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hekate/bootloader/l4t/l4t.c
CTCaer e341cf39f2 hekate/nyx: apply ccplex changes 
HOS procedure can now launch secmon from coldboot again when HOS is 6.2.0.
And update L4T for the function signature change.
2024-03-13 01:49:31 +02:00

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/*
* L4T Loader for Tegra X1
*
* Copyright (c) 2020-2024 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 <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <bdk.h>
#include <soc/pmc_lp0_t210.h>
#include "../hos/hos.h"
#include "../hos/pkg1.h"
#include "l4t.h"
#include "l4t_config.inl"
/*
* API Revision info
*
* 0: Base.
* 1: SDMMC1 LA programming for SDMMC1 UHS DDR200.
* 2: Arachne Register Cell v1.
* 3: Arachne Register Cell v2. PTSA Rework support.
*/
#define L4T_LOADER_API_REV 4
#define L4T_FIRMWARE_REV 0x34524556 // REV4.
#ifdef DEBUG_UART_PORT
#include <soc/uart.h>
#define UPRINTF(...) uart_printf(__VA_ARGS__)
#else
#define UPRINTF(...)
#endif
#if CARVEOUT_NVDEC_TSEC_ENABLE && CARVEOUT_SECFW_ENABLE
#error "NVDEC and SECFW carveouts can't be used together!"
#endif
#if CARVEOUT_NVDEC_TSEC_ENABLE
#define TZ_SIZE SZ_8M
#else
#define TZ_SIZE SZ_1M
#endif
// TZDRAM addresses and sizes.
#define TZDRAM_SIZE TZ_SIZE // Secure Element.
#define TZDRAM_BASE (0xFFFFFFFF - TZDRAM_SIZE + 1) // 0xFFF00000 or 0xFF800000.
#define TZDRAM_COLD_ENTRY (TZDRAM_BASE)
#define TZDRAM_WARM_ENTRY (TZDRAM_BASE + 0x200)
// Carveout sizes.
#define CARVEOUT_NVDEC_SIZE SZ_1M
#define CARVEOUT_TSEC_SIZE SZ_1M
#define CARVEOUT_SECFW_SIZE SZ_1M
#define CARVEOUT_GPUFW_SIZE SZ_256K
#if CARVEOUT_NVDEC_TSEC_ENABLE
#define CARVEOUT_GPUWPR_SIZE CARVEOUT_GPUWPR_SIZE_CFG
#else
#define CARVEOUT_GPUWPR_SIZE (SZ_512K + SZ_256K)
#endif
#define SC7ENTRY_HDR_SIZE 0x400
// Secure Elements addresses for T210.
#define SECFW_BASE (TZDRAM_BASE - SZ_1M) // 0xFFE00000 or 0xFF700000.
#define SC7ENTRY_HDR_BASE (SECFW_BASE + 0)
#define SC7ENTRY_BASE (SECFW_BASE + SC7ENTRY_HDR_SIZE) // After header.
#define SC7EXIT_BASE (SECFW_BASE + SZ_64K) // 64KB after SECFW_BASE.
#define R2P_PAYLOAD_BASE (SECFW_BASE + SZ_256K) // 256KB after SECFW_BASE.
#define MTCTABLE_BASE (SECFW_BASE + SZ_512K) // 512KB after SECFW_BASE.
#define BPMPFW_BASE (SECFW_BASE + SZ_512K + SZ_256K) // 768KB after SECFW_BASE.
#define BPMPFW_ENTRYPOINT (BPMPFW_BASE + 0x100) // Used internally also.
// Secure Elements addresses for T210B01.
#define BPMPFW_B01_BASE (SECFW_BASE) // !! DTS carveout-start must match !!
#define BPMPFW_B01_ENTRYPOINT (BPMPFW_B01_BASE + 0x40) // Used internally also.
#define BPMPFW_B01_HEAP_BASE (BPMPFW_B01_BASE + SZ_256K - SZ_1K) // 255KB after BPMPFW_B01_BASE.
#define BPMPFW_B01_EDTB_BASE (BPMPFW_B01_BASE + SZ_1M - 0) // Top BPMPFW carveout minus EMC DTB size.
#define BPMPFW_B01_ADTB_BASE (BPMPFW_B01_BASE + 0x26008) // Attached BPMP-FW DTB address.
#define SC7EXIT_B01_BASE (BPMPFW_B01_HEAP_BASE - SZ_4K) // 4KB before BPMP heap.
// BPMP-FW defines. Offsets are 0xD8 below real main binary.
#define BPMPFW_B01_DTB_ADDR (BPMPFW_B01_BASE + 0x14) // u32. DTB address if not attached.
#define BPMPFW_B01_CC_INIT_OP (BPMPFW_B01_BASE + 0x17324) // u8. Initial table training OP. 0: OP_SWITCH, 1: OP_TRAIN, 2: OP_TRAIN_SWITCH. Default: OP_TRAIN.
#define BPMPFW_B01_LOGLEVEL (BPMPFW_B01_BASE + 0x2547C) // u32. Log level. Default 3.
#define BPMPFW_B01_LOGLEVEL (BPMPFW_B01_BASE + 0x2547C) // u32. Log level. Default 3.
#define BPMPFW_B01_CC_PT_TIME (BPMPFW_B01_BASE + 0x25644) // u32. Periodic training period (in ms). Default 100 ms.
#define BPMPFW_B01_CC_DEBUG (BPMPFW_B01_BASE + 0x257F8) // u32. EMC Clock Change debug mask. Default: 0x50000101.
// BPMP-FW attached DTB defines. Can be generalized.
#define BPMPFW_B01_DTB_EMC_ENTRIES 4
#define BPMPFW_B01_DTB_SERIAL_PORT_VAL (BPMPFW_B01_ADTB_BASE + 0x5B) // u8. DTB UART port offset. 0: Disabled.
#define BPMPFW_B01_DTB_SET_SERIAL_PORT(port) (*(u8 *)BPMPFW_B01_DTB_SERIAL_PORT_VAL = port)
#define BPMPFW_B01_DTB_EMC_TBL_OFF (BPMPFW_B01_ADTB_BASE + 0xA0)
#define BPMPFW_B01_DTB_EMC_TBL_SZ 0x1120
#define BPMPFW_B01_DTB_EMC_NAME_VAL 0xA
#define BPMPFW_B01_DTB_EMC_ENABLE_OFF 0x20
#define BPMPFW_B01_DTB_EMC_VALUES_OFF 0x4C
#define BPMPFW_B01_DTB_EMC_FREQ_VAL 0x8C
#define BPMPFW_B01_DTB_EMC_OPT_VAL 0xEDC
#define BPMPFW_B01_DTB_EMC_TBL_START(idx) (BPMPFW_B01_DTB_EMC_TBL_OFF + BPMPFW_B01_DTB_EMC_TBL_SZ * (idx))
#define BPMPFW_B01_DTB_EMC_TBL_SET_VAL(idx, off, val) (*(u32 *)(BPMPFW_B01_DTB_EMC_TBL_START(idx) + (off)) = (val))
#define BPMPFW_B01_DTB_EMC_TBL_SET_FREQ(idx, freq) (*(u32 *)(BPMPFW_B01_DTB_EMC_TBL_START(idx) + BPMPFW_B01_DTB_EMC_FREQ_VAL) = (freq))
#define BPMPFW_B01_DTB_EMC_TBL_SET_OPTC(idx, opt) (*(u32 *)(BPMPFW_B01_DTB_EMC_TBL_START(idx) + BPMPFW_B01_DTB_EMC_OPT_VAL) = (opt))
#define BPMPFW_B01_DTB_EMC_TBL_SET_NAME(idx, name) (strcpy((char *)(BPMPFW_B01_DTB_EMC_TBL_START(idx) + BPMPFW_B01_DTB_EMC_NAME_VAL), (name)))
#define BPMPFW_B01_DTB_EMC_TBL_ENABLE(idx) (*(char *)(BPMPFW_B01_DTB_EMC_TBL_START(idx) + BPMPFW_B01_DTB_EMC_ENABLE_OFF) = 'n')
#define BPMPFW_B01_DTB_EMC_TBL_OFFSET(idx) ((void *)(BPMPFW_B01_DTB_EMC_TBL_START(idx) + BPMPFW_B01_DTB_EMC_VALUES_OFF))
// MTC table defines for T210B01.
