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Split out the control endpoint logic

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This commit is contained in:
Scott Shawcroft
2018-11-07 23:04:34 -08:00
parent c582c0fda9
commit 7a40ec2647
12 changed files with 435 additions and 282 deletions
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11
src/class/msc/msc_device.c
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@@ -47,6 +47,7 @@
#include "common/tusb_common.h"
#include "msc_device.h"
#include "device/control.h"
#include "device/usbd_pvt.h"
//--------------------------------------------------------------------+
@@ -146,22 +147,22 @@ tusb_error_t mscd_open(uint8_t rhport, tusb_desc_interface_t const * p_desc_itf,
return TUSB_ERROR_NONE;
}
tusb_error_t mscd_control_request_st(uint8_t rhport, tusb_control_request_t const * p_request)
tusb_error_t mscd_control_request(uint8_t rhport, tusb_control_request_t const * p_request, uint16_t bytes_already_sent)
{
TU_ASSERT(p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS, TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT);
if(MSC_REQ_RESET == p_request->bRequest)
{
dcd_control_status(rhport, p_request->bmRequestType_bit.direction);
// TODO: Actually reset.
}
else if (MSC_REQ_GET_MAX_LUN == p_request->bRequest)
{
// returned MAX LUN is minus 1 by specs
_usbd_ctrl_buf[0] = CFG_TUD_MSC_MAXLUN-1;
usbd_control_xfer_st(rhport, p_request->bmRequestType_bit.direction, _usbd_ctrl_buf, 1);
_shared_control_buffer[0] = CFG_TUD_MSC_MAXLUN-1;
dcd_edpt_xfer(rhport, TUSB_DIR_IN_MASK, _shared_control_buffer, 1);
}else
{
dcd_control_stall(rhport); // stall unsupported request
return TUSB_ERROR_FAILED; // stall unsupported request
}
return TUSB_ERROR_NONE;
}

2
src/class/msc/msc_device.h
View File

@@ -198,7 +198,7 @@ ATTR_WEAK bool tud_lun_capacity_cb(uint8_t lun, uint32_t* last_valid_sector, uin
void mscd_init(void);
tusb_error_t mscd_open(uint8_t rhport, tusb_desc_interface_t const * p_interface_desc, uint16_t *p_length);
tusb_error_t mscd_control_request_st(uint8_t rhport, tusb_control_request_t const * p_request);
tusb_error_t mscd_control_request(uint8_t rhport, tusb_control_request_t const * p_request, uint16_t bytes_already_sent);
tusb_error_t mscd_xfer_cb(uint8_t rhport, uint8_t edpt_addr, tusb_event_t event, uint32_t xferred_bytes);
void mscd_reset(uint8_t rhport);