Diff: USBHost/USBHost.cpp

Revision:

6:03ef38d6e1ba

Parent:

5:10bfc10afcc8

Child:

7:9a20482c9a7a

--- a/USBHost/USBHost.cpp	Mon Jan 27 11:00:28 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,339 +0,0 @@
-// Simple USBHost for FRDM-KL46Z
-#include "USBHost.h"
-#include <algorithm>
-
-template <bool>struct CtAssert;
-template <>struct CtAssert<true> {};
-#define CTASSERT(A) CtAssert<A>();
-
-
-#ifdef _USB_DBG
-#define USB_DBG(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
-#define USB_DBG2(...) do{fprintf(stderr,"[%s@%d] ",__PRETTY_FUNCTION__,__LINE__);fprintf(stderr,__VA_ARGS__);fprintf(stderr,"\n");} while(0);
-#define USB_DBG_HEX(A,B) debug_hex(A,B)
-#define USB_DBG_ERRSTAT() report.print_errstat();
-void debug_hex(uint8_t* buf, int size);
-#else
-#define USB_DBG(...) while(0)
-#define USB_DBG2(...) while(0)
-#define USB_DBG_HEX(A,B) while(0)
-#define USB_DBG_ERRSTAT() while(0)
-#endif
-
-#define USB_TEST_ASSERT(A) while(!(A)){fprintf(stderr,"\n\n%s@%d %s ASSERT!\n\n",__PRETTY_FUNCTION__,__LINE__,#A);exit(1);};
-#define USB_TEST_ASSERT_FALSE(A) USB_TEST_ASSERT(!(A))
-
-#define USB_INFO(...) do{fprintf(stderr,__VA_ARGS__);}while(0);
-
-USBHost* USBHost::inst = NULL;
-
-USBHost* USBHost::getHostInst()
-{
-    if (inst == NULL) {
-        inst = new USBHost();
-        inst->init();
-    }
-    return inst;
-}
-
-USBHost::USBHost() {
-}
-
-/* virtual */ bool USBHost::enumeration() {
-    USBEndpoint* ep = &ep_ctl_in_out;
-    uint8_t desc[64];
-    ep->setAddress(0);
-    ep->setSize(8); // max packet size
-    dev_addr = 0;
-    wait_ms(100);
-    SETUP_PACKET setup_get_descriptor = {0x80, GET_DESCRIPTOR, 1<<8, 0, 0};
-    int result = ControlRead(&setup_get_descriptor, desc, ep->getSize());
-    if (result < ep->getSize()) {
-        USB_DBG("result=%d %02x", result, LastStatus);
-        USB_DBG_ERRSTAT();
-        return false;
-    }
-    USB_DBG_HEX(desc, result);
-    USB_DBG_ERRSTAT();
-    DeviceDescriptor* dev_desc = reinterpret_cast<DeviceDescriptor*>(desc);
-    ep->setSize(dev_desc->bMaxPacketSize);
-
-    SETUP_PACKET setup_set_address = {0x00, SET_ADDRESS, 1, 0, 0};
-    result = ControlWrite(&setup_set_address);
-    if (result < 0) {
-        USB_DBG("result=%d %02x", result, LastStatus);
-        USB_DBG_ERRSTAT();
-        return false;
-    }
-    wait_ms(100);
-    dev_addr = 1;
-
-    result = ControlRead(&setup_get_descriptor, desc, sizeof(desc));
-    if (result < 8) {
-        USB_DBG("result=%d", result);
-        USB_DBG_ERRSTAT();
-        return false;
-    }
-    USB_DBG_HEX(desc, result);
-    USB_DBG_ERRSTAT();
-
-    USB_INFO("USB VID: %04x, PID: %04x\n", dev_desc->idVendor, dev_desc->idProduct);
-    if (dev_desc->bDeviceClass == HUB_CLASS) {
-        USB_INFO("USB hub not supported.\n\n");
-        exit(1);
-    }
-
-    setup_get_descriptor.wValue = 2<<8; // config descriptor
-    result = ControlRead(&setup_get_descriptor, desc, 4);
-    if (result != 4) {
-        USB_DBG("result=%d", result);
-        USB_DBG_ERRSTAT();
-        return false;
-    }
-    USB_DBG_HEX(desc, 4);
-    USB_DBG_ERRSTAT();
-
-    int TotalLength = desc[2]|desc[3]<<8;
-    uint8_t* buf = new uint8_t[TotalLength];
-    result = ControlRead(&setup_get_descriptor, buf, TotalLength);
-    if (result != TotalLength) {
-        USB_DBG("result=%d TotalLength=%d %02x", result, TotalLength, LastStatus);
-        USB_DBG_ERRSTAT();
-        return false;
-    }
-    USB_DBG_HEX(buf, TotalLength);
-    USB_DBG_ERRSTAT();
-
-    for(int i = 0; i < TotalLength; ) {
-        int Length = buf[i];
-        uint8_t DescriptorType = buf[i+1];
