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hv: shell: add cpuid command

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Add cpuid shell command for test

Signed-off-by: Li, Fei1 <fei1.li@intel.com>
This commit is contained in:
Li, Fei1
2018-04-04 15:28:49 +08:00
committed by Jack Ren
parent c83bcded99
commit ace23b5088
3 changed files with 44 additions and 0 deletions
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28
hypervisor/debug/shell_internal.c
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@@ -1040,6 +1040,34 @@ int shell_set_loglevel(struct shell *p_shell, int argc, char **argv)
return status;
}
int shell_cpuid(struct shell *p_shell, int argc, char **argv)
{
char str[MAX_STR_SIZE] = {0};
uint32_t leaf, subleaf = 0;
uint32_t eax, ebx, ecx, edx;
if (argc == 2) {
leaf = strtoul(argv[1], NULL, 16);
} else if (argc == 3) {
leaf = strtoul(argv[1], NULL, 16);
subleaf = strtoul(argv[2], NULL, 16);
} else {
shell_puts(p_shell,
"Please enter correct cmd with "
"cpuid <leaf> [subleaf]\r\n");
return -EINVAL;
}
cpuid_subleaf(leaf, subleaf, &eax, &ebx, &ecx, &edx);
snprintf(str, MAX_STR_SIZE,
"cpuid leaf: 0x%x, subleaf: 0x%x, 0x%x:0x%x:0x%x:0x%x\r\n",
leaf, subleaf, eax, ebx, ecx, edx);
shell_puts(p_shell, str);
return 0;
}
int shell_terminate_serial(struct shell *p_shell)
{
/* Shell shouldn't own the serial port handle anymore. */