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1 /*
2 * QTest testcase for USB EHCI
3 *
4 * Copyright (c) 2014 SUSE LINUX Products GmbH
5 *
6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
7 * See the COPYING file in the top-level directory.
8 */
9
10 #include "qemu/osdep.h"
11 #include "libqtest-single.h"
12 #include "libqos/pci-pc.h"
13 #include "hw/usb/uhci-regs.h"
14 #include "hw/usb/ehci-regs.h"
15 #include "libqos/usb.h"
16
17 static QPCIBus *pcibus;
18 static struct qhc uhci1;
19 static struct qhc uhci2;
20 static struct qhc uhci3;
21 static struct qhc ehci1;
22
23 /* helpers */
24
25 #if 0
26 static void uhci_port_update(struct qhc *hc, int port,
27 uint16_t set, uint16_t clear)
28 {
29 void *addr = hc->base + 0x10 + 2 * port;
30 uint16_t value;
31
32 value = qpci_io_readw(hc->dev, addr);
33 value |= set;
34 value &= ~clear;
35 qpci_io_writew(hc->dev, addr, value);
36 }
37 #endif
38
39 static void ehci_port_test(struct qhc *hc, int port, uint32_t expect)
40 {
41 uint32_t value = qpci_io_readl(hc->dev, hc->bar, 0x64 + 4 * port);
42 uint16_t mask = ~(PORTSC_CSC | PORTSC_PEDC | PORTSC_OCC);
43
44 #if 0
45 fprintf(stderr, "%s: %d, have 0x%08x, want 0x%08x\n",
46 __func__, port, value & mask, expect & mask);
47 #endif
48 g_assert((value & mask) == (expect & mask));
49 }
50
51 /* tests */
52
53 static void test_init(void)
54 {
55 pcibus = qpci_new_pc(global_qtest, NULL);
56 g_assert(pcibus != NULL);
57
58 qusb_pci_init_one(pcibus, &uhci1, QPCI_DEVFN(0x1d, 0), 4);
59 qusb_pci_init_one(pcibus, &uhci2, QPCI_DEVFN(0x1d, 1), 4);
60 qusb_pci_init_one(pcibus, &uhci3, QPCI_DEVFN(0x1d, 2), 4);
61 qusb_pci_init_one(pcibus, &ehci1, QPCI_DEVFN(0x1d, 7), 0);
62 }
63
64 static void test_deinit(void)
65 {
66 uhci_deinit(&uhci1);
67 uhci_deinit(&uhci2);
68 uhci_deinit(&uhci3);
69 uhci_deinit(&ehci1);
70 qpci_free_pc(pcibus);
71 }
72
73 static void pci_uhci_port_1(void)
74 {
75 g_assert(pcibus != NULL);
76
77 uhci_port_test(&uhci1, 0, UHCI_PORT_CCS); /* usb-tablet */
78 uhci_port_test(&uhci1, 1, UHCI_PORT_CCS); /* usb-storage */
79 uhci_port_test(&uhci2, 0, 0);
80 uhci_port_test(&uhci2, 1, 0);
81 uhci_port_test(&uhci3, 0, 0);
82 uhci_port_test(&uhci3, 1, 0);
83 }
84
85 static void pci_ehci_port_1(void)
86 {
87 int i;
88
89 g_assert(pcibus != NULL);
90
91 for (i = 0; i < 6; i++) {
92 ehci_port_test(&ehci1, i, PORTSC_POWNER | PORTSC_PPOWER);
93 }
94 }
95
96 static void pci_ehci_config(void)
97 {
98 /* hands over all ports from companion uhci to ehci */
99 qpci_io_writel(ehci1.dev, ehci1.bar, 0x60, 1);
100 }
101
102 static void pci_uhci_port_2(void)
103 {
104 g_assert(pcibus != NULL);
105
106 uhci_port_test(&uhci1, 0, 0); /* usb-tablet, @ehci */
107 uhci_port_test(&uhci1, 1, 0); /* usb-storage, @ehci */
108 uhci_port_test(&uhci2, 0, 0);
109 uhci_port_test(&uhci2, 1, 0);
110 uhci_port_test(&uhci3, 0, 0);
111 uhci_port_test(&uhci3, 1, 0);
112 }
113
114 static void pci_ehci_port_2(void)
115 {
116 static uint32_t expect[] = {
117 PORTSC_PPOWER | PORTSC_CONNECT, /* usb-tablet */
118 PORTSC_PPOWER | PORTSC_CONNECT, /* usb-storage */
119 PORTSC_PPOWER,
120 PORTSC_PPOWER,
121 PORTSC_PPOWER,
122 PORTSC_PPOWER,
123 };
124 int i;
125
126 g_assert(pcibus != NULL);
127
128 for (i = 0; i < 6; i++) {
129 ehci_port_test(&ehci1, i, expect[i]);
130 }
131 }
132
133 static void pci_ehci_port_3_hotplug(void)
134 {
135 /* check for presence of hotplugged usb-tablet */
136 g_assert(pcibus != NULL);
137 ehci_port_test(&ehci1, 2, PORTSC_PPOWER | PORTSC_CONNECT);
138 }
139
140 static void pci_ehci_port_hotplug(void)
141 {
142 usb_test_hotplug(global_qtest, "ich9-ehci-1", "3", pci_ehci_port_3_hotplug);
143 }
144
145
146 int main(int argc, char **argv)
147 {
148 int ret;
149
150 g_test_init(&argc, &argv, NULL);
151
152 if (!qtest_has_device("ich9-usb-ehci1") ||
153 !qtest_has_device("ich9-usb-uhci1")) {
154 return 0;
155 }
156
157 qtest_add_func("/ehci/pci/uhci-port-1", pci_uhci_port_1);
158 qtest_add_func("/ehci/pci/ehci-port-1", pci_ehci_port_1);
159 qtest_add_func("/ehci/pci/ehci-config", pci_ehci_config);
160 qtest_add_func("/ehci/pci/uhci-port-2", pci_uhci_port_2);
161 qtest_add_func("/ehci/pci/ehci-port-2", pci_ehci_port_2);
162 qtest_add_func("/ehci/pci/ehci-port-3-hotplug", pci_ehci_port_hotplug);
163
164 qtest_start("-machine q35 -device ich9-usb-ehci1,bus=pcie.0,addr=1d.7,"
165 "multifunction=on,id=ich9-ehci-1 "
166 "-device ich9-usb-uhci1,bus=pcie.0,addr=1d.0,"
167 "multifunction=on,masterbus=ich9-ehci-1.0,firstport=0 "
168 "-device ich9-usb-uhci2,bus=pcie.0,addr=1d.1,"
169 "multifunction=on,masterbus=ich9-ehci-1.0,firstport=2 "
170 "-device ich9-usb-uhci3,bus=pcie.0,addr=1d.2,"
171 "multifunction=on,masterbus=ich9-ehci-1.0,firstport=4 "
172 "-drive if=none,id=usbcdrom,media=cdrom "
173 "-device usb-tablet,bus=ich9-ehci-1.0,port=1,usb_version=1 "
174 "-device usb-storage,bus=ich9-ehci-1.0,port=2,drive=usbcdrom ");
175
176 test_init();
177 ret = g_test_run();
178 test_deinit();
179
180 qtest_end();
181
182 return ret;
183 }