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Re: [PATCH 2/2] tests/qtest/ide-test: Verify READ NATIVE MAX ADDRESS is
From: |
John Snow |
Subject: |
Re: [PATCH 2/2] tests/qtest/ide-test: Verify READ NATIVE MAX ADDRESS is not limited |
Date: |
Mon, 9 Jan 2023 14:10:57 -0500 |
On Mon, Oct 10, 2022 at 4:52 AM Lev Kujawski <lkujaw@mailbox.org> wrote:
>
> Verify that the ATA command READ NATIVE MAX ADDRESS returns the last
> valid CHS tuple for the native device rather than any limit
> established by INITIALIZE DEVICE PARAMETERS.
>
> Signed-off-by: Lev Kujawski <lkujaw@mailbox.org>
Does this still need to be staged or merged?
--js
> ---
> tests/qtest/ide-test.c | 47 +++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 46 insertions(+), 1 deletion(-)
>
> diff --git a/tests/qtest/ide-test.c b/tests/qtest/ide-test.c
> index dbe1563b23..c406e6752a 100644
> --- a/tests/qtest/ide-test.c
> +++ b/tests/qtest/ide-test.c
> @@ -37,7 +37,8 @@
> /* TODO actually test the results and get rid of this */
> #define qmp_discard_response(q, ...) qobject_unref(qtest_qmp(q, __VA_ARGS__))
>
> -#define TEST_IMAGE_SIZE 64 * 1024 * 1024
> +/* Specified by ATA (physical) CHS geometry for ~64 MiB device. */
> +#define TEST_IMAGE_SIZE ((130 * 16 * 63) * 512)
>
> #define IDE_PCI_DEV 1
> #define IDE_PCI_FUNC 1
> @@ -91,11 +92,13 @@ enum {
> enum {
> CMD_DSM = 0x06,
> CMD_DIAGNOSE = 0x90,
> + CMD_INIT_DP = 0x91, /* INITIALIZE DEVICE PARAMETERS */
> CMD_READ_DMA = 0xc8,
> CMD_WRITE_DMA = 0xca,
> CMD_FLUSH_CACHE = 0xe7,
> CMD_IDENTIFY = 0xec,
> CMD_PACKET = 0xa0,
> + CMD_READ_NATIVE = 0xf8, /* READ NATIVE MAX ADDRESS */
>
> CMDF_ABORT = 0x100,
> CMDF_NO_BM = 0x200,
> @@ -562,6 +565,46 @@ static void string_cpu_to_be16(uint16_t *s, size_t bytes)
> }
> }
>
> +static void test_specify(void)
> +{
> + QTestState *qts;
> + QPCIDevice *dev;
> + QPCIBar bmdma_bar, ide_bar;
> + uint16_t cyls;
> + uint8_t heads, spt;
> +
> + qts = ide_test_start(
> + "-blockdev driver=file,node-name=hda,filename=%s "
> + "-device ide-hd,drive=hda,bus=ide.0,unit=0 ",
> + tmp_path[0]);
> +
> + dev = get_pci_device(qts, &bmdma_bar, &ide_bar);
> +
> + /* Initialize drive with zero sectors per track and one head. */
> + qpci_io_writeb(dev, ide_bar, reg_nsectors, 0);
> + qpci_io_writeb(dev, ide_bar, reg_device, 0);
> + qpci_io_writeb(dev, ide_bar, reg_command, CMD_INIT_DP);
> +
> + /* READ NATIVE MAX ADDRESS (CHS mode). */
> + qpci_io_writeb(dev, ide_bar, reg_device, 0xa0);
> + qpci_io_writeb(dev, ide_bar, reg_command, CMD_READ_NATIVE);
> +
> + heads = qpci_io_readb(dev, ide_bar, reg_device) & 0xf;
> + ++heads;
> + g_assert_cmpint(heads, ==, 16);
> +
> + cyls = qpci_io_readb(dev, ide_bar, reg_lba_high) << 8;
> + cyls |= qpci_io_readb(dev, ide_bar, reg_lba_middle);
> + ++cyls;
> + g_assert_cmpint(cyls, ==, 130);
> +
> + spt = qpci_io_readb(dev, ide_bar, reg_lba_low);
> + g_assert_cmpint(spt, ==, 63);
> +
> + ide_test_quit(qts);
> + free_pci_device(dev);
> +}
> +
> static void test_identify(void)
> {
> QTestState *qts;
> @@ -1079,6 +1122,8 @@ int main(int argc, char **argv)
> /* Run the tests */
> g_test_init(&argc, &argv, NULL);
>
> + qtest_add_func("/ide/read_native", test_specify);
> +
> qtest_add_func("/ide/identify", test_identify);
>
> qtest_add_func("/ide/diagnostic", test_diagnostic);
> --
> 2.34.1
>
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