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l4t: update loader to v6

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- Move TZ parameters to a static address inside TZDRAM
- Update fw rev for new ARC
- Refactor context and parameters into a single struct
This commit is contained in:
CTCaer 2024-07-02 18:37:15 +03:00
parent 6c601ccaa5
commit 85cd26e305
1 changed files with 72 additions and 59 deletions
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123
bootloader/l4t/l4t.c
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@ -35,10 +35,11 @@
* 3: Arachne Register Cell v2. PTSA Rework support. * 3: Arachne Register Cell v2. PTSA Rework support.
* 4: Arachne Register Cell v3. DRAM OPT and DDR200 changes. * 4: Arachne Register Cell v3. DRAM OPT and DDR200 changes.
* 5: Arachne Register Cell v4. DRAM FREQ and DDR200 changes. * 5: Arachne Register Cell v4. DRAM FREQ and DDR200 changes.
* 6: Arachne Register Cell v5. Signal quality and performance changes. TZ param changes.
*/ */
#define L4T_LOADER_API_REV 5 #define L4T_LOADER_API_REV 6
#define L4T_FIRMWARE_REV 0x35524556 // REV5. #define L4T_FIRMWARE_REV 0x36524556 // REV6.
#ifdef DEBUG_UART_PORT #ifdef DEBUG_UART_PORT
#include <soc/uart.h> #include <soc/uart.h>
@ -52,16 +53,18 @@
#endif #endif
#if CARVEOUT_NVDEC_TSEC_ENABLE #if CARVEOUT_NVDEC_TSEC_ENABLE
#define TZ_SIZE SZ_8M #define TZDRAM_SIZE_CFG SZ_8M
#else #else
#define TZ_SIZE SZ_1M #define TZDRAM_SIZE_CFG SZ_1M
#endif #endif
// TZDRAM addresses and sizes. // TZDRAM addresses and sizes.
#define TZDRAM_SIZE TZ_SIZE // Secure Element. #define TZDRAM_SIZE TZDRAM_SIZE_CFG // Secure Element.
#define TZDRAM_BASE (0xFFFFFFFF - TZDRAM_SIZE + 1) // 0xFFF00000 or 0xFF800000. #define TZDRAM_BASE (0xFFFFFFFF - TZDRAM_SIZE + 1) // 0xFFF00000 or 0xFF800000.
#define TZDRAM_COLD_ENTRY (TZDRAM_BASE) #define TZDRAM_COLD_ENTRY (TZDRAM_BASE)
#define TZDRAM_WARM_ENTRY (TZDRAM_BASE + 0x200) #define TZDRAM_WARM_ENTRY (TZDRAM_BASE + 0x200)
#define TZ_PARAM_SIZE SZ_4K
#define TZ_PARAM_BASE (0xFFFFFFFF - TZ_PARAM_SIZE + 1) // 0xFFFFF000.
// Carveout sizes. // Carveout sizes.
#define CARVEOUT_NVDEC_SIZE SZ_1M #define CARVEOUT_NVDEC_SIZE SZ_1M
@ -76,8 +79,14 @@
#define SC7ENTRY_HDR_SIZE 0x400 #define SC7ENTRY_HDR_SIZE 0x400
// Always start 1MB below TZDRAM for Secure Firmware or NVDEC.
#define GEN_CARVEOUT_TOP (TZDRAM_BASE - SZ_1M)
// NVDEC and SECFW bases.
#define NVDFW_BASE GEN_CARVEOUT_TOP // 0xFF700000.
#define SECFW_BASE GEN_CARVEOUT_TOP // 0xFFE00000.
// Secure Elements addresses for T210. // Secure Elements addresses for T210.
#define SECFW_BASE (TZDRAM_BASE - SZ_1M) // 0xFFE00000 or 0xFF700000.
#define SC7ENTRY_HDR_BASE (SECFW_BASE + 0) #define SC7ENTRY_HDR_BASE (SECFW_BASE + 0)
#define SC7ENTRY_BASE (SECFW_BASE + SC7ENTRY_HDR_SIZE) // After header. #define SC7ENTRY_BASE (SECFW_BASE + SC7ENTRY_HDR_SIZE) // After header.
#define SC7EXIT_BASE (SECFW_BASE + SZ_64K) // 64KB after SECFW_BASE. #define SC7EXIT_BASE (SECFW_BASE + SZ_64K) // 64KB after SECFW_BASE.
@ -214,7 +223,7 @@ typedef struct _bl_v1_params {
u64 bl32_image_info; u64 bl32_image_info;
u64 bl33_ep_info; u64 bl33_ep_info;
u64 bl33_image_info; u64 bl33_image_info;
} bl_v1_params_t; } bl31_v1_params_t;
typedef struct _plat_params_from_bl2 { typedef struct _plat_params_from_bl2 {
// TZDRAM. // TZDRAM.
