diff options
| author | wdenk <wdenk> | 2004-03-14 15:06:13 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2004-03-14 15:06:13 +0000 |
| commit | 3d3befa754fedb320f779320ac0ab11deb0a6275 (patch) | |
| tree | e017681961bbc93b2145f929fe95c8e2f47a1726 | |
| parent | 4d13cbad1c81ad7901151fec381bae8c30f4338a (diff) | |
| download | u-boot-imx-3d3befa754fedb320f779320ac0ab11deb0a6275.zip u-boot-imx-3d3befa754fedb320f779320ac0ab11deb0a6275.tar.gz u-boot-imx-3d3befa754fedb320f779320ac0ab11deb0a6275.tar.bz2 | |
* Patch by Philippe Robin, 09 Mar 2004:
Added ARM Integrator AP, CP and Versatile PB926EJ-S Reference
Platform support.
* Patch by Masami Komiya, 08 Mar 2004:
Don't overwrite server IP address or boot file name
when the boot server does not return values
* Patch by listmember@orkun.us, 5 Mar 2004:
Removed compile time restriction on CFG_I2C_SPEED for DS1338 RTC
33 files changed, 3640 insertions, 23 deletions
@@ -2,6 +2,17 @@ Changes for U-Boot 1.0.2: ====================================================================== +* Patch by Philippe Robin, 09 Mar 2004: + Added ARM Integrator AP, CP and Versatile PB926EJ-S Reference + Platform support. + +* Patch by Masami Komiya, 08 Mar 2004: + Don't overwrite server IP address or boot file name + when the boot server does not return values + +* Patch by listmember@orkun.us, 5 Mar 2004: + Removed compile time restriction on CFG_I2C_SPEED for DS1338 RTC + * Patch by Tolunay Orkun, 5 Mar 2004: Fix early board initialization for Cogent CSB272 board @@ -135,9 +135,10 @@ LIST_ARM7="B2 ep7312 impa7" ######################################################################### LIST_ARM9=" \ - at91rm9200dk omap1510inn omap1610h2 omap1610inn \ + at91rm9200dk integratorcp integratorap \ + omap1510inn omap1610h2 omap1610inn \ smdk2400 smdk2410 trab \ - VCMA9 \ + VCMA9 versatile \ " ######################################################################### @@ -111,7 +111,8 @@ LIBS += common/libcommon.a .PHONY : $(LIBS) # Add GCC lib -PLATFORM_LIBS += -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc +PLATFORM_LIBS += --no-warn-mismatch -L $(shell dirname `$(CC) $(CFLAGS) -print-libgcc-file-name`) -lgcc + # The "tools" are needed early, so put this first # Don't include stuff already done in $(LIBS) @@ -927,6 +928,15 @@ xtract_omap1610xxx = $(subst _cs0boot,,$(subst _cs3boot,, $(subst _config,,$1))) SX1_config : unconfig @./mkconfig $(@:_config=) arm arm925t sx1 +integratorcp_config : unconfig + @./mkconfig $(@:_config=) arm arm926ejs integratorcp + +integratorap_config : unconfig + @./mkconfig $(@:_config=) arm arm926ejs integratorap + +versatile_config : unconfig + @./mkconfig $(@:_config=) arm arm926ejs versatile + omap1510inn_config : unconfig @./mkconfig $(@:_config=) arm arm925t omap1510inn diff --git a/board/integratorap/Makefile b/board/integratorap/Makefile new file mode 100644 index 0000000..00336aa --- /dev/null +++ b/board/integratorap/Makefile @@ -0,0 +1,51 @@ +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2004 +# ARM Ltd. +# Philippe Robin, <philippe.robin@arm.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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := integratorap.o flash.o +SOBJS := platform.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/integratorap/config.mk b/board/integratorap/config.mk new file mode 100644 index 0000000..df67491 --- /dev/null +++ b/board/integratorap/config.mk @@ -0,0 +1,5 @@ +# +# image should be loaded at 0x01000000 +# + +TEXT_BASE = 0x01000000 diff --git a/board/integratorap/flash.c b/board/integratorap/flash.c new file mode 100644 index 0000000..b120d63 --- /dev/null +++ b/board/integratorap/flash.c @@ -0,0 +1,473 @@ +/* + * (C) Copyright 2001 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2001-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.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 <linux/byteorder/swab.h> + +#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 256 KB sectors (x2) */ +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* Board support for 1 or 2 flash devices */ +#undef FLASH_PORT_WIDTH32 +#define FLASH_PORT_WIDTH16 + +#ifdef FLASH_PORT_WIDTH16 +#define FLASH_PORT_WIDTH ushort +#define FLASH_PORT_WIDTHV vu_short +#define SWAP(x) __swab16(x) +#else +#define FLASH_PORT_WIDTH ulong +#define FLASH_PORT_WIDTHV vu_long +#define SWAP(x) __swab32(x) +#endif + +#define FPW FLASH_PORT_WIDTH +#define FPWV FLASH_PORT_WIDTHV + +#define mb() __asm__ __volatile__ ("" : : : "memory") + + +/* Flash Organization Structure */ +typedef struct OrgDef { + unsigned int sector_number; + unsigned int sector_size; +} OrgDef; + + +/* Flash Organizations */ +OrgDef OrgIntel_28F256L18T[] = { + {4, 32 * 1024}, /* 4 * 32kBytes sectors */ + {255, 128 * 1024}, /* 255 * 128kBytes sectors */ +}; + + +/*----------------------------------------------------------------------- + * Functions + */ +unsigned long flash_init (void); +static ulong flash_get_size (FPW * addr, flash_info_t * info); +static int write_data (flash_info_t * info, ulong dest, FPW data); +static void flash_get_offsets (ulong base, flash_info_t * info); +void inline spin_wheel (void); +void flash_print_info (flash_info_t * info); +void flash_unprotect_sectors (FPWV * addr); +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); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init (void) +{ + int i; + ulong size = 0; + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + switch (i) { + case 0: + flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]); + flash_get_offsets (PHYS_FLASH_1, &flash_info[i]); + break; + default: + panic ("configured too many flash banks!\n"); + break; + } + size += flash_info[i].size; + } + + /* Protect monitor and environment sectors + */ + flash_protect (FLAG_PROTECT_SET, + CFG_FLASH_BASE, + CFG_FLASH_BASE + monitor_flash_len - 1, &flash_info[0]); + + return size; +} + +/*----------------------------------------------------------------------- + */ +static void flash_get_offsets (ulong base, flash_info_t * info) +{ + int i; + OrgDef *pOrgDef; + + pOrgDef = OrgIntel_28F256L18T; + if (info->flash_id == FLASH_UNKNOWN) { + return; + } + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) { + for (i = 0; i < info->sector_count; i++) { + if (i > 255) { + info->start[i] = base + (i * 0x8000); + info->protect[i] = 0; + } else { + info->start[i] = base + + (i * PHYS_FLASH_SECT_SIZE); + info->protect[i] = 0; + } + } + } +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_INTEL: + printf ("INTEL "); + break; + default: + printf ("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_28F256L18T: + printf ("FLASH 28F256L18T\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); + return; +} + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size (FPW * addr, flash_info_t * info) +{ + volatile FPW value; + + /* Write auto select command: read Manufacturer ID */ + addr[0x5555] = (FPW) 0x00AA00AA; + addr[0x2AAA] = (FPW) 0x00550055; + addr[0x5555] = (FPW) 0x00900090; + + mb (); + value = addr[0]; + + switch (value) { + + case (FPW) INTEL_MANUFACT: + info->flash_id = FLASH_MAN_INTEL; + break; + + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ + return (0); /* no or unknown flash */ + } + + mb (); + value = addr[1]; /* device ID */ + switch (value) { + + case (FPW) (INTEL_ID_28F256L18T): + info->flash_id += FLASH_28F256L18T; + info->sector_count = 259; + info->size = 0x02000000; + break; /* => 32 MB */ + + default: + info->flash_id = FLASH_UNKNOWN; + break; + } + + if (info->sector_count > CFG_MAX_FLASH_SECT) { + printf ("** ERROR: sector count %d > max (%d) **\n", + info->sector_count, CFG_MAX_FLASH_SECT); + info->sector_count = CFG_MAX_FLASH_SECT; + } + + addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ + + return (info->size); +} + + +/* unprotects a sector for write and erase + * on some intel parts, this unprotects the entire chip, but it + * wont hurt to call this additional times per sector... + */ +void flash_unprotect_sectors (FPWV * addr) +{ +#define PD_FINTEL_WSMS_READY_MASK 0x0080 + + *addr = (FPW) 0x00500050; /* clear status register */ + + /* this sends the clear lock bit command */ + *addr = (FPW) 0x00600060; + *addr = (FPW) 0x00D000D0; +} + + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int flag, prot, sect; + ulong type, start, last; + int rcode = 0; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + type = (info->flash_id & FLASH_VENDMASK); + if ((type != FLASH_MAN_INTEL)) { + printf ("Can't erase unknown flash type %08lx - aborted\n", + info->flash_id); + return 1; + } + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + + + start = get_timer (0); + last = start; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + FPWV *addr = (FPWV *) (info->start[sect]); + FPW status; + + printf ("Erasing sector %2d ... ", sect); + + flash_unprotect_sectors (addr); + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + *addr = (FPW) 0x00500050;/* clear status register */ + *addr = (FPW) 0x00200020;/* erase setup */ + *addr = (FPW) 0x00D000D0;/* erase confirm */ + + while (((status = + *addr) & (FPW) 0x00800080) != + (FPW) 0x00800080) { + if (get_timer_masked () > + CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + /* suspend erase */ + *addr = (FPW) 0x00B000B0; + /* reset to read mode */ + *addr = (FPW) 0x00FF00FF; + rcode = 1; + break; + } + } + + /* clear status register cmd. */ + *addr = (FPW) 0x00500050; + *addr = (FPW) 0x00FF00FF;/* resest to read mode */ + printf (" done\n"); + } + } + return rcode; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + * 4 - Flash not identified + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong cp, wp; + FPW data; + int count, i, l, rc, port_width; + + if (info->flash_id == FLASH_UNKNOWN) { + return 4; + } +/* get lower word aligned address */ +#ifdef FLASH_PORT_WIDTH16 + wp = (addr & ~1); + port_width = 2; +#else + wp = (addr & ~3); + port_width = 4; +#endif + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i = 0, cp = wp; i < l; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + for (; i < port_width && cnt > 0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt == 0 && i < port_width; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + if ((rc = write_data (info, wp, SWAP (data))) != 0) { + return (rc); + } + wp += port_width; + } + + /* + * handle word aligned part + */ + count = 0; + while (cnt >= port_width) { + data = 0; + for (i = 0; i < port_width; ++i) { + data = (data << 8) | *src++; + } + if ((rc = write_data (info, wp, SWAP (data))) != 0) { + return (rc); + } + wp += port_width; + cnt -= port_width; + if (count++ > 0x800) { + spin_wheel (); + count = 0; + } + } + + if (cnt == 0) { + return (0); + } + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) { + data = (data << 8) | *src++; + --cnt; + } + for (; i < port_width; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + return (write_data (info, wp, SWAP (data))); +} + +/*----------------------------------------------------------------------- + * Write a word or halfword to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_data (flash_info_t * info, ulong dest, FPW data) +{ + FPWV *addr = (FPWV *) dest; + ulong status; + int flag; + + /* Check if Flash is (sufficiently) erased */ + if ((*addr & data) != data) { + printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr); + return (2); + } + flash_unprotect_sectors (addr); + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + *addr = (FPW) 0x00400040; /* write setup */ + *addr = data; + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + /* wait while polling the status register */ + while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { + if (get_timer_masked () > CFG_FLASH_WRITE_TOUT) { + *addr = (FPW) 0x00FF00FF; /* restore read mode */ + return (1); + } + } + *addr = (FPW) 0x00FF00FF; /* restore read mode */ + return (0); +} + +void inline spin_wheel (void) +{ + static int p = 0; + static char w[] = "\\/-"; + + printf ("\010%c", w[p]); + (++p == 3) ? (p = 0) : 0; +} diff --git a/board/integratorap/integratorap.c b/board/integratorap/integratorap.c new file mode 100644 index 0000000..960ec3a --- /dev/null +++ b/board/integratorap/integratorap.c @@ -0,0 +1,455 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.com> + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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> + +#ifdef CONFIG_PCI +# include <pci.h> +#endif + +void flash__init (void); +void ether__init (void); +void peripheral_power_enable (void); + +#if defined(CONFIG_SHOW_BOOT_PROGRESS) +void show_boot_progress(int progress) +{ + printf("Boot reached stage %d\n", progress); +} +#endif + +#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF) + +static inline void delay (unsigned long loops) +{ + __asm__ volatile ("1:\n" + "subs %0, %1, #1\n" + "bne 1b":"=r" (loops):"0" (loops)); +} + +/* + * Miscellaneous platform dependent initialisations + */ + +int board_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + /* arch number of Integrator Board */ + gd->bd->bi_arch_number = 21; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + icache_enable (); + + flash__init (); + return 0; +} + + +int misc_init_r (void) +{ +#ifdef CONFIG_PCI + pci_init(); +#endif + setenv("verify", "n"); + return (0); +} + +/* + * Initialize PCI Devices, report devices found. + */ +#ifdef CONFIG_PCI + +#ifndef CONFIG_PCI_PNP + +static struct pci_config_table pci_integrator_config_table[] = { + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0f, PCI_ANY_ID, + pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, + { } +}; +#endif + +// V3 access routines +#define _V3Write16(o,v) (*(volatile unsigned short *)(PCI_V3_BASE + (unsigned int)(o)) = (unsigned short)(v)) +#define _V3Read16(o) (*(volatile unsigned short *)(PCI_V3_BASE + (unsigned int)(o))) + +#define _V3Write32(o,v) (*(volatile unsigned int *)(PCI_V3_BASE + (unsigned int)(o)) = (unsigned int)(v)) +#define _V3Read32(o) (*(volatile unsigned int *)(PCI_V3_BASE + (unsigned int)(o))) + +// Compute address necessary to access PCI config space for the given +// bus and device. +#define PCI_CONFIG_ADDRESS( __bus, __devfn, __offset ) \ + ({ \ + unsigned int __address, __devicebit; \ + unsigned short __mapaddress; \ + unsigned int __dev = PCI_DEV(__devfn); /* FIXME to check!! (slot?) */ \ + \ + if (__bus == 0) { \ + /* local bus segment so need a type 0 config cycle */ \ + /* build the PCI configuration "address" with one-hot in A31-A11 */ \ + __address = PCI_CONFIG_BASE; \ + __address |= ((__devfn & 0x07) << 8); \ + __address |= __offset & 0xFF; \ + __mapaddress = 0x000A; /* 101=>config cycle, 0=>A1=A0=0 */ \ + __devicebit = (1 << (__dev + 11)); \ + \ + if ((__devicebit & 0xFF000000) != 0) { \ + /* high order bits are handled by the MAP register */ \ + __mapaddress |= (__devicebit >> 16); \ + } else { \ + /* low order bits handled directly in the address */ \ + __address |= __devicebit; \ + } \ + } else { /* bus !=0 */ \ + /* not the local bus segment so need a type 1 config cycle */ \ + /* A31-A24 are don't care (so clear to 0) */ \ + __mapaddress = 0x000B; /* 101=>config cycle, 1=>A1&A0 from PCI_CFG */ \ + __address = PCI_CONFIG_BASE; \ + __address |= ((__bus & 0xFF) << 16); /* bits 23..16 = bus number */ \ + __address |= ((__dev & 0x1F) << 11); /* bits 15..11 = device number */ \ + __address |= ((__devfn & 0x07) << 8); /* bits 10..8 = function number*/ \ + __address |= __offset & 0xFF; /* bits 7..0 = register number*/ \ + } \ + _V3Write16(V3_LB_MAP1, __mapaddress); \ + \ + __address; \ + }) + +// _V3OpenConfigWindow - open V3 configuration window +#define _V3OpenConfigWindow() \ + { \ + /* Set up base0 to see all 512Mbytes of memory space (not */ \ + /* prefetchable), this frees up base1 for re-use by configuration*/ \ + /* memory */ \ + \ + _V3Write32 (V3_LB_BASE0, ((INTEGRATOR_PCI_BASE & 0xFFF00000) | \ + 0x90 | V3_LB_BASE_M_ENABLE)); \ + /* Set up base1 to point into configuration space, note that MAP1 */ \ + /* register is set up by pciMakeConfigAddress(). */ \ + \ + _V3Write32 (V3_LB_BASE1, ((CPU_PCI_CNFG_ADRS & 0xFFF00000) | \ + 0x40 | V3_LB_BASE_M_ENABLE)); \ + } + +// _V3CloseConfigWindow - close V3 configuration window +#define _V3CloseConfigWindow() \ + { \ + /* Reassign base1 for use by prefetchable PCI memory */ \ + _V3Write32 (V3_LB_BASE1, (((INTEGRATOR_PCI_BASE + 0x10000000) & 0xFFF00000) \ + | 0x84 | V3_LB_BASE_M_ENABLE)); \ + _V3Write16 (V3_LB_MAP1, \ + (((INTEGRATOR_PCI_BASE + 0x10000000) & 0xFFF00000) >> 16) | 0x0006); \ + \ + /* And shrink base0 back to a 256M window (NOTE: MAP0 already correct) */ \ + \ + _V3Write32 (V3_LB_BASE0, ((INTEGRATOR_PCI_BASE & 0xFFF00000) | \ + 0x80 | V3_LB_BASE_M_ENABLE)); \ + } + + +static int pci_integrator_read_byte(struct pci_controller *hose, pci_dev_t dev, + int offset, unsigned char *val) +{ + _V3OpenConfigWindow(); + *val = *(volatile unsigned char *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), offset); + _V3CloseConfigWindow(); + + return 0; +} + +static int pci_integrator_read__word(struct pci_controller *hose, pci_dev_t dev, + int offset, unsigned short *val) +{ + _V3OpenConfigWindow(); + *val = *(volatile unsigned short *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), offset); + _V3CloseConfigWindow(); + + return 0; +} + +static int pci_integrator_read_dword(struct pci_controller *hose, pci_dev_t dev, + int offset, unsigned int *val) +{ + _V3OpenConfigWindow(); + *val = *(volatile unsigned short *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), offset); + *val |= (*(volatile unsigned int *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), (offset+2))) << 16; + _V3CloseConfigWindow(); + + return 0; +} + +static int pci_integrator_write_byte(struct pci_controller *hose, pci_dev_t dev, + int offset, unsigned char val) +{ + _V3OpenConfigWindow(); + *(volatile unsigned char *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), offset) = val; + _V3CloseConfigWindow(); + + return 0; +} + +static int pci_integrator_write_word(struct pci_controller *hose, pci_dev_t dev, + int offset,unsigned short val) +{ + _V3OpenConfigWindow(); + *(volatile unsigned short *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), offset) = val; + _V3CloseConfigWindow(); + + return 0; +} + +static int pci_integrator_write_dword(struct pci_controller *hose, pci_dev_t dev, + int offset, unsigned int val) +{ + _V3OpenConfigWindow(); + *(volatile unsigned short *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), offset) = (val & 0xFFFF); + *(volatile unsigned short *)PCI_CONFIG_ADDRESS(PCI_BUS(dev), PCI_FUNC(dev), (offset + 2)) = ((val >> 16) & 0xFFFF); + _V3CloseConfigWindow(); + + return 0; +} + +/****************************** + * PCI initialisation + ******************************/ + +struct pci_controller integrator_hose = { +#ifndef CONFIG_PCI_PNP + config_table: pci_integrator_config_table, +#endif +}; + +void pci_init_board(void) +{ + volatile int i, j; + struct pci_controller *hose = &integrator_hose; + + /* setting this register will take the V3 out of reset */ + + *(volatile unsigned int *)(INTEGRATOR_SC_PCIENABLE) = 1; + + /* wait a few usecs to settle the device and the PCI bus */ + + for (i = 0; i < 100 ; i++) + j = i + 1; + + /* Now write the Base I/O Address Word to V3_BASE + 0x6C */ + + *(volatile unsigned short *)(V3_BASE + V3_LB_IO_BASE) = (unsigned short)(V3_BASE >> 16); + + do { + *(volatile unsigned char *)(V3_BASE + V3_MAIL_DATA) = 0xAA; + *(volatile unsigned char *)(V3_BASE + V3_MAIL_DATA + 4) = 0x55; + } while (*(volatile unsigned char *)(V3_BASE + V3_MAIL_DATA) != 0xAA || + *(volatile unsigned char *)(V3_BASE + V3_MAIL_DATA + 4) != 0x55); + + /* Make sure that V3 register access is not locked, if it is, unlock it */ + + if ((*(volatile unsigned short *)(V3_BASE + V3_SYSTEM) & V3_SYSTEM_M_LOCK) + == V3_SYSTEM_M_LOCK) + *(volatile unsigned short *)(V3_BASE + V3_SYSTEM) = 0xA05F; + + /* Ensure that