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提交 a17824c7 编写于 作者: W Wolfgang Denk
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Merge with /home/wd/git/u-boot/custodian/u-boot-blackfin

上级 2a8dfe08 b2777c08
展开全部 隐藏空白更改
内联 并排
Showing with 24208 addition and 2951 deletion
MAKEALL
浏览文件 @ a17824c7
......@@ -312,6 +312,14 @@ LIST_coldfire=" \
LIST_avr32="atstk1002"
#########################################################################
## Blackfin Systems
#########################################################################
LIST_blackfin=" \
bf533-ezkit bf533-stamp bf537-stamp bf561-ezkit \
"
#-----------------------------------------------------------------------
#----- for now, just run PPC by default -----
......@@ -345,6 +353,7 @@ do
nios|nios2| \
x86|I486| \
coldfire| \
blackfin| \
avr32)
for target in `eval echo '$LIST_'${arg}`
do
......
Makefile
浏览文件 @ a17824c7
......@@ -146,7 +146,7 @@ ifeq ($(ARCH),microblaze)
CROSS_COMPILE = mb-
endif
ifeq ($(ARCH),blackfin)
CROSS_COMPILE = bfin-elf-
CROSS_COMPILE = bfin-uclinux-
endif
ifeq ($(ARCH),avr32)
CROSS_COMPILE = avr32-
......@@ -178,7 +178,15 @@ OBJS += cpu/$(CPU)/resetvec.o
endif
ifeq ($(CPU),bf533)
OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/cplbhdlr.o cpu/$(CPU)/cplbmgr.o cpu/$(CPU)/flush.o
OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o
endif
ifeq ($(CPU),bf537)
OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o
endif
ifeq ($(CPU),bf561)
OBJS += cpu/$(CPU)/start1.o cpu/$(CPU)/interrupt.o cpu/$(CPU)/cache.o
OBJS += cpu/$(CPU)/flush.o cpu/$(CPU)/init_sdram.o
endif
OBJS := $(addprefix $(obj),$(OBJS))
......@@ -2353,14 +2361,17 @@ suzaku_config: unconfig
#########################################################################
## Blackfin
#########################################################################
ezkit533_config : unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 ezkit533
bf533-ezkit_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 bf533-ezkit
bf533-stamp_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 bf533-stamp
stamp_config : unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 stamp
bf537-stamp_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf537 bf537-stamp
dspstamp_config : unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf533 dsp_stamp
bf561-ezkit_config: unconfig
@$(MKCONFIG) $(@:_config=) blackfin bf561 bf561-ezkit
#========================================================================
# AVR32
......@@ -2397,6 +2408,8 @@ clean:
rm -f $(obj)board/netstar/*.srec $(obj)board/netstar/*.bin
rm -f $(obj)board/trab/trab_fkt $(obj)board/voiceblue/eeprom
rm -f $(obj)board/integratorap/u-boot.lds $(obj)board/integratorcp/u-boot.lds
rm -f $(obj)board/bf533-ezkit/u-boot.lds $(obj)board/bf533-stamp/u-boot.lds
rm -f $(obj)board/bf537-stamp/u-boot.lds $(obj)board/bf561-ezkit/u-boot.lds
rm -f $(obj)include/bmp_logo.h
rm -f $(obj)nand_spl/u-boot-spl $(obj)nand_spl/u-boot-spl.map
......
blackfin_config.mk
浏览文件 @ a17824c7
......@@ -21,4 +21,4 @@
# MA 02111-1307 USA
#
PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN -D__blackfin__
PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN
board/stamp/Makefile → board/bf533-ezkit/Makefile
浏览文件 @ a17824c7
#
# U-boot - Makefile
#
# Copyright (c) 2005 blackfin.uclinux.org
# Copyright (c) 2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
......@@ -25,41 +25,28 @@
# MA 02111-1307 USA
#
#
# (C) Copyright 2001-2006
# 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 = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o stamp.o
COBJS := $(BOARD).o flash.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
......
board/ezkit533/ezkit533.c → board/bf533-ezkit/bf533-ezkit.c
浏览文件 @ a17824c7
......@@ -30,24 +30,28 @@
#include "psd4256.h"
#endif
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
#if (BFIN_CPU == ADSP_BF531)
printf("CPU: ADSP BF531 Rev.: 0.%d\n", *pCHIPID >> 28);
#elif (BFIN_CPU == ADSP_BF532)
printf("CPU: ADSP BF532 Rev.: 0.%d\n", *pCHIPID >> 28);
#else
printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
#endif
printf("Board: ADI BF533 EZ-Kit Lite board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
printf(" Richard Klingler <richard@uclinux.net>\n");
return 0;
}
long int initdram(int board_type)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
int brate;
char *tmp = getenv("baudrate");
brate = simple_strtoul(tmp, NULL, 16);
printf("Serial Port initialized with Baud rate = %x\n",brate);
printf("Serial Port initialized with Baud rate = %x\n", brate);
printf("SDRAM attributes:\n");
printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
"tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
......@@ -64,9 +68,13 @@ long int initdram(int board_type)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
/* Set direction bits for Video en/decoder reset as output */
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DIR) = PSDA_VDEC_RST | PSDA_VENC_RST;
/* Deactivate Video en/decoder reset lines */
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DOUT) = PSDA_VDEC_RST | PSDA_VENC_RST;
/* Set direction bits for Video en/decoder reset as output */
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DIR) =
PSDA_VDEC_RST | PSDA_VENC_RST;
/* Deactivate Video en/decoder reset lines */
*(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DOUT) =
PSDA_VDEC_RST | PSDA_VENC_RST;
return 0;
}
#endif
board/ezkit533/config.mk → board/bf533-ezkit/config.mk
浏览文件 @ a17824c7
......@@ -20,6 +20,6 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x01FC0000
PLATFORM_CPPFLAGS += -I$(TOPDIR)
board/ezkit533/flash-defines.h → board/bf533-ezkit/flash-defines.h
浏览文件 @ a17824c7
......@@ -52,17 +52,13 @@
#define CFG_FLASH0_BASE 0x20000000
#define RESET_VAL 0xF0
asm("#define FLASH_START_L 0x0000");
asm("#define FLASH_START_H 0x2000");
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
int get_codes(void);
int poll_toggle_bit(long lOffset);
void reset_flash(void);
int erase_flash(void);
int erase_block_flash(int,unsigned long);
int erase_block_flash(int, unsigned long);
void unlock_flash(long lOffset);
int write_data(long lStart, long lCount, long lStride, int *pnData);
int FillData(long lStart, long lCount, long lStride, int *pnData);
......
board/ezkit533/flash.c → board/bf533-ezkit/flash.c
浏览文件 @ a17824c7
......@@ -26,6 +26,7 @@
* MA 02111-1307 USA
*/
#include <asm/io.h>
#include "flash-defines.h"
void flash_reset(void)
......@@ -33,14 +34,13 @@ void flash_reset(void)
reset_flash();
}
unsigned long flash_get_size(ulong baseaddr, flash_info_t * info,
int bank_flag)
unsigned long flash_get_size(ulong baseaddr, flash_info_t * info, int bank_flag)
{
int id = 0, i = 0;
static int FlagDev = 1;
id = get_codes();
if(FlagDev) {
if (FlagDev) {
#ifdef DEBUG
printf("Device ID of the Flash is %x\n", id);
#endif
......@@ -100,10 +100,11 @@ unsigned long flash_init(void)
if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b0 == 0) {
printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b0, size_b0 >> 20);
size_b0, size_b0 >> 20);
}
(void)flash_protect(FLAG_PROTECT_SET,CFG_FLASH0_BASE,(flash_info[0].start[2] - 1),&flash_info[0]);
(void)flash_protect(FLAG_PROTECT_SET, CFG_FLASH0_BASE,
(flash_info[0].start[2] - 1), &flash_info[0]);
return (size_b0 + size_b1 + size_b2);
}
......@@ -122,15 +123,14 @@ void flash_print_info(flash_info_t * info)
printf("ST Microelectronics ");
break;
default:
printf("Unknown Vendor ");
printf("Unknown Vendor: (0x%08X) ", info->flash_id);
break;
}
for (i = 0; i < info->sector_count; ++i) {
if ((i % 5) == 0)
printf("\n ");
printf(" %08lX%s",
info->start[i],
info->protect[i] ? " (RO)" : " ");
info->start[i], info->protect[i] ? " (RO)" : " ");
}
printf("\n");
return;
......@@ -138,8 +138,8 @@ void flash_print_info(flash_info_t * info)
int flash_erase(flash_info_t * info, int s_first, int s_last)
{
int cnt = 0,i;
int prot,sect;
int cnt = 0, i;
int prot, sect;
prot = 0;
for (sect = s_first; sect <= s_last; ++sect) {
......@@ -148,15 +148,16 @@ int flash_erase(flash_info_t * info, int s_first, int s_last)
}
if (prot)
printf ("- Warning: %d protected sectors will not be erased!\n", prot);
printf("- Warning: %d protected sectors will not be erased!\n",
prot);
else
printf ("\n");
printf("\n");
cnt = s_last - s_first + 1;
if (cnt == FLASH_TOT_SECT) {
printf("Erasing flash, Please Wait \n");
if(erase_flash() < 0) {
if (erase_flash() < 0) {
printf("Erasing flash failed \n");
return FLASH_FAIL;
}
......@@ -164,7 +165,7 @@ int flash_erase(flash_info_t * info, int s_first, int s_last)
printf("Erasing Flash locations, Please Wait\n");
for (i = s_first; i <= s_last; i++) {
if (info->protect[i] == 0) { /* not protected */
