mirror of
https://github.com/hathach/tinyusb.git
synced 2025-02-05 18:40:28 +00:00
move code around
This commit is contained in:
hathach
parent
821be65b03
commit
a270d8d623
@ -37,6 +37,13 @@
|
||||
|
||||
// English
|
||||
#define LANGUAGE_ID 0x0409
|
||||
#define BUF_COUNT 4
|
||||
|
||||
|
||||
tusb_desc_device_t desc_device;
|
||||
|
||||
uint8_t buf_pool[BUF_COUNT][64];
|
||||
uint8_t buf_owner[BUF_COUNT] = { 0 }; // device address that owns buffer
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// MACRO CONSTANT TYPEDEF PROTYPES
|
||||
@ -47,12 +54,8 @@ static void print_utf16(uint16_t *temp_buf, size_t buf_len);
|
||||
void print_device_descriptor(tuh_xfer_t* xfer);
|
||||
void parse_config_descriptor(uint8_t dev_addr, tusb_desc_configuration_t const* desc_cfg);
|
||||
|
||||
tusb_desc_device_t desc_device;
|
||||
|
||||
#define BUF_COUNT 4
|
||||
|
||||
uint8_t buf_pool[BUF_COUNT][64];
|
||||
uint8_t buf_owner[BUF_COUNT] = { 0 }; // device address that owns buffer
|
||||
uint8_t* get_hid_buf(uint8_t daddr);
|
||||
void free_hid_buf(uint8_t daddr);
|
||||
|
||||
/*------------- MAIN -------------*/
|
||||
int main(void)
|
||||
@ -88,6 +91,7 @@ void tuh_mount_cb (uint8_t daddr)
|
||||
void tuh_umount_cb(uint8_t daddr)
|
||||
{
|
||||
printf("Device removed, address = %d\r\n", daddr);
|
||||
free_hid_buf(daddr);
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
@ -150,115 +154,14 @@ void print_device_descriptor(tuh_xfer_t* xfer)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Configuration Descriptor
|
||||
//--------------------------------------------------------------------+
|
||||
|
||||
// get an buffer from pool
|
||||
uint8_t* get_hid_buf(uint8_t daddr)
|
||||
{
|
||||
for(size_t i=0; i<BUF_COUNT; i++)
|
||||
{
|
||||
if (buf_owner[i] == 0)
|
||||
{
|
||||
buf_owner[i] = daddr;
|
||||
return buf_pool[i];
|
||||
}
|
||||
}
|
||||
|
||||
// out of memory, increase BUF_COUNT
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// free all buffer owned by device
|
||||
void free_hid_buf(uint8_t daddr)
|
||||
{
|
||||
for(size_t i=0; i<BUF_COUNT; i++)
|
||||
{
|
||||
if (buf_owner[i] == daddr) buf_owner[i] = 0;
|
||||
}
|
||||
}
|
||||
|
||||
void hid_report_received(tuh_xfer_t* xfer)
|
||||
{
|
||||
// Note: not all field in xfer is available for use (i.e filled by tinyusb stack) in callback to save sram
|
||||
// For instance, xfer->buffer is NULL. We have used user_data to store buffer when submitted callback
|
||||
uint8_t* buf = (uint8_t*) xfer->user_data;
|
||||
|
||||
if (xfer->result == XFER_RESULT_SUCCESS)
|
||||
{
|
||||
printf("[dev %u: ep %02x] HID Report:", xfer->daddr, xfer->ep_addr);
|
||||
for(uint32_t i=0; i<xfer->actual_len; i++)
|
||||
{
|
||||
if (i%16 == 0) printf("\r\n ");
|
||||
printf("%02X ", buf[i]);
|
||||
}
|
||||
printf("\r\n");
|
||||
}
|
||||
|
||||
// continue to submit transfer, with updated buffer
|
||||
// other field remain the same
|
||||
xfer->buflen = 64;
|
||||
xfer->buffer = buf;
|
||||
|
||||
tuh_edpt_xfer(xfer);
|
||||
}
|
||||
|
||||
// count total length of an interface
|
||||
uint16_t count_interface_total_len(tusb_desc_interface_t const* desc_itf, uint8_t itf_count, uint16_t max_len);
