diff options
| -rw-r--r-- | tests/fdc-test.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/tests/fdc-test.c b/tests/fdc-test.c index 67bfb22174..4649e3fedb 100644 --- a/tests/fdc-test.c +++ b/tests/fdc-test.c @@ -55,6 +55,8 @@ enum { }; enum { + BUSY = 0x10, + NONDMA = 0x20, RQM = 0x80, DIO = 0x40, @@ -166,6 +168,69 @@ static uint8_t send_read_command(void) return ret; } +static uint8_t send_read_no_dma_command(int nb_sect, uint8_t expected_st0) +{ + uint8_t drive = 0; + uint8_t head = 0; + uint8_t cyl = 0; + uint8_t sect_addr = 1; + uint8_t sect_size = 2; + uint8_t eot = nb_sect; + uint8_t gap = 0x1b; + uint8_t gpl = 0xff; + + uint8_t msr = 0; + uint8_t st0; + + uint8_t ret = 0; + + floppy_send(CMD_READ); + floppy_send(head << 2 | drive); + g_assert(!get_irq(FLOPPY_IRQ)); + floppy_send(cyl); + floppy_send(head); + floppy_send(sect_addr); + floppy_send(sect_size); + floppy_send(eot); + floppy_send(gap); + floppy_send(gpl); + + uint16_t i = 0; + uint8_t n = 2; + for (; i < n; i++) { + msr = inb(FLOPPY_BASE + reg_msr); + if (msr == (BUSY | NONDMA | DIO | RQM)) { + break; + } + sleep(1); + } + + if (i >= n) { + return 1; + } + + /* Non-DMA mode */ + for (i = 0; i < 512 * 2 * nb_sect; i++) { + msr = inb(FLOPPY_BASE + reg_msr); + assert_bit_set(msr, BUSY | RQM | DIO); + inb(FLOPPY_BASE + reg_fifo); + } + + st0 = floppy_recv(); + if (st0 != expected_st0) { + ret = 1; + } + + floppy_recv(); + floppy_recv(); + floppy_recv(); + floppy_recv(); + floppy_recv(); + floppy_recv(); + + return ret; +} + static void send_seek(int cyl) { int drive = 0; @@ -327,6 +392,36 @@ static void test_relative_seek(void) g_assert(pcn == 0); } +static void test_read_no_dma_1(void) +{ + uint8_t ret; + + outb(FLOPPY_BASE + reg_dor, inb(FLOPPY_BASE + reg_dor) & ~0x08); + send_seek(0); + ret = send_read_no_dma_command(1, 0x24); /* FIXME: should be 0x04 */ + g_assert(ret == 0); +} + +static void test_read_no_dma_18(void) +{ + uint8_t ret; + + outb(FLOPPY_BASE + reg_dor, inb(FLOPPY_BASE + reg_dor) & ~0x08); + send_seek(0); + ret = send_read_no_dma_command(18, 0x24); /* FIXME: should be 0x04 */ + g_assert(ret == 0); +} + +static void test_read_no_dma_19(void) +{ + uint8_t ret; + + outb(FLOPPY_BASE + reg_dor, inb(FLOPPY_BASE + reg_dor) & ~0x08); + send_seek(0); + ret = send_read_no_dma_command(19, 0x20); + g_assert(ret == 0); +} + /* success if no crash or abort */ static void fuzz_registers(void) { @@ -377,6 +472,9 @@ int main(int argc, char **argv) qtest_add_func("/fdc/sense_interrupt", test_sense_interrupt); qtest_add_func("/fdc/relative_seek", test_relative_seek); qtest_add_func("/fdc/media_insert", test_media_insert); + qtest_add_func("/fdc/read_no_dma_1", test_read_no_dma_1); + qtest_add_func("/fdc/read_no_dma_18", test_read_no_dma_18); + qtest_add_func("/fdc/read_no_dma_19", test_read_no_dma_19); qtest_add_func("/fdc/fuzz-registers", fuzz_registers); ret = g_test_run(); |