b0354ec596
Move code necessary for testing uhci port into library so it could be used by other USB tests. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
38 lines
1 KiB
C
38 lines
1 KiB
C
/*
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* common code shared by usb tests
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*
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* Copyright (c) 2014 Red Hat, Inc
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*
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* Authors:
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* Gerd Hoffmann <kraxel@redhat.com>
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* John Snow <jsnow@redhat.com>
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* Igor Mammedov <imammedo@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include <glib.h>
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#include <string.h>
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#include "libqtest.h"
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#include "qemu/osdep.h"
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#include "hw/usb/uhci-regs.h"
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#include "libqos/usb.h"
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void qusb_pci_init_one(QPCIBus *pcibus, struct qhc *hc, uint32_t devfn, int bar)
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{
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hc->dev = qpci_device_find(pcibus, devfn);
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g_assert(hc->dev != NULL);
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qpci_device_enable(hc->dev);
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hc->base = qpci_iomap(hc->dev, bar, NULL);
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g_assert(hc->base != NULL);
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}
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void uhci_port_test(struct qhc *hc, int port, uint16_t expect)
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{
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void *addr = hc->base + 0x10 + 2 * port;
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uint16_t value = qpci_io_readw(hc->dev, addr);
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uint16_t mask = ~(UHCI_PORT_WRITE_CLEAR | UHCI_PORT_RSVD1);
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g_assert((value & mask) == (expect & mask));
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}
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