Re: [Qemu-devel] [PATCH 4/4] ahci-test: improve rw buffer patterns

[Ed Maste]

On 31 March 2015 at 17:44, John Snow <address@hidden> wrote:
>
> My apologies;

Not at all, thanks for your help!

> Head into your build directory and try this:
>
>> make tests/ahci-test
>> export QTEST_QEMU_BINARY=i386-softmmu/qemu-system-i386
>> export QTEST_QEMU_IMG=./qemu-img
>> ./tests/ahci-test
>
> This should show you which test in particular is failing. I have a hunch it
> will be the PIO, again...

Correct:

feynman% ./tests/ahci-test
/i386/ahci/sanity: OK
/i386/ahci/pci_spec: OK
/i386/ahci/pci_enable: OK
/i386/ahci/hba_spec: OK
/i386/ahci/hba_enable: OK
/i386/ahci/identify: OK
/i386/ahci/io/pio/lba28/simple: **
ERROR:tests/ahci-test.c:790:ahci_test_io_rw_simple: assertion failed
(memcmp(tx, rx, bufsize) == 0): (0xffffffffffffffff == 0x00000000)
zsh: abort (core dumped)  ./tests/ahci-test

> In the meantime, what is your setup? which release, what architecture?

This is the FreeBSD stable/10 branch on amd64 (so part way between
10.1 and what will become 10.2):

FreeBSD feynman 10.1-STABLE FreeBSD 10.1-STABLE #28
r280427+86df2de(stable-10): Thu Mar 26 16:07:47 EDT 2015
address@hidden:/tank/emaste/obj/tank/emaste/src/git-stable-10/sys/GENERIC
 amd64