if(erase_block_flash(i, info->start[i]) < 0) {
if (erase_block_flash(i, info->start[i]) < 0) {
printf("Error Sector erasing \n");
return FLASH_FAIL;
}
......@@ -178,13 +179,12 @@ int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
int ret;
ret = write_data(addr, cnt, 1, (int *) src);
if(ret == FLASH_FAIL)
ret = write_data(addr, cnt, 1, (int *)src);
if (ret == FLASH_FAIL)
return ERR_NOT_ERASED;
return FLASH_SUCCESS;
}
int write_data(long lStart, long lCount, long lStride, int *pnData)
{
long i = 0;
......@@ -198,20 +198,23 @@ int write_data(long lStart, long lCount, long lStride, int *pnData)
for (i = 0; (i < lCount / 4) && (i < BUFFER_SIZE); i++) {
for (iShift = 0, j = 0; (j < iNumWords);
j++, ulOffset += (lStride * 2)) {
j++, ulOffset += (lStride * 2)) {
if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND)) {
printf("Invalid locations, Try writing to another location \n");
&& (ulOffset < INVALIDLOCNEND)) {
printf
("Invalid locations, Try writing to another location \n");
return FLASH_FAIL;
}
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset,&d);
if(d != 0xffff) {
printf("Flash not erased at offset 0x%x Please erase to reprogram \n",ulOffset);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
if(write_flash(ulOffset, (pnData[i] >> iShift)) < 0) {
if (write_flash(ulOffset, (pnData[i] >> iShift)) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
......@@ -220,17 +223,18 @@ int write_data(long lStart, long lCount, long lStride, int *pnData)
}
if (nLeftover > 0) {
if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset,&d);
if(d != 0xffff) {
printf("Flash already programmed. Please erase to reprogram \n");
printf("uloffset = 0x%x \t d = 0x%x\n",ulOffset,d);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash already programmed. Please erase to reprogram \n");
printf("uloffset = 0x%x \t d = 0x%x\n", ulOffset, d);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
if(write_flash(ulOffset, pnData[i]) < 0) {
if (write_flash(ulOffset, pnData[i]) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
......@@ -252,8 +256,8 @@ int read_data(long ulStart, long lCount, long lStride, int *pnData)
for (i = 0; (i < lCount / 4) && (i < BUFFER_SIZE); i++) {
for (iShift = 0, j = 0; j < iNumWords; j += 2) {
if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &nLow);
......@@ -265,8 +269,8 @@ int read_data(long ulStart, long lCount, long lStride, int *pnData)
}
if (nLeftover > 0) {
if ((ulOffset >= INVALIDLOCNSTART)
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
&& (ulOffset < INVALIDLOCNEND))
return FLASH_FAIL;
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &pnData[i]);
......@@ -279,10 +283,10 @@ int write_flash(long nOffset, int nValue)
long addr;
addr = (CFG_FLASH_BASE + nOffset);
asm("ssync;");
*(unsigned volatile short *) addr = nValue;
asm("ssync;");
if(poll_toggle_bit(nOffset) < 0)
sync();
*(unsigned volatile short *)addr = nValue;
sync();
if (poll_toggle_bit(nOffset) < 0)
return FLASH_FAIL;
return FLASH_SUCCESS;
}
......@@ -294,29 +298,30 @@ int read_flash(long nOffset, int *pnValue)
if (nOffset != 0x2)
reset_flash();
asm("ssync;");
nValue = *(volatile unsigned short *) addr;
asm("ssync;");
sync();
nValue = *(volatile unsigned short *)addr;
sync();
*pnValue = nValue;
return TRUE;
}
int poll_toggle_bit(long lOffset)
{
unsigned int u1,u2;
unsigned int u1, u2;
unsigned long timeout = 0xFFFFFFFF;
volatile unsigned long *FB = (volatile unsigned long *)(0x20000000 + lOffset);
while(1) {
if(timeout < 0)
volatile unsigned long *FB =
(volatile unsigned long *)(0x20000000 + lOffset);
while (1) {
if (timeout < 0)
break;
u1 = *(volatile unsigned short *)FB;
u2 = *(volatile unsigned short *)FB;
if((u1 & 0x0040) == (u2 & 0x0040))
if ((u1 & 0x0040) == (u2 & 0x0040))
return FLASH_SUCCESS;
if((u2 & 0x0020) == 0x0000)
if ((u2 & 0x0020) == 0x0000)
continue;
u1 = *(volatile unsigned short *)FB;
if((u2 & 0x0040) == (u1 & 0x0040))
if ((u2 & 0x0040) == (u1 & 0x0040))
return FLASH_SUCCESS;
else {
reset_flash();
......@@ -325,7 +330,8 @@ int poll_toggle_bit(long lOffset)
timeout--;
}
printf("Time out occured \n");
if(timeout <0) return FLASH_FAIL;
if (timeout < 0)
return FLASH_FAIL;
}
void reset_flash(void)
......@@ -344,7 +350,7 @@ int erase_flash(void)
write_flash(WRITESEQ5, WRITEDATA5);
write_flash(WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(0x0000) < 0)
if (poll_toggle_bit(0x0000) < 0)
return FLASH_FAIL;
write_flash(SecFlashAOff + WRITESEQ1, WRITEDATA1);
......@@ -354,7 +360,7 @@ int erase_flash(void)
write_flash(SecFlashAOff + WRITESEQ5, WRITEDATA5);
write_flash(SecFlashAOff + WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(SecFlashASec1Off) < 0)
if (poll_toggle_bit(SecFlashASec1Off) < 0)
return FLASH_FAIL;
write_flash(PriFlashBOff + WRITESEQ1, WRITEDATA1);
......@@ -364,7 +370,7 @@ int erase_flash(void)
write_flash(PriFlashBOff + WRITESEQ5, WRITEDATA5);
write_flash(PriFlashBOff + WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(PriFlashBOff) <0)
if (poll_toggle_bit(PriFlashBOff) < 0)
return FLASH_FAIL;
write_flash(SecFlashBOff + WRITESEQ1, WRITEDATA1);
......@@ -374,7 +380,7 @@ int erase_flash(void)
write_flash(SecFlashBOff + WRITESEQ5, WRITEDATA5);
write_flash(SecFlashBOff + WRITESEQ6, WRITEDATA6);
if(poll_toggle_bit(SecFlashBOff) < 0)
if (poll_toggle_bit(SecFlashBOff) < 0)
return FLASH_FAIL;
return FLASH_SUCCESS;
......@@ -397,7 +403,7 @@ int erase_block_flash(int nBlock, unsigned long address)
write_flash(ulSectorOff, BlockEraseVal);
if(poll_toggle_bit(ulSectorOff) < 0)
if (poll_toggle_bit(ulSectorOff) < 0)
return FLASH_FAIL;
return FLASH_SUCCESS;
......@@ -435,34 +441,34 @@ void get_sector_number(long ulOffset, int *pnSector)
if (ulOffset >= SecFlashAOff) {
if ((ulOffset < SecFlashASec1Off)
&& (ulOffset < SecFlashASec2Off)) {
nSector = SECT32;
&& (ulOffset < SecFlashASec2Off)) {
nSector = SECT32;
} else if ((ulOffset >= SecFlashASec2Off)
&& (ulOffset < SecFlashASec3Off)) {
nSector = SECT33;
&& (ulOffset < SecFlashASec3Off)) {
nSector = SECT33;
} else if ((ulOffset >= SecFlashASec3Off)
&& (ulOffset < SecFlashASec4Off)) {
nSector = SECT34;
&& (ulOffset < SecFlashASec4Off)) {
nSector = SECT34;
} else if ((ulOffset >= SecFlashASec4Off)
&& (ulOffset < SecFlashAEndOff)) {
nSector = SECT35;
&& (ulOffset < SecFlashAEndOff)) {
nSector = SECT35;
}
} else if (ulOffset >= SecFlashBOff) {
if ((ulOffset < SecFlashBSec1Off)
&& (ulOffset < SecFlashBSec2Off)) {
nSector = SECT36;
&& (ulOffset < SecFlashBSec2Off)) {
nSector = SECT36;
}
if ((ulOffset < SecFlashBSec2Off)
&& (ulOffset < SecFlashBSec3Off)) {
nSector = SECT37;
&& (ulOffset < SecFlashBSec3Off)) {
nSector = SECT37;
}
if ((ulOffset < SecFlashBSec3Off)
&& (ulOffset < SecFlashBSec4Off)) {
nSector = SECT38;
&& (ulOffset < SecFlashBSec4Off)) {
nSector = SECT38;
}
if ((ulOffset < SecFlashBSec4Off)
&& (ulOffset < SecFlashBEndOff)) {
nSector = SECT39;
&& (ulOffset < SecFlashBEndOff)) {
nSector = SECT39;
}
} else if ((ulOffset >= PriFlashAOff) && (ulOffset < SecFlashAOff)) {
nSector = ulOffset & 0xffff0000;
......
board/ezkit533/psd4256.h → board/bf533-ezkit/psd4256.h
浏览文件 @ a17824c7
......@@ -49,19 +49,19 @@
* Flash A Port A Bit definitions
*/
#define PSDA_PPICLK1 0x20 /* PPI Clock select bit 1 */
#define PSDA_PPICLK0 0x10 /* PPI Clock select bit 0 */
#define PSDA_VDEC_RST 0x08 /* Video decoder reset, 0 = RESET */
#define PSDA_VENC_RST 0x04 /* Video encoder reset, 0 = RESET */
#define PSDA_CODEC_RST 0x01 /* Codec reset, 0 = RESET */
#define PSDA_PPICLK1 0x20 /* PPI Clock select bit 1 */
#define PSDA_PPICLK0 0x10 /* PPI Clock select bit 0 */
#define PSDA_VDEC_RST 0x08 /* Video decoder reset, 0 = RESET */
#define PSDA_VENC_RST 0x04 /* Video encoder reset, 0 = RESET */
#define PSDA_CODEC_RST 0x01 /* Codec reset, 0 = RESET */
/*
* Flash A Port B Bit definitions
*/
#define PSDA_LED9 0x20 /* LED 9, 1 = LED ON */
#define PSDA_LED8 0x10 /* LED 8, 1 = LED ON */
#define PSDA_LED7 0x08 /* LED 7, 1 = LED ON */
#define PSDA_LED6 0x04 /* LED 6, 1 = LED ON */
#define PSDA_LED5 0x02 /* LED 5, 1 = LED ON */
#define PSDA_LED4 0x01 /* LED 4, 1 = LED ON */
#define PSDA_LED9 0x20 /* LED 9, 1 = LED ON */
#define PSDA_LED8 0x10 /* LED 8, 1 = LED ON */
#define PSDA_LED7 0x08 /* LED 7, 1 = LED ON */
#define PSDA_LED6 0x04 /* LED 6, 1 = LED ON */
#define PSDA_LED5 0x02 /* LED 5, 1 = LED ON */
#define PSDA_LED4 0x01 /* LED 4, 1 = LED ON */
board/ezkit533/u-boot.lds → board/bf533-ezkit/u-boot.lds.S
浏览文件 @ a17824c7
/*
* U-boot - u-boot.lds
* U-boot - u-boot.lds.S
*
* Copyright (c) 2005 blackfin.uclinux.org
* Copyright (c) 2005-2007 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
......@@ -25,6 +25,8 @@
* MA 02111-1307 USA
*/
#include <config.h>
OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf?
