diff options
37 files changed, 1763 insertions, 95 deletions
@@ -2,7 +2,28 @@ Changes since U-Boot 1.1.4: ====================================================================== -* Fix U-Boot enviroenment sector protection on MCC200 board +* Nios II - Add Altera EP1C20, EP1S10 and EP1S40 boards + Patch by Scott McNutt, 08 Jun 2006 + +* Nios II - Add EPCS Controller bootrom work-around + -When booting from an epcs controller, the epcs bootrom may leave the + slave select in an asserted state causing soft reset hang. This + patch ensures slave select is negated at reset. + Patch by Scott McNutt, 08 Jun 2006 + +* Update PK1C20 board + -Update base addresses for standard configuration + -Eliminate use of CACHE_BYPASS in board code + Patch by Scott McNutt, 08 Jun 2006 + +* Nios II - Fix I/O Macros and mini-app stubs + -Fix asm/io.h macros + -Eliminate use of CACHE_BYPASS in cpu code + -Eliminate assembler warnings + -Fix mini-app stubs and force no small data + Patch by Scott McNutt, 08 Jun 2006 + +* Fix U-Boot environment sector protection on MCC200 board * Minor cleanup for PCS440EP board diff --git a/MAINTAINERS b/MAINTAINERS index 2e5bfe2eaf..9a2f472214 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -517,6 +517,9 @@ Scott McNutt <smcnutt@psyent.com> PCI5441 Nios-II PK1C20 Nios-II + EP1C20 Nios-II + EP1S10 Nios-II + EP1S40 Nios-II ######################################################################### # MicroBlaze Systems: # @@ -265,7 +265,7 @@ LIST_nios=" \ ## Nios-II Systems ######################################################################### -LIST_nios2="PCI5441 PK1C20" +LIST_nios2="PCI5441 PK1C20 EP1C20 EP1S10 EP1S40" ######################################################################### ## MicroBlaze Systems @@ -1903,6 +1903,15 @@ ADNPESC1_config: unconfig ## Nios-II ######################################################################### +EP1C20_config : unconfig + @./mkconfig EP1C20 nios2 nios2 ep1c20 altera + +EP1S10_config : unconfig + @./mkconfig EP1S10 nios2 nios2 ep1s10 altera + +EP1S40_config : unconfig + @./mkconfig EP1S40 nios2 nios2 ep1s40 altera + PK1C20_config : unconfig @./mkconfig PK1C20 nios2 nios2 pk1c20 psyent @@ -322,6 +322,7 @@ The following options need to be configured: ------------------------ CONFIG_PCI5441 CONFIG_PK1C20 + CONFIG_EP1C20 CONFIG_EP1S10 CONFIG_EP1S40 - CPU Module Type: (if CONFIG_COGENT is defined) diff --git a/board/altera/common/AMDLV065D.c b/board/altera/common/AMDLV065D.c new file mode 100644 index 0000000000..8a7b14ee2f --- /dev/null +++ b/board/altera/common/AMDLV065D.c @@ -0,0 +1,190 @@ +/* + * (C) Copyright 2000-2004 + * 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 <common.h> +#if defined(CONFIG_NIOS) +#include <nios.h> +#else +#include <asm/io.h> +#endif + +#define SECTSZ (64 * 1024) +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +/*----------------------------------------------------------------------*/ +unsigned long flash_init (void) +{ + int i; + unsigned long addr; + flash_info_t *fli = &flash_info[0]; + + fli->size = CFG_FLASH_SIZE; + fli->sector_count = CFG_MAX_FLASH_SECT; + fli->flash_id = FLASH_MAN_AMD + FLASH_AMDLV065D; + + addr = CFG_FLASH_BASE; + for (i = 0; i < fli->sector_count; ++i) { + fli->start[i] = addr; + addr += SECTSZ; + fli->protect[i] = 1; + } + + return (CFG_FLASH_SIZE); +} +/*--------------------------------------------------------------------*/ +void flash_print_info (flash_info_t * info) +{ + int i, k; + int erased; + unsigned long *addr; + + printf (" Size: %ld KB in %d Sectors\n", + info->size >> 10, info->sector_count); + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + + /* Check if whole sector is erased */ + erased = 1; + addr = (unsigned long *) info->start[i]; + for (k = 0; k < SECTSZ/sizeof(unsigned long); k++) { + if ( readl(addr++) != (unsigned long)-1) { + erased = 0; + break; + } + } + + /* Print the info */ + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s%s", + info->start[i], + erased ? " E" : " ", + info->protect[i] ? "RO " : " "); + } + printf ("\n"); +} + +/*-------------------------------------------------------------------*/ + + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + unsigned char *addr = (unsigned char *) info->start[0]; + unsigned char *addr2; + int prot, sect; + ulong start; + + /* Some sanity checking */ + if ((s_first < 0) || (s_first > s_last)) { + printf ("- no sectors to erase\n"); + 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"); + } + + /* It's ok to erase multiple sectors provided we don't delay more + * than 50 usec between cmds ... at which point the erase time-out + * occurs. So don't go and put printf() calls in the loop ... it + * won't be very helpful ;-) + */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (unsigned char *) info->start[sect]; + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr, 0x80); + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr2, 0x30); + /* Now just wait for 0xff & provide some user + * feedback while we wait. + */ + start = get_timer (0); + while ( readb (addr2) != 0xff) { + udelay (1000 * 1000); + putc ('.'); + if (get_timer (start) > CFG_FLASH_ERASE_TOUT) { + printf ("timeout\n"); + return 1; + } + } + } + } + printf ("\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) +{ + + vu_char *cmd = (vu_char *) info->start[0]; + vu_char *dst = (vu_char *) addr; + unsigned char b; + ulong start; + + while (cnt) { + /* Check for sufficient erase */ + b = *src; + if ((readb (dst) & b) != b) { + printf ("%02x : %02x\n", readb (dst), b); + return (2); + } + + writeb (cmd, 0xaa); + writeb (cmd, 0x55); + writeb (cmd, 0xa0); + writeb (dst, b); + + /* Verify write */ + start = get_timer (0); + while (readb (dst) != b) { + if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { + return 1; + } + } + dst++; + src++; + cnt--; + } + + return (0); +} diff --git a/board/altera/common/epled.c b/board/altera/common/epled.c new file mode 100644 index 0000000000..c75fe8c573 --- /dev/null +++ b/board/altera/common/epled.c @@ -0,0 +1,62 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 <asm/io.h> +#include <nios2-io.h> +#include <status_led.h> + +/* The LED port is configured as output only, so we + * must track the state manually. + */ +static led_id_t val = 0; + +void __led_init (led_id_t mask, int state) +{ + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; + + if (state == STATUS_LED_ON) + val &= ~mask; + else + val |= mask; + writel (&pio->data, val); +} + +void __led_set (led_id_t mask, int state) +{ + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; + + if (state == STATUS_LED_ON) + val &= ~mask; + else + val |= mask; + writel (&pio->data, val); +} + +void __led_toggle (led_id_t mask) +{ + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; + + val ^= mask; + writel (&pio->data, val); +} diff --git a/board/altera/ep1c20/Makefile b/board/altera/ep1c20/Makefile new file mode 100644 index 0000000000..a92b258339 --- /dev/null +++ b/board/altera/ep1c20/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2004 +# 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 + +COMOBJS := ../common/AMDLV065D.o ../common/epled.o + +OBJS := $(BOARD).o $(COMOBJS) + +SOBJS = + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +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) > $@ + +-include .depend + +######################################################################### diff --git a/board/altera/ep1c20/config.mk b/board/altera/ep1c20/config.mk new file mode 100644 index 0000000000..dab2740830 --- /dev/null +++ b/board/altera/ep1c20/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2005, Psyent Corporation <www.psyent.com> +# Scott McNutt <smcnutt@psyent.