glider/fw/caster.h
2024-01-23 23:50:18 -05:00

95 lines
3.2 KiB
C

//
// Caster simulator
// Copyright 2023 Wenting Zhang
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
#pragma once
// Register map
#define CSR_LUT_FRAME 0
#define CSR_LUT_ADDR_HI 1
#define CSR_LUT_ADDR_LO 2
#define CSR_LUT_WR 3
#define CSR_OP_LEFT_HI 4
#define CSR_OP_LEFT_LO 5
#define CSR_OP_RIGHT_HI 6
#define CSR_OP_RIGHT_LO 7
#define CSR_OP_TOP_HI 8
#define CSR_OP_TOP_LO 9
#define CSR_OP_BOTTOM_HI 10
#define CSR_OP_BOTTOM_LO 11
#define CSR_OP_PARAM 12
#define CSR_OP_LENGTH 13
#define CSR_OP_CMD 14
#define CSR_CONTROL 15
#define CSR_CFG_V_FP 16
#define CSR_CFG_V_SYNC 17
#define CSR_CFG_V_BP 18
#define CSR_CFG_V_ACT_HI 19
#define CSR_CFG_V_ACT_LO 20
#define CSR_CFG_H_FP 21
#define CSR_CFG_H_SYNC 22
#define CSR_CFG_H_BP 23
#define CSR_CFG_H_ACT_HI 24
#define CSR_CFG_H_ACT_LO 25
#define CSR_CFG_FBYTES_B2 27
#define CSR_CFG_FBYTES_B1 28
#define CSR_CFG_FBYTES_B0 29
// Alias for 16bit registers
#define CSR_LUT_ADDR CSR_LUT_ADDR_HI
#define CSR_OP_LEFT CSR_OP_LEFT_HI
#define CSR_OP_RIGHT CSR_OP_RIGHT_HI
#define CSR_OP_TOP CSR_OP_TOP_HI
#define CSR_OP_BOTTOM CSR_OP_BOTTOM_HI
#define CSR_CFG_V_ACT CSR_CFG_V_ACT_HI
#define CSR_CFG_H_ACT CSR_CFG_H_ACT_HI
// Commands
#define OP_EXT_REDRAW 0
#define OP_EXT_SETMODE 1
// Status bits
#define STATUS_MIG_ERROR 7
#define STATUS_MIF_ERROR 6
#define STATUS_SYS_READY 5
#define STATUS_OP_BUSY 4
#define STATUS_OP_QUEUE 3
#define CTRL_ENABLE 0
#define WAVEFORM_SIZE (4*1024)
#define FRAME_RATE_HZ (60)
typedef enum {
UM_MANUAL_LUT_NO_DITHER = 0,
UM_MANUAL_LUT_ERROR_DIFFUSION = 1,
UM_FAST_MONO_NO_DITHER = 2,
UM_FAST_MONO_BAYER = 3,
UM_FAST_MONO_BLUE_NOISE = 4,
UM_FAST_GREY = 5,
UM_AUTO_LUT_NO_DITHER = 6,
UM_AUTO_LUT_ERROR_DIFFUSION = 7
} UPDATE_MODE;
void caster_init(void);
void caster_load_waveform(uint8_t *waveform, uint8_t frames);
void caster_redraw(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1);
void caster_setmode(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1,
UPDATE_MODE mode);