@ -243,7 +252,7 @@ typedef struct _plat_params_from_bl2 {
u64 r2p_payload_base; u64 r2p_payload_base;
u64 flags; // Platform flags. u64 flags; // Platform flags.
} plat_params_from_bl2_t; } bl31_plat_params_from_bl2_t;
typedef struct _l4t_fw_t typedef struct _l4t_fw_t
{ {
@ -265,6 +274,10 @@ typedef struct _l4t_ctxt_t
u32 sc7entry_size; u32 sc7entry_size;
emc_table_t *mtc_table; emc_table_t *mtc_table;
bl31_v1_params_t bl31_v1_params;
bl31_plat_params_from_bl2_t bl31_plat_params;
entry_point_info_t bl33_ep_info;
} l4t_ctxt_t; } l4t_ctxt_t;
#define DRAM_VDD2_OC_MIN_VOLTAGE 1050 #define DRAM_VDD2_OC_MIN_VOLTAGE 1050
@ -483,7 +496,7 @@ static void _l4t_mc_config_carveout(bool t210b01)
UPRINTF("TZD: TZDRAM Carveout: %08X - %08X\n", TZDRAM_BASE, TZDRAM_BASE - 1 + TZDRAM_SIZE); UPRINTF("TZD: TZDRAM Carveout: %08X - %08X\n", TZDRAM_BASE, TZDRAM_BASE - 1 + TZDRAM_SIZE);
// Configure generalized security carveouts. // Configure generalized security carveouts.
u32 carveout_base = TZDRAM_BASE - SZ_1M; // Always leave space for Secure Firmware. u32 carveout_base = GEN_CARVEOUT_TOP;
#if CARVEOUT_NVDEC_TSEC_ENABLE #if CARVEOUT_NVDEC_TSEC_ENABLE
@ -550,7 +563,9 @@ static void _l4t_mc_config_carveout(bool t210b01)
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS3) = 0; MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS3) = 0;
MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS4) = 0; MC(MC_SECURITY_CARVEOUT1_CLIENT_FORCE_INTERNAL_ACCESS4) = 0;
MC(MC_SECURITY_CARVEOUT1_CFG0) = SEC_CARVEOUT_CFG_RD_NS | MC(MC_SECURITY_CARVEOUT1_CFG0) = SEC_CARVEOUT_CFG_RD_NS |
SEC_CARVEOUT_CFG_RD_SEC |
SEC_CARVEOUT_CFG_WR_NS | SEC_CARVEOUT_CFG_WR_NS |
SEC_CARVEOUT_CFG_WR_SEC |
SEC_CARVEOUT_CFG_LOCKED; SEC_CARVEOUT_CFG_LOCKED;
UPRINTF("GSC1: SECFW Carveout: %08X - %08X\n", 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); MC(MC_SECURITY_CARVEOUT1_BOM), MC(MC_SECURITY_CARVEOUT1_BOM) + MC(MC_SECURITY_CARVEOUT1_SIZE_128KB) * SZ_128K);
@ -923,25 +938,23 @@ static void _l4t_set_config(l4t_ctxt_t *ctxt, const ini_sec_t *ini_sec, int entr
void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b01) void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b01)
{ {
l4t_ctxt_t ctxt = {0}; l4t_ctxt_t *ctxt = (l4t_ctxt_t *)TZ_PARAM_BASE;
bl_v1_params_t bl_v1_params = {0}; memset(ctxt, 0, TZ_PARAM_SIZE);
plat_params_from_bl2_t plat_params = {0};
entry_point_info_t bl33_ep_info = {0};
gfx_con_setpos(0, 0); gfx_con_setpos(0, 0);
// Parse config. // Parse config.
_l4t_set_config(&ctxt, ini_sec, entry_idx, is_list, t210b01); _l4t_set_config(ctxt, ini_sec, entry_idx, is_list, t210b01);
if (!ctxt.path) if (!ctxt->path)
{ {
_l4t_crit_error("Path missing", false); _l4t_crit_error("Path missing", false);
return; return;
} }
// Get MTC table. // Get MTC table.
ctxt.mtc_table = minerva_get_mtc_table(); ctxt->mtc_table = minerva_get_mtc_table();
if (!t210b01 && !ctxt.mtc_table) if (!t210b01 && !ctxt->mtc_table)
{ {
_l4t_crit_error("Minerva missing", true); _l4t_crit_error("Minerva missing", true);
return; return;
@ -968,8 +981,8 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
if (!t210b01) if (!t210b01)
{ {
// Load SC7-Entry firmware. // Load SC7-Entry firmware.
