SECURE_BOOT: Enable SD as a source for bootscript

Add support for reading bootscript and bootscript header from SD. Also
renamed macros *_FLASH to *_DEVICE to represent SD alongwith NAND and
NOR flash.

Reviewed-by: Aneesh Bansal <aneesh.bansal@nxp.com>
Signed-off-by: Sumit Garg <sumit.garg@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/include/asm/fsl_secure_boot.h

@@ -78,37 +78,52 @@
 	"setenv hwconfig \'fsl_ddr:ctlr_intlv=null,bank_intlv=null\';"
 #else
 #define CONFIG_EXTRA_ENV \
-	"setenv fdt_high 0xcfffffff;"	\
-	"setenv initrd_high 0xcfffffff;"	\
+	"setenv fdt_high 0xffffffff;"	\
+	"setenv initrd_high 0xffffffff;"	\
 	"setenv hwconfig \'fsl_ddr:ctlr_intlv=null,bank_intlv=null\';"
 #endif
 
 /* Copying Bootscript and Header to DDR from NOR for LS2 and for rest, from
  * Non-XIP Memory (Nand/SD)*/
-#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_LS2080A)
+#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_LS2080A) || \
+	defined(CONFIG_SD_BOOT)
 #define CONFIG_BOOTSCRIPT_COPY_RAM
 #endif
-/* The address needs to be modified according to NOR and DDR memory map */
+/* The address needs to be modified according to NOR, NAND, SD and
+ * DDR memory map
+ */
 #ifdef CONFIG_LS2080A
-#define CONFIG_BS_HDR_ADDR_FLASH	0x583920000
-#define CONFIG_BS_ADDR_FLASH		0x583900000
+#define CONFIG_BS_HDR_ADDR_DEVICE	0x583920000
+#define CONFIG_BS_ADDR_DEVICE		0x583900000
 #define CONFIG_BS_HDR_ADDR_RAM		0xa3920000
 #define CONFIG_BS_ADDR_RAM		0xa3900000
+#define CONFIG_BS_HDR_SIZE		0x00002000
+#define CONFIG_BS_SIZE			0x00001000
+#else
+#ifdef CONFIG_SD_BOOT
+/* For SD boot address and size are assigned in terms of sector
+ * offset and no. of sectors respectively.
+ */
+#define CONFIG_BS_HDR_ADDR_DEVICE	0x00000800
+#define CONFIG_BS_ADDR_DEVICE		0x00000840
+#define CONFIG_BS_HDR_SIZE		0x00000010
+#define CONFIG_BS_SIZE			0x00000008
 #else
-#define CONFIG_BS_HDR_ADDR_FLASH	0x600a0000
-#define CONFIG_BS_ADDR_FLASH		0x60060000
-#define CONFIG_BS_HDR_ADDR_RAM		0xa0060000
-#define CONFIG_BS_ADDR_RAM		0xa0060000
+#define CONFIG_BS_HDR_ADDR_DEVICE	0x600a0000
+#define CONFIG_BS_ADDR_DEVICE		0x60060000
+#define CONFIG_BS_HDR_SIZE		0x00002000
+#define CONFIG_BS_SIZE			0x00001000
+#endif /* #ifdef CONFIG_SD_BOOT */
+#define CONFIG_BS_HDR_ADDR_RAM		0x81000000
+#define CONFIG_BS_ADDR_RAM		0x81020000
 #endif
 
 #ifdef CONFIG_BOOTSCRIPT_COPY_RAM
 #define CONFIG_BOOTSCRIPT_HDR_ADDR	CONFIG_BS_HDR_ADDR_RAM
-#define CONFIG_BS_HDR_SIZE		0x00002000
 #define CONFIG_BOOTSCRIPT_ADDR		CONFIG_BS_ADDR_RAM
-#define CONFIG_BS_SIZE			0x00001000
 #else
-#define CONFIG_BOOTSCRIPT_HDR_ADDR	CONFIG_BS_HDR_ADDR_FLASH
-/* BS_HDR_SIZE, BOOTSCRIPT_ADDR and BS_SIZE are not required */
+#define CONFIG_BOOTSCRIPT_HDR_ADDR	CONFIG_BS_HDR_ADDR_DEVICE
+/* BOOTSCRIPT_ADDR is not required */
 #endif
 
