#include "libqos/libqos.h"
#include "libqos/pci-pc.h"
#include "libqos/malloc-pc.h"
-
+#include "qapi/qmp/qdict.h"
#include "qemu-common.h"
#include "qemu/bswap.h"
#include "hw/pci/pci_ids.h"
#include "hw/pci/pci_regs.h"
+/* TODO actually test the results and get rid of this */
+#define qmp_discard_response(...) qobject_unref(qmp(__VA_ARGS__))
+
#define TEST_IMAGE_SIZE 64 * 1024 * 1024
#define IDE_PCI_DEV 1
enum {
reg_data = 0x0,
reg_feature = 0x1,
+ reg_error = 0x1,
reg_nsectors = 0x2,
reg_lba_low = 0x3,
reg_lba_middle = 0x4,
ERR = 0x01,
};
+/* Error field */
+enum {
+ ABRT = 0x04,
+};
+
enum {
DEV = 0x10,
LBA = 0x40,
};
enum {
+ CMD_DSM = 0x06,
CMD_READ_DMA = 0xc8,
CMD_WRITE_DMA = 0xca,
CMD_FLUSH_CACHE = 0xe7,
va_end(ap);
qtest_start(cmdline);
- guest_malloc = pc_alloc_init();
+ guest_malloc = pc_alloc_init(global_qtest);
g_free(cmdline);
}
uint16_t vendor_id, device_id;
if (!pcibus) {
- pcibus = qpci_init_pc(NULL);
+ pcibus = qpci_init_pc(global_qtest, NULL);
}
/* Find PCI device and verify it's the right one */
#define assert_bit_set(data, mask) g_assert_cmphex((data) & (mask), ==, (mask))
#define assert_bit_clear(data, mask) g_assert_cmphex((data) & (mask), ==, 0)
+static uint64_t trim_range_le(uint64_t sector, uint16_t count)
+{
+ /* 2-byte range, 6-byte LBA */
+ return cpu_to_le64(((uint64_t)count << 48) + sector);
+}
+
static int send_dma_request(int cmd, uint64_t sector, int nb_sectors,
PrdtEntry *prdt, int prdt_entries,
void(*post_exec)(QPCIDevice *dev, QPCIBar ide_bar,
* the SCSI command being sent in the packet, too. */
from_dev = true;
break;
+ case CMD_DSM:
case CMD_WRITE_DMA:
from_dev = false;
break;
/* Enables ATAPI DMA; otherwise PIO is attempted */
qpci_io_writeb(dev, ide_bar, reg_feature, 0x01);
} else {
+ if (cmd == CMD_DSM) {
+ /* trim bit */
+ qpci_io_writeb(dev, ide_bar, reg_feature, 0x01);
+ }
qpci_io_writeb(dev, ide_bar, reg_nsectors, nb_sectors);
qpci_io_writeb(dev, ide_bar, reg_lba_low, sector & 0xff);
qpci_io_writeb(dev, ide_bar, reg_lba_middle, (sector >> 8) & 0xff);
g_free(cmpbuf);
}
+static void test_bmdma_trim(void)
+{
+ QPCIDevice *dev;
+ QPCIBar bmdma_bar, ide_bar;
+ uint8_t status;
+ const uint64_t trim_range[] = { trim_range_le(0, 2),
+ trim_range_le(6, 8),
+ trim_range_le(10, 1),
+ };
+ const uint64_t bad_range = trim_range_le(TEST_IMAGE_SIZE / 512 - 1, 2);
+ size_t len = 512;
+ uint8_t *buf;
+ uintptr_t guest_buf = guest_alloc(guest_malloc, len);
+
+ PrdtEntry prdt[] = {
+ {
+ .addr = cpu_to_le32(guest_buf),
+ .size = cpu_to_le32(len | PRDT_EOT),
+ },
+ };
+
+ dev = get_pci_device(&bmdma_bar, &ide_bar);
+
+ buf = g_malloc(len);
+
+ /* Normal request */
+ *((uint64_t *)buf) = trim_range[0];
+ *((uint64_t *)buf + 1) = trim_range[1];
+
+ memwrite(guest_buf, buf, 2 * sizeof(uint64_t));
+
+ status = send_dma_request(CMD_DSM, 0, 1, prdt,
+ ARRAY_SIZE(prdt), NULL);