the slave accesses from PCI are disabled while we */ + /* setup windows */ + + *(volatile unsigned short *)(V3_BASE + V3_PCI_CMD) &= + ~(V3_COMMAND_M_MEM_EN | V3_COMMAND_M_IO_EN); + + /* Clear RST_OUT to 0; keep the PCI bus in reset until we've finished */ + + *(volatile unsigned short *)(V3_BASE + V3_SYSTEM) &= ~V3_SYSTEM_M_RST_OUT; + + /* Make all accesses from PCI space retry until we're ready for them */ + + *(volatile unsigned short *)(V3_BASE + V3_PCI_CFG) |= V3_PCI_CFG_M_RETRY_EN; + + /* Set up any V3 PCI Configuration Registers that we absolutely have to */ + /* LB_CFG controls Local Bus protocol. */ + /* Enable LocalBus byte strobes for READ accesses too. */ + /* set bit 7 BE_IMODE and bit 6 BE_OMODE */ + + *(volatile unsigned short *)(V3_BASE + V3_LB_CFG) |= 0x0C0; + + /* PCI_CMD controls overall PCI operation. */ + /* Enable PCI bus master. */ + + *(volatile unsigned short *)(V3_BASE + V3_PCI_CMD) |= 0x04; + + /* PCI_MAP0 controls where the PCI to CPU memory window is on Local Bus*/ + + *(volatile unsigned int *)(V3_BASE + V3_PCI_MAP0) = (INTEGRATOR_BOOT_ROM_BASE) | + (V3_PCI_MAP_M_ADR_SIZE_512M | + V3_PCI_MAP_M_REG_EN | + V3_PCI_MAP_M_ENABLE); + + /* PCI_BASE0 is the PCI address of the start of the window */ + + *(volatile unsigned int *)(V3_BASE + V3_PCI_BASE0) = INTEGRATOR_BOOT_ROM_BASE; + + /* PCI_MAP1 is LOCAL address of the start of the window */ + + *(volatile unsigned int *)(V3_BASE + V3_PCI_MAP1) = (INTEGRATOR_HDR0_SDRAM_BASE) | + (V3_PCI_MAP_M_ADR_SIZE_1024M | V3_PCI_MAP_M_REG_EN | + V3_PCI_MAP_M_ENABLE); + + /* PCI_BASE1 is the PCI address of the start of the window */ + + *(volatile unsigned int *)(V3_BASE + V3_PCI_BASE1) = INTEGRATOR_HDR0_SDRAM_BASE; + + /* Set up the windows from local bus memory into PCI configuration, */ + /* I/O and Memory. */ + /* PCI I/O, LB_BASE2 and LB_MAP2 are used exclusively for this. */ + + *(volatile unsigned short *)(V3_BASE +V3_LB_BASE2) = + ((CPU_PCI_IO_ADRS >> 24) << 8) | V3_LB_BASE_M_ENABLE; + *(volatile unsigned short *)(V3_BASE + V3_LB_MAP2) = 0; + + /* PCI Configuration, use LB_BASE1/LB_MAP1. */ + + /* PCI Memory use LB_BASE0/LB_MAP0 and LB_BASE1/LB_MAP1 */ + /* Map first 256Mbytes as non-prefetchable via BASE0/MAP0 */ + /* (INTEGRATOR_PCI_BASE == PCI_MEM_BASE) */ + + *(volatile unsigned int *)(V3_BASE + V3_LB_BASE0) = + INTEGRATOR_PCI_BASE | (0x80 | V3_LB_BASE_M_ENABLE); + + *(volatile unsigned short *)(V3_BASE + V3_LB_MAP0) = + ((INTEGRATOR_PCI_BASE >> 20) << 0x4) | 0x0006; + + /* Map second 256 Mbytes as prefetchable via BASE1/MAP1 */ + + *(volatile unsigned int *)(V3_BASE + V3_LB_BASE1) = + INTEGRATOR_PCI_BASE | (0x84 | V3_LB_BASE_M_ENABLE); + + *(volatile unsigned short *)(V3_BASE + V3_LB_MAP1) = + (((INTEGRATOR_PCI_BASE + 0x10000000) >> 20) << 4) | 0x0006; + + /* Allow accesses to PCI Configuration space */ + /* and set up A1, A0 for type 1 config cycles */ + + *(volatile unsigned short *)(V3_BASE + V3_PCI_CFG) = + ((*(volatile unsigned short *)(V3_BASE + V3_PCI_CFG)) & + ~(V3_PCI_CFG_M_RETRY_EN | V3_PCI_CFG_M_AD_LOW1) ) | + V3_PCI_CFG_M_AD_LOW0; + + /* now we can allow in PCI MEMORY accesses */ + + *(volatile unsigned short *)(V3_BASE + V3_PCI_CMD) = + (*(volatile unsigned short *)(V3_BASE + V3_PCI_CMD)) | V3_COMMAND_M_MEM_EN; + + /* Set RST_OUT to take the PCI bus is out of reset, PCI devices can */ + /* initialise and lock the V3 system register so that no one else */ + /* can play with it */ + + *(volatile unsigned short *)(V3_BASE + V3_SYSTEM) = + (*(volatile unsigned short *)(V3_BASE + V3_SYSTEM)) | V3_SYSTEM_M_RST_OUT; + + *(volatile unsigned short *)(V3_BASE + V3_SYSTEM) = + (*(volatile unsigned short *)(V3_BASE + V3_SYSTEM)) | V3_SYSTEM_M_LOCK; + + /* + * Register the hose + */ + hose->first_busno = 0; + hose->last_busno = 0xff; + + /* System memory space */ + pci_set_region(hose->regions + 0, + 0x00000000, 0x40000000, 0x01000000, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + /* PCI Memory - config space */ + pci_set_region(hose->regions + 1, + 0x00000000, 0x62000000, 0x01000000, + PCI_REGION_MEM); + + /* PCI V3 regs */ + pci_set_region(hose->regions + 2, + 0x00000000, 0x61000000, 0x00080000, + PCI_REGION_MEM); + + /* PCI I/O space */ + pci_set_region(hose->regions + 3, + 0x00000000, 0x60000000, 0x00010000, + PCI_REGION_IO); + + pci_set_ops(hose, + pci_integrator_read_byte, + pci_integrator_read__word, + pci_integrator_read_dword, + pci_integrator_write_byte, + pci_integrator_write_word, + pci_integrator_write_dword); + + hose->region_count = 4; + + pci_register_hose(hose); + + pciauto_config_init(hose); + pciauto_config_device(hose, 0); + + hose->last_busno = pci_hose_scan(hose); +} +#endif + +/****************************** + Routine: + Description: +******************************/ +void flash__init (void) +{ +} +/************************************************************* + Routine:ether__init + Description: take the Ethernet controller out of reset and wait + for the EEPROM load to complete. +*************************************************************/ +void ether__init (void) +{ +} + +/****************************** + Routine: + Description: +******************************/ +int dram_init (void) +{ + return 0; +} + diff --git a/board/integratorap/platform.S b/board/integratorap/platform.S new file mode 100644 index 0000000..480e040 --- /dev/null +++ b/board/integratorap/platform.S @@ -0,0 +1,33 @@ +/* + * Board specific setup info + * + * (C) Copyright 2004, ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 <config.h> +#include <version.h> + +.globl platformsetup +platformsetup: + + /* All done by Integrator's boot monitor! */ + mov pc, lr diff --git a/board/integratorap/u-boot.lds b/board/integratorap/u-boot.lds new file mode 100644 index 0000000..da679c2 --- /dev/null +++ b/board/integratorap/u-boot.lds @@ -0,0 +1,50 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@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 + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + . = ALIGN(4); + .text : + { + cpu/arm926ejs/start.o (.text) + *(.text) + } + .rodata : { *(.rodata) } + . = ALIGN(4); + .data : { *(.data) } + . = ALIGN(4); + .got : { *(.got) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + armboot_end_data = .; + . = ALIGN(4); + .bss : { *(.bss) } + armboot_end = .; +} diff --git a/board/integratorcp/Makefile b/board/integratorcp/Makefile new file mode 100644 index 0000000..9c97237 --- /dev/null +++ b/board/integratorcp/Makefile @@ -0,0 +1,47 @@ +# +# (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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := integratorcp.o flash.o +SOBJS := platform.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/integratorcp/config.mk b/board/integratorcp/config.mk new file mode 100644 index 0000000..df67491 --- /dev/null +++ b/board/integratorcp/config.mk @@ -0,0 +1,5 @@ +# +# image should be loaded at 0x01000000 +# + +TEXT_BASE = 0x01000000 diff --git a/board/integratorcp/flash.c b/board/integratorcp/flash.c new file mode 100644 index 0000000..b120d63 --- /dev/null +++ b/board/integratorcp/flash.c @@ -0,0 +1,473 @@ +/* + * (C) Copyright 2001 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2001-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.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 <linux/byteorder/swab.h> + +#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 256 KB sectors (x2) */ +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* Board support for 1 or 2 flash devices */ +#undef FLASH_PORT_WIDTH32 +#define FLASH_PORT_WIDTH16 + +#ifdef FLASH_PORT_WIDTH16 +#define FLASH_PORT_WIDTH ushort +#define FLASH_PORT_WIDTHV vu_short +#define SWAP(x) __swab16(x) +#else +#define FLASH_PORT_WIDTH ulong +#define FLASH_PORT_WIDTHV vu_long +#define SWAP(x) __swab32(x) +#endif + +#define FPW FLASH_PORT_WIDTH +#define FPWV FLASH_PORT_WIDTHV + +#define mb() __asm__ __volatile__ ("" : : : "memory") + + +/* Flash Organization Structure */ +typedef struct OrgDef { + unsigned int sector_number; + unsigned int sector_size; +} OrgDef; + + +/* Flash Organizations */ +OrgDef OrgIntel_28F256L18T[] = { + {4, 32 * 1024}, /* 4 * 32kBytes sectors */ + {255, 128 * 1024}, /* 255 * 128kBytes sectors */ +}; + + +/*----------------------------------------------------------------------- + * Functions + */ +unsigned long flash_init (void); +static ulong flash_get_size (FPW * addr, flash_info_t * info); +static int write_data (flash_info_t * info, ulong dest, FPW data); +static void flash_get_offsets (ulong base, flash_info_t * info); +void inline spin_wheel (void); +void flash_print_info (flash_info_t * info); +void flash_unprotect_sectors (FPWV * addr); +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); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init (void) +{ + int i; + ulong size = 0; + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + switch (i) { + case 0: + flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]); + flash_get_offsets (PHYS_FLASH_1, &flash_info[i]); + break; + default: + panic ("configured too many flash banks!