diff --git a/nyx/nyx_gui/storage/nx_emmc_bis.c b/nyx/nyx_gui/storage/nx_emmc_bis.c deleted file mode 100644 index be86aa7..0000000 --- a/nyx/nyx_gui/storage/nx_emmc_bis.c +++ /dev/null @@ -1,308 +0,0 @@ -/* - * eMMC BIS driver for Nintendo Switch - * - * Copyright (c) 2019-2020 shchmue - * Copyright (c) 2019-2022 CTCaer - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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 . - */ - -#include - -#include - -#define BIS_CLUSTER_SECTORS 32 -#define BIS_CLUSTER_SIZE 16384 -#define BIS_CACHE_MAX_ENTRIES 16384 -#define BIS_CACHE_LOOKUP_TBL_EMPTY_ENTRY -1 - -typedef struct _cluster_cache_t -{ - u32 cluster_idx; // Index of the cluster in the partition. - bool dirty; // Has been modified without write-back flag. - u8 data[BIS_CLUSTER_SIZE]; // The cached cluster itself. Aligned to 8 bytes for DMA engine. -} cluster_cache_t; - -typedef struct _bis_cache_t -{ - bool full; - bool enabled; - u32 dirty_cnt; - u32 top_idx; - u8 dma_buff[BIS_CLUSTER_SIZE]; // Aligned to 8 bytes for DMA engine. - cluster_cache_t clusters[]; -} bis_cache_t; - -static u8 ks_crypt = 0; -static u8 ks_tweak = 0; -static u32 emu_offset = 0; -static emmc_part_t *system_part = NULL; -static u32 *cache_lookup_tbl = (u32 *)NX_BIS_LOOKUP_ADDR; -static bis_cache_t *bis_cache = (bis_cache_t *)NX_BIS_CACHE_ADDR; - -static int nx_emmc_bis_write_block(u32 sector, u32 count, void *buff, bool flush) -{ - if (!system_part) - return 3; // Not ready. - - int res; - u8 tweak[SE_KEY_128_SIZE] __attribute__((aligned(4))); - u32 cluster = sector / BIS_CLUSTER_SECTORS; - u32 aligned_sector = cluster * BIS_CLUSTER_SECTORS; - u32 sector_in_cluster = sector % BIS_CLUSTER_SECTORS; - u32 lookup_idx = cache_lookup_tbl[cluster]; - bool is_cached = lookup_idx != (u32)BIS_CACHE_LOOKUP_TBL_EMPTY_ENTRY; - - // Write to cached cluster. - if (is_cached) - { - if (buff) - memcpy(bis_cache->clusters[lookup_idx].data + sector_in_cluster * EMMC_BLOCKSIZE, buff, count * EMMC_BLOCKSIZE); - else - buff = bis_cache->clusters[lookup_idx].data; - if (!bis_cache->clusters[lookup_idx].dirty) - bis_cache->dirty_cnt++; - bis_cache->clusters[lookup_idx].dirty = true; - - if (!flush) - return 0; // Success. - - // Reset args to trigger a full cluster flush to emmc. - sector_in_cluster = 0; - sector = aligned_sector; - count = BIS_CLUSTER_SECTORS; - } - - // Encrypt cluster. - if (!se_aes_xts_crypt_sec_nx(ks_tweak, ks_crypt, ENCRYPT, cluster, tweak, true, sector_in_cluster, bis_cache->dma_buff, buff, count * EMMC_BLOCKSIZE)) - return 1; // Encryption error. - - // If not reading from cache, do a regular read and decrypt. - if (!emu_offset) - res = emmc_part_write(system_part, sector, count, bis_cache->dma_buff); - else - res = sdmmc_storage_write(&sd_storage, emu_offset + system_part->lba_start + sector, count, bis_cache->dma_buff); - if (!res) - return 1; // R/W error. - - // Mark cache entry not dirty if write succeeds. - if (is_cached) - { - bis_cache->clusters[lookup_idx].dirty = false; - bis_cache->dirty_cnt--; - } - - return 0; // Success. -} - -static void _nx_emmc_bis_cluster_cache_init(bool enable_cache) -{ - u32 cache_lookup_tbl_size = (system_part->lba_end - system_part->lba_start + 1) / BIS_CLUSTER_SECTORS * sizeof(*cache_lookup_tbl); - - // Clear cache header. - memset(bis_cache, 0, sizeof(bis_cache_t)); - - // Clear cluster lookup table. - memset(cache_lookup_tbl, BIS_CACHE_LOOKUP_TBL_EMPTY_ENTRY, cache_lookup_tbl_size); - - // Enable cache. - bis_cache->enabled = enable_cache; -} - -static void _nx_emmc_bis_flush_cache() -{ - if (!bis_cache->enabled || !bis_cache->dirty_cnt) - return; - - for (u32 i = 0; i < bis_cache->top_idx && bis_cache->dirty_cnt; i++) - { - if (bis_cache->clusters[i].dirty) { - nx_emmc_bis_write_block(bis_cache->clusters[i].cluster_idx * BIS_CLUSTER_SECTORS, BIS_CLUSTER_SECTORS, NULL, true); - bis_cache->dirty_cnt--; - } - } - - _nx_emmc_bis_cluster_cache_init(true); -} - -static int nx_emmc_bis_read_block_normal(u32 sector, u32 count, void *buff) -{ - static u32 prev_cluster = -1; - static u32 prev_sector = 0; - static u8 tweak[SE_KEY_128_SIZE] __attribute__((aligned(4))); - - int res; - bool regen_tweak = true; - u32 tweak_exp = 0; - u32 cluster = sector / BIS_CLUSTER_SECTORS; - u32 sector_in_cluster = sector % BIS_CLUSTER_SECTORS; - - // If not reading from cache, do a regular read and decrypt. - if (!emu_offset) - res = emmc_part_read(system_part, sector, count, bis_cache->dma_buff); - else - res = sdmmc_storage_read(&sd_storage, emu_offset + system_part->lba_start + sector, count, bis_cache->dma_buff); - if (!res) - return 1; // R/W error. - - if (prev_cluster != cluster) // Sector in different cluster than last read. - { - prev_cluster = cluster; - tweak_exp = sector_in_cluster; - } - else if (sector > prev_sector) // Sector in same cluster and past last sector. - { - // Calculates the new tweak using the saved one, reducing expensive _gf256_mul_x_le calls. - tweak_exp = sector - prev_sector - 1; - regen_tweak = false; - } - else // Sector in same cluster and before or same as last sector. - tweak_exp = sector_in_cluster; - - // Maximum one cluster (1 XTS crypto block 16KB). - if (!se_aes_xts_crypt_sec_nx(ks_tweak, ks_crypt, DECRYPT, prev_cluster, tweak, regen_tweak, tweak_exp, buff, bis_cache->dma_buff, count * EMMC_BLOCKSIZE)) - return 1; // R/W error. - - prev_sector = sector + count - 1; - - return 0; // Success. -} - -static int nx_emmc_bis_read_block_cached(u32 sector, u32 count, void *buff) -{ - int res; - u8 cache_tweak[SE_KEY_128_SIZE] __attribute__((aligned(4))); - u32 cluster = sector / BIS_CLUSTER_SECTORS; - u32 