+ g_assert_cmphex(status, ==, BM_STS_INTR);
+ assert_bit_clear(qpci_io_readb(dev, ide_bar, reg_status), DF | ERR);
+
+ /* Request contains invalid range */
+ *((uint64_t *)buf) = trim_range[2];
+ *((uint64_t *)buf + 1) = bad_range;
+
+ memwrite(guest_buf, buf, 2 * sizeof(uint64_t));
+
+ status = send_dma_request(CMD_DSM, 0, 1, prdt,
+ ARRAY_SIZE(prdt), NULL);
+ g_assert_cmphex(status, ==, BM_STS_INTR);
+ assert_bit_set(qpci_io_readb(dev, ide_bar, reg_status), ERR);
+ assert_bit_set(qpci_io_readb(dev, ide_bar, reg_error), ABRT);
+
+ free_pci_device(dev);
+ g_free(buf);
+}
+
static void test_bmdma_short_prdt(void)
{
QPCIDevice *dev;
QPCIDevice *dev;
QPCIBar bmdma_bar, ide_bar;
uint8_t data;
- const char *s;
prepare_blkdebug_script(debug_path, "flush_to_disk");
qmp_eventwait("STOP");
/* Complete the command */
- s = "{'execute':'cont' }";
- qmp_discard_response(s);
+ qmp_discard_response("{'execute':'cont' }");
/* Check registers */
data = qpci_io_readb(dev, ide_bar, reg_device);
ide_test_quit();
}
+static void test_flush_empty_drive(void)
+{
+ QPCIDevice *dev;
+ QPCIBar bmdma_bar, ide_bar;
+
+ ide_test_start("-device ide-cd,bus=ide.0");
+ dev = get_pci_device(&bmdma_bar, &ide_bar);
+
+ /* FLUSH CACHE command on device 0 */
+ qpci_io_writeb(dev, ide_bar, reg_device, 0);
+ qpci_io_writeb(dev, ide_bar, reg_command, CMD_FLUSH_CACHE);
+
+ /* Just testing that qemu doesn't crash... */
+
+ free_pci_device(dev);
+ ide_test_quit();
+}
+
static void test_pci_retry_flush(void)
{
test_retry_flush("pc");
int i, j;
uint8_t data;
uint16_t limit;
+ size_t ret;
/* Prepopulate the CDROM with an interesting pattern */
generate_pattern(pattern, patt_len, ATAPI_BLOCK_SIZE);
fh = fopen(tmp_path, "w+");
- fwrite(pattern, ATAPI_BLOCK_SIZE, patt_blocks, fh);
+ ret = fwrite(pattern, ATAPI_BLOCK_SIZE, patt_blocks, fh);
+ g_assert_cmpint(ret, ==, patt_blocks);
fclose(fh);
ide_test_start("-drive if=none,file=%s,media=cdrom,format=raw,id=sr0,index=0 "
static void test_cdrom_dma(void)
{
static const size_t len = ATAPI_BLOCK_SIZE;
+ size_t ret;
char *pattern = g_malloc(ATAPI_BLOCK_SIZE * 16);
char *rx = g_malloc0(len);
uintptr_t guest_buf;
generate_pattern(pattern, ATAPI_BLOCK_SIZE * 16, ATAPI_BLOCK_SIZE);
fh = fopen(tmp_path, "w+");
- fwrite(pattern, ATAPI_BLOCK_SIZE, 16, fh);
+ ret = fwrite(pattern, ATAPI_BLOCK_SIZE, 16, fh);
+ g_assert_cmpint(ret, ==, 16);
fclose(fh);
send_dma_request(CMD_PACKET, 0, 1, prdt, 1, send_scsi_cdb_read10);
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/trim", test_bmdma_trim);
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/flush", test_flush);
qtest_add_func("/ide/flush/nodev", test_flush_nodev);
+ qtest_add_func("/ide/flush/empty_drive", test_flush_empty_drive);
qtest_add_func("/ide/flush/retry_pci", test_pci_retry_flush);
qtest_add_func("/ide/flush/retry_isa", test_isa_retry_flush);
projects / qemu.git / blobdiff