From 1bfa2445059a4248f82f097a94e4746b5adf2137 Mon Sep 17 00:00:00 2001 From: Anup Patel Date: Fri, 21 Dec 2018 14:06:17 +0530 Subject: [PATCH] lib: Fix delegate_traps() for Linux boot commit d403c70fb11fb55042ca3cef0dbe399ed87cc79b breaks Linux booting because of fewer exceptions delegated to S-mode. This patch fixes Linux booting by having all required exceptions delegated to S-mode. Signed-off-by: Anup Patel --- lib/sbi_hart.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/sbi_hart.c b/lib/sbi_hart.c index 09739b9..fae82c9 100644 --- a/lib/sbi_hart.c +++ b/lib/sbi_hart.c @@ -95,7 +95,10 @@ static int delegate_traps(u32 hartid) /* Send M-mode interrupts and most exceptions to S-mode */ interrupts = MIP_SSIP | MIP_STIP | MIP_SEIP; exceptions = (1U << CAUSE_MISALIGNED_FETCH) | + (1U << CAUSE_FETCH_PAGE_FAULT) | (1U << CAUSE_BREAKPOINT) | + (1U << CAUSE_LOAD_PAGE_FAULT) | + (1U << CAUSE_STORE_PAGE_FAULT) | (1U << CAUSE_USER_ECALL); }