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authorGordon McNab <[email protected]>2021-12-08 08:36:43 +0000
committerGordon McNab <[email protected]>2021-12-08 08:36:43 +0000
commit9a7db985931ae215e808d40e7bacd52535d45305 (patch)
treea4d75e2c3823766da53a006280c0d805630d996e /examples/device/cdc_msc/src
parentedf3f3501656b010ad4a9e1d0a0d62573dd0b3fb (diff)
parentcde824f17f73b5ce4fcec8c176827297854a76c2 (diff)
Merge branch 'master' into port-ft90x
Diffstat (limited to 'examples/device/cdc_msc/src')
-rw-r--r--examples/device/cdc_msc/src/msc_disk.c27
-rw-r--r--examples/device/cdc_msc/src/tusb_config.h6
-rw-r--r--examples/device/cdc_msc/src/usb_descriptors.c100
3 files changed, 102 insertions, 31 deletions
diff --git a/examples/device/cdc_msc/src/msc_disk.c b/examples/device/cdc_msc/src/msc_disk.c
index 503baace9..134bda392 100644
--- a/examples/device/cdc_msc/src/msc_disk.c
+++ b/examples/device/cdc_msc/src/msc_disk.c
@@ -188,10 +188,24 @@ int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buff
{
(void) lun;
+ // out of ramdisk
+ if ( lba >= DISK_BLOCK_NUM ) return -1;
+
uint8_t const* addr = msc_disk[lba] + offset;
memcpy(buffer, addr, bufsize);
- return bufsize;
+ return (int32_t) bufsize;
+}
+
+bool tud_msc_is_writable_cb (uint8_t lun)
+{
+ (void) lun;
+
+#ifdef CFG_EXAMPLE_MSC_READONLY
+ return false;
+#else
+ return true;
+#endif
}
// Callback invoked when received WRITE10 command.
@@ -200,6 +214,9 @@ int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t*
{
(void) lun;
+ // out of ramdisk
+ if ( lba >= DISK_BLOCK_NUM ) return -1;
+
#ifndef CFG_EXAMPLE_MSC_READONLY
uint8_t* addr = msc_disk[lba] + offset;
memcpy(addr, buffer, bufsize);
@@ -207,7 +224,7 @@ int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t*
(void) lba; (void) offset; (void) buffer;
#endif
- return bufsize;
+ return (int32_t) bufsize;
}
// Callback invoked when received an SCSI command not in built-in list below
@@ -218,7 +235,7 @@ int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer,
// read10 & write10 has their own callback and MUST not be handled here
void const* response = NULL;
- uint16_t resplen = 0;
+ int32_t resplen = 0;
// most scsi handled is input
bool in_xfer = true;
@@ -246,14 +263,14 @@ int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer,
{
if(in_xfer)
{
- memcpy(buffer, response, resplen);
+ memcpy(buffer, response, (size_t) resplen);
}else
{
// SCSI output
}
}
- return resplen;
+ return (int32_t) resplen;
}
#endif
diff --git a/examples/device/cdc_msc/src/tusb_config.h b/examples/device/cdc_msc/src/tusb_config.h
index 2bf5248bf..e74e80541 100644
--- a/examples/device/cdc_msc/src/tusb_config.h
+++ b/examples/device/cdc_msc/src/tusb_config.h
@@ -47,9 +47,9 @@
// RHPort max operational speed can defined by board.mk
// Default to Highspeed for MCU with internal HighSpeed PHY (can be port specific), otherwise FullSpeed
#ifndef BOARD_DEVICE_RHPORT_SPEED
- #if (CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT10XX || \
- CFG_TUSB_MCU == OPT_MCU_NUC505 || CFG_TUSB_MCU == OPT_MCU_CXD56 || CFG_TUSB_MCU == OPT_MCU_SAMX7X || \
- CFG_TUSB_MCU == OPT_MCU_FT90X || CFG_TUSB_MCU == OPT_MCU_FT93X )
+ #if TU_CHECK_MCU(OPT_MCU_LPC18XX, OPT_MCU_LPC43XX, OPT_MCU_MIMXRT10XX, OPT_MCU_NUC505) ||\
+ TU_CHECK_MCU(OPT_MCU_CXD56, OPT_MCU_SAMX7X, OPT_MCU_BCM2711) ||\
+ TU_CHECK_MCU(OPT_MCU_FT90X, OPT_MCU_FT93X)
#define BOARD_DEVICE_RHPORT_SPEED OPT_MODE_HIGH_SPEED
#else
#define BOARD_DEVICE_RHPORT_SPEED OPT_MODE_FULL_SPEED
diff --git a/examples/device/cdc_msc/src/usb_descriptors.c b/examples/device/cdc_msc/src/usb_descriptors.c
index 565a5d60c..3c3e9c891 100644
--- a/examples/device/cdc_msc/src/usb_descriptors.c
+++ b/examples/device/cdc_msc/src/usb_descriptors.c
@@ -35,32 +35,35 @@
#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
_PID_MAP(MIDI, 3) | _PID_MAP(VENDOR, 4) )
+#define USB_VID 0xCafe
+#define USB_BCD 0x0200
+
//--------------------------------------------------------------------+
// Device Descriptors
//--------------------------------------------------------------------+
tusb_desc_device_t const desc_device =
{
- .bLength = sizeof(tusb_desc_device_t),
- .bDescriptorType = TUSB_DESC_DEVICE,
- .bcdUSB = 0x0200,
+ .bLength = sizeof(tusb_desc_device_t),
+ .bDescriptorType = TUSB_DESC_DEVICE,
+ .bcdUSB = USB_BCD,
- // Use Interface Association Descriptor (IAD) for CDC
- // As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
- .bDeviceClass = TUSB_CLASS_MISC,
- .bDeviceSubClass = MISC_SUBCLASS_COMMON,
- .bDeviceProtocol = MISC_PROTOCOL_IAD,
+ // Use Interface Association Descriptor (IAD) for CDC
