[PATCH v3 09/15] lib: utils/irqchip: Use kconfig for enabling/disabling drivers
Anup Patel
apatel at ventanamicro.com
Tue Jul 19 06:18:31 PDT 2022
We update irqchip drivers makefile to use kconfig for enabling/disabling
drivers. To avoid compile errors, we also enable appropriate irqchip
drivers for each platform.
Signed-off-by: Anup Patel <apatel at ventanamicro.com>
---
include/sbi_utils/irqchip/fdt_irqchip.h | 10 +++++++
include/sbi_utils/irqchip/imsic.h | 10 +++++++
lib/utils/Kconfig | 2 ++
lib/utils/irqchip/Kconfig | 40 +++++++++++++++++++++++++
lib/utils/irqchip/objects.mk | 22 +++++++-------
platform/andes/ae350/Kconfig | 1 +
platform/fpga/ariane/Kconfig | 1 +
platform/fpga/openpiton/Kconfig | 1 +
platform/generic/configs/defconfig | 4 +++
platform/kendryte/k210/Kconfig | 1 +
platform/nuclei/ux600/Kconfig | 1 +
platform/template/Kconfig | 1 +
12 files changed, 83 insertions(+), 11 deletions(-)
create mode 100644 lib/utils/irqchip/Kconfig
diff --git a/include/sbi_utils/irqchip/fdt_irqchip.h b/include/sbi_utils/irqchip/fdt_irqchip.h
index 13ef6f7..63e9fd9 100644
--- a/include/sbi_utils/irqchip/fdt_irqchip.h
+++ b/include/sbi_utils/irqchip/fdt_irqchip.h
@@ -12,6 +12,8 @@
#include <sbi/sbi_types.h>
+#ifdef CONFIG_FDT_IRQCHIP
+
struct fdt_irqchip {
const struct fdt_match *match_table;
int (*cold_init)(void *fdt, int nodeoff, const struct fdt_match *match);
@@ -23,4 +25,12 @@ void fdt_irqchip_exit(void);
int fdt_irqchip_init(bool cold_boot);
+#else
+
+static inline void fdt_irqchip_exit(void) { }
+
+static inline int fdt_irqchip_init(bool cold_boot) { return 0; }
+
+#endif
+
#endif
diff --git a/include/sbi_utils/irqchip/imsic.h b/include/sbi_utils/irqchip/imsic.h
index cffcb5a..e295771 100644
--- a/include/sbi_utils/irqchip/imsic.h
+++ b/include/sbi_utils/irqchip/imsic.h
@@ -33,6 +33,8 @@ struct imsic_data {
struct imsic_regs regs[IMSIC_MAX_REGS];
};
+#ifdef CONFIG_IRQCHIP_IMSIC
+
int imsic_map_hartid_to_data(u32 hartid, struct imsic_data *imsic, int file);
struct imsic_data *imsic_get_data(u32 hartid);
@@ -47,4 +49,12 @@ int imsic_data_check(struct imsic_data *imsic);
int imsic_cold_irqchip_init(struct imsic_data *imsic);
+#else
+
+static inline void imsic_local_irqchip_init(void) { }
+
+static inline int imsic_data_check(struct imsic_data *imsic) { return 0; }
+
+#endif
+
#endif
diff --git a/lib/utils/Kconfig b/lib/utils/Kconfig
index 50d9770..3f315fd 100644
--- a/lib/utils/Kconfig
+++ b/lib/utils/Kconfig
@@ -4,6 +4,8 @@ menu "Utils and Drivers Support"
source "$(OPENSBI_SRC_DIR)/lib/utils/ipi/Kconfig"
+source "$(OPENSBI_SRC_DIR)/lib/utils/irqchip/Kconfig"
+
source "$(OPENSBI_SRC_DIR)/lib/utils/reset/Kconfig"
source "$(OPENSBI_SRC_DIR)/lib/utils/serial/Kconfig"
diff --git a/lib/utils/irqchip/Kconfig b/lib/utils/irqchip/Kconfig
new file mode 100644
index 0000000..6a7e297
--- /dev/null
+++ b/lib/utils/irqchip/Kconfig
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: BSD-2-Clause
+
+menu "Interrupt Controller Support"
+
+config FDT_IRQCHIP
+ bool "FDT based interrupt controller drivers"
+ default n
+
+if FDT_IRQCHIP
+
+config FDT_IRQCHIP_APLIC
+ bool "Advanced Platform Level Interrupt Controller (APLIC) FDT driver"
+ select IRQCHIP_APLIC
+ default n
+
+config FDT_IRQCHIP_IMSIC
+ bool "Incoming Message Signalled Interrupt Controller (IMSIC) FDT driver"
+ select IRQCHIP_IMSIC
+ default n
+
+config FDT_IRQCHIP_PLIC
+ bool "Platform Level Interrupt Controller (PLIC) FDT driver"
+ select IRQCHIP_PLIC
+ default n
+
+endif
+
+config IRQCHIP_APLIC
+ bool "Advanced Platform Level Interrupt Controller (APLIC) support"
+ default n
+
+config IRQCHIP_IMSIC
+ bool "Incoming Message Signalled Interrupt Controller (IMSIC) support"
+ default n
+
+config IRQCHIP_PLIC
+ bool "Platform Level Interrupt Controller (PLIC) support"
+ default n
+
+endmenu
