trusty: generic-arm64-smcall: Support gicr address
Add SMC_GET_GIC_BASE_GICR option to SMC_FC_GET_REG_BASE and
SMC_FC64_GET_REG_BASE calls for returning the base address of the gic
redistributor added in gic version 3.
Bug: 122357256
Change-Id: Ia7c287040656515bab262588163e0c5fc8f13a21
diff --git a/services/spd/trusty/generic-arm64-smcall.c b/services/spd/trusty/generic-arm64-smcall.c
index 3ffc13d..5c3a628 100644
--- a/services/spd/trusty/generic-arm64-smcall.c
+++ b/services/spd/trusty/generic-arm64-smcall.c
@@ -16,11 +16,18 @@
#ifdef GICD_BASE
#define PLAT_ARM_GICD_BASE GICD_BASE
#define PLAT_ARM_GICC_BASE GICC_BASE
+#ifdef GICR_BASE
+#define PLAT_ARM_GICR_BASE GICR_BASE
+#endif
#else
#error PLAT_ARM_GICD_BASE or GICD_BASE must be defined
#endif
#endif
+#ifndef PLAT_ARM_GICR_BASE
+#define PLAT_ARM_GICR_BASE SMC_UNK
+#endif
+
int trusty_disable_serial_debug;
struct dputc_state {
@@ -57,12 +64,15 @@
static uint64_t trusty_get_reg_base(uint32_t reg)
{
switch (reg) {
- case 0:
+ case SMC_GET_GIC_BASE_GICD:
return PLAT_ARM_GICD_BASE;
- case 1:
+ case SMC_GET_GIC_BASE_GICC:
return PLAT_ARM_GICC_BASE;
+ case SMC_GET_GIC_BASE_GICR:
+ return PLAT_ARM_GICR_BASE;
+
default:
NOTICE("%s(0x%x) unknown reg\n", __func__, reg);
return SMC_UNK;
diff --git a/services/spd/trusty/generic-arm64-smcall.h b/services/spd/trusty/generic-arm64-smcall.h
index 06efc72..ac03469 100644
--- a/services/spd/trusty/generic-arm64-smcall.h
+++ b/services/spd/trusty/generic-arm64-smcall.h
@@ -23,5 +23,6 @@
*/
#define SMC_GET_GIC_BASE_GICD 0
#define SMC_GET_GIC_BASE_GICC 1
+#define SMC_GET_GIC_BASE_GICR 2
#define SMC_FC_GET_REG_BASE SMC_FASTCALL_NR(SMC_ENTITY_PLATFORM_MONITOR, 0x1)
#define SMC_FC64_GET_REG_BASE SMC_FASTCALL64_NR(SMC_ENTITY_PLATFORM_MONITOR, 0x1)
