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lib: utils/irqchip: Generate FDT irqchip driver list at compile-time

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Instead of having FDT irqchip driver list hard-coded in the C source,
we generate it using carray.sh at compile-time.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
This commit is contained in:
Anup Patel
2022-05-13 09:26:27 +05:30
committed by Anup Patel
parent bfeb305e0f
commit 3a69d12fc3
3 changed files with 16 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
lib/utils/irqchip/fdt_irqchip.c
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@@ -12,15 +12,9 @@
#include <sbi_utils/fdt/fdt_helper.h> #include <sbi_utils/fdt/fdt_helper.h>
#include <sbi_utils/irqchip/fdt_irqchip.h> #include <sbi_utils/irqchip/fdt_irqchip.h>
extern struct fdt_irqchip fdt_irqchip_aplic; /* List of FDT irqchip drivers generated at compile time */
extern struct fdt_irqchip fdt_irqchip_imsic; extern struct fdt_irqchip *fdt_irqchip_drivers[];
extern struct fdt_irqchip fdt_irqchip_plic; extern unsigned long fdt_irqchip_drivers_size;
static struct fdt_irqchip *irqchip_drivers[] = {
&fdt_irqchip_aplic,
&fdt_irqchip_imsic,
&fdt_irqchip_plic
};
#define FDT_IRQCHIP_MAX_DRIVERS 8 #define FDT_IRQCHIP_MAX_DRIVERS 8
@@ -61,8 +55,8 @@ static int fdt_irqchip_cold_init(void)
const struct fdt_match *match; const struct fdt_match *match;
void *fdt = fdt_get_address(); void *fdt = fdt_get_address();
for (pos = 0; pos < array_size(irqchip_drivers); pos++) { for (pos = 0; pos < fdt_irqchip_drivers_size; pos++) {
drv = irqchip_drivers[pos]; drv = fdt_irqchip_drivers[pos];
noff = -1; noff = -1;
drv_added = false; drv_added = false;

3
lib/utils/irqchip/fdt_irqchip_drivers.carray Normal file
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@@ -0,0 +1,3 @@
HEADER: sbi_utils/irqchip/fdt_irqchip.h
TYPE: struct fdt_irqchip
NAME: fdt_irqchip_drivers

8
lib/utils/irqchip/objects.mk
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@@ -8,9 +8,17 @@
# #
libsbiutils-objs-y += irqchip/fdt_irqchip.o libsbiutils-objs-y += irqchip/fdt_irqchip.o
libsbiutils-objs-y += irqchip/fdt_irqchip_drivers.o
carray-fdt_irqchip_drivers-y += fdt_irqchip_aplic
libsbiutils-objs-y += irqchip/fdt_irqchip_aplic.o libsbiutils-objs-y += irqchip/fdt_irqchip_aplic.o
carray-fdt_irqchip_drivers-y += fdt_irqchip_imsic
libsbiutils-objs-y += irqchip/fdt_irqchip_imsic.o libsbiutils-objs-y += irqchip/fdt_irqchip_imsic.o
carray-fdt_irqchip_drivers-y += fdt_irqchip_plic
libsbiutils-objs-y += irqchip/fdt_irqchip_plic.o libsbiutils-objs-y += irqchip/fdt_irqchip_plic.o
libsbiutils-objs-y += irqchip/aplic.o libsbiutils-objs-y += irqchip/aplic.o
libsbiutils-objs-y += irqchip/imsic.o libsbiutils-objs-y += irqchip/imsic.o
libsbiutils-objs-y += irqchip/plic.o libsbiutils-objs-y += irqchip/plic.o