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-rw-r--r--tests/ahci-test.c137
-rw-r--r--tests/libqos/ahci.c124
-rw-r--r--tests/libqos/ahci.h42
-rw-r--r--tests/libqtest.c13
-rw-r--r--tests/libqtest.h22
5 files changed, 307 insertions, 31 deletions
diff --git a/tests/ahci-test.c b/tests/ahci-test.c
index 70bcafa9e4..ef17629345 100644
--- a/tests/ahci-test.c
+++ b/tests/ahci-test.c
@@ -1473,8 +1473,13 @@ static int ahci_cb_cmp_buff(AHCIQState *ahci, AHCICommand *cmd,
const AHCIOpts *opts)
{
unsigned char *tx = opts->opaque;
- unsigned char *rx = g_malloc0(opts->size);
+ unsigned char *rx;
+ if (!opts->size) {
+ return 0;
+ }
+
+ rx = g_malloc0(opts->size);
bufread(opts->buffer, rx, opts->size);
g_assert_cmphex(memcmp(tx, rx, opts->size), ==, 0);
g_free(rx);
@@ -1482,7 +1487,8 @@ static int ahci_cb_cmp_buff(AHCIQState *ahci, AHCICommand *cmd,
return 0;
}
-static void ahci_test_cdrom(int nsectors, bool dma)
+static void ahci_test_cdrom(int nsectors, bool dma, uint8_t cmd,
+ bool override_bcl, uint16_t bcl)
{
AHCIQState *ahci;
unsigned char *tx;
@@ -1493,10 +1499,13 @@ static void ahci_test_cdrom(int nsectors, bool dma)
.atapi = true,
.atapi_dma = dma,
.post_cb = ahci_cb_cmp_buff,
+ .set_bcl = override_bcl,
+ .bcl = bcl,
};
+ uint64_t iso_size = ATAPI_SECTOR_SIZE * (nsectors + 1);
/* Prepare ISO and fill 'tx' buffer */
- fd = prepare_iso(1024 * 1024, &tx, &iso);
+ fd = prepare_iso(iso_size, &tx, &iso);
opts.opaque = tx;
/* Standard startup wonkery, but use ide-cd and our special iso file */
@@ -1505,7 +1514,7 @@ static void ahci_test_cdrom(int nsectors, bool dma)
"-device ide-cd,drive=drive0 ", iso);
/* Build & Send AHCI command */
- ahci_exec(ahci, ahci_port_select(ahci), CMD_ATAPI_READ_10, &opts);
+ ahci_exec(ahci, ahci_port_select(ahci), cmd, &opts);
/* Cleanup */
g_free(tx);
@@ -1513,24 +1522,133 @@ static void ahci_test_cdrom(int nsectors, bool dma)
remove_iso(fd, iso);
}
+static void ahci_test_cdrom_read10(int nsectors, bool dma)
+{
+ ahci_test_cdrom(nsectors, dma, CMD_ATAPI_READ_10, false, 0);
+}
+
static void test_cdrom_dma(void)
{
- ahci_test_cdrom(1, true);
+ ahci_test_cdrom_read10(1, true);
}
static void test_cdrom_dma_multi(void)
{
- ahci_test_cdrom(3, true);
+ ahci_test_cdrom_read10(3, true);
}
static void test_cdrom_pio(void)
{
- ahci_test_cdrom(1, false);
+ ahci_test_cdrom_read10(1, false);
}
static void test_cdrom_pio_multi(void)
{
- ahci_test_cdrom(3, false);
+ ahci_test_cdrom_read10(3, false);
+}
+
+/* Regression test: Test that a READ_CD command with a BCL of 0 but a size of 0
+ * completes as a NOP instead of erroring out. */
+static void test_atapi_bcl(void)
+{
+ ahci_test_cdrom(0, false, CMD_ATAPI_READ_CD, true, 0);
+}
+
+
+static void atapi_wait_tray(bool open)
+{
+ QDict *rsp = qmp_eventwait_ref("DEVICE_TRAY_MOVED");
+ QDict *data = qdict_get_qdict(rsp, "data");
+ if (open) {
+ g_assert(qdict_get_bool(data, "tray-open"));
+ } else {
+ g_assert(!qdict_get_bool(data, "tray-open"));
+ }
+ QDECREF(rsp);
+}
+
+static void test_atapi_tray(void)
+{
+ AHCIQState *ahci;
+ unsigned char *tx;
+ char *iso;
+ int fd;
