1 #ifdef DEBUG
2 static void __attribute__((__unused__)) uhci_show_qh (puhci_desc_t qh)
3 {
4 if (qh->type != QH_TYPE) {
5 dbg("qh has not QH_TYPE");
6 return;
7 }
8 dbg("QH @ %p/%08lX:", qh, virt_to_bus (qh));
9
10 if (qh->hw.qh.head & UHCI_PTR_TERM)
11 dbg(" Head Terminate");
12 else
13 dbg(" Head: %s @ %08X",
14 (qh->hw.qh.head & UHCI_PTR_QH?"QH":"TD"),
15 qh->hw.qh.head & ~UHCI_PTR_BITS);
16
17 if (qh->hw.qh.element & UHCI_PTR_TERM)
18 dbg(" Element Terminate");
19 else
20 dbg(" Element: %s @ %08X",
21 (qh->hw.qh.element & UHCI_PTR_QH?"QH":"TD"),
22 qh->hw.qh.element & ~UHCI_PTR_BITS);
23 }
24 #endif
25
26 static void uhci_show_td (puhci_desc_t td)
27 {
28 char *spid;
29
30 switch (td->hw.td.info & 0xff) {
31 case USB_PID_SETUP:
32 spid = "SETUP";
33 break;
34 case USB_PID_OUT:
35 spid = " OUT ";
36 break;
37 case USB_PID_IN:
38 spid = " IN ";
39 break;
40 default:
41 spid = " ? ";
42 break;
43 }
44
45 warn(" TD @ %p/%08lX, MaxLen=%02x DT%d EP=%x Dev=%x PID=(%s) buf=%08x",
46 td, virt_to_bus (td),
47 td->hw.td.info >> 21,
48 ((td->hw.td.info >> 19) & 1),
49 (td->hw.td.info >> 15) & 15,
50 (td->hw.td.info >> 8) & 127,
51 spid,
52 td->hw.td.buffer);
53
54 warn(" Len=%02x e%d %s%s%s%s%s%s%s%s%s%s",
55 td->hw.td.status & 0x7ff,
56 ((td->hw.td.status >> 27) & 3),
57 (td->hw.td.status & TD_CTRL_SPD) ? "SPD " : "",
58 (td->hw.td.status & TD_CTRL_LS) ? "LS " : "",
59 (td->hw.td.status & TD_CTRL_IOC) ? "IOC " : "",
60 (td->hw.td.status & TD_CTRL_ACTIVE) ? "Active " : "",
61 (td->hw.td.status & TD_CTRL_STALLED) ? "Stalled " : "",
62 (td->hw.td.status & TD_CTRL_DBUFERR) ? "DataBufErr " : "",
63 (td->hw.td.status & TD_CTRL_BABBLE) ? "Babble " : "",
64 (td->hw.td.status & TD_CTRL_NAK) ? "NAK " : "",
65 (td->hw.td.status & TD_CTRL_CRCTIMEO) ? "CRC/Timeo " : "",
66 (td->hw.td.status & TD_CTRL_BITSTUFF) ? "BitStuff " : ""
67 );
68
69 if (td->hw.td.link & UHCI_PTR_TERM)
70 warn(" TD Link Terminate");
71 else
72 warn(" Link points to %s @ %08x, %s",
73 (td->hw.td.link & UHCI_PTR_QH?"QH":"TD"),
74 td->hw.td.link & ~UHCI_PTR_BITS,
75 (td->hw.td.link & UHCI_PTR_DEPTH ? "Depth first" : "Breadth first"));
76 }
77 #ifdef DEBUG
78 static void __attribute__((__unused__)) uhci_show_td_queue (puhci_desc_t td)
79 {
80 //dbg("uhci_show_td_queue %p (%08lX):", td, virt_to_bus (td));
81 while (1) {
82 uhci_show_td (td);
83 if (td->hw.td.link & UHCI_PTR_TERM)
84 break;
85 if (td != bus_to_virt (td->hw.td.link & ~UHCI_PTR_BITS))
86 td = bus_to_virt (td->hw.td.link & ~UHCI_PTR_BITS);
87 else {
88 dbg("td points to itself!");
89 break;
90 }
91 }
92 }
93
94 static void __attribute__((__unused__)) uhci_show_queue (puhci_desc_t qh)
95 {
96 uhci_desc_t *start_qh=qh;
97
98 dbg("uhci_show_queue %p:", qh);
