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[Voyageurs] Get Configuration from USB device.

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This commit is contained in:
Drew Galbraith 2024-02-24 08:25:22 -08:00
parent 39b6d32d86
commit af69415d4d
3 changed files with 87 additions and 2 deletions
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41
sys/voyageurs/xhci/descriptors.h
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@ -34,3 +34,44 @@ class RequestConstants<DeviceDescriptor> {
static uint8_t Request() { return 0x6; };
static uint16_t Value() { return 0x100; };
};
struct ConfigurationDescriptor {
uint8_t length;
uint8_t type;
uint16_t total_length;
uint8_t num_interfaces;
uint8_t configuration_value;
uint8_t configuration_string_index;
uint8_t attributes;
uint8_t max_power;
} __attribute__((packed));
template <>
class RequestConstants<ConfigurationDescriptor> {
public:
static uint8_t RequestType() { return 0x80; }
static uint8_t Request() { return 0x6; }
// TODO: Consider getting other description indexes.
static uint16_t Value() { return 0x200; }
};
struct InterfaceDescriptor {
uint8_t length;
uint8_t type;
uint8_t interface_number;
uint8_t alternate_setting;
uint8_t num_endpoints;
uint8_t interface_class;
uint8_t interface_subclass;
uint8_t interface_protocol;
uint8_t interfact_string_index;
} __attribute__((packed));
struct EndpointDescriptor {
uint8_t length;
uint8_t type;
uint8_t endpoint_address;
uint8_t attributes;
uint16_t max_packet_size;
uint8_t interval;
} __attribute__((packed));