Patches by Jon Loeliger, 24 Aug 2004:
- Add support for the MPC8541 and MPC8555 CDS boards
- Cleanup eth?addr handling: make dependent on CONFIG_ETH?ADDR
diff --git a/board/cds/common/cadmus.c b/board/cds/common/cadmus.c
new file mode 100644
index 0000000..5f86de5
--- /dev/null
+++ b/board/cds/common/cadmus.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+
+
+/*
+ * CADMUS Board System Registers
+ */
+#ifndef CFG_CADMUS_BASE_REG
+#define CFG_CADMUS_BASE_REG (CADMUS_BASE_ADDR + 0x4000)
+#endif
+
+typedef struct cadmus_reg {
+ u_char cm_ver; /* Board version */
+ u_char cm_csr; /* General control/status */
+ u_char cm_rst; /* Reset control */
+ u_char cm_hsclk; /* High speed clock */
+ u_char cm_hsxclk; /* High speed clock extended */
+ u_char cm_led; /* LED data */
+ u_char cm_pci; /* PCI control/status */
+ u_char cm_dma; /* DMA control */
+ u_char cm_reserved[248]; /* Total 256 bytes */
+} cadmus_reg_t;
+
+
+unsigned int
+get_board_version(void)
+{
+ volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+ return cadmus->cm_ver;
+}
+
+
+unsigned long
+get_clock_freq(void)
+{
+ volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+ uint pci1_speed = (cadmus->cm_pci >> 2) & 0x3; /* PSPEED in [4:5] */
+
+ if (pci1_speed == 0) {
+ return 33000000;
+ } else if (pci1_speed == 1) {
+ return 66000000;
+ } else {
+ /* Really, unknown. Be safe? */
+ return 33000000;
+ }
+}
+
+
+unsigned int
+get_pci_slot(void)
+{
+ volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+ /*
+ * PCI slot in USER bits CSR[6:7] by convention.
+ */
+ return ((cadmus->cm_csr >> 6) & 0x3) + 1;
+}
+
+
+unsigned int
+get_pci_dual(void)
+{
+ volatile cadmus_reg_t *cadmus = (cadmus_reg_t *)CFG_CADMUS_BASE_REG;
+
+ /*
+ * PCI DUAL in CM_PCI[3]
+ */
+ return cadmus->cm_pci & 0x10;
+}
diff --git a/board/cds/common/cadmus.h b/board/cds/common/cadmus.h
new file mode 100644
index 0000000..217ea64
--- /dev/null
+++ b/board/cds/common/cadmus.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __CADMUS_H_
+#define __CADMUS_H_
+
+
+/*
+ * CADMUS Board System Register interface.
+ */
+
+/*
+ * Returns board version register.
+ */
+extern unsigned int get_board_version(void);
+
+/*
+ * Returns either 33000000 or 66000000 as the SYS_CLK_FREQ.
+ */
+extern unsigned long get_clock_freq(void);
+
+
+/*
+ * Returns 1 - 4, as found in the USER CSR[6:7] bits.
+ */
+extern unsigned int get_pci_slot(void);
+
+
+/*
+ * Returns PCI DUAL as found in CM_PCI[3].
+ */
+extern unsigned int get_pci_dual(void);
+
+
+#endif /* __CADMUS_H_ */
diff --git a/board/cds/common/eeprom.c b/board/cds/common/eeprom.c
new file mode 100644
index 0000000..5034e0c
--- /dev/null
+++ b/board/cds/common/eeprom.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+#include <i2c.h>
+
+#include "eeprom.h"
+
+
+typedef struct {
+ char idee_pcbid[4]; /* "CCID" for CDC v1.X */
+ u8 idee_major;
+ u8 idee_minor;
+ char idee_serial[10];
+ char idee_errata[2];
+ char idee_date[8]; /* yyyymmdd */
+ /* The rest of the EEPROM space is reserved */
+} id_eeprom_t;
+
+
+unsigned int
+get_cpu_board_revision(void)
+{
+ uint major = 0;
+ uint minor = 0;
+
+ id_eeprom_t id_eeprom;
+
+ i2c_read(CFG_I2C_EEPROM_ADDR, 0, 2,
+ (uchar *) &id_eeprom, sizeof(id_eeprom));
+
+ major = id_eeprom.idee_major;
+ minor = id_eeprom.idee_minor;
+
+ if (major == 0xff && minor == 0xff) {
+ major = minor = 0;
+ }
+
+ return MPC85XX_CPU_BOARD_REV(major,minor);
+}
diff --git a/board/cds/common/eeprom.h b/board/cds/common/eeprom.h
new file mode 100644
index 0000000..12a0789
--- /dev/null
+++ b/board/cds/common/eeprom.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __EEPROM_H_
+#define __EEPROM_H_
+
+
+/*
+ * EEPROM Board System Register interface.
+ */
+
+
+/*
+ * CPU Board Revision
+ */
+#define MPC85XX_CPU_BOARD_REV(maj, min) ((((maj)&0xff) << 8) | ((min) & 0xff))
+#define MPC85XX_CPU_BOARD_MAJOR(rev) (((rev) >> 8) & 0xff)
+#define MPC85XX_CPU_BOARD_MINOR(rev) ((rev) & 0xff)
+
+#define MPC85XX_CPU_BOARD_REV_UNKNOWN MPC85XX_CPU_BOARD_REV(0,0)
+#define MPC85XX_CPU_BOARD_REV_1_0 MPC85XX_CPU_BOARD_REV(1,0)
+#define MPC85XX_CPU_BOARD_REV_1_1 MPC85XX_CPU_BOARD_REV(1,1)
+
+/*
+ * Returns CPU board revision register as a 16-bit value with
+ * the Major in the high byte, and Minor in the low byte.
+ */
+extern unsigned int get_cpu_board_revision(void);
+
+
+#endif /* __CADMUS_H_ */
diff --git a/board/cds/mpc8541cds/Makefile b/board/cds/mpc8541cds/Makefile
new file mode 100644
index 0000000..0d4abbd
--- /dev/null
+++ b/board/cds/mpc8541cds/Makefile
@@ -0,0 +1,51 @@
+#
+# Copyright 2004 Freescale Semiconductor.
+# (C) Copyright 2001
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS := $(BOARD).o \
+ ../common/cadmus.o \
+ ../common/eeprom.o
+
+SOBJS := init.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(OBJS) $(SOBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/cds/mpc8541cds/config.mk b/board/cds/mpc8541cds/config.mk
new file mode 100644
index 0000000..17cc8bc
--- /dev/null
+++ b/board/cds/mpc8541cds/config.mk
@@ -0,0 +1,30 @@
+#
+# Copyright 2004 Freescale Semiconductor.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# mpc8541cds board
+#
+TEXT_BASE = 0xfff80000
+
+PLATFORM_CPPFLAGS += -DCONFIG_E500=1
+PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1
+PLATFORM_CPPFLAGS += -DCONFIG_MPC8541=1
diff --git a/board/cds/mpc8541cds/init.S b/board/cds/mpc8541cds/init.S
new file mode 100644
index 0000000..53dcd0d
--- /dev/null
+++ b/board/cds/mpc8541cds/init.S
@@ -0,0 +1,255 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ * Copyright 2002,2003, Motorola Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <ppc_asm.tmpl>
+#include <ppc_defs.h>
+#include <asm/cache.h>
+#include <asm/mmu.h>
+#include <config.h>
+#include <mpc85xx.h>
+
+
+/*
+ * TLB0 and TLB1 Entries
+ *
+ * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR.
+ * However, CCSRBAR is then relocated to CFG_CCSRBAR right after
+ * these TLB entries are established.
+ *
+ * The TLB entries for DDR are dynamically setup in spd_sdram()
+ * and use TLB1 Entries 8 through 15 as needed according to the
+ * size of DDR memory.
