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 40 void main_init_gic(void) 41 { 42 gic_init_base_addr(&gic_data, GICC_BASE, GICD_BASE); 43 itr_init(&gic_data.chip); 44 } 45 46 void main_secondary_init_gic(void) 47 { 48 gic_cpu_init(&gic_data); 49 } 50 51 void itr_core_handler(void) 52 { 53 gic_it_handle(&gic_data); 54 } 55 56 void console_init(void) 57 { 58 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 59 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 60 register_serial_console(&console_data.chip); 61 } 62 63 #if defined(PLATFORM_FLAVOR_am65x) || defined(PLATFORM_FLAVOR_j721e) 64 TEE_Result tee_otp_get_hw_unique_key(struct tee_hw_unique_key *hwkey) 65 { 66 uint8_t dkek[SA2UL_DKEK_KEY_LEN] = { 0 }; 67 int ret = 0; 68 69 assert(SA2UL_DKEK_KEY_LEN >= HW_UNIQUE_KEY_LENGTH); 70 71 ret = k3_sec_proxy_init(); 72 if (ret) 73 return ret; 74 75 ret = ti_sci_init(); 76 if (ret) 77 return ret; 78 79 ret = ti_sci_get_dkek(0, "OP-TEE", "DKEK", dkek); 80 if (ret) 81 return ret; 82 83 IMSG("HUK Initialized"); 84 memcpy(&hwkey->data[0], dkek, sizeof(hwkey->data)); 85 86 memzero_explicit(&dkek, sizeof(dkek)); 87 return TEE_SUCCESS; 88 } 89 #endif 90