1 // SPDX-License-Identifier: BSD-2-Clause 2 /* 3 * Copyright (C) 2016-2018 Texas Instruments Incorporated - http://www.ti.com/ 4 * Andrew F. Davis <afd@ti.com> 5 */ 6 7 #include <platform_config.h> 8 9 #include <console.h> 10 #include <drivers/gic.h> 11 #include <drivers/serial8250_uart.h> 12 #include <kernel/boot.h> 13 #include <kernel/interrupt.h> 14 #include <kernel/panic.h> 15 #include <kernel/tee_common_otp.h> 16 #include <mm/core_memprot.h> 17 #include <mm/tee_pager.h> 18 #include <platform_config.h> 19 #include <stdint.h> 20 #include <string_ext.h> 21 22 #if defined(PLATFORM_FLAVOR_am65x) || defined(PLATFORM_FLAVOR_j721e) 23 #include "drivers/sec_proxy.h" 24 #include "drivers/ti_sci.h" 25 #endif 26 27 static struct gic_data gic_data; 28 static struct serial8250_uart_data console_data; 29 30 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GICC_BASE, GICC_SIZE); 31 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GICD_BASE, GICD_SIZE); 32 register_phys_mem_pgdir(MEM_AREA_IO_NSEC, CONSOLE_UART_BASE, 33 SERIAL8250_UART_REG_SIZE); 34 register_phys_mem_pgdir(MEM_AREA_IO_SEC, SEC_PROXY_DATA_BASE, 35 SEC_PROXY_DATA_SIZE); 36 register_phys_mem_pgdir(MEM_AREA_IO_SEC, SEC_PROXY_SCFG_BASE, 37 SEC_PROXY_SCFG_SIZE); 38 register_phys_mem_pgdir(MEM_AREA_IO_SEC, SEC_PROXY_RT_BASE, SEC_PROXY_RT_SIZE); 39 register_ddr(DRAM0_BASE, DRAM0_SIZE); 40 41 void main_init_gic(void) 42 { 43 gic_init_base_addr(&gic_data, GICC_BASE, GICD_BASE); 44 itr_init(&gic_data.chip); 45 } 46 47 void main_secondary_init_gic(void) 48 { 49 gic_cpu_init(&gic_data); 50 } 51 52 void itr_core_handler(void) 53 { 54 gic_it_handle(&gic_data); 55 } 56 57 void console_init(void) 58 { 59 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 60 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 61 register_serial_console(&console_data.chip); 62 } 63 64 #if defined(PLATFORM_FLAVOR_am65x) || defined(PLATFORM_FLAVOR_j721e) 65 TEE_Result tee_otp_get_hw_unique_key(struct tee_hw_unique_key *hwkey) 66 { 67 uint8_t dkek[SA2UL_DKEK_KEY_LEN] = { 0 }; 68 int ret = 0; 69 70 assert(SA2UL_DKEK_KEY_LEN >= HW_UNIQUE_KEY_LENGTH); 71 72 ret = k3_sec_proxy_init(); 73 if (ret) 74 return ret; 75 76 ret = ti_sci_init(); 77 if (ret) 78 return ret; 79 80 ret = ti_sci_get_dkek(0, "OP-TEE", "DKEK", dkek); 81 if (ret) 82 return ret; 83 84 IMSG("HUK Initialized"); 85 memcpy(&hwkey->data[0], dkek, sizeof(hwkey->data)); 86 87 memzero_explicit(&dkek, sizeof(dkek)); 88 return TEE_SUCCESS; 89 } 90 #endif 91