#define BPMPFW_B01_MTC_TABLE_BASE 0xA0000000
#define BPMPFW_B01_MTC_FREQ_TABLE_SIZE 4300
#define BPMPFW_B01_MTC_TABLE_SIZE (BPMPFW_B01_MTC_FREQ_TABLE_SIZE * 3)
#define BPMPFW_B01_MTC_TABLE(idx) (BPMPFW_B01_MTC_TABLE_BASE + BPMPFW_B01_MTC_TABLE_SIZE * (idx))
#define BPMPFW_B01_MTC_TABLE_OFFSET(idx, fidx) ((void *)(BPMPFW_B01_MTC_TABLE(idx) + BPMPFW_B01_MTC_FREQ_TABLE_SIZE * (fidx)))
// BL31 Enable IRAM based config.
#define BL31_IRAM_PARAMS 0x4D415249 // "IRAM".
#define BL31_EXTRA_FEATURES_ENABLE 0x52545845 // "EXTR".
// BL31 Flags.
#define FLAGS_PMC_NON_SECURE BIT(0)
#define FLAGS_SC7_NO_BASE_RESTRICTION BIT(1)
// BL31 config.
#define PARAM_EP 1
#define PARAM_BL31 3
#define PARAM_EP_SECURE 0
#define PARAM_EP_NON_SECURE 1
#define VERSION_1 1
#define SPSR_EL2T BIT(3)
// BL33 config.
#define BL33_LOAD_BASE 0xAA000000 // DTB is loaded at 0xA8000000, so 32MB above.
#define BL33_ENV_BASE (BL33_LOAD_BASE - SZ_256K) // Before BL33_LOAD_BASE.
#define BL33_ENV_MAGIC_OFFSET (BL33_ENV_BASE - 4)
#define BL33_ENV_MAGIC 0x33334C42
#define BL33_DTB_OFFSET (BL33_LOAD_BASE + 0x10) // After code end.
#define BL33_DTB_BASE (BL33_LOAD_BASE + *(u32 *)BL33_DTB_OFFSET)
#define BL33_DTB_UART_STATUS 0x1C94
#define BL33_DTB_UART_STS_OF 0x12C
#define BL33_DTB_STDOUT_PATH 0x3F34
#define BL33_DTB_STDERR_PATH 0x3F54
#define BL33_DTB_SET_UART_STATUS(port) (strcpy((char *)(BL33_DTB_BASE + BL33_DTB_UART_STATUS + (port - 1) * BL33_DTB_UART_STS_OF), "okay"))
#define BL33_DTB_SET_STDOUT_PATH(path) (strcpy((char *)(BL33_DTB_BASE + BL33_DTB_STDOUT_PATH), (path)))
#define BL33_DTB_SET_STDERR_PATH(path) (strcpy((char *)(BL33_DTB_BASE + BL33_DTB_STDERR_PATH), (path)))
// Misc.
#define DTB_MAGIC 0xEDFE0DD0 // D00DFEED.
#define FALCON_DMA_PAGE_SIZE 0x100
#define ACR_GSC3_ENABLE_MAGIC 0xC0EDBBCC
#define SOC_ID_T210 0x210
#define SOC_ID_T210B01 0x214
#define SKU_NX 0x83
#define HDCP22 2
typedef struct _tsec_init_t {
u32 sku;
u32 hdcp;
u32 soc;
} tsec_init_t;
typedef struct _param_header {
u8 type; // type of the structure.
u8 version; // version of this structure.
u16 size; // size of this structure in bytes.
u32 attr; // attributes: unused bits SBZ.
} param_header_t;
typedef struct _aapcs64_params {
u64 x0;
u64 x1;
u64 x2;
u64 x3;
u64 x4;
u64 x5;
u64 x6;
u64 x7;
} aapcs64_params_t;
typedef struct _entry_point_info {
param_header_t hdr;
u64 pc;
u32 spsr;
u32 align0; // Alignment to u64 for the above member.
aapcs64_params_t args;
} entry_point_info_t;
typedef struct _image_info {
param_header_t hdr;
u64 image_base; // physical address of base of image.
u32 image_size; // bytes read from image file.
u32 image_max_size;
} image_info_t;
typedef struct _bl_v1_params {
param_header_t hdr;
u64 bl31_image_info;
u64 bl32_ep_info;
u64 bl32_image_info;
u64 bl33_ep_info;
u64 bl33_image_info;
} bl_v1_params_t;
typedef struct _plat_params_from_bl2 {
// TZDRAM.
u64 tzdram_size;
u64 tzdram_base;
s32 uart_id; // UART port ID.
s32 l2_ecc_parity_prot_dis; // L2 ECC parity protection disable flag.
u64 boot_profiler_shmem_base; // SHMEM base address for storing the boot logs.
// SC7-Entry firmware.
u64 sc7entry_fw_size;
u64 sc7entry_fw_base;
s32 enable_ccplex_lock_step; // Enable dual execution.
// Enable below features.
s32 enable_extra_features;
// MTC table.
u64 emc_table_size;
u64 emc_table_base;
// Initial R2P payload.
u64 r2p_payload_size;
u64 r2p_payload_base;
u64 flags; // Platform flags.
} plat_params_from_bl2_t;
typedef struct _l4t_fw_t
{
u32 addr;
char *name;
} l4t_fw_t;
typedef struct _l4t_ctxt_t
{
char *path;
char *ram_oc_txt;
int ram_oc_freq;
int ram_oc_vdd2;
int ram_oc_vddq;
int ram_oc_opt;
u32 serial_port;
u32 sc7entry_size;
emc_table_t *mtc_table;
} l4t_ctxt_t;
#define DRAM_VDD2_OC_MIN_VOLTAGE 1050
#define DRAM_VDD2_OC_MAX_VOLTAGE 1175
#define DRAM_VDD2Q_OC_MAX_VOLTAGE 1237
#define DRAM_VDDQ_OC_MIN_VOLTAGE 550
#define DRAM_VDDQ_OC_MAX_VOLTAGE 650
#define DRAM_T210B01_TBL_MAX_FREQ 1600000
//! TODO: Update on dram config changes.
