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lib: utils/irqchip: Add IMSIC library

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We add simple IMSIC library which is independent of hardware description
format (FDT or ACPI). This IMSIC library can be used by custom OpenSBI
platform support to setup IMSIC for external interrupts.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
This commit is contained in:
Anup Patel
2021-04-20 16:33:40 +05:30
committed by Anup Patel
parent 55e79f823d
commit 9f73669959
3 changed files with 338 additions and 0 deletions
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lib/utils/irqchip/objects.mk
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@@ -9,4 +9,5 @@
libsbiutils-objs-y += irqchip/fdt_irqchip.o
libsbiutils-objs-y += irqchip/fdt_irqchip_plic.o
libsbiutils-objs-y += irqchip/imsic.o
libsbiutils-objs-y += irqchip/plic.o