+ *
+ * MAS0: tlbsel, esel, nv
+ * MAS1: valid, iprot, tid, ts, tsize
+ * MAS2: epn, sharen, x0, x1, w, i, m, g, e
+ * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr
+ */
+
+#define entry_start \
+ mflr r1 ; \
+ bl 0f ;
+
+#define entry_end \
+0: mflr r0 ; \
+ mtlr r1 ; \
+ blr ;
+
+
+ .section .bootpg, "ax"
+ .globl tlb1_entry
+tlb1_entry:
+ entry_start
+
+ /*
+ * Number of TLB0 and TLB1 entries in the following table
+ */
+ .long 13
+
+#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR)
+ /*
+ * TLB0 4K Non-cacheable, guarded
+ * 0xff700000 4K Initial CCSRBAR mapping
+ *
+ * This ends up at a TLB0 Index==0 entry, and must not collide
+ * with other TLB0 Entries.
+ */
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,0,1,0,1,0,1)
+#else
+#error("Update the number of table entries in tlb1_entry")
+#endif
+
+ /*
+ * TLB0 16K Cacheable, non-guarded
+ * 0xd001_0000 16K Temporary Global data for initialization
+ *
+ * Use four 4K TLB0 entries. These entries must be cacheable
+ * as they provide the bootstrap memory before the memory
+ * controler and real memory have been configured.
+ *
+ * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c,
+ * and must not collide with other TLB0 entries.
+ */
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 4 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 4 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 8 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 8 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 12 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 12 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+
+ /*
+ * TLB 0: 16M Non-cacheable, guarded
+ * 0xff000000 16M FLASH
+ * Out of reset this entry is only 4K.
+ */
+ .long TLB1_MAS0(1, 0, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_16M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_FLASH_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_FLASH_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 1: 256M Non-cacheable, guarded
+ * 0x80000000 256M PCI1 MEM First half
+ */
+ .long TLB1_MAS0(1, 1, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 2: 256M Non-cacheable, guarded
+ * 0x90000000 256M PCI1 MEM Second half
+ */
+ .long TLB1_MAS0(1, 2, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE + 0x10000000),
+ 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE + 0x10000000),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 3: 256M Non-cacheable, guarded
+ * 0xa0000000 256M PCI2 MEM First half
+ */
+ .long TLB1_MAS0(1, 3, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI2_MEM_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI2_MEM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 4: 256M Non-cacheable, guarded
+ * 0xb0000000 256M PCI2 MEM Second half
+ */
+ .long TLB1_MAS0(1, 4, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI2_MEM_BASE + 0x10000000),
+ 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI2_MEM_BASE + 0x10000000),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 5: 64M Non-cacheable, guarded
+ * 0xe000_0000 1M CCSRBAR
+ * 0xe200_0000 16M PCI1 IO
+ * 0xe300_0000 16M PCI2 IO
+ */
+ .long TLB1_MAS0(1, 5, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 6: 64M Cacheable, non-guarded
+ * 0xf000_0000 64M LBC SDRAM
+ */
+ .long TLB1_MAS0(1, 6, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 7: 1M Non-cacheable, guarded
+ * 0xf8000000 1M CADMUS registers
+ */
+ .long TLB1_MAS0(1, 7, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(E500_TLB_EPN(CADMUS_BASE_ADDR), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CADMUS_BASE_ADDR), 0,0,0,0,0,1,0,1,0,1)
+
+ entry_end
+
+/*
+ * LAW(Local Access Window) configuration:
+ *
+ * 0x0000_0000 0x7fff_ffff DDR 2G
+ * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
+ * 0xa000_0000 0xbfff_ffff PCI2 MEM 512M
+ * 0xe000_0000 0xe000_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
+ *
+ * Notes:
+ * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
+ * If flash is 8M at default position (last 8M), no LAW needed.
+ *
+ * The defines below are 1-off of the actual LAWAR0 usage.
+ * So LAWAR3 define uses the LAWAR4 register in the ECM.
+ */
+
+#define LAWBAR0 0
+#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
+
+#define LAWBAR1 ((CFG_PCI1_MEM_BASE>>12) & 0xfffff)
+#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+#define LAWBAR2 ((CFG_PCI2_MEM_BASE>>12) & 0xfffff)
+#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+#define LAWBAR3 ((CFG_PCI1_IO_BASE>>12) & 0xfffff)
+#define LAWAR3 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_16M))
+
+#define LAWBAR4 ((CFG_PCI2_IO_BASE>>12) & 0xfffff)
+#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_16M))
+
+/* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
+#define LAWBAR5 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff)
+#define LAWAR5 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+ .section .bootpg, "ax"
+ .globl law_entry
+
+law_entry:
+ entry_start
+ .long 6
+ .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2,LAWBAR3,LAWAR3
+ .long LAWBAR4,LAWAR4,LAWBAR5,LAWAR5
+ entry_end
diff --git a/board/cds/mpc8541cds/mpc8541cds.c b/board/cds/mpc8541cds/mpc8541cds.c
new file mode 100644
index 0000000..b824b3d
--- /dev/null
+++ b/board/cds/mpc8541cds/mpc8541cds.c
@@ -0,0 +1,373 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <asm/immap_85xx.h>
+#include <spd.h>
+
+#include "../common/cadmus.h"
+#include "../common/eeprom.h"
+
+#if defined(CONFIG_DDR_ECC)
+extern void ddr_enable_ecc(unsigned int dram_size);
+#endif
+
+extern long int spd_sdram(void);
+
+void local_bus_init(void);
+void sdram_init(void);
+
+
+
+int
+board_early_init_f(void)
+{
+ return 0;
+}
+
+
+int
+checkboard(void)
+{
+ volatile immap_t *immap = (immap_t *)CFG_CCSRBAR;
+ volatile ccsr_gur_t *gur = &immap->im_gur;
+
+ /* PCI slot in USER bits CSR[6:7] by convention. */
+ uint pci_slot = get_pci_slot();
+
+ uint pci_dual = get_pci_dual(); /* PCI DUAL in CM_PCI[3] */
+ uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */
+ uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */
+ uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */
+
+ uint pci1_speed = get_clock_freq(); /* PCI PSPEED in [4:5] */
+
+ uint cpu_board_rev = get_cpu_board_revision();
+
+ printf("Board: CDS Version 0x%02x, PCI Slot %d\n",
+ get_board_version(),
+ pci_slot);
+
+ printf("CPU Board Revision %d.%d (0x%04x)\n",
+ MPC85XX_CPU_BOARD_MAJOR(cpu_board_rev),
+ MPC85XX_CPU_BOARD_MINOR(cpu_board_rev),
+ cpu_board_rev);
+
+ printf(" PCI1: %d bit, %s MHz, %s\n",
+ (pci1_32) ? 32 : 64,
+ (pci1_speed == 33000000) ? "33" :
+ (pci1_speed == 66000000) ? "66" : "unknown",
+ pci1_clk_sel ? "sync" : "async"
+ );
+
+ if (pci_dual) {
+ printf(" PCI2: 32 bit, 66 MHz, %s\n",
+ pci2_clk_sel ? "sync" : "async"
+ );
+ } else {
+ printf(" PCI2: disabled\n");
+ }
+
+ /*
+ * Initialize local bus.
+ */
+ local_bus_init();
+
+ return 0;
+}
+
+
+long int
+initdram(int board_type)
+{
+ long dram_size = 0;
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+
+ puts("Initializing\n");
+
+#if defined(CONFIG_DDR_DLL)
+ {
+ /*
+ * Work around to stabilize DDR DLL MSYNC_IN.
+ * Errata DDR9 seems to have been fixed.
+ * This is now the workaround for Errata DDR11:
+ * Override DLL = 1, Course Adj = 1, Tap Select = 0
+ */
+
+ volatile ccsr_gur_t *gur= &immap->im_gur;
+
+ gur->ddrdllcr = 0x81000000;
+ asm("sync;isync;msync");
+ udelay(200);
+ }
+#endif
+
+ dram_size = spd_sdram();
+
+
+#if defined(CONFIG_DDR_ECC)
+ /*
+ * Initialize and enable DDR ECC.
