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https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 02:05:57 +01:00
54 lines
1.0 KiB
C
54 lines
1.0 KiB
C
#ifndef LKMC_ARM_H
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#define LKMC_ARM_H
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#if defined(__ASSEMBLER__)
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.syntax unified
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#endif
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#define LKMC_ASSERT_EQ(reg, const) \
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mov r0, reg; \
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ldr r1, const; \
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ldr r2, =__LINE__; \
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bl lkmc_assert_eq_32; \
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;
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#define LKMC_ASSERT_EQ_REG(reg1, reg2) \
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str reg2, [sp, -4]!; \
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mov r0, reg1; \
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ldr r1, [sp], 4; \
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ldr r2, =__LINE__; \
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bl lkmc_assert_eq_32; \
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;
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#define LKMC_ASSERT_FAIL \
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ldr r0, =__LINE__; \
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bl lkmc_assert_fail; \
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;
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#define LKMC_ASSERT_MEMCMP(label1, label2, size) \
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ldr r0, =label1; \
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ldr r1, =label2; \
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ldr r2, size; \
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ldr r3, =__LINE__; \
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bl lkmc_assert_memcmp; \
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;
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/* https://cirosantilli.com/linux-kernel-module-cheat#arm-calling-convention */
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#define LKMC_EPILOGUE \
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add sp, 16; \
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ldmia sp!, {r4-r12, lr}; \
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mov r0, 0; \
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bx lr; \
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;
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/* https://cirosantilli.com/linux-kernel-module-cheat#arm-calling-convention */
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#define LKMC_PROLOGUE \
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.text; \
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.global main; \
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main: \
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stmdb sp!, {r0-r12, lr}; \
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main_after_prologue: \
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;
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#endif
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