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https://github.com/FEX-Emu/linux.git
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70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
/*
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* emu.c
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*
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* ETM and ETB CoreSight components' resources as found in OMAP3xxx.
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*
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* Copyright (C) 2009 Nokia Corporation.
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* Alexander Shishkin
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/module.h>
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#include <linux/device.h>
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#include <linux/amba/bus.h>
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#include <linux/io.h>
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#include <linux/clk.h>
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#include <linux/err.h>
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MODULE_LICENSE("GPL");
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MODULE_AUTHOR("Alexander Shishkin");
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/* Cortex CoreSight components within omap3xxx EMU */
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#define ETM_BASE (L4_EMU_34XX_PHYS + 0x10000)
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#define DBG_BASE (L4_EMU_34XX_PHYS + 0x11000)
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#define ETB_BASE (L4_EMU_34XX_PHYS + 0x1b000)
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#define DAPCTL (L4_EMU_34XX_PHYS + 0x1d000)
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static struct amba_device omap3_etb_device = {
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.dev = {
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.init_name = "etb",
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},
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.res = {
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.start = ETB_BASE,
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.end = ETB_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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.periphid = 0x000bb907,
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};
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static struct amba_device omap3_etm_device = {
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.dev = {
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.init_name = "etm",
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},
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.res = {
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.start = ETM_BASE,
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.end = ETM_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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.periphid = 0x102bb921,
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};
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static int __init emu_init(void)
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{
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if (!cpu_is_omap34xx())
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return -ENODEV;
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amba_device_register(&omap3_etb_device, &iomem_resource);
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amba_device_register(&omap3_etm_device, &iomem_resource);
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return 0;
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}
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subsys_initcall(emu_init);
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