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v2.2.0 (RP2040)
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interp.h
// THIS HEADER FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT
#ifndef _HARDWARE_STRUCTS_INTERP_H
#define _HARDWARE_STRUCTS_INTERP_H
#include "hardware/address_mapped.h"
#include "hardware/regs/sio.h"
// Reference to datasheet: https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf#tab-registerlist_sio
//
// The _REG_ macro is intended to help make the register navigable in your IDE (for example, using the "Go to Definition" feature)
// _REG_(x) will link to the corresponding register in hardware/regs/sio.h.
//
// Bit-field descriptions are of the form:
// BITMASK [BITRANGE] FIELDNAME (RESETVALUE) DESCRIPTION
typedef struct {
// (Description copied from array index 0 register SIO_INTERP0_ACCUM0 applies similarly to other array indexes)
_REG_(SIO_INTERP0_ACCUM0_OFFSET) // SIO_INTERP0_ACCUM0
// Read/write access to accumulator 0
// 0xffffffff [31:0] INTERP0_ACCUM0 (0x00000000)
io_rw_32 accum[2];
// (Description copied from array index 0 register SIO_INTERP0_BASE0 applies similarly to other array indexes)
_REG_(SIO_INTERP0_BASE0_OFFSET) // SIO_INTERP0_BASE0
// Read/write access to BASE0 register
// 0xffffffff [31:0] INTERP0_BASE0 (0x00000000)
io_rw_32 base[3];
// (Description copied from array index 0 register SIO_INTERP0_POP_LANE0 applies similarly to other array indexes)
_REG_(SIO_INTERP0_POP_LANE0_OFFSET) // SIO_INTERP0_POP_LANE0
// Read LANE0 result, and simultaneously write lane results to both accumulators (POP)
// 0xffffffff [31:0] INTERP0_POP_LANE0 (0x00000000)
io_ro_32 pop[3];
// (Description copied from array index 0 register SIO_INTERP0_PEEK_LANE0 applies similarly to other array indexes)
_REG_(SIO_INTERP0_PEEK_LANE0_OFFSET) // SIO_INTERP0_PEEK_LANE0
// Read LANE0 result, without altering any internal state (PEEK)
// 0xffffffff [31:0] INTERP0_PEEK_LANE0 (0x00000000)
io_ro_32 peek[3];
// (Description copied from array index 0 register SIO_INTERP0_CTRL_LANE0 applies similarly to other array indexes)
_REG_(SIO_INTERP0_CTRL_LANE0_OFFSET) // SIO_INTERP0_CTRL_LANE0
// Control register for lane 0
// 0x02000000 [25] OVERF (0) Set if either OVERF0 or OVERF1 is set
// 0x01000000 [24] OVERF1 (0) Indicates if any masked-off MSBs in ACCUM1 are set
// 0x00800000 [23] OVERF0 (0) Indicates if any masked-off MSBs in ACCUM0 are set
// 0x00200000 [21] BLEND (0) Only present on INTERP0 on each core
// 0x00180000 [20:19] FORCE_MSB (0x0) ORed into bits 29:28 of the lane result presented to the...
// 0x00040000 [18] ADD_RAW (0) If 1, mask + shift is bypassed for LANE0 result
// 0x00020000 [17] CROSS_RESULT (0) If 1, feed the opposite lane's result into this lane's...
// 0x00010000 [16] CROSS_INPUT (0) If 1, feed the opposite lane's accumulator into this...
// 0x00008000 [15] SIGNED (0) If SIGNED is set, the shifted and masked accumulator...
// 0x00007c00 [14:10] MASK_MSB (0x00) The most-significant bit allowed to pass by the mask...
// 0x000003e0 [9:5] MASK_LSB (0x00) The least-significant bit allowed to pass by the mask (inclusive)
// 0x0000001f [4:0] SHIFT (0x00) Logical right-shift applied to accumulator before masking
io_rw_32 ctrl[2];
// (Description copied from array index 0 register SIO_INTERP0_ACCUM0_ADD applies similarly to other array indexes)
_REG_(SIO_INTERP0_ACCUM0_ADD_OFFSET) // SIO_INTERP0_ACCUM0_ADD
// Values written here are atomically added to ACCUM0
// 0x00ffffff [23:0] INTERP0_ACCUM0_ADD (0x000000)
io_rw_32 add_raw[2];
_REG_(SIO_INTERP0_BASE_1AND0_OFFSET) // SIO_INTERP0_BASE_1AND0
// On write, the lower 16 bits go to BASE0, upper bits to BASE1 simultaneously.
// 0xffffffff [31:0] INTERP0_BASE_1AND0 (0x00000000)
io_wo_32 base01;
} interp_hw_t;
#define interp_hw_array ((interp_hw_t *)(SIO_BASE + SIO_INTERP0_ACCUM0_OFFSET))
static_assert(sizeof (interp_hw_t) == 0x0040, "");
#define interp0_hw (&interp_hw_array[0])
#define interp1_hw (&interp_hw_array[1])
#endif // _HARDWARE_STRUCTS_INTERP_H
address_mapped.h
interp_hw_t
Definition interp.h:26