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x01fc0000 + +PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul +PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/altera/ep1c20/ep1c20.c b/board/altera/ep1c20/ep1c20.c new file mode 100644 index 0000000000..29491391ef --- /dev/null +++ b/board/altera/ep1c20/ep1c20.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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> + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + puts ("BOARD : Altera EP-1C20\n"); + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} diff --git a/board/altera/ep1c20/u-boot.lds b/board/altera/ep1c20/u-boot.lds new file mode 100644 index 0000000000..b99b82c826 --- /dev/null +++ b/board/altera/ep1c20/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 + */ + + +OUTPUT_FORMAT("elf32-littlenios2") +OUTPUT_ARCH(nios2) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios2/start.o (.text) + *(.text) + *(.text.*) + *(.gnu.linkonce.t*) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r*) + } + . = ALIGN (4); + _etext = .; + PROVIDE (etext = .); + + /* CMD TABLE - sandwich this in between text and data so + * the initialization code relocates the command table as + * well -- admittedly, this is just pure laziness ;-) + */ + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + /* INIT DATA sections - "Small" data (see the gcc -G option) + * is always gp-relative. Here we make all init data sections + * adjacent to simplify the startup code -- and provide + * the global pointer for gp-relative access. + */ + _data = .; + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d*) + } + + . = ALIGN(16); + _gp = .; /* Global pointer addr */ + PROVIDE (gp = .); + + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + + _edata = .; + PROVIDE (edata = .); + + /* UNINIT DATA - Small uninitialized data is first so it's + * adjacent to sdata and can be referenced via gp. The normal + * bss follows. We keep it adjacent to simplify init code. + */ + __bss_start = .; + .sbss : + { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + . = ALIGN(4); + .bss : + { + *(.bss) + *(.bss.*) + *(.dynbss) + *(COMMON) + *(.scommon) + } + . = ALIGN(4); + _end = .; + PROVIDE (end = .); + + /* DEBUG -- symbol table, string table, etc. etc. + */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } +} diff --git a/board/altera/ep1s10/Makefile b/board/altera/ep1s10/Makefile new file mode 100644 index 0000000000..a92b258339 --- /dev/null +++ b/board/altera/ep1s10/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2004 +# 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 + +COMOBJS := ../common/AMDLV065D.o ../common/epled.o + +OBJS := $(BOARD).o $(COMOBJS) + +SOBJS = + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +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) > $@ + +-include .depend + +######################################################################### diff --git a/board/altera/ep1s10/config.mk b/board/altera/ep1s10/config.mk new file mode 100644 index 0000000000..dab2740830 --- /dev/null +++ b/board/altera/ep1s10/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2005, Psyent Corporation <www.psyent.com> +# Scott McNutt <smcnutt@psyent.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x01fc0000 + +PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul +PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/altera/ep1s10/ep1s10.c b/board/altera/ep1s10/ep1s10.c new file mode 100644 index 0000000000..9c7e28e68c --- /dev/null +++ b/board/altera/ep1s10/ep1s10.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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> + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + puts ("BOARD : Altera EP-1S10\n"); + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} diff --git a/board/altera/ep1s10/u-boot.lds b/board/altera/ep1s10/u-boot.lds new file mode 100644 index 0000000000..b99b82c826 --- /dev/null +++ b/board/altera/ep1s10/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 + */ + + +OUTPUT_FORMAT("elf32-littlenios2") +OUTPUT_ARCH(nios2) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios2/start.o (.text) + *(.text) + *(.text.*) + *(.gnu.linkonce.t*) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r*) + } + . = ALIGN (4); + _etext = .; + PROVIDE (etext = .); + + /* CMD TABLE - sandwich this in between text and data so + * the initialization code relocates the command table as + * well -- admittedly, this is just pure laziness ;-) + */ + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + /* INIT DATA sections - "Small" data (see the gcc -G option) + * is always gp-relative. Here we make all init data sections + * adjacent to simplify the startup code -- and provide + * the global pointer for gp-relative access. + */ + _data = .; + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d*) + } + + . = ALIGN(16); + _gp = .; /* Global pointer addr */ + PROVIDE (gp = .); + + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + + _edata = .; + PROVIDE (edata = .); + + /* UNINIT DATA - Small uninitialized data is first so it's + * adjacent to sdata and can be referenced via gp. The normal + * bss follows. We keep it adjacent to simplify init code. + */ + __bss_start = .; + .sbss : + { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + . = ALIGN(4); + .bss : + { + *(.bss) + *(.bss.*) + *(.dynbss) + *(COMMON) + *(.scommon) + } + . = ALIGN(4); + _end = .; + PROVIDE (end = .); + + /* DEBUG -- symbol table, string table, etc. etc. + */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } +} diff --git a/board/altera/ep1s40/Makefile b/board/altera/ep1s40/Makefile new file mode 100644 index 0000000000..a92b258339 --- /dev/null +++ b/board/altera/ep1s40/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2004 +# 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 + +COMOBJS := ../common/AMDLV065D.o ../common/epled.o + +OBJS := $(BOARD).o $(COMOBJS) + +SOBJS = + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +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) > $@ + +-include .depend + +######################################################################### diff --git a/board/altera/ep1s40/config.mk b/board/altera/ep1s40/config.mk new file mode 100644 index 0000000000..dab2740830 --- /dev/null +++ b/board/altera/ep1s40/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2005, Psyent Corporation <www.psyent.com> +# Scott McNutt <smcnutt@psyent.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x01fc0000 + +PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul +PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/altera/ep1s40/ep1s40.c b/board/altera/ep1s40/ep1s40.c new file mode 100644 index 0000000000..cb75550476 --- /dev/null +++ b/board/altera/ep1s40/ep1s40.c @@ -0,0 +1,35 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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> + +int checkboard (void) +{ + puts ("BOARD : Altera EP-1S40\n"); + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} diff --git a/board/altera/ep1s40/u-boot.lds b/board/altera/ep1s40/u-boot.lds new file mode 100644 index 0000000000..b99b82c826 --- /dev/null +++ b/board/altera/ep1s40/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 + */ + + +OUTPUT_FORMAT("elf32-littlenios2") +OUTPUT_ARCH(nios2) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios2/start.o (.text) + *(.text) + *(.text.