3rd-party/linux-kernel-module-cheat
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mmio print addr

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Ciro Santilli
2017-06-29 11:28:48 +01:00
parent 6b85ade34c
commit d26f3bb8dd
1 changed files with 1 additions and 1 deletions
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kernel_module/hw_min.c
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@@ -48,7 +48,7 @@ static int myinit(void)
major = register_chrdev(0, CDEV_NAME, &fops); major = register_chrdev(0, CDEV_NAME, &fops);
mmio = (void __iomem *)mmio_addr; mmio = (void __iomem *)mmio_addr;
if (request_mem_region(mmio_addr, MMIO_LEN, CDEV_NAME) == NULL) { if (request_mem_region(mmio_addr, MMIO_LEN, CDEV_NAME) == NULL) {
pr_info("request_mem_region\n"); pr_info("request_mem_region mmio = %p\n", mmio);
goto error; goto error;
} }
ioremap(mmio_addr, 8); ioremap(mmio_addr, 8);