+ uint8_t port, sense, asc;
+ uint64_t iso_size = ATAPI_SECTOR_SIZE;
+ QDict *rsp;
+
+ fd = prepare_iso(iso_size, &tx, &iso);
+ ahci = ahci_boot_and_enable("-drive if=none,id=drive0,file=%s,format=raw "
+ "-M q35 "
+ "-device ide-cd,drive=drive0 ", iso);
+ port = ahci_port_select(ahci);
+
+ ahci_atapi_eject(ahci, port);
+ atapi_wait_tray(true);
+
+ ahci_atapi_load(ahci, port);
+ atapi_wait_tray(false);
+
+ /* Remove media */
+ qmp_async("{'execute': 'blockdev-open-tray', "
+ "'arguments': {'device': 'drive0'}}");
+ atapi_wait_tray(true);
+ rsp = qmp_receive();
+ QDECREF(rsp);
+
+ qmp_discard_response("{'execute': 'x-blockdev-remove-medium', "
+ "'arguments': {'device': 'drive0'}}");
+
+ /* Test the tray without a medium */
+ ahci_atapi_load(ahci, port);
+ atapi_wait_tray(false);
+
+ ahci_atapi_eject(ahci, port);
+ atapi_wait_tray(true);
+
+ /* Re-insert media */
+ qmp_discard_response("{'execute': 'blockdev-add', "
+ "'arguments': {'node-name': 'node0', "
+ "'driver': 'raw', "
+ "'file': { 'driver': 'file', "
+ "'filename': %s }}}", iso);
+ qmp_discard_response("{'execute': 'x-blockdev-insert-medium',"
+ "'arguments': { 'device': 'drive0', "
+ "'node-name': 'node0' }}");
+
+ /* Again, the event shows up first */
+ qmp_async("{'execute': 'blockdev-close-tray', "
+ "'arguments': {'device': 'drive0'}}");
+ atapi_wait_tray(false);
+ rsp = qmp_receive();
+ QDECREF(rsp);
+
+ /* Now, to convince ATAPI we understand the media has changed... */
+ ahci_atapi_test_ready(ahci, port, false, SENSE_NOT_READY);
+ ahci_atapi_get_sense(ahci, port, &sense, &asc);
+ g_assert_cmpuint(sense, ==, SENSE_NOT_READY);
+ g_assert_cmpuint(asc, ==, ASC_MEDIUM_NOT_PRESENT);
+
+ ahci_atapi_test_ready(ahci, port, false, SENSE_UNIT_ATTENTION);
+ ahci_atapi_get_sense(ahci, port, &sense, &asc);
+ g_assert_cmpuint(sense, ==, SENSE_UNIT_ATTENTION);
+ g_assert_cmpuint(asc, ==, ASC_MEDIUM_MAY_HAVE_CHANGED);
+
+ ahci_atapi_test_ready(ahci, port, true, SENSE_NO_SENSE);
+ ahci_atapi_get_sense(ahci, port, &sense, &asc);
+ g_assert_cmpuint(sense, ==, SENSE_NO_SENSE);
+
+ /* Final tray test. */
+ ahci_atapi_eject(ahci, port);
+ atapi_wait_tray(true);
+
+ ahci_atapi_load(ahci, port);
+ atapi_wait_tray(false);
+
+ /* Cleanup */
+ g_free(tx);
+ ahci_shutdown(ahci);
+ remove_iso(fd, iso);
}
/******************************************************************************/
@@ -1822,6 +1940,9 @@ int main(int argc, char **argv)
qtest_add_func("/ahci/cdrom/pio/single", test_cdrom_pio);
qtest_add_func("/ahci/cdrom/pio/multi", test_cdrom_pio_multi);
+ qtest_add_func("/ahci/cdrom/pio/bcl", test_atapi_bcl);
+ qtest_add_func("/ahci/cdrom/eject", test_atapi_tray);
+
ret = g_test_run();
/* Cleanup */
diff --git a/tests/libqos/ahci.c b/tests/libqos/ahci.c
index 5180d65279..1ca7f456b5 100644
--- a/tests/libqos/ahci.c
+++ b/tests/libqos/ahci.c
@@ -86,6 +86,7 @@ struct AHCICommand {
uint8_t name;
uint8_t port;
uint8_t slot;
+ uint8_t errors;
uint32_t interrupts;
uint64_t xbytes;
uint32_t prd_size;
@@ -402,12 +403,14 @@ void ahci_port_clear(AHCIQState *ahci, uint8_t port)
/**
* Check a port for errors.