......@@ -55,6 +57,7 @@ SECTIONS
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text :
{
/* WARNING - the following is hand-optimized to fit within */
......@@ -68,10 +71,11 @@ SECTIONS
cpu/bf533/interrupt.o (.text)
cpu/bf533/serial.o (.text)
common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text)
/* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
board/ezkit533/ezkit533.o (.text)
board/bf533-ezkit/bf533-ezkit.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text)
......@@ -119,9 +123,9 @@ SECTIONS
_edata = .;
PROVIDE (edata = .);
__u_boot_cmd_start = .;
___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
___u_boot_cmd_end = .;
__start___ex_table = .;
......
board/bf533-stamp/Makefile 0 → 100644
浏览文件 @ a17824c7
#
# U-boot - Makefile
#
# Copyright (c) 2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# 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 = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o spi.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
board/stamp/stamp.c → board/bf533-stamp/bf533-stamp.c
浏览文件 @ a17824c7
......@@ -27,9 +27,8 @@
#include <common.h>
#include <asm/mem_init.h>
#include "stamp.h"
DECLARE_GLOBAL_DATA_PTR;
#include <asm/io.h>
#include "bf533-stamp.h"
#define STATUS_LED_OFF 0
#define STATUS_LED_ON 1
......@@ -40,42 +39,45 @@ DECLARE_GLOBAL_DATA_PTR;
# define SHOW_BOOT_PROGRESS(arg)
#endif
int checkboard (void)
int checkboard(void)
{
printf ("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
printf ("Board: ADI BF533 Stamp board\n");
printf (" Support: http://blackfin.uclinux.org/\n");
printf (" Richard Klingler <richard@uclinux.net>\n");
#if (BFIN_CPU == ADSP_BF531)
printf("CPU: ADSP BF531 Rev.: 0.%d\n", *pCHIPID >> 28);
#elif (BFIN_CPU == ADSP_BF532)
printf("CPU: ADSP BF532 Rev.: 0.%d\n", *pCHIPID >> 28);
#else
printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
#endif
printf("Board: ADI BF533 Stamp board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0;
}
long int initdram (int board_type)
long int initdram(int board_type)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
printf ("SDRAM attributes:\n");
printf (" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; "
"CAS Latency:%d cycles\n",
(SDRAM_tRCD >> 15),
(SDRAM_tRP >> 11),
(SDRAM_tRAS >> 6),
(SDRAM_tWR >> 19),
(SDRAM_CL >> 2));
printf ("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf ("Bank size = %d MB\n", 128);
printf("SDRAM attributes:\n");
printf
(" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; "
"CAS Latency:%d cycles\n", (SDRAM_tRCD >> 15), (SDRAM_tRP >> 11),
(SDRAM_tRAS >> 6), (SDRAM_tWR >> 19), (SDRAM_CL >> 2));
printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf("Bank size = %d MB\n", 128);
#endif
gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return (gd->bd->bi_memsize);
}
void swap_to (int device_id)
void swap_to(int device_id)
{
if (device_id == ETHERNET) {
*pFIO_DIR = PF0;
asm ("ssync;");
sync();
*pFIO_FLAG_S = PF0;
asm ("ssync;");
sync();
} else if (device_id == FLASH) {
*pFIO_DIR = (PF4 | PF3 | PF2 | PF1 | PF0);
*pFIO_FLAG_S = (PF4 | PF3 | PF2);
......@@ -85,9 +87,9 @@ void swap_to (int device_id)
*pFIO_EDGE = (PF8 | PF7 | PF6 | PF5);
*pFIO_INEN = (PF8 | PF7 | PF6 | PF5);
*pFIO_FLAG_D = (PF4 | PF3 | PF2);
asm ("ssync;");
sync();
} else {
printf ("Unknown bank to switch\n");
printf("Unknown bank to switch\n");
}
return;
......@@ -95,7 +97,7 @@ void swap_to (int device_id)
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r (void)
int misc_init_r(void)
{
int i;
int cf_stat = 0;
......@@ -104,7 +106,7 @@ int misc_init_r (void)
*pFIO_EDGE = FIO_EDGE_CF_BITS;
*pFIO_POLAR = FIO_POLAR_CF_BITS;
for (i = 0; i < 0x300; i++)
asm ("nop;");
asm("nop;");
if ((*pFIO_FLAG_S) & CF_STAT_BITS) {
cf_stat = 0;
......@@ -115,37 +117,36 @@ int misc_init_r (void)
*pFIO_EDGE = FIO_EDGE_BITS;
*pFIO_POLAR = FIO_POLAR_BITS;
if (cf_stat) {
printf ("Booting from COMPACT flash\n");
printf("Booting from COMPACT flash\n");
/* Set cycle time for CF */
*(volatile unsigned long *) ambctl1 = CF_AMBCTL1VAL;
*(volatile unsigned long *)ambctl1 = CF_AMBCTL1VAL;
for (i = 0; i < 0x1000; i++)
asm ("nop;");
asm("nop;");
for (i = 0; i < 0x1000; i++)
asm ("nop;");
asm("nop;");
for (i = 0; i < 0x1000; i++)
asm ("nop;");
asm("nop;");
serial_setbrg ();
ide_init ();
serial_setbrg();
ide_init();
setenv ("bootargs", "");
setenv ("bootcmd",
"fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000");
setenv("bootargs", "");
setenv("bootcmd",
"fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000");
} else {
printf ("Booting from FLASH\n");
printf("Booting from FLASH\n");
}
return 1;
return 0;
}
#endif
#ifdef CONFIG_STAMP_CF
void cf_outb (unsigned char val, volatile unsigned char *addr)
void cf_outb(unsigned char val, volatile unsigned char *addr)
{
/*
* Set PF1 PF0 respectively to 0 1 to divert address
......@@ -153,70 +154,70 @@ void cf_outb (unsigned char val, volatile unsigned char *addr)
*/
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
asm ("ssync;");
sync();
*(addr) = val;
asm ("ssync;");
sync();
/* Setback PF1 PF0 to 0 0 to address external
* memory banks */
*(volatile unsigned short *) pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;");
*(volatile unsigned short *)pFIO_FLAG_C = CF_PF1_PF0;
sync();
}
unsigned char cf_inb (volatile unsigned char *addr)
unsigned char cf_inb(volatile unsigned char *addr)
{
volatile unsigned char c;
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
asm ("ssync;");
sync();
c = *(addr);
asm ("ssync;");
sync();
*pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;");
sync();
return c;
}
void cf_insw (unsigned short *sect_buf, unsigned short *addr, int words)
void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
{
int i;
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
asm ("ssync;");
sync();
for (i = 0; i < words; i++) {
*(sect_buf + i) = *(addr);
asm ("ssync;");
sync();
}
*pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;");
sync();
}
void cf_outsw (unsigned short *addr, unsigned short *sect_buf, int words)
void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
{
int i;
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
asm ("ssync;");
sync();
for (i = 0; i < words; i++) {
*(addr) = *(sect_buf + i);
asm ("ssync;");
sync();
}
*pFIO_FLAG_C = CF_PF1_PF0;
asm ("ssync;");
sync();
}
#endif
void stamp_led_set (int LED1, int LED2, int LED3)
void stamp_led_set(int LED1, int LED2, int LED3)
{
*pFIO_INEN &= ~(PF2 | PF3 | PF4);
*pFIO_DIR |= (PF2 | PF3 | PF4);
......@@ -233,31 +234,31 @@ void stamp_led_set (int LED1, int LED2, int LED3)
*pFIO_FLAG_S = PF4;
else
*pFIO_FLAG_C = PF4;
asm ("ssync;");
sync();
}
void show_boot_progress (int status)
void show_boot_progress(int status)
{
switch (status) {
case 1:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON);
stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON);
break;
case 2:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF);
stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF);
break;
case 3:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON);
stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON);
break;
case 4:
stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF);
stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF);
break;
case 5:
case 6:
stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON);
stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON);
break;
case 7:
case 8:
stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF);
stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF);
break;
case 9:
case 10:
......@@ -266,11 +267,10 @@ void show_boot_progress (int status)
case 13:
case 14:
case 15:
stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF,
STATUS_LED_OFF);
stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_OFF);
break;
default:
stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON);
stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON);
break;
}
}
board/stamp/stamp.h → board/bf533-stamp/bf533-stamp.h
浏览文件 @ a17824c7
......@@ -36,7 +36,6 @@ extern volatile unsigned long *amgctl;
extern unsigned long pll_div_fact;
extern void serial_setbrg(void);
extern void pll_set(int vco, int crystal_frq, int pll_div);
/* Definitions used in Compact Flash Boot support */
#define FIO_EDGE_CF_BITS 0x0000
......