*) + *(.gnu.linkonce.t*) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r*) + } + . = ALIGN (4); + _etext = .; + PROVIDE (etext = .); + + /* CMD TABLE - sandwich this in between text and data so + * the initialization code relocates the command table as + * well -- admittedly, this is just pure laziness ;-) + */ + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + /* INIT DATA sections - "Small" data (see the gcc -G option) + * is always gp-relative. Here we make all init data sections + * adjacent to simplify the startup code -- and provide + * the global pointer for gp-relative access. + */ + _data = .; + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d*) + } + + . = ALIGN(16); + _gp = .; /* Global pointer addr */ + PROVIDE (gp = .); + + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + + _edata = .; + PROVIDE (edata = .); + + /* UNINIT DATA - Small uninitialized data is first so it's + * adjacent to sdata and can be referenced via gp. The normal + * bss follows. We keep it adjacent to simplify init code. + */ + __bss_start = .; + .sbss : + { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + . = ALIGN(4); + .bss : + { + *(.bss) + *(.bss.*) + *(.dynbss) + *(COMMON) + *(.scommon) + } + . = ALIGN(4); + _end = .; + PROVIDE (end = .); + + /* DEBUG -- symbol table, string table, etc. etc. + */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } +} diff --git a/board/psyent/common/AMDLV065D.c b/board/psyent/common/AMDLV065D.c index 4965743bd5..8a7b14ee2f 100644 --- a/board/psyent/common/AMDLV065D.c +++ b/board/psyent/common/AMDLV065D.c @@ -26,7 +26,7 @@ #if defined(CONFIG_NIOS) #include <nios.h> #else -#include <nios2.h> +#include <asm/io.h> #endif #define SECTSZ (64 * 1024) @@ -56,9 +56,8 @@ unsigned long flash_init (void) void flash_print_info (flash_info_t * info) { int i, k; - unsigned long size; int erased; - volatile unsigned char *flash; + unsigned long *addr; printf (" Size: %ld KB in %d Sectors\n", info->size >> 10, info->sector_count); @@ -66,14 +65,10 @@ void flash_print_info (flash_info_t * info) for (i = 0; i < info->sector_count; ++i) { /* Check if whole sector is erased */ - if (i != (info->sector_count - 1)) - size = info->start[i + 1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; erased = 1; - flash = (volatile unsigned char *) CACHE_BYPASS(info->start[i]); - for (k = 0; k < size; k++) { - if (*flash++ != 0xff) { + addr = (unsigned long *) info->start[i]; + for (k = 0; k < SECTSZ/sizeof(unsigned long); k++) { + if ( readl(addr++) != (unsigned long)-1) { erased = 0; break; } @@ -83,7 +78,7 @@ void flash_print_info (flash_info_t * info) if ((i % 5) == 0) printf ("\n "); printf (" %08lX%s%s", - CACHE_NO_BYPASS(info->start[i]), + info->start[i], erased ? " E" : " ", info->protect[i] ? "RO " : " "); } @@ -95,9 +90,8 @@ void flash_print_info (flash_info_t * info) int flash_erase (flash_info_t * info, int s_first, int s_last) { - volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) - CACHE_BYPASS(info->start[0]); - volatile CFG_FLASH_WORD_SIZE *addr2; + unsigned char *addr = (unsigned char *) info->start[0]; + unsigned char *addr2; int prot, sect; ulong start; @@ -127,19 +121,18 @@ int flash_erase (flash_info_t * info, int s_first, int s_last) */ for (sect = s_first; sect <= s_last; sect++) { if (info->protect[sect] == 0) { /* not protected */ - addr2 = (CFG_FLASH_WORD_SIZE *) - CACHE_BYPASS((info->start[sect])); - *addr = 0xaa; - *addr = 0x55; - *addr = 0x80; - *addr = 0xaa; - *addr = 0x55; - *addr2 = 0x30; + addr2 = (unsigned char *) info->start[sect]; + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr, 0x80); + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr2, 0x30); /* Now just wait for 0xff & provide some user * feedback while we wait. */ start = get_timer (0); - while (*addr2 != 0xff) { + while ( readb (addr2) != 0xff) { udelay (1000 * 1000); putc ('.'); if (get_timer (start) > CFG_FLASH_ERASE_TOUT) { @@ -163,27 +156,27 @@ int flash_erase (flash_info_t * info, int s_first, int s_last) int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) { - vu_char *cmd = (vu_char *) CACHE_BYPASS(info->start[0]); - vu_char *dst = (vu_char *) CACHE_BYPASS(addr); + vu_char *cmd = (vu_char *) info->start[0]; + vu_char *dst = (vu_char *) addr; unsigned char b; ulong start; while (cnt) { /* Check for sufficient erase */ b = *src; - if ((*dst & b) != b) { - printf ("%02x : %02x\n", *dst, b); + if ((readb (dst) & b) != b) { + printf ("%02x : %02x\n", readb (dst), b); return (2); } - *cmd = 0xaa; - *cmd = 0x55; - *cmd = 0xa0; - *dst = b; + writeb (cmd, 0xaa); + writeb (cmd, 0x55); + writeb (cmd, 0xa0); + writeb (dst, b); /* Verify write */ start = get_timer (0); - while (*dst != b) { + while (readb (dst) != b) { if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { return 1; } diff --git a/board/psyent/pk1c20/config.mk b/board/psyent/pk1c20/config.mk index d72bceed2d..d65780dd9b 100644 --- a/board/psyent/pk1c20/config.mk +++ b/board/psyent/pk1c20/config.mk @@ -21,7 +21,7 @@ # MA 02111-1307 USA # -TEXT_BASE = 0x018e0000 +TEXT_BASE = 0x01fc0000 PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include diff --git a/board/psyent/pk1c20/led.c b/board/psyent/pk1c20/led.c index c175c9b870..c75fe8c573 100644 --- a/board/psyent/pk1c20/led.c +++ b/board/psyent/pk1c20/led.c @@ -22,7 +22,7 @@ */ #include <common.h> -#include <nios2.h> +#include <asm/io.h> #include <nios2-io.h> #include <status_led.h> @@ -33,30 +33,30 @@ static led_id_t val = 0; void __led_init (led_id_t mask, int state) { - nios_pio_t *pio = (nios_pio_t *)CACHE_BYPASS(CFG_LEDPIO_ADDR); + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; if (state == STATUS_LED_ON) val &= ~mask; else val |= mask; - pio->data = val; + writel (&pio->data, val); } void __led_set (led_id_t mask, int state) { - nios_pio_t *pio = (nios_pio_t *)CACHE_BYPASS(CFG_LEDPIO_ADDR); + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; if (state == STATUS_LED_ON) val &= ~mask; else val |= mask; - pio->data = val; + writel (&pio->data, val); } void __led_toggle (led_id_t mask) { - nios_pio_t *pio = (nios_pio_t *)CACHE_BYPASS(CFG_LEDPIO_ADDR); + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; val ^= mask; - pio->data = val; + writel (&pio->data, val); } diff --git a/cpu/nios2/epcs.c b/cpu/nios2/epcs.c index a8851e99a2..414c38c2b1 100644 --- a/cpu/nios2/epcs.c +++ b/cpu/nios2/epcs.c @@ -25,7 +25,7 @@ #if defined(CFG_NIOS_EPCSBASE) #include <command.h> -#include <nios2.h> +#include <asm/io.h> #include <nios2-io.h> #include <nios2-epcs.h> @@ -72,8 +72,7 @@ */ #define EPCS_TIMEOUT 100 /* 100 msec timeout */ -static nios_spi_t *epcs = - (nios_spi_t *)CACHE_BYPASS(CFG_NIOS_EPCSBASE); +static nios_spi_t *epcs = (nios_spi_t *)CFG_NIOS_EPCSBASE; /*********************************************************************** * Device access @@ -81,16 +80,20 @@ static nios_spi_t *epcs = static int epcs_cs (int assert) { ulong start; + unsigned tmp; + if (assert) { - epcs->control |= NIOS_SPI_SSO; + tmp = readl (&epcs->control); + writel (&epcs->control, tmp | NIOS_SPI_SSO); } else { /* Let all bits shift out */ start = get_timer (0); - while ((epcs->status & NIOS_SPI_TMT) == 0) + while ((readl (&epcs->status) & NIOS_SPI_TMT) == 