Changeset cb89430 in mainline for uspace/drv/bus/usb/xhci/debug.c

Timestamp:

2017-06-22T13:59:15Z (8 years ago)

Author:

Ondřej Hlavatý <aearsis@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e4d7363

Parents:

62ba2cbe

Message:

xhci: event rings && hc initialization (WIP)

File:

• uspace/drv/bus/usb/xhci/debug.c (modified) (5 diffs)

uspace/drv/bus/usb/xhci/debug.c

@@ -37 +37 @@
 #include <usb/debug.h>
 
+#include "hw_struct/trb.h"
 #include "debug.h"
 #include "hc.h"
@@ -66 +67 @@
         DUMP_REG(cap, XHCI_CAP_VERSION);
         DUMP_REG(cap, XHCI_CAP_MAX_SLOTS);
+        DUMP_REG(cap, XHCI_CAP_MAX_INTRS);
+        DUMP_REG(cap, XHCI_CAP_MAX_PORTS);
         DUMP_REG(cap, XHCI_CAP_IST);
         DUMP_REG(cap, XHCI_CAP_ERST_MAX);
+        usb_log_debug2(PX "%u", "Max Scratchpad bufs", xhci_get_max_spbuf(cap));
         DUMP_REG(cap, XHCI_CAP_SPR);
         DUMP_REG(cap, XHCI_CAP_U1EL);
@@ -124 +128 @@
         usb_log_debug2("Operational registers:");
 
-        DUMP_REG(hc->op_regs, XHCI_OP_RS);
         DUMP_REG(hc->op_regs, XHCI_OP_RS);
         DUMP_REG(hc->op_regs, XHCI_OP_HCRST);
@@ -152 +155 @@
         DUMP_REG(hc->op_regs, XHCI_OP_CRCR_LO);
         DUMP_REG(hc->op_regs, XHCI_OP_CRCR_HI);
-
+        DUMP_REG(hc->op_regs, XHCI_OP_DCBAAP_LO);
+        DUMP_REG(hc->op_regs, XHCI_OP_DCBAAP_HI);
+        DUMP_REG(hc->rt_regs, XHCI_RT_MFINDEX);
+
+        usb_log_debug2("Interrupter 0 state:");
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_IP);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_IE);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_IMI);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_IMC);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_ERSTSZ);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_ERSTBA_LO);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_ERSTBA_HI);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_ERDP_LO);
+        DUMP_REG(&hc->rt_regs->ir[0], XHCI_INTR_ERDP_HI);
+}
+
+void xhci_dump_ports(xhci_hc_t *hc)
+{
         const size_t num_ports = XHCI_REG_RD(hc->cap_regs, XHCI_CAP_MAX_PORTS);
         for (size_t i = 0; i < num_ports; i++) {
@@ -160 +180 @@
         }
 }
+
+static const char *trb_types [] = {
+        [0] = "<empty>",
+#define TRB(t) [XHCI_TRB_TYPE_##t] = #t
+        TRB(NORMAL),
+        TRB(SETUP_STAGE),
+        TRB(DATA_STAGE),
+        TRB(STATUS_STAGE),
+        TRB(ISOCH),
+        TRB(LINK),
+        TRB(EVENT_DATA),
+        TRB(NO_OP),
+        TRB(ENABLE_SLOT_CMD),
+        TRB(DISABLE_SLOT_CMD),
+        TRB(ADDRESS_DEVICE_CMD),
+        TRB(CONFIGURE_ENDPOINT_CMD),
+        TRB(EVALUATE_CONTEXT_CMD),
+        TRB(RESET_ENDPOINT_CMD),
+        TRB(STOP_ENDPOINT_CMD),
+        TRB(SET_TR_DEQUEUE_POINTER_CMD),
+        TRB(RESET_DEVICE_CMD),
+        TRB(FORCE_EVENT_CMD),
+        TRB(NEGOTIATE_BANDWIDTH_CMD),
+        TRB(SET_LATENCY_TOLERANCE_VALUE_CMD),
+        TRB(GET_PORT_BANDWIDTH_CMD),
+        TRB(FORCE_HEADER_CMD),
+        TRB(NO_OP_CMD),
+        TRB(TRANSFER_EVENT),
+        TRB(COMMAND_COMPLETION_EVENT),
+        TRB(PORT_STATUS_CHANGE_EVENT),
+        TRB(BANDWIDTH_REQUEST_EVENT),
+        TRB(DOORBELL_EVENT),
+        TRB(HOST_CONTROLLER_EVENT),
+        TRB(DEVICE_NOTIFICATION_EVENT),
+        TRB(MFINDEX_WRAP_EVENT),
+#undef TRB
+        [XHCI_TRB_TYPE_MAX] = NULL,
+};
+
+const char *xhci_trb_str_type(unsigned type)
+{
+        static char type_buf [20];
+
+        if (type < XHCI_TRB_TYPE_MAX && trb_types[type] != NULL)
+                return trb_types[type];
+
+        snprintf(type_buf, sizeof(type_buf), "<unknown (%u)>", type);
+        return type_buf;
+}
+
+void xhci_dump_trb(xhci_trb_t *trb)
+{
+        usb_log_debug2("TRB(%p): type %s, cycle %u", trb, xhci_trb_str_type(TRB_TYPE(*trb)), TRB_CYCLE(*trb));
+}
+
 /**
  * @}