board/stamp/config.mk → board/bf533-stamp/config.mk
浏览文件 @ a17824c7
......@@ -20,6 +20,6 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x07FC0000
PLATFORM_CPPFLAGS += -I$(TOPDIR)
board/bf533-stamp/spi.c 0 → 100644
浏览文件 @ a17824c7
/****************************************************************************
* SPI flash driver for M25P64
****************************************************************************/
#include <common.h>
#include <linux/ctype.h>
#include <asm/io.h>
#if defined(CONFIG_SPI)
/*Application definitions */
#define NUM_SECTORS 128 /* number of sectors */
#define SECTOR_SIZE 0x10000
#define NOP_NUM 1000
#define COMMON_SPI_SETTINGS (SPE|MSTR|CPHA|CPOL) /*Settings to the SPI_CTL */
#define TIMOD01 (0x01) /*stes the SPI to work with core instructions */
/*Flash commands */
#define SPI_WREN (0x06) /*Set Write Enable Latch */
#define SPI_WRDI (0x04) /*Reset Write Enable Latch */
#define SPI_RDSR (0x05) /*Read Status Register */
#define SPI_WRSR (0x01) /*Write Status Register */
#define SPI_READ (0x03) /*Read data from memory */
#define SPI_PP (0x02) /*Program Data into memory */
#define SPI_SE (0xD8) /*Erase one sector in memory */
#define SPI_BE (0xC7) /*Erase all memory */
#define WIP (0x1) /*Check the write in progress bit of the SPI status register */
#define WEL (0x2) /*Check the write enable bit of the SPI status register */
#define TIMEOUT 350000000
typedef enum {
NO_ERR,
POLL_TIMEOUT,
INVALID_SECTOR,
INVALID_BLOCK,
} ERROR_CODE;
void spi_init_f(void);
void spi_init_r(void);
ssize_t spi_read(uchar *, int, uchar *, int);
ssize_t spi_write(uchar *, int, uchar *, int);
char ReadStatusRegister(void);
void Wait_For_SPIF(void);
void SetupSPI(const int spi_setting);
void SPI_OFF(void);
void SendSingleCommand(const int iCommand);
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector);
ERROR_CODE EraseBlock(int nBlock);
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE Wait_For_Status(char Statusbit);
ERROR_CODE Wait_For_WEL(void);
/* -------------------
* Variables
* ------------------- */
/* **************************************************************************
*
* Function: spi_init_f
*
* Description: Init SPI-Controller (ROM part)
*
* return: ---
*
* *********************************************************************** */
void spi_init_f(void)
{
}
/* **************************************************************************
*
* Function: spi_init_r
*
* Description: Init SPI-Controller (RAM part) -
* The malloc engine is ready and we can move our buffers to
* normal RAM
*
* return: ---
*
* *********************************************************************** */
void spi_init_r(void)
{
return;
}
/****************************************************************************
* Function: spi_write
**************************************************************************** */
ssize_t spi_write(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
int start_block, end_block;
int start_byte, end_byte;
ERROR_CODE result = NO_ERR;
uchar temp[SECTOR_SIZE];
int i, num;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
/* Get the start block number */
result = GetSectorNumber(offset, &start_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
/* Get the end block number */
result = GetSectorNumber(offset + len - 1, &end_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
for (num = start_block; num <= end_block; num++) {
ReadData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
start_byte = num * SECTOR_SIZE;
end_byte = (num + 1) * SECTOR_SIZE - 1;
if (start_byte < offset)
start_byte = offset;
if (end_byte > (offset + len))
end_byte = (offset + len - 1);
for (i = start_byte; i <= end_byte; i++)
temp[i - num * SECTOR_SIZE] = buffer[i - offset];
EraseBlock(num);
result = WriteData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
if (result != NO_ERR)
return 0;
printf(".");
}
return len;
}
/****************************************************************************
* Function: spi_read
**************************************************************************** */
ssize_t spi_read(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
ReadData(offset, len, (int *)buffer);
return len;
}
void SendSingleCommand(const int iCommand)
{
unsigned short dummy;
/*turns on the SPI in single write mode */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/*sends the actual command to the SPI TX register */
*pSPI_TDBR = iCommand;
sync();
/*The SPI status register will be polled to check the SPIF bit */
Wait_For_SPIF();
dummy = *pSPI_RDBR;
/*The SPI will be turned off */
SPI_OFF();
}
void SetupSPI(const int spi_setting)
{
if (icache_status() || dcache_status())
udelay(CONFIG_CCLK_HZ / 50000000);
/*sets up the PF2 to be the slave select of the SPI */
*pSPI_FLG = 0xFB04;
*pSPI_BAUD = CONFIG_SPI_BAUD;
*pSPI_CTL = spi_setting;
sync();
}
void SPI_OFF(void)
{
*pSPI_CTL = 0x0400; /* disable SPI */
*pSPI_FLG = 0;
*pSPI_BAUD = 0;
sync();
udelay(CONFIG_CCLK_HZ / 50000000);
}
void Wait_For_SPIF(void)
{
unsigned short dummyread;
while ((*pSPI_STAT & TXS)) ;
while (!(*pSPI_STAT & SPIF)) ;
while (!(*pSPI_STAT & RXS)) ;
dummyread = *pSPI_RDBR; /* Read dummy to empty the receive register */
}
ERROR_CODE Wait_For_WEL(void)
{
int i;
char status_register = 0;
ERROR_CODE ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if ((status_register & WEL)) {
ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
ERROR_CODE Wait_For_Status(char Statusbit)
{
int i;
char status_register = 0xFF;
ERROR_CODE ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if (!(status_register & Statusbit)) {
ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
char ReadStatusRegister(void)
{
char status_register = 0;
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turn on the SPI */
*pSPI_TDBR = SPI_RDSR; /* send instruction to read status register */
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
*pSPI_TDBR = 0; /*send dummy to receive the status register */
sync();
Wait_For_SPIF(); /*wait until the data has been sent */
status_register = *pSPI_RDBR; /*read the status register */
SPI_OFF(); /* Turn off the SPI */
return status_register;
}
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector)
{
int nSector = 0;
ERROR_CODE ErrorCode = NO_ERR;
if (ulOffset > (NUM_SECTORS * 0x10000 - 1)) {
ErrorCode = INVALID_SECTOR;
return ErrorCode;
}
nSector = (int)ulOffset / 0x10000;
*pnSector = nSector;
/* ok */
return ErrorCode;
}
ERROR_CODE EraseBlock(int nBlock)
{
unsigned long ulSectorOff = 0x0, ShiftValue;
ERROR_CODE ErrorCode = NO_ERR;
/* if the block is invalid just return */
if ((nBlock < 0) || (nBlock > NUM_SECTORS)) {
ErrorCode = INVALID_BLOCK; /* tells us if there was an error erasing flash */
return ErrorCode;
}
/* figure out the offset of the block in flash */
if ((nBlock >= 0) && (nBlock < NUM_SECTORS)) {
ulSectorOff = (nBlock * SECTOR_SIZE);
} else {
ErrorCode = INVALID_BLOCK; /* tells us if there was an error erasing flash */
return ErrorCode;
}
/* A write enable instruction must previously have been executed */
SendSingleCommand(SPI_WREN);
/*The status register will be polled to check the write enable latch "WREN" */
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Erase block error\n");
return ErrorCode;
} else
/*Turn on the SPI to send single commands */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/* Send the erase block command to the flash followed by the 24 address */
/* to point to the start of a sector. */
*pSPI_TDBR = SPI_SE;
sync();
Wait_For_SPIF();
ShiftValue = (ulSectorOff >> 16); /* Send the highest byte of the 24 bit address at first */
*pSPI_TDBR = ShiftValue;
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulSectorOff >> 8); /* Send the middle byte of the 24 bit address at second */
*pSPI_TDBR = ShiftValue;
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
*pSPI_TDBR = ulSectorOff; /* Send the lowest byte of the 24 bit address finally */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
/*Turns off the SPI */
SPI_OFF();
/* Poll the status register to check the Write in Progress bit */
/* Sector erase takes time */
ErrorCode = Wait_For_Status(WIP);
/* block erase should be complete */
return ErrorCode;
}
/*****************************************************************************
* ERROR_CODE ReadData()
*
* Read a value from flash for verify purpose
*
* Inputs: unsigned long ulStart - holds the SPI start address
* int pnData - pointer to store value read from flash
* long lCount - number of elements to read
***************************************************************************** */
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ShiftValue;
char *cnData;
int i;
cnData = (char *)pnData; /* Pointer cast to be able to increment byte wise */
/* Start SPI interface */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
*pSPI_TDBR = SPI_READ; /* Send the read command to SPI device */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulStart >> 16); /* Send the highest byte of the 24 bit address at first */
*pSPI_TDBR = ShiftValue; /* Send the byte to the SPI device */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulStart >> 8); /* Send the middle byte of the 24 bit address at second */
*pSPI_TDBR = ShiftValue; /* Send the byte to the SPI device */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
*pSPI_TDBR = ulStart; /* Send the lowest byte of the 24 bit address finally */
sync();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
/* After the SPI device address has been placed on the MOSI pin the data can be */
/* received on the MISO pin. */
for (i = 0; i < lCount; i++) {
*pSPI_TDBR = 0; /*send dummy */
sync();
while (!(*pSPI_STAT & RXS)) ;
*cnData++ = *pSPI_RDBR; /*read */
if ((i >= SECTOR_SIZE) && (i % SECTOR_SIZE == 0))
printf(".");
}
SPI_OFF(); /* Turn off the SPI */
return NO_ERR;
}
ERROR_CODE WriteFlash(unsigned long ulStartAddr, long lTransferCount,
int *iDataSource, long *lWriteCount)
{
unsigned long ulWAddr;
long lWTransferCount = 0;
int i;
char iData;
char *temp = (char *)iDataSource;
ERROR_CODE ErrorCode = NO_ERR; /* tells us if there was an error erasing flash */
/* First, a Write Enable Command must be sent to the SPI. */
SendSingleCommand(SPI_WREN);
/* Second, the SPI Status Register will be tested whether the */
/* Write Enable Bit has been set. */
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Write Time Out\n");
return ErrorCode;
} else
/* Third, the 24 bit address will be shifted out the SPI MOSI bytewise. */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turns the SPI on */
*pSPI_TDBR = SPI_PP;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = (ulStartAddr >> 16);
*pSPI_TDBR = ulWAddr;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = (ulStartAddr >> 8);
*pSPI_TDBR = ulWAddr;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = ulStartAddr;
*pSPI_TDBR = ulWAddr;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
/* Fourth, maximum number of 256 bytes will be taken from the Buffer */
/* and sent to the SPI device. */
for (i = 0; (i < lTransferCount) && (i < 256); i++, lWTransferCount++) {
iData = *temp;
*pSPI_TDBR = iData;
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
temp++;
}
SPI_OFF(); /* Turns the SPI off */
/* Sixth, the SPI Write in Progress Bit must be toggled to ensure the */
/* programming is done before start of next transfer. */
ErrorCode = Wait_For_Status(WIP);
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Program Time out!\n");
return ErrorCode;
} else
*lWriteCount = lWTransferCount;
return ErrorCode;
}
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ulWStart = ulStart;
long lWCount = lCount, lWriteCount;
long *pnWriteCount = &lWriteCount;
ERROR_CODE ErrorCode = NO_ERR;
while (lWCount != 0) {
ErrorCode = WriteFlash(ulWStart, lWCount, pnData, pnWriteCount);
/* After each function call of WriteFlash the counter must be adjusted */
lWCount -= *pnWriteCount;
/* Also, both address pointers must be recalculated. */
ulWStart += *pnWriteCount;
pnData += *pnWriteCount / 4;
}
/* return the appropriate error code */
return ErrorCode;
}
#endif /* CONFIG_SPI */
board/stamp/u-boot.lds → board/bf533-stamp/u-boot.lds.S
浏览文件 @ a17824c7
/*
* U-boot - u-boot.lds
* U-boot - u-boot.lds.S
*
* Copyright (c) 2005 blackfin.uclinux.org
* Copyright (c) 2005-2007 Analog Device Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
......@@ -25,6 +25,8 @@
* MA 02111-1307 USA
*/
#include <config.h>
OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf?
