Merge pull request #579 from ashutoshksingh/master

pass r0-r6 as part of smc param

Merge pull request #579 from ashutoshksingh/master
pass r0-r6 as part of smc param
70fafab3 · danh-arm · 5d787dd9 · 56a6412d · 70fafab3
Commit 70fafab3 authored 9 years ago by danh-arm
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--- a/services/spd/opteed/opteed_main.c
+++ b/services/spd/opteed/opteed_main.c
@@ -265,6 +265,18 @@ uint64_t opteed_smc_handler(uint32_t smc_fid,
 		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,