cluster_sector = cluster * BIS_CLUSTER_SECTORS; - u32 sector_in_cluster = sector % BIS_CLUSTER_SECTORS; - u32 lookup_idx = cache_lookup_tbl[cluster]; - - // Read from cached cluster. - if (lookup_idx != (u32)BIS_CACHE_LOOKUP_TBL_EMPTY_ENTRY) - { - memcpy(buff, bis_cache->clusters[lookup_idx].data + sector_in_cluster * EMMC_BLOCKSIZE, count * EMMC_BLOCKSIZE); - - return 0; // Success. - } - - // Flush cache if full. - if (bis_cache->top_idx >= BIS_CACHE_MAX_ENTRIES) - _nx_emmc_bis_flush_cache(); - - // Set new cached cluster parameters. - bis_cache->clusters[bis_cache->top_idx].cluster_idx = cluster; - bis_cache->clusters[bis_cache->top_idx].dirty = false; - cache_lookup_tbl[cluster] = bis_cache->top_idx; - - // Read the whole cluster the sector resides in. - if (!emu_offset) - res = emmc_part_read(system_part, cluster_sector, BIS_CLUSTER_SECTORS, bis_cache->dma_buff); - else - res = sdmmc_storage_read(&sd_storage, emu_offset + system_part->lba_start + cluster_sector, BIS_CLUSTER_SECTORS, bis_cache->dma_buff); - if (!res) - return 1; // R/W error. - - // Decrypt cluster. - if (!se_aes_xts_crypt_sec_nx(ks_tweak, ks_crypt, DECRYPT, cluster, cache_tweak, true, 0, bis_cache->dma_buff, bis_cache->dma_buff, BIS_CLUSTER_SIZE)) - return 1; // Decryption error. - - // Copy to cluster cache. - memcpy(bis_cache->clusters[bis_cache->top_idx].data, bis_cache->dma_buff, BIS_CLUSTER_SIZE); - memcpy(buff, bis_cache->dma_buff + sector_in_cluster * EMMC_BLOCKSIZE, count * EMMC_BLOCKSIZE); - - // Increment cache count. - bis_cache->top_idx++; - - return 0; // Success. -} - -static int nx_emmc_bis_read_block(u32 sector, u32 count, void *buff) -{ - if (!system_part) - return 3; // Not ready. - - if (bis_cache->enabled) - return nx_emmc_bis_read_block_cached(sector, count, buff); - else - return nx_emmc_bis_read_block_normal(sector, count, buff); -} - -int nx_emmc_bis_read(u32 sector, u32 count, void *buff) -{ - u8 *buf = (u8 *)buff; - u32 curr_sct = sector; - - while (count) - { - u32 sct_cnt = MIN(count, BIS_CLUSTER_SECTORS); - if (nx_emmc_bis_read_block(curr_sct, sct_cnt, buf)) - return 0; - - count -= sct_cnt; - curr_sct += sct_cnt; - buf += sct_cnt * EMMC_BLOCKSIZE; - } - - return 1; -} - -int nx_emmc_bis_write(u32 sector, u32 count, void *buff) -{ - u8 *buf = (u8 *)buff; - u32 curr_sct = sector; - - while (count) - { - u32 sct_cnt = MIN(count, BIS_CLUSTER_SECTORS); - if (nx_emmc_bis_write_block(curr_sct, sct_cnt, buf, false)) - return 0; - - count -= sct_cnt; - curr_sct += sct_cnt; - buf += sct_cnt * EMMC_BLOCKSIZE; - } - - return 1; -} - -void nx_emmc_bis_init(emmc_part_t *part, bool enable_cache, u32 emummc_offset) -{ - system_part = part; - emu_offset = emummc_offset; - - _nx_emmc_bis_cluster_cache_init(enable_cache); - - if (!strcmp(part->name, "PRODINFO") || !strcmp(part->name, "PRODINFOF")) - { - ks_crypt = 0; - ks_tweak = 1; - } - else if (!strcmp(part->name, "SAFE")) - { - ks_crypt = 2; - ks_tweak = 3; - } - else if (!strcmp(part->name, "SYSTEM") || !strcmp(part->name, "USER")) - { - ks_crypt = 4; - ks_tweak = 5; - } - else - system_part = NULL; -} - -void nx_emmc_bis_end() -{ - _nx_emmc_bis_flush_cache(); - system_part = NULL; -} diff --git a/nyx/nyx_gui/storage/nx_emmc_bis.h b/nyx/nyx_gui/storage/nx_emmc_bis.h deleted file mode 100644 index 10d2acf..0000000 --- a/nyx/nyx_gui/storage/nx_emmc_bis.h +++ /dev/null @@ -1,230 +0,0 @@ -/* - * Copyright (c) 2019 shchmue - * Copyright (c) 2019 CTCaer - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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 . - */ - -#ifndef NX_EMMC_BIS_H -#define NX_EMMC_BIS_H - -#include - -typedef struct _nx_emmc_cal0_spk_t -{ - u16 unk0; - u16 unk1; - u16 eq_bw_lop; - u16 eq_gn_lop; - u16 eq_fc_bp1; - u16 eq_bw_bp1; - u16 eq_gn_bp1; - u16 eq_fc_bp2; - u16 eq_bw_bp2; - u16 eq_gn_bp2; - u16 eq_fc_bp3; - u16 eq_bw_bp3; - u16 eq_gn_bp3; - u16 eq_fc_bp4; - u16 eq_bw_bp4; - u16 eq_gn_bp4; - u16 eq_fc_hip1; - u16 eq_gn_hip1; - u16 eq_fc_hip2; - u16 eq_bw_hip2; - u16 eq_gn_hip2; - u16 eq_pre_vol; - u16 eq_pst_vol; - u16 eq_ctrl2; - u16 eq_ctrl1; - u16 drc_agc_2; - u16 drc_agc_3; - u16 drc_agc_1; - u16 spk_vol; - u16 hp_vol; - u16 dac1_min_vol_spk; - u16 dac1_max_vol_spk; - u16 dac1_min_vol_hp; - u16 dac1_max_vol_hp; - u16 in1_in2; - u16 adc_vol_min; - u16 adc_vol_max; - u8 unk4[16]; -} __attribute__((packed)) nx_emmc_cal0_spk_t; - -typedef struct _nx_emmc_cal0_t -{ - u32 magic; // 'CAL0'. - u32 version; - u32 body_size; - u16 model; - u16 update_cnt; - u8 pad_crc16_0[0x10]; - u8 body_sha256[0x20]; - char cfg_id1[0x1E]; - u8 crc16_pad1[2]; - u8 rsvd0[0x20]; - u32 wlan_cc_num; - u32 wlan_cc_last; - char wlan_cc[128][3]; - u8 crc16_pad2[8]; - u8 wlan_mac[6]; - u8 crc16_pad3[2]; - u8 rsvd1[8]; - u8 bd_mac[6]; - u8 crc16_pad4[2]; - u8 rsvd2[8]; - u8 acc_offset[6]; - u8 crc16_pad5[2]; - u8 acc_scale[6]; - u8 crc16_pad6[2]; - u8 gyro_offset[6]; - u8 crc16_pad7[2]; - u8 gyro_scale[6]; - u8 crc16_pad8[2]; - char serial_number[0x18]; - u8 crc16_pad9[8]; - - u8 ecc_p256_device_key[0x30]; - u8 crc16_pad10[0x10]; - u8 ecc_p256_device_cert[0x180]; - u8 crc16_pad11[0x10]; - u8 ecc_p233_device_key[0x30]; - u8 crc16_pad12[0x10]; - u8 ecc_p33_device_cert[0x180]; - u8 crc16_pad13[0x10]; - u8 ecc_p256_ticket_key[0x30]; - u8 crc16_pad14[0x10]; - u8 ecc_p256_ticket_cert[0x180]; - u8 crc16_pad15[0x10]; - u8 ecc_p233_ticket_key[0x30]; - u8 crc16_pad16[0x10]; - u8 ecc_p33_ticket_cert[0x180]; - u8 crc16_pad17[0x10]; - u8 ssl_key[0x110]; - u8 crc16_pad18[0x10]; - u32 ssl_cert_size; - u8 crc16_pad19[0xC]; - u8 ssl_cert[0x800]; - u8 ssl_sha256[0x20]; - u8 random_number[0x1000]; - u8 