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ums support for file based emummc

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This commit is contained in:
Christoph Baumann
2025-05-07 16:42:57 +02:00
parent 942e7defe3
commit 2af1cc0b8c
1 changed files with 69 additions and 16 deletions
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85
nyx/nyx_gui/frontend/gui_tools.c
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@@ -36,6 +36,7 @@
#include <libs/fatfs/ff.h>
#include <storage/boot_storage.h>
#include <storage/emmc.h>
#include <storage/emummc.h>
#include <storage/mbr_gpt.h>
#include <storage/sd.h>
#include <storage/sdmmc.h>
@@ -376,6 +377,9 @@ static lv_res_t _create_mbox_ums_error(int error)
case 7:
lv_mbox_set_text(mbox, "#FF8000 USB Mass Storage#\n\n#FFFF00 No emuSD found active!#");
break;
case 8:
lv_mbox_set_text(mbox, "#FF8000 USB Mass Storage#\n\n#FFFF00 Failed to initialize file based emuMMC!#");
break;
}
lv_mbox_add_btns(mbox, mbox_btn_map, mbox_action);
@@ -604,6 +608,7 @@ static lv_res_t _ums_emummc(u32 part){
emummc_cfg_t emu_info;
int error = !boot_storage_mount();
bool file_based = false;
if(!error){
load_emummc_cfg(&emu_info);
@@ -623,30 +628,62 @@ static lv_res_t _ums_emummc(u32 part){
storage = &sd_storage;
}else if(emu_info.enabled == 1 && !emu_info.sector){
// sd file based
error = 5;
if(!sd_mount()){
error = 4;
}else{
file_based = true;
char path[0x80];
strcpy(path, emu_info.path);
strcat(path, "/eMMC/");
if(!emummc_storage_file_based_init(path)){
error = 8;
}else{
switch(part){
case NYX_UMS_EMUMMC_BOOT0:
emummc_storage_file_base_set_partition(1);
break;
case NYX_UMS_EMUMMC_BOOT1:
emummc_storage_file_base_set_partition(2);
break;
case NYX_UMS_EMUMMC_GPP:
emummc_storage_file_base_set_partition(0);
break;
}
}
}
}
}else{
error = 2;
}
if(error == 0 && (emu_info.enabled == 4 || (emu_info.enabled == 1 && emu_info.sector))){
if(error == 0 && emu_info.enabled == 1){
error = 6;
usbs.offset = emu_info.sector;
switch(part){
case NYX_UMS_EMUMMC_BOOT0:
usbs.offset += 0;
break;
case NYX_UMS_EMUMMC_BOOT1:
usbs.offset += 0x2000;
break;
case NYX_UMS_EMUMMC_GPP:
usbs.offset += 0x4000;
break;
if(file_based){
usbs.offset = 0;
}else{
usbs.offset = emu_info.sector;
switch(part){
case NYX_UMS_EMUMMC_BOOT0:
usbs.offset += 0;
break;
case NYX_UMS_EMUMMC_BOOT1:
usbs.offset += 0x2000;
break;
case NYX_UMS_EMUMMC_GPP:
usbs.offset += 0x4000;
break;
}
}
if(part == NYX_UMS_EMUMMC_GPP){
gpt_header_t *gpt_hdr = malloc(sizeof(*gpt_hdr));
if(sdmmc_storage_read(storage, usbs.offset + 1, 1, gpt_hdr)){
int res;
if(file_based){
res = emummc_storage_file_based_read(1, 1, gpt_hdr);
}else{
res = sdmmc_storage_read(storage, usbs.offset + 1, 1, gpt_hdr);
}
if(res){
if(!memcmp(&gpt_hdr->signature, "EFI PART", 8)){
error = 0;
usbs.sectors = gpt_hdr->alt_lba + 1;
@@ -654,6 +691,7 @@ static lv_res_t _ums_emummc(u32 part){
}
free(gpt_hdr);
}else{
error = 0;
usbs.sectors = 0x2000;
}
}
@@ -669,14 +707,29 @@ static lv_res_t _ums_emummc(u32 part){
if(error){
_create_mbox_ums_error(error);
}else{
usbs.type = emu_info.enabled == 4 ? MMC_EMMC : MMC_SD;
usbs.partition = EMMC_GPP + 1;
if(file_based){
usbs.type = MMC_EMUMMC_FILE;
}else{
usbs.type = emu_info.enabled == 4 ? MMC_EMUMMC_RAW_EMMC : MMC_EMUMMC_RAW_SD;
}
switch(part){
case NYX_UMS_EMUMMC_BOOT0:
usbs.partition = EMMC_GPP + 1;
break;
case NYX_UMS_EMUMMC_BOOT1:
usbs.partition = EMMC_BOOT1 + 1;
break;
case NYX_UMS_EMUMMC_GPP:
usbs.partition = EMMC_BOOT0 + 1;
break;
}
usbs.ro = usb_msc_emmc_read_only;
usbs.system_maintenance = &manual_system_maintenance;
usbs.set_text = &usb_gadget_set_text;
_create_mbox_ums(&usbs, part);
}
emummc_storage_file_based_end();
boot_storage_unmount();
return LV_RES_OK;