+ */
+ ddr_enable_ecc(dram_size);
+#endif
+
+
+ /*
+ * SDRAM Initialization
+ */
+ sdram_init();
+
+ puts(" DDR: ");
+ return dram_size;
+}
+
+
+/*
+ * Initialize Local Bus
+ */
+
+void
+local_bus_init(void)
+{
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile ccsr_gur_t *gur = &immap->im_gur;
+ volatile ccsr_lbc_t *lbc = &immap->im_lbc;
+
+ uint clkdiv;
+ uint lbc_hz;
+ sys_info_t sysinfo;
+ uint temp_lbcdll;
+
+ /*
+ * Errata LBC11.
+ * Fix Local Bus clock glitch when DLL is enabled.
+ *
+ * If localbus freq is < 66Mhz, DLL bypass mode must be used.
+ * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * Between 66 and 133, the DLL is enabled with an override workaround.
+ */
+
+ get_sys_info(&sysinfo);
+ clkdiv = lbc->lcrr & 0x0f;
+ lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
+
+ if (lbc_hz < 66) {
+ lbc->lcrr |= 0x80000000; /* DLL Bypass */
+
+ } else if (lbc_hz >= 133) {
+ lbc->lcrr &= (~0x80000000); /* DLL Enabled */
+
+ } else {
+ lbc->lcrr &= (~0x8000000); /* DLL Enabled */
+ udelay(200);
+
+ /*
+ * Sample LBC DLL ctrl reg, upshift it to set the
+ * override bits.
+ */
+ temp_lbcdll = gur->lbcdllcr;
+ gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000);
+ asm("sync;isync;msync");
+ }
+}
+
+
+/*
+ * Initialize SDRAM memory on the Local Bus.
+ */
+
+void
+sdram_init(void)
+{
+#if defined(CFG_OR2_PRELIM) && defined(CFG_BR2_PRELIM)
+
+ uint idx;
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile ccsr_lbc_t *lbc = &immap->im_lbc;
+ uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE;
+ uint cpu_board_rev;
+ uint lsdmr_common;
+
+ puts(" SDRAM: ");
+
+ print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n");
+
+ /*
+ * Setup SDRAM Base and Option Registers
+ */
+ lbc->or2 = CFG_OR2_PRELIM;
+ asm("msync");
+
+ lbc->br2 = CFG_BR2_PRELIM;
+ asm("msync");
+
+ lbc->lbcr = CFG_LBC_LBCR;
+ asm("msync");
+
+
+ lbc->lsrt = CFG_LBC_LSRT;
+ lbc->mrtpr = CFG_LBC_MRTPR;
+ asm("msync");
+
+ /*
+ * Determine which address lines to use baed on CPU board rev.
+ */
+ cpu_board_rev = get_cpu_board_revision();
+ lsdmr_common = CFG_LBC_LSDMR_COMMON;
+ if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_0) {
+ lsdmr_common |= CFG_LBC_LSDMR_BSMA1617;
+ } else if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_1) {
+ lsdmr_common |= CFG_LBC_LSDMR_BSMA1516;
+ } else {
+ /*
+ * Assume something unable to identify itself is
+ * really old, and likely has lines 16/17 mapped.
+ */
+ lsdmr_common |= CFG_LBC_LSDMR_BSMA1617;
+ }
+
+ /*
+ * Issue PRECHARGE ALL command.
+ */
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_PCHALL;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(100);
+
+ /*
+ * Issue 8 AUTO REFRESH commands.
+ */
+ for (idx = 0; idx < 8; idx++) {
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_ARFRSH;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(100);
+ }
+
+ /*
+ * Issue 8 MODE-set command.
+ */
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_MRW;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(100);
+
+ /*
+ * Issue NORMAL OP command.
+ */
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_NORMAL;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(200); /* Overkill. Must wait > 200 bus cycles */
+
+#endif /* enable SDRAM init */
+}
+
+
+#if defined(CFG_DRAM_TEST)
+int
+testdram(void)
+{
+ uint *pstart = (uint *) CFG_MEMTEST_START;
+ uint *pend = (uint *) CFG_MEMTEST_END;
+ uint *p;
+
+ printf("Testing DRAM from 0x%08x to 0x%08x\n",
+ CFG_MEMTEST_START,
+ CFG_MEMTEST_END);
+
+ printf("DRAM test phase 1:\n");
+ for (p = pstart; p < pend; p++)
+ *p = 0xaaaaaaaa;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0xaaaaaaaa) {
+ printf ("DRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ printf("DRAM test phase 2:\n");
+ for (p = pstart; p < pend; p++)
+ *p = 0x55555555;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0x55555555) {
+ printf ("DRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ printf("DRAM test passed.\n");
+ return 0;
+}
+#endif
+
+
+
+#if defined(CONFIG_PCI)
+
+/*
+ * Initialize PCI Devices, report devices found.
+ */
+
+#ifndef CONFIG_PCI_PNP
+static struct pci_config_table pci_mpc85xxcds_config_table[] = {
+ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+ PCI_IDSEL_NUMBER, PCI_ANY_ID,
+ pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
+ PCI_ENET0_MEMADDR,
+ PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
+ } },
+ { }
+};
+#endif
+
+
+static struct pci_controller hose = {
+#ifndef CONFIG_PCI_PNP
+ config_table: pci_mpc85xxcds_config_table,
+#endif
+};
+
+#endif /* CONFIG_PCI */
+
+
+void
+pci_init_board(void)
+{
+#ifdef CONFIG_PCI
+ extern void pci_mpc85xx_init(struct pci_controller *hose);
+
+ pci_mpc85xx_init(&hose);
+#endif
+}
diff --git a/board/cds/mpc8541cds/u-boot.lds b/board/cds/mpc8541cds/u-boot.lds
new file mode 100644
index 0000000..f8cee53
--- /dev/null
+++ b/board/cds/mpc8541cds/u-boot.lds
@@ -0,0 +1,147 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ .resetvec 0xFFFFFFFC :
+ {
+ *(.resetvec)
+ } = 0xffff
+
+ .bootpg 0xFFFFF000 :
+ {
+ cpu/mpc85xx/start.o (.bootpg)
+ board/cds/mpc8541cds/init.o (.bootpg)
+ } = 0xffff
+
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/mpc85xx/start.o (.text)
+ board/cds/mpc8541cds/init.o (.text)
+ cpu/mpc85xx/traps.o (.text)
+ cpu/mpc85xx/interrupts.o (.text)
+ cpu/mpc85xx/cpu_init.o (.text)
+ cpu/mpc85xx/cpu.o (.text)
+ cpu/mpc85xx/tsec.o (.text)
+ cpu/mpc85xx/speed.o (.text)
+ cpu/mpc85xx/pci.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_ppc/extable.o (.text)
+ lib_generic/zlib.o (.text)
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/board/cds/mpc8555cds/Makefile b/board/cds/mpc8555cds/Makefile
new file mode 100644
index 0000000..0d4abbd
--- /dev/null
+++ b/board/cds/mpc8555cds/Makefile
@@ -0,0 +1,51 @@
+#
+# Copyright 2004 Freescale Semiconductor.
+# (C) Copyright 2001
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS := $(BOARD).o \
+ ../common/cadmus.o \
+ ../common/eeprom.o
+
+SOBJS := init.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(OBJS) $(SOBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/cds/mpc8555cds/config.mk b/board/cds/mpc8555cds/config.mk
new file mode 100644
index 0000000..5dcaa77
--- /dev/null
+++ b/board/cds/mpc8555cds/config.mk
@@ -0,0 +1,30 @@
+#
+# Copyright 2004 Freescale Semiconductor.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# mpc8555cds board
+#
+TEXT_BASE = 0xfff80000
+
+PLATFORM_CPPFLAGS += -DCONFIG_E500=1
+PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1
+PLATFORM_CPPFLAGS += -DCONFIG_MPC8555=1
diff --git a/board/cds/mpc8555cds/init.S b/board/cds/mpc8555cds/init.S
new file mode 100644
index 0000000..53dcd0d
--- /dev/null
+++ b/board/cds/mpc8555cds/init.S
@@ -0,0 +1,255 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ * Copyright 2002,2003, Motorola Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <ppc_asm.tmpl>
+#include <ppc_defs.h>
+#include <asm/cache.h>
+#include <asm/mmu.h>
+#include <config.h>
+#include <mpc85xx.h>
+
+
+/*
+ * TLB0 and TLB1 Entries
+ *
+ * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR.
