diff options
Diffstat (limited to 'board/ssv')
| -rw-r--r-- | board/ssv/adnpesc1/Makefile | 48 | ||||
| -rw-r--r-- | board/ssv/adnpesc1/adnpesc1.c | 103 | ||||
| -rw-r--r-- | board/ssv/adnpesc1/config.mk | 29 | ||||
| -rw-r--r-- | board/ssv/adnpesc1/flash.c | 66 | ||||
| -rw-r--r-- | board/ssv/adnpesc1/misc.c | 40 | ||||
| -rw-r--r-- | board/ssv/adnpesc1/u-boot.lds | 69 | ||||
| -rw-r--r-- | board/ssv/adnpesc1/vectors.S | 138 | ||||
| -rw-r--r-- | board/ssv/common/cmd_sled.c | 162 | ||||
| -rw-r--r-- | board/ssv/common/flash.c | 207 | ||||
| -rw-r--r-- | board/ssv/common/post.c | 44 | ||||
| -rw-r--r-- | board/ssv/common/wd_pio.c | 160 |
11 files changed, 1066 insertions, 0 deletions
diff --git a/board/ssv/adnpesc1/Makefile b/board/ssv/adnpesc1/Makefile new file mode 100644 index 0000000..9182a4e --- /dev/null +++ b/board/ssv/adnpesc1/Makefile @@ -0,0 +1,48 @@ +# +# (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 + +OBJS := $(BOARD).o flash.o misc.o + +SOBJS = vectors.o + +$(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/ssv/adnpesc1/adnpesc1.c b/board/ssv/adnpesc1/adnpesc1.c new file mode 100644 index 0000000..2f704a0 --- /dev/null +++ b/board/ssv/adnpesc1/adnpesc1.c @@ -0,0 +1,103 @@ +/* + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 <nios-io.h> +#include <spi.h> + +#if defined(CONFIG_HW_WATCHDOG) +extern void ssv_wd_pio_init(void); /* comes from ../common/wd_pio.c + included by ./misc.c */ +#endif + +void _default_hdlr (void) +{ + printf ("default_hdlr\n"); +} + +int board_early_init_f (void) +{ +#if defined(CONFIG_HW_WATCHDOG) + ssv_wd_pio_init(); +#endif + return 0; +} + +int checkboard (void) +{ + puts ( "Board: SSV DilNetPC ADNP/ESC1" +#if defined(CONFIG_DNPEVA2) + " on DNP/EVA2" +#endif + "\n"); +#if defined(CONFIG_NIOS_BASE_32) + puts ("Conf.: SSV Base 32 (nios_32)\n"); +#endif + + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} + +/* + * The following are used to control the SPI chip selects for the SPI command. + */ +#if (CONFIG_COMMANDS & CFG_CMD_SPI) && CONFIG_NIOS_SPI + +#define SPI_RTC_CS_MASK 0x00000001 + +void spi_rtc_chipsel(int cs) +{ + nios_spi_t *spi = (nios_spi_t *)CFG_NIOS_SPIBASE; + + if (cs) + spi->slaveselect = SPI_RTC_CS_MASK; /* activate (1) */ + else + spi->slaveselect = 0; /* deactivate (0) */ +} + +/* + * The SPI command uses this table of functions for controlling the SPI + * chip selects: it calls the appropriate function to control the SPI + * chip selects. + */ +spi_chipsel_type spi_chipsel[] = { + spi_rtc_chipsel +}; +int spi_chipsel_cnt = sizeof(spi_chipsel) / sizeof(spi_chipsel[0]); + +#endif /* CFG_CMD_SPI */ + +#if defined(CONFIG_POST) +/* + * Returns 1 if keys pressed to start the power-on long-running tests + * Called from board_init_f(). + */ +int post_hotkeys_pressed(void) +{ + return 0; /* No hotkeys supported */ +} +#endif /* CONFIG_POST */ diff --git a/board/ssv/adnpesc1/config.mk b/board/ssv/adnpesc1/config.mk new file mode 100644 index 0000000..7d8eb03 --- /dev/null +++ b/board/ssv/adnpesc1/config.mk @@ -0,0 +1,29 @@ +# +# (C) Copyright 2004 +# Li-Pro.Net <www.li-pro.net> +# Stephan Linz <linz@li-pro.net> +# +# 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 = 0x02fc0000 # ATTENTION: notice your CFG_MONITOR_LEN setting + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/ssv/adnpesc1/flash.c b/board/ssv/adnpesc1/flash.c new file mode 100644 index 0000000..fd8379b --- /dev/null +++ b/board/ssv/adnpesc1/flash.c @@ -0,0 +1,66 @@ +/* + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 <nios.h> + +/* + * include common flash code (for ssv