\n"); + break; + } + size += flash_info[i].size; + } + + /* Protect monitor and environment sectors + */ + flash_protect (FLAG_PROTECT_SET, + CFG_FLASH_BASE, + CFG_FLASH_BASE + monitor_flash_len - 1, &flash_info[0]); + + return size; +} + +/*----------------------------------------------------------------------- + */ +static void flash_get_offsets (ulong base, flash_info_t * info) +{ + int i; + OrgDef *pOrgDef; + + pOrgDef = OrgIntel_28F256L18T; + if (info->flash_id == FLASH_UNKNOWN) { + return; + } + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) { + for (i = 0; i < info->sector_count; i++) { + if (i > 255) { + info->start[i] = base + (i * 0x8000); + info->protect[i] = 0; + } else { + info->start[i] = base + + (i * PHYS_FLASH_SECT_SIZE); + info->protect[i] = 0; + } + } + } +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_INTEL: + printf ("INTEL "); + break; + default: + printf ("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_28F256L18T: + printf ("FLASH 28F256L18T\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); + return; +} + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size (FPW * addr, flash_info_t * info) +{ + volatile FPW value; + + /* Write auto select command: read Manufacturer ID */ + addr[0x5555] = (FPW) 0x00AA00AA; + addr[0x2AAA] = (FPW) 0x00550055; + addr[0x5555] = (FPW) 0x00900090; + + mb (); + value = addr[0]; + + switch (value) { + + case (FPW) INTEL_MANUFACT: + info->flash_id = FLASH_MAN_INTEL; + break; + + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ + return (0); /* no or unknown flash */ + } + + mb (); + value = addr[1]; /* device ID */ + switch (value) { + + case (FPW) (INTEL_ID_28F256L18T): + info->flash_id += FLASH_28F256L18T; + info->sector_count = 259; + info->size = 0x02000000; + break; /* => 32 MB */ + + default: + info->flash_id = FLASH_UNKNOWN; + break; + } + + if (info->sector_count > CFG_MAX_FLASH_SECT) { + printf ("** ERROR: sector count %d > max (%d) **\n", + info->sector_count, CFG_MAX_FLASH_SECT); + info->sector_count = CFG_MAX_FLASH_SECT; + } + + addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ + + return (info->size); +} + + +/* unprotects a sector for write and erase + * on some intel parts, this unprotects the entire chip, but it + * wont hurt to call this additional times per sector... + */ +void flash_unprotect_sectors (FPWV * addr) +{ +#define PD_FINTEL_WSMS_READY_MASK 0x0080 + + *addr = (FPW) 0x00500050; /* clear status register */ + + /* this sends the clear lock bit command */ + *addr = (FPW) 0x00600060; + *addr = (FPW) 0x00D000D0; +} + + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int flag, prot, sect; + ulong type, start, last; + int rcode = 0; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + type = (info->flash_id & FLASH_VENDMASK); + if ((type != FLASH_MAN_INTEL)) { + printf ("Can't erase unknown flash type %08lx - aborted\n", + info->flash_id); + return 1; + } + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + + + start = get_timer (0); + last = start; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + FPWV *addr = (FPWV *) (info->start[sect]); + FPW status; + + printf ("Erasing sector %2d ... ", sect); + + flash_unprotect_sectors (addr); + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + *addr = (FPW) 0x00500050;/* clear status register */ + *addr = (FPW) 0x00200020;/* erase setup */ + *addr = (FPW) 0x00D000D0;/* erase confirm */ + + while (((status = + *addr) & (FPW) 0x00800080) != + (FPW) 0x00800080) { + if (get_timer_masked () > + CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + /* suspend erase */ + *addr = (FPW) 0x00B000B0; + /* reset to read mode */ + *addr = (FPW) 0x00FF00FF; + rcode = 1; + break; + } + } + + /* clear status register cmd. */ + *addr = (FPW) 0x00500050; + *addr = (FPW) 0x00FF00FF;/* resest to read mode */ + printf (" done\n"); + } + } + return rcode; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + * 4 - Flash not identified + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong cp, wp; + FPW data; + int count, i, l, rc, port_width; + + if (info->flash_id == FLASH_UNKNOWN) { + return 4; + } +/* get lower word aligned address */ +#ifdef FLASH_PORT_WIDTH16 + wp = (addr & ~1); + port_width = 2; +#else + wp = (addr & ~3); + port_width = 4; +#endif + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i = 0, cp = wp; i < l; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + for (; i < port_width && cnt > 0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt == 0 && i < port_width; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + if ((rc = write_data (info, wp, SWAP (data))) != 0) { + return (rc); + } + wp += port_width; + } + + /* + * handle word aligned part + */ + count = 0; + while (cnt >= port_width) { + data = 0; + for (i = 0; i < port_width; ++i) { + data = (data << 8) | *src++; + } + if ((rc = write_data (info, wp, SWAP (data))) != 0) { + return (rc); + } + wp += port_width; + cnt -= port_width; + if (count++ > 0x800) { + spin_wheel (); + count = 0; + } + } + + if (cnt == 0) { + return (0); + } + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) { + data = (data << 8) | *src++; + --cnt; + } + for (; i < port_width; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + return (write_data (info, wp, SWAP (data))); +} + +/*----------------------------------------------------------------------- + * Write a word or halfword to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_data (flash_info_t * info, ulong dest, FPW data) +{ + FPWV *addr = (FPWV *) dest; + ulong status; + int flag; + + /* Check if Flash is (sufficiently) erased */ + if ((*addr & data) != data) { + printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr); + return (2); + } + flash_unprotect_sectors (addr); + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + *addr = (FPW) 0x00400040; /* write setup */ + *addr = data; + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + /* wait while polling the status register */ + while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { + if (get_timer_masked () > CFG_FLASH_WRITE_TOUT) { + *addr = (FPW) 0x00FF00FF; /* restore read mode */ + return (1); + } + } + *addr = (FPW) 0x00FF00FF; /* restore read mode */ + return (0); +} + +void inline spin_wheel (void) +{ + static int p = 0; + static char w[] = "\\/-"; + + printf ("\010%c", w[p]); + (++p == 3) ? (p = 0) : 0; +} diff --git a/board/integratorcp/integratorcp.c b/board/integratorcp/integratorcp.c new file mode 100644 index 0000000..2e62f26 --- /dev/null +++ b/board/integratorcp/integratorcp.c @@ -0,0 +1,110 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.com> + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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> + +void flash__init (void); +void ether__init (void); +void peripheral_power_enable (void); + +#if defined(CONFIG_SHOW_BOOT_PROGRESS) +void show_boot_progress(int progress) +{ + printf("Boot reached stage %d\n", progress); +} +#endif + +#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF) + +static inline void delay (unsigned long loops) +{ + __asm__ volatile ("1:\n" + "subs %0, %1, #1\n" + "bne 1b":"=r" (loops):"0" (loops)); +} + +/* + * Miscellaneous platform dependent initialisations + */ + +int board_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + /* arch number of Integrator Board */ + gd->bd->bi_arch_number = 275; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + icache_enable (); + + flash__init (); + ether__init (); + return 0; +} + + +int misc_init_r (void) +{ + setenv("verify", "n"); + return (0); +} + +/****************************** + Routine: + Description: +******************************/ +void flash__init (void) +{ +} +/************************************************************* + Routine:ether__init + Description: take the Ethernet controller out of reset and wait + for the EEPROM load to complete. +*************************************************************/ +void ether__init (void) +{ +} + +/****************************** + Routine: + Description: +******************************/ +int dram_init (void) +{ + return 0; +} + diff --git a/board/integratorcp/platform.S b/board/integratorcp/platform.S new file mode 100644 index 0000000..c02051b --- /dev/null +++ b/board/integratorcp/platform.S @@ -0,0 +1,33 @@ +/* + * Board specific setup info + * + * (C) Copyright 2003, ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 <config.h> +#include <version.h> + +.globl platformsetup +platformsetup: + + /* All done by IntegratorCP's boot monitor! */ + mov pc, lr diff --git a/board/integratorcp/u-boot.lds b/board/integratorcp/u-boot.lds new file mode 100644 index 0000000..da679c2 --- /dev/null +++ b/board/integratorcp/u-boot.lds @@ -0,0 +1,50 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@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 + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + . = ALIGN(4); + .text : + { + cpu/arm926ejs/start.o (.text) + *(.text) + } + .rodata : { *(.rodata) } + . = ALIGN(4); + .data : { *(.data) } + . = ALIGN(4); + .got : { *(.got) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + armboot_end_data = .; + . = ALIGN(4); + .bss : { *(.bss) } + armboot_end = .; +} diff --git a/board/versatile/Makefile b/board/versatile/Makefile new file mode 100644 index 0000000..42b6ed5 --- /dev/null +++ b/board/versatile/Makefile @@ -0,0 +1,47 @@ +# +# (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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := versatile.o flash.o +SOBJS := platform.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/versatile/config.mk b/board/versatile/config.mk new file mode 100644 index 0000000..df67491 --- /dev/null +++ b/board/versatile/config.mk @@ -0,0 +1,5 @@ +# +# image should be loaded at 0x01000000 +# + +TEXT_BASE = 0x01000000 diff --git a/board/versatile/flash.c b/board/versatile/flash.c new file mode 100644 index 0000000..b120d63 --- /dev/null +++ b/board/versatile/flash.c @@ -0,0 +1,473 @@ +/* + * (C) Copyright 2001 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2001-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.