feat(sgi): add page table translation entry for secure uart
Add page table translation entry for secure uart so that logs from
secure partition can be routed via the same.
Signed-off-by: Rohit Mathew <rohit.mathew@arm.com>
Change-Id: I3416d114bcee13824a7d0861ee54fb799e154897
diff --git a/plat/arm/css/sgi/include/sgi_base_platform_def.h b/plat/arm/css/sgi/include/sgi_base_platform_def.h
index 9c3beb5..93609b9 100644
--- a/plat/arm/css/sgi/include/sgi_base_platform_def.h
+++ b/plat/arm/css/sgi/include/sgi_base_platform_def.h
@@ -35,8 +35,8 @@
# if SPM_MM
# define PLAT_ARM_MMAP_ENTRIES (9 + ((CSS_SGI_CHIP_COUNT - 1) * 3))
# define MAX_XLAT_TABLES (7 + ((CSS_SGI_CHIP_COUNT - 1) * 3))
-# define PLAT_SP_IMAGE_MMAP_REGIONS 9
-# define PLAT_SP_IMAGE_MAX_XLAT_TABLES 11
+# define PLAT_SP_IMAGE_MMAP_REGIONS 10
+# define PLAT_SP_IMAGE_MAX_XLAT_TABLES 12
# else
# define PLAT_ARM_MMAP_ENTRIES (5 + ((CSS_SGI_CHIP_COUNT - 1) * 3))
# define MAX_XLAT_TABLES (6 + ((CSS_SGI_CHIP_COUNT - 1) * 3))
@@ -273,4 +273,18 @@
CSS_SGI_REMOTE_CHIP_MEM_OFFSET(n) + ARM_DRAM2_END, \
ARM_TZC_NS_DRAM_S_ACCESS, PLAT_ARM_TZC_NS_DEV_ACCESS}
+#if SPM_MM
+
+/*
+ * Stand-alone MM logs would be routed via secure UART. Define page table
+ * entry for secure UART which would be common to all platforms.
+ */
+#define SOC_PLATFORM_SECURE_UART MAP_REGION_FLAT( \
+ SOC_CSS_SEC_UART_BASE, \
+ SOC_CSS_UART_SIZE, \
+ MT_DEVICE | MT_RW | \
+ MT_SECURE | MT_USER)
+
+#endif
+
#endif /* SGI_BASE_PLATFORM_DEF_H */
diff --git a/plat/arm/css/sgi/sgi_plat.c b/plat/arm/css/sgi/sgi_plat.c
index 20c52e9..a0199c3 100644
--- a/plat/arm/css/sgi/sgi_plat.c
+++ b/plat/arm/css/sgi/sgi_plat.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2018-2021, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2022, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -89,6 +89,7 @@
const mmap_region_t plat_arm_secure_partition_mmap[] = {
PLAT_ARM_SECURE_MAP_SYSTEMREG,
PLAT_ARM_SECURE_MAP_NOR2,
+ SOC_PLATFORM_SECURE_UART,
PLAT_ARM_SECURE_MAP_DEVICE,
ARM_SP_IMAGE_MMAP,
ARM_SP_IMAGE_NS_BUF_MMAP,
diff --git a/plat/arm/css/sgi/sgi_plat_v2.c b/plat/arm/css/sgi/sgi_plat_v2.c
index 1a2a966..cef5345 100644
--- a/plat/arm/css/sgi/sgi_plat_v2.c
+++ b/plat/arm/css/sgi/sgi_plat_v2.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2021-2022, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -83,6 +83,7 @@
const mmap_region_t plat_arm_secure_partition_mmap[] = {
PLAT_ARM_SECURE_MAP_SYSTEMREG,
PLAT_ARM_SECURE_MAP_NOR2,
+ SOC_PLATFORM_SECURE_UART,
SOC_PLATFORM_PERIPH_MAP_DEVICE_USER,
ARM_SP_IMAGE_MMAP,
ARM_SP_IMAGE_NS_BUF_MMAP,