Macros
#define	WS_GDMA_SOURCE_L_PORT 0x40
#define	WS_GDMA_SOURCE_H_PORT 0x42
#define	WS_GDMA_DEST_PORT 0x44
#define	WS_GDMA_LENGTH_PORT 0x46
#define	WS_GDMA_CTRL_PORT 0x48
#define	WS_GDMA_CTRL_START 0x80
#define	WS_GDMA_CTRL_INC 0x00
#define	WS_GDMA_CTRL_DEC 0x40
#define	WS_SDMA_SOURCE_L_PORT 0x4A
#define	WS_SDMA_SOURCE_H_PORT 0x4C
#define	WS_SDMA_LENGTH_L_PORT 0x4E
#define	WS_SDMA_LENGTH_H_PORT 0x50
#define	WS_SDMA_CTRL_PORT 0x52
#define	WS_SDMA_CTRL_ENABLE 0x80
#define	WS_SDMA_CTRL_INC 0x00
#define	WS_SDMA_CTRL_DEC 0x40
#define	WS_SDMA_CTRL_TARGET_CH2 0x00
#define	WS_SDMA_CTRL_TARGET_HYPERV 0x10
#define	WS_SDMA_CTRL_TARGET_SHIFT 4
#define	WS_SDMA_CTRL_TARGET_MASK 0x10
#define	WS_SDMA_CTRL_ONESHOT 0x00
#define	WS_SDMA_CTRL_REPEAT 0x08
#define	WS_SDMA_CTRL_HOLD 0x04
#define	WS_SDMA_CTRL_RATE_4000 0x00
#define	WS_SDMA_CTRL_RATE_6000 0x01
#define	WS_SDMA_CTRL_RATE_12000 0x02
#define	WS_SDMA_CTRL_RATE_24000 0x03
#define	WS_SDMA_CTRL_RATE_SHIFT 0
#define	WS_SDMA_CTRL_RATE_MASK 0x03

Detailed Description

Macro Definition Documentation

◆ WS_GDMA_CTRL_DEC

#define WS_GDMA_CTRL_DEC 0x40

Definition at line 451 of file ports.h.

◆ WS_GDMA_CTRL_INC

#define WS_GDMA_CTRL_INC 0x00

Definition at line 450 of file ports.h.

◆ WS_GDMA_CTRL_PORT

#define WS_GDMA_CTRL_PORT 0x48

Control GDMA functionality.

Definition at line 445 of file ports.h.

◆ WS_GDMA_CTRL_START

#define WS_GDMA_CTRL_START 0x80

Start GDMA transfer. This blocks the CPU until the transfer is complete.

Definition at line 449 of file ports.h.

◆ WS_GDMA_DEST_PORT

#define WS_GDMA_DEST_PORT 0x44

Linear GDMA destination address in IRAM.

Definition at line 435 of file ports.h.

◆ WS_GDMA_LENGTH_PORT

#define WS_GDMA_LENGTH_PORT 0x46

GDMA length, in bytes; must be a multiple of two.

Definition at line 440 of file ports.h.

◆ WS_GDMA_SOURCE_H_PORT

#define WS_GDMA_SOURCE_H_PORT 0x42

High 4 bits of the linear GDMA source address.

Definition at line 430 of file ports.h.

◆ WS_GDMA_SOURCE_L_PORT

#define WS_GDMA_SOURCE_L_PORT 0x40

Low 16 bits of the linear GDMA source address.

Definition at line 425 of file ports.h.

◆ WS_SDMA_CTRL_DEC

#define WS_SDMA_CTRL_DEC 0x40

Definition at line 479 of file ports.h.

◆ WS_SDMA_CTRL_ENABLE

#define WS_SDMA_CTRL_ENABLE 0x80

Enable sound DMA transfers. This blocks the CPU for a few cycles per sample fetched.

Definition at line 477 of file ports.h.

◆ WS_SDMA_CTRL_HOLD

#define WS_SDMA_CTRL_HOLD 0x04

Definition at line 498 of file ports.h.

◆ WS_SDMA_CTRL_INC

#define WS_SDMA_CTRL_INC 0x00

Definition at line 478 of file ports.h.

◆ WS_SDMA_CTRL_ONESHOT

#define WS_SDMA_CTRL_ONESHOT 0x00

Stop transferring sample data when the transfer is complete.

Definition at line 493 of file ports.h.

◆ WS_SDMA_CTRL_PORT

#define WS_SDMA_CTRL_PORT 0x52

Definition at line 473 of file ports.h.

◆ WS_SDMA_CTRL_RATE_12000

#define WS_SDMA_CTRL_RATE_12000 0x02

Sound DMA sample rate: 12000 Hz.

Definition at line 510 of file ports.h.

◆ WS_SDMA_CTRL_RATE_24000

#define WS_SDMA_CTRL_RATE_24000 0x03

Sound DMA sample rate: 24000 Hz.

Definition at line 514 of file ports.h.

◆ WS_SDMA_CTRL_RATE_4000

#define WS_SDMA_CTRL_RATE_4000 0x00

Sound DMA sample rate: 4000 Hz.

Definition at line 502 of file ports.h.

◆ WS_SDMA_CTRL_RATE_6000

#define WS_SDMA_CTRL_RATE_6000 0x01

Sound DMA sample rate: 6000 Hz.

Definition at line 506 of file ports.h.

◆ WS_SDMA_CTRL_RATE_MASK

#define WS_SDMA_CTRL_RATE_MASK 0x03

Definition at line 516 of file ports.h.

◆ WS_SDMA_CTRL_RATE_SHIFT

#define WS_SDMA_CTRL_RATE_SHIFT 0

Definition at line 515 of file ports.h.

◆ WS_SDMA_CTRL_REPEAT

#define WS_SDMA_CTRL_REPEAT 0x08

Restart transferring sample data from the beginning when the transfer is complete.

Definition at line 497 of file ports.h.

◆ WS_SDMA_CTRL_TARGET_CH2

#define WS_SDMA_CTRL_TARGET_CH2 0x00

Transfer samples to channel 2.

Definition at line 483 of file ports.h.

◆ WS_SDMA_CTRL_TARGET_HYPERV

#define WS_SDMA_CTRL_TARGET_HYPERV 0x10

Transfer samples to Hyper Voice.

Definition at line 487 of file ports.h.

◆ WS_SDMA_CTRL_TARGET_MASK

#define WS_SDMA_CTRL_TARGET_MASK 0x10

Definition at line 489 of file ports.h.

◆ WS_SDMA_CTRL_TARGET_SHIFT

#define WS_SDMA_CTRL_TARGET_SHIFT 4

Definition at line 488 of file ports.h.

◆ WS_SDMA_LENGTH_H_PORT

#define WS_SDMA_LENGTH_H_PORT 0x50

High 4 bits of the sound DMA transfer length.

Definition at line 471 of file ports.h.

◆ WS_SDMA_LENGTH_L_PORT

#define WS_SDMA_LENGTH_L_PORT 0x4E

Low 16 bits of the sound DMA transfer length.

Definition at line 466 of file ports.h.

◆ WS_SDMA_SOURCE_H_PORT

#define WS_SDMA_SOURCE_H_PORT 0x4C

High 4 bits of the linear sound DMA source address.

Definition at line 461 of file ports.h.

◆ WS_SDMA_SOURCE_L_PORT

#define WS_SDMA_SOURCE_L_PORT 0x4A

Low 16 bits of the linear sound DMA source address.

Definition at line 456 of file ports.h.

Macros