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Add support for Prodrive P3P440 board:
- Added onboard PPC440 DDR autodetection in cpu/ppc/sdram.c - CFG_FLASH_QUIET_TEST added to use the common CFI driver for bank autodetection Patch by Stefan Roese, 22 Nov 2005
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‎CHANGELOG

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Changes for U-Boot 1.1.4:
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======================================================================
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* Add support for Prodrive P3P440 board:
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- Added onboard PPC440 DDR autodetection in cpu/ppc/sdram.c
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- CFG_FLASH_QUIET_TEST added to use the common CFI driver
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for bank autodetection
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Patch by Stefan Roese, 22 Nov 2005
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* Change all '$(...)' variable references into '${...}'
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which makes the environment compatible with the hush shell.
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WARNING: Support for the old '$(...)' syntax will be

‎MAKEALL

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@@ -70,10 +70,10 @@ LIST_4xx=" \
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HH405 HUB405 JSE KAREF \
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METROBOX MIP405 MIP405T ML2 \
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ml300 ocotea OCRTC ORSG \
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PCI405 PIP405 PLU405 PMC405 \
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PPChameleonEVB sbc405 VOH405 VOM405 \
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W7OLMC W7OLMG walnut WUH405 \
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XPEDITE1K yellowstone yosemite \
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p3p440 PCI405 PIP405 PLU405 \
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PMC405 PPChameleonEVB sbc405 VOH405 \
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VOM405 W7OLMC W7OLMG walnut \
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WUH405 XPEDITE1K yellowstone yosemite \
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"
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#########################################################################

‎Makefile

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@@ -839,6 +839,9 @@ OCRTC_config \
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ORSG_config: unconfig
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@./mkconfig $(@:_config=) ppc ppc4xx ocrtc esd
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p3p440_config: unconfig
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@./mkconfig $(@:_config=) ppc ppc4xx p3p440 prodrive
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PCI405_config: unconfig
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@./mkconfig $(@:_config=) ppc ppc4xx pci405 esd
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‎README

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@@ -1766,6 +1766,12 @@ Configuration Settings:
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This option also enables the building of the cfi_flash driver
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in the drivers directory
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- CFG_FLASH_QUIET_TEST
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If this option is defined, the common CFI flash doesn't
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print it's warning upon not recognized FLASH banks. This
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is useful, if some of the configured banks are only
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optionally available.
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- CFG_RX_ETH_BUFFER:
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Defines the number of ethernet receive buffers. On some
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ethernet controllers it is recommended to set this value

‎board/prodrive/p3p440/Makefile

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#
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# (C) Copyright 2002
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk
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LIB = lib$(BOARD).a
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OBJS = $(BOARD).o
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SOBJS = init.o
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$(LIB): $(OBJS) $(SOBJS)
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$(AR) crv $@ $(OBJS)
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clean:
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rm -f $(SOBJS) $(OBJS)
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distclean: clean
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rm -f $(LIB) core *.bak .depend
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#########################################################################
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.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
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$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
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sinclude .depend
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#########################################################################

‎board/prodrive/p3p440/config.mk

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#
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# (C) Copyright 2002
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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#
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# esd ADCIOP boards
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#
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#TEXT_BASE = 0xFFFE0000
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ifeq ($(ramsym),1)
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TEXT_BASE = 0x07FD0000
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else
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TEXT_BASE = 0xFFFC0000
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endif
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PLATFORM_CPPFLAGS += -DCONFIG_440=1
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ifeq ($(debug),1)
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PLATFORM_CPPFLAGS += -DDEBUG
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endif
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ifeq ($(dbcr),1)
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PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000
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endif

‎board/prodrive/p3p440/init.S

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/*
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* (C) Copyright 2005
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* Stefan Roese, DENX Software Engineering, sr@denx.de.
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*
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* Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <ppc_asm.tmpl>
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#include <config.h>
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/* General */
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#define TLB_VALID 0x00000200
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/* Supported page sizes */
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#define SZ_1K 0x00000000
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#define SZ_4K 0x00000010
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#define SZ_16K 0x00000020
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#define SZ_64K 0x00000030
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#define SZ_256K 0x00000040
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#define SZ_1M 0x00000050
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#define SZ_16M 0x00000070
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#define SZ_256M 0x00000090
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/* Storage attributes */
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#define SA_W 0x00000800 /* Write-through */
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#define SA_I 0x00000400 /* Caching inhibited */
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#define SA_M 0x00000200 /* Memory coherence */
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#define SA_G 0x00000100 /* Guarded */
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#define SA_E 0x00000080 /* Endian */
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/* Access control */
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#define AC_X 0x00000024 /* Execute */
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#define AC_W 0x00000012 /* Write */
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#define AC_R 0x00000009 /* Read */
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/* Some handy macros */
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#define EPN(e) ((e) & 0xfffffc00)
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#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) )
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#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) )
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#define TLB2(a) ( (a)&0x00000fbf )
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#define tlbtab_start\
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mflr r1 ;\
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bl 0f ;
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#define tlbtab_end\
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.long 0, 0, 0 ; \
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0: mflr r0 ; \
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mtlr r1 ; \
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blr ;
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#define tlbentry(epn,sz,rpn,erpn,attr)\
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.long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
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/**************************************************************************
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* TLB TABLE
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*
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* This table is used by the cpu boot code to setup the initial tlb
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* entries. Rather than make broad assumptions in the cpu source tree,
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* this table lets each board set things up however they like.
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*
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* Pointer to the table is returned in r1
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*
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*************************************************************************/
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.section .bootpg,"ax"
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.globl tlbtab
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tlbtab:
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tlbtab_start
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tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
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tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I)
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tlbentry( CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X )
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tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X )
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tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
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tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I )
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tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I )
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tlbtab_end

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