Merge "stm32mp1: use last page of SYSRAM as SCMI shared memory" into integration
diff --git a/plat/st/stm32mp1/sp_min/sp_min_setup.c b/plat/st/stm32mp1/sp_min/sp_min_setup.c
index e1799ed..1f96239 100644
--- a/plat/st/stm32mp1/sp_min/sp_min_setup.c
+++ b/plat/st/stm32mp1/sp_min/sp_min_setup.c
@@ -77,7 +77,25 @@
return next_image_info;
}
+CASSERT((STM32MP_SEC_SYSRAM_BASE == STM32MP_SYSRAM_BASE) &&
+ ((STM32MP_SEC_SYSRAM_BASE + STM32MP_SEC_SYSRAM_SIZE) <=
+ (STM32MP_SYSRAM_BASE + STM32MP_SYSRAM_SIZE)),
+ assert_secure_sysram_fits_at_begining_of_sysram);
+
+#ifdef STM32MP_NS_SYSRAM_BASE
+CASSERT((STM32MP_NS_SYSRAM_BASE >= STM32MP_SEC_SYSRAM_BASE) &&
+ ((STM32MP_NS_SYSRAM_BASE + STM32MP_NS_SYSRAM_SIZE) ==
+ (STM32MP_SYSRAM_BASE + STM32MP_SYSRAM_SIZE)),
+ assert_non_secure_sysram_fits_at_end_of_sysram);
+
+CASSERT((STM32MP_NS_SYSRAM_BASE & (PAGE_SIZE_4KB - U(1))) == 0U,
+ assert_non_secure_sysram_base_is_4kbyte_aligned);
+
+#define TZMA1_SECURE_RANGE \
+ (((STM32MP_NS_SYSRAM_BASE - STM32MP_SYSRAM_BASE) >> FOUR_KB_SHIFT) - 1U)
+#else
#define TZMA1_SECURE_RANGE STM32MP1_ETZPC_TZMA_ALL_SECURE
+#endif /* STM32MP_NS_SYSRAM_BASE */
#define TZMA0_SECURE_RANGE STM32MP1_ETZPC_TZMA_ALL_SECURE
static void stm32mp1_etzpc_early_setup(void)
diff --git a/plat/st/stm32mp1/stm32mp1_def.h b/plat/st/stm32mp1/stm32mp1_def.h
index 0a12b6e..4fae2d7 100644
--- a/plat/st/stm32mp1/stm32mp1_def.h
+++ b/plat/st/stm32mp1/stm32mp1_def.h
@@ -56,6 +56,15 @@
#define STM32MP_SYSRAM_BASE U(0x2FFC0000)
#define STM32MP_SYSRAM_SIZE U(0x00040000)
+#define STM32MP_NS_SYSRAM_SIZE PAGE_SIZE
+#define STM32MP_NS_SYSRAM_BASE (STM32MP_SYSRAM_BASE + \
+ STM32MP_SYSRAM_SIZE - \
+ STM32MP_NS_SYSRAM_SIZE)
+
+#define STM32MP_SEC_SYSRAM_BASE STM32MP_SYSRAM_BASE
+#define STM32MP_SEC_SYSRAM_SIZE (STM32MP_SYSRAM_SIZE - \
+ STM32MP_NS_SYSRAM_SIZE)
+
/* DDR configuration */
#define STM32MP_DDR_BASE U(0xC0000000)
#define STM32MP_DDR_MAX_SIZE U(0x40000000) /* Max 1GB */
@@ -81,18 +90,18 @@
/* 256 Octets reserved for header */
#define STM32MP_HEADER_SIZE U(0x00000100)
-#define STM32MP_BINARY_BASE (STM32MP_SYSRAM_BASE + \
+#define STM32MP_BINARY_BASE (STM32MP_SEC_SYSRAM_BASE + \
STM32MP_PARAM_LOAD_SIZE + \
STM32MP_HEADER_SIZE)
-#define STM32MP_BINARY_SIZE (STM32MP_SYSRAM_SIZE - \
+#define STM32MP_BINARY_SIZE (STM32MP_SEC_SYSRAM_SIZE - \
(STM32MP_PARAM_LOAD_SIZE + \
STM32MP_HEADER_SIZE))
#ifdef AARCH32_SP_OPTEE
#define STM32MP_BL32_SIZE U(0)
-#define STM32MP_OPTEE_BASE STM32MP_SYSRAM_BASE
+#define STM32MP_OPTEE_BASE STM32MP_SEC_SYSRAM_BASE
#define STM32MP_OPTEE_SIZE (STM32MP_DTB_BASE - \
STM32MP_OPTEE_BASE)
@@ -104,8 +113,8 @@
#endif
#endif
-#define STM32MP_BL32_BASE (STM32MP_SYSRAM_BASE + \
- STM32MP_SYSRAM_SIZE - \
+#define STM32MP_BL32_BASE (STM32MP_SEC_SYSRAM_BASE + \
+ STM32MP_SEC_SYSRAM_SIZE - \
STM32MP_BL32_SIZE)
#ifdef AARCH32_SP_OPTEE
diff --git a/plat/st/stm32mp1/stm32mp1_private.c b/plat/st/stm32mp1/stm32mp1_private.c
index 779228d..fd60db2 100644
--- a/plat/st/stm32mp1/stm32mp1_private.c
+++ b/plat/st/stm32mp1/stm32mp1_private.c
@@ -30,13 +30,30 @@
BOARD_ID_REVISION_SHIFT)
#define BOARD_ID2BOM(_id) ((_id) & BOARD_ID_BOM_MASK)
-#define MAP_SRAM MAP_REGION_FLAT(STM32MP_SYSRAM_BASE, \
+#if defined(IMAGE_BL2)
+#define MAP_SEC_SYSRAM MAP_REGION_FLAT(STM32MP_SYSRAM_BASE, \
STM32MP_SYSRAM_SIZE, \
MT_MEMORY | \
MT_RW | \
MT_SECURE | \
MT_EXECUTE_NEVER)
+#elif defined(IMAGE_BL32)
+#define MAP_SEC_SYSRAM MAP_REGION_FLAT(STM32MP_SEC_SYSRAM_BASE, \
+ STM32MP_SEC_SYSRAM_SIZE, \
+ MT_MEMORY | \
+ MT_RW | \
+ MT_SECURE | \
+ MT_EXECUTE_NEVER)
+/* Non-secure SYSRAM is used a uncached memory for SCMI message transfer */
+#define MAP_NS_SYSRAM MAP_REGION_FLAT(STM32MP_NS_SYSRAM_BASE, \
+ STM32MP_NS_SYSRAM_SIZE, \
+ MT_DEVICE | \
+ MT_RW | \
+ MT_NS | \
+ MT_EXECUTE_NEVER)
+#endif
+
#define MAP_DEVICE1 MAP_REGION_FLAT(STM32MP1_DEVICE1_BASE, \
STM32MP1_DEVICE1_SIZE, \
MT_DEVICE | \
@@ -53,7 +70,7 @@
#if defined(IMAGE_BL2)
static const mmap_region_t stm32mp1_mmap[] = {
- MAP_SRAM,
+ MAP_SEC_SYSRAM,
MAP_DEVICE1,
MAP_DEVICE2,
{0}
@@ -61,7 +78,8 @@
#endif
#if defined(IMAGE_BL32)
static const mmap_region_t stm32mp1_mmap[] = {
- MAP_SRAM,
+ MAP_SEC_SYSRAM,
+ MAP_NS_SYSRAM,
MAP_DEVICE1,
MAP_DEVICE2,
{0}