static const u8 mtc_table_idx_t210b01[] = {
/* 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 */
-1, -1, -1, 7, -1, 7, 7, -1, 0, 1, 2, 3, 0, 1, 2, 3, -1, 4, 5, 4, 8, 8, 8, 5, 4, 6, 6, 6, 5, 9, 9, 9, 10, 10, 10
};
static const l4t_fw_t l4t_fw[] = {
{ TZDRAM_BASE, "bl31.bin" },
{ BL33_LOAD_BASE, "bl33.bin" },
{ SC7ENTRY_BASE, "sc7entry.bin" },
{ SC7EXIT_BASE, "sc7exit.bin" },
{ SC7EXIT_B01_BASE, "sc7exit_b01.bin" },
{ BPMPFW_BASE, "bpmpfw.bin" },
{ BPMPFW_B01_BASE, "bpmpfw_b01.bin" },
{ BPMPFW_B01_MTC_TABLE_BASE, "mtc_tbl_b01.bin" },
};
enum {
BL31_FW = 0,
BL33_FW = 1,
SC7ENTRY_FW = 2,
SC7EXIT_FW = 3,
SC7EXIT_B01_FW = 4,
BPMPFW_FW = 5,
BPMPFW_B01_FW = 6,
BPMPFW_B01_MTC_TBL = 7
};
static void _l4t_crit_error(const char *text, bool needs_update)
{
gfx_con.mute = false;
gfx_printf("%kL4T Error: %s!%sFailed to launch L4T!\n%k",
TXT_CLR_ERROR, text, needs_update ? "\nUpdate bootloader folder!\n\n" : "\n\n", TXT_CLR_DEFAULT);
}
char *sd_path;
u32 sd_path_len;
static int _l4t_sd_load(u32 idx)
{
FIL fp;
void *load_address = (void *)l4t_fw[idx].addr;
if (idx == SC7EXIT_B01_FW)
load_address -= sizeof(u32);
strcpy(sd_path + sd_path_len, l4t_fw[idx].name);
if (f_open(&fp, sd_path, FA_READ) != FR_OK)
return 0;
u32 size = f_size(&fp);
if (f_read(&fp, load_address, size, NULL) != FR_OK)
size = 0;
f_close(&fp);
u32 rev = *(u32 *)(load_address + size - sizeof(u32));
if (idx >= SC7ENTRY_FW && rev != L4T_FIRMWARE_REV)
return 0;
return size;
}
static void _l4t_sdram_lp0_save_params(bool t210b01)
{
struct tegra_pmc_regs *pmc = (struct tegra_pmc_regs *)PMC_BASE;
#define _REG_S(base, off) *(u32 *)((base) + (off))
#define MC_S(off) _REG_S(MC_BASE, off)
#define pack(src, src_bits, dst, dst_bits) { \
u32 mask = 0xffffffff >> (31 - ((1 ? src_bits) - (0 ? src_bits))); \
dst &= ~(mask << (0 ? dst_bits)); \
dst |= ((src >> (0 ? src_bits)) & mask) << (0 ? dst_bits); }
#define s(param, src_bits, pmcreg, dst_bits) \
pack(MC_S(param), src_bits, pmc->pmcreg, dst_bits)
// 32 bits version of s macro.
#define s32(param, pmcreg) pmc->pmcreg = MC_S(param)
// Only save changed carveout registers into PMC for SC7 Exit.
// VPR.
s(MC_VIDEO_PROTECT_BOM, 31:20, secure_scratch52, 26:15);
s(MC_VIDEO_PROTECT_SIZE_MB, 11:0, secure_scratch53, 11:0);
if (!t210b01) {
s(MC_VIDEO_PROTECT_REG_CTRL, 1:0, secure_scratch13, 31:30);
} else {
s(MC_VIDEO_PROTECT_REG_CTRL, 1:0, secure_scratch14, 31:30);
}
// TZD.
s(MC_SEC_CARVEOUT_BOM, 31:20, secure_scratch53, 23:12);
s(MC_SEC_CARVEOUT_SIZE_MB, 11:0, secure_scratch54, 11:0);
if (!t210b01) {
s(MC_SEC_CARVEOUT_REG_CTRL, 0:0, secure_scratch18, 30:30);
} else {
s(MC_SEC_CARVEOUT_REG_CTRL, 0:0, secure_scratch19, 29:29);
}
// NVDEC or SECFW.
s(MC_SECURITY_CARVEOUT1_BOM, 31:17, secure_scratch50, 29:15);
s(MC_SECURITY_CARVEOUT1_SIZE_128KB, 11:0, secure_scratch57, 11:0);
s32(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS0, secure_scratch59);
s32(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS1, secure_scratch60);
s32(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS2, secure_scratch61);
s32(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS3, secure_scratch62);
if (!t210b01)
{
s(MC_SECURITY_CARVEOUT1_CFG0, 2:0, secure_scratch56, 27:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 6:3, secure_scratch41, 28:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 13:7, secure_scratch42, 31:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 17:14, secure_scratch43, 28:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 21:18, secure_scratch44, 28:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 25:22, secure_scratch56, 31:28);
s(MC_SECURITY_CARVEOUT1_CFG0, 26:26, secure_scratch57, 24:24);
}
else
{
s(MC_SECURITY_CARVEOUT1_CFG0, 1:0, secure_scratch56, 31:30);
s(MC_SECURITY_CARVEOUT1_CFG0, 2:2, secure_scratch57, 24:24);
s(MC_SECURITY_CARVEOUT1_CFG0, 6:3, secure_scratch42, 28:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 10:7, secure_scratch43, 28:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 13:11, secure_scratch42, 31:29);
s(MC_SECURITY_CARVEOUT1_CFG0, 17:14, secure_scratch44, 28:25);
s(MC_SECURITY_CARVEOUT1_CFG0, 21:18, secure_scratch47, 25:22);
s(MC_SECURITY_CARVEOUT1_CFG0, 26:22, secure_scratch57, 29:25);
}
// GPU FW.
s(MC_SECURITY_CARVEOUT2_BOM, 31:17, secure_scratch51, 29:15);
s(MC_SECURITY_CARVEOUT2_SIZE_128KB, 11:0, secure_scratch56, 23:12);
if (!t210b01)
{
s(MC_SECURITY_CARVEOUT2_CFG0, 2:0, secure_scratch55, 27:25);
s(MC_SECURITY_CARVEOUT2_CFG0, 6:3, secure_scratch19, 31:28);
s(MC_SECURITY_CARVEOUT2_CFG0, 10:7, secure_scratch20, 31:28);
s(MC_SECURITY_CARVEOUT2_CFG0, 13:11, secure_scratch41, 31:29);
s(MC_SECURITY_CARVEOUT2_CFG0, 17:14, secure_scratch39, 30:27);
s(MC_SECURITY_CARVEOUT2_CFG0, 21:18, secure_scratch40, 30:27);
s(MC_SECURITY_CARVEOUT2_CFG0, 25:22, secure_scratch55, 31:28);
s(MC_SECURITY_CARVEOUT2_CFG0, 26:26, secure_scratch56, 24:24);
}
else
{
s(MC_SECURITY_CARVEOUT2_CFG0, 1:0, secure_scratch55, 31:30);
s(MC_SECURITY_CARVEOUT2_CFG0, 2:2, secure_scratch56, 24:24);
s(MC_SECURITY_CARVEOUT2_CFG0, 6:3, secure_scratch20, 31:28);
s(MC_SECURITY_CARVEOUT2_CFG0, 10:7, secure_scratch39, 30:27);
s(MC_SECURITY_CARVEOUT2_CFG0, 13:11, secure_scratch41, 31:29);
s(MC_SECURITY_CARVEOUT2_CFG0, 17:14, secure_scratch40, 30:27);
s(MC_SECURITY_CARVEOUT2_CFG0, 21:18, secure_scratch41, 28:25);
s(MC_SECURITY_CARVEOUT2_CFG0, 26:22, secure_scratch56, 29:25);
}
// GPU WPR.