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 <linux/byteorder/swab.h> + +#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 256 KB sectors (x2) */ +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* Board support for 1 or 2 flash devices */ +#undef FLASH_PORT_WIDTH32 +#define FLASH_PORT_WIDTH16 + +#ifdef FLASH_PORT_WIDTH16 +#define FLASH_PORT_WIDTH ushort +#define FLASH_PORT_WIDTHV vu_short +#define SWAP(x) __swab16(x) +#else +#define FLASH_PORT_WIDTH ulong +#define FLASH_PORT_WIDTHV vu_long +#define SWAP(x) __swab32(x) +#endif + +#define FPW FLASH_PORT_WIDTH +#define FPWV FLASH_PORT_WIDTHV + +#define mb() __asm__ __volatile__ ("" : : : "memory") + + +/* Flash Organization Structure */ +typedef struct OrgDef { + unsigned int sector_number; + unsigned int sector_size; +} OrgDef; + + +/* Flash Organizations */ +OrgDef OrgIntel_28F256L18T[] = { + {4, 32 * 1024}, /* 4 * 32kBytes sectors */ + {255, 128 * 1024}, /* 255 * 128kBytes sectors */ +}; + + +/*----------------------------------------------------------------------- + * Functions + */ +unsigned long flash_init (void); +static ulong flash_get_size (FPW * addr, flash_info_t * info); +static int write_data (flash_info_t * info, ulong dest, FPW data); +static void flash_get_offsets (ulong base, flash_info_t * info); +void inline spin_wheel (void); +void flash_print_info (flash_info_t * info); +void flash_unprotect_sectors (FPWV * addr); +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); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init (void) +{ + int i; + ulong size = 0; + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + switch (i) { + case 0: + flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]); + flash_get_offsets (PHYS_FLASH_1, &flash_info[i]); + break; + default: + panic ("configured too many flash banks!\n"); + break; + } + size += flash_info[i].size; + } + + /* Protect monitor and environment sectors + */ + flash_protect (FLAG_PROTECT_SET, + CFG_FLASH_BASE, + CFG_FLASH_BASE + monitor_flash_len - 1, &flash_info[0]); + + return size; +} + +/*----------------------------------------------------------------------- + */ +static void flash_get_offsets (ulong base, flash_info_t * info) +{ + int i; + OrgDef *pOrgDef; + + pOrgDef = OrgIntel_28F256L18T; + if (info->flash_id == FLASH_UNKNOWN) { + return; + } + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) { + for (i = 0; i < info->sector_count; i++) { + if (i > 255) { + info->start[i] = base + (i * 0x8000); + info->protect[i] = 0; + } else { + info->start[i] = base + + (i * PHYS_FLASH_SECT_SIZE); + info->protect[i] = 0; + } + } + } +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_INTEL: + printf ("INTEL "); + break; + default: + printf ("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_28F256L18T: + printf ("FLASH 28F256L18T\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); + return; +} + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size (FPW * addr, flash_info_t * info) +{ + volatile FPW value; + + /* Write auto select command: read Manufacturer ID */ + addr[0x5555] = (FPW) 0x00AA00AA; + addr[0x2AAA] = (FPW) 0x00550055; + addr[0x5555] = (FPW) 0x00900090; + + mb (); + value = addr[0]; + + switch (value) { + + case (FPW) INTEL_MANUFACT: + info->flash_id = FLASH_MAN_INTEL; + break; + + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ + return (0); /* no or unknown flash */ + } + + mb (); + value = addr[1]; /* device ID */ + switch (value) { + + case (FPW) (INTEL_ID_28F256L18T): + info->flash_id += FLASH_28F256L18T; + info->sector_count = 259; + info->size = 0x02000000; + break; /* => 32 MB */ + + default: + info->flash_id = FLASH_UNKNOWN; + break; + } + + if (info->sector_count > CFG_MAX_FLASH_SECT) { + printf ("** ERROR: sector count %d > max (%d) **\n", + info->sector_count, CFG_MAX_FLASH_SECT); + info->sector_count = CFG_MAX_FLASH_SECT; + } + + addr[0] = (FPW) 0x00FF00FF; /* restore read mode */ + + return (info->size); +} + + +/* unprotects a sector for write and erase + * on some intel parts, this unprotects the entire chip, but it + * wont hurt to call this additional times per sector... + */ +void flash_unprotect_sectors (FPWV * addr) +{ +#define PD_FINTEL_WSMS_READY_MASK 0x0080 + + *addr = (FPW) 0x00500050; /* clear status register */ + + /* this sends the clear lock bit command */ + *addr = (FPW) 0x00600060; + *addr = (FPW) 0x00D000D0; +} + + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int flag, prot, sect; + ulong type, start, last; + int rcode = 0; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + type = (info->flash_id & FLASH_VENDMASK); + if ((type != FLASH_MAN_INTEL)) { + printf ("Can't erase unknown flash type %08lx - aborted\n", + info->flash_id); + return 1; + } + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + + + start = get_timer (0); + last = start; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + FPWV *addr = (FPWV *) (info->start[sect]); + FPW status; + + printf ("Erasing sector %2d ... ", sect); + + flash_unprotect_sectors (addr); + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + *addr = (FPW) 0x00500050;/* clear status register */ + *addr = (FPW) 0x00200020;/* erase setup */ + *addr = (FPW) 0x00D000D0;/* erase confirm */ + + while (((status = + *addr) & (FPW) 0x00800080) != + (FPW) 0x00800080) { + if (get_timer_masked () > + CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + /* suspend erase */ + *addr = (FPW) 0x00B000B0; + /* reset to read mode */ + *addr = (FPW) 0x00FF00FF; + rcode = 1; + break; + } + } + + /* clear status register cmd. */ + *addr = (FPW) 0x00500050; + *addr = (FPW) 0x00FF00FF;/* resest to read mode */ + printf (" done\n"); + } + } + return rcode; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + * 4 - Flash not identified + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong cp, wp; + FPW data; + int count, i, l, rc, port_width; + + if (info->flash_id == FLASH_UNKNOWN) { + return 4; + } +/* get lower word aligned address */ +#ifdef FLASH_PORT_WIDTH16 + wp = (addr & ~1); + port_width = 2; +#else + wp = (addr & ~3); + port_width = 4; +#endif + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i = 0, cp = wp; i < l; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + for (; i < port_width && cnt > 0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt == 0 && i < port_width; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + if ((rc = write_data (info, wp, SWAP (data))) != 0) { + return (rc); + } + wp += port_width; + } + + /* + * handle word aligned part + */ + count = 0; + while (cnt >= port_width) { + data = 0; + for (i = 0; i < port_width; ++i) { + data = (data << 8) | *src++; + } + if ((rc = write_data (info, wp, SWAP (data))) != 0) { + return (rc); + } + wp += port_width; + cnt -= port_width; + if (count++ > 0x800) { + spin_wheel (); + count = 0; + } + } + + if (cnt == 0) { + return (0); + } + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) { + data = (data << 8) | *src++; + --cnt; + } + for (; i < port_width; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + return (write_data (info, wp, SWAP (data))); +} + +/*----------------------------------------------------------------------- + * Write a word or halfword to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_data (flash_info_t * info, ulong dest, FPW data) +{ + FPWV *addr = (FPWV *) dest; + ulong status; + int flag; + + /* Check if Flash is (sufficiently) erased */ + if ((*addr & data) != data) { + printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr); + return (2); + } + flash_unprotect_sectors (addr); + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + *addr = (FPW) 0x00400040; /* write setup */ + *addr = data; + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + /* wait while polling the status register */ + while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) { + if (get_timer_masked () > CFG_FLASH_WRITE_TOUT) { + *addr = (FPW) 0x00FF00FF; /* restore read mode */ + return (1); + } + } + *addr = (FPW) 0x00FF00FF; /* restore read mode */ + return (0); +} + +void inline spin_wheel (void) +{ + static int p = 0; + static char w[] = "\\/-"; + + printf ("\010%c", w[p]); + (++p == 3) ? (p = 0) : 0; +} diff --git a/board/versatile/platform.S b/board/versatile/platform.S new file mode 100644 index 0000000..68c3e8b --- /dev/null +++ b/board/versatile/platform.S @@ -0,0 +1,33 @@ +/* + * Board specific setup info + * + * (C) Copyright 2003, ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 <config.h> +#include <version.h> + +.globl platformsetup +platformsetup: + + /* All done by Versatile's boot monitor! */ + mov pc, lr diff --git a/board/versatile/u-boot.lds b/board/versatile/u-boot.lds new file mode 100644 index 0000000..da679c2 --- /dev/null +++ b/board/versatile/u-boot.lds @@ -0,0 +1,50 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@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 + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + . = ALIGN(4); + .text : + { + cpu/arm926ejs/start.o (.text) + *(.text) + } + .rodata : { *(.rodata) } + . = ALIGN(4); + .data : { *(.data) } + . = ALIGN(4); + .got : { *(.got) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + armboot_end_data = .; + . = ALIGN(4); + .bss : { *(.bss) } + armboot_end = .; +} diff --git a/board/versatile/versatile.c b/board/versatile/versatile.c new file mode 100644 index 0000000..ead3088 --- /dev/null +++ b/board/versatile/versatile.c @@ -0,0 +1,120 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.com> + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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> + +void flash__init (void); +void ether__init (void); +void peripheral_power_enable (void); + +#if defined(CONFIG_SHOW_BOOT_PROGRESS) +void show_boot_progress(int progress) +{ + printf("Boot reached stage %d\n", progress); +} +#endif + +#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF) + +static inline void delay (unsigned long loops) +{ + __asm__ volatile ("1:\n" + "subs %0, %1, #1\n" + "bne 1b":"=r" (loops):"0" (loops)); +} + +/* + * Miscellaneous platform dependent initialisations + */ + +int board_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + + /* + * set clock frequency: + * VERSATILE_REFCLK is 32KHz + * VERSATILE_TIMCLK is 1MHz + */ + *(volatile unsigned int *)(VERSATILE_SCTL_BASE) |= + ((VERSATILE_TIMCLK << VERSATILE_TIMER1_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER2_EnSel) | + (VERSATILE_TIMCLK << VERSATILE_TIMER3_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER4_EnSel)); + + /* arch number of Versatile Board */ + gd->bd->bi_arch_number = 387; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + icache_enable (); + + flash__init (); + ether__init (); + return 0; +} + + +int misc_init_r (void) +{ + setenv("verify", "n"); + return (0); +} + +/****************************** + Routine: + Description: +******************************/ +void flash__init (void) +{ +} +/************************************************************* + Routine:ether__init + Description: take the Ethernet controller out of reset and wait + for the EEPROM load to complete. +*************************************************************/ +void ether__init (void) +{ +} + +/****************************** + Routine: + Description: +******************************/ +int dram_init (void) +{ + return 0; +} + diff --git a/cpu/arm926ejs/interrupts.c b/cpu/arm926ejs/interrupts.c index 6167933..10841fd 100644 --- a/cpu/arm926ejs/interrupts.c +++ b/cpu/arm926ejs/interrupts.c @@ -10,9 +10,12 @@ * Sysgo Real-Time Solutions, GmbH <www.elinos.com> * Alex Zuepke <azu@sysgo.de> * - * (C) Copyright 2002 + * (C) Copyright 2002-2004 * Gary Jennejohn, DENX Software Engineering, <gj@denx.de> * + * (C) Copyright 2004 + * Philippe Robin, ARM Ltd. <philippe.robin@arm.com> + * * See file CREDITS for list of people who contributed to this * project. * @@ -41,7 +44,15 @@ extern void reset_cpu(ulong addr); #define TIMER_LOAD_VAL 0xffffffff /* macro to read the 32 bit timer */ +#ifdef CONFIG_OMAP #define READ_TIMER (*(volatile ulong *)(CFG_TIMERBASE+8)) +#endif +#ifdef CONFIG_INTEGRATOR +#define READ_TIMER (*(volatile ulong *)(CFG_TIMERBASE+4)) +#endif +#ifdef CONFIG_VERSATILE +#define READ_TIMER (*(volatile ulong *)(CFG_TIMERBASE+4)) +#endif #ifdef CONFIG_USE_IRQ /* enable IRQ interrupts */ @@ -182,12 +193,26 @@ static ulong lastdec; /* nothing really to do with interrupts, just starts up a counter. */ int interrupt_init (void) { +#ifdef CONFIG_OMAP int32_t val; /* Start the decrementer ticking down from 0xffffffff */ *((int32_t *) (CFG_TIMERBASE + LOAD_TIM)) = TIMER_LOAD_VAL; val = MPUTIM_ST | MPUTIM_AR | MPUTIM_CLOCK_ENABLE | (CFG_PVT << MPUTIM_PTV_BIT); *((int32_t *) (CFG_TIMERBASE + CNTL_TIMER)) = val; +#endif /* CONFIG_OMAP */ +#ifdef CONFIG_INTEGRATOR + /* Load timer with initial value */ + *(volatile ulong *)(CFG_TIMERBASE + 0) = TIMER_LOAD_VAL; + /* Set timer to be enabled, free-running, no interrupts, 256 divider */ + *(volatile ulong *)(CFG_TIMERBASE + 8) = 0x8C; +#endif /* CONFIG_INTEGRATOR */ +#ifdef CONFIG_VERSATILE + *(volatile ulong *)(CFG_TIMERBASE + 0) = CFG_TIMER_RELOAD; /* TimerLoad */ + *(volatile ulong *)(CFG_TIMERBASE + 4) = CFG_TIMER_RELOAD; /* TimerValue */ + *(volatile ulong *)(CFG_TIMERBASE + 8) = 0x8C; + /* *(volatile ulong *)(CFG_TIMERBASE + 8) = CFG_TIMER_CTRL | 0x40; Periodic */ +#endif /* CONFIG_VERSATILE */ /* init the timestamp and lastdec value */ reset_timer_masked(); diff --git a/drivers/Makefile b/drivers/Makefile index 32a6a06..33b9ab4 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -38,7 +38,8 @@ OBJS = 3c589.o 5701rls.o ali512x.o \ pcnet.o plb2800_eth.o \ ps2ser.o ps2mult.o pc_keyb.o keyboard.o \ rtl8019.o rtl8139.o \ - s3c24x0_i2c.o sed13806.o serial.o serial_max3100.o \ + s3c24x0_i2c.o sed13806.o \ + serial.o serial_max3100.o serial_pl011.o serial_pl010.o \ smc91111.o smiLynxEM.o status_led.o sym53c8xx.o \ ti_pci1410a.o tigon3.o w83c553f.o omap1510_i2c.o \ usbdcore.o usbdcore_ep0.o usbdcore_omap1510.o usbtty.o diff --git a/drivers/serial_pl010.c b/drivers/serial_pl010.c new file mode 100644 index 0000000..01b5f0a --- /dev/null +++ b/drivers/serial_pl010.c @@ -0,0 +1,177 @@ +/* + * (C) Copyright 2000 + * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 + */ + +/* Simple U-Boot driver for the PrimeCell PL011 UARTs on the IntegratorCP */ +/* Should be fairly simple to make it work with the PL010 as well */ + +#include <common.h> + +#ifdef CFG_PL010_SERIAL + +#include "serial_pl011.h" + +#define IO_WRITE(addr, val) (*(volatile unsigned int *)(addr) = (val)) +#define IO_READ(addr) (*(volatile unsigned int *)(addr)) + +/* Integrator AP has two UARTs, we use the first one, at 38400-8-N-1 */ +#define NUM_PORTS 2 +#define CONSOLE_PORT CONFIG_CONS_INDEX +#define baudRate CONFIG_BAUDRATE +static volatile unsigned char * const port[NUM_PORTS] = {(void*)(CFG_SERIAL0), + (void*)(CFG_SERIAL1)}; + + +static void pl010_putc(int portnum, char c); +static int pl010_getc(int portnum); +static int pl010_tstc(int portnum); + + +int serial_init (void) +{ + unsigned int temp; + unsigned int divisor; + + /* + ** First, disable everything. + */ + IO_WRITE(port[CONSOLE_PORT] + UART_PL010_CR, 0x0); + + /* + ** Set baud rate + ** + */ + switch (baudRate) { + case 9600: + divisor = UART_PL010_BAUD_9600; + break; + + case 19200: + divisor = UART_PL010_BAUD_9600; + break; + + case 38400: + divisor = UART_PL010_BAUD_38400; + break; + + case 57600: + divisor = UART_PL010_BAUD_57600; + break; + + case 115200: + divisor = UART_PL010_BAUD_115200; + break; + + default: + divisor = UART_PL010_BAUD_38400; + } + + IO_WRITE(port[CONSOLE_PORT] + UART_PL010_LCRM, ((divisor & 0xf00) >> 8)); + IO_WRITE(port[CONSOLE_PORT] + UART_PL010_LCRL, (divisor & 0xff)); + + /* + ** Set the UART to be 8 bits, 1 stop bit, no parity, fifo enabled. + */ + IO_WRITE(port[CONSOLE_PORT] + UART_PL010_LCRH, + (UART_PL010_LCRH_WLEN_8 | UART_PL010_LCRH_FEN)); + + /* + ** Finally, enable the UART + */ + IO_WRITE(port[CONSOLE_PORT] + UART_PL010_CR, (UART_PL010_CR_UARTEN)); + + return (0); +} + +void +serial_putc(const char c) +{ + if (c == '\n') + pl010_putc(CONSOLE_PORT, '\r'); + + pl010_putc(CONSOLE_PORT, c); +} + +void +serial_puts (const char *s) +{ + while (*s) { + serial_putc (*s++); + } +} + +int +serial_getc(void) +{ + return pl010_getc(CONSOLE_PORT); +} + +int +serial_tstc(void) +{ + return pl010_tstc(CONSOLE_PORT); +} + +void +serial_setbrg (void) +{ +} + +static void pl010_putc(int portnum, char c) +{ + /* Wait until there is space in the FIFO */ + while (IO_READ(port[portnum] + UART_PL01x_FR) & UART_PL01x_FR_TXFF); + + /* Send the character */ + IO_WRITE(port[portnum] + UART_PL01x_DR, c); +} + +static int pl010_getc(int portnum) +{ + unsigned int data; + + /* Wait until there is data in the FIFO */ + while (IO_READ(port[portnum] + UART_PL01x_FR) & UART_PL01x_FR_RXFE); + + data = IO_READ(port[portnum] + UART_PL01x_DR); + + /* Check for an error flag */ + if (data & 0xFFFFFF00) + { + /* Clear the error */ + IO_WRITE(port[portnum] + UART_PL01x_ECR, 0xFFFFFFFF); + return -1; + } + + return (int)data; +} + +static int pl010_tstc(int portnum) +{ + return !(IO_READ(port[portnum] + UART_PL01x_FR) & UART_PL01x_FR_RXFE); +} + +#endif diff --git a/drivers/serial_pl011.c b/drivers/serial_pl011.c new file mode 100644 index 0000000..60fcc91 --- /dev/null +++ b/drivers/serial_pl011.c @@ -0,0 +1,175 @@ +/* + * (C) Copyright 2000 + * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 + */ + +/* Simple U-Boot driver for the PrimeCell PL011 UARTs on the IntegratorCP */ +/* Should be fairly simple to make it work with the PL010 as well */ + +#include <common.h> + +#ifdef CFG_PL011_SERIAL + +#include "serial_pl011.h" + +#define IO_WRITE(addr, val) (*(volatile unsigned int *)(addr) = (val)) +#define IO_READ(addr) (*(volatile unsigned int *)(addr)) + +/* + * IntegratorCP has two UARTs, use the first one, at 38400-8-N-1 + * Versatile PB has four UARTs. + */ +#define NUM_PORTS 2 +#define CONSOLE_PORT CONFIG_CONS_INDEX +#define baudRate CONFIG_BAUDRATE +static volatile unsigned char * const port[NUM_PORTS] = {(void*)(CFG_SERIAL0), + (void*)(CFG_SERIAL1)}; + + +static void pl011_putc(int portnum, char c); +static int pl011_getc(int portnum); +static int pl011_tstc(int portnum); + + +int serial_init (void) +{ + unsigned int temp; + unsigned int divider; + unsigned int remainder; + unsigned int fraction; + + /* + ** First, disable everything. + */ + IO_WRITE(port[CONSOLE_PORT] + UART_PL011_CR, 0x0); + + /* + ** Set baud rate + ** + ** IBRD = UART_CLK / (16 * BAUD_RATE) + ** FBRD = ROUND((64 * MOD(UART_CLK,(16 * BAUD_RATE))) / (16 * BAUD_RATE)) + */ +#ifdef CONFIG_VERSATILE + temp = 16 * baudRate; + divider = 24000000 / temp; + remainder = 24000000 % temp; + temp = (8 * remainder) / baudRate; + fraction = (temp >> 1) + (temp & 1); +#endif +#ifdef CONFIG_INTEGRATOR + temp = 16 * baudRate; + divider = 14745600 / temp; + remainder = 14745600 % temp; + temp = (8 * remainder) / baudRate; + fraction = (temp >> 1) + (temp & 1); +#endif + + IO_WRITE(port[CONSOLE_PORT] + UART_PL011_IBRD, divider); + IO_WRITE(port[CONSOLE_PORT] + UART_PL011_FBRD, fraction); + + /* + ** Set the UART to be 8 bits, 1 stop bit, no parity, fifo enabled. + */ + IO_WRITE(port[CONSOLE_PORT] + UART_PL011_LCRH, + (UART_PL011_LCRH_WLEN_8 | UART_PL011_LCRH_FEN)); + + /* + ** Finally, enable the UART + */ + IO_WRITE(port[CONSOLE_PORT] + UART_PL011_CR, + (UART_PL011_CR_UARTEN | UART_PL011_CR_TXE | UART_PL011_CR_RXE)); + + return (0); +} + +void +serial_putc(const char c) +{ + if (c == '\n') + pl011_putc(CONSOLE_PORT, '\r'); + + pl011_putc(CONSOLE_PORT, c); +} + +void +serial_puts (const char *s) +{ + while (*s) { + serial_putc (*s++); + } +} + +int +serial_getc(void) +{ + return pl011_getc(CONSOLE_PORT); +} + +int +serial_tstc(void) +{ + return pl011_tstc(CONSOLE_PORT); +} + +void +serial_setbrg (void) +{ +} + +static void pl011_putc(int portnum, char c) +{ + /* Wait until there is space in the FIFO */ + while (IO_READ(port[portnum] + UART_PL01x_FR) & UART_PL01x_FR_TXFF); + + /* Send the character */ + IO_WRITE(port[portnum] + UART_PL01x_DR, c); +} + +static int pl011_getc(int portnum) +{ + unsigned int data; + + /* Wait until there is data in the FIFO */ + while (IO_READ(port[portnum] + UART_PL01x_FR) & UART_PL01x_FR_RXFE); + + data = IO_READ(port[portnum] + UART_PL01x_DR); + + /* Check for an error flag */ + if (data & 0xFFFFFF00) + { + /* Clear the error */ + IO_WRITE(port[portnum] + UART_PL01x_ECR, 0xFFFFFFFF); + return -1; + } + + return (int)data; +} + +static int pl011_tstc(int portnum) +{ + return !