From ac4b5622ce050b5ee1e154b98df630d778661632 Mon Sep 17 00:00:00 2001 From: Dave Liu Date: Tue, 31 Oct 2006 19:54:59 -0600 Subject: mpc83xx: add the README.mpc8360emds add doc/README.mpc8360emds to accompany the new board support --- doc/README.mpc8360emds | 126 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 126 insertions(+) create mode 100644 doc/README.mpc8360emds (limited to 'doc') diff --git a/doc/README.mpc8360emds b/doc/README.mpc8360emds new file mode 100644 index 0000000..2bb4dad --- /dev/null +++ b/doc/README.mpc8360emds @@ -0,0 +1,126 @@ +Freescale MPC8360EMDS Board +----------------------------------------- +1. Board Switches and Jumpers +1.0 There are four Dual-In-Line Packages(DIP) Switches on MPC8360EMDS board + For some reason, the HW designers describe the switch settings + in terms of 0 and 1, and then map that to physical switches where + the label "On" refers to logic 0 and "Off" is logic 1. + + Switch bits are numbered 1 through, like, 4 6 8 or 10, but the + bits may contribute to signals that are numbered based at 0, + and some of those signals may be high-bit-number-0 too. Heed + well the names and labels and do not get confused. + + "Off" == 1 + "On" == 0 + + SW18 is switch 18 as silk-screened onto the board. + SW4[8] is the bit labled 8 on Switch 4. + SW2[1:6] refers to bits labeled 1 through 6 in order on switch 2. + SW3[7:1] refers to bits labeled 7 through 1 in order on switch 3. + SW3[1:8]= 0000_0001 refers to bits labeled 1 through 6 is set as "On" + and bits labeled 8 is set as "Off". + +1.1 For the MPC8360E PB PROTO Board + + First, make sure the board default setting is consistent with the + document shipped with your board. Then apply the following setting: + SW3[1-8]= 0000_0100 (HRCW setting value is performed on local bus) + SW4[1-8]= 0011_0000 (Flash boot on local bus) + SW9[1-8]= 0110_0110 (PCI Mode enabled. HRCW is read from FLASH) + SW10[1-8]= 0000_1000 (core PLL setting) + SW11[1-8]= 0000_0100 (SW11 is on the another side of the board) + JP6 1-2 + on board Oscillator: 66M + + +2. Memory Map + +2.1. The memory map should look pretty much like this: + + 0x0000_0000 0x7fff_ffff DDR 2G + 0x8000_0000 0x8fff_ffff PCI MEM prefetch 256M + 0x9000_0000 0x9fff_ffff PCI MEM non-prefetch 256M + 0xc000_0000 0xdfff_ffff Empty 512M + 0xe000_0000 0xe01f_ffff Int Mem Reg Space 2M + 0xe020_0000 0xe02f_ffff Empty 1M + 0xe030_0000 0xe03f_ffff PCI IO 1M + 0xe040_0000 0xefff_ffff Empty 252M + 0xf000_0000 0xf3ff_ffff Local Bus SDRAM 64M + 0xf400_0000 0xf7ff_ffff Empty 64M + 0xf800_0000 0xf800_7fff BCSR on CS1 32K + 0xf800_8000 0xf800_ffff PIB CS4 32K + 0xf801_0000 0xf801_7fff PIB CS5 32K + 0xfe00_0000 0xfeff_ffff FLASH on CS0 16M + + +3. Definitions + +3.1 Explanation of NEW definitions in: + + include/configs/MPC8360EMDS.h + + CONFIG_MPC83XX MPC83xx family for both MPC8349 and MPC8360 + CONFIG_MPC8360 MPC8360 specific + CONFIG_MPC8360EMDS MPC8360EMDS board specific + +4. Compilation + + Assuming you're using BASH shell: + + export CROSS_COMPILE=your-cross-compile-prefix + cd u-boot + make distclean + make MPC8360EMDS_config + make + + MPC8360 support PCI in host and slave