+ * However, CCSRBAR is then relocated to CFG_CCSRBAR right after
+ * these TLB entries are established.
+ *
+ * The TLB entries for DDR are dynamically setup in spd_sdram()
+ * and use TLB1 Entries 8 through 15 as needed according to the
+ * size of DDR memory.
+ *
+ * MAS0: tlbsel, esel, nv
+ * MAS1: valid, iprot, tid, ts, tsize
+ * MAS2: epn, sharen, x0, x1, w, i, m, g, e
+ * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr
+ */
+
+#define entry_start \
+ mflr r1 ; \
+ bl 0f ;
+
+#define entry_end \
+0: mflr r0 ; \
+ mtlr r1 ; \
+ blr ;
+
+
+ .section .bootpg, "ax"
+ .globl tlb1_entry
+tlb1_entry:
+ entry_start
+
+ /*
+ * Number of TLB0 and TLB1 entries in the following table
+ */
+ .long 13
+
+#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR)
+ /*
+ * TLB0 4K Non-cacheable, guarded
+ * 0xff700000 4K Initial CCSRBAR mapping
+ *
+ * This ends up at a TLB0 Index==0 entry, and must not collide
+ * with other TLB0 Entries.
+ */
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,0,1,0,1,0,1)
+#else
+#error("Update the number of table entries in tlb1_entry")
+#endif
+
+ /*
+ * TLB0 16K Cacheable, non-guarded
+ * 0xd001_0000 16K Temporary Global data for initialization
+ *
+ * Use four 4K TLB0 entries. These entries must be cacheable
+ * as they provide the bootstrap memory before the memory
+ * controler and real memory have been configured.
+ *
+ * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c,
+ * and must not collide with other TLB0 entries.
+ */
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 4 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 4 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 8 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 8 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ .long TLB1_MAS0(0, 0, 0)
+ .long TLB1_MAS1(1, 0, 0, 0, 0)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 12 * 1024),
+ 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 12 * 1024),
+ 0,0,0,0,0,1,0,1,0,1)
+
+
+ /*
+ * TLB 0: 16M Non-cacheable, guarded
+ * 0xff000000 16M FLASH
+ * Out of reset this entry is only 4K.
+ */
+ .long TLB1_MAS0(1, 0, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_16M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_FLASH_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_FLASH_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 1: 256M Non-cacheable, guarded
+ * 0x80000000 256M PCI1 MEM First half
+ */
+ .long TLB1_MAS0(1, 1, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 2: 256M Non-cacheable, guarded
+ * 0x90000000 256M PCI1 MEM Second half
+ */
+ .long TLB1_MAS0(1, 2, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE + 0x10000000),
+ 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE + 0x10000000),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 3: 256M Non-cacheable, guarded
+ * 0xa0000000 256M PCI2 MEM First half
+ */
+ .long TLB1_MAS0(1, 3, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI2_MEM_BASE), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI2_MEM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 4: 256M Non-cacheable, guarded
+ * 0xb0000000 256M PCI2 MEM Second half
+ */
+ .long TLB1_MAS0(1, 4, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI2_MEM_BASE + 0x10000000),
+ 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI2_MEM_BASE + 0x10000000),
+ 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 5: 64M Non-cacheable, guarded
+ * 0xe000_0000 1M CCSRBAR
+ * 0xe200_0000 16M PCI1 IO
+ * 0xe300_0000 16M PCI2 IO
+ */
+ .long TLB1_MAS0(1, 5, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 6: 64M Cacheable, non-guarded
+ * 0xf000_0000 64M LBC SDRAM
+ */
+ .long TLB1_MAS0(1, 6, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M)
+ .long TLB1_MAS2(E500_TLB_EPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,0,0,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,1,0,1,0,1)
+
+ /*
+ * TLB 7: 1M Non-cacheable, guarded
+ * 0xf8000000 1M CADMUS registers
+ */
+ .long TLB1_MAS0(1, 7, 0)
+ .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_1M)
+ .long TLB1_MAS2(E500_TLB_EPN(CADMUS_BASE_ADDR), 0,0,0,0,1,0,1,0)
+ .long TLB1_MAS3(E500_TLB_RPN(CADMUS_BASE_ADDR), 0,0,0,0,0,1,0,1,0,1)
+
+ entry_end
+
+/*
+ * LAW(Local Access Window) configuration:
+ *
+ * 0x0000_0000 0x7fff_ffff DDR 2G
+ * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
+ * 0xa000_0000 0xbfff_ffff PCI2 MEM 512M
+ * 0xe000_0000 0xe000_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
+ *
+ * Notes:
+ * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
+ * If flash is 8M at default position (last 8M), no LAW needed.
+ *
+ * The defines below are 1-off of the actual LAWAR0 usage.
+ * So LAWAR3 define uses the LAWAR4 register in the ECM.
+ */
+
+#define LAWBAR0 0
+#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
+
+#define LAWBAR1 ((CFG_PCI1_MEM_BASE>>12) & 0xfffff)
+#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+#define LAWBAR2 ((CFG_PCI2_MEM_BASE>>12) & 0xfffff)
+#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+#define LAWBAR3 ((CFG_PCI1_IO_BASE>>12) & 0xfffff)
+#define LAWAR3 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_16M))
+
+#define LAWBAR4 ((CFG_PCI2_IO_BASE>>12) & 0xfffff)
+#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_16M))
+
+/* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
+#define LAWBAR5 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff)
+#define LAWAR5 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+ .section .bootpg, "ax"
+ .globl law_entry
+
+law_entry:
+ entry_start
+ .long 6
+ .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2,LAWBAR3,LAWAR3
+ .long LAWBAR4,LAWAR4,LAWBAR5,LAWAR5
+ entry_end
diff --git a/board/cds/mpc8555cds/mpc8555cds.c b/board/cds/mpc8555cds/mpc8555cds.c
new file mode 100644
index 0000000..e4f9d65
--- /dev/null
+++ b/board/cds/mpc8555cds/mpc8555cds.c
@@ -0,0 +1,371 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#include <common.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <asm/immap_85xx.h>
+#include <spd.h>
+
+#include "../common/cadmus.h"
+#include "../common/eeprom.h"
+
+#if defined(CONFIG_DDR_ECC)
+extern void ddr_enable_ecc(unsigned int dram_size);
+#endif
+
+extern long int spd_sdram(void);
+
+void local_bus_init(void);
+void sdram_init(void);
+
+
+
+int
+board_early_init_f(void)
+{
+ return 0;
+}
+
+
+int
+checkboard(void)
+{
+ volatile immap_t *immap = (immap_t *)CFG_CCSRBAR;
+ volatile ccsr_gur_t *gur = &immap->im_gur;
+
+ /* PCI slot in USER bits CSR[6:7] by convention. */
+ uint pci_slot = get_pci_slot();
+
+ uint pci_dual = get_pci_dual(); /* PCI DUAL in CM_PCI[3] */
+ uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */
+ uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */
+ uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */
+
+ uint pci1_speed = get_clock_freq(); /* PCI PSPEED in [4:5] */
+
+ uint cpu_board_rev = get_cpu_board_revision();
+
+ printf("Board: CDS Version 0x%02x, PCI Slot %d\n",
+ get_board_version(),
+ pci_slot);
+
+ printf("CPU Board Revision %d.%d (0x%04x)\n",
+ MPC85XX_CPU_BOARD_MAJOR(cpu_board_rev),
+ MPC85XX_CPU_BOARD_MINOR(cpu_board_rev),
+ cpu_board_rev);
+
+ printf(" PCI1: %d bit, %s MHz, %s\n",
+ (pci1_32) ? 32 : 64,
+ (pci1_speed == 33000000) ? "33" :
+ (pci1_speed == 66000000) ? "66" : "unknown",
+ pci1_clk_sel ? "sync" : "async"
+ );
+
+ if (pci_dual) {
+ printf(" PCI2: 32 bit, 66 MHz, %s\n",
+ pci2_clk_sel ? "sync" : "async"
+ );
+ } else {
+ printf(" PCI2: disabled\n");
+ }
+
+ /*
+ * Initialize local bus.
