From d108ea4326d824da73da0a4f9632c5da6aa2e3ec Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Fri, 22 May 2020 21:45:34 +0700
Subject: [PATCH] implement hcd_uframe_number for ohci

able to get 8 byte descriptors using LPC1769 + base, but failed to reset
and set address.
---
 .../cdc_msc_hid/ses/lpc40xx/lpc40xx.emProject | 24 ++++++++++++-------
 src/host/ohci/ohci.c                          | 15 +++++++++++-
 src/host/ohci/ohci.h                          |  2 ++
 3 files changed, 32 insertions(+), 9 deletions(-)

diff --git a/examples/host/cdc_msc_hid/ses/lpc40xx/lpc40xx.emProject b/examples/host/cdc_msc_hid/ses/lpc40xx/lpc40xx.emProject
index bfb7922a3..68995f1a5 100644
--- a/examples/host/cdc_msc_hid/ses/lpc40xx/lpc40xx.emProject
+++ b/examples/host/cdc_msc_hid/ses/lpc40xx/lpc40xx.emProject
@@ -18,8 +18,8 @@
       arm_target_debug_interface_type="ADIv5"
       arm_target_device_name="LPC4088"
       arm_target_interface_type="SWD"
-      c_preprocessor_definitions="CORE_M4;__LPC4000_FAMILY;__LPC408x_SUBFAMILY;ARM_MATH_CM4;FLASH_PLACEMENT=1;BOARD_EA4088QS;CFG_TUSB_MCU=OPT_MCU_LPC40XX;CFG_TUSB_MEM_SECTION= __attribute__((section(&quot;.bss2&quot;)))"
-      c_user_include_directories="../../src;$(rootDir)/hw;$(rootDir)/src;$(lpcDir)/inc"
+      c_preprocessor_definitions="CORE_M4;__LPC4000_FAMILY;__LPC408x_SUBFAMILY;ARM_MATH_CM4;FLASH_PLACEMENT=1;BOARD_EA4088QS;CFG_TUSB_MCU=OPT_MCU_LPC40XX;CFG_TUSB_MEM_SECTION= __attribute__((section(&quot;.bss2&quot;)));CFG_TUSB_DEBUG=2;LOGGER_RTT"
+      c_user_include_directories="../../src;$(rootDir)/hw;$(rootDir)/src;$(lpcDir)/inc;$(rootDir)/lib/SEGGER_RTT/RTT"
       debug_register_definition_file="$(ProjectDir)/LPC408x_7x_Registers.xml"
       debug_target_connection="J-Link"
       gcc_enable_all_warnings="Yes"
@@ -55,6 +55,7 @@
         <folder Name="ea4088qs">
           <file file_name="../../../../../hw/bsp/ea4088qs/ea4088qs.c" />
         </folder>
+        <file file_name="../../../../../hw/bsp/board.c" />
       </folder>
       <folder Name="mcu">
         <folder Name="nxp">
@@ -91,12 +92,6 @@
         </folder>
       </folder>
     </folder>
-    <folder
-      Name="segger_rtt"
-      exclude=""
-      filter="*.c;*.h"
-      path="../../../../../lib/segger_rtt"
-      recurse="No" />
     <folder
       Name="src"
       exclude=""
@@ -109,6 +104,19 @@
       filter="*.c;*.h"
       path="../../../../../src"
       recurse="Yes" />
+    <folder Name="lib">
+      <folder Name="SEGGER_RTT">
+        <folder Name="RTT">
+          <file file_name="../../../../../lib/SEGGER_RTT/RTT/SEGGER_RTT.c" />
+          <file file_name="../../../../../lib/SEGGER_RTT/RTT/SEGGER_RTT.h" />
+          <file file_name="../../../../../lib/SEGGER_RTT/RTT/SEGGER_RTT_Conf.h" />
+          <file file_name="../../../../../lib/SEGGER_RTT/RTT/SEGGER_RTT_printf.c" />
+        </folder>
+        <folder Name="Syscalls">
+          <file file_name="../../../../../lib/SEGGER_RTT/Syscalls/SEGGER_RTT_Syscalls_SES.c" />
+        </folder>
+      </folder>
+    </folder>
   </project>
   <configuration
     Name="EA4088 QuickStart"
diff --git a/src/host/ohci/ohci.c b/src/host/ohci/ohci.c
index 547622edf..5ee5fe8c4 100644
--- a/src/host/ohci/ohci.c
+++ b/src/host/ohci/ohci.c
@@ -166,7 +166,7 @@ bool hcd_init(void)
   OHCI_REG->interrupt_disable = OHCI_REG->interrupt_enable; // disable all interrupts
   OHCI_REG->interrupt_status  = OHCI_REG->interrupt_status; // clear current set bits
   OHCI_REG->interrupt_enable  = OHCI_INT_WRITEBACK_DONEHEAD_MASK | OHCI_INT_RESUME_DETECTED_MASK |
-      OHCI_INT_UNRECOVERABLE_ERROR_MASK | /*OHCI_INT_FRAME_OVERFLOW_MASK |*/ OHCI_INT_RHPORT_STATUS_CHANGE_MASK |
+      OHCI_INT_UNRECOVERABLE_ERROR_MASK | OHCI_INT_FRAME_OVERFLOW_MASK | OHCI_INT_RHPORT_STATUS_CHANGE_MASK |
       OHCI_INT_MASTER_ENABLE_MASK;
 
   OHCI_REG->control |= OHCI_CONTROL_CONTROL_BULK_RATIO | OHCI_CONTROL_LIST_CONTROL_ENABLE_MASK |
@@ -181,6 +181,13 @@ bool hcd_init(void)
   return true;
 }
 
+uint32_t hcd_uframe_number(uint8_t rhport)
+{
+  (void) rhport;
+  return (ohci_data.frame_number_hi << 16 | OHCI_REG->frame_number) << 3;
+}
+
+
 //--------------------------------------------------------------------+
 // PORT API
 //--------------------------------------------------------------------+
@@ -606,6 +613,12 @@ void hcd_isr(uint8_t hostid)
 
   if (int_status == 0) return;
 
+  // Frame number overflow
+  if ( int_status & OHCI_INT_FRAME_OVERFLOW_MASK )
+  {
+    ohci_data.frame_number_hi++;
+  }
+
   //------------- RootHub status -------------//
   if ( int_status & OHCI_INT_RHPORT_STATUS_CHANGE_MASK )
   {
diff --git a/src/host/ohci/ohci.h b/src/host/ohci/ohci.h
index 6f6ef9676..bfcdaf9a3 100644
--- a/src/host/ohci/ohci.h
+++ b/src/host/ohci/ohci.h
@@ -180,6 +180,8 @@ typedef struct TU_ATTR_ALIGNED(256)
   ohci_ed_t ed_pool[HCD_MAX_ENDPOINT];
   ohci_gtd_t gtd_pool[HCD_MAX_XFER];
 
+  volatile uint16_t frame_number_hi;
+
 } ohci_data_t;
 
 //--------------------------------------------------------------------+