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Merge pull request #3305 from Cacodemon345/usb-work

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usb: More USB endpoint device infrastructure work
This commit is contained in:
Miran Grča
2023-05-04 13:16:22 +02:00
committed by GitHub
parent c3e2a45ac8 6376980d9d
commit ec51229fd5
1 changed files with 18 additions and 0 deletions
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18
src/include/86box/usb.h
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@@ -47,11 +47,29 @@ typedef struct usb_t
usb_params_t* usb_params; usb_params_t* usb_params;
} usb_t; } usb_t;
#pragma pack(push, 1)
/* Base USB descriptor struct. */
typedef struct
{
uint8_t bLength;
uint8_t bDescriptorType;
} usb_desc_base_t;
#pragma pack(pop)
/* USB endpoint device struct. Incomplete and unused. */ /* USB endpoint device struct. Incomplete and unused. */
typedef struct typedef struct
{ {
uint16_t vendor_id; uint16_t vendor_id;
uint16_t device_id; uint16_t device_id;
/* Reads from endpoint. Non-zero value indicates error. */
uint8_t (*device_in)(void* priv, uint8_t* data, uint32_t len);
/* Writes to endpoint. Non-zero value indicates error. */
uint8_t (*device_out)(void* priv, uint8_t* data, uint32_t len);
/* Process setup packets. */
uint8_t (*device_setup)(void* priv, uint8_t* data);
void* priv;
} usb_device_t; } usb_device_t;
/* Global variables. */ /* Global variables. */