blob: 519c5a0c5ee84c249da6e2901cbcbb5718b77abf [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0-only
/*
* SBI verification
*
* Copyright (C) 2023, Ventana Micro Systems Inc., Andrew Jones <ajones@ventanamicro.com>
*/
#include <libcflat.h>
#include <stdlib.h>
#include <asm/sbi.h>
static void help(void)
{
puts("Test SBI\n");
puts("An environ must be provided where expected values are given.\n");
}
static struct sbiret __base_sbi_ecall(int fid, unsigned long arg0)
{
return sbi_ecall(SBI_EXT_BASE, fid, arg0, 0, 0, 0, 0, 0);
}
static void check_base(void)
{
struct sbiret ret;
long expected;
report_prefix_push("base");
if (!getenv("MVENDORID")) {
report_skip("mvendorid: missing MVENDORID environment variable");
return;
}
report_prefix_push("mvendorid");
expected = strtol(getenv("MVENDORID"), NULL, 0);
ret = __base_sbi_ecall(SBI_EXT_BASE_GET_MVENDORID, 0);
report(!ret.error, "no sbi.error");
report(ret.value == expected, "expected sbi.value");
report_prefix_pop();
report_prefix_push("probe_ext");
expected = getenv("PROBE_EXT") ? strtol(getenv("PROBE_EXT"), NULL, 0) : 1;
ret = __base_sbi_ecall(SBI_EXT_BASE_PROBE_EXT, SBI_EXT_BASE);
report(!ret.error, "no sbi.error");
report(ret.value == expected, "expected sbi.value");
report_prefix_pop();
report_prefix_pop();
}
int main(int argc, char **argv)
{
if (argc > 1 && !strcmp(argv[1], "-h")) {
help();
exit(0);
}
report_prefix_push("sbi");
check_base();
return report_summary();
}