......@@ -55,6 +57,7 @@ SECTIONS
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text :
{
/* WARNING - the following is hand-optimized to fit within */
......@@ -68,9 +71,11 @@ SECTIONS
cpu/bf533/interrupt.o (.text)
cpu/bf533/serial.o (.text)
common/dlmalloc.o (.text)
lib_generic/vsprintf.o (.text)
/* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
/* lib_generic/zlib.o (.text) */
/* board/stamp/stamp.o (.text) */
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text)
......@@ -118,9 +123,9 @@ SECTIONS
_edata = .;
PROVIDE (edata = .);
__u_boot_cmd_start = .;
___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
___u_boot_cmd_end = .;
__start___ex_table = .;
......
board/bf537-stamp/Makefile 0 → 100644
浏览文件 @ a17824c7
#
# U-boot - Makefile
#
# Copyright (c) 2005-2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# 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 = $(obj)lib$(BOARD).a
COBJS := $(BOARD).o flash.o ether_bf537.o post-memory.o stm_m25p64.o cmd_bf537led.o nand.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
board/bf537-stamp/bf537-stamp.c 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - BF537.c
*
* Copyright (c) 2005 blackfin.uclinux.org
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
#include <asm/io.h>
#include "ether_bf537.h"
#define POST_WORD_ADDR 0xFF903FFC
/*
* the bootldr command loads an address, checks to see if there
* is a Boot stream that the on-chip BOOTROM can understand,
* and loads it via the BOOTROM Callback. It is possible
* to also add booting from SPI, or TWI, but this function does
* not currently support that.
*/
int do_bootldr(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
ulong addr, entry;
ulong *data;
/* Get the address */
if (argc < 2) {
addr = load_addr;
} else {
addr = simple_strtoul(argv[1], NULL, 16);
}
/* Check if it is a LDR file */
data = (ulong *) addr;
if (*data == 0xFF800060 || *data == 0xFF800040 || *data == 0xFF800020) {
/* We want to boot from FLASH or SDRAM */
entry = _BOOTROM_BOOT_DXE_FLASH;
printf("## Booting ldr image at 0x%08lx ...\n", addr);
if (icache_status())
icache_disable();
if (dcache_status())
dcache_disable();
__asm__("R7=%[a];\n" "P0=%[b];\n" "JUMP (P0);\n":
:[a] "d"(addr),[b] "a"(entry)
:"R7", "P0");
} else {
printf("## No ldr image at address 0x%08lx\n", addr);
}
return 0;
}
U_BOOT_CMD(bootldr, 2, 0, do_bootldr,
"bootldr - boot ldr image from memory\n",
"[addr]\n - boot ldr image stored in memory\n");
int checkboard(void)
{
#if (BFIN_CPU == ADSP_BF534)
printf("CPU: ADSP BF534 Rev.: 0.%d\n", *pCHIPID >> 28);
#elif (BFIN_CPU == ADSP_BF536)
printf("CPU: ADSP BF536 Rev.: 0.%d\n", *pCHIPID >> 28);
#else
printf("CPU: ADSP BF537 Rev.: 0.%d\n", *pCHIPID >> 28);
#endif
printf("Board: ADI BF537 stamp board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0;
}
#if defined(CONFIG_BFIN_IDE)
void cf_outb(unsigned char val, volatile unsigned char *addr)
{
*(addr) = val;
sync();
}
unsigned char cf_inb(volatile unsigned char *addr)
{
volatile unsigned char c;
c = *(addr);
sync();
return c;
}
void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
{
int i;
for (i = 0; i < words; i++)
*(sect_buf + i) = *(addr);
sync();
}
void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
{
int i;
for (i = 0; i < words; i++)
*(addr) = *(sect_buf + i);
sync();
}
#endif /* CONFIG_BFIN_IDE */
long int initdram(int board_type)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
int brate;
char *tmp = getenv("baudrate");
brate = simple_strtoul(tmp, NULL, 16);
printf("Serial Port initialized with Baud rate = %x\n", brate);
printf("SDRAM attributes:\n");
printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
"tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
3, 3, 6, 2, 3);
printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
#endif
gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return CFG_MAX_RAM_SIZE;
}
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
char nid[32];
unsigned char *pMACaddr = (unsigned char *)0x203F0000;
u8 SrcAddr[6] = { 0x02, 0x80, 0xAD, 0x20, 0x31, 0xB8 };
#if (CONFIG_COMMANDS & CFG_CMD_NET)
/* The 0xFF check here is to make sure we don't use the address
* in flash if it's simply been erased (aka all 0xFF values) */
if (getenv("ethaddr") == NULL && is_valid_ether_addr(pMACaddr)) {
sprintf(nid, "%02x:%02x:%02x:%02x:%02x:%02x",
pMACaddr[0], pMACaddr[1],
pMACaddr[2], pMACaddr[3], pMACaddr[4], pMACaddr[5]);
setenv("ethaddr", nid);
}
if (getenv("ethaddr")) {
SetupMacAddr(SrcAddr);
}
#endif /* CONFIG_COMMANDS & CFG_CMD_NET */
#endif /* BFIN_BOOT_MODE == BF537_BYPASS_BOOT */
#if defined(CONFIG_BFIN_IDE)
#if defined(CONFIG_BFIN_TRUE_IDE)
/* Enable ATASEL when in True IDE mode */
printf("Using CF True IDE Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_ENA);
udelay(1000);
#elif defined(CONFIG_BFIN_CF_IDE)
/* Disable ATASEL when we're in Common Memory Mode */
printf("Using CF Common Memory Mode\n");
cf_outb(0, (unsigned char *)CONFIG_CF_ATASEL_DIS);
udelay(1000);
#elif defined(CONFIG_BFIN_HDD_IDE)
printf("Using HDD IDE Mode\n");
#endif
ide_init();
#endif /* CONFIG_BFIN_IDE */
return 0;
}
#endif /* CONFIG_MISC_INIT_R */
#ifdef CONFIG_POST
#if (BFIN_BOOT_MODE != BF537_BYPASS_BOOT)
/* Using sw10-PF5 as the hotkey */
int post_hotkeys_pressed(void)
{
return 0;
}
#else
/* Using sw10-PF5 as the hotkey */
int post_hotkeys_pressed(void)
{
int delay = 3;
int i;
unsigned short value;
*pPORTF_FER &= ~PF5;
*pPORTFIO_DIR &= ~PF5;
*pPORTFIO_INEN |= PF5;
printf("########Press SW10 to enter Memory POST########: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF5;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
printf("\b\b\b 0");
printf("\n");
if (value == 0)
return 0;
else {
printf("Hotkey has been pressed, Enter POST . . . . . .\n");
return 1;
}
}
#endif
#endif
#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
void post_word_store(ulong a)
{
volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
*save_addr = a;
}
ulong post_word_load(void)
{
volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
return *save_addr;
}
#endif
#ifdef CONFIG_POST
int uart_post_test(int flags)
{
return 0;
}
#define BLOCK_SIZE 0x10000
#define VERIFY_ADDR 0x2000000
extern int erase_block_flash(int);
extern int write_data(long lStart, long lCount, uchar * pnData);
int flash_post_test(int flags)
{
unsigned short *pbuf, *temp;
int offset, n, i;
int value = 0;
int result = 0;
printf("\n");
pbuf = (unsigned short *)VERIFY_ADDR;
temp = pbuf;
for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
offset = (n - 7) * BLOCK_SIZE;
printf("--------Erase block:%2d..", n);
erase_block_flash(n);
printf("OK\r");
printf("--------Program block:%2d...", n);
write_data(CFG_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
printf("OK\r");
printf("--------Verify block:%2d...", n);
for (i = 0; i < BLOCK_SIZE; i += 2) {
if (*(unsigned short *)(CFG_FLASH_BASE + offset + i) !=
*temp++) {
value = 1;
result = 1;
}
}
if (value)
printf("failed\n");
else
printf("OK %3d%%\r",
(int)(
(n + 1 -
FLASH_START_POST_BLOCK) *
100 / (FLASH_END_POST_BLOCK -
