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Merge remote-tracking branch 'origin' into msp430f5529

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This commit is contained in:
William D. Jones
2019-10-02 23:18:49 -04:00
parent b0b737b42a e59742f200
commit 5ee1070c16
82 changed files with 7267 additions and 573 deletions
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225
src/device/usbd.c
View File

@@ -52,14 +52,22 @@ typedef struct {
uint8_t self_powered : 1; // configuration descriptor's attribute
};
uint8_t ep_busy_map[2]; // bit mask for busy endpoint
uint8_t ep_stall_map[2]; // bit map for stalled endpoint
uint8_t itf2drv[16]; // map interface number to driver (0xff is invalid)
uint8_t ep2drv[8][2]; // map endpoint to driver ( 0xff is invalid )
struct TU_ATTR_PACKED
{
volatile bool busy : 1;
volatile bool stalled : 1;
// TODO merge ep2drv here, 4-bit should be sufficient
}ep_status[8][2];
}usbd_device_t;
static usbd_device_t _usbd_dev = { 0 };
static usbd_device_t _usbd_dev;
// Invalid driver ID in itf2drv[] ep2drv[][] mapping
enum { DRVID_INVALID = 0xFFu };
//--------------------------------------------------------------------+
// Class Driver
@@ -142,9 +150,26 @@ static usbd_class_driver_t const usbd_class_drivers[] =
.sof = NULL
},
#endif
#if CFG_TUD_USBTMC
// Presently USBTMC is the only defined class with the APP_SPECIFIC class code.
// We maybe need to add subclass codes here, or a callback to ask if a driver can
// handle a particular interface.
{
.class_code = TUD_USBTMC_APP_CLASS,
//.subclass_code = TUD_USBTMC_APP_SUBCLASS
.init = usbtmcd_init_cb,
.reset = usbtmcd_reset_cb,
.open = usbtmcd_open_cb,
.control_request = usbtmcd_control_request_cb,
.control_complete = usbtmcd_control_complete_cb,
.xfer_cb = usbtmcd_xfer_cb,
.sof = NULL
},
#endif
};
enum { USBD_CLASS_DRIVER_COUNT = TU_ARRAY_SZIE(usbd_class_drivers) };
enum { USBD_CLASS_DRIVER_COUNT = TU_ARRAY_SIZE(usbd_class_drivers) };
//--------------------------------------------------------------------+
// DCD Event
@@ -213,8 +238,8 @@ static void usbd_reset(uint8_t rhport)
{
tu_varclr(&_usbd_dev);
memset(_usbd_dev.itf2drv, 0xff, sizeof(_usbd_dev.itf2drv)); // invalid mapping
memset(_usbd_dev.ep2drv , 0xff, sizeof(_usbd_dev.ep2drv )); // invalid mapping
memset(_usbd_dev.itf2drv, DRVID_INVALID, sizeof(_usbd_dev.itf2drv)); // invalid mapping
memset(_usbd_dev.ep2drv , DRVID_INVALID, sizeof(_usbd_dev.ep2drv )); // invalid mapping
usbd_control_reset(rhport);
@@ -287,19 +312,19 @@ void tud_task (void)
{
// Invoke the class callback associated with the endpoint address
uint8_t const ep_addr = event.xfer_complete.ep_addr;
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const ep_dir = tu_edpt_dir(ep_addr);
_usbd_dev.ep_busy_map[dir] = (uint8_t) tu_bit_clear(_usbd_dev.ep_busy_map[dir], epnum);
_usbd_dev.ep_status[epnum][ep_dir].busy = false;
if ( 0 == tu_edpt_number(ep_addr) )
if ( 0 == epnum )
{
// control transfer DATA stage callback
usbd_control_xfer_cb(event.rhport, ep_addr, event.xfer_complete.result, event.xfer_complete.len);
}
else
{
uint8_t const drv_id = _usbd_dev.ep2drv[tu_edpt_number(ep_addr)][tu_edpt_dir(ep_addr)];
uint8_t const drv_id = _usbd_dev.ep2drv[epnum][ep_dir];
TU_ASSERT(drv_id < USBD_CLASS_DRIVER_COUNT,);
usbd_class_drivers[drv_id].xfer_cb(event.rhport, ep_addr, event.xfer_complete.result, event.xfer_complete.len);
@@ -346,6 +371,8 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const
{
usbd_control_set_complete_callback(NULL);
TU_ASSERT(p_request->bmRequestType_bit.type < TUSB_REQ_TYPE_INVALID);
// Vendor request
if ( p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_VENDOR )
{
@@ -435,74 +462,122 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const
case TUSB_REQ_RCPT_INTERFACE:
{
uint8_t const itf = tu_u16_low(p_request->wIndex);