0) if (get_timer (start) > EPCS_TIMEOUT) return (-1); - epcs->control &= ~NIOS_SPI_SSO; + tmp = readl (&epcs->control); + writel (&epcs->control, tmp & ~NIOS_SPI_SSO); } return (0); } @@ -100,10 +103,10 @@ static int epcs_tx (unsigned char c) ulong start; start = get_timer (0); - while ((epcs->status & NIOS_SPI_TRDY) == 0) + while ((readl (&epcs->status) & NIOS_SPI_TRDY) == 0) if (get_timer (start) > EPCS_TIMEOUT) return (-1); - epcs->txdata = c; + writel (&epcs->txdata, c); return (0); } @@ -112,10 +115,10 @@ static int epcs_rx (void) ulong start; start = get_timer (0); - while ((epcs->status & NIOS_SPI_RRDY) == 0) + while ((readl (&epcs->status) & NIOS_SPI_RRDY) == 0) if (get_timer (start) > EPCS_TIMEOUT) return (-1); - return (epcs->rxdata); + return (readl (&epcs->rxdata)); } static unsigned char bitrev[] = { @@ -207,6 +210,21 @@ static struct epcs_devinfo_t devinfo[] = { { 0, 0, 0, 0, 0, 0 } }; +int epcs_reset (void) +{ + /* When booting from an epcs controller, the epcs bootrom + * code may leave the slave select in an asserted state. + * This causes two problems: (1) The initial epcs access + * will fail -- not a big deal, and (2) a software reset + * will cause the bootrom code to hang since it does not + * ensure the select is negated prior to first access -- a + * big deal. Here we just negate chip select and everything + * gets better :-) + */ + epcs_cs (0); /* Negate chip select */ + return (0); +} + epcs_devinfo_t *epcs_dev_find (void) { unsigned char buf[4]; diff --git a/cpu/nios2/exceptions.S b/cpu/nios2/exceptions.S index d3b95cfc7a..b9c7a587e1 100644 --- a/cpu/nios2/exceptions.S +++ b/cpu/nios2/exceptions.S @@ -30,6 +30,9 @@ .global _exception + .set noat + .set nobreak + _exception: /* SAVE ALL REGS -- this allows trap and unimplemented * instruction handlers to be coded conveniently in C diff --git a/cpu/nios2/interrupts.c b/cpu/nios2/interrupts.c index 4a6da582bb..4685161b88 100644 --- a/cpu/nios2/interrupts.c +++ b/cpu/nios2/interrupts.c @@ -27,6 +27,7 @@ #include <nios2.h> #include <nios2-io.h> +#include <asm/io.h> #include <asm/ptrace.h> #include <common.h> #include <command.h> @@ -79,7 +80,7 @@ void tmr_isr (void *arg) /* Interrupt is cleared by writing anything to the * status register. */ - tmr->status = 0; + writel (&tmr->status, 0); timestamp += CFG_NIOS_TMRMS; #ifdef CONFIG_STATUS_LED status_led_tick(timestamp); @@ -88,16 +89,17 @@ void tmr_isr (void *arg) static void tmr_init (void) { - nios_timer_t *tmr =(nios_timer_t *)CACHE_BYPASS(CFG_NIOS_TMRBASE); + nios_timer_t *tmr =(nios_timer_t *)CFG_NIOS_TMRBASE; + + writel (&tmr->status, 0); + writel (&tmr->control, 0); + writel (&tmr->control, NIOS_TIMER_STOP); - tmr->control &= ~(NIOS_TIMER_START | NIOS_TIMER_ITO); - tmr->control |= NIOS_TIMER_STOP; #if defined(CFG_NIOS_TMRCNT) - tmr->periodl = CFG_NIOS_TMRCNT & 0xffff; - tmr->periodh = (CFG_NIOS_TMRCNT >> 16) & 0xffff; + writel (&tmr->periodl, CFG_NIOS_TMRCNT & 0xffff); + writel (&tmr->periodh, (CFG_NIOS_TMRCNT >> 16) & 0xffff); #endif - tmr->control |= ( NIOS_TIMER_ITO | - NIOS_TIMER_CONT | + writel (&tmr->control, NIOS_TIMER_ITO | NIOS_TIMER_CONT | NIOS_TIMER_START ); irq_install_handler (CFG_NIOS_TMRIRQ, tmr_isr, (void *)tmr); } diff --git a/cpu/nios2/serial.c b/cpu/nios2/serial.c index 3d766037a1..0bd3821e39 100644 --- a/cpu/nios2/serial.c +++ b/cpu/nios2/serial.c @@ -24,7 +24,7 @@ #include <common.h> #include <watchdog.h> -#include <nios2.h> +#include <asm/io.h> #include <nios2-io.h> DECLARE_GLOBAL_DATA_PTR; @@ -34,8 +34,7 @@ DECLARE_GLOBAL_DATA_PTR; *-----------------------------------------------------------------*/ #if defined(CONFIG_CONSOLE_JTAG) -static nios_jtag_t *jtag = - (nios_jtag_t *)CACHE_BYPASS(CFG_NIOS_CONSOLE); +static nios_jtag_t *jtag = (nios_jtag_t *)CFG_NIOS_CONSOLE; void serial_setbrg( void ){ return; } int serial_init( void ) { return(0);} @@ -44,9 +43,9 @@ void serial_putc (char c) { unsigned val; - while (NIOS_JTAG_WSPACE (jtag->control) == 0) + while (NIOS_JTAG_WSPACE ( readl (&jtag->control)) == 0) WATCHDOG_RESET (); - jtag->data = (unsigned char)c; + writel (&jtag->data, (unsigned char)c); } void serial_puts (const char *s) @@ -57,7 +56,7 @@ void serial_puts (const char *s) int serial_tstc (void) { - return (jtag->control & NIOS_JTAG_RRDY); + return ( readl (&jtag->control) & NIOS_JTAG_RRDY); } int serial_getc (void) @@ -67,7 +66,7 @@ int serial_getc (void) while (1) { WATCHDOG_RESET (); - val = jtag->data; + val = readl (&jtag->data); if (val & NIOS_JTAG_RVALID) break; } @@ -80,8 +79,7 @@ int serial_getc (void) *-----------------------------------------------------------------*/ #else -static nios_uart_t *uart = (nios_uart_t *) - CACHE_BYPASS(CFG_NIOS_CONSOLE); +static nios_uart_t *uart = (nios_uart_t *) CFG_NIOS_CONSOLE; #if defined(CFG_NIOS_FIXEDBAUD) @@ -98,7 +96,7 @@ void serial_setbrg (void) unsigned div; div = (CONFIG_SYS_CLK_FREQ/gd->baudrate)-1; - uart->divisor = div; + writel (&uart->divisor,div); return; } @@ -118,9 +116,9 @@ void serial_putc (char c) { if (c == '\n') serial_putc ('\r'); - while ((uart->status & NIOS_UART_TRDY) == 0) + while ((readl (&uart->status) & NIOS_UART_TRDY) == 0) WATCHDOG_RESET (); - uart->txdata = (unsigned char)c; + writel (&uart->txdata,(unsigned char)c); } void serial_puts (const char *s) @@ -132,14 +130,14 @@ void serial_puts (const char *s) int serial_tstc (void) { - return (uart->status & NIOS_UART_RRDY); + return (readl (&uart->status) & NIOS_UART_RRDY); } int serial_getc (void) { while (serial_tstc () == 0) WATCHDOG_RESET (); - return( uart->rxdata & 0x00ff ); + return (readl (&uart->rxdata) & 0x00ff ); } #endif /* CONFIG_JTAG_CONSOLE */ diff --git a/cpu/nios2/sysid.c b/cpu/nios2/sysid.c index 2b7a569cc5..b5a29593ea 100644 --- a/cpu/nios2/sysid.c +++ b/cpu/nios2/sysid.c @@ -26,20 +26,21 @@ #if defined (CFG_NIOS_SYSID_BASE) #include <command.h> -#include <nios2.h> +#include <asm/io.h> #include <nios2-io.h> #include <linux/time.h> void display_sysid (void) { - struct nios_sysid_t *sysid = - (struct nios_sysid_t *)CACHE_BYPASS(CFG_NIOS_SYSID_BASE); + struct nios_sysid_t *sysid = (struct nios_sysid_t *)CFG_NIOS_SYSID_BASE; struct tm t; char asc[32]; + time_t stamp; - localtime_r ((time_t *)&sysid->timestamp, &t); + stamp = readl (&sysid->timestamp); + localtime_r (&stamp, &t); asctime_r (&t, asc); - printf ("SYSID : %08x, %s", sysid->id, asc); + printf ("SYSID : %08x, %s", readl (&sysid->id), asc); } diff --git a/examples/Makefile b/examples/Makefile index fee26741d0..a342d75062 100644 --- a/examples/Makefile +++ b/examples/Makefile @@ -42,7 +42,7 @@ LOAD_ADDR = 0x00800000 -L $(gcclibdir)/m32 -T nios.lds endif ifeq ($(ARCH),nios2) -LOAD_ADDR = 0x00800000 -L $(gcclibdir) -T nios2.lds +LOAD_ADDR = 0x02000000 -L $(gcclibdir) -T nios2.lds endif ifeq ($(ARCH),m68k) diff --git a/examples/stubs.c b/examples/stubs.c index 250a9af6e5..1caa575747 100644 --- a/examples/stubs.c +++ b/examples/stubs.c @@ -92,7 +92,7 @@ gd_t *global_data; #x ":\n" \ " movhi r8, %%hi(%0)\n" \ " ori r8, r0, %%lo(%0)\n" \ -" add r8, r0, r15\n" \ +" add r8, r8, r15\n" \ " ldw r8, 0(r8)\n" \ " ldw r8, %1(r8)\n" \ " jmp r8\n" \ diff --git a/include/asm-nios2/io.h b/include/asm-nios2/io.h index b16a98865a..0fab53bf0e 100644 --- a/include/asm-nios2/io.h +++ b/include/asm-nios2/io.h @@ -39,12 +39,13 @@ extern unsigned inl (unsigned port); #define readl(addr)\ ({unsigned long val;\ asm volatile( "ldwio %0, 0(%1)" :"=r"(val) : "r" (addr)); val;}) + #define