1 // SPDX-License-Identifier: BSD-2-Clause
2 /*
3 * Copyright (c) 2015, Linaro Limited
4 */
5
6 #include <console.h>
7 #include <drivers/gic.h>
8 #include <drivers/serial8250_uart.h>
9 #include <kernel/boot.h>
10 #include <kernel/panic.h>
11 #include <mm/core_memprot.h>
12 #include <platform_config.h>
13 #include <stdint.h>
14
15 register_phys_mem_pgdir(MEM_AREA_IO_NSEC,
16 CONSOLE_UART_BASE, SERIAL8250_UART_REG_SIZE);
17
18 static struct serial8250_uart_data console_data;
19
20 register_ddr(CFG_DRAM_BASE, CFG_DRAM_SIZE);
21
22 #ifdef CFG_GIC
23 static struct gic_data gic_data;
24
25 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GIC_BASE + GICD_OFFSET,
26 CORE_MMU_PGDIR_SIZE);
27 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GIC_BASE + GICC_OFFSET,
28 CORE_MMU_PGDIR_SIZE);
29
main_init_gic(void)30 void main_init_gic(void)
31 {
32 vaddr_t gicc_base = 0;
33 vaddr_t gicd_base = 0;
34
35 gicc_base = (vaddr_t)phys_to_virt(GIC_BASE + GICC_OFFSET,
36 MEM_AREA_IO_SEC, 1);
37 gicd_base = (vaddr_t)phys_to_virt(GIC_BASE + GICD_OFFSET,
38 MEM_AREA_IO_SEC, 1);
39 if (!gicc_base || !gicd_base)
40 panic();
41
42 gic_init_base_addr(&gic_data, gicc_base, gicd_base);
43
44 itr_init(&gic_data.chip);
45 }
46
itr_core_handler(void)47 void itr_core_handler(void)
48 {
49 gic_it_handle(&gic_data);
50 }
51 #endif
52
console_init(void)53 void console_init(void)
54 {
55 serial8250_uart_init(&console_data, CONSOLE_UART_BASE,
56 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE);
57 register_serial_console(&console_data.chip);
58 }
59