Fix error if "Required Prototype" is selected.

Signed-off-by: HiFiPhile <admin@hifiphile.com>
This commit is contained in:
HiFiPhile 2020-12-20 23:06:32 +01:00
parent 13e6afd589
commit b3c0d417ef
3 changed files with 184 additions and 173 deletions

View File

@ -71,6 +71,7 @@ CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t _mscd_buf[CFG_TUD_MSC_EP_
//--------------------------------------------------------------------+
// INTERNAL OBJECT & FUNCTION DECLARATION
//--------------------------------------------------------------------+
static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_t* buffer, uint32_t bufsize);
static void proc_read10_cmd(uint8_t rhport, mscd_interface_t* p_msc);
static void proc_write10_cmd(uint8_t rhport, mscd_interface_t* p_msc);
@ -223,179 +224,6 @@ bool mscd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t
return true;
}
// return response's length (copied to buffer). Negative if it is not an built-in command or indicate Failed status (CSW)
// In case of a failed status, sense key must be set for reason of failure
int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_t* buffer, uint32_t bufsize)
{
(void) bufsize; // TODO refractor later
int32_t resplen;
switch ( scsi_cmd[0] )
{
case SCSI_CMD_TEST_UNIT_READY:
resplen = 0;
if ( !tud_msc_test_unit_ready_cb(lun) )
{
// Failed status response
resplen = - 1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}
break;
case SCSI_CMD_START_STOP_UNIT:
resplen = 0;
if (tud_msc_start_stop_cb)
{
scsi_start_stop_unit_t const * start_stop = (scsi_start_stop_unit_t const *) scsi_cmd;
if ( !tud_msc_start_stop_cb(lun, start_stop->power_condition, start_stop->start, start_stop->load_eject) )
{
// Failed status response
resplen = - 1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}
}
break;
case SCSI_CMD_READ_CAPACITY_10:
{
uint32_t block_count;
uint32_t block_size;
uint16_t block_size_u16;
tud_msc_capacity_cb(lun, &block_count, &block_size_u16);
block_size = (uint32_t) block_size_u16;
// Invalid block size/count from callback, possibly unit is not ready
// stall this request, set sense key to NOT READY
if (block_count == 0 || block_size == 0)
{
resplen = -1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}else
{
scsi_read_capacity10_resp_t read_capa10;
read_capa10.last_lba = tu_htonl(block_count-1);
read_capa10.block_size = tu_htonl(block_size);
resplen = sizeof(read_capa10);
memcpy(buffer, &read_capa10, resplen);
}
}
break;
case SCSI_CMD_READ_FORMAT_CAPACITY:
{
scsi_read_format_capacity_data_t read_fmt_capa =
{
.list_length = 8,
.block_num = 0,
.descriptor_type = 2, // formatted media
.block_size_u16 = 0
};
uint32_t block_count;
uint16_t block_size;
tud_msc_capacity_cb(lun, &block_count, &block_size);
// Invalid block size/count from callback, possibly unit is not ready
// stall this request, set sense key to NOT READY
if (block_count == 0 || block_size == 0)
{
resplen = -1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}else
{
read_fmt_capa.block_num = tu_htonl(block_count);
read_fmt_capa.block_size_u16 = tu_htons(block_size);
resplen = sizeof(read_fmt_capa);
memcpy(buffer, &read_fmt_capa, resplen);
}
}
break;
case SCSI_CMD_INQUIRY:
{
scsi_inquiry_resp_t inquiry_rsp =
{
.is_removable = 1,
.version = 2,
.response_data_format = 2,
};
// vendor_id, product_id, product_rev is space padded string
