diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index bb6a92f7f4..48749c1dc1 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -279,8 +279,13 @@ static void ahci_port_write(AHCIState *s, int port, int offset, uint32_t val) break; case PORT_CMD: /* Block any Read-only fields from being set; - * including LIST_ON and FIS_ON. */ - pr->cmd = (pr->cmd & PORT_CMD_RO_MASK) | (val & ~PORT_CMD_RO_MASK); + * including LIST_ON and FIS_ON. + * The spec requires to set ICC bits to zero after the ICC change + * is done. We don't support ICC state changes, therefore always + * force the ICC bits to zero. + */ + pr->cmd = (pr->cmd & PORT_CMD_RO_MASK) | + (val & ~(PORT_CMD_RO_MASK|PORT_CMD_ICC_MASK)); /* Check FIS RX and CLB engines, allow transition to false: */ ahci_cond_start_engines(&s->dev[port], true); diff --git a/tests/Makefile b/tests/Makefile index 2c4b8dc5ec..8d26736f1f 100644 --- a/tests/Makefile +++ b/tests/Makefile @@ -478,6 +478,7 @@ $(patsubst %, check-%, $(check-unit-y)): check-%: % $(patsubst %, check-report-qtest-%.xml, $(QTEST_TARGETS)): check-report-qtest-%.xml: $(check-qtest-y) $(call quiet-command,QTEST_QEMU_BINARY=$*-softmmu/qemu-system-$* \ + QTEST_QEMU_IMG=qemu-img$(EXESUF) \ gtester -q $(GTESTER_OPTIONS) -o $@ -m=$(SPEED) $(check-qtest-$*-y),"GTESTER $@") check-report-unit.xml: $(check-unit-y) diff --git a/tests/ide-test.c b/tests/ide-test.c index 78382e9c75..4a07e3a9d0 100644 --- a/tests/ide-test.c +++ b/tests/ide-test.c @@ -339,6 +339,31 @@ static void test_bmdma_short_prdt(void) assert_bit_clear(inb(IDE_BASE + reg_status), DF | ERR); } +static void test_bmdma_one_sector_short_prdt(void) +{ + uint8_t status; + + /* Read 2 sectors but only give 1 sector in PRDT */ + PrdtEntry prdt[] = { + { + .addr = 0, + .size = cpu_to_le32(0x200 | PRDT_EOT), + }, + }; + + /* Normal request */ + status = send_dma_request(CMD_READ_DMA, 0, 2, + prdt, ARRAY_SIZE(prdt)); + g_assert_cmphex(status, ==, 0); + assert_bit_clear(inb(IDE_BASE + reg_status), DF | ERR); + + /* Abort the request before it completes */ + status = send_dma_request(CMD_READ_DMA | CMDF_ABORT, 0, 2, + prdt, ARRAY_SIZE(prdt)); + g_assert_cmphex(status, ==, 0); + assert_bit_clear(inb(IDE_BASE + reg_status), DF | ERR); +} + static void test_bmdma_long_prdt(void) { uint8_t status; @@ -592,6 +617,8 @@ int main(int argc, char **argv) qtest_add_func("/ide/bmdma/setup", test_bmdma_setup); qtest_add_func("/ide/bmdma/simple_rw", test_bmdma_simple_rw); qtest_add_func("/ide/bmdma/short_prdt", test_bmdma_short_prdt); + qtest_add_func("/ide/bmdma/one_sector_short_prdt", + test_bmdma_one_sector_short_prdt); qtest_add_func("/ide/bmdma/long_prdt", test_bmdma_long_prdt); qtest_add_func("/ide/bmdma/no_busmaster", test_bmdma_no_busmaster); qtest_add_func("/ide/bmdma/teardown", test_bmdma_teardown);