FLASH_START_POST_BLOCK)));
temp = pbuf;
value = 0;
}
printf("\n");
if (result)
return -1;
else
return 0;
}
/****************************************************
* LED1 ---- PF6 LED2 ---- PF7 *
* LED3 ---- PF8 LED4 ---- PF9 *
* LED5 ---- PF10 LED6 ---- PF11 *
****************************************************/
int led_post_test(int flags)
{
*pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
*pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
*pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
*pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
udelay(1000000);
printf("LED1 on");
*pPORTFIO |= PF6;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED2 on");
*pPORTFIO |= PF7;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED3 on");
*pPORTFIO |= PF8;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED4 on");
*pPORTFIO |= PF9;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("LED5 on");
*pPORTFIO |= PF10;
udelay(1000000);
printf("\b\b\b\b\b\b\b");
printf("lED6 on");
*pPORTFIO |= PF11;
printf("\b\b\b\b\b\b\b ");
return 0;
}
/************************************************
* SW10 ---- PF5 SW11 ---- PF4 *
* SW12 ---- PF3 SW13 ---- PF2 *
************************************************/
int button_post_test(int flags)
{
int i, delay = 5;
unsigned short value = 0;
int result = 0;
*pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
*pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
*pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
printf("\n--------Press SW10: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF5;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
delay = 5;
printf("\n--------Press SW11: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF4;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
delay = 5;
printf("\n--------Press SW12: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF3;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
delay = 5;
printf("\n--------Press SW13: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
value = *pPORTFIO & PF2;
if (value != 0) {
break;
}
udelay(10000);
}
printf("\b\b\b%2d ", delay);
}
if (value != 0)
printf("\b\bOK");
else {
result = -1;
printf("\b\bfailed");
}
printf("\n");
return result;
}
#endif
board/bf537-stamp/cmd_bf537led.c 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - cmd_bf537led.c
*
* Copyright (C) 2006 Aaron Gage, Ocean Optics Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
#include <asm-blackfin/string.h>
#ifdef CONFIG_BF537_STAMP_LEDCMD
/* Define the command usage in a reusable way */
#define USAGE_LONG \
"led <number> <action>\n" \
" <number> - Index (0-5) of LED to change, or \"all\"\n" \
" <action> - Must be one of:\n" \
" on off toggle\n"
/* Number of LEDs supported by the board */
#define NUMBER_LEDS 6
/* The BF537 stamp has 6 LEDs. This mask indicates that all should be lit. */
#define LED_ALL_MASK 0x003F
void show_cmd_usage(void);
void set_led_state(int index, int state);
void configure_GPIO_to_output(int index);
/* Map of LEDs according to their GPIO ports. This can be rearranged or
* otherwise changed to account for different GPIO configurations.
*/
int led_ports[] = { PF6, PF7, PF8, PF9, PF10, PF11 };
#define ACTION_TOGGLE -1
#define ACTION_OFF 0
#define ACTION_ON 1
#define LED_STATE_OFF 0
#define LED_STATE_ON 1
/* This is a trivial atoi implementation since we don't have one available */
int atoi(char *string)
{
int length;
int retval = 0;
int i;
int sign = 1;
length = strlen(string);
for (i = 0; i < length; i++) {
if (0 == i && string[0] == '-') {
sign = -1;
continue;
}
if (string[i] > '9' || string[i] < '0') {
break;
}
retval *= 10;
retval += string[i] - '0';
}
retval *= sign;
return retval;
}
int do_bf537led(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
int led_mask = 0;
int led_current_state = 0;
int action = ACTION_OFF;
int temp;
if (3 != argc) {
/* Not enough arguments, so just show usage information */
show_cmd_usage();
return 1;
}
if (strcmp(argv[1], "all") == 0) {
led_mask = LED_ALL_MASK;
} else {
temp = atoi(argv[1]);
if (temp < 0 || temp >= NUMBER_LEDS) {
printf("Invalid LED number [%s]\n", argv[1]);
show_cmd_usage();
return 2;
}
led_mask |= (1 << temp);
}
if (strcmp(argv[2], "off") == 0) {
action = ACTION_OFF;
} else if (strcmp(argv[2], "on") == 0) {
action = ACTION_ON;
} else if (strcmp(argv[2], "toggle") == 0) {
action = ACTION_TOGGLE;
} else {
printf("Invalid action [%s]\n", argv[2]);
show_cmd_usage();
return 3;
}
for (temp = 0; temp < NUMBER_LEDS; temp++) {
if ((led_mask & (1 << temp)) > 0) {
/*
* It is possible that the user has wired one of PF6-PF11 to
* something other than an LED, so this will only change a pin
* to output if the user has indicated a state change. This may
* happen a lot, but this way is safer than just setting all pins
* to output.
*/
configure_GPIO_to_output(temp);
led_current_state =
((*pPORTFIO & led_ports[temp]) >
0) ? LED_STATE_ON : LED_STATE_OFF;
/*
printf("LED state for index %d (%x) is %d\n", temp, led_ports[temp],
led_current_state);
printf("*pPORTFIO is %x\n", *pPORTFIO);
*/
if (ACTION_ON == action
|| (ACTION_TOGGLE == action
&& 0 == led_current_state)) {
printf("Turning LED %d on\n", temp);
set_led_state(temp, LED_STATE_ON);
} else {
printf("Turning LED %d off\n", temp);
set_led_state(temp, LED_STATE_OFF);
}
}
}
return 0;
}
/*
* The GPIO pins that go to the LEDs on the BF537 stamp must be configured
* as output. This function simply configures them that way. This could
* be done to all of the GPIO lines at once, but if a user is using a
* custom board, this will try to be nice and only change the GPIO lines
* that the user specifically names.
*/
void configure_GPIO_to_output(int index)
{
int port;
port = led_ports[index];
/* Clear the Port F Function Enable Register */
*pPORTF_FER &= ~port;
/* Set the Port F I/O direction register */
*pPORTFIO_DIR |= port;
/* Clear the Port F I/O Input Enable Register */
*pPORTFIO_INEN &= ~port;
}
/* Enforce the given state on the GPIO line for the indicated LED */
void set_led_state(int index, int state)
{
int port;
port = led_ports[index];
if (LED_STATE_OFF == state) {
/* Clear the bit to turn off the LED */
*pPORTFIO &= ~port;
} else {
/* Set the bit to turn on the LED */
*pPORTFIO |= port;
}
}
/* Display usage information */
void show_cmd_usage()
{
printf("Usage:\n%s", USAGE_LONG);
}
/* Register information for u-boot to find this command */
U_BOOT_CMD(led, 3, 1, do_bf537led,
"led- Control BF537 stamp LEDs\n", USAGE_LONG);
#endif
board/bf537-stamp/config.mk 0 → 100644
浏览文件 @ a17824c7
#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x03FC0000
board/bf537-stamp/ether_bf537.c 0 → 100644
浏览文件 @ a17824c7
/*
* ADI Blackfin 537 MAC Ethernet
*
* Copyright (c) 2005 Analog Device, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <config.h>
#include <asm/blackfin.h>
#include <net.h>
#include <command.h>
#include <malloc.h>
#include "ether_bf537.h"
#ifdef CONFIG_POST
#include <post.h>
#endif
#undef DEBUG_ETHERNET
#ifdef DEBUG_ETHERNET
#define DEBUGF(fmt,args...) printf(fmt,##args)
#else
#define DEBUGF(fmt,args...)
