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Extra comments.

This commit is contained in:
George Norton 2023-05-31 17:35:48 +01:00
parent 904a8afd9a
commit 8b1caee808
1 changed files with 32 additions and 25 deletions
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57
firmware/code/os_descriptors.h
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@ -28,41 +28,48 @@ typedef enum {
MS_OS_20_FEATURE_VENDOR_REVISION = 0x08
} microsoft_os_20_type_t;
static __aligned(4) uint8_t ms_platform_capability_bos_descriptor[PICO_USBDEV_MAX_DESCRIPTOR_SIZE] = {
// BOS Descriptor
// length, descriptor type, total length, number of device caps
0x5, 0xF, 0x21, 0x0, 0x1,
// Platform device capability descriptor
// length, descriptor type, device capability type, reserved
0x1C, 0x10, 0x5, 0x00,
// PlatformCapabilityUUID: D8DD60DF-4589-4CC7-9CD2-659D9E648A9F - Microsoft OS 2.0 descriptor capability
0xDF, 0x60, 0xDD, 0xD8, 0x89, 0x45, 0xC7, 0x4C, 0x9C, 0xD2, 0x65, 0x9D, 0x9E, 0x64, 0x8A, 0x9F,
// Windows version (8.1+)
0x0, 0x0, 0x3, 0x6,
U16_TO_U8S_LE(MS_OS_20_DESC_LEN), // TODO: len
0x1,
0x0 };
// Length of desc_ms_os_20
U16_TO_U8S_LE(MS_OS_20_DESC_LEN),
// Vendor code, alt enum code
0x1, 0x0
};
uint8_t desc_ms_os_20[256] = {
// Set header: length, type, windows version, total length
U16_TO_U8S_LE(0x000A), U16_TO_U8S_LE(MS_OS_20_SET_HEADER_DESCRIPTOR), U32_TO_U8S_LE(0x06030000), U16_TO_U8S_LE(MS_OS_20_DESC_LEN),
uint8_t desc_ms_os_20[PICO_USBDEV_MAX_DESCRIPTOR_SIZE] = {
// Set header: length, type, windows version, total length
U16_TO_U8S_LE(0x000A), U16_TO_U8S_LE(MS_OS_20_SET_HEADER_DESCRIPTOR), U32_TO_U8S_LE(0x06030000), U16_TO_U8S_LE(MS_OS_20_DESC_LEN),
// Configuration subset header: length, type, configuration index, reserved, configuration total length
U16_TO_U8S_LE(0x0008), U16_TO_U8S_LE(MS_OS_20_SUBSET_HEADER_CONFIGURATION), 0, 0, U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A),
// Configuration subset header: length, type, configuration index, reserved, configuration total length
U16_TO_U8S_LE(0x0008), U16_TO_U8S_LE(MS_OS_20_SUBSET_HEADER_CONFIGURATION), 0, 0, U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A),
// Function Subset header: length, type, first interface, reserved, subset length
U16_TO_U8S_LE(0x0008), U16_TO_U8S_LE(MS_OS_20_SUBSET_HEADER_FUNCTION), 2 /*interface*/, 0, U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A-0x08),
// Function Subset header: length, type, first interface, reserved, subset length
U16_TO_U8S_LE(0x0008), U16_TO_U8S_LE(MS_OS_20_SUBSET_HEADER_FUNCTION), 2 /*interface*/, 0, U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A-0x08),
// MS OS 2.0 Compatible ID descriptor: length, type, compatible ID, sub compatible ID
U16_TO_U8S_LE(0x0014), U16_TO_U8S_LE(MS_OS_20_FEATURE_COMPATBLE_ID), 'W', 'I', 'N', 'U', 'S', 'B', 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // sub-compatible
// MS OS 2.0 Compatible ID descriptor: length, type, compatible ID, sub compatible ID
U16_TO_U8S_LE(0x0014), U16_TO_U8S_LE(MS_OS_20_FEATURE_COMPATBLE_ID), 'W', 'I', 'N', 'U', 'S', 'B', 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // sub-compatible
// MS OS 2.0 Registry property descriptor: length, type
U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A-0x08-0x08-0x14), U16_TO_U8S_LE(MS_OS_20_FEATURE_REG_PROPERTY),
U16_TO_U8S_LE(0x0007), U16_TO_U8S_LE(0x002A), // wPropertyDataType, wPropertyNameLength and PropertyName "DeviceInterfaceGUIDs\0" in UTF-16
'D', 0x00, 'e', 0x00, 'v', 0x00, 'i', 0x00, 'c', 0x00, 'e', 0x00, 'I', 0x00, 'n', 0x00, 't', 0x00, 'e', 0x00,
'r', 0x00, 'f', 0x00, 'a', 0x00, 'c', 0x00, 'e', 0x00, 'G', 0x00, 'U', 0x00, 'I', 0x00, 'D', 0x00, 's', 0x00, 0x00, 0x00,
U16_TO_U8S_LE(0x0050), // wPropertyDataLength
//bPropertyData: “{E8379B1D-6AA3-F426-2EAE-83D18090CA79}”.