ctxt.sc7entry_size = _l4t_sd_load(SC7ENTRY_FW); ctxt->sc7entry_size = _l4t_sd_load(SC7ENTRY_FW);
if (!ctxt.sc7entry_size) if (!ctxt->sc7entry_size)
{ {
_l4t_crit_error("loading SC7-Entry", true); _l4t_crit_error("loading SC7-Entry", true);
return; return;
@ -1017,10 +1030,10 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
mc_disable_ahb_redirect(); mc_disable_ahb_redirect();
// Enable debug port. // Enable debug port.
if (ctxt.serial_port) if (ctxt->serial_port)
{ {
pinmux_config_uart(ctxt.serial_port - 1); pinmux_config_uart(ctxt->serial_port - 1);
clock_enable_uart(ctxt.serial_port - 1); clock_enable_uart(ctxt->serial_port - 1);
} }
// Restore UARTB/C TX pins to SPIO. // Restore UARTB/C TX pins to SPIO.
@ -1032,7 +1045,7 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
{ {
// Defaults are for UARTA. // Defaults are for UARTA.
char *bl33_serial_port = NULL; char *bl33_serial_port = NULL;
switch (ctxt.serial_port) switch (ctxt->serial_port)
{ {
case 0: // Disable. case 0: // Disable.
break; break;
@ -1051,41 +1064,41 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
{ {
BL33_DTB_SET_STDOUT_PATH(bl33_serial_port); BL33_DTB_SET_STDOUT_PATH(bl33_serial_port);
BL33_DTB_SET_STDERR_PATH(bl33_serial_port); BL33_DTB_SET_STDERR_PATH(bl33_serial_port);
BL33_DTB_SET_UART_STATUS(ctxt.serial_port); BL33_DTB_SET_UART_STATUS(ctxt->serial_port);
} }
} }
// Set BL31 params. // Set BL31 params.
bl_v1_params.hdr.type = PARAM_BL31; ctxt->bl31_v1_params.hdr.type = PARAM_BL31;
bl_v1_params.hdr.version = VERSION_1; ctxt->bl31_v1_params.hdr.version = VERSION_1;
bl_v1_params.hdr.size = sizeof(bl_v1_params_t); ctxt->bl31_v1_params.hdr.size = sizeof(bl31_v1_params_t);
bl_v1_params.hdr.attr = PARAM_EP_SECURE; ctxt->bl31_v1_params.hdr.attr = PARAM_EP_SECURE;
bl_v1_params.bl33_ep_info = (u64)(u32)&bl33_ep_info; ctxt->bl31_v1_params.bl33_ep_info = (u64)(u32)&ctxt->bl33_ep_info;
// Set BL33 params. // Set BL33 params.
bl33_ep_info.hdr.type = PARAM_EP; ctxt->bl33_ep_info.hdr.type = PARAM_EP;
bl33_ep_info.hdr.version = VERSION_1; ctxt->bl33_ep_info.hdr.version = VERSION_1;
bl33_ep_info.hdr.size = sizeof(entry_point_info_t); ctxt->bl33_ep_info.hdr.size = sizeof(entry_point_info_t);
bl33_ep_info.hdr.attr = PARAM_EP_NON_SECURE; ctxt->bl33_ep_info.hdr.attr = PARAM_EP_NON_SECURE;
bl33_ep_info.pc = BL33_LOAD_BASE; ctxt->bl33_ep_info.pc = BL33_LOAD_BASE;
bl33_ep_info.spsr = SPSR_EL2T; ctxt->bl33_ep_info.spsr = SPSR_EL2T;
// Set Platform parameters. // Set Platform parameters.
plat_params.tzdram_base = TZDRAM_BASE; ctxt->bl31_plat_params.tzdram_base = TZDRAM_BASE;
plat_params.tzdram_size = TZDRAM_SIZE; ctxt->bl31_plat_params.tzdram_size = TZDRAM_SIZE;
#if DEBUG_LOG_ATF #if DEBUG_LOG_ATF
plat_params.uart_id = ctxt.serial_port; ctxt->bl31_plat_params.uart_id = ctxt->serial_port;
#endif #endif
if (!t210b01) if (!t210b01)
{ {
// Set SC7-Entry fw parameters. For now BPMP-FW is not used on T210. // Set SC7-Entry fw parameters. For now BPMP-FW is not used on T210.
plat_params.sc7entry_fw_base = SC7ENTRY_HDR_BASE; ctxt->bl31_plat_params.sc7entry_fw_base = SC7ENTRY_HDR_BASE;
plat_params.sc7entry_fw_size = ALIGN(ctxt.sc7entry_size + SC7ENTRY_HDR_SIZE, SZ_PAGE); ctxt->bl31_plat_params.sc7entry_fw_size = ALIGN(ctxt->sc7entry_size + SC7ENTRY_HDR_SIZE, SZ_PAGE);
} }
// Enable below features. // Enable below features.