(IO_READ(port[portnum] + UART_PL01x_FR) & UART_PL01x_FR_RXFE); +} + +#endif diff --git a/drivers/serial_pl011.h b/drivers/serial_pl011.h new file mode 100644 index 0000000..2117848 --- /dev/null +++ b/drivers/serial_pl011.h @@ -0,0 +1,137 @@ +/* + * (C) Copyright 2003, 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.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 + */ + +/* + * ARM PrimeCell UART's (PL010 & PL011) + * ------------------------------------ + * + * Definitions common to both PL010 & PL011 + * + */ +#define UART_PL01x_DR 0x00 /* Data read or written from the interface. */ +#define UART_PL01x_RSR 0x04 /* Receive status register (Read). */ +#define UART_PL01x_ECR 0x04 /* Error clear register (Write). */ +#define UART_PL01x_FR 0x18 /* Flag register (Read only). */ + +#define UART_PL01x_RSR_OE 0x08 +#define UART_PL01x_RSR_BE 0x04 +#define UART_PL01x_RSR_PE 0x02 +#define UART_PL01x_RSR_FE 0x01 + +#define UART_PL01x_FR_TXFE 0x80 +#define UART_PL01x_FR_RXFF 0x40 +#define UART_PL01x_FR_TXFF 0x20 +#define UART_PL01x_FR_RXFE 0x10 +#define UART_PL01x_FR_BUSY 0x08 +#define UART_PL01x_FR_TMSK (UART_PL01x_FR_TXFF + UART_PL01x_FR_BUSY) + +/* + * PL010 definitions + * + */ +#define UART_PL010_LCRH 0x08 /* Line control register, high byte. */ +#define UART_PL010_LCRM 0x0C /* Line control register, middle byte. */ +#define UART_PL010_LCRL 0x10 /* Line control register, low byte. */ +#define UART_PL010_CR 0x14 /* Control register. */ +#define UART_PL010_IIR 0x1C /* Interrupt indentification register (Read). */ +#define UART_PL010_ICR 0x1C /* Interrupt clear register (Write). */ +#define UART_PL010_ILPR 0x20 /* IrDA low power counter register. */ + +#define UART_PL010_CR_LPE (1 << 7) +#define UART_PL010_CR_RTIE (1 << 6) +#define UART_PL010_CR_TIE (1 << 5) +#define UART_PL010_CR_RIE (1 << 4) +#define UART_PL010_CR_MSIE (1 << 3) +#define UART_PL010_CR_IIRLP (1 << 2) +#define UART_PL010_CR_SIREN (1 << 1) +#define UART_PL010_CR_UARTEN (1 << 0) + +#define UART_PL010_LCRH_WLEN_8 (3 << 5) +#define UART_PL010_LCRH_WLEN_7 (2 << 5) +#define UART_PL010_LCRH_WLEN_6 (1 << 5) +#define UART_PL010_LCRH_WLEN_5 (0 << 5) +#define UART_PL010_LCRH_FEN (1 << 4) +#define UART_PL010_LCRH_STP2 (1 << 3) +#define UART_PL010_LCRH_EPS (1 << 2) +#define UART_PL010_LCRH_PEN (1 << 1) +#define UART_PL010_LCRH_BRK (1 << 0) + + +#define UART_PL010_BAUD_460800 1 +#define UART_PL010_BAUD_230400 3 +#define UART_PL010_BAUD_115200 7 +#define UART_PL010_BAUD_57600 15 +#define UART_PL010_BAUD_38400 23 +#define UART_PL010_BAUD_19200 47 +#define UART_PL010_BAUD_14400 63 +#define UART_PL010_BAUD_9600 95 +#define UART_PL010_BAUD_4800 191 +#define UART_PL010_BAUD_2400 383 +#define UART_PL010_BAUD_1200 767 +/* + * PL011 definitions + * + */ +#define UART_PL011_IBRD 0x24 +#define UART_PL011_FBRD 0x28 +#define UART_PL011_LCRH 0x2C +#define UART_PL011_CR 0x30 +#define UART_PL011_IMSC 0x38 +#define UART_PL011_PERIPH_ID0 0xFE0 + +#define UART_PL011_LCRH_SPS (1 << 7) +#define UART_PL011_LCRH_WLEN_8 (3 << 5) +#define UART_PL011_LCRH_WLEN_7 (2 << 5) +#define UART_PL011_LCRH_WLEN_6 (1 << 5) +#define UART_PL011_LCRH_WLEN_5 (0 << 5) +#define UART_PL011_LCRH_FEN (1 << 4) +#define UART_PL011_LCRH_STP2 (1 << 3) +#define UART_PL011_LCRH_EPS (1 << 2) +#define UART_PL011_LCRH_PEN (1 << 1) +#define UART_PL011_LCRH_BRK (1 << 0) + +#define UART_PL011_CR_CTSEN (1 << 15) +#define UART_PL011_CR_RTSEN (1 << 14) +#define UART_PL011_CR_OUT2 (1 << 13) +#define UART_PL011_CR_OUT1 (1 << 12) +#define UART_PL011_CR_RTS (1 << 11) +#define UART_PL011_CR_DTR (1 << 10) +#define UART_PL011_CR_RXE (1 << 9) +#define UART_PL011_CR_TXE (1 << 8) +#define UART_PL011_CR_LPE (1 << 7) +#define UART_PL011_CR_IIRLP (1 << 2) +#define UART_PL011_CR_SIREN (1 << 1) +#define UART_PL011_CR_UARTEN (1 << 0) + +#define UART_PL011_IMSC_OEIM (1 << 10) +#define UART_PL011_IMSC_BEIM (1 << 9) +#define UART_PL011_IMSC_PEIM (1 << 8) +#define UART_PL011_IMSC_FEIM (1 << 7) +#define UART_PL011_IMSC_RTIM (1 << 6) +#define UART_PL011_IMSC_TXIM (1 << 5) +#define UART_PL011_IMSC_RXIM (1 << 4) +#define UART_PL011_IMSC_DSRMIM (1 << 3) +#define UART_PL011_IMSC_DCDMIM (1 << 2) +#define UART_PL011_IMSC_CTSMIM (1 << 1) +#define UART_PL011_IMSC_RIMIM (1 << 0) diff --git a/drivers/smc91111.c b/drivers/smc91111.c index 6c3a0b7..486c11c 100644 --- a/drivers/smc91111.c +++ b/drivers/smc91111.c @@ -1313,7 +1313,6 @@ static void smc_phy_configure () #if SMC_DEBUG > 2 static void print_packet( byte * buf, int length ) { -#if 0 int i; int remainder; int lines; @@ -1345,7 +1344,6 @@ static void print_packet( byte * buf, int length ) } printf("\n"); #endif -#endif } #endif @@ -1423,28 +1421,26 @@ int smc_get_ethaddr (bd_t * bd) } memcpy (bd->bi_enetaddr, v_mac, 6); /* update global address to match env (allows env changing) */ smc_set_mac_addr (v_mac); /* use old function to update smc default */ + PRINTK("Using MAC Address %02X:%02X:%02X:%02X:%02X:%02X\n", v_mac[0], v_mac[1], + v_mac[2], v_mac[3], v_mac[4], v_mac[5]); return (0); } int get_rom_mac (char *v_rom_mac) { - int is_rom_present = 0; - #ifdef HARDCODE_MAC /* used for testing or to supress run time warnings */ char hw_mac_addr[] = { 0x02, 0x80, 0xad, 0x20, 0x31, 0xb8 }; memcpy (v_rom_mac, hw_mac_addr, 6); return (1); #else - if (is_rom_present) { - /* if eeprom contents are valid - * extract mac address into hw_mac_addr, 8 or 16 bit accesses - * memcpy (v_rom_mac, hc_mac_addr, 6); - * return(1); - */ + int i; + SMC_SELECT_BANK (1); + for (i=0; i<6; i++) + { + v_rom_mac[i] = SMC_inb (ADDR0_REG + i); } - memset (v_rom_mac, 0, 6); - return (0); + return (1); #endif } #endif /* CONFIG_DRIVER_SMC91111 */ diff --git a/include/configs/integratorap.h b/include/configs/integratorap.h new file mode 100644 index 0000000..e6b5941 --- /dev/null +++ b/include/configs/integratorap.h @@ -0,0 +1,269 @@ +/* + * (C) Copyright 2003 + * Texas Instruments. + * Kshitij Gupta <kshitij@ti.com> + * Configuation settings for the TI OMAP Innovator board. + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.com> + * Configuration for Integrator AP board. + *. + * 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 + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */ +#define CONFIG_INTEGRATOR 1 /* in an Integrator board */ +#define CONFIG_ARCH_CINTEGRATOR 1 /* Specifically, a CP */ + + +#define CFG_MEMTEST_START 0x100000 +#define CFG_MEMTEST_END 0x10000000 +#define CFG_HZ (1000000 / 256) /* Timer 1 is clocked at 1Mhz, with 256 divider */ +#define CFG_TIMERBASE 0x13000100 + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r during start up */ +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) + +/* + * PL010 Configuration + */ +#define CFG_PL010_SERIAL +#define CONFIG_CONS_INDEX 0 +#define CONFIG_BAUDRATE 38400 +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CFG_SERIAL0 0x16000000 +#define CFG_SERIAL1 0x17000000 + +//#define CONFIG_COMMANDS (CFG_CMD_DHCP | CFG_CMD_IMI | CFG_CMD_NET | CFG_CMD_PING | CFG_CMD_BDI | CFG_CMD_PCI) +//#define CONFIG_NET_MULTI +//#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT + +#define CONFIG_COMMANDS (CFG_CMD_IMI | CFG_CMD_BDI | CFG_CMD_MEMORY) + + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 2 +#define CONFIG_BOOTARGS "root=/dev/mtdblock0 mem=32M console=ttyAM0 console=tty" +#define CONFIG_BOOTCOMMAND "" + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "Integrator-AP # " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ +#define CFG_LOAD_ADDR 0x7fc0 /* default load address */ + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ + +#define CFG_FLASH_BASE 0x24000000 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_ENV_IS_NOWHERE +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define PHYS_FLASH_SIZE 0x01000000 /* 16MB */ +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (20*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (20*CFG_HZ) /* Timeout for Flash Write */ +#define CFG_MAX_FLASH_SECT 128 +#define CFG_ENV_SIZE 32768 + +#define PHYS_FLASH_1 (CFG_FLASH_BASE) + +/*----------------------------------------------------------------------- + * PCI definitions + */ + +//#define CONFIG_PCI /* include pci support */ +#undef CONFIG_PCI_PNP +#define CONFIG_PCI_SCAN_SHOW 1 /* show pci devices on startup */ +#define DEBUG + +#define CONFIG_EEPRO100 +#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */ + + +#define INTEGRATOR_BOOT_ROM_BASE 0x20000000 +#define INTEGRATOR_HDR0_SDRAM_BASE 0x80000000 + +// PCI Base area +#define INTEGRATOR_PCI_BASE 0x40000000 +#define INTEGRATOR_PCI_SIZE 0x3FFFFFFF + +// memory map as seen by the CPU on the local bus +#define CPU_PCI_IO_ADRS 0x60000000 // PCI I/O space base +#define CPU_PCI_IO_SIZE 0x10000 + +#define CPU_PCI_CNFG_ADRS 0x61000000 // PCI config space +#define CPU_PCI_CNFG_SIZE 0x1000000 + +#define PCI_MEM_BASE 0x40000000 // 512M to xxx +// unused 256M from A0000000-AFFFFFFF might be used for I2O ??? +#define INTEGRATOR_PCI_IO_BASE 0x60000000 // 16M to xxx +// unused (128-16)M from B1000000-B7FFFFFF +#define PCI_CONFIG_BASE 0x61000000 // 16M to xxx +// unused ((128-16)M - 64K) from XXX + +#define PCI_V3_BASE 0x62000000 + +// V3 PCI bridge controller +#define V3_BASE 0x62000000 // V360EPC registers + +#define PCI_ENET0_IOADDR (CPU_PCI_IO_ADRS) +#define PCI_ENET0_MEMADDR (PCI_MEM_BASE) + + +#define V3_PCI_VENDOR 0x00000000 +#define V3_PCI_DEVICE 0x00000002 +#define V3_PCI_CMD 0x00000004 +#define V3_PCI_STAT 0x00000006 +#define V3_PCI_CC_REV 0x00000008 +#define V3_PCI_HDR_CF 0x0000000C +#define V3_PCI_IO_BASE 0x00000010 +#define V3_PCI_BASE0 0x00000014 +#define V3_PCI_BASE1 0x00000018 +#define V3_PCI_SUB_VENDOR 0x0000002C +#define V3_PCI_SUB_ID 0x0000002E +#define V3_PCI_ROM 0x00000030 +#define V3_PCI_BPARAM 0x0000003C +#define V3_PCI_MAP0 0x00000040 +#define V3_PCI_MAP1 0x00000044 +#define V3_PCI_INT_STAT 0x00000048 +#define V3_PCI_INT_CFG 0x0000004C +#define V3_LB_BASE0 0x00000054 +#define V3_LB_BASE1 0x00000058 +#define V3_LB_MAP0 0x0000005E +#define V3_LB_MAP1 0x00000062 +#define V3_LB_BASE2 0x00000064 +#define