mode. + + To make u-boot support PCI host 66M : + 1) DIP SW support PCI mode as described in Section 1.1. + 2) Make MPC8360EMDS_HOST_66_config + + To make u-boot support PCI host 33M : + 1) DIP SW setting is similar as Section 1.1, except for SW3[4] is 1 + 2) Make MPC8360EMDS_HOST_33_config + + To make u-boot support PCI slave 66M : + 1) DIP SW setting is similar as Section 1.1, except for SW9[3] is 1 + 2) Make MPC8360EMDS_SLAVE_config + + +5. Downloading and Flashing Images + +5.0 Download over serial line using Kermit: + + loadb + [Drop to kermit: + ^\c + send + c + ] + + + Or via tftp: + + tftp 10000 u-boot.bin + +5.1 Reflash U-boot Image using U-boot + + tftp 20000 u-boot.bin + protect off fef00000 fef3ffff + erase fef00000 fef3ffff + + cp.b 20000 fef00000 xxxx + + or + + cp.b 20000 fef00000 3ffff + + +You have to supply the correct byte count with 'xxxx' from the TFTP result log. +Maybe 3ffff will work too, that corresponds to the erased sectors. + + +6. Notes + 1) The console baudrate for MPC8360EMDS is 115200bps. -- cgit v1.1 From dd520bf314c7add4183c5191692180f576f96b60 Mon Sep 17 00:00:00 2001 From: Wolfgang Denk Date: Thu, 30 Nov 2006 18:02:20 +0100 Subject: Code cleanup. --- doc/README.mpc8360emds | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'doc') diff --git a/doc/README.mpc8360emds b/doc/README.mpc8360emds index 2bb4dad..c87469f 100644 --- a/doc/README.mpc8360emds +++ b/doc/README.mpc8360emds @@ -103,7 +103,7 @@ Freescale MPC8360EMDS Board Or via tftp: - tftp 10000 u-boot.bin + tftp 10000 u-boot.bin 5.1 Reflash U-boot Image using U-boot -- cgit v1.1 From ee311214e0d216f904feea269599d0934bf71f23 Mon Sep 17 00:00:00 2001 From: roy zang Date: Fri, 1 Dec 2006 11:47:36 +0800 Subject: Clean up the code according to codestyle: (1) remove some C++ comments. (2) remove trailing white space. (3) remove trailing empty line. (4) Indentation by table. (5) remove {} in one line condition. (6) add space before '(' in function call. Remove some weird printf () output. Add necessary comments. Modified Makefile to support building in a separate directory. --- doc/README.mpc7448hpc2 | 206 ++++++++++++++++++++++++------------------------- 1 file changed, 99 insertions(+), 107 deletions(-) (limited to 'doc') diff --git a/doc/README.mpc7448hpc2 b/doc/README.mpc7448hpc2 index 5142a0f..0e40e39 100644 --- a/doc/README.mpc7448hpc2 +++ b/doc/README.mpc7448hpc2 @@ -3,23 +3,23 @@ Freescale MPC7448hpc2 (Taiga) board Created 08/11/2006 Roy Zang -------------------------- -MPC7448hpc2 (Taiga) board is a high-performance PowerPC server reference -design, which is optimized for high speed throughput between the processor and +MPC7448hpc2 (Taiga) board is a high-performance PowerPC server reference +design, which is optimized for high speed throughput between the processor and the memory, disk drive and Ethernet port subsystems. -MPC7448hpc2(Taiga) is designed to the micro-ATX chassis, allowing it to be -used in 1U or 2U rack-mount chassis¡¯, as well as in standard ATX/Micro-ATX +MPC7448hpc2(Taiga) is designed to the micro-ATX chassis, allowing it to be +used in 1U or 2U rack-mount chassis¡¯, as well as in