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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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46
bdk/storage/sd.c
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@@ -199,7 +199,7 @@ bool sd_mount()
else
{
if (!sd_mounted)
res = f_mount(&sd_fs, XSTR(FF_DEV_SD) ":", 1); // Volume 0 is SD.
res = f_mount(&sd_fs, "sd:", 1); // Volume 0 is SD.
if (res == FR_OK)
{
sd_mounted = true;
@@ -227,7 +227,7 @@ static void _sd_deinit(bool deinit)
if (sd_init_done)
{
if (sd_mounted)
f_mount(NULL, XSTR(FF_DEV_SD) ":", 1); // Volume 0 is SD.
f_mount(NULL, "sd:", 1); // Volume 0 is SD.
if (deinit)
{
@@ -246,14 +246,30 @@ bool sd_is_gpt()
return sd_fs.part_type;
}
void *sd_file_read(const char *path, u32 *fsize)
{
FIL fp;
if (!sd_get_card_mounted())
return NULL;
if (f_open(&fp, path, FA_READ) != FR_OK)
char *cwd = (char*)malloc(0x200);
if(f_getcwd(cwd, 0x200) != FR_OK){
free(cwd);
return NULL;
}
if(f_chdrive("sd:") != FR_OK){
free(cwd);
return NULL;
}
if (f_open(&fp, path, FA_READ) != FR_OK){
f_chdrive(cwd);
free(cwd);
return NULL;
}
u32 size = f_size(&fp);
if (fsize)
@@ -263,13 +279,17 @@ void *sd_file_read(const char *path, u32 *fsize)
if (f_read(&fp, buf, size, NULL) != FR_OK)
{
f_chdrive(cwd);
free(buf);
free(cwd);
f_close(&fp);
return NULL;
}
f_chdrive(cwd);
f_close(&fp);
free(cwd);
return buf;
}
@@ -281,13 +301,33 @@ int sd_save_to_file(const void *buf, u32 size, const char *filename)
if (!sd_get_card_mounted())
return FR_DISK_ERR;
char *cwd = malloc(0x200);
res = f_getcwd(cwd, 0x200);
if(res != FR_OK){
free(cwd);
return res;
}
res = f_chdrive("sd:");
if(res != FR_OK){
free(cwd);
return res;
}
res = f_open(&fp, filename, FA_CREATE_ALWAYS | FA_WRITE);
if (res)
{
EPRINTFARGS("Error (%d) creating file\n%s.\n", res, filename);
f_chdrive(cwd);
free(cwd);
return res;
}
f_chdrive(cwd);
free(cwd);
f_write(&fp, buf, size, NULL);
f_close(&fp);