*/
-void ahci_port_check_error(AHCIQState *ahci, uint8_t port)
+void ahci_port_check_error(AHCIQState *ahci, uint8_t port,
+ uint32_t imask, uint8_t emask)
{
uint32_t reg;
/* The upper 9 bits of the IS register all indicate errors. */
reg = ahci_px_rreg(ahci, port, AHCI_PX_IS);
+ reg &= ~imask;
reg >>= 23;
g_assert_cmphex(reg, ==, 0);
@@ -417,8 +420,13 @@ void ahci_port_check_error(AHCIQState *ahci, uint8_t port)
/* The TFD also has two error sections. */
reg = ahci_px_rreg(ahci, port, AHCI_PX_TFD);
- ASSERT_BIT_CLEAR(reg, AHCI_PX_TFD_STS_ERR);
- ASSERT_BIT_CLEAR(reg, AHCI_PX_TFD_ERR);
+ if (!emask) {
+ ASSERT_BIT_CLEAR(reg, AHCI_PX_TFD_STS_ERR);
+ } else {
+ ASSERT_BIT_SET(reg, AHCI_PX_TFD_STS_ERR);
+ }
+ ASSERT_BIT_CLEAR(reg, AHCI_PX_TFD_ERR & (~emask << 8));
+ ASSERT_BIT_SET(reg, AHCI_PX_TFD_ERR & (emask << 8));
}
void ahci_port_check_interrupts(AHCIQState *ahci, uint8_t port,
@@ -633,7 +641,8 @@ void ahci_exec(AHCIQState *ahci, uint8_t port,
/* Command creation */
if (opts->atapi) {
- cmd = ahci_atapi_command_create(op);
+ uint16_t bcl = opts->set_bcl ? opts->bcl : ATAPI_SECTOR_SIZE;
+ cmd = ahci_atapi_command_create(op, bcl);
if (opts->atapi_dma) {
ahci_command_enable_atapi_dma(cmd);
}
@@ -864,19 +873,82 @@ AHCICommand *ahci_command_create(uint8_t command_name)
return cmd;
}
-AHCICommand *ahci_atapi_command_create(uint8_t scsi_cmd)
+AHCICommand *ahci_atapi_command_create(uint8_t scsi_cmd, uint16_t bcl)
{
AHCICommand *cmd = ahci_command_create(CMD_PACKET);
cmd->atapi_cmd = g_malloc0(16);
cmd->atapi_cmd[0] = scsi_cmd;
- /* ATAPI needs a PIO transfer chunk size set inside of the LBA registers.