boards) + */ +#include "../common/flash.c" + +/*---------------------------------------------------------------------*/ +#define BANKSZ (8 * 1024 * 1024) +#define SECTSZ (64 * 1024) +#define UBOOTSECS ((CFG_MONITOR_LEN + CFG_ENV_SIZE) / SECTSZ) +#define UBOOTAREA (UBOOTSECS * 64 * 1024) /* monitor / env area */ + +/*---------------------------------------------------------------------*/ +unsigned long flash_init (void) +{ + int i; + unsigned long addr; + flash_info_t *fli = &flash_info[0]; + + fli->size = BANKSZ; + fli->sector_count = CFG_MAX_FLASH_SECT; + fli->flash_id = FLASH_MAN_AMD + FLASH_AMLV640U; + + addr = CFG_FLASH_BASE; + for (i = 0; i < fli->sector_count; ++i) { + fli->start[i] = addr; + addr += SECTSZ; + + /* Protect monitor / environment area */ + if (addr <= (CFG_FLASH_BASE + UBOOTAREA)) + fli->protect[i] = 1; + else + fli->protect[i] = 0; + } + + return (BANKSZ); +} diff --git a/board/ssv/adnpesc1/misc.c b/board/ssv/adnpesc1/misc.c new file mode 100644 index 0000000..1c5fcb9 --- /dev/null +++ b/board/ssv/adnpesc1/misc.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2003, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 + * + * board/ssv/adnpesc1/misc.c + * + * miscellaneous board interfaces / drivers + */ + +#include <common.h> + +#if defined(CONFIG_STATUS_LED) +#include "../common/cmd_sled.c" +#endif + +#if defined(CONFIG_HW_WATCHDOG) +#include "../common/wd_pio.c" +#endif + +#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) +#include "../common/post.c" +#endif diff --git a/board/ssv/adnpesc1/u-boot.lds b/board/ssv/adnpesc1/u-boot.lds new file mode 100644 index 0000000..a7d35af --- /dev/null +++ b/board/ssv/adnpesc1/u-boot.lds @@ -0,0 +1,69 @@ +/* + * (C) Copyright 2003, 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-nios") +OUTPUT_ARCH(nios) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios/start.o (.text) + *(.text) + } + __text_end = .; + + . = ALIGN(4); + .rodata : + { + *(.rodata) + } + __rodata_end = .; + + . = ALIGN(4); + .data : + { + *(.data) + } + . = ALIGN(4); + __data_end = .; + + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + __bss_start = .; + . = ALIGN(4); + .bss : + { + *(.bss) + } + . = ALIGN(4); + __bss_end = .; +} diff --git a/board/ssv/adnpesc1/vectors.S b/board/ssv/adnpesc1/vectors.S new file mode 100644 index 0000000..fb7e17e --- /dev/null +++ b/board/ssv/adnpesc1/vectors.S @@ -0,0 +1,138 @@ +/* + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 <config.h> + + +/************************************************************************* + * Exception Vector Table + * + * This could have gone in the cpu soure tree, but the whole point of + * Nios is customization -- and polluting the cpu source tree with + * board-specific ifdef's really defeats the purpose, no? With this in + * the board-specific tree, each board has the freedom to organize + * vectors/traps, etc anyway it wants. The init code copies this table + * to the proper location. + * + * Each board can do what it likes here. But there are four "standard" + * handlers availble: + * + * _cwp_lolimit -Handles register window underflows. + * _cwp_hilimit -Handles register window overflows. + * _timebase_int -Increments the timebase. + * _def_xhandler -Default exception handler. + * + * _timebase_int handles a Nios Timer interrupt and increments the + * timestamp used for the get_timer(), reset_timer(), etc. routines. It + * expects the timer to be configured like the standard-32 low priority + * timer. + * + * _def_xhandler dispatches exceptions/traps via the external_interrupt() + * routine. This