| /* | |
| * Copyright (c) 2015, Christoph Hellwig. | |
| * Copyright (c) 2015, Intel Corporation. | |
| */ | |
| #include <linux/platform_device.h> | |
| #include <linux/init.h> | |
| #include <linux/ioport.h> | |
| static int found(u64 start, u64 end, void *data) | |
| { | |
| return 1; | |
| } | |
| static __init int register_e820_pmem(void) | |
| { | |
| struct platform_device *pdev; | |
| int rc; | |
| rc = walk_iomem_res_desc(IORES_DESC_PERSISTENT_MEMORY_LEGACY, | |
| IORESOURCE_MEM, 0, -1, NULL, found); | |
| if (rc <= 0) | |
| return 0; | |
| /* | |
| * See drivers/nvdimm/e820.c for the implementation, this is | |
| * simply here to trigger the module to load on demand. | |
| */ | |
| pdev = platform_device_alloc("e820_pmem", -1); | |
| return platform_device_add(pdev); | |
| } | |
| device_initcall(register_e820_pmem); |