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91 lines
1.6 KiB
91 lines
1.6 KiB
; delegate usb function to firmware of ez80 module
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; extern uint16_t usb_init(uint8_t state) __z88dk_fastcall;
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_usb_init:
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EZ80_EX_USB_INIT
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RET
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; usb_error usb_scsi_seek(const uint16_t dev_index, const uint32_t lba)
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_usb_scsi_seek:
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; iy+2 : dev_index
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; iy+4:5:6:7 : lba
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LD IY, 0
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ADD IY, SP
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EZ80_EXTN_IY_TO_MB_IY
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LD C, (IY+2)
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LD_DE_IY_P_.L(4) ; LD.L DE, (IY+4)
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LD L, (IY+7)
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EZ80_EX_USB_STORAGE_SEEK
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LD L, A
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RET
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; usb_error usb_scsi_init(const uint16_t dev_index)
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_usb_scsi_init:
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LD IY, 0
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ADD IY, SP
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LD C, (IY+2)
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EZ80_EX_USB_SCSI_INIT
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LD L, A
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RET
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; usb_error usb_scsi_read(const uint16_t dev_index, uint8_t *const buffer);
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_usb_scsi_read:
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LD IY, 0
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ADD IY, SP
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LD C, (IY+2)
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LD E, (IY+4)
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LD D, (IY+5)
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EZ80_EXTN_DE_TO_MB_DE
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EZ80_EX_USB_SCSI_READ
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LD L, A
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RET
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; usb_error usb_scsi_write(const uint16_t dev_index, uint8_t *const buffer)
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_usb_scsi_write:
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LD IY, 0
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ADD IY, SP
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LD C, (IY+2)
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LD E, (IY+4)
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LD D, (IY+5)
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EZ80_EXTN_DE_TO_MB_DE
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EZ80_EX_USB_SCSI_WRITE
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LD L, A
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RET
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; usb_error usb_scsi_read_capacity(const uint16_t dev_index, scsi_read_capacity_result *cap_result)
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_usb_scsi_read_capacity:
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LD IY, 0
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ADD IY, SP
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LD C, (IY+2)
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LD E, (IY+4)
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LD D, (IY+5)
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EZ80_EXTN_DE_TO_MB_DE
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EZ80_EX_USB_SCSI_READ_CAP
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LD L, A
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RET
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_usb_ufi_read:
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_usb_ufi_write:
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_usb_ufi_get_cap:
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_usb_kyb_flush:
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_usb_kyb_report:
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_usb_kyb_buf_get_next:
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_usb_kyb_init:
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RET
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;usb_device_type usb_get_device_type(const uint16_t dev_index)
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_usb_get_device_type:
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LD IY, 0
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ADD IY, SP
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LD C, (IY+2)
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EZ80_EX_USB_GET_DEV_TYPE
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LD L, A
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RET
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