plat_params.enable_extra_features = BL31_EXTRA_FEATURES_ENABLE; ctxt->bl31_plat_params.enable_extra_features = BL31_EXTRA_FEATURES_ENABLE;
if (!t210b01) if (!t210b01)
{ {
@ -1095,37 +1108,37 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
memset((u8 *)R2P_PAYLOAD_BASE + 0x94, 0, sizeof(boot_cfg_t)); // Clear Boot Config Storage. memset((u8 *)R2P_PAYLOAD_BASE + 0x94, 0, sizeof(boot_cfg_t)); // Clear Boot Config Storage.
// Set R2P payload fw parameters. // Set R2P payload fw parameters.
plat_params.r2p_payload_base = R2P_PAYLOAD_BASE; ctxt->bl31_plat_params.r2p_payload_base = R2P_PAYLOAD_BASE;
plat_params.r2p_payload_size = ALIGN(reloc->end - reloc->start, SZ_PAGE); ctxt->bl31_plat_params.r2p_payload_size = ALIGN(reloc->end - reloc->start, SZ_PAGE);
} }
// Set PMC access security. NS is mandatory for T210B01. // 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. ctxt->bl31_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. // Lift SC7 placement restrictions. Disables TZDRAM increased carveout too.
plat_params.flags |= FLAGS_SC7_NO_BASE_RESTRICTION; ctxt->bl31_plat_params.flags |= FLAGS_SC7_NO_BASE_RESTRICTION;
// Prepare EMC table. // Prepare EMC table.
if (ctxt.mtc_table) if (ctxt->mtc_table)
{ {
// Set DRAM voltage. // Set DRAM voltage.
if (ctxt.ram_oc_vdd2) if (ctxt->ram_oc_vdd2)
max7762x_regulator_set_voltage(REGULATOR_SD1, ctxt.ram_oc_vdd2 * 1000); 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. // 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); minerva_prep_boot_l4t(ctxt->ram_oc_freq, ctxt->ram_oc_opt);
// Set emc table parameters and copy it. // Set emc table parameters and copy it.
int table_entries = minerva_get_mtc_table_entries(); int table_entries = minerva_get_mtc_table_entries();
plat_params.emc_table_base = MTCTABLE_BASE; ctxt->bl31_plat_params.emc_table_base = MTCTABLE_BASE;
plat_params.emc_table_size = sizeof(emc_table_t) * table_entries; ctxt->bl31_plat_params.emc_table_size = sizeof(emc_table_t) * table_entries;
memcpy((u32 *)MTCTABLE_BASE, ctxt.mtc_table, 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. // Set and enable IRAM based BL31 config.
PMC(APBDEV_PMC_SECURE_SCRATCH112) = PMC(APBDEV_PMC_SECURE_SCRATCH108); PMC(APBDEV_PMC_SECURE_SCRATCH112) = PMC(APBDEV_PMC_SECURE_SCRATCH108);
PMC(APBDEV_PMC_SECURE_SCRATCH114) = PMC(APBDEV_PMC_SECURE_SCRATCH109); PMC(APBDEV_PMC_SECURE_SCRATCH114) = PMC(APBDEV_PMC_SECURE_SCRATCH109);
PMC(APBDEV_PMC_SECURE_SCRATCH108) = (u32)&bl_v1_params; PMC(APBDEV_PMC_SECURE_SCRATCH108) = (u32)&ctxt->bl31_v1_params;
PMC(APBDEV_PMC_SECURE_SCRATCH109) = (u32)&plat_params; PMC(APBDEV_PMC_SECURE_SCRATCH109) = (u32)&ctxt->bl31_plat_params;
PMC(APBDEV_PMC_SECURE_SCRATCH110) = BL31_IRAM_PARAMS; PMC(APBDEV_PMC_SECURE_SCRATCH110) = BL31_IRAM_PARAMS;
// Set panel model. // Set panel model.
@ -1145,7 +1158,7 @@ void launch_l4t(const ini_sec_t *ini_sec, int entry_idx, int is_list, bool t210b
// Set BPMP-FW parameters. // Set BPMP-FW parameters.
if (t210b01) if (t210b01)
_l4t_bpmpfw_b01_config(&ctxt); _l4t_bpmpfw_b01_config(ctxt);
// Set carveouts and save them to PMC for SC7 Exit. // Set carveouts and save them to PMC for SC7 Exit.
_l4t_mc_config_carveout(t210b01); _l4t_mc_config_carveout(t210b01);