#endif
#if (CONFIG_COMMANDS & CFG_CMD_NET)
#define RXBUF_BASE_ADDR 0xFF900000
#define TXBUF_BASE_ADDR 0xFF800000
#define TX_BUF_CNT 1
#define TOUT_LOOP 1000000
ADI_ETHER_BUFFER *txbuf[TX_BUF_CNT];
ADI_ETHER_BUFFER *rxbuf[PKTBUFSRX];
static u16 txIdx; /* index of the current RX buffer */
static u16 rxIdx; /* index of the current TX buffer */
u8 SrcAddr[6];
u16 PHYregs[NO_PHY_REGS]; /* u16 PHYADDR; */
/* DMAx_CONFIG values at DMA Restart */
const ADI_DMA_CONFIG_REG rxdmacfg = { 1, 1, 2, 0, 0, 0, 0, 5, 7 };
#if 0
rxdmacfg.b_DMA_EN = 1; /* enabled */
rxdmacfg.b_WNR = 1; /* write to memory */
rxdmacfg.b_WDSIZE = 2; /* wordsize is 32 bits */
rxdmacfg.b_DMA2D = 0; /* N/A */
rxdmacfg.b_RESTART= 0; /* N/A */
rxdmacfg.b_DI_SEL = 0; /* N/A */
rxdmacfg.b_DI_EN = 0; /* no interrupt */
rxdmacfg.b_NDSIZE = 5; /* 5 half words is desc size. */
rxdmacfg.b_FLOW = 7; /* large desc flow */
#endif
const ADI_DMA_CONFIG_REG txdmacfg = { 1, 0, 2, 0, 0, 0, 0, 5, 7 };
#if 0
txdmacfg.b_DMA_EN = 1; /* enabled */
txdmacfg.b_WNR = 0; /* read from memory */
txdmacfg.b_WDSIZE = 2; /* wordsize is 32 bits */
txdmacfg.b_DMA2D = 0; /* N/A */
txdmacfg.b_RESTART= 0; /* N/A */
txdmacfg.b_DI_SEL = 0; /* N/A */
txdmacfg.b_DI_EN = 0; /* no interrupt */
txdmacfg.b_NDSIZE = 5; /* 5 half words is desc size. */
txdmacfg.b_FLOW = 7; /* large desc flow */
#endif
ADI_ETHER_BUFFER *SetupRxBuffer(int no);
ADI_ETHER_BUFFER *SetupTxBuffer(int no);
static int bfin_EMAC_init(struct eth_device *dev, bd_t * bd);
static void bfin_EMAC_halt(struct eth_device *dev);
static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
int length);
static int bfin_EMAC_recv(struct eth_device *dev);
int bfin_EMAC_initialize(bd_t * bis)
{
struct eth_device *dev;
dev = (struct eth_device *)malloc(sizeof(*dev));
if (dev == NULL)
hang();
memset(dev, 0, sizeof(*dev));
sprintf(dev->name, "BF537 ETHERNET");
dev->iobase = 0;
dev->priv = 0;
dev->init = bfin_EMAC_init;
dev->halt = bfin_EMAC_halt;
dev->send = bfin_EMAC_send;
dev->recv = bfin_EMAC_recv;
eth_register(dev);
return 1;
}
static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
int length)
{
int i;
int result = 0;
unsigned int *buf;
buf = (unsigned int *)packet;
if (length <= 0) {
printf("Ethernet: bad packet size: %d\n", length);
goto out;
}
if ((*pDMA2_IRQ_STATUS & DMA_ERR) != 0) {
printf("Ethernet: tx DMA error\n");
goto out;
}
for (i = 0; (*pDMA2_IRQ_STATUS & DMA_RUN) != 0; i++) {
if (i > TOUT_LOOP) {
puts("Ethernet: tx time out\n");
goto out;
}
}
txbuf[txIdx]->FrmData->NoBytes = length;
memcpy(txbuf[txIdx]->FrmData->Dest, (void *)packet, length);
txbuf[txIdx]->Dma[0].START_ADDR = (u32) txbuf[txIdx]->FrmData;
*pDMA2_NEXT_DESC_PTR = &txbuf[txIdx]->Dma[0];
*pDMA2_CONFIG = *(u16 *) (void *)(&txdmacfg);
*pEMAC_OPMODE |= TE;
for (i = 0; (txbuf[txIdx]->StatusWord & TX_COMP) == 0; i++) {
if (i > TOUT_LOOP) {
puts("Ethernet: tx error\n");
goto out;
}
}
result = txbuf[txIdx]->StatusWord;
txbuf[txIdx]->StatusWord = 0;
if ((txIdx + 1) >= TX_BUF_CNT)
txIdx = 0;
else
txIdx++;
out:
DEBUGF("BFIN EMAC send: length = %d\n", length);
return result;
}
static int bfin_EMAC_recv(struct eth_device *dev)
{
int length = 0;
for (;;) {
if ((rxbuf[rxIdx]->StatusWord & RX_COMP) == 0) {
length = -1;
break;
}
if ((rxbuf[rxIdx]->StatusWord & RX_DMAO) != 0) {
printf("Ethernet: rx dma overrun\n");
break;
}
if ((rxbuf[rxIdx]->StatusWord & RX_OK) == 0) {
printf("Ethernet: rx error\n");
break;
}
length = rxbuf[rxIdx]->StatusWord & 0x000007FF;
if (length <= 4) {
printf("Ethernet: bad frame\n");
break;
}
NetRxPackets[rxIdx] =
(volatile uchar *)(rxbuf[rxIdx]->FrmData->Dest);
NetReceive(NetRxPackets[rxIdx], length - 4);
*pDMA1_IRQ_STATUS |= DMA_DONE | DMA_ERR;
rxbuf[rxIdx]->StatusWord = 0x00000000;
if ((rxIdx + 1) >= PKTBUFSRX)
rxIdx = 0;
else
rxIdx++;
}
return length;
}
/**************************************************************
*
* Ethernet Initialization Routine
*
*************************************************************/
static int bfin_EMAC_init(struct eth_device *dev, bd_t * bd)
{
u32 opmode;
int dat;
int i;
DEBUGF("Eth_init: ......\n");
txIdx = 0;
rxIdx = 0;
/* Initialize System Register */
if (SetupSystemRegs(&dat) < 0)
return -1;
/* Initialize EMAC address */
SetupMacAddr(SrcAddr);
/* Initialize TX and RX buffer */
for (i = 0; i < PKTBUFSRX; i++) {
rxbuf[i] = SetupRxBuffer(i);
if (i > 0) {
rxbuf[i - 1]->Dma[1].NEXT_DESC_PTR =
&(rxbuf[i]->Dma[0]);
if (i == (PKTBUFSRX - 1))
rxbuf[i]->Dma[1].NEXT_DESC_PTR =
&(rxbuf[0]->Dma[0]);
}
}
for (i = 0; i < TX_BUF_CNT; i++) {
txbuf[i] = SetupTxBuffer(i);
if (i > 0) {
txbuf[i - 1]->Dma[1].NEXT_DESC_PTR =
&(txbuf[i]->Dma[0]);
if (i == (TX_BUF_CNT - 1))
txbuf[i]->Dma[1].NEXT_DESC_PTR =
&(txbuf[0]->Dma[0]);
}
}
/* Set RX DMA */
*pDMA1_NEXT_DESC_PTR = &rxbuf[0]->Dma[0];
*pDMA1_CONFIG = *((u16 *) (void *)&rxbuf[0]->Dma[0].CONFIG);
/* Wait MII done */
PollMdcDone();
/* We enable only RX here */
/* ASTP : Enable Automatic Pad Stripping
PR : Promiscuous Mode for test
PSF : Receive frames with total length less than 64 bytes.
FDMODE : Full Duplex Mode
LB : Internal Loopback for test
RE : Receiver Enable */
if (dat == FDMODE)
opmode = ASTP | FDMODE | PSF;
else
opmode = ASTP | PSF;
opmode |= RE;
#ifdef CONFIG_BFIN_MAC_RMII
opmode |= TE | RMII;
#endif
/* Turn on the EMAC */
*pEMAC_OPMODE = opmode;
return 0;
}
static void bfin_EMAC_halt(struct eth_device *dev)
{
DEBUGF("Eth_halt: ......\n");
/* Turn off the EMAC */
*pEMAC_OPMODE = 0x00000000;
/* Turn off the EMAC RX DMA */
*pDMA1_CONFIG = 0x0000;
*pDMA2_CONFIG = 0x0000;
}
void SetupMacAddr(u8 * MACaddr)
{
char *tmp, *end;
int i;
/* this depends on a little-endian machine */
tmp = getenv("ethaddr");
if (tmp) {
for (i = 0; i < 6; i++) {
MACaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
if (tmp)
tmp = (*end) ? end + 1 : end;
}
#ifndef CONFIG_NETCONSOLE
printf("Using MAC Address %02X:%02X:%02X:%02X:%02X:%02X\n",
MACaddr[0], MACaddr[1],
MACaddr[2], MACaddr[3], MACaddr[4], MACaddr[5]);
#endif
*pEMAC_ADDRLO = MACaddr[0] | MACaddr[1] << 8 |
MACaddr[2] << 16 | MACaddr[3] << 24;
*pEMAC_ADDRHI = MACaddr[4] | MACaddr[5] << 8;
}
}
void PollMdcDone(void)
{
/* poll the STABUSY bit */
while (*pEMAC_STAADD & STABUSY) ;
}
void WrPHYReg(u16 PHYAddr, u16 RegAddr, u16 Data)
{
PollMdcDone();
*pEMAC_STADAT = Data;
*pEMAC_STAADD = SET_PHYAD(PHYAddr) | SET_REGAD(RegAddr) |
STAOP | STAIE | STABUSY;
}
/*********************************************************************************
* Read an off-chip register in a PHY through the MDC/MDIO port *
*********************************************************************************/
u16 RdPHYReg(u16 PHYAddr, u16 RegAddr)
{
u16 Data;
PollMdcDone();
*pEMAC_STAADD = SET_PHYAD(PHYAddr) | SET_REGAD(RegAddr) |
STAIE | STABUSY;
PollMdcDone();
Data = (u16) * pEMAC_STADAT;
PHYregs[RegAddr] = Data; /* save shadow copy */
return Data;
}
void SoftResetPHY(void)
{
u16 phydat;
/* set the reset bit */
WrPHYReg(PHYADDR, PHY_MODECTL, PHY_RESET);
/* and clear it again */
WrPHYReg(PHYADDR, PHY_MODECTL, 0x0000);
do {
/* poll until reset is complete */
phydat = RdPHYReg(PHYADDR, PHY_MODECTL);
} while ((phydat & PHY_RESET) != 0);
}
int SetupSystemRegs(int *opmode)
{
u16 sysctl, phydat;
int count = 0;
/* Enable PHY output */
