nuttx-apps/graphics/ft80x/ft80x.h
Alin Jerpelea dd20c1355b apps: graphics: ft80x: update licenses to Apache
Gregory Nutt is the copyright holder for those files and he has submitted the
SGA as a result we can migrate the licenses to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2022-03-11 00:14:32 +02:00

294 lines
9.5 KiB
C

/****************************************************************************
* apps/graphics/ft80x/ft80x.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __APPS_GRAPHICS_FT80X_FT80X_H
#define __APPS_GRAPHICS_FT80X_FT80X_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <stdio.h>
#include <stdint.h>
#include <debug.h>
#ifdef CONFIG_GRAPHICS_FT80X
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* NOTE: These rely on internal definitions from compiler.h and debug.h.
* Could be a porting issue.
*/
#if !defined(CONFIG_GRAPHICS_FT80X_DEBUG_ERROR)
# define ft80x_err _none
#elif defined(CONFIG_CPP_HAVE_VARARGS)
# define ft80x_err(format, ...) \
fprintf(stderr, EXTRA_FMT format EXTRA_ARG, ##__VA_ARGS__)
#else
# define ft80x_err printf
#endif
#if !defined(CONFIG_GRAPHICS_FT80X_DEBUG_WARN)
# define ft80x_warn _none
#elif defined(CONFIG_CPP_HAVE_VARARGS)
# define ft80x_warn(format, ...) \
fprintf(stderr, EXTRA_FMT format EXTRA_ARG, ##__VA_ARGS__)
#else
# define ft80x_warn printf
#endif
#if !defined(CONFIG_GRAPHICS_FT80X_DEBUG_INFO)
# define ft80x_info _none
#elif defined(CONFIG_CPP_HAVE_VARARGS)
# define ft80x_info(format, ...) \
printf(EXTRA_FMT format EXTRA_ARG, ##__VA_ARGS__)
#else
# define ft80x_info printf
#endif
#define FT80X_CMDFIFO_MASK (FT80X_CMDFIFO_SIZE - 1)
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
struct ft80x_dlbuffer_s; /* Forward reference3 */
/****************************************************************************
* Name: ft80x_getreg8/16/32
*
* Description:
* Read an 8-, 16-, or 32-bit FT80x register value.
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* addr - The 32-bit aligned, 22-bit register value
* value - The location to return the register value
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_getreg8(int fd, uint32_t addr, FAR uint8_t *value);
int ft80x_getreg16(int fd, uint32_t addr, FAR uint16_t *value);
int ft80x_getreg32(int fd, uint32_t addr, FAR uint32_t *value);
/****************************************************************************
* Name: ft80x_getregs
*
* Description:
* Read multiple 32-bit FT80x register values.
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* addr - The 32-bit aligned, 22-bit start register address
* nregs - The number of registers to read.
* value - The location to return the register values
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_getregs(int fd, uint32_t addr, uint8_t nregs, FAR uint32_t *value);
/****************************************************************************
* Name: ft80x_putreg8/16/32
*
* Description:
* Wtite an 8-, 16-, or 32-bit FT80x register value.
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* addr - The 32-bit aligned, 22-bit register value
* value - The register value to write.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_putreg8(int fd, uint32_t addr, uint8_t value);
int ft80x_putreg16(int fd, uint32_t addr, uint16_t value);
int ft80x_putreg32(int fd, uint32_t addr, uint32_t value);
/****************************************************************************
* Name: ft80x_putregs
*
* Description:
* Write multiple 32-bit FT80x register values.
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* addr - The 32-bit aligned, 22-bit start register address
* nregs - The number of registers to write.
* value - The of the register values to be written.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_putregs(int fd, uint32_t addr, uint8_t nregs,
FAR const uint32_t *value);
/****************************************************************************
* Name: ft80x_ramdl_rewind
*
* Description:
* Reset to the start of RAM DL memory
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_ramdl_rewind(int fd);
/****************************************************************************
* Name: ft80x_ramdl_append
*
* Description:
* Append new display list data to RAM DL
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* data - A pointer to the start of the data to be written.
* len - The number of bytes to be written.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_ramdl_append(int fd, FAR const void *data, size_t len);
/****************************************************************************
* Name: ft80x_ramcmd_append
*
* Description:
* Append new display list data to RAM CMD
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* data - A pointer to the start of the data to be append to RAM CMD.
* len - The number of bytes to be appended.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_ramcmd_append(int fd, FAR const void *data, size_t len);
/****************************************************************************
* Name: ft80x_ramcmd_freespace
*
* Description:
* Return the free space in RAM CMD memory
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
* offset - Pointer to location to return the write offset to use if the
* FIFO is not full.
* avail - Pointer to location to return the FIFO free space
*
* Returned Value:
* The (positive) number of free bytes in RAM CMD on success. A negated
* errno value is returned on any failure.
*
****************************************************************************/
uint16_t ft80x_ramcmd_freespace(int fd, FAR uint16_t *offset,
FAR uint16_t *avail);
/****************************************************************************
* Name: ft80x_ramcmd_waitfifoempty
*
* Description:
* Wait until co processor completes the operation and the FIFO is again
* empty.
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_ramcmd_waitfifoempty(int fd);
/****************************************************************************
* Name: ft80x_dl_swap
*
* Description:
* Perform the display swap operation.
*
* Input Parameters:
* fd - The file descriptor of the FT80x device. Opened by the caller
* with write access.
*
* Returned Value:
* Zero (OK) on success. A negated errno value on failure.
*
****************************************************************************/
int ft80x_dl_swap(int fd);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* CONFIG_GRAPHICS_FT80X */
#endif /* __APPS_GRAPHICS_FT80X_FT80X_H */