uint8_t const drvid = _usbd_dev.itf2drv[itf];
TU_VERIFY(itf < TU_ARRAY_SIZE(_usbd_dev.itf2drv));
uint8_t const drvid = _usbd_dev.itf2drv[itf];
TU_VERIFY(drvid < USBD_CLASS_DRIVER_COUNT);
switch ( p_request->bRequest )
if (p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_STANDARD)
{
case TUSB_REQ_GET_INTERFACE:
switch ( p_request->bRequest )
{
// TODO not support alternate interface yet
uint8_t alternate = 0;
tud_control_xfer(rhport, p_request, &alternate, 1);
case TUSB_REQ_GET_INTERFACE:
{
// TODO not support alternate interface yet
uint8_t alternate = 0;
tud_control_xfer(rhport, p_request, &alternate, 1);
}
break;
case TUSB_REQ_SET_INTERFACE:
{
uint8_t const alternate = (uint8_t) p_request->wValue;
// TODO not support alternate interface yet
TU_ASSERT(alternate == 0);
tud_control_status(rhport, p_request);
}
break;
default:
// forward to class driver: "STD request to Interface"
// GET HID REPORT DESCRIPTOR falls into this case
// stall control endpoint if driver return false
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete);
TU_ASSERT(usbd_class_drivers[drvid].control_request != NULL &&
usbd_class_drivers[drvid].control_request(rhport, p_request));
break;
}
break;
case TUSB_REQ_SET_INTERFACE:
{
uint8_t alternate = (uint8_t) p_request->wValue;
// TODO not support alternate interface yet
TU_ASSERT(alternate == 0);
tud_control_status(rhport, p_request);
}
break;
default:
// forward to class driver
// stall control endpoint if driver return false
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete);
TU_ASSERT(usbd_class_drivers[drvid].control_request(rhport, p_request));
break;
}else
{
// forward to class driver: "non-STD request to Interface"
// stall control endpoint if driver return false
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete);
TU_ASSERT(usbd_class_drivers[drvid].control_request != NULL &&
usbd_class_drivers[drvid].control_request(rhport, p_request));
}
}
break;
//------------- Endpoint Request -------------//
case TUSB_REQ_RCPT_ENDPOINT:
// Non standard request is not supported
TU_VERIFY( TUSB_REQ_TYPE_STANDARD == p_request->bmRequestType_bit.type );
{
uint8_t const ep_addr = tu_u16_low(p_request->wIndex);
uint8_t const ep_num = tu_edpt_number(ep_addr);
uint8_t const ep_dir = tu_edpt_dir(ep_addr);
switch ( p_request->bRequest )
TU_ASSERT(ep_num < TU_ARRAY_SIZE(_usbd_dev.ep2drv) );
uint8_t const drv_id = _usbd_dev.ep2drv[ep_num][ep_dir];
TU_ASSERT(drv_id < USBD_CLASS_DRIVER_COUNT);
bool ret = false;
if ( TUSB_REQ_TYPE_STANDARD != p_request->bmRequestType_bit.type )
{
case TUSB_REQ_GET_STATUS:
{
uint16_t status = usbd_edpt_stalled(rhport, tu_u16_low(p_request->wIndex)) ? 0x0001 : 0x0000;
tud_control_xfer(rhport, p_request, &status, 2);
}
break;
case TUSB_REQ_CLEAR_FEATURE:
if ( TUSB_REQ_FEATURE_EDPT_HALT == p_request->wValue )
{
usbd_edpt_clear_stall(rhport, tu_u16_low(p_request->wIndex));
}
tud_control_status(rhport, p_request);
break;
case TUSB_REQ_SET_FEATURE:
if ( TUSB_REQ_FEATURE_EDPT_HALT == p_request->wValue )
{
usbd_edpt_stall(rhport, tu_u16_low(p_request->wIndex));
}
tud_control_status(rhport, p_request);
break;
// Unknown/Unsupported request
default: TU_BREAKPOINT(); return false;
// complete callback is also capable of stalling/acking the request
usbd_control_set_complete_callback(usbd_class_drivers[drv_id].control_complete);
}
// Then handle if it is standard request
if ( TUSB_REQ_TYPE_STANDARD == p_request->bmRequestType_bit.type )
{
// force return true for standard request
ret = true;
switch ( p_request->bRequest )
{
case TUSB_REQ_GET_STATUS:
{
uint16_t status = usbd_edpt_stalled(rhport, ep_addr) ? 0x0001 : 0x0000;
tud_control_xfer(rhport, p_request, &status, 2);
}
break;
case TUSB_REQ_CLEAR_FEATURE:
if ( TUSB_REQ_FEATURE_EDPT_HALT == p_request->wValue )
{