s(MC_SECURITY_CARVEOUT3_BOM, 31:17, secure_scratch50, 14:0);
s(MC_SECURITY_CARVEOUT3_SIZE_128KB, 11:0, secure_scratch56, 11:0);
s32(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS2, secure_scratch71);
s32(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS4, secure_scratch73);
if (!t210b01)
{
s(MC_SECURITY_CARVEOUT3_CFG0, 2:0, secure_scratch57, 27:25);
s(MC_SECURITY_CARVEOUT3_CFG0, 10:3, secure_scratch47, 29:22);
s(MC_SECURITY_CARVEOUT3_CFG0, 13:11, secure_scratch43, 31:29);
s(MC_SECURITY_CARVEOUT3_CFG0, 21:14, secure_scratch48, 29:22);
s(MC_SECURITY_CARVEOUT3_CFG0, 25:22, secure_scratch57, 31:28);
s(MC_SECURITY_CARVEOUT3_CFG0, 26:26, secure_scratch58, 0:0);
}
else
{
s(MC_SECURITY_CARVEOUT3_CFG0, 1:0, secure_scratch57, 31:30);
s(MC_SECURITY_CARVEOUT3_CFG0, 2:2, secure_scratch58, 0:0);
s(MC_SECURITY_CARVEOUT3_CFG0, 6:3, secure_scratch47, 29:26);
s(MC_SECURITY_CARVEOUT3_CFG0, 10:7, secure_scratch48, 25:22);
s(MC_SECURITY_CARVEOUT3_CFG0, 13:11, secure_scratch43, 31:29);
s(MC_SECURITY_CARVEOUT3_CFG0, 17:14, secure_scratch48, 29:26);
s(MC_SECURITY_CARVEOUT3_CFG0, 21:18, secure_scratch52, 30:27);
s(MC_SECURITY_CARVEOUT3_CFG0, 26:22, secure_scratch58, 5:1);
}
// TSECA.
s(MC_SECURITY_CARVEOUT4_BOM, 31:17, secure_scratch51, 14:0);
s(MC_SECURITY_CARVEOUT4_SIZE_128KB, 11:0, secure_scratch55, 23:12);
s(MC_SECURITY_CARVEOUT4_CFG0, 26:0, secure_scratch39, 26:0);
// TSECB.
s(MC_SECURITY_CARVEOUT5_BOM, 31:17, secure_scratch52, 14:0);
s(MC_SECURITY_CARVEOUT5_SIZE_128KB, 11:0, secure_scratch57, 23:12);
s(MC_SECURITY_CARVEOUT5_CFG0, 26:0, secure_scratch40, 26:0);
}
static void _l4t_mc_config_carveout(bool t210b01)
{
// Disabled VPR carveout. DT decides if enabled or not.
MC(MC_VIDEO_PROTECT_BOM) = 0xFFF00000;
MC(MC_VIDEO_PROTECT_SIZE_MB) = 0;
MC(MC_VIDEO_PROTECT_REG_CTRL) = VPR_CTRL_TZ_SECURE | VPR_CTRL_LOCKED;
// Temporarily disable TZDRAM carveout. For launching coldboot TZ.
MC(MC_SEC_CARVEOUT_BOM) = 0xFFF00000;
MC(MC_SEC_CARVEOUT_SIZE_MB) = 0;
MC(MC_SEC_CARVEOUT_REG_CTRL) = 0;
// Print real one, not temp disabled.
UPRINTF("TZD: TZDRAM Carveout: %08X - %08X\n", TZDRAM_BASE, TZDRAM_BASE - 1 + TZDRAM_SIZE);
// Configure generalized security carveouts.
u32 carveout_base = TZDRAM_BASE - SZ_1M; // Always leave space for Secure Firmware.
#if CARVEOUT_NVDEC_TSEC_ENABLE
// Set NVDEC keyslot sticky bits.
clock_enable_nvdec();
clock_enable_nvjpg();
NVDEC(NVDEC_SA_KEYSLOT_GLOBAL_RW) = 0xFFFF; // Read disable.
NVDEC(NVDEC_SA_KEYSLOT_TZ) = 0xFFFFFFFF; // TZ enable.
NVDEC(NVDEC_SA_KEYSLOT_FALCON) = 0; // Falcon disable.
NVDEC(NVDEC_SA_KEYSLOT_OTF) = 0; // OTF disable.
NVDEC(NVDEC_VPR_ALL_OTF_GOTO_VPR) = 1; // Enable.
clock_disable_nvjpg();
clock_disable_nvdec();
// Set NVDEC carveout. Only for NVDEC bl/prod.
carveout_base -= ALIGN(CARVEOUT_NVDEC_SIZE, SZ_1M);
MC(MC_SECURITY_CARVEOUT1_BOM) = carveout_base;
MC(MC_SECURITY_CARVEOUT1_BOM_HI) = 0;
MC(MC_SECURITY_CARVEOUT1_SIZE_128KB) = CARVEOUT_NVDEC_SIZE / SZ_128K;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS2) = SEC_CARVEOUT_CA2_R_TSEC | SEC_CARVEOUT_CA2_W_TSEC;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS3) = SEC_CARVEOUT_CA3_R_NVDEC | SEC_CARVEOUT_CA3_W_NVDEC;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT1_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
SEC_CARVEOUT_CFG_RD_SEC |
SEC_CARVEOUT_CFG_RD_FALCON_LS |
SEC_CARVEOUT_CFG_RD_FALCON_HS |
SEC_CARVEOUT_CFG_WR_FALCON_HS |
SEC_CARVEOUT_CFG_APERTURE_ID(1) |
SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH;
UPRINTF("GSC1: NVDEC Carveout: %08X - %08X\n",
MC(MC_SECURITY_CARVEOUT1_BOM), MC(MC_SECURITY_CARVEOUT1_BOM) + MC(MC_SECURITY_CARVEOUT1_SIZE_128KB) * SZ_128K);
#elif CARVEOUT_SECFW_ENABLE
// Flush data to ram.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY, false);
// Set SC7-Entry/SC7-Exit/R2P/MTC Table or SC7-Exit/BPMP-FW carveout. Only BPMP, CCPLEX and AHB have R/W access.
