mirror of https://gitlab.com/qemu-project/qemu
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
/*
|
|
* QTest testcase for PowerNV XSCOM bus
|
|
*
|
|
* Copyright (c) 2016, IBM Corporation.
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or
|
|
* later. See the COPYING file in the top-level directory.
|
|
*/
|
|
#include "qemu/osdep.h"
|
|
|
|
#include "libqtest.h"
|
|
|
|
#include "pnv-xscom.h"
|
|
|
|
static uint64_t pnv_xscom_read(QTestState *qts, const PnvChip *chip,
|
|
uint32_t pcba)
|
|
{
|
|
return qtest_readq(qts, pnv_xscom_addr(chip, pcba));
|
|
}
|
|
|
|
static void test_xscom_cfam_id(QTestState *qts, const PnvChip *chip)
|
|
{
|
|
uint64_t f000f = pnv_xscom_read(qts, chip, 0xf000f);
|
|
|
|
g_assert_cmphex(f000f, ==, chip->cfam_id);
|
|
}
|
|
|
|
static void test_cfam_id(const void *data)
|
|
{
|
|
const PnvChip *chip = data;
|
|
const char *machine = "powernv8";
|
|
QTestState *qts;
|
|
|
|
if (chip->chip_type == PNV_CHIP_POWER9) {
|
|
machine = "powernv9";
|
|
} else if (chip->chip_type == PNV_CHIP_POWER10) {
|
|
machine = "powernv10";
|
|
}
|
|
|
|
qts = qtest_initf("-M %s -accel tcg -cpu %s",
|
|
machine, chip->cpu_model);
|
|
test_xscom_cfam_id(qts, chip);
|
|
qtest_quit(qts);
|
|
}
|
|
|
|
|
|
#define PNV_XSCOM_EX_CORE_BASE 0x10000000ull
|
|
#define PNV_XSCOM_EX_BASE(core) \
|
|
(PNV_XSCOM_EX_CORE_BASE | ((uint64_t)(core) << 24))
|
|
#define PNV_XSCOM_P9_EC_BASE(core) \
|
|
((uint64_t)(((core) & 0x1F) + 0x20) << 24)
|
|
#define PNV_XSCOM_P10_EC_BASE(core) \
|
|
((uint64_t)((((core) & ~0x3) + 0x20) << 24) + 0x20000 + \
|
|
(0x1000 << (3 - (core & 0x3))))
|
|
|
|
#define PNV_XSCOM_EX_DTS_RESULT0 0x50000
|
|
|
|
static void test_xscom_core(QTestState *qts, const PnvChip *chip)
|
|
{
|
|
if (chip->chip_type == PNV_CHIP_POWER10) {
|
|
uint32_t first_core_thread_state =
|
|
PNV_XSCOM_P10_EC_BASE(chip->first_core) + 0x412;
|
|
uint64_t thread_state;
|
|
|
|
thread_state = pnv_xscom_read(qts, chip, first_core_thread_state);
|
|
|
|
g_assert_cmphex(thread_state, ==, 0);
|
|
} else {
|
|
uint32_t first_core_dts0 = PNV_XSCOM_EX_DTS_RESULT0;
|
|
uint64_t dts0;
|
|
|
|
if (chip->chip_type == PNV_CHIP_POWER9) {
|
|
first_core_dts0 |= PNV_XSCOM_P9_EC_BASE(chip->first_core);
|
|
} else { /* POWER8 */
|
|
first_core_dts0 |= PNV_XSCOM_EX_BASE(chip->first_core);
|
|
}
|
|
|
|
dts0 = pnv_xscom_read(qts, chip, first_core_dts0);
|
|
|
|
g_assert_cmphex(dts0, ==, 0x26f024f023f0000ull);
|
|
}
|
|
}
|
|
|
|
static void test_core(const void *data)
|
|
{
|
|
const PnvChip *chip = data;
|
|
QTestState *qts;
|
|
const char *machine = "powernv8";
|
|
|
|
if (chip->chip_type == PNV_CHIP_POWER9) {
|
|
machine = "powernv9";
|
|
} else if (chip->chip_type == PNV_CHIP_POWER10) {
|
|
machine = "powernv10";
|
|
}
|
|
|
|
qts = qtest_initf("-M %s -accel tcg -cpu %s",
|
|
machine, chip->cpu_model);
|
|
test_xscom_core(qts, chip);
|
|
qtest_quit(qts);
|
|
}
|
|
|
|
static void add_test(const char *name, void (*test)(const void *data))
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(pnv_chips); i++) {
|
|
char *tname = g_strdup_printf("pnv-xscom/%s/%s", name,
|
|
pnv_chips[i].cpu_model);
|
|
qtest_add_data_func(tname, &pnv_chips[i], test);
|
|
g_free(tname);
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
g_test_init(&argc, &argv, NULL);
|
|
|
|
add_test("cfam_id", test_cfam_id);
|
|
add_test("core", test_core);
|
|
return g_test_run();
|
|
}
|