From d44bf5acb015edaeacc022f423bae4743b868f53 Mon Sep 17 00:00:00 2001 From: Christian Cunningham Date: Fri, 24 Dec 2021 14:30:23 -0800 Subject: Save USB for later --- later/usb.h | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 later/usb.h (limited to 'later/usb.h') diff --git a/later/usb.h b/later/usb.h new file mode 100644 index 0000000..e1aae5f --- /dev/null +++ b/later/usb.h @@ -0,0 +1,68 @@ +#ifndef DRIVERS_USB_H +#define DRIVERS_USB_H + +#ifndef DRIVERS_USB_C +extern unsigned char usb_buffer0[256]; +extern unsigned char usb_buffer1[256]; +#endif + +#define size_t unsigned int +#define bool unsigned char +#define uint8_t unsigned char +#define uint16_t unsigned short +#define uint32_t unsigned long +#define uint64_t unsigned long long +#define true 1 +#define false 0 + +#define USB_BASE 0x3F980000 +//CORE +#define USB_CORE_GAHBCFG ((volatile uint32_t *)(0x8 + USB_BASE)) +#define USB_CORE_GINTSTS ((volatile uint32_t *)(0x14 + USB_BASE)) +#define USB_CORE_GINTMSK ((volatile uint32_t *)(0x18 + USB_BASE)) +#define USB_CORE_GUID ((volatile uint32_t *)(0x3C + USB_BASE)) +#define USB_CORE_GSNPSID ((volatile uint32_t *)(0x40 + USB_BASE)) +//HOST +#define USB_HOST_HCFG ((volatile uint32_t *)(0x400 + USB_BASE)) +#define USB_HOST_HAINTMSK ((volatile uint32_t *)(0x418 + USB_BASE)) +#define USB_HOST_HPRT ((volatile uint32_t *)(0x440 + USB_BASE)) +//CHANNEL +#define USB_HOST_HCCHAR0 ((volatile uint32_t *)(0x500 + USB_BASE)) +#define USB_HOST_HCINTMSK0 ((volatile uint32_t *)(0x50C + USB_BASE)) +#define USB_HOST_HCTSIZ0 ((volatile uint32_t *)(0x510 + USB_BASE)) +#define USB_HOST_HCDMA0 ((volatile uint32_t *)(0x514 + USB_BASE)) +#define USB_HOST_HCCHAR1 ((volatile uint32_t *)(0x520 + USB_BASE)) +#define USB_HOST_HCINTMSK1 ((volatile uint32_t *)(0x52C + USB_BASE)) +#define USB_HOST_HCTSIZ1 ((volatile uint32_t *)(0x530 + USB_BASE)) +#define USB_HOST_HCDMA1 ((volatile uint32_t *)(0x534 + USB_BASE)) + +#define USB_HOST_HCCHAR2 ((volatile uint32_t *)(0x540 + USB_BASE)) +#define USB_HOST_HCINTMSK2 ((volatile uint32_t *)(0x54C + USB_BASE)) +#define USB_HOST_HCTSIZ2 ((volatile uint32_t *)(0x550 + USB_BASE)) +#define USB_HOST_HCDMA2 ((volatile uint32_t *)(0x554 + USB_BASE)) +#define USB_HOST_HCCHAR3 ((volatile uint32_t *)(0x560 + USB_BASE)) +#define USB_HOST_HCINTMSK3 ((volatile uint32_t *)(0x56C + USB_BASE)) +#define USB_HOST_HCTSIZ3 ((volatile uint32_t *)(0x570 + USB_BASE)) +#define USB_HOST_HCDMA3 ((volatile uint32_t *)(0x574 + USB_BASE)) + +struct UsbDeviceRequest { + uint8_t Type; + uint8_t Request; + uint16_t Value; + uint16_t Index; + uint16_t Length; +} __attribute__((__packed__)); + +void send_packet(void); +void usbhost_start(void); +void usbhost_id(void); +void usbhost_get_descriptor(uint8_t dev, uint8_t descriptor_type, bool is_hub); +void usbhost_get_portstatus(uint8_t dev, uint8_t port, bool is_hub); +void usbhost_set_address(uint8_t address); +void usbhost_set_config(uint8_t dev, uint8_t config); +void usbhost_set_portfeature(uint8_t dev, uint8_t port, uint16_t feature); +void usbhost_clear_portfeature(uint8_t dev, uint8_t port, uint16_t feature); +void usbhost_poll_intr(void); +void usb_trig(void); + +#endif -- cgit v1.2.1