From 31578e285a21a749a49e3ac146feb8b02fcc7b52 Mon Sep 17 00:00:00 2001 From: Uros Majstorovic Date: Wed, 4 Dec 2019 06:11:35 +0100 Subject: added new metal sdk --- code/fe310/include/sifive/devices/plic.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 code/fe310/include/sifive/devices/plic.h (limited to 'code/fe310/include/sifive/devices/plic.h') diff --git a/code/fe310/include/sifive/devices/plic.h b/code/fe310/include/sifive/devices/plic.h new file mode 100644 index 0000000..e1ca5d6 --- /dev/null +++ b/code/fe310/include/sifive/devices/plic.h @@ -0,0 +1,31 @@ +// See LICENSE for license details. + +#ifndef PLIC_H +#define PLIC_H + +#include + +// 32 bits per source +#define PLIC_PRIORITY_OFFSET _AC(0x0000,UL) +#define PLIC_PRIORITY_SHIFT_PER_SOURCE 2 +// 1 bit per source (1 address) +#define PLIC_PENDING_OFFSET _AC(0x1000,UL) +#define PLIC_PENDING_SHIFT_PER_SOURCE 0 + +//0x80 per target +#define PLIC_ENABLE_OFFSET _AC(0x2000,UL) +#define PLIC_ENABLE_SHIFT_PER_TARGET 7 + + +#define PLIC_THRESHOLD_OFFSET _AC(0x200000,UL) +#define PLIC_CLAIM_OFFSET _AC(0x200004,UL) +#define PLIC_THRESHOLD_SHIFT_PER_TARGET 12 +#define PLIC_CLAIM_SHIFT_PER_TARGET 12 + +#define PLIC_MAX_SOURCE 1023 +#define PLIC_SOURCE_MASK 0x3FF + +#define PLIC_MAX_TARGET 15871 +#define PLIC_TARGET_MASK 0x3FFF + +#endif /* PLIC_H */ -- cgit v1.2.3