Simple USBHost MSD(USB flash drive) for EA LPC4088 QSB test program
Dependencies: LPC4088-USBHost mbed
EA LPC4088をUSBホストにしてUSBフラッシュメモリ(USB flash drive)を読み書きするテストプログラムです。
https://bitbucket.org/va009039/lpc4088_usbhost
Diff: LPC4088-USBHost/USBHost/BaseUsbHostHub.cpp
- Revision:
- 1:26a4baad1736
- Parent:
- 0:11152e69fc05
diff -r 11152e69fc05 -r 26a4baad1736 LPC4088-USBHost/USBHost/BaseUsbHostHub.cpp --- a/LPC4088-USBHost/USBHost/BaseUsbHostHub.cpp Tue Apr 22 10:54:52 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,157 +0,0 @@ -// BaseUsbHostHub.cpp 2014/4/21 -#include "USBHost.h" -//#define DEBUG -#include "BaseUsbHostDebug.h" -#define TEST -#include "BaseUsbHostTest.h" - -#define PORT_CONNECTION 0 -#define PORT_ENABLE 1 -#define PORT_SUSPEND 2 -#define PORT_OVER_CURRENT 3 -#define PORT_RESET 4 -#define PORT_POWER 8 -#define PORT_LOW_SPEED 9 - -#define C_PORT_CONNECTION 16 -#define C_PORT_ENABLE 17 -#define C_PORT_SUSPEND 18 -#define C_PORT_OVER_CURRENT 19 -#define C_PORT_RESET 20 - -UsbHub::UsbHub(ControlEp* ctlEp) -{ - if (ctlEp == NULL) { - DBG_OHCI(LPC_USB->HcRhPortStatus1); - int lowSpeed = 0; - if (LPC_USB->HcRhPortStatus1 & 0x200) { - lowSpeed = 1; - } - m_ctlEp = new ControlEp(lowSpeed); - TEST_ASSERT_TRUE(m_ctlEp); - } else { - m_ctlEp = ctlEp; - } - CTASSERT(sizeof(DeviceDescriptor) == 18); - DeviceDescriptor devdesc; - USB_TYPE rc = m_ctlEp->GetDescriptor(1, 0, reinterpret_cast<uint8_t*>(&devdesc), sizeof(DeviceDescriptor)); - TEST_ASSERT(rc == USB_TYPE_OK); - if (rc != USB_TYPE_OK) { - return; - } - TEST_ASSERT_TRUE(devdesc.bLength == 0x12); - TEST_ASSERT_TRUE(devdesc.bDescriptorType == 0x01); - TEST_ASSERT_TRUE(devdesc.bDeviceClass == 0x09); // hub - if (devdesc.bDeviceClass != 0x09) { // hub ? - return; - } - CTASSERT(sizeof(HubDescriptor) == 9); - TEST_ASSERT(sizeof(HubDescriptor) == 9); - HubDescriptor hubdesc; - rc = m_ctlEp->controlReceive(0xa0, 6, 0x29<<8, 0, reinterpret_cast<uint8_t*>(&hubdesc), sizeof(HubDescriptor)); - TEST_ASSERT(rc == USB_TYPE_OK); - if (rc != USB_TYPE_OK) { - return; - } - TEST_ASSERT(hubdesc.bDescLength == 9); // length - TEST_ASSERT(hubdesc.bDescriptorType == 0x29); // hub - TEST_ASSERT(hubdesc.bNbrPorts >= 1); - TEST_ASSERT(hubdesc.bNbrPorts <= 16); - - rc = m_ctlEp->SetConfiguration(1); - TEST_ASSERT(rc == USB_TYPE_OK); - - uint32_t status; - rc = m_ctlEp->controlReceive(0xa0, 0, 0, 0, reinterpret_cast<uint8_t*>(&status), 4); - TEST_ASSERT(rc == USB_TYPE_OK); - if (rc != USB_TYPE_OK) { - return; - } - DBG("HUB STATUS: %08X\n", status); - - for(int i = 1; i <= hubdesc.bNbrPorts; i++) { - SetPortPower(i); // power on - wait_ms(hubdesc.bPwrOn2PwrGood*2); - uint32_t status; - GetPortStatus(i, &status); - DBG("port: %d status: %08X\n", i, status); - if (status & 0x010000) { // Connect Status Change, has changed - TEST_ASSERT(status & 0x000001); - ClearPortFeature(C_PORT_CONNECTION, i); - int lowSpeed = 0; - if (status & 0x0200) { - lowSpeed = 1; - } - PortReset(i); - ControlEp* ctlEp = new ControlEp(lowSpeed); - PortEp.push_back(ctlEp); - } else { - ClearPortPower(i); // power off - } - } -} - -bool UsbHub::check(ControlEp* ctlEp) -{ - if (ctlEp == NULL) { - return false; - } - DeviceDescriptor desc; - USB_TYPE rc = ctlEp->GetDescriptor(DEVICE_DESCRIPTOR, 0, reinterpret_cast<uint8_t*>(&desc), sizeof(DeviceDescriptor)); - if (rc != USB_TYPE_OK) { - return false; - } - if (desc.bDeviceClass == 9) { // hub? - return true; - } - return false; -} - -USB_TYPE UsbHub::SetPortPower(int port) -{ - return SetPortFeature(PORT_POWER, port); -} - -USB_TYPE UsbHub::ClearPortPower(int port) -{ - return ClearPortFeature(PORT_POWER, port); -} - -USB_TYPE UsbHub::SetPortFeature(int feature, int index) -{ - return m_ctlEp->controlSend(0x23, SET_FEATURE,feature,index,0,0); -} - -USB_TYPE UsbHub::ClearPortFeature(int feature, int index) -{ - return m_ctlEp->controlSend(0x23, CLEAR_FEATURE,feature,index,0,0); -} - -USB_TYPE UsbHub::SetPortReset(int port) -{ - return SetPortFeature(PORT_RESET, port); -} - -USB_TYPE UsbHub::GetPortStatus(int port, uint32_t* status) -{ - return m_ctlEp->controlReceive(0xa3, GET_STATUS, 0, port, (uint8_t*)status, 4); -} - -USB_TYPE UsbHub::PortReset(int port) -{ - DBG("%p port=%d\n", this, port); - TEST_ASSERT(port >= 1); - SetPortReset(port); - // wait reset - for(int i = 0; i < 100; i++) { - uint32_t status; - GetPortStatus(port, &status); - DBG("RESET port: %d status: %08X\n", port, status); - if (status & 0x100000) { // Reset change , Reset complete - return USB_TYPE_OK; - } - wait_ms(5); - } - return USB_TYPE_ERROR; -} -