lets you use the irq_install_handler() and handle your + * interrupts/traps with code written in C. + ************************************************************************/ + + .data + .global _vectors + .align 4 +_vectors: + +#if defined(CFG_NIOS_CPU_OCI_BASE) + /* OCI does the reset job */ + .long _def_xhandler@h /* Vector 0 - NMI / Reset */ +#else + /* there is no OCI, so we have to do a direct reset jump here */ + .long CFG_NIOS_CPU_RST_VECT /* Vector 0 - Reset to GERMS */ +#endif + .long _cwp_lolimit@h /* Vector 1 - underflow */ + .long _cwp_hilimit@h /* Vector 2 - overflow */ + + .long _def_xhandler@h /* Vector 3 - GNUPro debug */ + .long _def_xhandler@h /* Vector 4 - GNUPro debug */ + .long _def_xhandler@h /* Vector 5 - GNUPro debug */ + .long _def_xhandler@h /* Vector 6 - future reserved */ + .long _def_xhandler@h /* Vector 7 - future reserved */ + .long _def_xhandler@h /* Vector 8 - future reserved */ + .long _def_xhandler@h /* Vector 9 - future reserved */ + .long _def_xhandler@h /* Vector 10 - future reserved */ + .long _def_xhandler@h /* Vector 11 - future reserved */ + .long _def_xhandler@h /* Vector 12 - future reserved */ + .long _def_xhandler@h /* Vector 13 - future reserved */ + .long _def_xhandler@h /* Vector 14 - future reserved */ + .long _def_xhandler@h /* Vector 15 - future reserved */ +#if (CFG_NIOS_TMRIRQ == 16) + .long _timebase_int@h /* Vector 16 - lopri timer*/ +#else + .long _def_xhandler@h /* Vector 16 */ +#endif + .long _def_xhandler@h /* Vector 17 */ + .long _def_xhandler@h /* Vector 18 */ + .long _def_xhandler@h /* Vector 19 */ + .long _def_xhandler@h /* Vector 20 */ + .long _def_xhandler@h /* Vector 21 */ + .long _def_xhandler@h /* Vector 22 */ + .long _def_xhandler@h /* Vector 23 */ + .long _def_xhandler@h /* Vector 24 */ + .long _def_xhandler@h /* Vector 25 */ + .long _def_xhandler@h /* Vector 26 */ + .long _def_xhandler@h /* Vector 27 */ + .long _def_xhandler@h /* Vector 28 */ + .long _def_xhandler@h /* Vector 29 */ + .long _def_xhandler@h /* Vector 30 */ + .long _def_xhandler@h /* Vector 31 */ + .long _def_xhandler@h /* Vector 32 */ + .long _def_xhandler@h /* Vector 33 */ + .long _def_xhandler@h /* Vector 34 */ + .long _def_xhandler@h /* Vector 35 */ + .long _def_xhandler@h /* Vector 36 */ + .long _def_xhandler@h /* Vector 37 */ + .long _def_xhandler@h /* Vector 38 */ + .long _def_xhandler@h /* Vector 39 */ + .long _def_xhandler@h /* Vector 40 */ + .long _def_xhandler@h /* Vector 41 */ + .long _def_xhandler@h /* Vector 42 */ + .long _def_xhandler@h /* Vector 43 */ + .long _def_xhandler@h /* Vector 44 */ + .long _def_xhandler@h /* Vector 45 */ + .long _def_xhandler@h /* Vector 46 */ + .long _def_xhandler@h /* Vector 47 */ + .long _def_xhandler@h /* Vector 48 */ + .long _def_xhandler@h /* Vector 49 */ +#if (CFG_NIOS_TMRIRQ == 50) + .long _timebase_int@h /* Vector 50 - lopri timer*/ +#else + .long _def_xhandler@h /* Vector 50 */ +#endif + .long _def_xhandler@h /* Vector 51 */ + .long _def_xhandler@h /* Vector 52 */ + .long _def_xhandler@h /* Vector 53 */ + .long _def_xhandler@h /* Vector 54 */ + .long _def_xhandler@h /* Vector 55 */ + .long _def_xhandler@h /* Vector 56 */ + .long _def_xhandler@h /* Vector 57 */ + .long _def_xhandler@h /* Vector 58 */ + .long _def_xhandler@h /* Vector 59 */ + .long _def_xhandler@h /* Vector 60 */ + .long _def_xhandler@h /* Vector 61 */ + .long _def_xhandler@h /* Vector 62 */ + .long _def_xhandler@h /* Vector 63 */ diff --git a/board/ssv/common/cmd_sled.c b/board/ssv/common/cmd_sled.c new file mode 100644 index 0000000..6ca054c --- /dev/null +++ b/board/ssv/common/cmd_sled.c @@ -0,0 +1,162 @@ +/* + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 <command.h> +#include <status_led.h> + +#if defined(CONFIG_STATUS_LED) + +/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! + * !!!!! Q u i c k & D i r t y H a c k !!!!! + * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! + * !!!!! !!!!! + * !!!!! Next type definition was coming from original !!!!! + * !!!!! status LED driver drivers/status_led.c and !!!!! + * !!!!! should exported for using here. !!!!! + * !!!!! !!!!! + * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! */ + +typedef struct { + led_id_t mask; + int state; + int period; + int cnt; +} led_dev_t; + +extern led_dev_t led_dev[]; + +#if (CONFIG_COMMANDS & CFG_CMD_BSP) +int do_sled (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + int led_id = 0; + + if (argc > 1) { +#ifdef STATUS_LED_BOOT + if (!strcmp (argv[1], "boot")) { + led_id = STATUS_LED_BOOT + 1; + } +#endif +#ifdef STATUS_LED_RED + if (!strcmp (argv[1], "red")) { + led_id = STATUS_LED_RED + 1; + } +#endif +#ifdef STATUS_LED_YELLOW + if (!strcmp (argv[1], "yellow")) { + led_id = STATUS_LED_YELLOW + 1; + } +#endif +#ifdef STATUS_LED_GREEN + if (!strcmp (argv[1], "green")) { + led_id = STATUS_LED_GREEN + 1; + } +#endif + } + + switch (argc) { + case 1: +#if (STATUS_LED_BITS > 3) + for (; led_id < 4; led_id++) +#elif (STATUS_LED_BITS > 2) + for (; led_id < 3; led_id++) +#elif (STATUS_LED_BITS > 1) + for (; led_id < 2; led_id++) +#elif (STATUS_LED_BITS > 0) + for (; led_id < 1; led_id++) +#else +#error "*** STATUS_LED_BITS not correct defined ***" +#endif + { + printf ("Status LED '%s' is %s\n", + led_id == STATUS_LED_BOOT ? "boot" + : led_id == STATUS_LED_RED ? "red" + : led_id == STATUS_LED_YELLOW ? "yellow" + : led_id == + STATUS_LED_GREEN ? "green" : "unknown", + led_dev[led_id].state == + STATUS_LED_ON ? "on" : led_dev[led_id]. + state == + STATUS_LED_OFF ? "off" : led_dev[led_id]. + state == + STATUS_LED_BLINKING ? "blinking" : "unknown"); + } + return 0; + case 2: + if (led_id) { + printf ("Status LED '%s' is %s\n", argv[1], + led_dev[led_id - 1].state == + STATUS_LED_ON ? "on" : led_dev[led_id - + 1].state == + STATUS_LED_OFF ? "off" : led_dev[led_id - + 1].state == + STATUS_LED_BLINKING ? "blinking" : "unknown"); + return 0; + } else + break; + case 3: + if (led_id) { + if (!strcmp (argv[2], "on")) { + status_led_set (led_id - 1, STATUS_LED_ON); + return 0; + } else if (!strcmp (argv[2], "off")) { + status_led_set (led_id - 1, STATUS_LED_OFF); + return 0; + } else if (!strcmp (argv[2], "blink")) { + status_led_set (led_id - 1, + STATUS_LED_BLINKING); + return 0; + } else + break; + } else + break; + default: + break; + } + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; +} + +#ifdef STATUS_LED_BOOT +#ifdef STATUS_LED_RED +#ifdef STATUS_LED_YELLOW +#ifdef STATUS_LED_GREEN +#define __NAME_STR " - name: boot|red|yellow|green\n" +#else +#define __NAME_STR " - name: boot|red|yellow\n" +#endif +#else +#define __NAME_STR " - name: boot|red\n" +#endif +#else +#define __NAME_STR " - name: boot\n" +#endif +#else +#define __NAME_STR " - name: (no such defined)\n" +#endif + +U_BOOT_CMD (sled, 3, 0, do_sled, + "sled - check and set status led\n", + "sled [name [state]]\n" __NAME_STR " - state: on|off|blink\n"); +#endif /* CFG_CMD_BSP */ +#endif /* CONFIG_STATUS_LED */ diff --git a/board/ssv/common/flash.c b/board/ssv/common/flash.c new file mode 100644 index 0000000..70cab7f --- /dev/null +++ b/board/ssv/common/flash.c @@ -0,0 +1,207 @@ +/* + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 <watchdog.h> +#include <nios.