Add support for QEMU virt ARMv8-A target

This patch adds support for the QEMU virt ARMv8-A target.

Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
diff --git a/plat/qemu/include/platform_def.h b/plat/qemu/include/platform_def.h
new file mode 100644
index 0000000..d983ce6
--- /dev/null
+++ b/plat/qemu/include/platform_def.h
@@ -0,0 +1,244 @@
+/*
+ * Copyright (c) 2015-2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * 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.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * 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.
+ */
+
+#ifndef __PLATFORM_DEF_H__
+#define __PLATFORM_DEF_H__
+
+#include <arch.h>
+#include <common_def.h>
+#include <tbbr_img_def.h>
+
+/* Special value used to verify platform parameters from BL2 to BL3-1 */
+#define QEMU_BL31_PLAT_PARAM_VAL	0x0f1e2d3c4b5a6978ULL
+
+#define PLATFORM_STACK_SIZE 0x1000
+
+#define PLATFORM_MAX_CPUS_PER_CLUSTER	4
+#define PLATFORM_CLUSTER_COUNT		2
+#define PLATFORM_CLUSTER0_CORE_COUNT	PLATFORM_MAX_CPUS_PER_CLUSTER
+#define PLATFORM_CLUSTER1_CORE_COUNT	PLATFORM_MAX_CPUS_PER_CLUSTER
+#define PLATFORM_CORE_COUNT		(PLATFORM_CLUSTER0_CORE_COUNT + \
+					 PLATFORM_CLUSTER1_CORE_COUNT)
+
+#define QEMU_PRIMARY_CPU		0
+
+#define PLAT_NUM_PWR_DOMAINS		(PLATFORM_CLUSTER_COUNT + \
+					PLATFORM_CORE_COUNT)
+#define PLAT_MAX_PWR_LVL		MPIDR_AFFLVL1
+
+#define PLAT_MAX_RET_STATE		1
+#define PLAT_MAX_OFF_STATE		2
+
+/* Local power state for power domains in Run state. */
+#define PLAT_LOCAL_STATE_RUN		0
+/* Local power state for retention. Valid only for CPU power domains */
+#define PLAT_LOCAL_STATE_RET		1
+/*
+ * Local power state for OFF/power-down. Valid for CPU and cluster power
+ * domains.
+ */
+#define PLAT_LOCAL_STATE_OFF		2
+
+/*
+ * Macros used to parse state information from State-ID if it is using the
+ * recommended encoding for State-ID.
+ */
+#define PLAT_LOCAL_PSTATE_WIDTH		4
+#define PLAT_LOCAL_PSTATE_MASK		((1 << PLAT_LOCAL_PSTATE_WIDTH) - 1)
+
+/*
+ * Some data must be aligned on the biggest cache line size in the platform.
+ * This is known only to the platform as it might have a combination of
+ * integrated and external caches.
+ */
+#define CACHE_WRITEBACK_SHIFT		6
+#define CACHE_WRITEBACK_GRANULE		(1 << CACHE_WRITEBACK_SHIFT)
+
+/*
+ * Partition memory into secure ROM, non-secure DRAM, secure "SRAM",
+ * and secure DRAM.
+ */
+#define SEC_ROM_BASE			0x00000000
+#define SEC_ROM_SIZE			0x00020000
+
+#define NS_DRAM0_BASE			0x40000000
+#define NS_DRAM0_SIZE			0x3de00000
+
+#define SEC_SRAM_BASE			0x0e000000
+#define SEC_SRAM_SIZE			0x00040000
+
+#define SEC_DRAM_BASE			0x0e100000
+#define SEC_DRAM_SIZE			0x00f00000
+
+/*
+ * ARM-TF lives in SRAM, partition it here
+ */
+
+#define SHARED_RAM_BASE			SEC_SRAM_BASE
+#define SHARED_RAM_SIZE			0x00001000
+
+#define PLAT_QEMU_TRUSTED_MAILBOX_BASE	SHARED_RAM_BASE
+#define PLAT_QEMU_TRUSTED_MAILBOX_SIZE	(8 + PLAT_QEMU_HOLD_SIZE)
+#define PLAT_QEMU_HOLD_BASE		(PLAT_QEMU_TRUSTED_MAILBOX_BASE + 8)
+#define PLAT_QEMU_HOLD_SIZE		(PLATFORM_CORE_COUNT * \
+					 PLAT_QEMU_HOLD_ENTRY_SIZE)
+#define PLAT_QEMU_HOLD_ENTRY_SIZE	8
+#define PLAT_QEMU_HOLD_STATE_WAIT	0
+#define PLAT_QEMU_HOLD_STATE_GO		1
+
+#define BL_RAM_BASE			(SHARED_RAM_BASE + SHARED_RAM_SIZE)
+#define BL_RAM_SIZE			(SEC_SRAM_SIZE - SHARED_RAM_SIZE)
+
+/*
+ * BL1 specific defines.
+ *
+ * BL1 RW data is relocated from ROM to RAM at runtime so we need 2 sets of
+ * addresses.
+ * Put BL1 RW at the top of the Secure SRAM. BL1_RW_BASE is calculated using
+ * the current BL1 RW debug size plus a little space for growth.
