riscv: Add exception codes for xcause register

This adds all exception codes in encoding.h.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Bin Meng 2018-12-12 06:12:37 -08:00 committed by Andes
parent ea53f1c742
commit 3967156464

View file

@ -85,6 +85,21 @@
#define IRQ_COP 12
#define IRQ_HOST 13
#define CAUSE_MISALIGNED_FETCH 0
#define CAUSE_FETCH_ACCESS 1
#define CAUSE_ILLEGAL_INSTRUCTION 2
#define CAUSE_BREAKPOINT 3
#define CAUSE_MISALIGNED_LOAD 4
#define CAUSE_LOAD_ACCESS 5
#define CAUSE_MISALIGNED_STORE 6
#define CAUSE_STORE_ACCESS 7
#define CAUSE_USER_ECALL 8
#define CAUSE_SUPERVISOR_ECALL 9
#define CAUSE_MACHINE_ECALL 11
#define CAUSE_FETCH_PAGE_FAULT 12
#define CAUSE_LOAD_PAGE_FAULT 13
#define CAUSE_STORE_PAGE_FAULT 15
#define DEFAULT_RSTVEC 0x00001000
#define DEFAULT_NMIVEC 0x00001004
#define DEFAULT_MTVEC 0x00001010