- * The block/sector size is a natural default. */
- cmd->fis.lba_lo[1] = ATAPI_SECTOR_SIZE >> 8 & 0xFF;
- cmd->fis.lba_lo[2] = ATAPI_SECTOR_SIZE & 0xFF;
-
+ stw_le_p(&cmd->fis.lba_lo[1], bcl);
return cmd;
}
+void ahci_atapi_test_ready(AHCIQState *ahci, uint8_t port,
+ bool ready, uint8_t expected_sense)
+{
+ AHCICommand *cmd = ahci_atapi_command_create(CMD_ATAPI_TEST_UNIT_READY, 0);
+ ahci_command_set_size(cmd, 0);
+ if (!ready) {
+ cmd->interrupts |= AHCI_PX_IS_TFES;
+ cmd->errors |= expected_sense << 4;
+ }
+ ahci_command_commit(ahci, cmd, port);
+ ahci_command_issue(ahci, cmd);
+ ahci_command_verify(ahci, cmd);
+ ahci_command_free(cmd);
+}
+
+static int copy_buffer(AHCIQState *ahci, AHCICommand *cmd,
+ const AHCIOpts *opts)
+{
+ unsigned char *rx = opts->opaque;
+ bufread(opts->buffer, rx, opts->size);
+ return 0;
+}
+
+void ahci_atapi_get_sense(AHCIQState *ahci, uint8_t port,
+ uint8_t *sense, uint8_t *asc)
+{
+ unsigned char *rx;
+ AHCIOpts opts = {
+ .size = 18,
+ .atapi = true,
+ .post_cb = copy_buffer,
+ };
+ rx = g_malloc(18);
+ opts.opaque = rx;
+
+ ahci_exec(ahci, port, CMD_ATAPI_REQUEST_SENSE, &opts);
+
+ *sense = rx[2];
+ *asc = rx[12];
+
+ g_free(rx);
+}
+
+void ahci_atapi_eject(AHCIQState *ahci, uint8_t port)
+{
+ AHCICommand *cmd = ahci_atapi_command_create(CMD_ATAPI_START_STOP_UNIT, 0);
+ ahci_command_set_size(cmd, 0);
+
+ cmd->atapi_cmd[4] = 0x02; /* loej = true */
+ ahci_command_commit(ahci, cmd, port);
+ ahci_command_issue(ahci, cmd);
+ ahci_command_verify(ahci, cmd);
+ ahci_command_free(cmd);
+}
+
+void ahci_atapi_load(AHCIQState *ahci, uint8_t port)
+{
+ AHCICommand *cmd = ahci_atapi_command_create(CMD_ATAPI_START_STOP_UNIT, 0);
+ ahci_command_set_size(cmd, 0);
+
+ cmd->atapi_cmd[4] = 0x03; /* loej,start = true */
+ ahci_command_commit(ahci, cmd, port);
+ ahci_command_issue(ahci, cmd);
+ ahci_command_verify(ahci, cmd);
+ ahci_command_free(cmd);
+}
+
void ahci_command_free(AHCICommand *cmd)
{
g_free(cmd->atapi_cmd);
@@ -901,12 +973,22 @@ static void ahci_atapi_command_set_offset(AHCICommand *cmd, uint64_t lba)
switch (cbd[0]) {
case CMD_ATAPI_READ_10:
+ case CMD_ATAPI_READ_CD:
g_assert_cmpuint(lba, <=, UINT32_MAX);
stl_be_p(&cbd[2], lba);
break;
+ case CMD_ATAPI_REQUEST_SENSE:
+ case CMD_ATAPI_TEST_UNIT_READY:
+ case CMD_ATAPI_START_STOP_UNIT:
+ g_assert_cmpuint(lba, ==, 0x00);
+ break;
default:
/* SCSI doesn't have uniform packet formats,
* so you have to add support for it manually. Sorry! */
+ fprintf(stderr, "The Libqos AHCI driver does not support the "
+ "set_offset operation for ATAPI command 0x%02x, "
+ "please add support.\n",
+ cbd[0]);
g_assert_not_reached();
}
}
@@ -951,6 +1033,7 @@ static void ahci_atapi_set_size(AHCICommand *cmd, uint64_t xbytes)
{
unsigned char *cbd = cmd->atapi_cmd;
uint64_t nsectors = xbytes / 2048;
+ uint32_t tmp;
g_assert(cbd);
switch (cbd[0]) {
@@ -958,9 +1041,28 @@ static void ahci_atapi_set_size(AHCICommand *cmd, uint64_t xbytes)
g_assert_cmpuint(nsectors, <=, UINT16_MAX);
stw_be_p(&cbd[7], nsectors);