|
||||
|
||||
void open_hid_interface(uint8_t daddr, tusb_desc_interface_t const *desc_itf, uint16_t max_len)
|
||||
{
|
||||
// len = interface + hid + n*endpoints
|
||||
uint16_t const drv_len = sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + desc_itf->bNumEndpoints*sizeof(tusb_desc_endpoint_t);
|
||||
|
||||
// corrupted descriptor
|
||||
if (max_len < drv_len) return;
|
||||
|
||||
uint8_t const *p_desc = (uint8_t const *) desc_itf;
|
||||
|
||||
// HID descriptor
|
||||
p_desc = tu_desc_next(p_desc);
|
||||
tusb_hid_descriptor_hid_t const *desc_hid = (tusb_hid_descriptor_hid_t const *) p_desc;
|
||||
if(HID_DESC_TYPE_HID != desc_hid->bDescriptorType) return;
|
||||
|
||||
// Endpoint descriptor
|
||||
p_desc = tu_desc_next(p_desc);
|
||||
tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) p_desc;
|
||||
|
||||
for(int i = 0; i < desc_itf->bNumEndpoints; i++)
|
||||
{
|
||||
if (TUSB_DESC_ENDPOINT != desc_ep->bDescriptorType) return;
|
||||
|
||||
if(tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN)
|
||||
{
|
||||
// skip if failed to open endpoint
|
||||
if ( ! tuh_edpt_open(daddr, desc_ep) ) return;
|
||||
|
||||
uint8_t* buf = get_hid_buf(daddr);
|
||||
if (!buf) return; // out of memory
|
||||
|
||||
tuh_xfer_t xfer =
|
||||
{
|
||||
.daddr = daddr,
|
||||
.ep_addr = desc_ep->bEndpointAddress,
|
||||
.buflen = 64,
|
||||
.buffer = buf,
|
||||
.complete_cb = hid_report_received,
|
||||
.user_data = (uintptr_t) buf, // since buffer is not available in callback, use user data to store the buffer
|
||||
};
|
||||
|
||||
// submit transfer for this EP
|
||||
tuh_edpt_xfer(&xfer);
|
||||
|
||||
printf("Listen to [dev %u: ep %02x]\r\n", daddr, desc_ep->bEndpointAddress);
|
||||
}
|
||||
|
||||
p_desc = tu_desc_next(p_desc);
|
||||
desc_ep = (tusb_desc_endpoint_t const *) p_desc;
|
||||
}
|
||||
}
|
||||
void open_hid_interface(uint8_t daddr, tusb_desc_interface_t const *desc_itf, uint16_t max_len);
|
||||
|
||||
// simple configuration parser to open and listen to HID Endpoint IN
|
||||
void parse_config_descriptor(uint8_t dev_addr, tusb_desc_configuration_t const* desc_cfg)
|
||||
@ -330,6 +233,117 @@ uint16_t count_interface_total_len(tusb_desc_interface_t const* desc_itf, uint8_
|
||||
return len;
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// HID Interface
|
||||
//--------------------------------------------------------------------+
|
||||
|
||||
void hid_report_received(tuh_xfer_t* xfer);
|
||||
|
||||
void open_hid_interface(uint8_t daddr, tusb_desc_interface_t const *desc_itf, uint16_t max_len)
|
||||
{
|
||||
// len = interface + hid + n*endpoints
|
||||
uint16_t const drv_len = sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + desc_itf->bNumEndpoints*sizeof(tusb_desc_endpoint_t);
|
||||
|
||||
// corrupted descriptor
|
||||
if (max_len < drv_len) return;
|
||||
|
||||
uint8_t const *p_desc = (uint8_t const *) desc_itf;
|
||||
|
||||
// HID descriptor
|
||||
p_desc = tu_desc_next(p_desc);
|
||||
tusb_hid_descriptor_hid_t const *desc_hid = (tusb_hid_descriptor_hid_t const *) p_desc;
|
||||
if(HID_DESC_TYPE_HID != desc_hid->bDescriptorType) return;
|
||||
|