+ */
+#define BL1_RO_BASE			SEC_ROM_BASE
+#define BL1_RO_LIMIT			(SEC_ROM_BASE + SEC_ROM_SIZE)
+#define BL1_RW_BASE			(BL1_RW_LIMIT - 0x12000)
+#define BL1_RW_LIMIT			(BL_RAM_BASE + BL_RAM_SIZE)
+
+/*
+ * BL2 specific defines.
+ *
+ * Put BL2 just below BL3-1. BL2_BASE is calculated using the current BL2 debug
+ * size plus a little space for growth.
+ */
+#define BL2_BASE			(BL31_BASE - 0x1D000)
+#define BL2_LIMIT			BL31_BASE
+
+/*
+ * BL3-1 specific defines.
+ *
+ * Put BL3-1 at the top of the Trusted SRAM. BL31_BASE is calculated using the
+ * current BL3-1 debug size plus a little space for growth.
+ */
+#define BL31_BASE			(BL31_LIMIT - 0x20000)
+#define BL31_LIMIT			(BL_RAM_BASE + BL_RAM_SIZE)
+#define BL31_PROGBITS_LIMIT		BL1_RW_BASE
+
+
+/*
+ * BL3-2 specific defines.
+ *
+ * BL3-2 can execute from Secure SRAM, or Secure DRAM.
+ */
+#define BL32_SRAM_BASE			BL_RAM_BASE
+#define BL32_SRAM_LIMIT			BL31_BASE
+#define BL32_DRAM_BASE			SEC_DRAM_BASE
+#define BL32_DRAM_LIMIT			(SEC_DRAM_BASE + SEC_DRAM_SIZE)
+
+#define SEC_SRAM_ID			0
+#define SEC_DRAM_ID			1
+
+#if BL32_RAM_LOCATION_ID == SEC_SRAM_ID
+# define BL32_MEM_BASE			BL_RAM_BASE
+# define BL32_MEM_SIZE			BL_RAM_SIZE
+# define BL32_BASE			BL32_SRAM_BASE
+# define BL32_LIMIT			BL32_SRAM_LIMIT
+#elif BL32_RAM_LOCATION_ID == SEC_DRAM_ID
+# define BL32_MEM_BASE			SEC_DRAM_BASE
+# define BL32_MEM_SIZE			SEC_DRAM_SIZE
+# define BL32_BASE			BL32_DRAM_BASE
+# define BL32_LIMIT			BL32_DRAM_LIMIT
+#else
+# error "Unsupported BL32_RAM_LOCATION_ID value"
+#endif
+#define BL32_SIZE			(BL32_LIMIT - BL32_BASE)
+
+#define NS_IMAGE_OFFSET			0x60000000
+
+#define ADDR_SPACE_SIZE			(1ull << 32)
+#define MAX_MMAP_REGIONS		8
+#define MAX_XLAT_TABLES			6
+#define MAX_IO_DEVICES			3
+#define MAX_IO_HANDLES			4
+
+/*
+ * PL011 related constants
+ */
+#define UART0_BASE			0x09000000
+#define UART1_BASE			0x09040000
+#define UART0_CLK_IN_HZ			1
+#define UART1_CLK_IN_HZ			1
+
+#define PLAT_QEMU_BOOT_UART_BASE	UART0_BASE
+#define PLAT_QEMU_BOOT_UART_CLK_IN_HZ	UART0_CLK_IN_HZ
+
+#define PLAT_QEMU_CRASH_UART_BASE	UART1_BASE
+#define PLAT_QEMU_CRASH_UART_CLK_IN_HZ	UART1_CLK_IN_HZ
+
+#define PLAT_QEMU_CONSOLE_BAUDRATE	115200
+
+#define QEMU_FLASH0_BASE		0x04000000
+#define QEMU_FLASH0_SIZE		0x04000000
+
+#define PLAT_QEMU_FIP_BASE		QEMU_FLASH0_BASE
+#define PLAT_QEMU_FIP_MAX_SIZE		QEMU_FLASH0_SIZE
+
+#define DEVICE0_BASE			0x08000000
+#define DEVICE0_SIZE			0x00021000
+#define DEVICE1_BASE			0x09000000
+#define DEVICE1_SIZE			0x00011000
+
+/*
+ * GIC related constants
+ */
+
+#define GICD_BASE			0x8000000
+#define GICC_BASE			0x8010000
+#define GICR_BASE			0
+
+
+#define QEMU_IRQ_SEC_SGI_0		8
+#define QEMU_IRQ_SEC_SGI_1		9
+#define QEMU_IRQ_SEC_SGI_2		10
+#define QEMU_IRQ_SEC_SGI_3		11
+#define QEMU_IRQ_SEC_SGI_4		12
+#define QEMU_IRQ_SEC_SGI_5		13
+#define QEMU_IRQ_SEC_SGI_6		14
+#define QEMU_IRQ_SEC_SGI_7		15
+
+/*
+ * DT related constants
+ */
+#define PLAT_QEMU_DT_BASE		NS_DRAM0_BASE
+#define PLAT_QEMU_DT_MAX_SIZE		0x10000
+
+/*
+ * System counter
+ */
+#define SYS_COUNTER_FREQ_IN_TICKS	((1000 * 1000 * 1000) / 16)
+
+#endif /* __PLATFORM_DEF_H__ */