'{', 0x00, 'E', 0x00, '8', 0x00, '3', 0x00, '7', 0x00, '9', 0x00, 'B', 0x00, '1', 0x00, 'D', 0x00, '-', 0x00,
'6', 0x00, 'A', 0x00, 'A', 0x00, '3', 0x00, '-', 0x00, 'F', 0x00, '4', 0x00, '2', 0x00, '6', 0x00, '-', 0x00,
'2', 0x00, 'E', 0x00, 'A', 0x00, 'E', 0x00, '-', 0x00, '8', 0x00, '3', 0x00, 'D', 0x00, '1', 0x00, '8', 0x00,
'0', 0x00, '9', 0x00, '0', 0x00, 'C', 0x00, 'A', 0x00, '7', 0x00, '9', 0x00, '}', 0x00, 0x00, 0x00, 0x00, 0x00
// MS OS 2.0 Registry property descriptor: length, type
U16_TO_U8S_LE(MS_OS_20_DESC_LEN-0x0A-0x08-0x08-0x14), U16_TO_U8S_LE(MS_OS_20_FEATURE_REG_PROPERTY),
U16_TO_U8S_LE(0x0007), U16_TO_U8S_LE(0x002A), // wPropertyDataType, wPropertyNameLength and PropertyName "DeviceInterfaceGUIDs\0" in UTF-16
'D', 0x00, 'e', 0x00, 'v', 0x00, 'i', 0x00, 'c', 0x00, 'e', 0x00, 'I', 0x00, 'n', 0x00, 't', 0x00, 'e', 0x00,
'r', 0x00, 'f', 0x00, 'a', 0x00, 'c', 0x00, 'e', 0x00, 'G', 0x00, 'U', 0x00, 'I', 0x00, 'D', 0x00, 's', 0x00, 0x00, 0x00,
U16_TO_U8S_LE(0x0050), // wPropertyDataLength
//bPropertyData: “{E8379B1D-6AA3-F426-2EAE-83D18090CA79}”.
'{', 0x00, 'E', 0x00, '8', 0x00, '3', 0x00, '7', 0x00, '9', 0x00, 'B', 0x00, '1', 0x00, 'D', 0x00, '-', 0x00,
'6', 0x00, 'A', 0x00, 'A', 0x00, '3', 0x00, '-', 0x00, 'F', 0x00, '4', 0x00, '2', 0x00, '6', 0x00, '-', 0x00,
'2', 0x00, 'E', 0x00, 'A', 0x00, 'E', 0x00, '-', 0x00, '8', 0x00, '3', 0x00, 'D', 0x00, '1', 0x00, '8', 0x00,
'0', 0x00, '9', 0x00, '0', 0x00, 'C', 0x00, 'A', 0x00, '7', 0x00, '9', 0x00, '}', 0x00, 0x00, 0x00, 0x00, 0x00
};
#endif //__OS_DESCRIPTORS__