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| author | Louis Burda <quent.burda@gmail.com> | 2022-11-22 15:03:02 +0100 |
|---|---|---|
| committer | Louis Burda <quent.burda@gmail.com> | 2022-11-22 15:03:02 +0100 |
| commit | 82d56ef77c114ac0b375fef04cea3a50f10f1843 (patch) | |
| tree | 397acfbcb5f1c2584a03f6201d95120d6f299361 /test/access-detect_guest.c | |
| parent | afe49b52f6b2ac52efe8e610e64ee07c7c2efef4 (diff) | |
| download | cachepc-82d56ef77c114ac0b375fef04cea3a50f10f1843.tar.gz cachepc-82d56ef77c114ac0b375fef04cea3a50f10f1843.zip | |
Improved single stepping and added initial cpuid events
Diffstat (limited to 'test/access-detect_guest.c')
| -rw-r--r-- | test/access-detect_guest.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/access-detect_guest.c b/test/access-detect_guest.c new file mode 100644 index 0000000..442c88c --- /dev/null +++ b/test/access-detect_guest.c @@ -0,0 +1,26 @@ +#include "cachepc/uapi.h" + +#include <err.h> +#include <unistd.h> +#include <stdint.h> +#include <string.h> +#include <stdlib.h> + +int +main(int argc, const char **argv) +{ + void *buf; + + buf = NULL; + if (posix_memalign(&buf, L1_LINESIZE * L1_SETS, L1_LINESIZE * L1_SETS)) + err(1, "memalign"); + memset(buf, 0, L1_LINESIZE * L1_SETS); + + while (1) { + CPC_CPUID_SIGNAL(CPC_CPUID_START_TRACK, 0); + + *(uint8_t *)(buf + L1_LINESIZE * 5) += 1; + + CPC_CPUID_SIGNAL(CPC_CPUID_START_TRACK, 0); + } +} |