MC(MC_SECURITY_CARVEOUT1_BOM) = carveout_base;
MC(MC_SECURITY_CARVEOUT1_BOM_HI) = 0;
MC(MC_SECURITY_CARVEOUT1_SIZE_128KB) = CARVEOUT_SECFW_SIZE / SZ_128K;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS0) = SEC_CARVEOUT_CA0_R_BPMP_C |
SEC_CARVEOUT_CA0_R_PPCSAHBSLV;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS1) = SEC_CARVEOUT_CA1_W_BPMP_C |
SEC_CARVEOUT_CA1_R_CCPLEX_C |
SEC_CARVEOUT_CA1_R_CCPLEXLP_C |
SEC_CARVEOUT_CA1_W_CCPLEX_C |
SEC_CARVEOUT_CA1_W_CCPLEXLP_C |
SEC_CARVEOUT_CA1_W_PPCSAHBSLV;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS2) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT1_CFG0) = SEC_CARVEOUT_CFG_RD_NS |
SEC_CARVEOUT_CFG_WR_NS |
SEC_CARVEOUT_CFG_LOCKED;
UPRINTF("GSC1: SECFW Carveout: %08X - %08X\n",
MC(MC_SECURITY_CARVEOUT1_BOM), MC(MC_SECURITY_CARVEOUT1_BOM) + MC(MC_SECURITY_CARVEOUT1_SIZE_128KB) * SZ_128K);
#endif
// Set GPU FW WPR carveout. Same value is used for GPU WPR carveout calculation if not full TOS.
carveout_base -= ALIGN(CARVEOUT_GPUFW_SIZE, SZ_1M);
// Sanitize it and enable GSC3 for ACR.
memset((void *)carveout_base, 0, CARVEOUT_GPUFW_SIZE);
*(u32 *)(carveout_base + CARVEOUT_GPUFW_SIZE - sizeof(u32)) = ACR_GSC3_ENABLE_MAGIC;
tsec_init_t *tsec_init = (tsec_init_t *)(carveout_base + CARVEOUT_GPUFW_SIZE - FALCON_DMA_PAGE_SIZE);
// Set TSEC init info.
tsec_init->sku = SKU_NX;
tsec_init->hdcp = HDCP22;
tsec_init->soc = t210b01 ? SOC_ID_T210B01 : SOC_ID_T210;
// Flush data to ram.
bpmp_mmu_maintenance(BPMP_MMU_MAINT_INVALID_WAY, false);
// Set carveout config.
MC(MC_SECURITY_CARVEOUT2_BOM) = carveout_base;
MC(MC_SECURITY_CARVEOUT2_BOM_HI) = 0;
MC(MC_SECURITY_CARVEOUT2_SIZE_128KB) = CARVEOUT_GPUFW_SIZE / SZ_128K;
MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS2) = SEC_CARVEOUT_CA2_R_GPU | SEC_CARVEOUT_CA2_W_GPU | SEC_CARVEOUT_CA2_R_TSEC;
MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_ACCESS4) = SEC_CARVEOUT_CA4_R_GPU2 | SEC_CARVEOUT_CA4_W_GPU2;
MC(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT2_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT2_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
SEC_CARVEOUT_CFG_RD_NS |
SEC_CARVEOUT_CFG_RD_SEC |
SEC_CARVEOUT_CFG_RD_FALCON_LS |
SEC_CARVEOUT_CFG_RD_FALCON_HS |
SEC_CARVEOUT_CFG_WR_FALCON_LS |
SEC_CARVEOUT_CFG_WR_FALCON_HS |
SEC_CARVEOUT_CFG_APERTURE_ID(2) |
SEC_CARVEOUT_CFG_SEND_CFG_TO_GPU |
SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH; // SEC_CARVEOUT_CFG_IS_WPR is set from GPU.
UPRINTF("GSC2: GPUFW Carveout: %08X - %08X\n",
MC(MC_SECURITY_CARVEOUT2_BOM), MC(MC_SECURITY_CARVEOUT2_BOM) + MC(MC_SECURITY_CARVEOUT2_SIZE_128KB) * SZ_128K);
// Set GPU WPR carveout.
#if CARVEOUT_NVDEC_TSEC_ENABLE
carveout_base -= ALIGN(CARVEOUT_GPUWPR_SIZE, SZ_1M);
MC(MC_SECURITY_CARVEOUT3_BOM) = carveout_base;
#else
MC(MC_SECURITY_CARVEOUT3_BOM) = carveout_base + CARVEOUT_GPUFW_SIZE;
#endif
MC(MC_SECURITY_CARVEOUT3_BOM_HI) = 0x0;
MC(MC_SECURITY_CARVEOUT3_SIZE_128KB) = CARVEOUT_GPUWPR_SIZE / SZ_128K;
MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS2) = 0; // HOS: SEC_CARVEOUT_CA2_R_GPU | SEC_CARVEOUT_CA2_W_GPU
MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_ACCESS4) = 0; // HOS: SEC_CARVEOUT_CA4_R_GPU2 | SEC_CARVEOUT_CA4_W_GPU2
MC(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS0) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS1) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS2) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT3_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT3_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
SEC_CARVEOUT_CFG_UNTRANSLATED_ONLY |
SEC_CARVEOUT_CFG_RD_NS |
SEC_CARVEOUT_CFG_RD_SEC |
SEC_CARVEOUT_CFG_RD_FALCON_LS |
SEC_CARVEOUT_CFG_RD_FALCON_HS |
SEC_CARVEOUT_CFG_WR_FALCON_LS |
SEC_CARVEOUT_CFG_WR_FALCON_HS |
SEC_CARVEOUT_CFG_APERTURE_ID(3) |
SEC_CARVEOUT_CFG_SEND_CFG_TO_GPU |
SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH; // SEC_CARVEOUT_CFG_IS_WPR is set from GPU.
UPRINTF("GSC3: GPUW2 Carveout: %08X - %08X\n",
MC(MC_SECURITY_CARVEOUT3_BOM), MC(MC_SECURITY_CARVEOUT3_BOM) + MC(MC_SECURITY_CARVEOUT3_SIZE_128KB) * SZ_128K);
/*
* Set TSECA/B carveout. Only for NVDEC bl/prod and TSEC.
*
* Otherwise disabled.
*
* With HOS SC7-Exit fw, it gets set to disallow RAM access for BPMP. But TZ can change it.
* We lock the carveout and save it in restore scratch registers so SC7-Exit can't touch it.
*/
carveout_base -= CARVEOUT_NVDEC_TSEC_ENABLE ? ALIGN(CARVEOUT_TSEC_SIZE, SZ_1M) : 0;
MC(MC_SECURITY_CARVEOUT4_BOM) = CARVEOUT_NVDEC_TSEC_ENABLE ? carveout_base : 0;
MC(MC_SECURITY_CARVEOUT4_SIZE_128KB) = CARVEOUT_NVDEC_TSEC_ENABLE ? CARVEOUT_TSEC_SIZE / SZ_128K : 0;
MC(MC_SECURITY_CARVEOUT4_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
SEC_CARVEOUT_CFG_RD_FALCON_HS |
SEC_CARVEOUT_CFG_WR_FALCON_HS |
SEC_CARVEOUT_CFG_APERTURE_ID(4) |
SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH;
UPRINTF("GSC4: TSEC1 Carveout: %08X - %08X\n",
MC(MC_SECURITY_CARVEOUT4_BOM), MC(MC_SECURITY_CARVEOUT4_BOM) + MC(MC_SECURITY_CARVEOUT4_SIZE_128KB) * SZ_128K);
// Set TSECA carveout. Only for NVDEC bl/prod and TSEC. Otherwise disabled.
carveout_base -= CARVEOUT_NVDEC_TSEC_ENABLE ? ALIGN(CARVEOUT_TSEC_SIZE, SZ_1M) : 0;
MC(MC_SECURITY_CARVEOUT5_BOM) = CARVEOUT_NVDEC_TSEC_ENABLE ? carveout_base : 0;
MC(MC_SECURITY_CARVEOUT5_SIZE_128KB) = CARVEOUT_NVDEC_TSEC_ENABLE ? CARVEOUT_TSEC_SIZE / SZ_128K : 0;
MC(MC_SECURITY_CARVEOUT5_CFG0) = SEC_CARVEOUT_CFG_LOCKED |
SEC_CARVEOUT_CFG_RD_FALCON_HS |
SEC_CARVEOUT_CFG_WR_FALCON_HS |
SEC_CARVEOUT_CFG_APERTURE_ID(5) |
SEC_CARVEOUT_CFG_FORCE_APERTURE_ID_MATCH;
UPRINTF("GSC5: TSEC2 Carveout: %08X - %08X\n",
MC(MC_SECURITY_CARVEOUT5_BOM), MC(MC_SECURITY_CARVEOUT5_BOM) + MC(MC_SECURITY_CARVEOUT5_SIZE_128KB) * SZ_128K);
UPRINTF("DRAM Bank 0 TOP: %08X\n", carveout_base);
// Save carveouts to lp0 pmc registers.