+ */
+ local_bus_init();
+
+ return 0;
+}
+
+
+long int
+initdram(int board_type)
+{
+ long dram_size = 0;
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+
+ puts("Initializing\n");
+
+#if defined(CONFIG_DDR_DLL)
+ {
+ /*
+ * Work around to stabilize DDR DLL MSYNC_IN.
+ * Errata DDR9 seems to have been fixed.
+ * This is now the workaround for Errata DDR11:
+ * Override DLL = 1, Course Adj = 1, Tap Select = 0
+ */
+
+ volatile ccsr_gur_t *gur= &immap->im_gur;
+
+ gur->ddrdllcr = 0x81000000;
+ asm("sync;isync;msync");
+ udelay(200);
+ }
+#endif
+
+ dram_size = spd_sdram();
+
+
+#if defined(CONFIG_DDR_ECC)
+ /*
+ * Initialize and enable DDR ECC.
+ */
+ ddr_enable_ecc(dram_size);
+#endif
+
+
+ /*
+ * SDRAM Initialization
+ */
+ sdram_init();
+
+ puts(" DDR: ");
+ return dram_size;
+}
+
+
+/*
+ * Initialize Local Bus
+ */
+
+void
+local_bus_init(void)
+{
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile ccsr_gur_t *gur = &immap->im_gur;
+ volatile ccsr_lbc_t *lbc = &immap->im_lbc;
+
+ uint clkdiv;
+ uint lbc_hz;
+ sys_info_t sysinfo;
+ uint temp_lbcdll;
+
+ /*
+ * Errata LBC11.
+ * Fix Local Bus clock glitch when DLL is enabled.
+ *
+ * If localbus freq is < 66Mhz, DLL bypass mode must be used.
+ * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * Between 66 and 133, the DLL is enabled with an override workaround.
+ */
+
+ get_sys_info(&sysinfo);
+ clkdiv = lbc->lcrr & 0x0f;
+ lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
+
+ if (lbc_hz < 66) {
+ lbc->lcrr |= 0x80000000; /* DLL Bypass */
+
+ } else if (lbc_hz >= 133) {
+ lbc->lcrr &= (~0x80000000); /* DLL Enabled */
+
+ } else {
+ lbc->lcrr &= (~0x8000000); /* DLL Enabled */
+ udelay(200);
+
+ /*
+ * Sample LBC DLL ctrl reg, upshift it to set the
+ * override bits.
+ */
+ temp_lbcdll = gur->lbcdllcr;
+ gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000);
+ asm("sync;isync;msync");
+ }
+}
+
+
+/*
+ * Initialize SDRAM memory on the Local Bus.
+ */
+
+void
+sdram_init(void)
+{
+#if defined(CFG_OR2_PRELIM) && defined(CFG_BR2_PRELIM)
+
+ uint idx;
+ volatile immap_t *immap = (immap_t *)CFG_IMMR;
+ volatile ccsr_lbc_t *lbc = &immap->im_lbc;
+ uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE;
+ uint cpu_board_rev;
+ uint lsdmr_common;
+
+ puts(" SDRAM: ");
+
+ print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n");
+
+ /*
+ * Setup SDRAM Base and Option Registers
+ */
+ lbc->or2 = CFG_OR2_PRELIM;
+ asm("msync");
+
+ lbc->br2 = CFG_BR2_PRELIM;
+ asm("msync");
+
+ lbc->lbcr = CFG_LBC_LBCR;
+ asm("msync");
+
+
+ lbc->lsrt = CFG_LBC_LSRT;
+ lbc->mrtpr = CFG_LBC_MRTPR;
+ asm("msync");
+
+ /*
+ * Determine which address lines to use baed on CPU board rev.
+ */
+ cpu_board_rev = get_cpu_board_revision();
+ lsdmr_common = CFG_LBC_LSDMR_COMMON;
+ if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_0) {
+ lsdmr_common |= CFG_LBC_LSDMR_BSMA1617;
+ } else if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_1) {
+ lsdmr_common |= CFG_LBC_LSDMR_BSMA1516;
+ } else {
+ /*
+ * Assume something unable to identify itself is
+ * really old, and likely has lines 16/17 mapped.
+ */
+ lsdmr_common |= CFG_LBC_LSDMR_BSMA1617;
+ }
+
+ /*
+ * Issue PRECHARGE ALL command.
+ */
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_PCHALL;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(100);
+
+ /*
+ * Issue 8 AUTO REFRESH commands.
+ */
+ for (idx = 0; idx < 8; idx++) {
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_ARFRSH;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(100);
+ }
+
+ /*
+ * Issue 8 MODE-set command.
+ */
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_MRW;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(100);
+
+ /*
+ * Issue NORMAL OP command.
+ */
+ lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_NORMAL;
+ asm("sync;msync");
+ *sdram_addr = 0xff;
+ ppcDcbf((unsigned long) sdram_addr);
+ udelay(200); /* Overkill. Must wait > 200 bus cycles */
+
+#endif /* enable SDRAM init */
+}
+
+
+#if defined(CFG_DRAM_TEST)
+int
+testdram(void)
+{
+ uint *pstart = (uint *) CFG_MEMTEST_START;
+ uint *pend = (uint *) CFG_MEMTEST_END;
+ uint *p;
+
+ printf("Testing DRAM from 0x%08x to 0x%08x\n",
+ CFG_MEMTEST_START,
+ CFG_MEMTEST_END);
+
+ printf("DRAM test phase 1:\n");
+ for (p = pstart; p < pend; p++)
+ *p = 0xaaaaaaaa;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0xaaaaaaaa) {
+ printf ("DRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ printf("DRAM test phase 2:\n");
+ for (p = pstart; p < pend; p++)
+ *p = 0x55555555;
+
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0x55555555) {
+ printf ("DRAM test fails at: %08x\n", (uint) p);
+ return 1;
+ }
+ }
+
+ printf("DRAM test passed.\n");
+ return 0;
+}
+#endif
+
+
+
+#if defined(CONFIG_PCI)
+
+/*
+ * Initialize PCI Devices, report devices found.
+ */
+
+#ifndef CONFIG_PCI_PNP
+static struct pci_config_table pci_mpc85xxcds_config_table[] = {
+ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+ PCI_IDSEL_NUMBER, PCI_ANY_ID,
+ pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
+ PCI_ENET0_MEMADDR,
+ PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
+ } },
+ { }
+};
+#endif
+
+
+static struct pci_controller hose = {
+#ifndef CONFIG_PCI_PNP
+ config_table: pci_mpc85xxcds_config_table,
+#endif
+};
+
+#endif /* CONFIG_PCI */
+
+
+void
+pci_init_board(void)
+{
+#ifdef CONFIG_PCI
+ extern void pci_mpc85xx_init(struct pci_controller *hose);
+
+ pci_mpc85xx_init(&hose);
+#endif
+}
diff --git a/board/cds/mpc8555cds/u-boot.lds b/board/cds/mpc8555cds/u-boot.lds
new file mode 100644
index 0000000..d14cb9c
--- /dev/null
+++ b/board/cds/mpc8555cds/u-boot.lds
@@ -0,0 +1,147 @@
+/*
+ * Copyright 2004 Freescale Semiconductor.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ .resetvec 0xFFFFFFFC :
+ {
+ *(.resetvec)
+ } = 0xffff
+
+ .bootpg 0xFFFFF000 :
+ {
+ cpu/mpc85xx/start.o (.bootpg)
+ board/cds/mpc8555cds/init.o (.bootpg)
+ } = 0xffff
+
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/mpc85xx/start.o (.text)
+ board/cds/mpc8555cds/init.o (.text)
+ cpu/mpc85xx/traps.o (.text)
+ cpu/mpc85xx/interrupts.o (.text)
+ cpu/mpc85xx/cpu_init.o (.text)
+ cpu/mpc85xx/cpu.o (.text)
+ cpu/mpc85xx/tsec.o (.text)
+ cpu/mpc85xx/speed.o (.text)
+ cpu/mpc85xx/pci.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_ppc/extable.o (.text)
+ lib_generic/zlib.o (.text)
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/board/mpc8540ads/flash.c b/board/mpc8540ads/flash.c
deleted file mode 100644
index c7d318c..0000000
--- a/board/mpc8540ads/flash.c
+++ /dev/null
@@ -1,537 +0,0 @@
-/*
- * (C) Copyright 2003 Motorola Inc.
