mirror of https://github.com/proxmox/mirror_qemu
186 lines
4.9 KiB
C
186 lines
4.9 KiB
C
/*
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* QTest testcase for USB EHCI
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*
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* Copyright (c) 2014 SUSE LINUX Products GmbH
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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 <stdio.h>
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#include "libqtest.h"
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#include "libqos/pci-pc.h"
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#include "qemu/osdep.h"
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#include "hw/usb/uhci-regs.h"
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#include "hw/usb/ehci-regs.h"
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struct qhc {
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QPCIDevice *dev;
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void *base;
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};
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static QPCIBus *pcibus;
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static struct qhc uhci1;
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static struct qhc uhci2;
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static struct qhc uhci3;
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static struct qhc ehci1;
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/* helpers */
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static void pci_init_one(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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#if 0
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static void uhci_port_update(struct qhc *hc, int port,
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uint16_t set, uint16_t clear)
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{
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void *addr = hc->base + 0x10 + 2 * port;
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uint16_t value;
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value = qpci_io_readw(hc->dev, addr);
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value |= set;
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value &= ~clear;
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qpci_io_writew(hc->dev, addr, value);
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}
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#endif
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static 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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#if 0
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fprintf(stderr, "%s: %d, have 0x%04x, want 0x%04x\n",
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__func__, port, value & mask, expect & mask);
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#endif
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g_assert((value & mask) == (expect & mask));
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}
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static void ehci_port_test(struct qhc *hc, int port, uint32_t expect)
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{
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void *addr = hc->base + 0x64 + 4 * port;
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uint32_t value = qpci_io_readl(hc->dev, addr);
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uint16_t mask = ~(PORTSC_CSC | PORTSC_PEDC | PORTSC_OCC);
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#if 0
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fprintf(stderr, "%s: %d, have 0x%08x, want 0x%08x\n",
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__func__, port, value & mask, expect & mask);
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#endif
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g_assert((value & mask) == (expect & mask));
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}
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/* tests */
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static void pci_init(void)
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{
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if (pcibus) {
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return;
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}
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pcibus = qpci_init_pc();
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g_assert(pcibus != NULL);
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pci_init_one(&uhci1, QPCI_DEVFN(0x1d, 0), 4);
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pci_init_one(&uhci2, QPCI_DEVFN(0x1d, 1), 4);
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pci_init_one(&uhci3, QPCI_DEVFN(0x1d, 2), 4);
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pci_init_one(&ehci1, QPCI_DEVFN(0x1d, 7), 0);
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}
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static void pci_uhci_port_1(void)
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{
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g_assert(pcibus != NULL);
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uhci_port_test(&uhci1, 0, UHCI_PORT_CCS); /* usb-tablet */
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uhci_port_test(&uhci1, 1, UHCI_PORT_CCS); /* usb-storage */
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uhci_port_test(&uhci2, 0, 0);
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uhci_port_test(&uhci2, 1, 0);
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uhci_port_test(&uhci3, 0, 0);
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uhci_port_test(&uhci3, 1, 0);
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}
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static void pci_ehci_port_1(void)
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{
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int i;
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g_assert(pcibus != NULL);
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for (i = 0; i < 6; i++) {
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ehci_port_test(&ehci1, i, PORTSC_POWNER | PORTSC_PPOWER);
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}
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}
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static void pci_ehci_config(void)
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{
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/* hands over all ports from companion uhci to ehci */
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qpci_io_writew(ehci1.dev, ehci1.base + 0x60, 1);
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}
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static void pci_uhci_port_2(void)
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{
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g_assert(pcibus != NULL);
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uhci_port_test(&uhci1, 0, 0); /* usb-tablet, @ehci */
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uhci_port_test(&uhci1, 1, 0); /* usb-storage, @ehci */
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uhci_port_test(&uhci2, 0, 0);
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uhci_port_test(&uhci2, 1, 0);
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uhci_port_test(&uhci3, 0, 0);
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uhci_port_test(&uhci3, 1, 0);
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}
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static void pci_ehci_port_2(void)
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{
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static uint32_t expect[] = {
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PORTSC_PPOWER | PORTSC_CONNECT, /* usb-tablet */
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PORTSC_PPOWER | PORTSC_CONNECT, /* usb-storage */
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PORTSC_PPOWER,
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PORTSC_PPOWER,
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PORTSC_PPOWER,
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PORTSC_PPOWER,
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};
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int i;
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g_assert(pcibus != NULL);
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for (i = 0; i < 6; i++) {
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ehci_port_test(&ehci1, i, expect[i]);
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}
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}
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int main(int argc, char **argv)
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{
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int ret;
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g_test_init(&argc, &argv, NULL);
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qtest_add_func("/ehci/pci/init", pci_init);
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qtest_add_func("/ehci/pci/uhci-port-1", pci_uhci_port_1);
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qtest_add_func("/ehci/pci/ehci-port-1", pci_ehci_port_1);
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qtest_add_func("/ehci/pci/ehci-config", pci_ehci_config);
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qtest_add_func("/ehci/pci/uhci-port-2", pci_uhci_port_2);
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qtest_add_func("/ehci/pci/ehci-port-2", pci_ehci_port_2);
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qtest_start("-machine q35 -device ich9-usb-ehci1,bus=pcie.0,addr=1d.7,"
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"multifunction=on,id=ich9-ehci-1 "
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"-device ich9-usb-uhci1,bus=pcie.0,addr=1d.0,"
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"multifunction=on,masterbus=ich9-ehci-1.0,firstport=0 "
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"-device ich9-usb-uhci2,bus=pcie.0,addr=1d.1,"
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"multifunction=on,masterbus=ich9-ehci-1.0,firstport=2 "
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"-device ich9-usb-uhci3,bus=pcie.0,addr=1d.2,"
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"multifunction=on,masterbus=ich9-ehci-1.0,firstport=4 "
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"-drive if=none,id=usbcdrom,media=cdrom "
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"-device usb-tablet,bus=ich9-ehci-1.0,port=1,usb_version=1 "
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"-device usb-storage,bus=ich9-ehci-1.0,port=2,drive=usbcdrom ");
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ret = g_test_run();
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qtest_end();
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return ret;
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}
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