random_number_sha256[0x20]; - u8 gc_key[0x110]; - u8 crc16_pad20[0x10]; - u8 gc_cert[0x400]; - u8 gc_cert_sha256[0x20]; - u8 rsa2048_eticket_key[0x220]; - u8 crc16_pad21[0x10]; - u8 rsa2048_eticket_cert[0x240]; - u8 crc16_pad22[0x10]; - - char battery_lot[0x1E]; - u8 crc16_pad23[2]; - nx_emmc_cal0_spk_t spk_cal; - u8 spk_cal_rsvd[0x800 - sizeof(nx_emmc_cal0_spk_t)]; - u8 crc16_pad24[0x10]; - u32 region_code; - u8 crc16_pad25[0xC]; - - u8 amiibo_key[0x50]; - u8 crc16_pad26[0x10]; - u8 amiibo_ecqv_cert[0x14]; - u8 crc16_pad27[0xC]; - u8 amiibo_ecqdsa_cert[0x70]; - u8 crc16_pad28[0x10]; - u8 amiibo_ecqv_bls_key[0x40]; - u8 crc16_pad29[0x10]; - u8 amiibo_ecqv_bls_cert[0x20]; - u8 crc16_pad30[0x10]; - u8 amiibo_ecqv_bls_root_cert[0x90]; - u8 crc16_pad31[0x10]; - - u32 product_model; // 1: Nx, 2: Copper, 4: Hoag. - u8 crc16_pad32[0xC]; - u8 home_menu_scheme_main_color[6]; - u8 crc16_pad33[0xA]; - u32 lcd_bl_brightness_mapping[3]; // Floats. Normally 100%, 0% and 2%. - u8 crc16_pad34[0x4]; - - u8 ext_ecc_b233_device_key[0x50]; - u8 crc16_pad35[0x10]; - u8 ext_ecc_p256_eticket_key[0x50]; - u8 crc16_pad36[0x10]; - u8 ext_ecc_b233_eticket_key[0x50]; - u8 crc16_pad37[0x10]; - u8 ext_ecc_rsa2048_eticket_key[0x240]; - u8 crc16_pad38[0x10]; - u8 ext_ssl_key[0x130]; - u8 crc16_pad39[0x10]; - u8 ext_gc_key[0x130]; - u8 crc16_pad40[0x10]; - - u32 lcd_vendor; - u8 crc16_pad41[0xC]; - - // 5.0.0 and up. - u8 ext_rsa2048_device_key[0x240]; - u8 crc16_pad42[0x10]; - u8 rsa2048_device_cert[0x240]; - u8 crc16_pad43[0x10]; - - u8 usbc_pwr_src_circuit_ver; - u8 crc16_pad44[0xF]; - - // 9.0.0 and up. - u32 home_menu_scheme_sub_color; - u8 crc16_pad45[0xC]; - u32 home_menu_scheme_bezel_color; - u8 crc16_pad46[0xC]; - u32 home_menu_scheme_main_color1; - u8 crc16_pad47[0xC]; - u32 home_menu_scheme_main_color2; - u8 crc16_pad48[0xC]; - u32 home_menu_scheme_main_color3; - u8 crc16_pad49[0xC]; - - u8 analog_stick_type_l; - u8 crc16_pad50[0xF]; - u8 analog_stick_param_l[0x12]; - u8 crc16_pad51[0xE]; - u8 analog_stick_cal_l[0x9]; - u8 crc16_pad52[0x7]; - u8 analog_stick_type_r; - u8 crc16_pad53[0xF]; - u8 analog_stick_param_r[0x12]; - u8 crc16_pad54[0xE]; - u8 analog_stick_cal_r[0x9]; - u8 crc16_pad55[0x7]; - u8 console_6axis_sensor_type; - u8 crc16_pad56[0xF]; - u8 console_6axis_sensor_hor_off[0x6]; - u8 crc16_pad57[0xA]; - - // 6.0.0 and up. - u8 battery_ver; - u8 crc16_pad58[0x1F]; - - // 9.0.0 and up. - u32 home_menu_scheme_model; - u8 crc16_pad59[0xC]; - - // 10.0.0 and up. - u8 console_6axis_sensor_mount_type; -} __attribute__((packed)) nx_emmc_cal0_t; - -int nx_emmc_bis_read(u32 sector, u32 count, void *buff); -int nx_emmc_bis_write(u32 sector, u32 count, void *buff); -void nx_emmc_bis_init(emmc_part_t *part, bool enable_cache, u32 emummc_offset); -void nx_emmc_bis_end(); - -#endif \ No newline at end of file