writeb(addr,val)\ - asm volatile ("stbio %0, 0(%1)" : : "r" (addr), "r" (val)) + asm volatile ("stbio %1, 0(%0)" : : "r" (addr), "r" (val)) #define writew(addr,val)\ - asm volatile ("sthio %0, 0(%1)" : : "r" (addr), "r" (val)) + asm volatile ("sthio %1, 0(%0)" : : "r" (addr), "r" (val)) #define writel(addr,val)\ - asm volatile ("stwio %0, 0(%1)" : : "r" (addr), "r" (val)) + asm volatile ("stwio %1, 0(%0)" : : "r" (addr), "r" (val)) #define inb(addr) readb(addr) #define inw(addr) readw(addr) diff --git a/include/configs/EP1C20.h b/include/configs/EP1C20.h new file mode 100644 index 0000000000..5507f352b9 --- /dev/null +++ b/include/configs/EP1C20.h @@ -0,0 +1,199 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/*------------------------------------------------------------------------ + * BOARD/CPU + *----------------------------------------------------------------------*/ +#define CONFIG_EP1C20 1 /* EP1C20 board */ +#define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */ + +#define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */ +#define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/ +#define CFG_NIOS_SYSID_BASE 0x021208b8 /* System id address */ +#define CONFIG_BOARD_EARLY_INIT_F 1 /* enable early board-spec. init*/ + +/*------------------------------------------------------------------------ + * CACHE -- the following will support II/s and II/f. The II/s does not + * have dcache, so the cache instructions will behave as NOPs. + *----------------------------------------------------------------------*/ +#define CFG_ICACHE_SIZE 4096 /* 4 KByte total */ +#define CFG_ICACHELINE_SIZE 32 /* 32 bytes/line */ +#define CFG_DCACHE_SIZE 2048 /* 2 KByte (II/f) */ +#define CFG_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */ + +/*------------------------------------------------------------------------ + * MEMORY BASE ADDRESSES + *----------------------------------------------------------------------*/ +#define CFG_FLASH_BASE 0x00000000 /* FLASH base addr */ +#define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */ +#define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */ +#define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */ +#define CFG_SRAM_BASE 0x02000000 /* SRAM base addr */ +#define CFG_SRAM_SIZE 0x00100000 /* 1 MB (only 1M mapped)*/ + +/*------------------------------------------------------------------------ + * MEMORY ORGANIZATION + * -Monitor at top. + * -The heap is placed below the monitor. + * -Global data is placed below the heap. + * -The stack is placed below global data (&grows down). + *----------------------------------------------------------------------*/ +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 128k */ +#define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) + +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN) +#define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP CFG_GBL_DATA_OFFSET + +/*------------------------------------------------------------------------ + * FLASH (AM29LV065D) + *----------------------------------------------------------------------*/ +#define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */ +#define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */ +#define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */ +#define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */ +#define CFG_FLASH_WORD_SIZE unsigned char /* flash word size */ + +/*------------------------------------------------------------------------ + * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above + * CFG_RESET_ADDR, since we assume the monitor is stored at the + * reset address, no? This will keep the environment in user region + * of flash. NOTE: the monitor length must be multiple of sector size + * (which is common practice). + *----------------------------------------------------------------------*/ +#define CFG_ENV_IS_IN_FLASH 1 /* Environment in flash */ +#define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */ +#define CONFIG_ENV_OVERWRITE /* Serial change Ok */ +#define CFG_ENV_ADDR (CFG_RESET_ADDR + CFG_MONITOR_LEN) + +/*------------------------------------------------------------------------ + * CONSOLE + *----------------------------------------------------------------------*/ +#if defined(CONFIG_CONSOLE_JTAG) +#define CFG_NIOS_CONSOLE 0x021208b0 /* JTAG UART base addr */ +#else +#define CFG_NIOS_CONSOLE 0x02120840 /* UART base addr */ +#endif + +#define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */ +#define CONFIG_BAUDRATE 115200 /* Initial baudrate */ +#define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */ + +#define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/ + +/*------------------------------------------------------------------------ + * EPCS Device -- wne CFG_NIOS_EPCSBASE is defined code/commands for + * epcs device access is enabled. The base address is the epcs + * _register_ base address, NOT THE ADDRESS OF THE MEMORY BLOCK. + * The register base is currently at offset 0x600 from the memory base. + *----------------------------------------------------------------------*/ +#define CFG_NIOS_EPCSBASE 0x02100200 /* EPCS register base */ + +/*------------------------------------------------------------------------ + * DEBUG + *----------------------------------------------------------------------*/ +#undef CONFIG_ROM_STUBS /* Stubs not in ROM */ + +/*------------------------------------------------------------------------ + * TIMEBASE -- + * + * The high res timer defaults to 1 msec. Since it includes the period + * registers, we can slow it down to 10 msec using TMRCNT. If the default + * period is acceptable, TMRCNT can be left undefined. + *----------------------------------------------------------------------*/ +#define CFG_NIOS_TMRBASE 0x02120820 /* Tick timer base addr */ +#define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */ +#define CFG_NIOS_TMRMS 10 /* 10 msec per tick */ +#define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000)) +#define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1)) + +/*------------------------------------------------------------------------ + * STATUS LED -- Provides a simple blinking led. For Nios2 each board + * must implement its own led routines -- leds are, after all, + * board-specific, no? + *----------------------------------------------------------------------*/ +#define CFG_LEDPIO_ADDR 0x02120870 /* LED PIO base addr */ +#define CONFIG_STATUS_LED /* Enable status driver */ + +#define STATUS_LED_BIT 1 /* Bit-0 on PIO */ +#define STATUS_LED_STATE 1 /* Blinking */ +#define STATUS_LED_PERIOD (500/CFG_NIOS_TMRMS) /* Every 500 msec */ + +/*------------------------------------------------------------------------ + * ETHERNET -- The header file for the SMC91111 driver hurts my eyes ... + * and really doesn't need any additional clutter. So I choose the lazy + * way out to avoid changes there -- define the base address to ensure + * cache bypass so there's no need to monkey with inx/outx macros. + *----------------------------------------------------------------------*/ +#define CONFIG_SMC91111_BASE 0x82110300 /* Base addr (bypass) */ +#define CONFIG_DRIVER_SMC91111 /* Using SMC91c111 */ +#undef CONFIG_SMC91111_EXT_PHY /* Internal PHY */ +#define CONFIG_SMC_USE_32_BIT /* 32-bit interface */ + +#define CONFIG_ETHADDR 08:00:3e:26:0a:5b +#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_IPADDR 