- * Xianghua Xiao,(X.Xiao@motorola.com)
- *
- * (C) Copyright 2000, 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2001, Stuart Hughes, Lineo Inc, stuarth@lineo.com
- * Add support the Sharp chips on the mpc8260ads.
- * I started with board/ip860/flash.c and made changes I found in
- * the MTD project by David Schleef.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#if !defined(CFG_NO_FLASH)
-
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-#if defined(CFG_ENV_IS_IN_FLASH)
-# ifndef CFG_ENV_ADDR
-# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET)
-# endif
-# ifndef CFG_ENV_SIZE
-# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
-# endif
-# ifndef CFG_ENV_SECT_SIZE
-# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE
-# endif
-#endif
-
-#undef DEBUG
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (vu_long *addr, flash_info_t *info);
-static int write_word (flash_info_t *info, ulong dest, ulong data);
-static int clear_block_lock_bit(vu_long * addr);
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
- unsigned long size;
- int i;
-
- /* Init: enable write,
- * or we cannot even write flash commands
- */
- for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
- flash_info[i].flash_id = FLASH_UNKNOWN;
-
- /* set the default sector offset */
- }
-
- /* Static FLASH Bank configuration here - FIXME XXX */
-
- size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
-
- if (flash_info[0].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
- size, size<<20);
- }
-
- /* Re-do sizing to get full correct info */
- size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
-
- flash_info[0].size = size;
-
-#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
- /* monitor protection ON by default */
- flash_protect(FLAG_PROTECT_SET,
- CFG_MONITOR_BASE,
- CFG_MONITOR_BASE+monitor_flash_len-1,
- &flash_info[0]);
-
-#ifdef CFG_ENV_IS_IN_FLASH
- /* ENV protection ON by default */
- flash_protect(FLAG_PROTECT_SET,
- CFG_ENV_ADDR,
- CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1,
- &flash_info[0]);
-#endif
-#endif
- return (size);
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info (flash_info_t *info)
-{
- int i;
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_INTEL: printf ("Intel "); break;
- case FLASH_MAN_SHARP: printf ("Sharp "); break;
- default: printf ("Unknown Vendor "); break;
- }
-
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_28F016SV: printf ("28F016SV (16 Mbit, 32 x 64k)\n");
- break;
- case FLASH_28F160S3: printf ("28F160S3 (16 Mbit, 32 x 512K)\n");
- break;
- case FLASH_28F320S3: printf ("28F320S3 (32 Mbit, 64 x 512K)\n");
- break;
- case FLASH_LH28F016SCT: printf ("28F016SC (16 Mbit, 32 x 64K)\n");
- break;
- case FLASH_28F640J3A: printf ("28F640J3A (64 Mbit, 64 x 128K)\n");
- break;
- default: printf ("Unknown Chip Type\n");
- break;
- }
-
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20, info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i=0; i<info->sector_count; ++i) {
- if ((i % 5) == 0)
- printf ("\n ");
- printf (" %08lX%s",
- info->start[i],
- info->protect[i] ? " (RO)" : " "
- );
- }
- printf ("\n");
-}
-
-/*
- * The following code cannot be run from FLASH!
- */
-
-static ulong flash_get_size (vu_long *addr, flash_info_t *info)
-{
- short i;
- ulong value;
- ulong base = (ulong)addr;
- ulong sector_offset;
-
-#ifdef DEBUG
- printf("Check flash at 0x%08x\n",(uint)addr);
-#endif
- /* Write "Intelligent Identifier" command: read Manufacturer ID */
- *addr = 0x90909090;
- udelay(20);
- asm("sync");
-
- value = addr[0] & 0x00FF00FF;
-
-#ifdef DEBUG
- printf("manufacturer=0x%x\n",(uint)value);
-#endif
- switch (value) {
- case MT_MANUFACT: /* SHARP, MT or => Intel */
- case INTEL_ALT_MANU:
- info->flash_id = FLASH_MAN_INTEL;
- break;
- default:
- printf("unknown manufacturer: %x\n", (unsigned int)value);
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- return (0); /* no or unknown flash */
- }
-
- value = addr[1] & 0x00FF00FF; /* device ID */
-
-#ifdef DEBUG
- printf("deviceID=0x%x\n",(uint)value);
-#endif
- switch (value) {
- case (INTEL_ID_28F016S):
- info->flash_id += FLASH_28F016SV;
- info->sector_count = 32;
- info->size = 0x00400000;
- sector_offset = 0x20000;
- break; /* => 2x2 MB */
-
- case (INTEL_ID_28F160S3):
- info->flash_id += FLASH_28F160S3;
- info->sector_count = 32;
- info->size = 0x00400000;
- sector_offset = 0x20000;
- break; /* => 2x2 MB */
-
- case (INTEL_ID_28F320S3):
- info->flash_id += FLASH_28F320S3;
- info->sector_count = 64;
- info->size = 0x00800000;
- sector_offset = 0x20000;
- break; /* => 2x4 MB */
-
- case (INTEL_ID_28F640J3A):
- info->flash_id += FLASH_28F640J3A;
- info->sector_count = 64;
- info->size = 0x01000000;
- sector_offset = 0x40000;
- break; /* => 2x8 MB */
-
- case SHARP_ID_28F016SCL:
- case SHARP_ID_28F016SCZ:
- info->flash_id = FLASH_MAN_SHARP | FLASH_LH28F016SCT;
- info->sector_count = 32;
- info->size = 0x00800000;
- sector_offset = 0x40000;
- break; /* => 4x2 MB */
-
-
- default:
- info->flash_id = FLASH_UNKNOWN;
- return (0); /* => no or unknown flash */
-
- }
-
- /* set up sector start address table */
- for (i = 0; i < info->sector_count; i++) {
- info->start[i] = base;
- base += sector_offset;
- /* don't know how to check sector protection */
- info->protect[i] = 0;
- }
-
- /*
- * Prevent writes to uninitialized FLASH.
