1#
2# Copyright (c) 2018-2022, Arm Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6
7CSS_USE_SCMI_SDS_DRIVER		:=	1
8
9CSS_ENT_BASE			:=	plat/arm/css/sgi
10
11RAS_EXTENSION			:=	0
12
13SDEI_SUPPORT			:=	0
14
15EL3_EXCEPTION_HANDLING		:=	0
16
17HANDLE_EA_EL3_FIRST_NS		:=	0
18
19CSS_SGI_CHIP_COUNT		:=	1
20
21CSS_SGI_PLATFORM_VARIANT	:=	0
22
23# Do not enable SVE
24ENABLE_SVE_FOR_NS		:=	0
25
26CTX_INCLUDE_FPREGS		:=	1
27
28INTERCONNECT_SOURCES	:=	${CSS_ENT_BASE}/sgi_interconnect.c
29
30PLAT_INCLUDES		+=	-I${CSS_ENT_BASE}/include
31
32# GIC-600 configuration
33GICV3_SUPPORT_GIC600	:=	1
34
35# Include GICv3 driver files
36include drivers/arm/gic/v3/gicv3.mk
37
38ENT_GIC_SOURCES		:=	${GICV3_SOURCES}		\
39				plat/common/plat_gicv3.c	\
40				plat/arm/common/arm_gicv3.c
41
42PLAT_BL_COMMON_SOURCES	+=	${CSS_ENT_BASE}/aarch64/sgi_helper.S
43
44BL1_SOURCES		+=	${INTERCONNECT_SOURCES}			\
45				drivers/arm/sbsa/sbsa.c
46
47BL2_SOURCES		+=	${CSS_ENT_BASE}/sgi_image_load.c	\
48				drivers/arm/css/sds/sds.c
49
50BL31_SOURCES		+=	${INTERCONNECT_SOURCES}			\
51				${ENT_GIC_SOURCES}			\
52				${CSS_ENT_BASE}/sgi_bl31_setup.c	\
53				${CSS_ENT_BASE}/sgi_topology.c
54
55ifeq (${RAS_EXTENSION},1)
56BL31_SOURCES		+=	${CSS_ENT_BASE}/sgi_ras.c
57endif
58
59ifneq (${RESET_TO_BL31},0)
60  $(error "Using BL31 as the reset vector is not supported on ${PLAT} platform. \
61  Please set RESET_TO_BL31 to 0.")
62endif
63
64$(eval $(call add_define,SGI_PLAT))
65
66$(eval $(call add_define,CSS_SGI_CHIP_COUNT))
67
68$(eval $(call add_define,CSS_SGI_PLATFORM_VARIANT))
69
70override CSS_LOAD_SCP_IMAGES	:=	0
71override NEED_BL2U		:=	no
72override ARM_PLAT_MT		:=	1
73override PSCI_EXTENDED_STATE_ID	:=	1
74override ARM_RECOM_STATE_ID_ENC	:=	1
75
76# System coherency is managed in hardware
77HW_ASSISTED_COHERENCY	:=	1
78
79# When building for systems with hardware-assisted coherency, there's no need to
80# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
81USE_COHERENT_MEM	:=	0
82
83include plat/arm/common/arm_common.mk
84include plat/arm/css/common/css_common.mk
85include plat/arm/soc/common/soc_css.mk
86include plat/arm/board/common/board_common.mk
87