_l4t_sdram_lp0_save_params(t210b01);
}
static void _l4t_late_hw_config(bool t210b01)
{
// Reset System Counters.
for (u32 i = 0; i < SYSCTR0_COUNTERS; i += sizeof(u32))
SYSCTR0(SYSCTR0_COUNTERS_BASE + i) = 0;
/*
* PMIC config scratch register
*
* bit00: active cluster slow
* bit01: Set: max77621/max77812. Unset: OVR/OVR2.
* bit02-07: unused
* bit08-15: pmic cpu i2c address
* bit16:23: pmic cpu i2c en reg
* bit24:31: pmic cpu i2c en val
*/
PMC(APBDEV_PMC_SCRATCH201) = BIT(1);
// Clear PLLM override for SC7.
PMC(APBDEV_PMC_PLLP_WB0_OVERRIDE) &= ~PMC_PLLP_WB0_OVERRIDE_PLLM_OVERRIDE_ENABLE;
// Set spare reg to 0xE0000 and clear everything else.
if (t210b01 && (SYSREG(AHB_AHB_SPARE_REG) & 0xE0000000) != 0xE0000000)
SYSREG(AHB_AHB_SPARE_REG) = 0xE0000 << 12;
// HDA loopback disable on prod.
PMC(APBDEV_PMC_STICKY_BITS) = PMC_STICKY_BITS_HDA_LPBK_DIS;
// Clear any MC error.
MC(MC_INTSTATUS) = MC(MC_INTSTATUS);
#if LOCK_PMC_REGISTERS
// Lock LP0 parameters and misc secure registers. Always happens on warmboot.
#if CARVEOUT_NVDEC_TSEC_ENABLE
pmc_scratch_lock(PMC_SEC_LOCK_CARVEOUTS_L4T | PMC_SEC_LOCK_SE_SRK);
#else
pmc_scratch_lock(PMC_SEC_LOCK_LP0_PARAMS | PMC_SEC_LOCK_MISC | PMC_SEC_LOCK_SE_SRK);
#endif
// Lock SE2 SRK and misc secure regs. Also lock writes on normal LP0 scratch regs.
if (t210b01)
pmc_scratch_lock(PMC_SEC_LOCK_MISC_B01 | PMC_SEC_LOCK_SE2_SRK_B01 | PMC_SEC_LOCK_LP0_PARAMS_B01);
#endif
}
static void _l4t_bpmpfw_b01_config(l4t_ctxt_t *ctxt)
{
char *ram_oc_txt = ctxt->ram_oc_txt;
u32 ram_oc_freq = ctxt->ram_oc_freq;
u32 ram_oc_opt = ctxt->ram_oc_opt;
u32 ram_id = fuse_read_dramid(true);
// Set default parameters.
*(u32 *)BPMPFW_B01_DTB_ADDR = 0;
*(u8 *)BPMPFW_B01_CC_INIT_OP = OP_TRAIN;
*(u32 *)BPMPFW_B01_CC_PT_TIME = 100;
#if DEBUG_LOG_BPMPFW
// Set default debug parameters.
*(u32 *)BPMPFW_B01_LOGLEVEL = 3;
*(u32 *)BPMPFW_B01_CC_DEBUG = 0x50000101;
// Set serial debug port.
if (*(u32 *)BPMPFW_B01_ADTB_BASE == DTB_MAGIC)
BPMPFW_B01_DTB_SET_SERIAL_PORT(ctxt->serial_port);
#endif
// Set and copy MTC tables.
u32 mtc_idx = mtc_table_idx_t210b01[ram_id];
for (u32 i = 0; i < 3; i++)
{
minerva_sdmmc_la_program(BPMPFW_B01_MTC_TABLE_OFFSET(mtc_idx, i), true);
memcpy(BPMPFW_B01_DTB_EMC_TBL_OFFSET(i), BPMPFW_B01_MTC_TABLE_OFFSET(mtc_idx, i), BPMPFW_B01_MTC_FREQ_TABLE_SIZE);
}
// Always use Arachne Register Cell (ARC) for setting rated frequencies if no ram_oc is defined.
if (!ram_oc_freq)
{
if (ram_id >= LPDDR4X_IOWA_4GB_SAMSUNG_K4U6E3S4AM_MGCJ &&
ram_id <= LPDDR4X_HOAG_4GB_MICRON_MT53E512M32D2NP_046_WTE)
{
ram_oc_txt = "1866000";
ram_oc_freq = 1866000;
}
else
{
ram_oc_txt = "2133000";
ram_oc_freq = 2133000;
}
}
// Set DRAM voltage.
if (ctxt->ram_oc_vdd2)
max7762x_regulator_set_voltage(REGULATOR_SD1, ctxt->ram_oc_vdd2 * 1000);
if (ctxt->ram_oc_vddq)
max7762x_regulator_set_voltage(REGULATOR_RAM0, ctxt->ram_oc_vddq * 1000);
// A frequency of lower or equal with stock max will skip ARC.
if (ram_oc_freq > DRAM_T210B01_TBL_MAX_FREQ)
{
// Final table.
const u32 tbl_idx = BPMPFW_B01_DTB_EMC_ENTRIES - 1;
// Copy table and prep it for Arachne.
memcpy(BPMPFW_B01_DTB_EMC_TBL_OFFSET(tbl_idx), BPMPFW_B01_MTC_TABLE_OFFSET(mtc_idx, 2), BPMPFW_B01_MTC_FREQ_TABLE_SIZE);
BPMPFW_B01_DTB_EMC_TBL_SET_NAME(tbl_idx, ram_oc_txt);
BPMPFW_B01_DTB_EMC_TBL_SET_FREQ(tbl_idx, ram_oc_freq);
BPMPFW_B01_DTB_EMC_TBL_SET_OPTC(tbl_idx, ram_oc_opt);
// Enable table.
BPMPFW_B01_DTB_EMC_TBL_ENABLE(tbl_idx);
UPRINTF("RAM Frequency set to: %d KHz. Voltage: %d mV\n", ram_oc_freq, ctxt->ram_oc_vdd2);
}
// Save BPMP-FW entrypoint for TZ.
PMC(APBDEV_PMC_SCRATCH39) = BPMPFW_B01_ENTRYPOINT;
PMC(APBDEV_PMC_SCRATCH_WRITE_DISABLE1) |= BIT(15);
}
static int _l4t_sc7_exit_config(bool t210b01)
{
if (!t210b01)
{
// Apply Nintendo Switch (2017) RSA modulus to SC7-Exit firmware.
emmc_initialize(false);
pkg1_warmboot_rsa_mod(SC7EXIT_BASE);
emmc_end();
// Set SC7-Exit firmware address for bootrom to find.