- */
- if (info->flash_id != FLASH_UNKNOWN) {
- addr = (vu_long *)info->start[0];
- *addr = 0xFFFFFF; /* reset bank to read array mode */
- asm("sync");
- }
-
- return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t *info, int s_first, int s_last)
-{
- int flag, prot, sect;
- ulong start, now, last;
-
- if ((s_first < 0) || (s_first > s_last)) {
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("- missing\n");
- } else {
- printf ("- no sectors to erase\n");
- }
- return 1;
- }
-
- if ( ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL)
- && ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_SHARP) ) {
- printf ("Can't erase unknown flash type %08lx - aborted\n",
- info->flash_id);
- return 1;
- }
-
- prot = 0;
- for (sect=s_first; sect<=s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
-
- if (prot) {
- printf ("- Warning: %d protected sectors will not be erased!\n",
- prot);
- } else {
- printf ("\n");
- }
-
-#ifdef DEBUG
- printf("\nFlash Erase:\n");
-#endif
- /* Make Sure Block Lock Bit is not set. */
- if(clear_block_lock_bit((vu_long *)(info->start[s_first]))){
- return 1;
- }
-
- /* Start erase on unprotected sectors */
-#if defined(DEBUG)
- printf("Begin to erase now,s_first=0x%x s_last=0x%x...\n",s_first,s_last);
-#endif
- for (sect = s_first; sect<=s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- vu_long *addr = (vu_long *)(info->start[sect]);
- asm("sync");
-
- last = start = get_timer (0);
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- /* Reset Array */
- *addr = 0xffffffff;
- asm("sync");
- /* Clear Status Register */
- *addr = 0x50505050;
- asm("sync");
- /* Single Block Erase Command */
- *addr = 0x20202020;
- asm("sync");
- /* Confirm */
- *addr = 0xD0D0D0D0;
- asm("sync");
-
- if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) {
- /* Resume Command, as per errata update */
- *addr = 0xD0D0D0D0;
- asm("sync");
- }
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
- while ((*addr & 0x00800080) != 0x00800080) {
- if(*addr & 0x00200020){
- printf("Error in Block Erase - Lock Bit may be set!\n");
- printf("Status Register = 0x%X\n", (uint)*addr);
- *addr = 0xFFFFFFFF; /* reset bank */
- asm("sync");
- return 1;
- }
- if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- *addr = 0xFFFFFFFF; /* reset bank */
- asm("sync");
- return 1;
- }
- /* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
- putc ('.');
- last = now;
- }
- }
-
- /* reset to read mode */
- *addr = 0xFFFFFFFF;
- asm("sync");
- }
- }
-
- printf ("flash erase done\n");
- return 0;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-
-int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
-{
- ulong cp, wp, data;
- int i, l, rc;
-
- wp = (addr & ~3); /* get lower word aligned address */
-
- /*
- * handle unaligned start bytes
- */
- if ((l = addr - wp) != 0) {
- data = 0;
- for (i=0, cp=wp; i<l; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
- for (; i<4 && cnt>0; ++i) {
- data = (data << 8) | *src++;
- --cnt;
- ++cp;
- }
- for (; cnt==0 && i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
-
- if ((rc = write_word(info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- }
-
- /*
- * handle word aligned part
- */
- while (cnt >= 4) {
- data = 0;
- for (i=0; i<4; ++i) {
- data = (data << 8) | *src++;
- }
- if ((rc = write_word(info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- cnt -= 4;
- }
-
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- data = 0;
- for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
- data = (data << 8) | *src++;
- --cnt;
- }
- for (; i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
-
- return (write_word(info, wp, data));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_word (flash_info_t *info, ulong dest, ulong data)
-{
- vu_long *addr = (vu_long *)dest;
- ulong start, csr;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- return (2);
- }
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- /* Write Command */
- *addr = 0x10101010;
- asm("sync");
-
- /* Write Data */
- *addr = data;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* data polling for D7 */
- start = get_timer (0);
- flag = 0;
-
- while (((csr = *addr) & 0x00800080) != 0x00800080) {
- if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
- flag = 1;
- break;
- }
- }
- if (csr & 0x40404040) {
- printf ("CSR indicates write error (%08lx) at %08lx\n", csr, (ulong)addr);
- flag = 1;
- }
-
- /* Clear Status Registers Command */
- *addr = 0x50505050;
- asm("sync");
- /* Reset to read array mode */
- *addr = 0xFFFFFFFF;
- asm("sync");
-
- return (flag);
-}
-
-/*-----------------------------------------------------------------------
- * Clear Block Lock Bit, returns:
- * 0 - OK
- * 1 - Timeout
- */
-
-static int clear_block_lock_bit(vu_long * addr)
-{
- ulong start, now;
-
- /* Reset Array */
- *addr = 0xffffffff;
- asm("sync");
- /* Clear Status Register */
- *addr = 0x50505050;
- asm("sync");
-
- *addr = 0x60606060;
- asm("sync");
- *addr = 0xd0d0d0d0;
- asm("sync");
-
- start = get_timer (0);
- while((*addr & 0x00800080) != 0x00800080){
- if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
- printf ("Timeout on clearing Block Lock Bit\n");
- *addr = 0xFFFFFFFF; /* reset bank */
- asm("sync");
- return 1;
- }
- }
- return 0;
-}
-
-#endif /* !CFG_NO_FLASH */
diff --git a/board/mpc8560ads/flash.c b/board/mpc8560ads/flash.c
deleted file mode 100644
index 4dbbf9d..0000000
--- a/board/mpc8560ads/flash.c
+++ /dev/null
@@ -1,537 +0,0 @@
-/*
- * (C) Copyright 2003 Motorola Inc.
- * Xianghua Xiao,(X.Xiao@motorola.com)
- *
- * (C) Copyright 2000, 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2001, Stuart Hughes, Lineo Inc, stuarth@lineo.com
- * Add support the Sharp chips on the mpc8260ads.
- * I started with board/ip860/flash.c and made changes I found in
- * the MTD project by David Schleef.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-#if !defined(CFG_NO_FLASH)
-
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-#if defined(CFG_ENV_IS_IN_FLASH)
-# ifndef CFG_ENV_ADDR
-# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET)
-# endif
-# ifndef CFG_ENV_SIZE
-# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
-# endif
-# ifndef CFG_ENV_SECT_SIZE
-# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE
-# endif
-#endif
-
-#undef DEBUG
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (vu_long *addr, flash_info_t *info);
-static int write_word (flash_info_t *info, ulong dest, ulong data);
-static int clear_block_lock_bit(vu_long * addr);
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
- unsigned long size;
- int i;
-
- /* Init: enable write,
- * or we cannot even write flash commands
- */
- for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
- flash_info[i].flash_id = FLASH_UNKNOWN;
-
- /* set the default sector offset */
- }
-
- /* Static FLASH Bank configuration here - FIXME XXX */
-
- size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
-
- if (flash_info[0].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
- size, size<<20);
- }
-
- /* Re-do sizing to get full correct info */
- size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]);
-
- flash_info[0].size = size;
-
-#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
- /* monitor protection ON by default */
- flash_protect(FLAG_PROTECT_SET,
- CFG_MONITOR_BASE,
- CFG_MONITOR_BASE+monitor_flash_len-1,
- &flash_info[0]);
-
-#ifdef CFG_ENV_IS_IN_FLASH
- /* ENV protection ON by default */
- flash_protect(FLAG_PROTECT_SET,
- CFG_ENV_ADDR,
- CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1,
- &flash_info[0]);
-#endif
-#endif
- return (size);
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info (flash_info_t *info)
-{
- int i;
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_INTEL: printf ("Intel "); break;
- case FLASH_MAN_SHARP: printf ("Sharp "); break;
- default: printf ("Unknown Vendor "); break;
- }
-
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_28F016SV: printf ("28F016SV (16 Mbit, 32 x 64k)\n");
- break;
- case FLASH_28F160S3: printf ("28F160S3 (16 Mbit, 32 x 512K)\n");
- break;
- case FLASH_28F320S3: printf ("28F320S3 (32 Mbit, 64 x 512K)\n");
- break;
- case FLASH_LH28F016SCT: printf ("28F016SC (16 Mbit, 32 x 64K)\n");
- break;
- case FLASH_28F640J3A: printf ("28F640J3A (64 Mbit, 64 x 128K)\n");
- break;
- default: printf ("Unknown Chip Type\n");
- break;
- }
-
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20, info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i=0; i<info->sector_count; ++i) {
- if ((i % 5) == 0)
- printf ("\n ");
- printf (" %08lX%s",
- info->start[i],
- info->protect[i] ? " (RO)" : " "
- );
- }
- printf ("\n");
-}
-
-/*
- * The following code cannot be run from FLASH!