-        if (DescriptorType == 0x05) { // endpoint
-            EndpointDescriptor* desc = reinterpret_cast<EndpointDescriptor*>(buf+i);
-            USBEndpoint* ep = NULL;
-            if (desc->bmAttributes == 0x03) { // interrupt
-                if (desc->bEndpointAddress & 0x80) {
-                    ep = &ep_int_in;
-                }
-            } else if (desc->bmAttributes == 0x02) { // bulk
-                ep = (desc->bEndpointAddress & 0x80) ? &ep_bulk_in : &ep_bulk_out;
-            }
-            if (ep) {
-                ep->setAddress(desc->bEndpointAddress);
-                ep->setSize(desc->wMaxPacketSize);
-            }
-        }
-        USB_DBG_HEX(buf+i, Length);
-        i += Length;
-    }
-    delete[] buf;
-
-    // config = 1
-    SETUP_PACKET setup_set_config = {0x00, SET_CONFIGURATION, 1, 0, 0};
-    result = ControlWrite(&setup_set_config);
-    if (result < 0) {
-        USB_DBG("set config: %02x", LastStatus);
-        USB_DBG_ERRSTAT();
-        if (lowSpeed && LastStatus == STALL) { // TODO:
-            wait_ms(100);
-            return true;
-        }
-        return false;
-    }
-    wait_ms(100);
-    return true;
-}
-
-USB_TYPE USBHost::controlRead(USBDeviceConnected* dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len) {
-    SETUP_PACKET setup = {requestType, request, value, index};
-    int result = ControlRead(&setup, buf, len);
-    USB_DBG2("result=%d %02x", result, LastStatus);
-    return (result >= 0) ? USB_TYPE_OK : USB_TYPE_ERROR;
-}
-
-USB_TYPE USBHost::controlWrite(USBDeviceConnected* dev, uint8_t requestType, uint8_t request, uint32_t value, uint32_t index, uint8_t * buf, uint32_t len) {
-    SETUP_PACKET setup = {requestType, request, value, index};
-    int result = ControlWrite(&setup, buf, len);
-    if (result >= 0) {
-        return USB_TYPE_OK;
-    }
-    USB_DBG("result=%d %02x", result, LastStatus);
-    USB_DBG_ERRSTAT();
-    USB_DBG_HEX(buf, len);
-    return USB_TYPE_ERROR;
-}
-
-USB_TYPE USBHost::bulkRead(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking) {
-    USB_TEST_ASSERT(blocking);
-    int result = BulkRead(buf, len);
-    if (result >= 0) {
-        return USB_TYPE_OK;
-    }
-    //USB_DBG2("result=%d %02x", result, host->LastStatus);
-    return USB_TYPE_ERROR;
-}
-
-USB_TYPE USBHost::bulkWrite(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking) {
-    USB_TEST_ASSERT(blocking);
-    int result = BulkWrite(buf, len);
-    if (result >= 0) {
-        return USB_TYPE_OK;
-    }
-    USB_DBG2("result=%d %02x", result, LastStatus);
-    return USB_TYPE_ERROR;
-}
-
-USB_TYPE USBHost::interruptWrite(USBDeviceConnected * dev, USBEndpoint * ep, uint8_t * buf, uint32_t len, bool blocking) {
-    USB_TEST_ASSERT(blocking);
-    int result = InterruptRead(buf, len);
-    if (result >= 0) {
-        return USB_TYPE_OK;
-    }
-    return USB_TYPE_ERROR;
-}
-
-int USBHost::ControlRead(SETUP_PACKET* setup, uint8_t* data, int size) {
-    USBEndpoint* ep = &ep_ctl_in_out;
-    setAddr(dev_addr);
-    token_setup(ep, setup, size); // setup stage
-    if (LastStatus != ACK) {
-        USB_DBG("setup %02x", LastStatus);
-        return -1;
-    }
-    int read_len = 0;
-    while(read_len < size) {
-        int size2 = std::min(size-read_len, ep->getSize());
-        int result = token_in(ep, data+read_len, size2);
-        //USB_DBG("token_in result=%d %02x", result, LastStatus);
-        if (result < 0) {
-            USB_DBG("token_in %d/%d %02x", read_len, size, LastStatus);
-            return result;
-        }
-        read_len += result;
-        if (result < ep->getSize()) {
