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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
#ifndef M5OPS_H
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#define M5OPS_H
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#if defined(__arm__)
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static void m5_checkpoint(void)
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{
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__asm__ __volatile__ ("mov r0, #0; mov r1, #0; mov r2, #0; mov r3, #0; .inst 0xEE000110 | (0x43 << 16);" : : : "r0", "r1", "r2", "r3");
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};
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static void m5_dumpstats(void)
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{
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__asm__ __volatile__ ("mov r0, #0; mov r1, #0; mov r2, #0; mov r3, #0; .inst 0xEE000110 | (0x41 << 16);" : : : "r0", "r1", "r2", "r3");
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};
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static void m5_exit()
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{
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__asm__ __volatile__ ("mov r0, #0; mov r1, #0; .inst 0xEE000110 | (0x21 << 16);" : : : "r0", "r1");
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};
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static void m5_fail_1(void)
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{
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__asm__ __volatile__ ("mov r0, #0; mov r1, #0; mov r2, #1; mov r3, #0; .inst 0xEE000110 | (0x22 << 16);" : : : "r0", "r1", "r2", "r3");
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};
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static void m5_resetstats(void)
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{
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__asm__ __volatile__ ("mov r0, #0; mov r1, #0; mov r2, #0; mov r3, #0; .inst 0xEE000110 | (0x40 << 16);" : : : "r0", "r1", "r2", "r3");
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};
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#elif defined(__aarch64__)
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static void m5_checkpoint(void)
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{
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__asm__ __volatile__ ("mov x0, #0; mov x1, #0; .inst 0xFF000110 | (0x43 << 16);" : : : "x0", "x1");
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};
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static void m5_dumpstats(void)
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{
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__asm__ __volatile__ ("mov x0, #0; mov x1, #0; .inst 0xFF000110 | (0x41 << 16);" : : : "x0", "x1");
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};
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static void m5_exit(void)
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{
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__asm__ __volatile__ ("mov x0, #0; .inst 0XFF000110 | (0x21 << 16);" : : : "x0");
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};
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static void m5_fail_1(void)
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{
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__asm__ __volatile__ ("mov x0, #0; mov x1, #1; .inst 0xFF000110 | (0x22 << 16);" : : : "x0", "x1");
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};
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static void m5_resetstats(void)
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{
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__asm__ __volatile__ ("mov x0, #0; mov x1, #0; .inst 0XFF000110 | (0x40 << 16);" : : : "x0", "x1");
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};
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#else
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static void m5_checkpoint(void) {};
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static void m5_dumpstats(void) {};
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static void m5_exit(void) {};
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static void m5_fail_1(void) {};
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static void m5_resetstats(void) {};
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#endif
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#endif
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