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config: Load config from embedded fat12 file system
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -19,7 +19,7 @@ | |
| #pragma once | ||
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| int cf_init( | ||
| void); | ||
| const char *path); | ||
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| char *const *cf_get_pp_config( | ||
| const char *tag); | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,35 +1,123 @@ | ||
| /* | ||
| * NodeFlight - platform for embedded control systems | ||
| * Copyright (C) 2020 Max Sikström | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
| */ | ||
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| #include "disk_access.h" | ||
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| disk_access_t *disk_access[FF_VOLUMES]; | ||
| #include "ff.h" | ||
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| #define DEBUG 0 | ||
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| #if DEBUG | ||
| #include "vendor/tinyprintf/tinyprintf.h" | ||
| #define PRINTF(...) tfp_printf(__VA_ARGS__) | ||
| #else | ||
| #define PRINTF(...) do {} while(0) | ||
| #endif | ||
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| static disk_access_t *disk_access[FF_VOLUMES]; | ||
| static int disks_mounted = 0; | ||
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| static FATFS *disk_fs[FF_VOLUMES]; | ||
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| /* Mount names */ | ||
| const char *VolumeStr[FF_VOLUMES] = { | ||
| "not_mounted_a", "not_mounted_b", "not_mounted_c", "not_mounted_d" | ||
| }; | ||
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| void disk_access_init( | ||
| void) | ||
| { | ||
| int i; | ||
| disks_mounted = 0; | ||
| for (i = 0; i < FF_VOLUMES; i++) { | ||
| disk_access[i] = NULL; | ||
| disk_fs[i] = NULL; | ||
| } | ||
| } | ||
|
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| int disk_access_register( | ||
| int disk_id, | ||
| disk_access_t *dacc) | ||
| { | ||
| if (disk_id < 0 || disk_id >= FF_VOLUMES) { | ||
| char id_string[3] = "0:"; | ||
| if (disks_mounted >= FF_VOLUMES) { | ||
| return -1; | ||
| } | ||
| if (disk_access[disk_id] != NULL) { | ||
| int disk_id = disks_mounted++; | ||
| disk_access[disk_id] = dacc; | ||
| VolumeStr[disk_id] = dacc->name; | ||
|
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| /* Allocate FATFS */ | ||
| disk_fs[disk_id] = pvPortMalloc(sizeof(FATFS)); | ||
| if (disk_fs[disk_id] == NULL) { | ||
| return -1; | ||
| } | ||
|
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| /* Mount via disk id */ | ||
| id_string[0] = '0' + disk_id; | ||
| if (FR_OK != f_mount(disk_fs[disk_id], id_string, 0)) { | ||
| return -1; | ||
| } | ||
| disk_access[disk_id] = dacc; | ||
| return 0; | ||
| } | ||
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| disk_access_t *disk_access_get( | ||
| int disk_id) | ||
| /* | ||
| * diskio interface for fatfs | ||
| */ | ||
|
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| DSTATUS disk_initialize ( | ||
| BYTE pdrv) | ||
| { | ||
| PRINTF("disk_initialize(%u)\n", pdrv); | ||
| return disk_access[pdrv]->initialize(disk_access[pdrv]->storage); | ||
| } | ||
|
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| DSTATUS disk_status ( | ||
| BYTE pdrv) | ||
| { | ||
| if (disk_id < 0 || disk_id >= FF_VOLUMES) { | ||
| return NULL; | ||
| } | ||
| return disk_access[disk_id]; | ||
| PRINTF("disk_status(%u)\n", pdrv); | ||
| return disk_access[pdrv]->status(disk_access[pdrv]->storage); | ||
| } | ||
|
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| DRESULT disk_read ( | ||
| BYTE pdrv, | ||
| BYTE *buff, | ||
| LBA_t sector, | ||
| UINT count) | ||
| { | ||
| PRINTF("disk_read(%u, %p, %lu, %u)\n", pdrv, buff, sector, count); | ||
| return disk_access[pdrv]->read(disk_access[pdrv]->storage, buff, sector, count); | ||
| } | ||
|
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| DRESULT disk_write ( | ||
| BYTE pdrv, | ||
| const BYTE *buff, | ||
| LBA_t sector, | ||
| UINT count) | ||
| { | ||
| PRINTF("disk_write(%u, %p, %lu, %u)\n", pdrv, buff, sector, count); | ||
| return disk_access[pdrv]->write(disk_access[pdrv]->storage, buff, sector, count); | ||
| } | ||
|
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| DRESULT disk_ioctl ( | ||
| BYTE pdrv, | ||
| BYTE cmd, | ||
| void *buff) | ||
| { | ||
| PRINTF("disk_ioctl(%u, %u, %p)\n", pdrv, cmd, buff); | ||
| return disk_access[pdrv]->ioctl(disk_access[pdrv]->storage, cmd, buff); | ||
| } |
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