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- /*
- * Copyright (c) 2015, Christoph Hellwig.
- * Copyright (c) 2015, Intel Corporation.
- */
- #include <linux/platform_device.h>
- #include <linux/module.h>
- #include <linux/ioport.h>
- static int found(u64 start, u64 end, void *data)
- {
- return 1;
- }
- static __init int register_e820_pmem(void)
- {
- char *pmem = "Persistent Memory (legacy)";
- struct platform_device *pdev;
- int rc;
- rc = walk_iomem_res(pmem, 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);
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