- */
-
-static ulong flash_get_size (vu_long *addr, flash_info_t *info)
-{
- short i;
- ulong value;
- ulong base = (ulong)addr;
- ulong sector_offset;
-
-#ifdef DEBUG
- printf("Check flash at 0x%08x\n",(uint)addr);
-#endif
- /* Write "Intelligent Identifier" command: read Manufacturer ID */
- *addr = 0x90909090;
- udelay(20);
- asm("sync");
-
- value = addr[0] & 0x00FF00FF;
-
-#ifdef DEBUG
- printf("manufacturer=0x%x\n",(uint)value);
-#endif
- switch (value) {
- case MT_MANUFACT: /* SHARP, MT or => Intel */
- case INTEL_ALT_MANU:
- info->flash_id = FLASH_MAN_INTEL;
- break;
- default:
- printf("unknown manufacturer: %x\n", (unsigned int)value);
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- return (0); /* no or unknown flash */
- }
-
- value = addr[1] & 0x00FF00FF; /* device ID */
-
-#ifdef DEBUG
- printf("deviceID=0x%x\n",(uint)value);
-#endif
- switch (value) {
- case (INTEL_ID_28F016S):
- info->flash_id += FLASH_28F016SV;
- info->sector_count = 32;
- info->size = 0x00400000;
- sector_offset = 0x20000;
- break; /* => 2x2 MB */
-
- case (INTEL_ID_28F160S3):
- info->flash_id += FLASH_28F160S3;
- info->sector_count = 32;
- info->size = 0x00400000;
- sector_offset = 0x20000;
- break; /* => 2x2 MB */
-
- case (INTEL_ID_28F320S3):
- info->flash_id += FLASH_28F320S3;
- info->sector_count = 64;
- info->size = 0x00800000;
- sector_offset = 0x20000;
- break; /* => 2x4 MB */
-
- case (INTEL_ID_28F640J3A):
- info->flash_id += FLASH_28F640J3A;
- info->sector_count = 64;
- info->size = 0x01000000;
- sector_offset = 0x40000;
- break; /* => 8 MB */
-
- case SHARP_ID_28F016SCL:
- case SHARP_ID_28F016SCZ:
- info->flash_id = FLASH_MAN_SHARP | FLASH_LH28F016SCT;
- info->sector_count = 32;
- info->size = 0x00800000;
- sector_offset = 0x40000;
- break; /* => 4x2 MB */
-
-
- default:
- info->flash_id = FLASH_UNKNOWN;
- return (0); /* => no or unknown flash */
-
- }
-
- /* set up sector start address table */
- for (i = 0; i < info->sector_count; i++) {
- info->start[i] = base;
- base += sector_offset;
- /* don't know how to check sector protection */
- info->protect[i] = 0;
- }
-
- /*
- * Prevent writes to uninitialized FLASH.
- */
- if (info->flash_id != FLASH_UNKNOWN) {
- addr = (vu_long *)info->start[0];
- *addr = 0xFFFFFF; /* reset bank to read array mode */
- asm("sync");
- }
-
- return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t *info, int s_first, int s_last)
-{
- int flag, prot, sect;
- ulong start, now, last;
-
- if ((s_first < 0) || (s_first > s_last)) {
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("- missing\n");
- } else {
- printf ("- no sectors to erase\n");
- }
- return 1;
- }
-
- if ( ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL)
- && ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_SHARP) ) {
- printf ("Can't erase unknown flash type %08lx - aborted\n",
- info->flash_id);
- return 1;
- }
-
- prot = 0;
- for (sect=s_first; sect<=s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
-
- if (prot) {
- printf ("- Warning: %d protected sectors will not be erased!\n",
- prot);
- } else {
- printf ("\n");
- }
-
-#ifdef DEBUG
- printf("\nFlash Erase:\n");
-#endif
- /* Make Sure Block Lock Bit is not set. */
- if(clear_block_lock_bit((vu_long *)(info->start[s_first]))){
- return 1;
- }
-
- /* Start erase on unprotected sectors */
-#if defined(DEBUG)
- printf("Begin to erase now,s_first=0x%x s_last=0x%x...\n",s_first,s_last);
-#endif
- for (sect = s_first; sect<=s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- vu_long *addr = (vu_long *)(info->start[sect]);
- asm("sync");
-
- last = start = get_timer (0);
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- /* Reset Array */
- *addr = 0xffffffff;
- asm("sync");
- /* Clear Status Register */
- *addr = 0x50505050;
- asm("sync");
- /* Single Block Erase Command */
- *addr = 0x20202020;
- asm("sync");
- /* Confirm */
- *addr = 0xD0D0D0D0;
- asm("sync");
-
- if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) {
- /* Resume Command, as per errata update */
- *addr = 0xD0D0D0D0;
- asm("sync");
- }
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
- while ((*addr & 0x00800080) != 0x00800080) {
- if(*addr & 0x00200020){
- printf("Error in Block Erase - Lock Bit may be set!\n");
- printf("Status Register = 0x%X\n", (uint)*addr);
- *addr = 0xFFFFFFFF; /* reset bank */
- asm("sync");
- return 1;
- }
- if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- *addr = 0xFFFFFFFF; /* reset bank */
- asm("sync");
- return 1;
- }
- /* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
- putc ('.');
- last = now;
- }
- }
-
- /* reset to read mode */
- *addr = 0xFFFFFFFF;
- asm("sync");
- }
- }
-
- printf ("flash erase done\n");
- return 0;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-
-int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
-{
- ulong cp, wp, data;
- int i, l, rc;
-
- wp = (addr & ~3); /* get lower word aligned address */
-
- /*
- * handle unaligned start bytes
- */
- if ((l = addr - wp) != 0) {
- data = 0;
- for (i=0, cp=wp; i<l; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
- for (; i<4 && cnt>0; ++i) {
- data = (data << 8) | *src++;
- --cnt;
- ++cp;
- }
- for (; cnt==0 && i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
-
- if ((rc = write_word(info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- }
-
- /*
- * handle word aligned part
- */
- while (cnt >= 4) {
- data = 0;
- for (i=0; i<4; ++i) {
- data = (data << 8) | *src++;
- }
- if ((rc = write_word(info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- cnt -= 4;
- }
-
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- data = 0;
- for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
- data = (data << 8) | *src++;
- --cnt;
- }
- for (; i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
- }
-
- return (write_word(info, wp, data));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_word (flash_info_t *info, ulong dest, ulong data)
-{
- vu_long *addr = (vu_long *)dest;
- ulong start, csr;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- return (2);
- }
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- /* Write Command */
- *addr = 0x10101010;
- asm("sync");
-
- /* Write Data */
- *addr = data;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* data polling for D7 */
- start = get_timer (0);
- flag = 0;
-
- while (((csr = *addr) & 0x00800080) != 0x00800080) {
- if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
- flag = 1;
- break;
- }
- }
- if (csr & 0x40404040) {
- printf ("CSR indicates write error (%08lx) at %08lx\n", csr, (ulong)addr);
- flag = 1;
- }
-
- /* Clear Status Registers Command */
- *addr = 0x50505050;
- asm("sync");
- /* Reset to read array mode */
- *addr = 0xFFFFFFFF;
- asm("sync");
-
- return (flag);
-}
-
-/*-----------------------------------------------------------------------
- * Clear Block Lock Bit, returns:
- * 0 - OK
- * 1 - Timeout
- */
-
-static int clear_block_lock_bit(vu_long * addr)
-{
- ulong start, now;
-
- /* Reset Array */
- *addr = 0xffffffff;
- asm("sync");
- /* Clear Status Register */
- *addr = 0x50505050;
- asm("sync");
-
- *addr = 0x60606060;
- asm("sync");
- *addr = 0xd0d0d0d0;
- asm("sync");
-
- start = get_timer (0);
- while((*addr & 0x00800080) != 0x00800080){
- if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
- printf ("Timeout on clearing Block Lock Bit\n");
- *addr = 0xFFFFFFFF; /* reset bank */
- asm("sync");
- return 1;
- }
- }
- return 0;
-}
-
-#endif /* !CFG_NO_FLASH */