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Diffstat (limited to 'drivers/usb/musb/musb_debug.h')
-rw-r--r--drivers/usb/musb/musb_debug.h205
1 files changed, 205 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h
new file mode 100644
index 0000000..62380ff
--- /dev/null
+++ b/drivers/usb/musb/musb_debug.h
@@ -0,0 +1,205 @@
+/*
+ * Copyright (c) 2009 Wind River Systems, Inc.
+ * Tom Rix <Tom.Rix@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/* Define MUSB_DEBUG before including this file to get debug macros */
+#ifdef MUSB_DEBUG
+
+#define MUSB_FLAGS_PRINT(v, x, y) \
+ if (((v) & MUSB_##x##_##y)) \
+ serial_printf("\t\t"#y"\n")
+
+static inline void musb_print_pwr(u8 b)
+{
+ serial_printf("\tpower 0x%2.2x\n", b);
+ MUSB_FLAGS_PRINT(b, POWER, ISOUPDATE);
+ MUSB_FLAGS_PRINT(b, POWER, SOFTCONN);
+ MUSB_FLAGS_PRINT(b, POWER, HSENAB);
+ MUSB_FLAGS_PRINT(b, POWER, HSMODE);
+ MUSB_FLAGS_PRINT(b, POWER, RESET);
+ MUSB_FLAGS_PRINT(b, POWER, RESUME);
+ MUSB_FLAGS_PRINT(b, POWER, SUSPENDM);
+ MUSB_FLAGS_PRINT(b, POWER, ENSUSPEND);
+}
+
+static inline void musb_print_csr0(u16 w)
+{
+ serial_printf("\tcsr0 0x%4.4x\n", w);
+ MUSB_FLAGS_PRINT(w, CSR0, FLUSHFIFO);
+ MUSB_FLAGS_PRINT(w, CSR0_P, SVDSETUPEND);
+ MUSB_FLAGS_PRINT(w, CSR0_P, SVDRXPKTRDY);
+ MUSB_FLAGS_PRINT(w, CSR0_P, SENDSTALL);
+ MUSB_FLAGS_PRINT(w, CSR0_P, SETUPEND);
+ MUSB_FLAGS_PRINT(w, CSR0_P, DATAEND);
+ MUSB_FLAGS_PRINT(w, CSR0_P, SENTSTALL);
+ MUSB_FLAGS_PRINT(w, CSR0, TXPKTRDY);
+ MUSB_FLAGS_PRINT(w, CSR0, RXPKTRDY);
+}
+
+static inline void musb_print_intrusb(u8 b)
+{
+ serial_printf("\tintrusb 0x%2.2x\n", b);
+ MUSB_FLAGS_PRINT(b, INTR, VBUSERROR);
+ MUSB_FLAGS_PRINT(b, INTR, SESSREQ);
+ MUSB_FLAGS_PRINT(b, INTR, DISCONNECT);
+ MUSB_FLAGS_PRINT(b, INTR, CONNECT);
+ MUSB_FLAGS_PRINT(b, INTR, SOF);
+ MUSB_FLAGS_PRINT(b, INTR, RESUME);
+ MUSB_FLAGS_PRINT(b, INTR, SUSPEND);
+
+ if (b & MUSB_INTR_BABBLE)
+ serial_printf("\t\tMUSB_INTR_RESET or MUSB_INTR_BABBLE\n");
+
+}
+
+static inline void musb_print_intrtx(u16 w)
+{
+ serial_printf("\tintrtx 0x%4.4x\n", w);
+}
+
+static inline void musb_print_intrrx(u16 w)
+{
+ serial_printf("\tintrx 0x%4.4x\n", w);
+}
+
+static inline void musb_print_devctl(u8 b)
+{
+ serial_printf("\tdevctl 0x%2.2x\n", b);
+ if (b & MUSB_DEVCTL_BDEVICE)
+ serial_printf("\t\tB device\n");
+ else
+ serial_printf("\t\tA device\n");
+ if (b & MUSB_DEVCTL_FSDEV)
+ serial_printf("\t\tFast Device -(host mode)\n");
+ if (b & MUSB_DEVCTL_LSDEV)
+ serial_printf("\t\tSlow Device -(host mode)\n");
+ if (b & MUSB_DEVCTL_HM)
+ serial_printf("\t\tHost mode\n");
+ else
+ serial_printf("\t\tPeripherial mode\n");
+ if (b & MUSB_DEVCTL_HR)
+ serial_printf("\t\tHost request started(B device)\n");
+ else
+ serial_printf("\t\tHost request finished(B device)\n");
+ if (b & MUSB_DEVCTL_BDEVICE) {
+ if (b & MUSB_DEVCTL_SESSION)
+ serial_printf("\t\tStart of session(B device)\n");
