GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/plat/xilinx/versal/aarch64/versal_common.c

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat_ipi.h>
+#include <versal_def.h>
+#include <plat_private.h>
+#include <common/debug.h>
+#include <drivers/generic_delay_timer.h>
+#include <lib/mmio.h>
+#include <lib/xlat_tables/xlat_tables.h>
+#include <plat/common/platform.h>
+
+/*
+ * Table of regions to map using the MMU.
+ * This doesn't include TZRAM as the 'mem_layout' argument passed to
+ * configure_mmu_elx() will give the available subset of that,
+ */
+const mmap_region_t plat_versal_mmap[] = {
+	MAP_REGION_FLAT(DEVICE0_BASE, DEVICE0_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(DEVICE1_BASE, DEVICE1_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(CRF_BASE, CRF_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(FPD_MAINCCI_BASE, FPD_MAINCCI_SIZE, MT_DEVICE | MT_RW |
+			MT_SECURE),
+	{ 0 }
+};
+
+const mmap_region_t *plat_versal_get_mmap(void)
+{
+	return plat_versal_mmap;
+}
+
+static void versal_print_platform_name(void)
+{
+	NOTICE("ATF running on Xilinx %s\n", PLATFORM_NAME);
+}
+
+void versal_config_setup(void)
+{
+	/* Configure IPI data for versal */
+	versal_ipi_config_table_init();
+
+	versal_print_platform_name();
+
+	generic_delay_timer_init();
+}
+
+uint32_t plat_get_syscnt_freq2(void)
+{
+	return VERSAL_CPU_CLOCK;
+}
+