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/*
* Copyright (c) 2016, Sequitur Labs Inc. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <console.h>
#include <drivers/serial8250_uart.h>
#include <kernel/generic_boot.h>
#include <kernel/panic.h>
#include <kernel/pm_stubs.h>
#include <mm/core_memprot.h>
#include <mm/tee_pager.h>
#include <platform_config.h>
#include <stdint.h>
#include <tee/entry_fast.h>
#include <tee/entry_std.h>
static void main_fiq(void)
{
panic();
}
static const struct thread_handlers handlers = {
.std_smc = tee_entry_std,
.fast_smc = tee_entry_fast,
.fiq = main_fiq,
.cpu_on = cpu_on_handler,
.cpu_off = pm_do_nothing,
.cpu_suspend = pm_do_nothing,
.cpu_resume = pm_do_nothing,
.system_off = pm_do_nothing,
.system_reset = pm_do_nothing,
};
const struct thread_handlers *generic_boot_get_handlers(void)
{
return &handlers;
}
static vaddr_t console_base(void)
{
static vaddr_t va;
if (cpu_mmu_enabled()) {
if (!va)
va = (vaddr_t)phys_to_virt(CONSOLE_UART_BASE,
MEM_AREA_IO_NSEC);
return va;
}
return CONSOLE_UART_BASE;
}
void console_putc(int ch)
{
vaddr_t base = console_base();
if (ch == '\n')
serial8250_uart_putc('\r', base);
serial8250_uart_putc(ch, base);
}
void console_init(void)
{
serial8250_uart_init(console_base(), CONSOLE_UART_CLK_IN_HZ,
CONSOLE_BAUDRATE);
}
void console_flush(void)
{
serial8250_uart_flush_tx_fifo(console_base());
}
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