usbd_edpt_clear_stall(rhport, ep_addr);
}
tud_control_status(rhport, p_request);
break;
case TUSB_REQ_SET_FEATURE:
if ( TUSB_REQ_FEATURE_EDPT_HALT == p_request->wValue )
{
usbd_edpt_stall(rhport, ep_addr);
}
tud_control_status(rhport, p_request);
break;
// Unknown/Unsupported request
default: TU_BREAKPOINT(); return false;
}
}
// Some classes such as TMC needs to clear/re-init its buffer when receiving CLEAR_FEATURE request
// We will forward all request targeted endpoint to its class driver
// For class-type requests: must (call tud_control_status(); return true) or (return false)
// For std-type requests: non-std request codes are already discarded.
// must not call tud_control_status(), and return value will have no effect
// class driver is invoked last, so that EP already has EP stall cleared (in event of clear feature EP halt)
if ( usbd_class_drivers[drv_id].control_request &&
usbd_class_drivers[drv_id].control_request(rhport, p_request))
{
ret = true;
}
return ret;
}
break;
// Unknown recipient
@@ -548,7 +623,7 @@ static bool process_set_config(uint8_t rhport, uint8_t cfg_num)
TU_ASSERT( drv_id < USBD_CLASS_DRIVER_COUNT );
// Interface number must not be used already TODO alternate interface
TU_ASSERT( 0xff == _usbd_dev.itf2drv[desc_itf->bInterfaceNumber] );
TU_ASSERT( DRVID_INVALID == _usbd_dev.itf2drv[desc_itf->bInterfaceNumber] );
_usbd_dev.itf2drv[desc_itf->bInterfaceNumber] = drv_id;
uint16_t itf_len=0;
@@ -581,7 +656,7 @@ static void mark_interface_endpoint(uint8_t ep2drv[8][2], uint8_t const* p_desc,
ep2drv[tu_edpt_number(ep_addr)][tu_edpt_dir(ep_addr)] = driver_id;
}
len += tu_desc_len(p_desc);
len = (uint16_t)(len + tu_desc_len(p_desc));
p_desc = tu_desc_next(p_desc);
}
}
@@ -752,7 +827,7 @@ bool usbd_open_edpt_pair(uint8_t rhport, uint8_t const* p_desc, uint8_t ep_count
{
tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) p_desc;
TU_VERIFY(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType && xfer_type == desc_ep->bmAttributes.xfer);
TU_ASSERT(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType && xfer_type == desc_ep->bmAttributes.xfer);
TU_ASSERT(dcd_edpt_open(rhport, desc_ep));
if ( tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN )
@@ -794,8 +869,7 @@ bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
uint8_t const dir = tu_edpt_dir(ep_addr);
TU_VERIFY( dcd_edpt_xfer(rhport, ep_addr, buffer, total_bytes) );
_usbd_dev.ep_busy_map[dir] = (uint8_t) tu_bit_set(_usbd_dev.ep_busy_map[dir], epnum);
_usbd_dev.ep_status[epnum][dir].busy = true;
return true;
}
@@ -807,17 +881,17 @@ bool usbd_edpt_busy(uint8_t rhport, uint8_t ep_addr)
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
return tu_bit_test(_usbd_dev.ep_busy_map[dir], epnum);
return _usbd_dev.ep_status[epnum][dir].busy;
}
void usbd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
{
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
dcd_edpt_stall(rhport, ep_addr);
_usbd_dev.ep_stall_map[dir] = (uint8_t) tu_bit_set(_usbd_dev.ep_stall_map[dir], epnum);
_usbd_dev.ep_status[epnum][dir].stalled = true;
_usbd_dev.ep_status[epnum][dir].busy = true;
}
void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
@@ -826,7 +900,8 @@ void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
uint8_t const dir = tu_edpt_dir(ep_addr);
dcd_edpt_clear_stall(rhport, ep_addr);
_usbd_dev.ep_stall_map[dir] = (uint8_t) tu_bit_clear(_usbd_dev.ep_stall_map[dir], epnum);
_usbd_dev.ep_status[epnum][dir].stalled = false;
_usbd_dev.ep_status[epnum][dir].busy = false;
}
bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr)
@@ -836,7 +911,7 @@ bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr)
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
return tu_bit_test(_usbd_dev.ep_stall_map[dir], epnum);
return _usbd_dev.ep_status[epnum][dir].stalled;
}
#endif

