diff options
author | Uros Majstorovic <majstor@majstor.org> | 2020-08-05 03:39:22 +0200 |
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committer | Uros Majstorovic <majstor@majstor.org> | 2020-08-05 03:39:22 +0200 |
commit | cf7c06297d04bade9cd04c056f9ed510e64dd7bd (patch) | |
tree | a3b8cc23574b98e10874b51d33c9fe1bfc012663 /fw/fe310/bsp/include/sifive/devices/plic.h | |
parent | 5cd610a07468137066ea4daa5176c3e7045113b0 (diff) |
code -> fw
Diffstat (limited to 'fw/fe310/bsp/include/sifive/devices/plic.h')
-rw-r--r-- | fw/fe310/bsp/include/sifive/devices/plic.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/fw/fe310/bsp/include/sifive/devices/plic.h b/fw/fe310/bsp/include/sifive/devices/plic.h new file mode 100644 index 0000000..e1ca5d6 --- /dev/null +++ b/fw/fe310/bsp/include/sifive/devices/plic.h @@ -0,0 +1,31 @@ +// See LICENSE for license details. + +#ifndef PLIC_H +#define PLIC_H + +#include <sifive/const.h> + +// 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 */ |