PMC(APBDEV_PMC_SCRATCH1) = SC7EXIT_BASE;
}
else
{
launch_ctxt_t hos_ctxt = {0};
u32 fw_fuses = *(u32 *)(SC7EXIT_B01_BASE - sizeof(u32)); // Fuses count in front of actual firmware.
// Get latest SC7-Exit if needed and setup PA id.
if (!pkg1_warmboot_config(&hos_ctxt, 0, fw_fuses, 0))
{
gfx_con.mute = false;
gfx_wputs("\nFailed to match warmboot with fuses!\nIf you continue, sleep wont work!");
gfx_puts("\nPress POWER to continue.\nPress VOL to go to the menu.\n");
if (!(btn_wait() & BTN_POWER))
return 0;
}
// Copy loaded warmboot fw to address if from storage.
if (hos_ctxt.warmboot)
memcpy((void *)SC7EXIT_B01_BASE, hos_ctxt.warmboot, hos_ctxt.warmboot_size);
// Set SC7-Exit firmware address for bootrom to find.
PMC(APBDEV_PMC_SECURE_SCRATCH119) = SC7EXIT_B01_BASE;
PMC(APBDEV_PMC_SEC_DISABLE8) |= BIT(30);
}
return 1;
}
static void _l4t_bl33_cfg_set_key(char *env, char *key, char *val)
{
strcat(env, key);
strcat(env, "=");
strcat(env, val);
strcat(env, "\n");
}
static void _l4t_set_config(l4t_ctxt_t *ctxt, const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b01)
{
char *bl33_env = (char *)BL33_ENV_BASE;
bl33_env[0] = '\0';
char val[4] = {0};
// Parse ini section and prepare BL33 env.
LIST_FOREACH_ENTRY(ini_kv_t, kv, &ini_sec->kvs, link)
{
if (!strcmp("boot_prefixes", kv->key))
ctxt->path = kv->val;
else if (!strcmp("ram_oc", kv->key))
{
ctxt->ram_oc_txt = kv->val;
ctxt->ram_oc_freq = atoi(kv->val);
}
else if (!strcmp("ram_oc_vdd2", kv->key))
{
ctxt->ram_oc_vdd2 = atoi(kv->val);
if (t210b01 && ctxt->ram_oc_vdd2 > DRAM_VDD2_OC_MAX_VOLTAGE)
ctxt->ram_oc_vdd2 = DRAM_VDD2_OC_MAX_VOLTAGE;
else if (!t210b01 && ctxt->ram_oc_vdd2 > DRAM_VDD2Q_OC_MAX_VOLTAGE)
ctxt->ram_oc_vdd2 = DRAM_VDD2Q_OC_MAX_VOLTAGE;
else if (ctxt->ram_oc_vdd2 < DRAM_VDD2_OC_MIN_VOLTAGE)
ctxt->ram_oc_vdd2 = DRAM_VDD2_OC_MIN_VOLTAGE;
}
else if (!strcmp("ram_oc_vddq", kv->key))
{
ctxt->ram_oc_vddq = atoi(kv->val);
if (ctxt->ram_oc_vddq > DRAM_VDDQ_OC_MAX_VOLTAGE)
ctxt->ram_oc_vddq = DRAM_VDDQ_OC_MAX_VOLTAGE;
else if (ctxt->ram_oc_vddq < DRAM_VDDQ_OC_MIN_VOLTAGE)
ctxt->ram_oc_vddq = 0;
}
else if (!strcmp("ram_oc_opt", kv->key))
ctxt->ram_oc_opt = atoi(kv->val);
else if (!strcmp("uart_port", kv->key))
ctxt->serial_port = atoi(kv->val);
// Set key/val to BL33 env.
_l4t_bl33_cfg_set_key(bl33_env, kv->key, kv->val);
}
#ifdef DEBUG_UART_PORT
// Override port if bootloader UART debug is enabled.
ctxt->serial_port = DEBUG_UART_PORT + 1;
#endif
// Set r2p parameters.
if (entry_idx >= 10)
{
val[0] = '1';
val[1] = '0' + (entry_idx % 10);
}
else
val[0] = '0' + entry_idx;
_l4t_bl33_cfg_set_key(bl33_env, "autoboot", val);
// NULL terminate at single char for the next env sets.
val[1] = 0;
val[0] = '0' + is_list;
_l4t_bl33_cfg_set_key(bl33_env, "autoboot_list", val);
val[0] = '0' + L4T_LOADER_API_REV;
_l4t_bl33_cfg_set_key(bl33_env, "loader_rev", val);
// Enable BL33 memory env import.
*(u32 *)(BL33_ENV_MAGIC_OFFSET) = BL33_ENV_MAGIC;
// Set boot path.
sd_path = (char *)malloc(512);
sd_path_len = strlen(ctxt->path);
strcpy(sd_path, ctxt->path);
}
void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b01)
{
l4t_ctxt_t ctxt = {0};
bl_v1_params_t bl_v1_params = {0};
plat_params_from_bl2_t plat_params = {0};
entry_point_info_t bl33_ep_info = {0};
gfx_con_setpos(0, 0);
// Parse config.
_l4t_set_config(&ctxt, ini_sec, entry_idx, is_list, t210b01);
if (!ctxt.path)
{
_l4t_crit_error("Path missing", false);
return;
}
// Get MTC table.
ctxt.mtc_table = minerva_get_mtc_table();
if (!t210b01 && !ctxt.mtc_table)
{
_l4t_crit_error("Minerva missing", true);
return;
}
// Load BL31 (ATF/TrustZone fw).
if (!_l4t_sd_load(BL31_FW))
{
_l4t_crit_error("BL31 missing", false);
return;
}
// Load BL33 (U-BOOT/CBOOT).
if (!_l4t_sd_load(BL33_FW))
{
_l4t_crit_error("BL33 missing", false);
return;
}
// Set firmware path.
strcpy(sd_path, "bootloader/sys/l4t/");
sd_path_len = strlen(sd_path);
if (!t210b01)
{
// Load SC7-Entry firmware.
ctxt.sc7entry_size = _l4t_sd_load(SC7ENTRY_FW);
if (!ctxt.sc7entry_size)
{
_l4t_crit_error("loading SC7-Entry", true);
return;
}
// Load BPMP-FW. Does power management.
if (!_l4t_sd_load(BPMPFW_FW))
{
_l4t_crit_error("loading BPMP-FW", true);
return;
}
}
else
{
// Load BPMP-FW. Manages SC7-Entry also.
if (!_l4t_sd_load(BPMPFW_B01_FW))
{
_l4t_crit_error("loading BPMP-FW", true);
return;
}
// Load BPMP-FW MTC table.
if (!_l4t_sd_load(BPMPFW_B01_MTC_TBL))
{
_l4t_crit_error("loading BPMP-FW MTC", true);
return;
}
}
// Load SC7-Exit firmware.
if (!_l4t_sd_load(!t210b01 ? SC7EXIT_FW : SC7EXIT_B01_FW))
{
_l4t_crit_error("loading SC7-Exit", true);
return;
}
// Set SC7-Exit firmware address to PMC for bootrom and do further setup.
if (!_l4t_sc7_exit_config(t210b01))
return;
// Done loading bootloaders/firmware.
sd_end();
// We don't need AHB aperture open.
mc_disable_ahb_redirect();
// Enable debug port.
if (ctxt.serial_port)
{
pinmux_config_uart(ctxt.serial_port - 1);
clock_enable_uart(ctxt.serial_port - 1);
}
// Restore UARTB/C TX pins to SPIO.
