[U-Boot] [PATCH 1/2][v2] board: freescale: ls1012a: Enable secure DDR on LS1012A platforms
Prabhakar Kushwaha
prabhakar.kushwaha at nxp.com
Fri Dec 30 07:07:07 CET 2016
PPA binary needs to be relocated on secure DDR, hence marking out
a portion of DDR as secure if CONFIG_SYS_MEM_RESERVE_SECURE flag
is set
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou at nxp.com>
Signed-off-by: Abhimanyu Saini <abhimanyu.saini at nxp.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha at nxp.com>
---
Changes for v2: Sending as it is
arch/arm/include/asm/arch-fsl-layerscape/config.h | 3 +++
board/freescale/ls1012afrdm/ls1012afrdm.c | 29 ++++++++++++++++++++++
board/freescale/ls1012aqds/ls1012aqds.c | 30 +++++++++++++++++++++++
board/freescale/ls1012ardb/ls1012ardb.c | 29 ++++++++++++++++++++++
include/configs/ls1012a_common.h | 1 +
5 files changed, 92 insertions(+)
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/config.h b/arch/arm/include/asm/arch-fsl-layerscape/config.h
index c50894a..c8b9787 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/config.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/config.h
@@ -186,6 +186,9 @@
#define GICD_BASE 0x01401000
#define GICC_BASE 0x01402000
+#define CONFIG_SYS_DDR_BLOCK1_SIZE ((phys_size_t)2 << 30)
+#define CONFIG_MAX_MEM_MAPPED CONFIG_SYS_DDR_BLOCK1_SIZE
+
#elif defined(CONFIG_ARCH_LS1046A)
#define CONFIG_SYS_FMAN_V3
#define CONFIG_SYS_NUM_FMAN 1
diff --git a/board/freescale/ls1012afrdm/ls1012afrdm.c b/board/freescale/ls1012afrdm/ls1012afrdm.c
index b03bdb8..c2432c3 100644
--- a/board/freescale/ls1012afrdm/ls1012afrdm.c
+++ b/board/freescale/ls1012afrdm/ls1012afrdm.c
@@ -85,3 +85,32 @@ int ft_board_setup(void *blob, bd_t *bd)
return 0;
}
+
+void dram_init_banksize(void)
+{
+ /*
+ * gd->arch.secure_ram tracks the location of secure memory.
+ * It was set as if the memory starts from 0.
+ * The address needs to add the offset of its bank.
+ */
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) {
+ gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE;
+ gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE;
+ gd->bd->bi_dram[1].size = gd->ram_size -
+ CONFIG_SYS_DDR_BLOCK1_SIZE;
+#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
+ gd->arch.secure_ram = gd->bd->bi_dram[1].start +
+ gd->arch.secure_ram -
+ CONFIG_SYS_DDR_BLOCK1_SIZE;
+ gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
+#endif
+ } else {
+ gd->bd->bi_dram[0].size = gd->ram_size;
+#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
+ gd->arch.secure_ram = gd->bd->bi_dram[0].start +
+ gd->arch.secure_ram;
+ gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
+#endif
+ }
+}
diff --git a/board/freescale/ls1012aqds/ls1012aqds.c b/board/freescale/ls1012aqds/ls1012aqds.c
index 94440b3..1562edd 100644
--- a/board/freescale/ls1012aqds/ls1012aqds.c
+++ b/board/freescale/ls1012aqds/ls1012aqds.c
@@ -21,6 +21,7 @@
#include <fsl_mmdc.h>
#include <spl.h>
#include <netdev.h>
+#include "../../../arch/arm/include/asm/global_data.h"
#include "../common/qixis.h"
#include "ls1012aqds_qixis.h"
@@ -131,3 +132,32 @@ int ft_board_setup(void *blob, bd_t *bd)
return 0;
}
#endif
+
+void dram_init_banksize(void)
+{
+ /*
+ * gd->arch.secure_ram tracks the location of secure memory.
+ * It was set as if the memory starts from 0.
+ * The address needs to add the offset of its bank.
+ */
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) {
+ gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE;
+ gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE;
+ gd->bd->bi_dram[1].size = gd->ram_size -
+ CONFIG_SYS_DDR_BLOCK1_SIZE;
+#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
+ gd->arch.secure_ram = gd->bd->bi_dram[1].start +
+ gd->arch.secure_ram -
+ CONFIG_SYS_DDR_BLOCK1_SIZE;
+ gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
+#endif
+ } else {
+ gd->bd->bi_dram[0].size = gd->ram_size;
+#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
+ gd->arch.secure_ram = gd->bd->bi_dram[0].start +
+ gd->arch.secure_ram;
+ gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
+#endif
+ }
+}
diff --git a/board/freescale/ls1012ardb/ls1012ardb.c b/board/freescale/ls1012ardb/ls1012ardb.c
index 778434d..bc05fbe 100644
--- a/board/freescale/ls1012ardb/ls1012ardb.c
+++ b/board/freescale/ls1012ardb/ls1012ardb.c
@@ -121,3 +121,32 @@ int ft_board_setup(void *blob, bd_t *bd)
return 0;
}
+
+void dram_init_banksize(void)
+{
+ /*
+ * gd->secure_ram tracks the location of secure memory.
+ * It was set as if the memory starts from 0.
+ * The address needs to add the offset of its bank.
+ */
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) {
+ gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE;
+ gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE;
+ gd->bd->bi_dram[1].size = gd->ram_size -
+ CONFIG_SYS_DDR_BLOCK1_SIZE;
+#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
+ gd->arch.secure_ram = gd->bd->bi_dram[1].start +
+ gd->arch.secure_ram -
+ CONFIG_SYS_DDR_BLOCK1_SIZE;
+ gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
+#endif
+ } else {
+ gd->bd->bi_dram[0].size = gd->ram_size;
+#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
+ gd->arch.secure_ram = gd->bd->bi_dram[0].start +
+ gd->arch.secure_ram;
+ gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED;
+#endif
+ }
+}
diff --git a/include/configs/ls1012a_common.h b/include/configs/ls1012a_common.h
index 20f0c61..5b2d488 100644
--- a/include/configs/ls1012a_common.h
+++ b/include/configs/ls1012a_common.h
@@ -32,6 +32,7 @@
#define CONFIG_SYS_DDR_SDRAM_BASE 0x80000000
#define CONFIG_SYS_FSL_DDR_SDRAM_BASE_PHY 0
#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_SDRAM_BASE
+#define CONFIG_SYS_DDR_BLOCK2_BASE 0x880000000ULL
/* Generic Timer Definitions */
#define COUNTER_FREQUENCY CONFIG_SYS_CLK_FREQ/4 /* 25MHz */
--
2.7.4
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