31
src/device/usbd.h
View File

@@ -261,6 +261,37 @@ TU_ATTR_WEAK bool tud_vendor_control_complete_cb(uint8_t rhport, tusb_control_re
/* MS Endpoint (connected to embedded jack out) */\
5, TUSB_DESC_CS_ENDPOINT, MIDI_CS_ENDPOINT_GENERAL, 1, 3
//------------- TUD_USBTMC/USB488 -------------//
#define TUD_USBTMC_APP_CLASS (TUSB_CLASS_APPLICATION_SPECIFIC)
#define TUD_USBTMC_APP_SUBCLASS 0x03u
#define TUD_USBTMC_PROTOCOL_STD 0x00u
#define TUD_USBTMC_PROTOCOL_USB488 0x01u
// Interface number, number of endpoints, EP string index, USB_TMC_PROTOCOL*, bulk-out endpoint ID,
// bulk-in endpoint ID
#define TUD_USBTMC_IF_DESCRIPTOR(_itfnum, _bNumEndpoints, _stridx, _itfProtocol) \
/* Interface */ \
0x09, TUSB_DESC_INTERFACE, _itfnum, 0x00, _bNumEndpoints, TUD_USBTMC_APP_CLASS, TUD_USBTMC_APP_SUBCLASS, _itfProtocol, _stridx
#define TUD_USBTMC_IF_DESCRIPTOR_LEN 9u
#define TUD_USBTMC_BULK_DESCRIPTORS(_epout, _epin, _bulk_epsize) \
/* Endpoint Out */ \
7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_bulk_epsize), 0u, \
/* Endpoint In */ \
7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_BULK, U16_TO_U8S_LE(_bulk_epsize), 0u
#define TUD_USBTMC_BULK_DESCRIPTORS_LEN (7u+7u)
/* optional interrupt endpoint */ \
// _int_pollingInterval : for LS/FS, expressed in frames (1ms each). 16 may be a good number?
#define TUD_USBTMC_INT_DESCRIPTOR(_ep_interrupt, _ep_interrupt_size, _int_pollingInterval ) \
7, TUSB_DESC_ENDPOINT, _ep_interrupt, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_interrupt_size), 0x16
#define TUD_USBTMC_INT_DESCRIPTOR_LEN (7u)
//------------- Vendor -------------//
#define TUD_VENDOR_DESC_LEN (9+7+7)

2
src/device/usbd_control.c
View File

@@ -122,7 +122,7 @@ bool usbd_control_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t result
}
_control_state.total_transferred += xferred_bytes;
_control_state.buffer += xferred_bytes;
_control_state.buffer = ((uint8_t*)_control_state.buffer) + xferred_bytes;
if ( _control_state.total_len == _control_state.total_transferred || xferred_bytes < CFG_TUD_ENDPOINT0_SIZE )
{

11
src/device/usbd_pvt.h
View File

@@ -47,10 +47,21 @@ bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
// Check if endpoint transferring is complete
bool usbd_edpt_busy(uint8_t rhport, uint8_t ep_addr);
// Stall endpoint
void usbd_edpt_stall(uint8_t rhport, uint8_t ep_addr);
// Clear stalled endpoint
void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr);
// Check if endpoint is stalled
bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr);
static inline
bool usbd_edpt_ready(uint8_t rhport, uint8_t ep_addr)
{
return !usbd_edpt_busy(rhport, ep_addr) && !usbd_edpt_stalled(rhport, ep_addr);
}
/*------------------------------------------------------------------*/
/* Helper
*------------------------------------------------------------------*/