pass r0-r6 as part of smc param
In new communication protocol between optee os and linux driver,
r0-r6 registers are used. opteed need to copy these registers
as well when optee context registers are initialized.
Change-Id: Ifb47b73f847c61746cb58ea78411c1c71f208030
Signed-off-by: Ashutosh Singh <ashutosh.singh@arm.com>
diff --git a/services/spd/opteed/opteed_main.c b/services/spd/opteed/opteed_main.c
index 7796fc4..6b4b14a 100644
--- a/services/spd/opteed/opteed_main.c
+++ b/services/spd/opteed/opteed_main.c
@@ -265,6 +265,18 @@
cm_el1_sysregs_context_restore(SECURE);
cm_set_next_eret_context(SECURE);
+ write_ctx_reg(get_gpregs_ctx(&optee_ctx->cpu_ctx),
+ CTX_GPREG_X4,
+ read_ctx_reg(get_gpregs_ctx(handle),
+ CTX_GPREG_X4));
+ write_ctx_reg(get_gpregs_ctx(&optee_ctx->cpu_ctx),
+ CTX_GPREG_X5,
+ read_ctx_reg(get_gpregs_ctx(handle),
+ CTX_GPREG_X5));
+ write_ctx_reg(get_gpregs_ctx(&optee_ctx->cpu_ctx),
+ CTX_GPREG_X6,
+ read_ctx_reg(get_gpregs_ctx(handle),
+ CTX_GPREG_X6));
/* Propagate hypervisor client ID */
write_ctx_reg(get_gpregs_ctx(&optee_ctx->cpu_ctx),
CTX_GPREG_X7,
