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fdc-test: introduce test_relative_seek

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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Pavel Hrdina 2012-07-16 15:48:27 +02:00 committed by Kevin Wolf
parent 6d013772c0
commit 98272dbb5c
1 changed files with 41 additions and 5 deletions
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46
tests/fdc-test.c
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@ -47,9 +47,11 @@ enum {
};
enum {
CMD_SENSE_INT = 0x08,
CMD_SEEK = 0x0f,
CMD_READ = 0xe6,
CMD_SENSE_INT = 0x08,
CMD_SEEK = 0x0f,
CMD_READ = 0xe6,
CMD_RELATIVE_SEEK_OUT = 0x8f,
CMD_RELATIVE_SEEK_IN = 0xcf,
};
enum {
@ -91,13 +93,17 @@ static uint8_t floppy_recv(void)
return inb(FLOPPY_BASE + reg_fifo);
}
static void ack_irq(void)
static uint8_t ack_irq(void)
{
uint8_t ret;
g_assert(get_irq(FLOPPY_IRQ));
floppy_send(CMD_SENSE_INT);
floppy_recv();
floppy_recv();
ret = floppy_recv();
g_assert(!get_irq(FLOPPY_IRQ));
return ret;
}
static uint8_t send_read_command(void)
@ -281,6 +287,35 @@ static void test_sense_interrupt(void)
floppy_recv();
}
static void test_relative_seek(void)
{
uint8_t drive = 0;
uint8_t head = 0;
uint8_t cyl = 1;
uint8_t ret;
/* Send seek to track 0 */
send_step_pulse(0);
/* Send relative seek to increase track by 1 */
floppy_send(CMD_RELATIVE_SEEK_IN);
floppy_send(head << 2 | drive);
g_assert(!get_irq(FLOPPY_IRQ));
floppy_send(cyl);
ret = ack_irq();
g_assert(ret == 1);
/* Send relative seek to decrease track by 1 */
floppy_send(CMD_RELATIVE_SEEK_OUT);
floppy_send(head << 2 | drive);
g_assert(!get_irq(FLOPPY_IRQ));
floppy_send(cyl);
ret = ack_irq();
g_assert(ret == 0);
}
/* success if no crash or abort */
static void fuzz_registers(void)
{
@ -329,6 +364,7 @@ int main(int argc, char **argv)
qtest_add_func("/fdc/read_without_media", test_read_without_media);
qtest_add_func("/fdc/media_change", test_media_change);
qtest_add_func("/fdc/sense_interrupt", test_sense_interrupt);
qtest_add_func("/fdc/relative_seek", test_relative_seek);
qtest_add_func("/fdc/fuzz-registers", fuzz_registers);
ret = g_test_run();