New patch to review for coreboot: RISC-V: Add more debug info to debug printks

[Andrew Waterman]

Andrew Waterman ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/13736

-gerrit

commit dd6bed0fc56178143b57aa48bd0eaac6b9d355f1
Author: Andrew Waterman 
Date:   Thu Feb 18 16:11:52 2016 -0800

RISC-V: Add more debug info to debug printks

Change-Id: I49292e69a5636c675bb8ed7cfe4462ca8189487e
    Signed-off-by: Andrew Waterman 
---
 src/arch/riscv/trap_handler.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/arch/riscv/trap_handler.c b/src/arch/riscv/trap_handler.c
index 53bcbf9..ff3be56 100644
--- a/src/arch/riscv/trap_handler.c
+++ b/src/arch/riscv/trap_handler.c
@@ -65,7 +65,9 @@ void handle_supervisor_call(trapframe *tf) {
    		returnValue = mcall_shutdown();
    		break;
    	case SET_TIMER:
-			printk(BIOS_DEBUG, "Setting timer...\n");
+			printk(BIOS_DEBUG,
+			       "Setting timer to %p (current time is %p)...\n",
+			       (void *)arg0, (void *)rdtime());
    		returnValue = mcall_set_timer(arg0);
    		break;
    	case QUERY_MEMORY:
@@ -147,7 +149,8 @@ void trap_handler(trapframe *tf) {
    		printk(BIOS_DEBUG, "Trap: Environment call from M-mode\n");
    		break;
    	default:
-			printk(BIOS_DEBUG, "Trap: Unknown cause\n");
+			printk(BIOS_DEBUG, "Trap: Unknown cause %p\n",
+			       (void *)cause);
    		break;
    }
    printk(BIOS_DEBUG, "Stored ra: %p\n", (void*) tf->gpr[1]);