diff --git a/lib/utils/irqchip/objects.mk b/lib/utils/irqchip/objects.mk
index 7775bc4..e458891 100644
--- a/lib/utils/irqchip/objects.mk
+++ b/lib/utils/irqchip/objects.mk
@@ -7,18 +7,18 @@
# Anup Patel <anup.patel at wdc.com>
#
-libsbiutils-objs-y += irqchip/fdt_irqchip.o
-libsbiutils-objs-y += irqchip/fdt_irqchip_drivers.o
+libsbiutils-objs-$(CONFIG_FDT_IRQCHIP) += irqchip/fdt_irqchip.o
+libsbiutils-objs-$(CONFIG_FDT_IRQCHIP) += irqchip/fdt_irqchip_drivers.o
-carray-fdt_irqchip_drivers-y += fdt_irqchip_aplic
-libsbiutils-objs-y += irqchip/fdt_irqchip_aplic.o
+carray-fdt_irqchip_drivers-$(CONFIG_FDT_IRQCHIP_APLIC) += fdt_irqchip_aplic
+libsbiutils-objs-$(CONFIG_FDT_IRQCHIP_APLIC) += irqchip/fdt_irqchip_aplic.o
-carray-fdt_irqchip_drivers-y += fdt_irqchip_imsic
-libsbiutils-objs-y += irqchip/fdt_irqchip_imsic.o
+carray-fdt_irqchip_drivers-$(CONFIG_FDT_IRQCHIP_IMSIC) += fdt_irqchip_imsic
+libsbiutils-objs-$(CONFIG_FDT_IRQCHIP_IMSIC) += irqchip/fdt_irqchip_imsic.o
-carray-fdt_irqchip_drivers-y += fdt_irqchip_plic
-libsbiutils-objs-y += irqchip/fdt_irqchip_plic.o
+carray-fdt_irqchip_drivers-$(CONFIG_FDT_IRQCHIP_PLIC) += fdt_irqchip_plic
+libsbiutils-objs-$(CONFIG_FDT_IRQCHIP_PLIC) += irqchip/fdt_irqchip_plic.o
-libsbiutils-objs-y += irqchip/aplic.o
-libsbiutils-objs-y += irqchip/imsic.o
-libsbiutils-objs-y += irqchip/plic.o
+libsbiutils-objs-$(CONFIG_IRQCHIP_APLIC) += irqchip/aplic.o
+libsbiutils-objs-$(CONFIG_IRQCHIP_IMSIC) += irqchip/imsic.o
+libsbiutils-objs-$(CONFIG_IRQCHIP_PLIC) += irqchip/plic.o
diff --git a/platform/andes/ae350/Kconfig b/platform/andes/ae350/Kconfig
index 162d19c..87deab0 100644
--- a/platform/andes/ae350/Kconfig
+++ b/platform/andes/ae350/Kconfig
@@ -2,5 +2,6 @@
config PLATFORM_ANDES_AE350
bool
+ select IRQCHIP_PLIC
select SERIAL_UART8250
default y
diff --git a/platform/fpga/ariane/Kconfig b/platform/fpga/ariane/Kconfig
index 0bc1597..5a720d9 100644
--- a/platform/fpga/ariane/Kconfig
+++ b/platform/fpga/ariane/Kconfig
@@ -3,6 +3,7 @@
config PLATFORM_ARIANE_FPGA
bool
select IPI_MSWI
+ select IRQCHIP_PLIC
select SERIAL_UART8250
select TIMER_MTIMER
default y
diff --git a/platform/fpga/openpiton/Kconfig b/platform/fpga/openpiton/Kconfig
index 0e4e3ba..973906e 100644
--- a/platform/fpga/openpiton/Kconfig
+++ b/platform/fpga/openpiton/Kconfig
@@ -3,6 +3,7 @@
config PLATFORM_OPENPITON_FPGA
bool
select IPI_MSWI
+ select IRQCHIP_PLIC
select SERIAL_UART8250
select TIMER_MTIMER
default y
diff --git a/platform/generic/configs/defconfig b/platform/generic/configs/defconfig
index e218c32..ad66a63 100644
--- a/platform/generic/configs/defconfig
+++ b/platform/generic/configs/defconfig
@@ -1,5 +1,9 @@
CONFIG_FDT_IPI=y
CONFIG_FDT_IPI_MSWI=y
+CONFIG_FDT_IRQCHIP=y
+CONFIG_FDT_IRQCHIP_APLIC=y
+CONFIG_FDT_IRQCHIP_IMSIC=y
+CONFIG_FDT_IRQCHIP_PLIC=y
CONFIG_FDT_RESET=y
CONFIG_FDT_RESET_GPIO=y
CONFIG_FDT_RESET_HTIF=y
diff --git a/platform/kendryte/k210/Kconfig b/platform/kendryte/k210/Kconfig
index 685a5cd..2a1daaa 100644
--- a/platform/kendryte/k210/Kconfig
+++ b/platform/kendryte/k210/Kconfig
@@ -3,6 +3,7 @@
config PLATFORM_KENDRYTE_K210
bool
select IPI_MSWI
+ select IRQCHIP_PLIC
select SERIAL_SIFIVE
select TIMER_MTIMER
default y
diff --git a/platform/nuclei/ux600/Kconfig b/platform/nuclei/ux600/Kconfig
index cd995a3..464802e 100644
--- a/platform/nuclei/ux600/Kconfig
+++ b/platform/nuclei/ux600/Kconfig
@@ -3,6 +3,7 @@
config PLATFORM_NUCLEI_UX600
bool
select IPI_MSWI
+ select IRQCHIP_PLIC
select SERIAL_SIFIVE
select TIMER_MTIMER
default y
diff --git a/platform/template/Kconfig b/platform/template/Kconfig
index 672b6e7..8338425 100644
--- a/platform/template/Kconfig
+++ b/platform/template/Kconfig
@@ -3,6 +3,7 @@
config PLATFORM_TEMPLATE
bool
select IPI_MSWI
+ select IRQCHIP_PLIC
select SERIAL_UART8250
select TIMER_MTIMER
default y
--
2.34.1
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