;
	for (cpu_mapping = obj->cpu_mappings; cpu_mapping != NULL; cpu_mapping = cpu_mapping->next)
		if (cpu_mapping->mmap_offset == (s->foffset & ~0xfffUL))
		{
			cpu_mapping->mmap_offset = 0;
			disconnect_cpu_mapping_from_gpu_object(cpu_mapping);
			return;
		}

	// weird, host_unmap accepts cpu addresses in foffset field
	for (cpu_mapping = obj->cpu_mappings; cpu_mapping != NULL; cpu_mapping = cpu_mapping->next)
		if (cpu_mapping->cpu_addr == (s->foffset & ~0xfffUL))
		{
			//mmt_error("host_unmap with cpu address as offset, wtf?%s\n", "");
			cpu_mapping->mmap_offset = 0;
			disconnect_cpu_mapping_from_gpu_object(cpu_mapping);
			return;
		}

	mmt_error("can't find matching mapping%s\n", "");
	demmt_abort();
}

Beispiel #2

Datei: nvrm.c Projekt: envytools/envytools

void nvrm_munmap(uint32_t id, uint64_t mmap_addr, uint64_t len, uint64_t mmap_offset)
{
	struct gpu_object *obj;
	struct cpu_mapping *cpu_mapping;

	for (obj = gpu_objects; obj != NULL; obj = obj->next)
		for (cpu_mapping = obj->cpu_mappings; cpu_mapping != NULL; cpu_mapping = cpu_mapping->next)
			if (cpu_mapping->cpu_addr == mmap_addr)
			{
				if (dump_sys_munmap)
				{
					if (cpu_mapping->fdtype == FDNVIDIA)
					{
						mmt_log_cont(", cid: 0x%08x, handle: 0x%08x", obj->cid, obj->handle);
						describe_nvrm_object(obj->cid, obj->handle, "");
					}
				}

				disconnect_cpu_mapping_from_gpu_object(cpu_mapping);
				break;
			}

	if (dump_sys_munmap)
		mmt_log_cont_nl();

	buffer_munmap(id);
}

Beispiel #3

Datei: nvrm.c Projekt: envytools/envytools

static void handle_nvrm_ioctl_host_unmap(uint32_t fd, struct nvrm_ioctl_host_unmap *s)
{
	if (s->status != NVRM_STATUS_SUCCESS)
		return;
	check_cid(s->cid);

	struct gpu_object *obj = gpu_object_find(s->cid, s->handle);
	if (!obj)
	{
		mmt_error("nvrm_ioctl_host_unmap: cannot find object 0x%08x 0x%08x\n", s->cid, s->handle);
		return;
	}

	struct cpu_mapping *cpu_mapping;
	/* it seems, depending on blob version, foffset have different meaning :/ */
	for (cpu_mapping = obj->cpu_mappings; cpu_mapping != NULL; cpu_mapping = cpu_mapping->next)
		if (cpu_mapping->map_id == s->foffset)
		{
			cpu_mapping->mmap_offset = -1;
			cpu_mapping->map_id = -1;
			disconnect_cpu_mapping_from_gpu_object(cpu_mapping);
			return;
		}

	for (cpu_mapping = obj->cpu_mappings; cpu_mapping != NULL; cpu_mapping = cpu_mapping->next)
		if (cpu_mapping->mmap_offset == (s->foffset & ~0xfffUL))
		{
			cpu_mapping->mmap_offset = -1;
			cpu_mapping->map_id = -1;
			disconnect_cpu_mapping_from_gpu_object(cpu_mapping);
			return;
		}

	for (cpu_mapping = obj->cpu_mappings; cpu_mapping != NULL; cpu_mapping = cpu_mapping->next)
		if (cpu_mapping->cpu_addr == (s->foffset & ~0xfffUL))
		{
			//mmt_error("host_unmap with cpu address as offset, wtf?%s\n", "");
			cpu_mapping->mmap_offset = -1;
			cpu_mapping->map_id = -1;
			disconnect_cpu_mapping_from_gpu_object(cpu_mapping);
			return;
		}

	mmt_error("can't find matching mapping%s\n", "");
	demmt_abort();
}