diff mbox series

[v6,6/6] xen/riscv: test basic handling stuff

Message ID 90e4f333ded1a18e5c0e0b389580ed5d25e0272a.1685359848.git.oleksii.kurochko@gmail.com (mailing list archive)
State Superseded
Headers show
Series RISCV basic exception handling implementation | expand

Commit Message

Oleksii Kurochko May 29, 2023, 12:13 p.m. UTC 
Signed-off-by: Oleksii Kurochko <oleksii.kurochko@gmail.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
---
Changes in V6:
  - Nothing changed
---
Changes in V5:
  - Nothing changed
---
Changes in V4:
  - Add Acked-by: Alistair Francis <alistair.francis@wdc.com>
---
Changes in V3:
  - Nothing changed
---
Changes in V2:
  - Nothing changed
---
 xen/arch/riscv/setup.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
diff mbox series

Patch

diff --git a/xen/arch/riscv/setup.c b/xen/arch/riscv/setup.c
index 1cae0e5ccc..481d88249d 100644
--- a/xen/arch/riscv/setup.c
+++ b/xen/arch/riscv/setup.c
@@ -1,3 +1,4 @@ 
+#include <xen/bug.h>
 #include <xen/compile.h>
 #include <xen/init.h>
 
@@ -9,6 +10,20 @@ 
 unsigned char __initdata cpu0_boot_stack[STACK_SIZE]
     __aligned(STACK_SIZE);
 
+static void test_run_in_exception(struct cpu_user_regs *regs)
+{
+    early_printk("If you see this message, ");
+    early_printk("run_in_exception_handler is most likely working\n");
+}
+
+static void test_macros_from_bug_h(void)
+{
+    run_in_exception_handler(test_run_in_exception);
+    WARN();
+    early_printk("If you see this message, ");
+    early_printk("WARN is most likely working\n");
+}
+
 void __init noreturn start_xen(unsigned long bootcpu_id,
                                paddr_t dtb_addr)
 {
@@ -28,6 +43,8 @@  void __init noreturn cont_after_mmu_is_enabled(void)
 {
     trap_init();
 
+    test_macros_from_bug_h();
+
     early_printk("All set up\n");
 
     for ( ;; )