diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.mpc85xxcds | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/doc/README.mpc85xxcds b/doc/README.mpc85xxcds index 06b1e98..e0f4916 100644 --- a/doc/README.mpc85xxcds +++ b/doc/README.mpc85xxcds @@ -6,7 +6,7 @@ The CDS family of boards consists of a PCI backplane called the and a CPU daughter card that bolts onto the daughter card. Much of the content of the README.mpc85xxads for the 85xx ADS boards -applies to the 85xx CDS boards as well. In particular the toolchain, +applies to the 85xx CDS boards as well. In particular the toolchain, the switch nomenclature, and the basis for the memory map. There are some differences, though. @@ -33,16 +33,16 @@ map. The mapping is: - 0x0000_0000 0x7fff_ffff DDR 2G - 0x8000_0000 0x9fff_ffff PCI1 MEM 512M - 0xa000_0000 0xbfff_ffff PCI2 MEM 512M - 0xe000_0000 0xe00f_ffff CCSR 1M - 0xe200_0000 0xe2ff_ffff PCI1 IO 16M - 0xe300_0000 0xe3ff_ffff PCI2 IO 16M - 0xf000_0000 0xf7ff_ffff SDRAM 128M - 0xf800_0000 0xf80f_ffff NVRAM/CADMUS (*) 1M - 0xff00_0000 0xff7f_ffff FLASH (2nd bank) 8M - 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M + 0x0000_0000 0x7fff_ffff DDR 2G + 0x8000_0000 0x9fff_ffff PCI1 MEM 512M + 0xa000_0000 0xbfff_ffff PCI2 MEM 512M + 0xe000_0000 0xe00f_ffff CCSR 1M + 0xe200_0000 0xe2ff_ffff PCI1 IO 16M + 0xe300_0000 0xe3ff_ffff PCI2 IO 16M + 0xf000_0000 0xf7ff_ffff SDRAM 128M + 0xf800_0000 0xf80f_ffff NVRAM/CADMUS (*) 1M + 0xff00_0000 0xff7f_ffff FLASH (2nd bank) 8M + 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M (*) The system control registers (CADMUS) start at offset 0xfdb0_4000 within the NVRAM/CADMUS region of memory. @@ -67,9 +67,9 @@ it into the secondary bank: loadb [Drop to kermit: - ^\c - send <u-boot-bin-image> - c + ^\c + send <u-boot-bin-image> + c ] erase ff780000 ff7fffff @@ -102,10 +102,10 @@ The first two bits of SW2 control how flash is used on the board: 12345678 -------- - SW2=00XXXXXX FLASH: Boot bank 1, bank 2 available. - 01XXXXXX FLASH: Boot bank 2, bank 1 available (swapped). - 10XXXXXX FLASH: Boot promjet, bank 1 available - 11XXXXXX FLASH: Boot promjet, bank 2 available + SW2=00XXXXXX FLASH: Boot bank 1, bank 2 available. + 01XXXXXX FLASH: Boot bank 2, bank 1 available (swapped). + 10XXXXXX FLASH: Boot promjet, bank 1 available + 11XXXXXX FLASH: Boot promjet, bank 2 available The boot bank is always mapped to FF80_0000 and listed first by the "flinfo" command. The secondary bank is always FF00_0000. @@ -116,10 +116,10 @@ convey this information: 12345678 -------- - SW2=xxxxxx00 PCI SLOT INFORM: The CDS carrier is in slot0 of the Arcadia - xxxxxx01 PCI SLOT INFORM: The CDS carrier is in slot1 of the Arcadia - xxxxxx10 PCI SLOT INFORM: The CDS carrier is in slot2 of the Arcadia - xxxxxx11 PCI SLOT INFORM: The CDS carrier is in slot3 of the Arcadia + SW2=xxxxxx00 PCI SLOT INFORM: The CDS carrier is in slot0 of the Arcadia + xxxxxx01 PCI SLOT INFORM: The CDS carrier is in slot1 of the Arcadia + xxxxxx10 PCI SLOT INFORM: The CDS carrier is in slot2 of the Arcadia + xxxxxx11 PCI SLOT INFORM: The CDS carrier is in slot3 of the Arcadia These are cleverly, er, clearly silkscreened as Slot 1 through 4, respectively, on the Arcadia near the support posts. @@ -130,7 +130,7 @@ The default setting of all switches on the carrier board is: 12345678 -------- SW1=01101100 - SW2=0x1111yy x=Flash bank, yy=PCI slot + SW2=0x1111yy x=Flash bank, yy=PCI slot SW3=11101111 SW4=10001000 @@ -178,10 +178,9 @@ Commands for downloading a u-boot image to memory from edink: time -s 4/8/2004 4:30p dl -k -b -o 100000 [Drop to kermit: - ^\c - transmit /binary <u-boot-bin-image> - c + ^\c + transmit /binary <u-boot-bin-image> + c ] fu -l 100000 fe780000 80000 - |