break;
+ case CMD_ATAPI_READ_CD:
+ /* 24bit BE store */
+ g_assert_cmpuint(nsectors, <, 1ULL << 24);
+ tmp = nsectors;
+ cbd[6] = (tmp & 0xFF0000) >> 16;
+ cbd[7] = (tmp & 0xFF00) >> 8;
+ cbd[8] = (tmp & 0xFF);
+ break;
+ case CMD_ATAPI_REQUEST_SENSE:
+ g_assert_cmpuint(xbytes, <=, UINT8_MAX);
+ cbd[4] = (uint8_t)xbytes;
+ break;
+ case CMD_ATAPI_TEST_UNIT_READY:
+ case CMD_ATAPI_START_STOP_UNIT:
+ g_assert_cmpuint(xbytes, ==, 0);
+ break;
default:
/* SCSI doesn't have uniform packet formats,
* so you have to add support for it manually. Sorry! */
+ fprintf(stderr, "The Libqos AHCI driver does not support the set_size "
+ "operation for ATAPI command 0x%02x, please add support.\n",
+ cbd[0]);
g_assert_not_reached();
}
}
@@ -1105,7 +1207,7 @@ void ahci_command_verify(AHCIQState *ahci, AHCICommand *cmd)
uint8_t slot = cmd->slot;
uint8_t port = cmd->port;
- ahci_port_check_error(ahci, port);
+ ahci_port_check_error(ahci, port, cmd->interrupts, cmd->errors);
ahci_port_check_interrupts(ahci, port, cmd->interrupts);
ahci_port_check_nonbusy(ahci, port, slot);
ahci_port_check_cmd_sanity(ahci, cmd);
diff --git a/tests/libqos/ahci.h b/tests/libqos/ahci.h
index caaafe3fdf..5f9627bb0f 100644
--- a/tests/libqos/ahci.h
+++ b/tests/libqos/ahci.h
@@ -287,7 +287,22 @@ enum {
/* ATAPI Commands */
enum {
- CMD_ATAPI_READ_10 = 0x28,
+ CMD_ATAPI_TEST_UNIT_READY = 0x00,
+ CMD_ATAPI_REQUEST_SENSE = 0x03,
+ CMD_ATAPI_START_STOP_UNIT = 0x1b,
+ CMD_ATAPI_READ_10 = 0x28,
+ CMD_ATAPI_READ_CD = 0xbe,
+};
+
+enum {
+ SENSE_NO_SENSE = 0x00,
+ SENSE_NOT_READY = 0x02,
+ SENSE_UNIT_ATTENTION = 0x06,
+};
+
+enum {
+ ASC_MEDIUM_MAY_HAVE_CHANGED = 0x28,
+ ASC_MEDIUM_NOT_PRESENT = 0x3a,
};
/* AHCI Command Header Flags & Masks*/
@@ -462,12 +477,14 @@ typedef struct AHCICommand AHCICommand;
/* Options to ahci_exec */
typedef struct AHCIOpts {
- size_t size;
- unsigned prd_size;
- uint64_t lba;
- uint64_t buffer;
- bool atapi;
- bool atapi_dma;
+ size_t size; /* Size of transfer */
+ unsigned prd_size; /* Size per-each PRD */
+ bool set_bcl; /* Override the default BCL of ATAPI_SECTOR_SIZE */
+ unsigned bcl; /* Byte Count Limit, for ATAPI PIO */
+ uint64_t lba; /* Starting LBA offset */
+ uint64_t buffer; /* Pointer to source or destination guest buffer */
+ bool atapi; /* ATAPI command? */
+ bool atapi_dma; /* Use DMA for ATAPI? */
bool error;
int (*pre_cb)(AHCIQState*, AHCICommand*, const struct AHCIOpts *);
int (*mid_cb)(AHCIQState*, AHCICommand*, const struct AHCIOpts *);
@@ -573,7 +590,8 @@ void ahci_set_command_header(AHCIQState *ahci, uint8_t port,
void ahci_destroy_command(AHCIQState *ahci, uint8_t port, uint8_t slot);
/* AHCI sanity check routines */
-void ahci_port_check_error(AHCIQState *ahci, uint8_t port);
+void ahci_port_check_error(AHCIQState *ahci, uint8_t port,
+ uint32_t imask, uint8_t emask);
void ahci_port_check_interrupts(AHCIQState *ahci, uint8_t port,
uint32_t intr_mask);
void ahci_port_check_nonbusy(AHCIQState *ahci, uint8_t port, uint8_t slot);