memset(inquiry_rsp.vendor_id , ' ', sizeof(inquiry_rsp.vendor_id));
memset(inquiry_rsp.product_id , ' ', sizeof(inquiry_rsp.product_id));
memset(inquiry_rsp.product_rev, ' ', sizeof(inquiry_rsp.product_rev));
tud_msc_inquiry_cb(lun, inquiry_rsp.vendor_id, inquiry_rsp.product_id, inquiry_rsp.product_rev);
resplen = sizeof(inquiry_rsp);
memcpy(buffer, &inquiry_rsp, resplen);
}
break;
case SCSI_CMD_MODE_SENSE_6:
{
scsi_mode_sense6_resp_t mode_resp =
{
.data_len = 3,
.medium_type = 0,
.write_protected = false,
.reserved = 0,
.block_descriptor_len = 0 // no block descriptor are included
};
bool writable = true;
if (tud_msc_is_writable_cb) {
writable = tud_msc_is_writable_cb(lun);
}
mode_resp.write_protected = !writable;
resplen = sizeof(mode_resp);
memcpy(buffer, &mode_resp, resplen);
}
break;
case SCSI_CMD_REQUEST_SENSE:
{
scsi_sense_fixed_resp_t sense_rsp =
{
.response_code = 0x70,
.valid = 1
};
sense_rsp.add_sense_len = sizeof(scsi_sense_fixed_resp_t) - 8;
sense_rsp.sense_key = _mscd_itf.sense_key;
sense_rsp.add_sense_code = _mscd_itf.add_sense_code;
sense_rsp.add_sense_qualifier = _mscd_itf.add_sense_qualifier;
resplen = sizeof(sense_rsp);
memcpy(buffer, &sense_rsp, resplen);
// Clear sense data after copy
tud_msc_set_sense(lun, 0, 0, 0);
}
break;
default: resplen = -1; break;
}
return resplen;
}
bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes)
{
mscd_interface_t* p_msc = &_mscd_itf;
@ -640,6 +468,180 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t
/*------------------------------------------------------------------*/
/* SCSI Command Process
*------------------------------------------------------------------*/
// return response's length (copied to buffer). Negative if it is not an built-in command or indicate Failed status (CSW)
// In case of a failed status, sense key must be set for reason of failure
static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_t* buffer, uint32_t bufsize)
{
(void) bufsize; // TODO refractor later
int32_t resplen;
switch ( scsi_cmd[0] )
{
case SCSI_CMD_TEST_UNIT_READY:
resplen = 0;
if ( !tud_msc_test_unit_ready_cb(lun) )
{
// Failed status response
resplen = - 1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}
break;
case SCSI_CMD_START_STOP_UNIT:
resplen = 0;
if (tud_msc_start_stop_cb)
{
scsi_start_stop_unit_t const * start_stop = (scsi_start_stop_unit_t const *) scsi_cmd;
if ( !tud_msc_start_stop_cb(lun, start_stop->power_condition, start_stop->start, start_stop->load_eject) )
{
// Failed status response
resplen = - 1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}
}
break;
case SCSI_CMD_READ_CAPACITY_10:
{
uint32_t block_count;
uint32_t block_size;
uint16_t block_size_u16;
tud_msc_capacity_cb(lun, &block_count, &block_size_u16);
block_size = (uint32_t) block_size_u16;
// Invalid block size/count from callback, possibly unit is not ready
// stall this request, set sense key to NOT READY
if (block_count == 0 || block_size == 0)
{
resplen = -1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}else
{
scsi_read_capacity10_resp_t read_capa10;
read_capa10.last_lba = tu_htonl(block_count-1);
read_capa10.block_size = tu_htonl(block_size);
resplen = sizeof(read_capa10);
memcpy(buffer, &read_capa10, resplen);
}
}
break;
case SCSI_CMD_READ_FORMAT_CAPACITY:
{
scsi_read_format_capacity_data_t read_fmt_capa =
