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-rw-r--r--board/freescale/t208xrdb/README80
1 files changed, 68 insertions, 12 deletions
diff --git a/board/freescale/t208xrdb/README b/board/freescale/t208xrdb/README
index 0012c6c..fe26de5 100644
--- a/board/freescale/t208xrdb/README
+++ b/board/freescale/t208xrdb/README
@@ -120,7 +120,7 @@ Start Address End Address Definition Max size
0xEBF00000 0xEBF1FFFF FMAN ucode (alt bank) 128KB
0xEBE00000 0xEBE3FFFF PHY CS4315 firmware (alt bank) 256KB
0xE9300000 0xEBEFFFFF rootfs (current bank) 44MB
-0xE8800000 0xE88FFFFF Hardware device tree (cur bank) 11MB + 512KB
+0xE8800000 0xE88FFFFF Hardware device tree (cur bank) 1MB
0xE8020000 0xE86FFFFF Linux.uImage (current bank) 7MB + 875KB
0xE8000000 0xE801FFFF RCW (current bank) 128KB
@@ -146,7 +146,8 @@ Software configurations and board settings
------------------------------------------
1. NOR boot:
a. build NOR boot image
- $ make T2080RDB
+ $ make T2080RDB_config
+ $ make
b. program u-boot.bin image to NOR flash
=> tftp 1000000 u-boot.bin
=> pro off all;era eff40000 efffffff;cp.b 1000000 eff40000 $filesize
@@ -164,9 +165,9 @@ Software configurations and board settings
2. NAND Boot:
a. build PBL image for NAND boot
$ make T2080RDB_NAND_config
- $ make u-boot.pbl
- b. program u-boot.pbl to NAND flash
- => tftp 1000000 u-boot.pbl
+ $ make
+ b. program u-boot-with-spl-pbl.bin to NAND flash
+ => tftp 1000000 u-boot-with-spl-pbl.bin
=> nand erase 0 d0000
=> nand write 1000000 0 $filesize
set SW1[1:8] = '10000010', SW2[1] = '1', SW3[4] = '1' for NAND boot
@@ -174,9 +175,9 @@ Software configurations and board settings
3. SPI Boot:
a. build PBL image for SPI boot
$ make T2080RDB_SPIFLASH_config
- $ make u-boot.pbl
- b. program u-boot.pbl to SPI flash
- => tftp 1000000 u-boot.pbl
+ $ make
+ b. program u-boot-with-spl-pbl.bin to SPI flash
+ => tftp 1000000 u-boot-with-spl-pbl.bin
=> sf probe 0
=> sf erase 0 d0000
=> sf write 1000000 0 $filesize
@@ -185,13 +186,68 @@ Software configurations and board settings
4. SD Boot:
a. build PBL image for SD boot
$ make T2080RDB_SDCARD_config
- $ make u-boot.pbl
- b. program u-boot.pbl to TF card
- => tftp 1000000 u-boot.pbl
- => mmc write 1000000 8 1650
+ $ make
+ b. program u-boot-with-spl-pbl.bin to micro-SD/TF card
+ => tftp 1000000 u-boot-with-spl-pbl.bin
+ => mmc write 1000000 8 0x800
set SW1[1:8] = '00100000', SW2[1] = '0' for SD boot
+2-stage NAND/SPI/SD boot loader
+-------------------------------
+PBL initializes the internal CPC-SRAM and copy SPL(160K) to SRAM.
+SPL further initializes DDR using SPD and environment variables
+and copy u-boot(768 KB) from NAND/SPI/SD device to DDR.
+Finally SPL transers control to u-boot for futher booting.
+
+SPL has following features:
+ - Executes within 256K
+ - No relocation required
+
+Run time view of SPL framework
+-------------------------------------------------
+|Area | Address |
+-------------------------------------------------
+|SecureBoot header | 0xFFFC0000 (32KB) |
+-------------------------------------------------
+|GD, BD | 0xFFFC8000 (4KB) |
+-------------------------------------------------
+|ENV | 0xFFFC9000 (8KB) |
+-------------------------------------------------
+|HEAP | 0xFFFCB000 (50KB) |
+-------------------------------------------------
+|STACK | 0xFFFD8000 (22KB) |
+-------------------------------------------------
+|U-boot SPL | 0xFFFD8000 (160KB) |
+-------------------------------------------------
+
+NAND Flash memory Map on T2080RDB
+--------------------------------------------------------------
+Start End Definition Size
+0x000000 0x0FFFFF u-boot img 1MB (2 blocks)
+0x100000 0x17FFFF u-boot env 512KB (1 block)
+0x180000 0x1FFFFF FMAN ucode 512KB (1 block)
+0x200000 0x27FFFF CS4315 ucode 512KB (1 block)
+
+
+Micro SD Card memory Map on T2080RDB
+----------------------------------------------------
+Block #blocks Definition Size
+0x008 2048 u-boot img 1MB
+0x800 0016 u-boot env 8KB
+0x820 0128 FMAN ucode 64KB
+0x8a0 0512 CS4315 ucode 256KB
+
+
+SPI Flash memory Map on T2080RDB
+----------------------------------------------------
+Start End Definition Size
+0x000000 0x0FFFFF u-boot img 1MB
+0x100000 0x101FFF u-boot env 8KB
+0x110000 0x11FFFF FMAN ucode 64KB
+0x120000 0x15FFFF CS4315 ucode 256KB
+
+
How to update the ucode of Cortina CS4315/CS4340 10G PHY
--------------------------------------------------------
=> tftp 1000000 CS4315-CS4340-PHY-ucode.txt