d7678f1694
Remove custom implementation and use system cache interface instead. Signed-off-by: Anas Nashif <anas.nashif@intel.com>
90 lines
2 KiB
C
90 lines
2 KiB
C
/*
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* Copyright (c) 2022 Intel Corporation
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/device.h>
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#include <zephyr/init.h>
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#include <zephyr/kernel.h>
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#include <zephyr/sys/winstream.h>
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#include <zephyr/devicetree.h>
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#include <zephyr/cache.h>
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#include <adsp_memory.h>
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#include <mem_window.h>
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struct k_spinlock trace_lock;
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static struct sys_winstream *winstream;
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void winstream_console_trace_out(int8_t *str, size_t len)
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{
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if (len == 0) {
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return;
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}
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#ifdef CONFIG_ADSP_TRACE_SIMCALL
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register int a2 __asm__("a2") = 4; /* SYS_write */
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register int a3 __asm__("a3") = 1; /* fd 1 == stdout */
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register int a4 __asm__("a4") = (int)str;
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register int a5 __asm__("a5") = len;
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__asm__ volatile("simcall" : "+r"(a2), "+r"(a3) : "r"(a4), "r"(a5) : "memory");
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#endif
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k_spinlock_key_t key = k_spin_lock(&trace_lock);
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sys_winstream_write(winstream, str, len);
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k_spin_unlock(&trace_lock, key);
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}
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int arch_printk_char_out(int c)
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{
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int8_t s = c;
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winstream_console_trace_out(&s, 1);
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return 0;
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}
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#if defined(CONFIG_STDOUT_CONSOLE)
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extern void __stdout_hook_install(int (*hook)(int));
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#else
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#define __stdout_hook_install(x) \
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do {/* nothing */ \
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} while ((0))
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#endif
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#if defined(CONFIG_PRINTK)
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extern void __printk_hook_install(int (*fn)(int));
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#else
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#define __printk_hook_install(x) \
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do {/* nothing */ \
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} while ((0))
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#endif
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static void winstream_console_hook_install(void)
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{
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__stdout_hook_install(arch_printk_char_out);
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__printk_hook_install(arch_printk_char_out);
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}
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static int winstream_console_init(void)
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{
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const struct device *dev = DEVICE_DT_GET(DT_CHOSEN(zephyr_console));
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if (!device_is_ready(dev)) {
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return -ENODEV;
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}
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const struct mem_win_config *config = dev->config;
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void *buf =
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sys_cache_uncached_ptr_get((__sparse_force void __sparse_cache *)config->mem_base);
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winstream = sys_winstream_init(buf, config->size);
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winstream_console_hook_install();
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return 0;
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}
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SYS_INIT(winstream_console_init, PRE_KERNEL_1, CONFIG_CONSOLE_INIT_PRIORITY);
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