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https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 18:25:57 +01:00
dae60aa248
Then inside, split packages/lkmc into kernel_modules and userland, to keep userland out of the kernel_modules parent path, which makes no sense. Copy built modules and userland to the output rootfs overlay. Document Linux distro tradeoffs.
25 lines
596 B
C
25 lines
596 B
C
/* https://github.com/cirosantilli/linux-kernel-module-cheat#ring0 */
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include "../ring0.h"
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static int myinit(void)
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{
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#if defined(__x86_64__) || defined(__i386__)
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Ring0Regs ring0_regs;
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ring0_get_control_regs(&ring0_regs);
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pr_info("cr0 = 0x%8.8llX\n", (unsigned long long)ring0_regs.cr0);
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pr_info("cr2 = 0x%8.8llX\n", (unsigned long long)ring0_regs.cr2);
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pr_info("cr3 = 0x%8.8llX\n", (unsigned long long)ring0_regs.cr3);
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#endif
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return 0;
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}
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static void myexit(void) {}
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module_init(myinit)
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module_exit(myexit)
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MODULE_LICENSE("GPL");
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