99 while (1) {
100 uhci_show_qh (qh);
101
102 if (!(qh->hw.qh.element & UHCI_PTR_TERM))
103 uhci_show_td_queue (bus_to_virt (qh->hw.qh.element & ~UHCI_PTR_BITS));
104
105 if (qh->hw.qh.head & UHCI_PTR_TERM)
106 break;
107
108 if (qh != bus_to_virt (qh->hw.qh.head & ~UHCI_PTR_BITS))
109 qh = bus_to_virt (qh->hw.qh.head & ~UHCI_PTR_BITS);
110 else {
111 dbg("qh points to itself!");
112 break;
113 }
114
115 if (qh==start_qh) { // avoid loop
116 dbg("Loop detect");
117 break;
118 }
119 }
120 }
121
122 static void __attribute__((__unused__)) uhci_show_sc (int port, unsigned short status)
123 {
124 dbg(" stat%d = %04x %s%s%s%s%s%s%s%s",
125 port,
126 status,
127 (status & USBPORTSC_SUSP) ? "PortSuspend " : "",
128 (status & USBPORTSC_PR) ? "PortReset " : "",
129 (status & USBPORTSC_LSDA) ? "LowSpeed " : "",
130 (status & USBPORTSC_RD) ? "ResumeDetect " : "",
131 (status & USBPORTSC_PEC) ? "EnableChange " : "",
132 (status & USBPORTSC_PE) ? "PortEnabled " : "",
133 (status & USBPORTSC_CSC) ? "ConnectChange " : "",
134 (status & USBPORTSC_CCS) ? "PortConnected " : "");
135 }
136
137 void uhci_show_status (puhci_t s)
138 {
139 unsigned int io_addr = s->io_addr;
140 unsigned short usbcmd, usbstat, usbint, usbfrnum;
141 unsigned int flbaseadd;
142 unsigned char sof;
143 unsigned short portsc1, portsc2;
144
145 usbcmd = inw (io_addr + 0);
146 usbstat = inw (io_addr + 2);
147 usbint = inw (io_addr + 4);
148 usbfrnum = inw (io_addr + 6);
149 flbaseadd = inl (io_addr + 8);
150 sof = inb (io_addr + 12);
151 portsc1 = inw (io_addr + 16);
152 portsc2 = inw (io_addr + 18);
153
154 dbg(" usbcmd = %04x %s%s%s%s%s%s%s%s",
155 usbcmd,
156 (usbcmd & USBCMD_MAXP) ? "Maxp64 " : "Maxp32 ",
157 (usbcmd & USBCMD_CF) ? "CF " : "",
158 (usbcmd & USBCMD_SWDBG) ? "SWDBG " : "",
159 (usbcmd & USBCMD_FGR) ? "FGR " : "",
160 (usbcmd & USBCMD_EGSM) ? "EGSM " : "",
161 (usbcmd & USBCMD_GRESET) ? "GRESET " : "",
162 (usbcmd & USBCMD_HCRESET) ? "HCRESET " : "",
163 (usbcmd & USBCMD_RS) ? "RS " : "");
164
165 dbg(" usbstat = %04x %s%s%s%s%s%s",
166 usbstat,
167 (usbstat & USBSTS_HCH) ? "HCHalted " : "",
168 (usbstat & USBSTS_HCPE) ? "HostControllerProcessError " : "",
169 (usbstat & USBSTS_HSE) ? "HostSystemError " : "",
170 (usbstat & USBSTS_RD) ? "ResumeDetect " : "",
171 (usbstat & USBSTS_ERROR) ? "USBError " : "",
172 (usbstat & USBSTS_USBINT) ? "USBINT " : "");
173
174 dbg(" usbint = %04x", usbint);
175 dbg(" usbfrnum = (%d)%03x", (usbfrnum >> 10) & 1,
176 0xfff & (4 * (unsigned int) usbfrnum));
177 dbg(" flbaseadd = %08x", flbaseadd);
178 dbg(" sof = %02x", sof);
179 uhci_show_sc (1, portsc1);
180 uhci_show_sc (2, portsc2);
181 }
182 #endif
183
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