Signed-off-by: Philippe Mathieu-Daudé <f4...@amsat.org> Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com> --- tests/sdhci-test.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/tests/sdhci-test.c b/tests/sdhci-test.c index 1105e07093..e961f2b997 100644 --- a/tests/sdhci-test.c +++ b/tests/sdhci-test.c @@ -62,6 +62,15 @@ static uint64_t sdhci_readq(QSDHCI *s, uintptr_t base, uint32_t reg) return val; } +static void sdhci_writeq(QSDHCI *s, uintptr_t base, uint32_t reg, uint64_t val) +{ + if (s->pci.dev) { + qpci_memwrite(s->pci.dev, s->pci.mem_bar, reg, &val, sizeof(val)); + } else { + qtest_writeq(global_qtest, base + reg, val); + } +} + static void check_capab_capareg(QSDHCI *s, uintptr_t addr, uint64_t expec_capab) { uint64_t capab; @@ -70,6 +79,20 @@ static void check_capab_capareg(QSDHCI *s, uintptr_t addr, uint64_t expec_capab) g_assert_cmphex(capab, ==, expec_capab); } +static void check_capab_readonly(QSDHCI *s, uintptr_t addr) +{ + const uint64_t vrand = 0x123456789abcdef; + uint64_t capab0, capab1; + + capab0 = sdhci_readq(s, addr, SDHC_CAPAB); + g_assert_cmpuint(capab0, !=, vrand); + + sdhci_writeq(s, addr, SDHC_CAPAB, vrand); + capab1 = sdhci_readq(s, addr, SDHC_CAPAB); + g_assert_cmpuint(capab1, !=, vrand); + g_assert_cmpuint(capab1, ==, capab0); +} + static QSDHCI *machine_start(const struct sdhci_t *test) { QSDHCI *s = g_new0(QSDHCI, 1); @@ -115,6 +138,7 @@ static void test_machine(const void *data) s = machine_start(test); check_capab_capareg(s, test->sdhci.addr, test->sdhci.capab.reg); + check_capab_readonly(s, test->sdhci.addr); machine_stop(s); } -- 2.16.1