standard ATX/Micro-ATX chassis. Building U-Boot ------------------ The mpc7448hpc2 code base is known to compile using: - Binutils 2.15, Gcc 3.4.3, Glibc 2.3.3 + Binutils 2.15, Gcc 3.4.3, Glibc 2.3.3 - $ make mpc7448hpc2_config - Configuring for mpc7448hpc2 board... + $ make mpc7448hpc2_config + Configuring for mpc7448hpc2 board... - $ make + $ make Memory Map ---------- @@ -28,25 +28,24 @@ The memory map is setup for Linux to operate properly. The mapping is: - Range Start Range End Definition Size - - 0x0000_0000 0x7fff_ffff DDR 2G - 0xe000_0000 0xe7ff_ffff PCI Memory 128M - 0xfa00_0000 0xfaff_ffff PCI IO 16M - 0xfb00_0000 0xfbff_ffff PCI Config 16M - 0xfc00_0000 0xfc0f_ffff NVRAM/CADMUS 1M - 0xfe00_0000 0xfeff_ffff PromJet 16M - 0xff00_0000 0xff80_0000 FLASH (boot flash) 8M - 0xff80_0000 0xffff_ffff FLASH (second half flash) 8M + Range Start Range End Definition Size + 0x0000_0000 0x7fff_ffff DDR 2G + 0xe000_0000 0xe7ff_ffff PCI Memory 128M + 0xfa00_0000 0xfaff_ffff PCI IO 16M + 0xfb00_0000 0xfbff_ffff PCI Config 16M + 0xfc00_0000 0xfc0f_ffff NVRAM/CADMUS 1M + 0xfe00_0000 0xfeff_ffff PromJet 16M + 0xff00_0000 0xff80_0000 FLASH (boot flash) 8M + 0xff80_0000 0xffff_ffff FLASH (second half flash) 8M Using Flash ----------- -The MPC7448hpc2 board has two "banks" of flash, each 8MB in size -(2^23 = 0x00800000). +The MPC7448hpc2 board has two "banks" of flash, each 8MB in size +(2^23 = 0x00800000). -Note: the "bank" here refers to half of the flash. In fact, there is only one +Note: the "bank" here refers to half of the flash. In fact, there is only one bank of flash, which is divided into low and high half. Each is controlled by the most significant bit of the address bus. The so called "bank" is only for convenience. @@ -57,137 +56,130 @@ settings for updating flash are given below. The u-boot commands for copying the boot-bank into the secondary bank are as follows: - erase ff800000 ff880000 - cp.b ff000000 ff800000 80000 + erase ff800000 ff880000 + cp.b ff000000 ff800000 80000 U-boot commands for downloading an image via tftp and flashing it into the secondary bank: - tftp 10000 - erase ff000000 ff080000 - cp.b 10000 ff000000 80000 - + tftp 10000 + erase ff000000 ff080000 + cp.b 10000 ff000000 80000 After copying the image into the second bank of flash, be sure to toggle SW3[4] on board before resetting the board in order to set the secondary bank as the boot-bank. - Board Switches ---------------------- - Most switches on the board should not be changed. The most frequent user-settable switches on the board are used to configure the flash banks and determining the PCI frequency. SW1[1-5]: Processor core voltage - 12345 Core Voltage - ----- - SW1=01111 1.000V. - SW1=01101 1.100V. - SW1=01011 1.200V. - SW1=01001 1.300V only for MPC7447A. + 12345 Core Voltage + ----- + SW1=01111 1.000V. + SW1=01101 1.100V. + SW1=01011 1.200V. + SW1=01001 1.300V only for MPC7447A. SW2[1-6]: CPU core frequency - CPU Core Frequency (MHz) + CPU Core Frequency (MHz) Bus Frequency - 123456 100 133 167 200 Ratio + 123456 100 133 167 200 Ratio - ------ - SW2=101100 500 667 833 1000 5x - SW2=100100 550 733 917 1100 5.5x - SW2=110100 600 800 1000 1200 6x - SW2=010100 650 866 1083 1300 6.5x - SW2=001000 700 930 1167 1400 7x - SW2=000100 750 1000 1250 1500 7.5x - SW2=110000 800 1066 1333 1600 8x - SW2=011000 850 1333 1417 1700 8.5x only for MPC7447A - SW2=011110 900 1200 1500 1800 9x - -This table shows only a subset of available frequency options; see the CPU + ------ + SW2=101100 500 667 833 1000 5x + SW2=100100 550 733 917 1100 5.5x + SW2=110100 600 800 1000 1200 6x + SW2=010100 650 866 1083 1300 6.5x + SW2=001000 700 930 1167 1400 7x + SW2=000100 750 1000 1250 1500 7.5x + SW2=110000 800 1066 1333 1600 8x + SW2=011000 850 1333 1417 1700 8.5x only for MPC7447A + SW2=011110 900 1200 1500 1800 9x + +This table shows only a subset of available frequency options; see the CPU hardware specifications for more information. - SW2[7-8]: Bus Protocol and CPU Reset Option - 7 - - - SW2=0 System bus uses MPX bus protocol - SW2=1 System bus uses 60x bus protocol - - 8 - - - SW2=0 TSI108 can cause CPU reset - SW2=1 TSI108 can not cause CPU reset + 7 + - + SW2=0 System bus uses MPX bus protocol + SW2=1 System bus uses 60x bus protocol + 8 + - + SW2=0 TSI108 can cause CPU reset + SW2=1 TSI108 can not cause CPU reset SW3[1-8] system options - 123 - --- - SW3=xxx Connected to GPIO[0:2] on TSI108 + 123 + --- + SW3=xxx Connected to GPIO[0:2] on TSI108 - 4 - - - SW3=0 CPU boots from low half of flash - SW3=1 CPU boots from high half of flash + 4 + - + SW3=0 CPU boots from low half of flash + SW3=1 CPU boots from high half of flash - 5 - - - SW3=0 SATA and slot2 connected to PCI bus - SW3=1 Only slot1 connected to PCI bus + 5 + - + SW3=0 SATA and slot2 connected to PCI bus + SW3=1 Only slot1 connected to PCI bus - 6 - - - SW3=0 USB connected to PCI bus - SW3=1 USB disconnected from PCI bus + 6 + - + SW3=0 USB connected to PCI bus + SW3=1 USB disconnected from PCI bus - 7 - - - SW3=0 Flash is write protected - SW3=1 Flash is NOT write protected + 7 + - + SW3=0 Flash is write protected + SW3=1 Flash is NOT write protected - 8 - - - SW3=0 CPU will boot from flash - SW3=1 CPU will boot from PromJet + 8 + - + SW3=0 CPU will boot from flash + SW3=1 CPU will boot from PromJet SW4[1-3]: System bus frequency Bus Frequency (MHz) - --- - SW4=010 183 - SW4=011 100 - SW4=100 133 - SW4=101 166 only for MPC7447A - SW4=110 200 only for MPC7448 - others reserved - + --- + SW4=010 183 + SW4=011 100 + SW4=100 133 + SW4=101 166 only for MPC7447A + SW4=110 200 only for MPC7448 + others reserved SW4[4-6]: DDR2 SDRAM frequency Bus Frequency (MHz) - --- - SW4=000 external clock - SW4=011 system clock - SW4=100 133 - SW4=101 166 - SW4=110 200 - others reserved - + --- + SW4=000 external clock + SW4=011 system clock + SW4=100 133 + SW4=101 166 + SW4=110 200 + others reserved SW4[7-8]: PCI/PCI-X frequency control - 7 - - - SW4=0 PCI/PCI-X bus operates normally - SW4=1 PCI bus forced to PCI-33 mode - - 8 - - - SW4=0 PCI-X mode at 133 MHz allowed - SW4=1 PCI-X mode limited to 100 MHz + 7 + - + SW4=0 PCI/PCI-X bus operates normally + SW4=1 PCI bus forced to PCI-33 mode + + 8 + - + SW4=0 PCI-X mode at 133 MHz allowed + SW4=1 PCI-X mode limited to 100 MHz -- cgit v1.1