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
11ENABLE_FEAT_RAS			:=	1
12
13RAS_FFH_SUPPORT			:=	0
14
15SDEI_SUPPORT			:=	0
16
17EL3_EXCEPTION_HANDLING		:=	0
18
19HANDLE_EA_EL3_FIRST_NS		:=	0
20
21CSS_SGI_CHIP_COUNT		:=	1
22
23CSS_SGI_PLATFORM_VARIANT	:=	0
24
25# Do not enable SVE
26ENABLE_SVE_FOR_NS		:=	0
27
28CTX_INCLUDE_FPREGS		:=	1
29
30INTERCONNECT_SOURCES	:=	${CSS_ENT_BASE}/sgi_interconnect.c
31
32PLAT_INCLUDES		+=	-I${CSS_ENT_BASE}/include
33
34# GIC-600 configuration
35GICV3_SUPPORT_GIC600	:=	1
36
37# Include GICv3 driver files
38include drivers/arm/gic/v3/gicv3.mk
39
40ENT_GIC_SOURCES		:=	${GICV3_SOURCES}		\
41				plat/common/plat_gicv3.c	\
42				plat/arm/common/arm_gicv3.c
43
44PLAT_BL_COMMON_SOURCES	+=	${CSS_ENT_BASE}/aarch64/sgi_helper.S
45
46BL1_SOURCES		+=	${INTERCONNECT_SOURCES}			\
47				drivers/arm/sbsa/sbsa.c
48
49BL2_SOURCES		+=	${CSS_ENT_BASE}/sgi_image_load.c	\
50				drivers/arm/css/sds/sds.c
51
52BL31_SOURCES		+=	${INTERCONNECT_SOURCES}			\
53				${ENT_GIC_SOURCES}			\
54				${CSS_ENT_BASE}/sgi_bl31_setup.c	\
55				${CSS_ENT_BASE}/sgi_topology.c
56
57ifeq (${RAS_FFH_SUPPORT},1)
58BL31_SOURCES		+=	${CSS_ENT_BASE}/sgi_ras.c
59endif
60
61ifneq (${RESET_TO_BL31},0)
62  $(error "Using BL31 as the reset vector is not supported on ${PLAT} platform. \
63  Please set RESET_TO_BL31 to 0.")
64endif
65
66$(eval $(call add_define,SGI_PLAT))
67
68$(eval $(call add_define,CSS_SGI_CHIP_COUNT))
69
70$(eval $(call add_define,CSS_SGI_PLATFORM_VARIANT))
71
72override CSS_LOAD_SCP_IMAGES	:=	0
73override NEED_BL2U		:=	no
74override ARM_PLAT_MT		:=	1
75override PSCI_EXTENDED_STATE_ID	:=	1
76override ARM_RECOM_STATE_ID_ENC	:=	1
77
78# System coherency is managed in hardware
79HW_ASSISTED_COHERENCY	:=	1
80
81# When building for systems with hardware-assisted coherency, there's no need to
82# use USE_COHERENT_MEM. Require that USE_COHERENT_MEM must be set to 0 too.
83USE_COHERENT_MEM	:=	0
84
85include plat/arm/common/arm_common.mk
86include plat/arm/css/common/css_common.mk
87include plat/arm/soc/common/soc_css.mk
88include plat/arm/board/common/board_common.mk
89