out_stage.h

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#pragma once
 
#include <stdint.h>
 
#include "link_pages.h"
#include "outputs.h"
 
#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
    uint16_t cfg[LINK_CC_COUNT];    
    uint16_t slots[LINK_OS_COUNT];  
} out_stage_t;

void out_stage_init(out_stage_t *st, const uint16_t *cfg,
                    const uint16_t *slots);

uint8_t out_stage_cfg_write(out_stage_t *st, uint8_t off, uint8_t n,
                            const uint16_t *in);

uint8_t out_stage_slots_write(out_stage_t *st, uint8_t off, uint8_t n,
                              const uint16_t *in);

void out_stage_cfg_read(const out_stage_t *st, uint8_t off, uint8_t n,
                        uint16_t *out);

void out_stage_slots_read(const out_stage_t *st, uint8_t off, uint8_t n,
                          uint16_t *out);

uint16_t out_stage_crc(const uint16_t *cfg, const uint16_t *slots);

uint16_t out_stage_held_crc(const out_stage_t *st);

typedef struct {
    uint8_t (*take_cfg)(void *ctx, const uint16_t *next);
    uint8_t (*take_slots)(void *ctx, const uint16_t *next);
    void    (*put_cfg)(void *ctx, const uint16_t *prev);
    void    (*keep)(void *ctx);
    outputs_t *bank;
} out_stage_ops_t;

uint8_t out_stage_commit(const out_stage_t *st, uint16_t crc,
                         const uint16_t *cfg_in_force,
                         const out_stage_ops_t *ops, void *ctx);
 
#ifdef __cplusplus
}
#endif