||||
// Endpoint descriptor
|
||||
p_desc = tu_desc_next(p_desc);
|
||||
tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) p_desc;
|
||||
|
||||
for(int i = 0; i < desc_itf->bNumEndpoints; i++)
|
||||
{
|
||||
if (TUSB_DESC_ENDPOINT != desc_ep->bDescriptorType) return;
|
||||
|
||||
if(tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN)
|
||||
{
|
||||
// skip if failed to open endpoint
|
||||
if ( ! tuh_edpt_open(daddr, desc_ep) ) return;
|
||||
|
||||
uint8_t* buf = get_hid_buf(daddr);
|
||||
if (!buf) return; // out of memory
|
||||
|
||||
tuh_xfer_t xfer =
|
||||
{
|
||||
.daddr = daddr,
|
||||
.ep_addr = desc_ep->bEndpointAddress,
|
||||
.buflen = 64,
|
||||
.buffer = buf,
|
||||
.complete_cb = hid_report_received,
|
||||
.user_data = (uintptr_t) buf, // since buffer is not available in callback, use user data to store the buffer
|
||||
};
|
||||
|
||||
// submit transfer for this EP
|
||||
tuh_edpt_xfer(&xfer);
|
||||
|
||||
printf("Listen to [dev %u: ep %02x]\r\n", daddr, desc_ep->bEndpointAddress);
|
||||
}
|
||||
|
||||
p_desc = tu_desc_next(p_desc);
|
||||
desc_ep = (tusb_desc_endpoint_t const *) p_desc;
|
||||
}
|
||||
}
|
||||
|
||||
void hid_report_received(tuh_xfer_t* xfer)
|
||||
{
|
||||
// Note: not all field in xfer is available for use (i.e filled by tinyusb stack) in callback to save sram
|
||||
// For instance, xfer->buffer is NULL. We have used user_data to store buffer when submitted callback
|
||||
uint8_t* buf = (uint8_t*) xfer->user_data;
|
||||
|
||||
if (xfer->result == XFER_RESULT_SUCCESS)
|
||||
{
|
||||
printf("[dev %u: ep %02x] HID Report:", xfer->daddr, xfer->ep_addr);
|
||||
for(uint32_t i=0; i<xfer->actual_len; i++)
|
||||
{
|
||||
if (i%16 == 0) printf("\r\n ");
|
||||
printf("%02X ", buf[i]);
|
||||
}
|
||||
printf("\r\n");
|
||||
}
|
||||
|
||||
// continue to submit transfer, with updated buffer
|
||||
// other field remain the same
|
||||
xfer->buflen = 64;
|
||||
xfer->buffer = buf;
|
||||
|
||||
tuh_edpt_xfer(xfer);
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Buffer helper
|
||||
//--------------------------------------------------------------------+
|
||||
|
||||
// get an buffer from pool
|
||||
uint8_t* get_hid_buf(uint8_t daddr)
|
||||
{
|
||||
for(size_t i=0; i<BUF_COUNT; i++)
|
||||
{
|
||||
if (buf_owner[i] == 0)
|
||||
{
|
||||
buf_owner[i] = daddr;
|
||||
return buf_pool[i];
|
||||
}
|
||||
}
|
||||
|
||||
// out of memory, increase BUF_COUNT
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// free all buffer owned by device
|
||||
void free_hid_buf(uint8_t daddr)
|
||||
{
|
||||
for(size_t i=0; i<BUF_COUNT; i++)
|
||||
{
|
||||
if (buf_owner[i] == daddr) buf_owner[i] = 0;
|
||||
}
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Blinking Task
|
||||
@ -350,7 +364,7 @@ void led_blinking_task(void)
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// Helper
|
||||
// String Descriptor Helper
|
||||
//--------------------------------------------------------------------+
|
||||
|
||||
static void _convert_utf16le_to_utf8(const uint16_t *utf16, size_t utf16_len, uint8_t *utf8, size_t utf8_len) {
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user