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[RFC,v1,3/6] xen/arm: Allow platform_hvc to handle guest SMC calls

Message ID 1485796915-9372-4-git-send-email-edgar.iglesias@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Edgar E. Iglesias Jan. 30, 2017, 5:21 p.m. UTC 
From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>

Allow platform_hvc to handle guest SMC calls (as well as
HVC calls) in a platform specific way.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
---
 xen/arch/arm/traps.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index e8cd111..1925122 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -2622,6 +2622,9 @@  static void do_trap_smc(struct cpu_user_regs *regs, const union hsr hsr)
     if ( current->domain->arch.monitor.privileged_call_enabled )
         rc = monitor_smc();
 
+    if ( platform_hvc(regs) )
+        rc = 1;
+
     if ( rc != 1 )
         inject_undef_exception(regs, hsr);
 }