@@ -596,10 +614,16 @@ void ahci_io(AHCIQState *ahci, uint8_t port, uint8_t ide_cmd,
void *buffer, size_t bufsize, uint64_t sector);
void ahci_exec(AHCIQState *ahci, uint8_t port,
uint8_t op, const AHCIOpts *opts);
+void ahci_atapi_test_ready(AHCIQState *ahci, uint8_t port, bool ready,
+ uint8_t expected_sense);
+void ahci_atapi_get_sense(AHCIQState *ahci, uint8_t port,
+ uint8_t *sense, uint8_t *asc);
+void ahci_atapi_eject(AHCIQState *ahci, uint8_t port);
+void ahci_atapi_load(AHCIQState *ahci, uint8_t port);
/* Command: Fine-grained lifecycle */
AHCICommand *ahci_command_create(uint8_t command_name);
-AHCICommand *ahci_atapi_command_create(uint8_t scsi_cmd);
+AHCICommand *ahci_atapi_command_create(uint8_t scsi_cmd, uint16_t bcl);
void ahci_command_commit(AHCIQState *ahci, AHCICommand *cmd, uint8_t port);
void ahci_command_issue(AHCIQState *ahci, AHCICommand *cmd);
void ahci_command_issue_async(AHCIQState *ahci, AHCICommand *cmd);
diff --git a/tests/libqtest.c b/tests/libqtest.c
index d4e6bff121..6f6975248f 100644
--- a/tests/libqtest.c
+++ b/tests/libqtest.c
@@ -533,7 +533,7 @@ void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...)
QDECREF(response);
}
-void qtest_qmp_eventwait(QTestState *s, const char *event)
+QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event)
{
QDict *response;
@@ -541,13 +541,20 @@ void qtest_qmp_eventwait(QTestState *s, const char *event)
response = qtest_qmp_receive(s);
if ((qdict_haskey(response, "event")) &&
(strcmp(qdict_get_str(response, "event"), event) == 0)) {
- QDECREF(response);
- break;
+ return response;
}
QDECREF(response);
}
}
+void qtest_qmp_eventwait(QTestState *s, const char *event)
+{
+ QDict *response;
+
+ response = qtest_qmp_eventwait_ref(s, event);
+ QDECREF(response);
+}
+
char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap)
{
char *cmd;
diff --git a/tests/libqtest.h b/tests/libqtest.h
index 0224f06d65..90f182e1d8 100644
--- a/tests/libqtest.h
+++ b/tests/libqtest.h
@@ -114,6 +114,16 @@ QDict *qtest_qmp_receive(QTestState *s);
void qtest_qmp_eventwait(QTestState *s, const char *event);
/**
+ * qtest_qmp_eventwait_ref:
+ * @s: #QTestState instance to operate on.
+ * @s: #event event to wait for.
+ *
+ * Continuosly polls for QMP responses until it receives the desired event.
+ * Returns a copy of the event for further investigation.
+ */
+QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event);
+
+/**
* qtest_hmpv:
* @s: #QTestState instance to operate on.
* @fmt...: HMP command to send to QEMU
@@ -559,6 +569,18 @@ static inline void qmp_eventwait(const char *event)
}
/**
+ * qmp_eventwait_ref:
+ * @s: #event event to wait for.
+ *
+ * Continuosly polls for QMP responses until it receives the desired event.
+ * Returns a copy of the event for further investigation.
+ */
+static inline QDict *qmp_eventwait_ref(const char *event)
+{
+ return qtest_qmp_eventwait_ref(global_qtest, event);
+}
+
+/**
* hmp:
* @fmt...: HMP command to send to QEMU
*
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-22 05:43:34 +0000