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
// Configure BL33 parameters.
if (*(u32 *)BL33_DTB_BASE == DTB_MAGIC)
{
// Defaults are for UARTA.
char *bl33_serial_port = NULL;
switch (ctxt.serial_port)
{
case 0: // Disable.
break;
case 1: // UARTA.
bl33_serial_port = "70006000";
break;
case 2: // UARTB.
bl33_serial_port = "70006040";
break;
case 3: // UARTC.
bl33_serial_port = "70006200";
break;
}
if (bl33_serial_port)
{
BL33_DTB_SET_STDOUT_PATH(bl33_serial_port);
BL33_DTB_SET_STDERR_PATH(bl33_serial_port);
BL33_DTB_SET_UART_STATUS(ctxt.serial_port);
}
}
// Set BL31 params.
bl_v1_params.hdr.type = PARAM_BL31;
bl_v1_params.hdr.version = VERSION_1;
bl_v1_params.hdr.size = sizeof(bl_v1_params_t);
bl_v1_params.hdr.attr = PARAM_EP_SECURE;
bl_v1_params.bl33_ep_info = (u64)(u32)&bl33_ep_info;
// Set BL33 params.
bl33_ep_info.hdr.type = PARAM_EP;
bl33_ep_info.hdr.version = VERSION_1;
bl33_ep_info.hdr.size = sizeof(entry_point_info_t);
bl33_ep_info.hdr.attr = PARAM_EP_NON_SECURE;
bl33_ep_info.pc = BL33_LOAD_BASE;
bl33_ep_info.spsr = SPSR_EL2T;
// Set Platform parameters.
plat_params.tzdram_base = TZDRAM_BASE;
plat_params.tzdram_size = TZDRAM_SIZE;
#if DEBUG_LOG_ATF
plat_params.uart_id = ctxt.serial_port;
#endif
if (!t210b01)
{
// Set SC7-Entry fw parameters. For now BPMP-FW is not used on T210.
plat_params.sc7entry_fw_base = SC7ENTRY_HDR_BASE;
plat_params.sc7entry_fw_size = ALIGN(ctxt.sc7entry_size + SC7ENTRY_HDR_SIZE, SZ_PAGE);
}
// Enable below features.
plat_params.enable_extra_features = BL31_EXTRA_FEATURES_ENABLE;
if (!t210b01)
{
// Set R2P payload.
reloc_meta_t *reloc = (reloc_meta_t *)(IPL_LOAD_ADDR + 0x7C);
memcpy((u8 *)R2P_PAYLOAD_BASE, (u8 *)reloc->start, reloc->end - reloc->start);
memset((u8 *)R2P_PAYLOAD_BASE + 0x94, 0, sizeof(boot_cfg_t)); // Clear Boot Config Storage.
// Set R2P payload fw parameters.
plat_params.r2p_payload_base = R2P_PAYLOAD_BASE;
plat_params.r2p_payload_size = ALIGN(reloc->end - reloc->start, SZ_PAGE);
}
// Set PMC access security. NS is mandatory for T210B01.
plat_params.flags = FLAGS_PMC_NON_SECURE; // Unsecure it unconditionally to reduce SMC calls to a minimum.
// Lift SC7 placement restrictions. Disables TZDRAM increased carveout too.
plat_params.flags |= FLAGS_SC7_NO_BASE_RESTRICTION;
// Prepare EMC table.
if (ctxt.mtc_table)
{
// Set DRAM voltage.
if (ctxt.ram_oc_vdd2)
max7762x_regulator_set_voltage(REGULATOR_SD1, ctxt.ram_oc_vdd2 * 1000);
// Train the rest of the table, apply FSP WAR, set RAM to 800 MHz.
minerva_prep_boot_l4t(ctxt.ram_oc_freq, ctxt.ram_oc_opt);
// Set emc table parameters and copy it.
int table_entries = minerva_get_mtc_table_entries();
plat_params.emc_table_base = MTCTABLE_BASE;
plat_params.emc_table_size = sizeof(emc_table_t) * table_entries;
memcpy((u32 *)MTCTABLE_BASE, ctxt.mtc_table, sizeof(emc_table_t) * table_entries);
}
// Set and enable IRAM based BL31 config.
PMC(APBDEV_PMC_SECURE_SCRATCH112) = PMC(APBDEV_PMC_SECURE_SCRATCH108);
PMC(APBDEV_PMC_SECURE_SCRATCH114) = PMC(APBDEV_PMC_SECURE_SCRATCH109);
PMC(APBDEV_PMC_SECURE_SCRATCH108) = (u32)&bl_v1_params;
PMC(APBDEV_PMC_SECURE_SCRATCH109) = (u32)&plat_params;
PMC(APBDEV_PMC_SECURE_SCRATCH110) = BL31_IRAM_PARAMS;
// Set panel model.
PMC(APBDEV_PMC_SECURE_SCRATCH113) = display_get_decoded_panel_id();
// Set charging limit parameters.
if (fuse_read_hw_type() == FUSE_NX_HW_TYPE_HOAG)
{
int in_volt_lim = 0;
bq24193_get_property(BQ24193_ChargeVoltageLimit, &in_volt_lim);
PMC(APBDEV_PMC_SECURE_SCRATCH113) |= in_volt_lim << 16;
}
// Disable writes to above registers.
PMC(APBDEV_PMC_SEC_DISABLE8) |= BIT(18) | BIT(16) | BIT(12) | BIT(10) | BIT(8);
// Set BPMP-FW parameters.
if (t210b01)
_l4t_bpmpfw_b01_config(&ctxt);
// Set carveouts and save them to PMC for SC7 Exit.
_l4t_mc_config_carveout(t210b01);
// Deinit any unneeded HW.
hw_reinit_workaround(false, BL_MAGIC_L4TLDR_SLD);
// Do late hardware config.
_l4t_late_hw_config(t210b01);
if (t210b01)
{
// Launch BL31.
ccplex_boot_cpu0(TZDRAM_COLD_ENTRY, true);
// Enable Wrap burst for BPMP, GPU and PCIE.
MSELECT(MSELECT_CONFIG) = (MSELECT(MSELECT_CONFIG) & (~(MSELECT_CFG_ERR_RESP_EN_GPU | MSELECT_CFG_ERR_RESP_EN_PCIE))) |
(MSELECT_CFG_WRAP_TO_INCR_GPU | MSELECT_CFG_WRAP_TO_INCR_PCIE | MSELECT_CFG_WRAP_TO_INCR_BPMP);
// For T210B01, prep reset vector for SC7 save state and start BPMP-FW.
EXCP_VEC(EVP_COP_RESET_VECTOR) = BPMPFW_B01_ENTRYPOINT;
void (*bpmp_fw_ptr)() = (void *)BPMPFW_B01_ENTRYPOINT;
(*bpmp_fw_ptr)();
}
else
{
// If T210, BPMP-FW runs BL31.
void (*bpmp_fw_ptr)() = (void *)BPMPFW_ENTRYPOINT;
(*bpmp_fw_ptr)();
}
// Halt BPMP.
while (true)
bpmp_halt();
}
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