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Re: [Qemu-devel] [PATCH 2/2] tests/pxe: Check virtio-net-ccw on s390x
From: |
Cornelia Huck |
Subject: |
Re: [Qemu-devel] [PATCH 2/2] tests/pxe: Check virtio-net-ccw on s390x |
Date: |
Wed, 9 Aug 2017 11:10:37 +0200 |
On Wed, 9 Aug 2017 06:59:38 +0200
Thomas Huth <address@hidden> wrote:
> Now that we've got a firmware that can do TFTP booting on s390x (i.e.
> the pc-bios/s390-netboot.img), we can enable the PXE tester for this
> architecture, too.
>
> Signed-off-by: Thomas Huth <address@hidden>
> ---
> tests/Makefile.include | 1 +
> tests/boot-sector.c | 20 ++++++++++++++++++++
> tests/pxe-test.c | 7 +++++++
> 3 files changed, 28 insertions(+)
>
> diff --git a/tests/Makefile.include b/tests/Makefile.include
> index eb4895f..639371e4 100644
> --- a/tests/Makefile.include
> +++ b/tests/Makefile.include
> @@ -337,6 +337,7 @@ check-qtest-microblazeel-y = $(check-qtest-microblaze-y)
> check-qtest-xtensaeb-y = $(check-qtest-xtensa-y)
>
> check-qtest-s390x-y = tests/boot-serial-test$(EXESUF)
> +check-qtest-s390x-y += tests/pxe-test$(EXESUF)
>
> check-qtest-generic-y += tests/qom-test$(EXESUF)
> check-qtest-generic-y += tests/test-hmp$(EXESUF)
> diff --git a/tests/boot-sector.c b/tests/boot-sector.c
> index 4ea1373..bc5837a 100644
> --- a/tests/boot-sector.c
> +++ b/tests/boot-sector.c
> @@ -67,6 +67,21 @@ static uint8_t x86_boot_sector[512] = {
> [0x1FF] = 0xAA,
> };
>
> +/* For s390x, use a mini "kernel" with the appropriate signature */
> +static const uint8_t s390x_psw[] = {
> + 0x00, 0x08, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00
> +};
> +static const uint8_t s390x_code[] = {
> + 0xa7, 0xf4, 0x00, 0x0a, /* j 0x10010 */
> + 0x00, 0x00, 0x00, 0x00,
> + 'S', '3', '9', '0',
> + 'E', 'P', 0x00, 0x01,
> + 0xa7, 0x38, HIGH(SIGNATURE_ADDR), LOW(SIGNATURE_ADDR), /* lhi r3,0x7c10
> */
> + 0xa7, 0x48, LOW(SIGNATURE), HIGH(SIGNATURE), /* lhi r4,0xadde
> */
> + 0x40, 0x40, 0x30, 0x00, /* sth r4,0(r3) */
> + 0xa7, 0xf4, 0xff, 0xfa /* j 0x10010 */
> +};
> +
> /* Create boot disk file. */
> int boot_sector_init(char *fname)
> {
> @@ -92,6 +107,11 @@ int boot_sector_init(char *fname)
> LOW(SIGNATURE), SIGNATURE_ADDR,
> HIGH(SIGNATURE), SIGNATURE_ADDR + 1);
> len = strlen(boot_code);
> + } else if (g_str_equal(arch, "s390x")) {
> + len = 0x10000 + sizeof s390x_code;
> + boot_code = g_malloc(len);
g_malloc_0()?
> + memcpy(boot_code, s390x_psw, sizeof s390x_psw);
> + memcpy(&boot_code[0x10000], s390x_code, sizeof s390x_code);
I'd prefer the sizeof() notation.
> } else {
> g_assert_not_reached();
> }
> diff --git a/tests/pxe-test.c b/tests/pxe-test.c
> index cf6e225..0d70afc 100644
> --- a/tests/pxe-test.c
> +++ b/tests/pxe-test.c
> @@ -51,6 +51,11 @@ static void test_pxe_spapr_vlan(void)
> test_pxe_one("-device spapr-vlan,netdev=" NETNAME, true);
> }
>
> +static void test_pxe_virtio_ccw(void)
> +{
> + test_pxe_one("-device virtio-net-ccw,bootindex=1,netdev=" NETNAME,
> false);
> +}
> +
> int main(int argc, char *argv[])
> {
> int ret;
> @@ -68,6 +73,8 @@ int main(int argc, char *argv[])
> } else if (strcmp(arch, "ppc64") == 0) {
> qtest_add_func("pxe/virtio", test_pxe_virtio_pci);
> qtest_add_func("pxe/spapr-vlan", test_pxe_spapr_vlan);
> + } else if (g_str_equal(arch, "s390x")) {
> + qtest_add_func("pxe/virtio-ccw", test_pxe_virtio_ccw);
> }
> ret = g_test_run();
> boot_sector_cleanup(disk);
Else, looks good.