/* * QTest testcase for USB EHCI * * Copyright (c) 2014 SUSE LINUX Products GmbH * * This work is licensed under the terms of the GNU GPL, version 2 or later. * See the COPYING file in the top-level directory. */ #include <glib.h> #include <string.h> #include <stdio.h> #include "libqtest.h" #include "libqos/pci-pc.h" #include "qemu/osdep.h" #include "hw/usb/uhci-regs.h" #include "hw/usb/ehci-regs.h" struct qhc { QPCIDevice *dev; void *base; }; static QPCIBus *pcibus; static struct qhc uhci1; static struct qhc uhci2; static struct qhc uhci3; static struct qhc ehci1; /* helpers */ static void pci_init_one(struct qhc *hc, uint32_t devfn, int bar) { hc->dev = qpci_device_find(pcibus, devfn); g_assert(hc->dev != NULL); qpci_device_enable(hc->dev); hc->base = qpci_iomap(hc->dev, bar, NULL); g_assert(hc->base != NULL); } #if 0 static void uhci_port_update(struct qhc *hc, int port, uint16_t set, uint16_t clear) { void *addr = hc->base + 0x10 + 2 * port; uint16_t value; value = qpci_io_readw(hc->dev, addr); value |= set; value &= ~clear; qpci_io_writew(hc->dev, addr, value); } #endif static void uhci_port_test(struct qhc *hc, int port, uint16_t expect) { void *addr = hc->base + 0x10 + 2 * port; uint16_t value = qpci_io_readw(hc->dev, addr); uint16_t mask = ~(UHCI_PORT_WRITE_CLEAR | UHCI_PORT_RSVD1); #if 0 fprintf(stderr, "%s: %d, have 0x%04x, want 0x%04x\n", __func__, port, value & mask, expect & mask); #endif g_assert((value & mask) == (expect & mask)); } static void ehci_port_test(struct qhc *hc, int port, uint32_t expect) { void *addr = hc->base + 0x64 + 4 * port; uint32_t value = qpci_io_readl(hc->dev, addr); uint16_t mask = ~(PORTSC_CSC | PORTSC_PEDC | PORTSC_OCC); #if 0 fprintf(stderr, "%s: %d, have 0x%08x, want 0x%08x\n", __func__, port, value & mask, expect & mask); #endif g_assert((value & mask) == (expect & mask)); } /* tests */ static void pci_init(void) { if (pcibus) { return; } pcibus = qpci_init_pc(); g_assert(pcibus != NULL); pci_init_one(&uhci1, QPCI_DEVFN(0x1d, 0), 4); pci_init_one(&uhci2, QPCI_DEVFN(0x1d, 1), 4); pci_init_one(&uhci3, QPCI_DEVFN(0x1d, 2), 4); pci_init_one(&ehci1, QPCI_DEVFN(0x1d, 7), 0); } static void pci_uhci_port_1(void) { g_assert(pcibus != NULL); uhci_port_test(&uhci1, 0, UHCI_PORT_CCS); /* usb-tablet */ uhci_port_test(&uhci1, 1, UHCI_PORT_CCS); /* usb-storage */ uhci_port_test(&uhci2, 0, 0); uhci_port_test(&uhci2, 1, 0); uhci_port_test(&uhci3, 0, 0); uhci_port_test(&uhci3, 1, 0); } static void pci_ehci_port_1(void) { int i; g_assert(pcibus != NULL); for (i = 0; i < 6; i++) { ehci_port_test(&ehci1, i, PORTSC_POWNER | PORTSC_PPOWER); } } static void pci_ehci_config(void) { /* hands over all ports from companion uhci to ehci */ qpci_io_writew(ehci1.dev, ehci1.base + 0x60, 1); } static void pci_uhci_port_2(void) { g_assert(pcibus != NULL); uhci_port_test(&uhci1, 0, 0); /* usb-tablet, @ehci */ uhci_port_test(&uhci1, 1, 0); /* usb-storage, @ehci */ uhci_port_test(&uhci2, 0, 0); uhci_port_test(&uhci2, 1, 0); uhci_port_test(&uhci3, 0, 0); uhci_port_test(&uhci3, 1, 0); } static void pci_ehci_port_2(void) { static uint32_t expect[] = { PORTSC_PPOWER | PORTSC_CONNECT, /* usb-tablet */ PORTSC_PPOWER | PORTSC_CONNECT, /* usb-storage */ PORTSC_PPOWER, PORTSC_PPOWER, PORTSC_PPOWER, PORTSC_PPOWER, }; int i; g_assert(pcibus != NULL); for (i = 0; i < 6; i++) { ehci_port_test(&ehci1, i, expect[i]); } } int main(int argc, char **argv) { int ret; g_test_init(&argc, &argv, NULL); qtest_add_func("/ehci/pci/init", pci_init); qtest_add_func("/ehci/pci/uhci-port-1", pci_uhci_port_1); qtest_add_func("/ehci/pci/ehci-port-1", pci_ehci_port_1); qtest_add_func("/ehci/pci/ehci-config", pci_ehci_config); qtest_add_func("/ehci/pci/uhci-port-2", pci_uhci_port_2); qtest_add_func("/ehci/pci/ehci-port-2", pci_ehci_port_2); qtest_start("-machine q35 -device ich9-usb-ehci1,bus=pcie.0,addr=1d.7," "multifunction=on,id=ich9-ehci-1 " "-device ich9-usb-uhci1,bus=pcie.0,addr=1d.0," "multifunction=on,masterbus=ich9-ehci-1.0,firstport=0 " "-device ich9-usb-uhci2,bus=pcie.0,addr=1d.1," "multifunction=on,masterbus=ich9-ehci-1.0,firstport=2 " "-device ich9-usb-uhci3,bus=pcie.0,addr=1d.2," "multifunction=on,masterbus=ich9-ehci-1.0,firstport=4 " "-drive if=none,id=usbcdrom,media=cdrom " "-device usb-tablet,bus=ich9-ehci-1.0,port=1,usb_version=1 " "-device usb-storage,bus=ich9-ehci-1.0,port=2,drive=usbcdrom "); ret = g_test_run(); qtest_end(); return ret; }