 #include <config_fsl_chain_trust.h>

arch/powerpc/include/asm/fsl_secure_boot.h

@@ -128,10 +128,10 @@
 /* If Boot Script is not on NOR and is required to be copied on RAM */
 #ifdef CONFIG_BOOTSCRIPT_COPY_RAM
 #define CONFIG_BS_HDR_ADDR_RAM		0x00010000
-#define CONFIG_BS_HDR_ADDR_FLASH	0x00800000
+#define CONFIG_BS_HDR_ADDR_DEVICE	0x00800000
 #define CONFIG_BS_HDR_SIZE		0x00002000
 #define CONFIG_BS_ADDR_RAM		0x00012000
-#define CONFIG_BS_ADDR_FLASH		0x00802000
+#define CONFIG_BS_ADDR_DEVICE		0x00802000
 #define CONFIG_BS_SIZE			0x00001000
 
 #define CONFIG_BOOTSCRIPT_HDR_ADDR	CONFIG_BS_HDR_ADDR_RAM

include/config_fsl_chain_trust.h

@@ -74,23 +74,27 @@
 #ifdef CONFIG_BOOTSCRIPT_COPY_RAM
 #define CONFIG_BS_COPY_ENV \
 	"setenv bs_hdr_ram " __stringify(CONFIG_BS_HDR_ADDR_RAM)";" \
-	"setenv bs_hdr_flash " __stringify(CONFIG_BS_HDR_ADDR_FLASH)";" \
+	"setenv bs_hdr_device " __stringify(CONFIG_BS_HDR_ADDR_DEVICE)";" \
 	"setenv bs_hdr_size " __stringify(CONFIG_BS_HDR_SIZE)";" \
 	"setenv bs_ram " __stringify(CONFIG_BS_ADDR_RAM)";" \
-	"setenv bs_flash " __stringify(CONFIG_BS_ADDR_FLASH)";" \
+	"setenv bs_device " __stringify(CONFIG_BS_ADDR_DEVICE)";" \
 	"setenv bs_size " __stringify(CONFIG_BS_SIZE)";"
 
 /* For secure boot flow, default environment used will be used */
 #if defined(CONFIG_SYS_RAMBOOT)
 #if defined(CONFIG_RAMBOOT_NAND)
 #define CONFIG_BS_COPY_CMD \
-	"nand read $bs_hdr_ram $bs_hdr_flash $bs_hdr_size ;" \
-	"nand read $bs_ram $bs_flash $bs_size ;"
+	"nand read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \
+	"nand read $bs_ram $bs_device $bs_size ;"
 #endif /* CONFIG_RAMBOOT_NAND */
-#else
+#elif defined(CONFIG_SD_BOOT)
+#define CONFIG_BS_COPY_CMD \
+	"mmc read $bs_hdr_ram $bs_hdr_device $bs_hdr_size ;" \
+	"mmc read $bs_ram $bs_device $bs_size ;"
+#else /* CONFIG_SD_BOOT */
 #define CONFIG_BS_COPY_CMD \
-	"cp.b $bs_hdr_flash $bs_hdr_ram  $bs_hdr_size ;" \
-	"cp.b $bs_flash $bs_ram  $bs_size ;"
+	"cp.b $bs_hdr_device $bs_hdr_ram  $bs_hdr_size ;" \
+	"cp.b $bs_device $bs_ram  $bs_size ;"
 #endif
 #endif /* CONFIG_BOOTSCRIPT_COPY_RAM */