-            break;
-        }
-    }    
-    int result = token_out(ep); // status stage
-    if (result < 0) {
-        USB_DBG("status token_out %02x", LastStatus);
-        if (LastStatus == STALL) {
-            return read_len;
-        }
-        return result;
-    }
-    return read_len;
-}
-
-int USBHost::ControlWrite(SETUP_PACKET* setup, uint8_t* data, int size) {
-    USBEndpoint* ep = &ep_ctl_in_out;
-    setAddr(dev_addr);
-    token_setup(ep, setup, size); // setup stage
-    if (LastStatus != ACK) {
-        USB_DBG("setup %02x", LastStatus);
-        return -1;
-    }
-    int write_len = 0;
-    if (data != NULL) {
-        write_len = token_out(ep, data, size);
-        if (write_len < 0) {
-            return -1;
-        }
-    }
-    int result = token_in(ep); // status stage
-    if (result < 0) {
-        USB_DBG("result=%d %02x", result, LastStatus);
-        //return result;
-    }
-    return write_len;
-}
-
-int USBHost::InterruptRead(uint8_t* data, int size) {
-    USBEndpoint* ep = &ep_int_in;
-    setAddr(dev_addr);
-    setEndpoint();
-    const int retryLimit = 0;
-    int read_len = 0;
-    for(int n = 0; read_len < size; n++) {
-        int size2 = std::min(size-read_len, ep->getSize());
-        int result = token_in(ep, data+read_len, size2, retryLimit);
-        if (result < 0) {
-            if (LastStatus == NAK) {
-                if (n == 0) {
-                    return -1;
-                }
-                break;
-            }
-            USB_DBG("token_in result=%d %02x", result, LastStatus);
-            return result;
-        }
-        read_len += result;
-        if (result < ep->getSize()) {
-            break;
-        }
-    }
-    return read_len;
-}
-
-int USBHost::BulkRead(uint8_t* data, int size, int timeout_ms) {
-    USBEndpoint* ep = &ep_bulk_in;
-    setAddr(dev_addr);
-    setEndpoint();
-    int retryLimit = (timeout_ms == 0) ? 0 : 10;
-    int read_len = 0;
-    Timer t;
-    for(int n = 0; read_len < size; n++) {
-        int size2 = std::min(size-read_len, ep->getSize());
-        int result = token_in(ep, data+read_len, size2, retryLimit);
-        if (result < 0) {
-            if (LastStatus == NAK) {
-                if (n == 0) {
-                    return -1;
-                }
-                break;
-            }
-            USB_DBG("token_in result=%d %02x", result, LastStatus);
-            return result;
-        }
-        read_len += result;
-        if (result < ep->getSize()) {
-            break;
-        }
-        if (timeout_ms > 0 && t.read_ms() > timeout_ms) {
-            USB_DBG("timeout_ms: %d", timeout_ms);
-            break;
-        }
-    }
-    return read_len;
-}
-
-int USBHost::BulkWrite(const uint8_t* data, int size) {
-    USBEndpoint* ep = &ep_bulk_out;
-    setAddr(dev_addr);
-    setEndpoint();
-    int write_len = 0;
-    for(int n = 0; write_len < size; n++) {
-        int size2 = std::min(size-write_len, ep->getSize());
-        int result = token_out(ep, data+write_len, size2);
-        if (result < 0) {
-            if (LastStatus == NAK) {
-                if (n == 0) {
-                    return -1;
-                }
-                break;
-            }
-            USB_DBG("token_out result=%d %02x", result, LastStatus);
-            return result;
-        }
-        write_len += result;
-        if (result < ep->getSize()) {
-            break;
-        }
-    }
-    return write_len;
-}
-
-int USBHost::IsochronousRead(USBEndpoint* ep, uint8_t* data, int size) {
-    setAddr(dev_addr);
-    return token_iso_in(ep, data, size);
-}
-