+ else
+ serial_printf("\t\tEnd of session(B device)\n");
+ } else {
+ if (b & MUSB_DEVCTL_SESSION)
+ serial_printf("\t\tStart of session(A device)\n");
+ else
+ serial_printf("\t\tEnd of session(A device)\n");
+ }
+}
+
+static inline void musb_print_config(u8 b)
+{
+ serial_printf("\tconfig 0x%2.2x\n", b);
+ if (b & MUSB_CONFIGDATA_MPRXE)
+ serial_printf("\t\tAuto combine rx bulk packets\n");
+ if (b & MUSB_CONFIGDATA_MPTXE)
+ serial_printf("\t\tAuto split tx bulk packets\n");
+ if (b & MUSB_CONFIGDATA_BIGENDIAN)
+ serial_printf("\t\tBig Endian ordering\n");
+ else
+ serial_printf("\t\tLittle Endian ordering\n");
+ if (b & MUSB_CONFIGDATA_HBRXE)
+ serial_printf("\t\tHigh speed rx iso endpoint\n");
+ if (b & MUSB_CONFIGDATA_HBTXE)
+ serial_printf("\t\tHigh speed tx iso endpoint\n");
+ if (b & MUSB_CONFIGDATA_DYNFIFO)
+ serial_printf("\t\tDynamic fifo sizing\n");
+ if (b & MUSB_CONFIGDATA_SOFTCONE)
+ serial_printf("\t\tSoft Connect\n");
+ if (b & MUSB_CONFIGDATA_UTMIDW)
+ serial_printf("\t\t16 bit data width\n");
+ else
+ serial_printf("\t\t8 bit data width\n");
+}
+
+static inline void musb_print_rxmaxp(u16 w)
+{
+ serial_printf("\trxmaxp 0x%4.4x\n", w);
+}
+
+static inline void musb_print_rxcsr(u16 w)
+{
+ serial_printf("\trxcsr 0x%4.4x\n", w);
+ MUSB_FLAGS_PRINT(w, RXCSR, AUTOCLEAR);
+ MUSB_FLAGS_PRINT(w, RXCSR, DMAENAB);
+ MUSB_FLAGS_PRINT(w, RXCSR, DISNYET);
+ MUSB_FLAGS_PRINT(w, RXCSR, PID_ERR);
+ MUSB_FLAGS_PRINT(w, RXCSR, DMAMODE);
+ MUSB_FLAGS_PRINT(w, RXCSR, CLRDATATOG);
+ MUSB_FLAGS_PRINT(w, RXCSR, FLUSHFIFO);
+ MUSB_FLAGS_PRINT(w, RXCSR, DATAERROR);
+ MUSB_FLAGS_PRINT(w, RXCSR, FIFOFULL);
+ MUSB_FLAGS_PRINT(w, RXCSR, RXPKTRDY);
+ MUSB_FLAGS_PRINT(w, RXCSR_P, SENTSTALL);
+ MUSB_FLAGS_PRINT(w, RXCSR_P, SENDSTALL);
+ MUSB_FLAGS_PRINT(w, RXCSR_P, OVERRUN);
+
+ if (w & MUSB_RXCSR_P_ISO)
+ serial_printf("\t\tiso mode\n");
+ else
+ serial_printf("\t\tbulk mode\n");
+
+}
+
+static inline void musb_print_txmaxp(u16 w)
+{
+ serial_printf("\ttxmaxp 0x%4.4x\n", w);
+}
+
+static inline void musb_print_txcsr(u16 w)
+{
+ serial_printf("\ttxcsr 0x%4.4x\n", w);
+ MUSB_FLAGS_PRINT(w, TXCSR, TXPKTRDY);
+ MUSB_FLAGS_PRINT(w, TXCSR, FIFONOTEMPTY);
+ MUSB_FLAGS_PRINT(w, TXCSR, FLUSHFIFO);
+ MUSB_FLAGS_PRINT(w, TXCSR, CLRDATATOG);
+ MUSB_FLAGS_PRINT(w, TXCSR_P, UNDERRUN);
+ MUSB_FLAGS_PRINT(w, TXCSR_P, SENTSTALL);
+ MUSB_FLAGS_PRINT(w, TXCSR_P, SENDSTALL);
+
+ if (w & MUSB_TXCSR_MODE)
+ serial_printf("\t\tTX mode\n");
+ else
+ serial_printf("\t\tRX mode\n");
+}
+
+#else
+
+/* stubs */
+
+#define musb_print_pwr(b)
+#define musb_print_csr0(w)
+#define musb_print_intrusb(b)
+#define musb_print_intrtx(w)
+#define musb_print_intrrx(w)
+#define musb_print_devctl(b)
+#define musb_print_config(b)
+#define musb_print_rxmaxp(w)
+#define musb_print_rxcsr(w)
+#define musb_print_txmaxp(w)
+#define musb_print_txcsr(w)
+
+#endif /* MUSB_DEBUG */