1 /*
2 * Copyright (c) 2015-2016, ARM Limited and Contributors. All rights reserved.
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7 #include <arm_def.h>
8 #include <bl_common.h>
9 #include <console.h>
10 #include <plat_arm.h>
11 #include <platform_def.h>
12 #include <platform_tsp.h>
13
14 #define BL32_END (unsigned long)(&__BL32_END__)
15
16 /* Weak definitions may be overridden in specific ARM standard platform */
17 #pragma weak tsp_early_platform_setup
18 #pragma weak tsp_platform_setup
19 #pragma weak tsp_plat_arch_setup
20
21
22 /*******************************************************************************
23 * Initialize the UART
24 ******************************************************************************/
arm_tsp_early_platform_setup(void)25 void arm_tsp_early_platform_setup(void)
26 {
27 /*
28 * Initialize a different console than already in use to display
29 * messages from TSP
30 */
31 console_init(PLAT_ARM_TSP_UART_BASE, PLAT_ARM_TSP_UART_CLK_IN_HZ,
32 ARM_CONSOLE_BAUDRATE);
33 }
34
tsp_early_platform_setup(void)35 void tsp_early_platform_setup(void)
36 {
37 arm_tsp_early_platform_setup();
38 }
39
40 /*******************************************************************************
41 * Perform platform specific setup placeholder
42 ******************************************************************************/
tsp_platform_setup(void)43 void tsp_platform_setup(void)
44 {
45 plat_arm_gic_driver_init();
46 }
47
48 /*******************************************************************************
49 * Perform the very early platform specific architectural setup here. At the
50 * moment this is only intializes the MMU
51 ******************************************************************************/
tsp_plat_arch_setup(void)52 void tsp_plat_arch_setup(void)
53 {
54 arm_setup_page_tables(BL32_BASE,
55 (BL32_END - BL32_BASE),
56 BL_CODE_BASE,
57 BL_CODE_END,
58 BL_RO_DATA_BASE,
59 BL_RO_DATA_END
60 #if USE_COHERENT_MEM
61 , BL_COHERENT_RAM_BASE,
62 BL_COHERENT_RAM_END
63 #endif
64 );
65 enable_mmu_el1(0);
66 }
67