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Support for NYX to load from BOOT1/GPP/SD in that order, UMS option to mount whatever volume is selected as boot storage

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This commit is contained in:
Christoph Baumann
2025-04-24 12:06:15 +02:00
parent 4e9e21b3b1
commit 337f219ac6
28 changed files with 425 additions and 150 deletions
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44
nyx/nyx_gui/libs/fatfs/diskio.c
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@@ -9,16 +9,44 @@
/* storage control modules to the FatFs module with a defined API. */
/*-----------------------------------------------------------------------*/
#include <storage/emmc.h>
#include <string.h>
#include <bdk.h>
#include <libs/fatfs/diskio.h> /* FatFs lower layer API */
#include <fatfs_cfg.h>
static u32 sd_rsvd_sectors = 0;
static u32 ramdisk_sectors = 0;
static u32 emummc_sectors = 0;
static bool ensure_partition(BYTE pdrv){
u8 part;
switch(pdrv){
case DRIVE_BOOT1:
case DRIVE_BOOT1_1MB:
part = EMMC_BOOT1;
break;
case DRIVE_EMMC:
part = EMMC_GPP;
break;
case DRIVE_SD:
case DRIVE_RAM:
case DRIVE_BIS:
case DRIVE_EMU:
return true;
default:
return false;
}
if(emmc_storage.partition != part){
return emmc_set_partition(part);
}
return true;
}
/*-----------------------------------------------------------------------*/
/* Get Drive Status */
/*-----------------------------------------------------------------------*/
@@ -49,6 +77,10 @@ DRESULT disk_read (
UINT count /* Number of sectors to read */
)
{
if(!ensure_partition(pdrv)){
return RES_ERROR;
}
switch (pdrv)
{
case DRIVE_SD:
@@ -60,6 +92,10 @@ DRESULT disk_read (
case DRIVE_BIS:
case DRIVE_EMU:
return nx_emmc_bis_read(sector, count, (void *)buff) ? RES_OK : RES_ERROR;
case DRIVE_BOOT1_1MB:
return sdmmc_storage_read(&emmc_storage, sector + (0x100000 / 512), count, buff) ? RES_OK : RES_ERROR;
case DRIVE_BOOT1:
return sdmmc_storage_read(&emmc_storage, sector, count, buff) ? RES_OK : RES_ERROR;
}
return RES_ERROR;
@@ -75,6 +111,10 @@ DRESULT disk_write (
UINT count /* Number of sectors to write */
)
{
if(!ensure_partition(pdrv)){
return RES_ERROR;
}
switch (pdrv)
{
case DRIVE_SD:
@@ -86,6 +126,10 @@ DRESULT disk_write (
return RES_WRPRT;
case DRIVE_EMU:
return nx_emmc_bis_write(sector, count, (void *)buff) ? RES_OK : RES_ERROR;
case DRIVE_BOOT1_1MB:
return sdmmc_storage_write(&emmc_storage, sector + (0x100000 / 512), count, (void*)buff) ? RES_OK : RES_ERROR;
case DRIVE_BOOT1:
return sdmmc_storage_write(&emmc_storage, sector, count, (void*)buff) ? RES_OK : RES_ERROR;
}
return RES_ERROR;