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +/*--------------------------------------------------------------------*/ +void flash_print_info (flash_info_t * info) +{ + int i, k; + unsigned long size; + int erased; + volatile unsigned char *flash; + + 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 */ + 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 *) info->start[i]; + for (k = 0; k < size; k++) { + if (*flash++ != 0xff) { + 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) +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int prot, sect, wait; + unsigned oldpri; + 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"); + } + +#ifdef DEBUG + for (sect = s_first; sect <= s_last; sect++) { + printf("- Erase: Sect: %i @ 0x%08x\n", sect, info->start[sect]); + } +#endif + + /* NOTE: disabling interrupts on Nios can be very bad since it + * also disables the LO_LIMIT exception. It's better here to + * set the interrupt priority to 3 & restore it when we're done. + */ + oldpri = ipri (3); + + /* 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 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]); + *addr = 0xf0; + *(addr+0xAAA/2) = 0xaa; + *(addr+0x554/2) = 0x55; + *(addr+0xAAA/2) = 0x80; + *(addr+0xAAA/2) = 0xaa; + *(addr+0x554/2) = 0x55; + *addr2 = 0x30; + /* Now just wait for 0xffff & provide some user + * feedback while we wait. Here we have to grant + * timer interrupts. Otherwise get_timer() can't + * work right. */ + ipri(oldpri); + start = get_timer (0); + while (*addr2 != 0xffff) { + for (wait = 8; wait; wait--) { + udelay (125 * 1000); + } + putc ('.'); + if (get_timer (start) > CFG_FLASH_ERASE_TOUT) { + printf ("timeout\n"); + return 1; + } + } + oldpri = ipri (3); /* disallow non important irqs again */ + } + } + + printf ("\n"); + *addr = 0xf0; + + /* Restore interrupt priority */ + ipri (oldpri); + + return 0; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ + +int write_buff (flash_info_t * info, uchar * srcbuffer, ulong addr, ulong cnt) +{ + + volatile CFG_FLASH_WORD_SIZE *cmd = (vu_short *) info->start[0]; + volatile CFG_FLASH_WORD_SIZE *dst = (vu_short *) addr; + CFG_FLASH_WORD_SIZE *src = (void *) srcbuffer; + CFG_FLASH_WORD_SIZE b; + unsigned oldpri; + ulong start; + + cnt /= sizeof(CFG_FLASH_WORD_SIZE); + while (cnt) { + /* Check for sufficient erase */ + b = *src; + if ((*dst & b) != b) { + printf ("%02x : %02x\n", *dst, b); + return (2); + } + + /* Disable interrupts other than window underflow + * (interrupt priority 2) + */ + oldpri = ipri (3); + *(cmd+0xAAA/2) = 0xaa; + *(cmd+0x554/2) = 0x55; + *(cmd+0xAAA/2) = 0xa0; + ipri (oldpri); + *dst = b; + + /* Verify write */ + start = get_timer (0); + while (*dst != b) { + if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { + *cmd = 0xf0; + return 1; + } + } + dst++; + src++; + cnt--; + } + + *cmd = 0xf0; + return (0); +} diff --git a/board/ssv/common/post.c b/board/ssv/common/post.c new file mode 100644 index 0000000..a5f29c1 --- /dev/null +++ b/board/ssv/common/post.c @@ -0,0 +1,44 @@ +/* + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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_POST) || defined(CONFIG_LOGBUFFER) + +#if !defined(CFG_NIOS_POST_WORD_ADDR) +#error "*** CFG_NIOS_POST_WORD_ADDR not defined ***" +#endif + +void post_word_store (ulong a) +{ + volatile void *save_addr = (void *)(CFG_NIOS_POST_WORD_ADDR); + *(volatile ulong *) save_addr = a; +} + +ulong post_word_load (void) +{ + volatile void *save_addr = (void *)(CFG_NIOS_POST_WORD_ADDR); + return *(volatile ulong *) save_addr; +} + +#endif /* CONFIG_POST || CONFIG_LOGBUFFER*/ diff --git a/board/ssv/common/wd_pio.c b/board/ssv/common/wd_pio.c new file mode 100644 index 0000000..3215ac9 --- /dev/null +++ b/board/ssv/common/wd_pio.c @@ -0,0 +1,160 @@ +/* + * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net> + * Stephan Linz <linz@li-pro.net> + * + * 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 <command.h> +#include <nios.h> +#include <nios-io.h> + +#if defined(CONFIG_HW_WATCHDOG) + +#if !defined(CONFIG_HW_WDENA_BASE) +#error "*** CONFIG_HW_WDENA_BASE not defined ***" +#if !defined(CONFIG_HW_WDENA_BIT) +#error "*** CONFIG_HW_WDENA_BIT not defined ***" +#endif +#endif + +#if !defined(CONFIG_HW_WDTOG_BASE) +#error "*** CONFIG_HW_WDTOG_BASE not defined ***" +#if !defined(CONFIG_HW_WDTOG_BIT) +#error "*** CONFIG_HW_WDTOG_BIT not defined ***" +#endif +#endif + +#ifdef CONFIG_HW_WDPORT_WRONLY /* emulate read access */ +static unsigned __wd_ena_pio_portval = 0; +#endif + +#define WD_PIO_INIT_DONE(V) ((V) & (1 << CONFIG_HW_WDENA_BIT)) + +void ssv_wd_pio_init(void) +{ + nios_pio_t *ena_piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE; + nios_pio_t *trg_piop = (nios_pio_t*)CONFIG_HW_WDTOG_BASE; + + trg_piop->data &= ~(1 << CONFIG_HW_WDTOG_BIT); + +#ifdef CONFIG_HW_WDPORT_WRONLY /* emulate read access */ + + __wd_ena_pio_portval |= (1 << CONFIG_HW_WDENA_BIT); + ena_piop->data = __wd_ena_pio_portval; + +#else /* !CONFIG_HW_WDPORT_WRONLY */ + + trg_piop->direction |= (1 << CONFIG_HW_WDTOG_BIT); + + ena_piop->data |= (1 << CONFIG_HW_WDENA_BIT); + ena_piop->direction |= (1 << CONFIG_HW_WDENA_BIT); + +#endif /* CONFIG_HW_WDPORT_WRONLY */ +} + +void ssv_wd_pio_done(void) +{ + nios_pio_t *piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE; + +#ifdef CONFIG_HW_WDPORT_WRONLY /* emulate read access */ + + __wd_ena_pio_portval &= ~(1 << CONFIG_HW_WDENA_BIT); + piop->data = __wd_ena_pio_portval; + +#else /* !CONFIG_HW_WDPORT_WRONLY */ + + piop->data &= ~(1 << CONFIG_HW_WDENA_BIT); + +#endif /* CONFIG_HW_WDPORT_WRONLY */ +} + +void ssv_wd_pio_reset(void) +{ + nios_pio_t *trg_piop = (nios_pio_t*)CONFIG_HW_WDTOG_BASE; + +#ifdef CONFIG_HW_WDPORT_WRONLY + if (WD_PIO_INIT_DONE(__wd_ena_pio_portval)) +#else + nios_pio_t *ena_piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE; + + if (WD_PIO_INIT_DONE(ena_piop->data)) +#endif + { + trg_piop->data |= (1 << CONFIG_HW_WDTOG_BIT); + trg_piop->data &= ~(1 << CONFIG_HW_WDTOG_BIT); + } +} + +void hw_watchdog_reset(void) +{ + int re_enable = disable_interrupts (); + + ssv_wd_pio_reset(); + if (re_enable) + enable_interrupts (); +} + +#if (CONFIG_COMMANDS & CFG_CMD_BSP) +int do_wd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + nios_pio_t *ena_piop = (nios_pio_t*)CONFIG_HW_WDENA_BASE; + + switch (argc) + { + case 1: + printf ("Watchdog timer status is %s\n", +#ifdef CONFIG_HW_WDPORT_WRONLY + WD_PIO_INIT_DONE(__wd_ena_pio_portval) +#else + WD_PIO_INIT_DONE(ena_piop->data) +#endif + ? "on" : "off"); + return 0; + case 2: + if (!strcmp(argv[1],"on")) + { + ssv_wd_pio_init(); + printf("Watchdog timer now is on\n"); + return 0; + } + else if (!strcmp(argv[1],"off")) + { + ssv_wd_pio_done(); + printf("Watchdog timer now is off\n"); + return 0; + } + break; + default: + break; + } + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; +} + +U_BOOT_CMD( + wd, 2, 1, do_wd, + "wd - check and set watchdog\n", + "on - switch watchDog on\n" + "wd off - switch watchdog off\n" + "wd - print current status\n" +); +#endif /* CFG_CMD_BSP */ +#endif /* CONFIG_HW_WATCHDOG */ |