+ // As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
+ .bDeviceClass = TUSB_CLASS_MISC,
+ .bDeviceSubClass = MISC_SUBCLASS_COMMON,
+ .bDeviceProtocol = MISC_PROTOCOL_IAD,
- .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
+ .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
- .idVendor = 0xCafe,
- .idProduct = USB_PID,
- .bcdDevice = 0x0100,
+ .idVendor = USB_VID,
+ .idProduct = USB_PID,
+ .bcdDevice = 0x0100,
- .iManufacturer = 0x01,
- .iProduct = 0x02,
- .iSerialNumber = 0x03,
+ .iManufacturer = 0x01,
+ .iProduct = 0x02,
+ .iSerialNumber = 0x03,
- .bNumConfigurations = 0x01
+ .bNumConfigurations = 0x01
};
// Invoked when received GET DEVICE DESCRIPTOR
@@ -82,8 +85,6 @@ enum
ITF_NUM_TOTAL
};
-#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_DESC_LEN + TUD_MSC_DESC_LEN)
-
#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX
// LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number
// 0 control, 1 In, 2 Bulk, 3 Iso, 4 In, 5 Bulk etc ...
@@ -136,10 +137,13 @@ enum
#endif
+#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_DESC_LEN + TUD_MSC_DESC_LEN)
+
+// full speed configuration
uint8_t const desc_fs_configuration[] =
{
// Config number, interface count, string index, total length, attribute, power in mA
- TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, 100),
+ TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
@@ -149,10 +153,13 @@ uint8_t const desc_fs_configuration[] =
};
#if TUD_OPT_HIGH_SPEED
+// Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration
+
+// high speed configuration
uint8_t const desc_hs_configuration[] =
{
// Config number, interface count, string index, total length, attribute, power in mA
- TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, 100),
+ TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100),
// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512),
@@ -160,7 +167,54 @@ uint8_t const desc_hs_configuration[] =
// Interface number, string index, EP Out & EP In address, EP size
TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 512),
};
-#endif
+
+// other speed configuration
+uint8_t desc_other_speed_config[CONFIG_TOTAL_LEN];
+
+// device qualifier is mostly similar to device descriptor since we don't change configuration based on speed
+tusb_desc_device_qualifier_t const desc_device_qualifier =
+{
+ .bLength = sizeof(tusb_desc_device_qualifier_t),
+ .bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER,
+ .bcdUSB = USB_BCD,
+
+ .bDeviceClass = TUSB_CLASS_MISC,
+ .bDeviceSubClass = MISC_SUBCLASS_COMMON,
+ .bDeviceProtocol = MISC_PROTOCOL_IAD,
+
+ .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
+ .bNumConfigurations = 0x01,
+ .bReserved = 0x00
+};
+
+// Invoked when received GET DEVICE QUALIFIER DESCRIPTOR request
+// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete.
+// device_qualifier descriptor describes information about a high-speed capable device that would
+// change if the device were operating at the other speed. If not highspeed capable stall this request.
+uint8_t const* tud_descriptor_device_qualifier_cb(void)
+{
+ return (uint8_t const*) &desc_device_qualifier;
+}
+
+// Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request
+// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
+// Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa
+uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index)
+{
+ (void) index; // for multiple configurations
+
+ // if link speed is high return fullspeed config, and vice versa
+ // Note: the descriptor type is OHER_SPEED_CONFIG instead of CONFIG
+ memcpy(desc_other_speed_config,
+ (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_fs_configuration : desc_hs_configuration,
+ CONFIG_TOTAL_LEN);
+
+ desc_other_speed_config[1] = TUSB_DESC_OTHER_SPEED_CONFIG;
+
+ return desc_other_speed_config;
+}
+
+#endif // highspeed
// Invoked when received GET CONFIGURATION DESCRIPTOR
@@ -188,7 +242,7 @@ char const* string_desc_arr [] =
(const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
"TinyUSB", // 1: Manufacturer
"TinyUSB Device", // 2: Product
- "123456", // 3: Serials, should use chip ID
+ "123456789012", // 3: Serials, should use chip ID
"TinyUSB CDC", // 4: CDC Interface
"TinyUSB MSC", // 5: MSC Interface
};
@@ -217,7 +271,7 @@ uint16_t const* tud_descriptor_string_cb(uint8_t index, uint16_t langid)
const char* str = string_desc_arr[index];
// Cap at max char
- chr_count = strlen(str);
+ chr_count = (uint8_t) strlen(str);
if ( chr_count > 31 ) chr_count = 31;
// Convert ASCII string into UTF-16