diff options
Diffstat (limited to 'tests/ide-test.c')
| -rw-r--r-- | tests/ide-test.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/tests/ide-test.c b/tests/ide-test.c index aa9de065fc..be427e41d6 100644 --- a/tests/ide-test.c +++ b/tests/ide-test.c @@ -52,6 +52,7 @@ enum { reg_data = 0x0, reg_feature = 0x1, + reg_error = 0x1, reg_nsectors = 0x2, reg_lba_low = 0x3, reg_lba_middle = 0x4, @@ -69,6 +70,11 @@ enum { ERR = 0x01, }; +/* Error field */ +enum { + ABRT = 0x04, +}; + enum { DEV = 0x10, LBA = 0x40, @@ -81,6 +87,7 @@ enum { }; enum { + CMD_DSM = 0x06, CMD_READ_DMA = 0xc8, CMD_WRITE_DMA = 0xca, CMD_FLUSH_CACHE = 0xe7, @@ -179,6 +186,12 @@ typedef struct PrdtEntry { #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, @@ -204,6 +217,7 @@ static int send_dma_request(int cmd, uint64_t sector, int nb_sectors, * the SCSI command being sent in the packet, too. */ from_dev = true; break; + case CMD_DSM: case CMD_WRITE_DMA: from_dev = false; break; @@ -234,6 +248,10 @@ static int send_dma_request(int cmd, uint64_t sector, int nb_sectors, /* 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); @@ -344,6 +362,58 @@ static void test_bmdma_simple_rw(void) 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; @@ -963,6 +1033,7 @@ 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/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); |