Yuuki/Lockpick_RCM
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Add FSS0 support

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This commit is contained in:
shchmue 2020-05-18 15:52:19 -06:00
parent 64d7e5cebd
commit 4a69ea1922
3 changed files with 68 additions and 50 deletions
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81
source/hos/sept.c
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@ -17,7 +17,9 @@
#include <string.h>
#include "sept.h"
#include "../config/ini.h"
#include "../gfx/di.h"
#include "../hos/fss.h"
#include "../hos/hos.h"
#include "../libs/fatfs/ff.h"
#include "../mem/heap.h"
@ -28,6 +30,7 @@
#include "../storage/nx_sd.h"
#include "../storage/sdmmc.h"
#include "../utils/btn.h"
#include "../utils/list.h"
#include "../utils/types.h"
#include "../gfx/gfx.h"
@ -65,42 +68,76 @@ extern void reloc_patcher(u32 payload_dst, u32 payload_src, u32 payload_size);
int reboot_to_sept(const u8 *tsec_fw, const u32 tsec_size, const u32 kb)
{
FIL fp;
bool fss0_sept_used = false;
// Copy warmboot reboot code and TSEC fw.
memcpy((u8 *)(SEPT_PK1T_ADDR - WB_RST_SIZE), (u8 *)warmboot_reboot, sizeof(warmboot_reboot));
memcpy((void *)SEPT_PK1T_ADDR, tsec_fw, tsec_size);
*(vu32 *)SEPT_TCSZ_ADDR = tsec_size;
// Copy sept-primary.
if (f_open(&fp, "sd:/sept/sept-primary.bin", FA_READ))
goto error;
LIST_INIT(ini_sections);
if (ini_parse(&ini_sections, "bootloader/hekate_ipl.ini", false))
{
bool found = false;
LIST_FOREACH_ENTRY(ini_sec_t, ini_sec, &ini_sections, link)
{
// Only parse non config sections.
if (ini_sec->type == INI_CHOICE && strcmp(ini_sec->name, "config"))
{
LIST_FOREACH_ENTRY(ini_kv_t, kv, &ini_sec->kvs, link)
{
if (!strcmp("fss0", kv->key))
{
fss0_sept_t sept_ctxt;
sept_ctxt.kb = kb;
sept_ctxt.sept_primary = (void *)SEPT_STG1_ADDR;
sept_ctxt.sept_secondary = (void *)SEPT_STG2_ADDR;
fss0_sept_used = parse_fss(NULL, kv->val, &sept_ctxt);
if (f_read(&fp, (u8 *)SEPT_STG1_ADDR, f_size(&fp), NULL))
{
f_close(&fp);
goto error;
found = true;
break;
}
}
}
if (found)
break;
}
}
f_close(&fp);
// Copy sept-secondary.
if (kb < KB_FIRMWARE_VERSION_810)
if (!fss0_sept_used)
{
if (f_open(&fp, "sd:/sept/sept-secondary_00.enc", FA_READ))
if (f_open(&fp, "sd:/sept/sept-secondary.enc", FA_READ)) // Try the deprecated version.
goto error;
}
else
{
if (f_open(&fp, "sd:/sept/sept-secondary_01.enc", FA_READ))
// Copy sept-primary.
if (f_open(&fp, "sd:/sept/sept-primary.bin", FA_READ))
goto error;
}
if (f_read(&fp, (u8 *)SEPT_STG2_ADDR, f_size(&fp), NULL))
{
if (f_read(&fp, (u8 *)SEPT_STG1_ADDR, f_size(&fp), NULL))
{
f_close(&fp);
goto error;
}
f_close(&fp);
// Copy sept-secondary.
if (kb < KB_FIRMWARE_VERSION_810)
{
if (f_open(&fp, "sd:/sept/sept-secondary_00.enc", FA_READ))
if (f_open(&fp, "sd:/sept/sept-secondary.enc", FA_READ)) // Try the deprecated version.
goto error;
}
else
{
if (f_open(&fp, "sd:/sept/sept-secondary_01.enc", FA_READ))
goto error;
}
if (f_read(&fp, (u8 *)SEPT_STG2_ADDR, f_size(&fp), NULL))
{
f_close(&fp);
goto error;
}
f_close(&fp);
goto error;
}
f_close(&fp);
// Save auto boot config to sept payload, if any.
boot_cfg_t *tmp_cfg = malloc(sizeof(boot_cfg_t));