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arm gic: get closer to working, still failing though

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Define print functions for all system regs.
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Ciro Santilli 六四事件 法轮功
2019-07-31 00:00:00 +00:00
parent 3b93a2d65a
commit 75e2582970
6 changed files with 229 additions and 107 deletions
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11
lkmc.c
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@@ -69,14 +69,17 @@ void lkmc_print_newline() {
}
#if defined(__aarch64__)
#define LKMC_SYSREG_READ_WRITE(type, name) \
type LKMC_CONCAT(LKMC_CONCAT(LKMC_SYSREG_SYMBOL_PREFIX, name), _read(void)) { \
type name; \
#define LKMC_SYSREG_READ_WRITE(nbits, name) \
LKMC_CONCAT(LKMC_CONCAT(uint, nbits), _t) LKMC_CONCAT(LKMC_CONCAT(LKMC_SYSREG_SYMBOL_PREFIX, read_), name)(void) { \
LKMC_CONCAT(LKMC_CONCAT(uint, nbits), _t) name; \
__asm__ __volatile__("mrs %0, " #name : "=r" (name) : : ); \
return name; \
} \
void LKMC_CONCAT(LKMC_CONCAT(LKMC_SYSREG_SYMBOL_PREFIX, name), _write(type name)) { \
void LKMC_CONCAT(LKMC_CONCAT(LKMC_SYSREG_SYMBOL_PREFIX, write_), name)(LKMC_CONCAT(LKMC_CONCAT(uint, nbits), _t) name) { \
__asm__ __volatile__("msr " #name ", %0" : : "r" (name) : ); \
} \
void LKMC_CONCAT(LKMC_CONCAT(LKMC_SYSREG_SYMBOL_PREFIX, print_), name)(void) { \
printf("name 0x%" PRIX ## nbits "\n", LKMC_CONCAT(LKMC_CONCAT(LKMC_SYSREG_SYMBOL_PREFIX, read_), name)()); \
}
LKMC_SYSREG_OPS
#undef LKMC_SYSREG_READ_WRITE