V3_LB_MAP2 0x00000066 +#define V3_LB_SIZE 0x00000068 +#define V3_LB_IO_BASE 0x0000006E +#define V3_FIFO_CFG 0x00000070 +#define V3_FIFO_PRIORITY 0x00000072 +#define V3_FIFO_STAT 0x00000074 +#define V3_LB_ISTAT 0x00000076 +#define V3_LB_IMASK 0x00000077 +#define V3_SYSTEM 0x00000078 +#define V3_LB_CFG 0x0000007A +#define V3_PCI_CFG 0x0000007C +#define V3_DMA_PCI_ADR0 0x00000080 +#define V3_DMA_PCI_ADR1 0x00000090 +#define V3_DMA_LOCAL_ADR0 0x00000084 +#define V3_DMA_LOCAL_ADR1 0x00000094 +#define V3_DMA_LENGTH0 0x00000088 +#define V3_DMA_LENGTH1 0x00000098 +#define V3_DMA_CSR0 0x0000008B +#define V3_DMA_CSR1 0x0000009B +#define V3_DMA_CTLB_ADR0 0x0000008C +#define V3_DMA_CTLB_ADR1 0x0000009C +#define V3_DMA_DELAY 0x000000E0 +#define V3_MAIL_DATA 0x000000C0 +#define V3_PCI_MAIL_IEWR 0x000000D0 +#define V3_PCI_MAIL_IERD 0x000000D2 +#define V3_LB_MAIL_IEWR 0x000000D4 +#define V3_LB_MAIL_IERD 0x000000D6 +#define V3_MAIL_WR_STAT 0x000000D8 +#define V3_MAIL_RD_STAT 0x000000DA +#define V3_QBA_MAP 0x000000DC + +// SYSTEM register bits +#define V3_SYSTEM_M_RST_OUT (1 << 15) +#define V3_SYSTEM_M_LOCK (1 << 14) + +// PCI_CFG bits +#define V3_PCI_CFG_M_RETRY_EN (1 << 10) +#define V3_PCI_CFG_M_AD_LOW1 (1 << 9) +#define V3_PCI_CFG_M_AD_LOW0 (1 << 8) + +// PCI MAP register bits (PCI -> Local bus) +#define V3_PCI_MAP_M_MAP_ADR 0xFFF00000 +#define V3_PCI_MAP_M_RD_POST_INH (1 << 15) +#define V3_PCI_MAP_M_ROM_SIZE (1 << 11 | 1 << 10) +#define V3_PCI_MAP_M_SWAP (1 << 9 | 1 << 8) +#define V3_PCI_MAP_M_ADR_SIZE 0x000000F0 +#define V3_PCI_MAP_M_REG_EN (1 << 1) +#define V3_PCI_MAP_M_ENABLE (1 << 0) + +// 9 => 512M window size +#define V3_PCI_MAP_M_ADR_SIZE_512M 0x00000090 + +// A => 1024M window size +#define V3_PCI_MAP_M_ADR_SIZE_1024M 0x000000A0 + +// LB_BASE register bits (Local bus -> PCI) +#define V3_LB_BASE_M_MAP_ADR 0xFFF00000 +#define V3_LB_BASE_M_SWAP (1 << 8 | 1 << 9) +#define V3_LB_BASE_M_ADR_SIZE 0x000000F0 +#define V3_LB_BASE_M_PREFETCH (1 << 3) +#define V3_LB_BASE_M_ENABLE (1 << 0) + +// PCI COMMAND REGISTER bits +#define V3_COMMAND_M_FBB_EN (1 << 9) +#define V3_COMMAND_M_SERR_EN (1 << 8) +#define V3_COMMAND_M_PAR_EN (1 << 6) +#define V3_COMMAND_M_MASTER_EN (1 << 2) +#define V3_COMMAND_M_MEM_EN (1 << 1) +#define V3_COMMAND_M_IO_EN (1 << 0) + +#define INTEGRATOR_SC_BASE 0x11000000 +#define INTEGRATOR_SC_PCIENABLE_OFFSET 0x18 +#define INTEGRATOR_SC_PCIENABLE \ + (INTEGRATOR_SC_BASE + INTEGRATOR_SC_PCIENABLE_OFFSET) + + +#endif /* __CONFIG_H */ diff --git a/include/configs/integratorcp.h b/include/configs/integratorcp.h new file mode 100644 index 0000000..3fcb8af --- /dev/null +++ b/include/configs/integratorcp.h @@ -0,0 +1,131 @@ +/* + * (C) Copyright 2003 + * Texas Instruments. + * Kshitij Gupta <kshitij@ti.com> + * Configuation settings for the TI OMAP Innovator board. + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.com> + * Configuration for Compact Integrator board. + * + * 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 + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */ +#define CONFIG_INTEGRATOR 1 /* in an Integrator board */ +#define CONFIG_ARCH_CINTEGRATOR 1 /* Specifically, a CP */ + + +#define CFG_MEMTEST_START 0x100000 +#define CFG_MEMTEST_END 0x10000000 +#define CFG_HZ (1000000 / 256) /* Timer 1 is clocked at 1Mhz, with 256 divider */ +#define CFG_TIMERBASE 0x13000100 + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r during start up */ +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) + +/* + * Hardware drivers + */ +#define CONFIG_DRIVER_SMC91111 +#define CONFIG_SMC_USE_32_BIT +#define CONFIG_SMC91111_BASE 0xC8000000 +#undef CONFIG_SMC91111_EXT_PHY + +/* + * NS16550 Configuration + */ +#define CFG_PL011_SERIAL +#define CONFIG_CONS_INDEX 0 +#define CONFIG_BAUDRATE 38400 +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CFG_SERIAL0 0x16000000 +#define CFG_SERIAL1 0x17000000 + +#define CONFIG_COMMANDS (CFG_CMD_DHCP | CFG_CMD_IMI | CFG_CMD_NET | CFG_CMD_PING | CFG_CMD_BDI | CFG_CMD_MEMORY) +#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 2 +#define CONFIG_BOOTARGS "root=/dev/nfs mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0" +#define CONFIG_BOOTCOMMAND "bootp ; bootm" + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "Integrator-CP # " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ +#define CFG_LOAD_ADDR 0x7fc0 /* default load address */ + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ + +#define CFG_FLASH_BASE 0x24000000 +#define PHYS_FLASH_1 (CFG_FLASH_BASE) + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_ENV_IS_NOWHERE +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define PHYS_FLASH_SIZE 0x01000000 /* 16MB */ +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (20*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (20*CFG_HZ) /* Timeout for Flash Write */ +#define CFG_MAX_FLASH_SECT 128 +#define CFG_ENV_SIZE 32768 + +#endif /* __CONFIG_H */ diff --git a/include/configs/versatile.h b/include/configs/versatile.h new file mode 100644 index 0000000..58ed25b --- /dev/null +++ b/include/configs/versatile.h @@ -0,0 +1,165 @@ +/* + * (C) Copyright 2003 + * Texas Instruments. + * Kshitij Gupta <kshitij@ti.com> + * Configuation settings for the TI OMAP Innovator board. + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.com> + * Configuration for Versatile PB. + * + * 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 + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */ +#define CONFIG_VERSATILE 1 /* in Versatile Platform Board */ +#define CONFIG_ARCH_VERSATILE 1 /* Specifically, a Versatile */ + + +#define CFG_MEMTEST_START 0x100000 +#define CFG_MEMTEST_END 0x10000000 +#define CFG_HZ (1000000 / 256) +#define CFG_TIMERBASE 0x101E2000 /* Timer 0 and 1 base */ + +#define CFG_TIMER_INTERVAL 10000 +#define CFG_TIMER_RELOAD (CFG_TIMER_INTERVAL >> 4) /* Divide by 16 */ +#define CFG_TIMER_CTRL 0x84 /* Enable, Clock / 16 */ + +/* + * control registers + */ +#define VERSATILE_SCTL_BASE 0x101E0000 /* System controller */ + +/* + * System controller bit assignment + */ +#define VERSATILE_REFCLK 0 +#define VERSATILE_TIMCLK 1 + +#define VERSATILE_TIMER1_EnSel 15 +#define VERSATILE_TIMER2_EnSel 17 +#define VERSATILE_TIMER3_EnSel 19 +#define VERSATILE_TIMER4_EnSel 21 + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r during start up */ +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) + +/* + * Hardware drivers + */ + +#define CONFIG_DRIVER_SMC91111 +#define CONFIG_SMC_USE_32_BIT +#define CONFIG_SMC91111_BASE 0x10010000 +#undef CONFIG_SMC91111_EXT_PHY + +/* + * NS16550 Configuration + */ +#define CFG_PL011_SERIAL +#define CONFIG_CONS_INDEX 0 +#define CONFIG_BAUDRATE 38400 +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CFG_SERIAL0 0x101F1000 +#define CFG_SERIAL1 0x101F2000 + +#define CONFIG_COMMANDS (CFG_CMD_DHCP | CFG_CMD_IMI | CFG_CMD_NET | CFG_CMD_PING | CFG_CMD_BDI | CFG_CMD_MEMORY) + +//#define CONFIG_COMMANDS (CFG_CMD_IMI | CFG_CMD_BDI | CFG_CMD_MEMORY) + +#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 2 +#define CONFIG_BOOTARGS "root=/dev/nfs mem=128M ip=dhcp netdev=27,0,0xfc800000,0xfc800010,eth0" +//#define CONFIG_BOOTCOMMAND "bootp ; bootm" + +/* + * Static configuration when assigning fixed address + */ +//#define CONFIG_NETMASK 255.255.255.0 /* talk on MY local net */ +//#define CONFIG_IPADDR xx.xx.xx.xx /* static IP I currently own */ +//#define CONFIG_SERVERIP xx.xx.xx.xx /* current IP of my dev pc */ +#define CONFIG_BOOTFILE "/tftpboot/uImage" /* file to load */ + + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "Versatile # " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ +#define CFG_LOAD_ADDR 0x7fc0 /* default load address */ + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ + +#define CFG_FLASH_BASE 0x34000000 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_ENV_IS_NOWHERE +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define PHYS_FLASH_SIZE 0x34000000 /* 64MB */ +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (20*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (20*CFG_HZ) /* Timeout for Flash Write */ +#define CFG_MAX_FLASH_SECT 128 +#define CFG_ENV_SIZE 32768 + +#define PHYS_FLASH_1 (CFG_FLASH_BASE) + +#endif /* __CONFIG_H */ diff --git a/net/bootp.c b/net/bootp.c index b760b88..9eae34f 100644 --- a/net/bootp.c +++ b/net/bootp.c @@ -117,10 +117,15 @@ static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len) */ static void BootpCopyNetParams(Bootp_t *bp) { + IPaddr_t tmp_ip; + NetCopyIP(&NetOurIP, &bp->bp_yiaddr); - NetCopyIP(&NetServerIP, &bp->bp_siaddr); + NetCopyIP(&tmp_ip, &bp->bp_siaddr); + if (tmp_ip != 0) + NetCopyIP(&NetServerIP, &bp->bp_siaddr); memcpy (NetServerEther, ((Ethernet_t *)NetRxPkt)->et_src, 6); - copy_filename (BootFile, bp->bp_file, sizeof(BootFile)); + if (strlen(bp->bp_file) > 0) + copy_filename (BootFile, bp->bp_file, sizeof(BootFile)); debug ("Bootfile: %s\n", BootFile); @@ -323,7 +323,7 @@ restart: * IP addr assigned to us by the BOOTP / RARP server */ NetOurIP = 0; - NetServerIP = 0; + NetServerIP = getenv_IPaddr ("serverip"); break; default: break; @@ -354,7 +354,7 @@ restart: case DHCP: /* Start with a clean slate... */ NetOurIP = 0; - NetServerIP = 0; + NetServerIP = getenv_IPaddr ("serverip"); DhcpRequest(); /* Basically same as BOOTP */ break; #endif /* CFG_CMD_DHCP */ @@ -832,7 +832,8 @@ NetReceive(volatile uchar * pkt, int len) printf("invalid RARP header\n"); } else { NetCopyIP(&NetOurIP, &arp->ar_data[16]); - NetCopyIP(&NetServerIP, &arp->ar_data[ 6]); + if (NetServerIP == 0) + NetCopyIP(&NetServerIP, &arp->ar_data[ 6]); memcpy (NetServerEther, &arp->ar_data[ 0], 6); (*packetHandler)(0,0,0,0); diff --git a/rtc/ds1307.c b/rtc/ds1307.c index 4b6d8ac..3b26a0a 100644 --- a/rtc/ds1307.c +++ b/rtc/ds1307.c @@ -52,7 +52,7 @@ # define CFG_I2C_RTC_ADDR 0x68 #endif -#if CFG_I2C_SPEED > 100000 +#if defined(CONFIG_RTC_DS1307) && (CFG_I2C_SPEED > 100000) # error The DS1307 is specified only up to 100kHz! #endif |