{
.list_length = 8,
.block_num = 0,
.descriptor_type = 2, // formatted media
.block_size_u16 = 0
};
uint32_t block_count;
uint16_t block_size;
tud_msc_capacity_cb(lun, &block_count, &block_size);
// Invalid block size/count from callback, possibly unit is not ready
// stall this request, set sense key to NOT READY
if (block_count == 0 || block_size == 0)
{
resplen = -1;
// If sense key is not set by callback, default to Logical Unit Not Ready, Cause Not Reportable
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}else
{
read_fmt_capa.block_num = tu_htonl(block_count);
read_fmt_capa.block_size_u16 = tu_htons(block_size);
resplen = sizeof(read_fmt_capa);
memcpy(buffer, &read_fmt_capa, resplen);
}
}
break;
case SCSI_CMD_INQUIRY:
{
scsi_inquiry_resp_t inquiry_rsp =
{
.is_removable = 1,
.version = 2,
.response_data_format = 2,
};
// vendor_id, product_id, product_rev is space padded string
memset(inquiry_rsp.vendor_id , ' ', sizeof(inquiry_rsp.vendor_id));
memset(inquiry_rsp.product_id , ' ', sizeof(inquiry_rsp.product_id));
memset(inquiry_rsp.product_rev, ' ', sizeof(inquiry_rsp.product_rev));
tud_msc_inquiry_cb(lun, inquiry_rsp.vendor_id, inquiry_rsp.product_id, inquiry_rsp.product_rev);
resplen = sizeof(inquiry_rsp);
memcpy(buffer, &inquiry_rsp, resplen);
}
break;
case SCSI_CMD_MODE_SENSE_6:
{
scsi_mode_sense6_resp_t mode_resp =
{
.data_len = 3,
.medium_type = 0,
.write_protected = false,
.reserved = 0,
.block_descriptor_len = 0 // no block descriptor are included
};
bool writable = true;
if (tud_msc_is_writable_cb) {
writable = tud_msc_is_writable_cb(lun);
}
mode_resp.write_protected = !writable;
resplen = sizeof(mode_resp);
memcpy(buffer, &mode_resp, resplen);
}
break;
case SCSI_CMD_REQUEST_SENSE:
{
scsi_sense_fixed_resp_t sense_rsp =
{
.response_code = 0x70,
.valid = 1
};
sense_rsp.add_sense_len = sizeof(scsi_sense_fixed_resp_t) - 8;
sense_rsp.sense_key = _mscd_itf.sense_key;
sense_rsp.add_sense_code = _mscd_itf.add_sense_code;
sense_rsp.add_sense_qualifier = _mscd_itf.add_sense_qualifier;
resplen = sizeof(sense_rsp);
memcpy(buffer, &sense_rsp, resplen);
// Clear sense data after copy
tud_msc_set_sense(lun, 0, 0, 0);
}
break;
default: resplen = -1; break;
}
return resplen;
}
static void proc_read10_cmd(uint8_t rhport, mscd_interface_t* p_msc)
{
msc_cbw_t const * p_cbw = &p_msc->cbw;

View File

@ -102,6 +102,7 @@
#define TU_BSWAP32(u32) (__builtin_bswap32(u32))
#elif defined(__ICCARM__)
#include <intrinsics.h>
#define TU_ATTR_ALIGNED(Bytes) __attribute__ ((aligned(Bytes)))
#define TU_ATTR_SECTION(sec_name) __attribute__ ((section(#sec_name)))
#define TU_ATTR_PACKED __attribute__ ((packed))

View File

@ -140,6 +140,14 @@ bool tud_control_xfer(uint8_t rhport, tusb_control_request_t const * request, vo
// USBD API
//--------------------------------------------------------------------+
//--------------------------------------------------------------------+
// Prototypes
//--------------------------------------------------------------------+
void usbd_control_reset(void);
void usbd_control_set_request(tusb_control_request_t const *request);
void usbd_control_set_complete_callback( usbd_control_xfer_cb_t fp );
bool usbd_control_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes);
void usbd_control_reset(void)
{
tu_varclr(&_ctrl_xfer);