192.168.2.21 +#define CONFIG_SERVERIP 192.168.2.16 + +/*------------------------------------------------------------------------ + * COMMANDS + *----------------------------------------------------------------------*/ +#define CONFIG_COMMANDS (CFG_CMD_BDI | \ + CFG_CMD_DHCP | \ + CFG_CMD_ECHO | \ + CFG_CMD_ENV | \ + CFG_CMD_FLASH | \ + CFG_CMD_IMI | \ + CFG_CMD_IRQ | \ + CFG_CMD_LOADS | \ + CFG_CMD_LOADB | \ + CFG_CMD_MEMORY | \ + CFG_CMD_MISC | \ + CFG_CMD_NET | \ + CFG_CMD_PING | \ + CFG_CMD_RUN | \ + CFG_CMD_SAVES ) +#include <cmd_confdefs.h> + +/*------------------------------------------------------------------------ + * MISC + *----------------------------------------------------------------------*/ +#define CFG_LONGHELP /* Provide extended help*/ +#define CFG_PROMPT "==> " /* Command prompt */ +#define CFG_CBSIZE 256 /* Console I/O buf size */ +#define CFG_MAXARGS 16 /* Max command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */ +#define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */ +#define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */ +#define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000 + +#define CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " + +#endif /* __CONFIG_H */ diff --git a/include/configs/EP1S10.h b/include/configs/EP1S10.h new file mode 100644 index 0000000000..6eca9f23dc --- /dev/null +++ b/include/configs/EP1S10.h @@ -0,0 +1,193 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/*------------------------------------------------------------------------ + * BOARD/CPU + *----------------------------------------------------------------------*/ +#define CONFIG_EP1S10 1 /* EP1S10 board */ +#define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */ + +#define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */ +#define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/ +#define CFG_NIOS_SYSID_BASE 0x021208b8 /* System id address */ + +/*------------------------------------------------------------------------ + * CACHE -- the following will support II/s and II/f. The II/s does not + * have dcache, so the cache instructions will behave as NOPs. + *----------------------------------------------------------------------*/ +#define CFG_ICACHE_SIZE 4096 /* 4 KByte total */ +#define CFG_ICACHELINE_SIZE 32 /* 32 bytes/line */ +#define CFG_DCACHE_SIZE 2048 /* 2 KByte (II/f) */ +#define CFG_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */ + +/*------------------------------------------------------------------------ + * MEMORY BASE ADDRESSES + *----------------------------------------------------------------------*/ +#define CFG_FLASH_BASE 0x00000000 /* FLASH base addr */ +#define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */ +#define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */ +#define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */ +#define CFG_SRAM_BASE 0x02000000 /* SRAM base addr */ +#define CFG_SRAM_SIZE 0x00100000 /* 1 MB */ + +/*------------------------------------------------------------------------ + * MEMORY ORGANIZATION + * -Monitor at top. + * -The heap is placed below the monitor. + * -Global data is placed below the heap. + * -The stack is placed below global data (&grows down). + *----------------------------------------------------------------------*/ +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256k */ +#define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 256*1024) /* 256k heap */ + +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN) +#define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP CFG_GBL_DATA_OFFSET + +/*------------------------------------------------------------------------ + * FLASH (AM29LV065D) + *----------------------------------------------------------------------*/ +#define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */ +#define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */ +#define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */ +#define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */ + +/*------------------------------------------------------------------------ + * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above + * CFG_FLASH_BASE, since we assume that u-boot is stored at the bottom + * of flash memory. This will keep the environment in user region + * of flash. NOTE: the monitor length must be multiple of sector size + * (which is common practice). + *----------------------------------------------------------------------*/ +#define CFG_ENV_IS_IN_FLASH 1 /* Environment in flash */ +#define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */ +#define CONFIG_ENV_OVERWRITE /* Serial change Ok */ +#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN) + +/*------------------------------------------------------------------------ + * CONSOLE + *----------------------------------------------------------------------*/ +#if defined(CONFIG_CONSOLE_JTAG) +#define CFG_NIOS_CONSOLE 0x021208b0 /* JTAG UART base addr */ +#else +#define CFG_NIOS_CONSOLE 0x02120840 /* UART base addr */ +#endif + +#define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */ +#define CONFIG_BAUDRATE 115200 /* Initial baudrate */ +#define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */ + +#define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/ + +/*------------------------------------------------------------------------ + * EPCS Device -- None for stratix. + *----------------------------------------------------------------------*/ +#undef CFG_NIOS_EPCSBASE + +/*------------------------------------------------------------------------ + * DEBUG + *----------------------------------------------------------------------*/ +#undef CONFIG_ROM_STUBS /* Stubs not in ROM */ + +/*------------------------------------------------------------------------ + * TIMEBASE -- + * + * The high res timer defaults to 1 msec. Since it includes the period + * registers, we can slow it down to 10 msec using TMRCNT. If the default + * period is acceptable, TMRCNT can be left undefined. + *----------------------------------------------------------------------*/ +#define CFG_NIOS_TMRBASE 0x02120820 /* Tick timer base addr */ +#define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */ +#define CFG_NIOS_TMRMS 10 /* 10 msec per tick */ +#define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000)) +#define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1)) + +/*------------------------------------------------------------------------ + * STATUS LED -- Provides a simple blinking led. For Nios2 each board + * must implement its own led routines -- since leds are board-specific. + *----------------------------------------------------------------------*/ +#define CFG_LEDPIO_ADDR 0x02120870 /* LED PIO base addr */ +#define CONFIG_STATUS_LED /* Enable status driver */ + +#define STATUS_LED_BIT 1 /* Bit-0 on PIO */ +#define STATUS_LED_STATE 1 /* Blinking */ +#define STATUS_LED_PERIOD (500/CFG_NIOS_TMRMS) /* Every 500 msec */ + +/*------------------------------------------------------------------------ + * ETHERNET -- The header file for the SMC91111 driver hurts my eyes ... + * and really doesn't need any additional clutter. So I choose the lazy + * way out to avoid changes there -- define the base address to ensure + * cache bypass so there's no need to monkey with inx/outx macros. + *----------------------------------------------------------------------*/ +#define CONFIG_SMC91111_BASE 0x82110300 /* Base addr (bypass) */ +#define CONFIG_DRIVER_SMC91111 /* Using SMC91c111 */ +#undef CONFIG_SMC91111_EXT_PHY /* Internal PHY */ +#define CONFIG_SMC_USE_32_BIT /* 32-bit interface */ + +#define CONFIG_ETHADDR 08:00:3e:26:0a:5b +#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_IPADDR 192.168.2.21 +#define CONFIG_SERVERIP 192.168.2.16 + +/*------------------------------------------------------------------------ + * COMMANDS + *----------------------------------------------------------------------*/ +#define CONFIG_COMMANDS (CFG_CMD_BDI | \ + CFG_CMD_DHCP | \ + CFG_CMD_ECHO | \ + CFG_CMD_ENV | \ + CFG_CMD_FLASH | \ + CFG_CMD_IMI | \ + CFG_CMD_IRQ | \ + CFG_CMD_LOADS | \ + CFG_CMD_LOADB | \ + CFG_CMD_MEMORY | \ + CFG_CMD_MISC | \ + CFG_CMD_NET | \ + CFG_CMD_PING | \ + CFG_CMD_RUN | \ + CFG_CMD_SAVES ) +#include <cmd_confdefs.h> + +/*------------------------------------------------------------------------ + * MISC + *----------------------------------------------------------------------*/ +#define CFG_LONGHELP /* Provide extended help*/ +#define CFG_PROMPT "==> " /* Command prompt */ +#define CFG_CBSIZE 256 /* Console I/O buf size */ +#define CFG_MAXARGS 16 /* Max command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */ +#define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */ +#define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */ +#define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000 + +#define CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " + +#endif /* __CONFIG_H */ diff --git a/include/configs/EP1S40.h b/include/configs/EP1S40.h new file mode 100644 index 0000000000..976e79acb6 --- /dev/null +++ b/include/configs/EP1S40.h @@ -0,0 +1,193 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/*------------------------------------------------------------------------ + * BOARD/CPU + *----------------------------------------------------------------------*/ +#define CONFIG_EP1S40 1 /* EP1S40 board */ +#define CONFIG_SYS_CLK_FREQ 50000000 /* 50 MHz core clk */ + +#define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */ +#define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/ +#define CFG_NIOS_SYSID_BASE 0x021208b8 /* System id address */ + +/*------------------------------------------------------------------------ + * CACHE -- the following will support II/s and II/f. The II/s does not + * have dcache, so the cache instructions will behave as NOPs. + *----------------------------------------------------------------------*/ +#define CFG_ICACHE_SIZE 4096 /* 4 KByte total */ +#define CFG_ICACHELINE_SIZE 32 /* 32 bytes/line */ +#define CFG_DCACHE_SIZE 2048 /* 2 KByte (II/f) */ +#define CFG_DCACHELINE_SIZE 4 /* 4 bytes/line (II/f) */ + +/*------------------------------------------------------------------------ + * MEMORY BASE ADDRESSES + *----------------------------------------------------------------------*/ +#define CFG_FLASH_BASE 0x00000000 /* FLASH base addr */ +#define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */ +#define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */ +#define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */ +#define CFG_SRAM_BASE 0x02000000 /* SRAM base addr */ +#define CFG_SRAM_SIZE 0x00100000 /* 1 MB */ + +/*------------------------------------------------------------------------ + * MEMORY ORGANIZATION + * -Monitor at top. + * -The heap is placed below the monitor. + * -Global data is placed below the heap. + * -The stack is placed below global data (&grows down). + *----------------------------------------------------------------------*/ +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256k */ +#define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 256*1024) /* 256k heap */ + +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MALLOC_BASE (CFG_MONITOR_BASE - CFG_MALLOC_LEN) +#define CFG_GBL_DATA_OFFSET (CFG_MALLOC_BASE - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP CFG_GBL_DATA_OFFSET + +/*------------------------------------------------------------------------ + * FLASH (AM29LV065D) + *----------------------------------------------------------------------*/ +#define CFG_MAX_FLASH_SECT 128 /* Max # sects per bank */ +#define CFG_MAX_FLASH_BANKS 1 /* Max # of flash banks */ +#define CFG_FLASH_ERASE_TOUT 8000 /* Erase timeout (msec) */ +#define CFG_FLASH_WRITE_TOUT 100 /* Write timeout (msec) */ + +/*------------------------------------------------------------------------ + * ENVIRONMENT -- Put environment in sector CFG_MONITOR_LEN above + * CFG_FLASH_BASE, since we assume that u-boot is stored at the bottom + * of flash memory. This will keep the environment in user region + * of flash. NOTE: the monitor length must be multiple of sector size + * (which is common practice). + *----------------------------------------------------------------------*/ +#define CFG_ENV_IS_IN_FLASH 1 /* Environment in flash */ +#define CFG_ENV_SIZE (64 * 1024) /* 64 KByte (1 sector) */ +#define CONFIG_ENV_OVERWRITE /* Serial change Ok */ +#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN) + +/*------------------------------------------------------------------------ + * CONSOLE + *----------------------------------------------------------------------*/ +#if defined(CONFIG_CONSOLE_JTAG) +#define CFG_NIOS_CONSOLE 0x021208b0 /* JTAG UART base addr */ +#else +#define CFG_NIOS_CONSOLE 0x02120840 /* UART base addr */ +#endif + +#define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */ +#define CONFIG_BAUDRATE 115200 /* Initial baudrate */ +#define CFG_BAUDRATE_TABLE {115200} /* It's fixed ;-) */ + +#define CFG_CONSOLE_INFO_QUIET 1 /* Suppress console info*/ + +/*------------------------------------------------------------------------ + * EPCS Device -- None for stratix. + *----------------------------------------------------------------------*/ +#undef CFG_NIOS_EPCSBASE + +/*------------------------------------------------------------------------ + * DEBUG + *----------------------------------------------------------------------*/ +#undef CONFIG_ROM_STUBS /* Stubs not in ROM */ + +/*------------------------------------------------------------------------ + * TIMEBASE -- + * + * The high res timer defaults to 1 msec. Since it includes the period + * registers, we can slow it down to 10 msec using TMRCNT. If the default + * period is acceptable, TMRCNT can be left undefined. + *----------------------------------------------------------------------*/ +#define CFG_NIOS_TMRBASE 0x02120820 /* Tick timer base addr */ +#define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */ +#define CFG_NIOS_TMRMS 10 /* 10 msec per tick */ +#define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000)) +#define CFG_HZ (CONFIG_SYS_CLK_FREQ/(CFG_NIOS_TMRCNT + 1)) + +/*------------------------------------------------------------------------ + * STATUS LED -- Provides a simple blinking led. For Nios2 each board + * must implement its own led routines -- since leds are board-specific. + *----------------------------------------------------------------------*/ +#define CFG_LEDPIO_ADDR 0x02120870 /* LED PIO base addr */ +#define CONFIG_STATUS_LED /* Enable status driver */ + +#define STATUS_LED_BIT 1 /* Bit-0 on PIO */ +#define STATUS_LED_STATE 1 /* Blinking */ +#define STATUS_LED_PERIOD (500/CFG_NIOS_TMRMS) /* Every 500 msec */ + +/*------------------------------------------------------------------------ + * ETHERNET -- The header file for the SMC91111 driver hurts my eyes ... + * and really doesn't need any additional clutter. So I choose the lazy + * way out to avoid changes there -- define the base address to ensure + * cache bypass so there's no need to monkey with inx/outx macros. + *----------------------------------------------------------------------*/ +#define CONFIG_SMC91111_BASE 0x82110300 /* Base addr (bypass) */ +#define CONFIG_DRIVER_SMC91111 /* Using SMC91c111 */ +#undef CONFIG_SMC91111_EXT_PHY /* Internal PHY */ +#define CONFIG_SMC_USE_32_BIT /* 32-bit interface */ + +#define CONFIG_ETHADDR 08:00:3e:26:0a:5b +#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_IPADDR 192.168.2.21 +#define CONFIG_SERVERIP 192.168.2.16 + +/*------------------------------------------------------------------------ + * COMMANDS + *----------------------------------------------------------------------*/ +#define CONFIG_COMMANDS (CFG_CMD_BDI | \ + CFG_CMD_DHCP | \ + CFG_CMD_ECHO | \ + CFG_CMD_ENV | \ + CFG_CMD_FLASH | \ + CFG_CMD_IMI | \ + CFG_CMD_IRQ | \ + CFG_CMD_LOADS | \ + CFG_CMD_LOADB | \ + CFG_CMD_MEMORY | \ + CFG_CMD_MISC | \ + CFG_CMD_NET | \ + CFG_CMD_PING | \ + CFG_CMD_RUN | \ + CFG_CMD_SAVES ) +#include <cmd_confdefs.h> + +/*------------------------------------------------------------------------ + * MISC + *----------------------------------------------------------------------*/ +#define CFG_LONGHELP /* Provide extended help*/ +#define CFG_PROMPT "==> " /* Command prompt */ +#define CFG_CBSIZE 256 /* Console I/O buf size */ +#define CFG_MAXARGS 16 /* Max command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot arg buf size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buf size */ +#define CFG_LOAD_ADDR CFG_SDRAM_BASE /* Default load address */ +#define CFG_MEMTEST_START CFG_SDRAM_BASE /* Start addr for test */ +#define CFG_MEMTEST_END CFG_INIT_SP - 0x00020000 + +#define CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " + +#endif /* __CONFIG_H */ diff --git a/include/configs/PK1C20.h b/include/configs/PK1C20.h index 91e95186a2..83a7ec27b4 100644 --- a/include/configs/PK1C20.h +++ b/include/configs/PK1C20.h @@ -32,7 +32,7 @@ #define CFG_RESET_ADDR 0x00000000 /* Hard-reset address */ #define CFG_EXCEPTION_ADDR 0x01000020 /* Exception entry point*/ -#define CFG_NIOS_SYSID_BASE 0x00920828 /* System id address */ +#define CFG_NIOS_SYSID_BASE 0x021208b8 /* System id address */ #define CONFIG_BOARD_EARLY_INIT_F 1 /* enable early board-spec. init*/ /*------------------------------------------------------------------------ @@ -51,7 +51,7 @@ #define CFG_FLASH_SIZE 0x00800000 /* 8 MByte */ #define CFG_SDRAM_BASE 0x01000000 /* SDRAM base addr */ #define CFG_SDRAM_SIZE 0x01000000 /* 16 MByte */ -#define CFG_SRAM_BASE 0x00800000 /* SRAM base addr */ +#define CFG_SRAM_BASE 0x02000000 /* SRAM base addr */ #define CFG_SRAM_SIZE 0x00100000 /* 1 MB (only 1M mapped)*/ /*------------------------------------------------------------------------ @@ -61,7 +61,7 @@ * -Global data is placed below the heap. * -The stack is placed below global data (&grows down). *----------------------------------------------------------------------*/ -#define CFG_MONITOR_LEN (128 * 1024) /* Reserve 128k */ +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 128k */ #define CFG_GBL_DATA_SIZE 128 /* Global data size rsvd*/ #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) @@ -95,9 +95,9 @@ * CONSOLE *----------------------------------------------------------------------*/ #if defined(CONFIG_CONSOLE_JTAG) -#define CFG_NIOS_CONSOLE 0x00920820 /* JTAG UART base addr */ +#define CFG_NIOS_CONSOLE 0x021208b0 /* JTAG UART base addr */ #else -#define CFG_NIOS_CONSOLE 0x009208a0 /* UART base addr */ +#define CFG_NIOS_CONSOLE 0x02120840 /* UART base addr */ #endif #define CFG_NIOS_FIXEDBAUD 1 /* Baudrate is fixed */ @@ -110,9 +110,9 @@ * EPCS Device -- wne CFG_NIOS_EPCSBASE is defined code/commands for * epcs device access is enabled. The base address is the epcs * _register_ base address, NOT THE ADDRESS OF THE MEMORY BLOCK. - * The register base is currently at offset 0x400 from the memory base. + * The register base is currently at offset 0x600 from the memory base. *----------------------------------------------------------------------*/ -#define CFG_NIOS_EPCSBASE 0x00900400 /* EPCS register base */ +#define CFG_NIOS_EPCSBASE 0x02100200 /* EPCS register base */ /*------------------------------------------------------------------------ * DEBUG @@ -126,7 +126,7 @@ * registers, we can slow it down to 10 msec using TMRCNT. If the default * period is acceptable, TMRCNT can be left undefined. *----------------------------------------------------------------------*/ -#define CFG_NIOS_TMRBASE 0x00920860 /* Tick timer base addr */ +#define CFG_NIOS_TMRBASE 0x02120820 /* Tick timer base addr */ #define CFG_NIOS_TMRIRQ 3 /* Timer IRQ num */ #define CFG_NIOS_TMRMS 10 /* 10 msec per tick */ #define CFG_NIOS_TMRCNT (CFG_NIOS_TMRMS * (CONFIG_SYS_CLK_FREQ/1000)) @@ -137,7 +137,7 @@ * must implement its own led routines -- leds are, after all, * board-specific, no? *----------------------------------------------------------------------*/ -#define CFG_LEDPIO_ADDR 0x00920840 /* LED PIO base addr */ +#define CFG_LEDPIO_ADDR 0x02120870 /* LED PIO base addr */ #define CONFIG_STATUS_LED /* Enable status driver */ #define STATUS_LED_BIT 1 /* Bit-0 on PIO */ @@ -150,7 +150,7 @@ * way out to avoid changes there -- define the base address to ensure * cache bypass so there's no need to monkey with inx/outx macros. *----------------------------------------------------------------------*/ -#define CONFIG_SMC91111_BASE 0x80910300 /* Base addr (bypass) */ +#define CONFIG_SMC91111_BASE 0x82110300 /* Base addr (bypass) */ #define CONFIG_DRIVER_SMC91111 /* Using SMC91c111 */ #undef CONFIG_SMC91111_EXT_PHY /* Internal PHY */ #define CONFIG_SMC_USE_32_BIT /* 32-bit interface */ diff --git a/include/nios2-epcs.h b/include/nios2-epcs.h index 2c9522cfd8..20e0c87c89 100644 --- a/include/nios2-epcs.h +++ b/include/nios2-epcs.h @@ -38,6 +38,11 @@ typedef struct epcs_devinfo_t { unsigned char prot_mask; /* Protection mask */ }epcs_devinfo_t; +/* Resets the epcs controller -- to prevent (potential) soft-reset + * problems when booting from the epcs controller + */ +extern int epcs_reset (void); + /* Returns the devinfo struct if EPCS device is found; * NULL otherwise. */ diff --git a/lib_nios2/board.c b/lib_nios2/board.c index cd23037771..7ffb3f019b 100644 --- a/lib_nios2/board.c +++ b/lib_nios2/board.c @@ -31,6 +31,9 @@ #ifdef CONFIG_STATUS_LED #include <status_led.h> #endif +#if defined(CFG_NIOS_EPCSBASE) +#include <nios2-epcs.h> +#endif DECLARE_GLOBAL_DATA_PTR; @@ -93,6 +96,9 @@ init_fnc_t *init_sequence[] = { #if defined(CONFIG_BOARD_EARLY_INIT_F) board_early_init_f, /* Call board-specific init code early.*/ #endif +#if defined(CFG_NIOS_EPCSBASE) + epcs_reset, +#endif env_init, serial_init, @@ -165,6 +171,10 @@ void board_init (void) WATCHDOG_RESET (); interrupt_init (); +#if defined(CONFIG_BOARD_LATE_INIT) + board_late_init (); +#endif + /* main_loop */ for (;;) { WATCHDOG_RESET (); diff --git a/nios2_config.mk b/nios2_config.mk index 03253a364f..3f23b56c93 100644 --- a/nios2_config.mk +++ b/nios2_config.mk @@ -23,4 +23,4 @@ # PLATFORM_CPPFLAGS += -DCONFIG_NIOS2 -D__NIOS2__ -PLATFORM_CPPFLAGS += -ffixed-r15 +PLATFORM_CPPFLAGS += -ffixed-r15 -G0 |