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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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8eb312c58d
Also start disassembling registers nicely dump_regs so we can have a single executable to handle all register queries.
18 lines
523 B
C
18 lines
523 B
C
#include <stdio.h>
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#include <inttypes.h>
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int main(void) {
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uint32_t cpsr;
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__asm__ ("mrs %0, cpsr" : "=r" (cpsr) : :);
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printf("CPSR 0x%" PRIX32 "\n", cpsr);
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/* https://github.com/cirosantilli/linux-kernel-module-cheat#arm-exception-levels */
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printf("CPSR.M 0x%" PRIX32 "\n", cpsr & 0xF);
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/* TODO this is blowing up an exception, how to I read from it? */
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/*uint32_t mvfr1;*/
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/*__asm__ ("vmrs %0, mvfr1" : "=r" (mvfr1) : :);*/
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/*printf("MVFR1 0x%" PRIX32 "\n", mvfr1);*/
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return 0;
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}
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