*pVR_CTL |= PHYCLKOE;
/* MDC = 2.5 MHz */
sysctl = SET_MDCDIV(24);
/* Odd word alignment for Receive Frame DMA word */
/* Configure checksum support and rcve frame word alignment */
sysctl |= RXDWA | RXCKS;
*pEMAC_SYSCTL = sysctl;
/* auto negotiation on */
/* full duplex */
/* 100 Mbps */
phydat = PHY_ANEG_EN | PHY_DUPLEX | PHY_SPD_SET;
WrPHYReg(PHYADDR, PHY_MODECTL, phydat);
do {
udelay(1000);
phydat = RdPHYReg(PHYADDR, PHY_MODESTAT);
if (count > 3000) {
printf
("Link is down, please check your network connection\n");
return -1;
}
count++;
} while (!(phydat & 0x0004));
phydat = RdPHYReg(PHYADDR, PHY_ANLPAR);
if ((phydat & 0x0100) || (phydat & 0x0040))
*opmode = FDMODE;
else
*opmode = 0;
*pEMAC_MMC_CTL = RSTC | CROLL;
/* Initialize the TX DMA channel registers */
*pDMA2_X_COUNT = 0;
*pDMA2_X_MODIFY = 4;
*pDMA2_Y_COUNT = 0;
*pDMA2_Y_MODIFY = 0;
/* Initialize the RX DMA channel registers */
*pDMA1_X_COUNT = 0;
*pDMA1_X_MODIFY = 4;
*pDMA1_Y_COUNT = 0;
*pDMA1_Y_MODIFY = 0;
return 0;
}
ADI_ETHER_BUFFER *SetupRxBuffer(int no)
{
ADI_ETHER_FRAME_BUFFER *frmbuf;
ADI_ETHER_BUFFER *buf;
int nobytes_buffer = sizeof(ADI_ETHER_BUFFER[2]) / 2; /* ensure a multi. of 4 */
int total_size = nobytes_buffer + RECV_BUFSIZE;
buf = (ADI_ETHER_BUFFER *) (RXBUF_BASE_ADDR + no * total_size);
frmbuf =
(ADI_ETHER_FRAME_BUFFER *) (RXBUF_BASE_ADDR + no * total_size +
nobytes_buffer);
memset(buf, 0x00, nobytes_buffer);
buf->FrmData = frmbuf;
memset(frmbuf, 0xfe, RECV_BUFSIZE);
/* set up first desc to point to receive frame buffer */
buf->Dma[0].NEXT_DESC_PTR = &(buf->Dma[1]);
buf->Dma[0].START_ADDR = (u32) buf->FrmData;
buf->Dma[0].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[0].CONFIG.b_WNR = 1; /* Write to memory */
buf->Dma[0].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[0].CONFIG.b_NDSIZE = 5; /* 5 half words is desc size. */
buf->Dma[0].CONFIG.b_FLOW = 7; /* large desc flow */
/* set up second desc to point to status word */
buf->Dma[1].NEXT_DESC_PTR = &(buf->Dma[0]);
buf->Dma[1].START_ADDR = (u32) & buf->IPHdrChksum;
buf->Dma[1].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[1].CONFIG.b_WNR = 1; /* Write to memory */
buf->Dma[1].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[1].CONFIG.b_DI_EN = 1; /* enable interrupt */
buf->Dma[1].CONFIG.b_NDSIZE = 5; /* must be 0 when FLOW is 0 */
buf->Dma[1].CONFIG.b_FLOW = 7; /* stop */
return buf;
}
ADI_ETHER_BUFFER *SetupTxBuffer(int no)
{
ADI_ETHER_FRAME_BUFFER *frmbuf;
ADI_ETHER_BUFFER *buf;
int nobytes_buffer = sizeof(ADI_ETHER_BUFFER[2]) / 2; /* ensure a multi. of 4 */
int total_size = nobytes_buffer + RECV_BUFSIZE;
buf = (ADI_ETHER_BUFFER *) (TXBUF_BASE_ADDR + no * total_size);
frmbuf =
(ADI_ETHER_FRAME_BUFFER *) (TXBUF_BASE_ADDR + no * total_size +
nobytes_buffer);
memset(buf, 0x00, nobytes_buffer);
buf->FrmData = frmbuf;
memset(frmbuf, 0x00, RECV_BUFSIZE);
/* set up first desc to point to receive frame buffer */
buf->Dma[0].NEXT_DESC_PTR = &(buf->Dma[1]);
buf->Dma[0].START_ADDR = (u32) buf->FrmData;
buf->Dma[0].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[0].CONFIG.b_WNR = 0; /* Read to memory */
buf->Dma[0].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[0].CONFIG.b_NDSIZE = 5; /* 5 half words is desc size. */
buf->Dma[0].CONFIG.b_FLOW = 7; /* large desc flow */
/* set up second desc to point to status word */
buf->Dma[1].NEXT_DESC_PTR = &(buf->Dma[0]);
buf->Dma[1].START_ADDR = (u32) & buf->StatusWord;
buf->Dma[1].CONFIG.b_DMA_EN = 1; /* enabled */
buf->Dma[1].CONFIG.b_WNR = 1; /* Write to memory */
buf->Dma[1].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
buf->Dma[1].CONFIG.b_DI_EN = 1; /* enable interrupt */
buf->Dma[1].CONFIG.b_NDSIZE = 0; /* must be 0 when FLOW is 0 */
buf->Dma[1].CONFIG.b_FLOW = 0; /* stop */
return buf;
}
#if defined(CONFIG_POST) && defined(CFG_POST_ETHER)
int ether_post_test(int flags)
{
uchar buf[64];
int i, value = 0;
int length;
printf("\n--------");
bfin_EMAC_init(NULL, NULL);
/* construct the package */
buf[0] = buf[6] = (unsigned char)(*pEMAC_ADDRLO & 0xFF);
buf[1] = buf[7] = (unsigned char)((*pEMAC_ADDRLO & 0xFF00) >> 8);
buf[2] = buf[8] = (unsigned char)((*pEMAC_ADDRLO & 0xFF0000) >> 16);
buf[3] = buf[9] = (unsigned char)((*pEMAC_ADDRLO & 0xFF000000) >> 24);
buf[4] = buf[10] = (unsigned char)(*pEMAC_ADDRHI & 0xFF);
buf[5] = buf[11] = (unsigned char)((*pEMAC_ADDRHI & 0xFF00) >> 8);
buf[12] = 0x08; /* Type: ARP */
buf[13] = 0x06;
buf[14] = 0x00; /* Hardware type: Ethernet */
buf[15] = 0x01;
buf[16] = 0x08; /* Protocal type: IP */
buf[17] = 0x00;
buf[18] = 0x06; /* Hardware size */
buf[19] = 0x04; /* Protocol size */
buf[20] = 0x00; /* Opcode: request */
buf[21] = 0x01;
for (i = 0; i < 42; i++)
buf[i + 22] = i;
printf("--------Send 64 bytes......\n");
bfin_EMAC_send(NULL, (volatile void *)buf, 64);
for (i = 0; i < 100; i++) {
udelay(10000);
if ((rxbuf[rxIdx]->StatusWord & RX_COMP) != 0) {
value = 1;
break;
}
}
if (value == 0) {
printf("--------EMAC can't receive any data\n");
eth_halt();
return -1;
}
length = rxbuf[rxIdx]->StatusWord & 0x000007FF - 4;
for (i = 0; i < length; i++) {
if (rxbuf[rxIdx]->FrmData->Dest[i] != buf[i]) {
printf("--------EMAC receive error data!\n");
eth_halt();
return -1;
}
}
printf("--------receive %d bytes, matched\n", length);
bfin_EMAC_halt(NULL);
return 0;
}
#endif
#endif /* CFG_CMD_NET */
board/bf537-stamp/ether_bf537.h 0 → 100644
浏览文件 @ a17824c7
#define PHYADDR 0x01
#define NO_PHY_REGS 0x20
#define DEFAULT_PHY_PHYID1 0x0007
#define DEFAULT_PHY_PHYID2 0xC0A3
#define PHY_MODECTL 0x00
#define PHY_MODESTAT 0x01
#define PHY_PHYID1 0x02
#define PHY_PHYID2 0x03
#define PHY_ANAR 0x04
#define PHY_ANLPAR 0x05
#define PHY_ANER 0x06
#define PHY_RESET 0x8000
#define PHY_ANEG_EN 0x1000
#define PHY_DUPLEX 0x0100
#define PHY_SPD_SET 0x2000
#define RECV_BUFSIZE (0x614)
typedef volatile u32 reg32;
typedef volatile u16 reg16;
typedef struct ADI_DMA_CONFIG_REG {
u16 b_DMA_EN:1; /* 0 Enabled */
u16 b_WNR:1; /* 1 Direction */
u16 b_WDSIZE:2; /* 2:3 Transfer word size */
u16 b_DMA2D:1; /* 4 DMA mode */
u16 b_RESTART:1; /* 5 Retain FIFO */
u16 b_DI_SEL:1; /* 6 Data interrupt timing select */
u16 b_DI_EN:1; /* 7 Data interrupt enabled */
u16 b_NDSIZE:4; /* 8:11 Flex descriptor size */
u16 b_FLOW:3; /* 12:14Flow */
} ADI_DMA_CONFIG_REG;
typedef struct adi_ether_frame_buffer {
u16 NoBytes; /* the no. of following bytes */
u8 Dest[6]; /* destination MAC address */
u8 Srce[6]; /* source MAC address */
u16 LTfield; /* length/type field */
u8 Data[0]; /* payload bytes */
} ADI_ETHER_FRAME_BUFFER;
/* 16 bytes/struct */
typedef struct dma_descriptor {
struct dma_descriptor *NEXT_DESC_PTR;
u32 START_ADDR;
ADI_DMA_CONFIG_REG CONFIG;
} DMA_DESCRIPTOR;
/* 10 bytes/struct in 12 bytes */
typedef struct adi_ether_buffer {
DMA_DESCRIPTOR Dma[2]; /* first for the frame, second for the status */
ADI_ETHER_FRAME_BUFFER *FrmData;/* pointer to data */
struct adi_ether_buffer *pNext; /* next buffer */
struct adi_ether_buffer *pPrev; /* prev buffer */
u16 IPHdrChksum; /* the IP header checksum */
u16 IPPayloadChksum; /* the IP header and payload checksum */
volatile u32 StatusWord; /* the frame status word */
} ADI_ETHER_BUFFER;
/* 40 bytes/struct in 44 bytes */
void SetupMacAddr(u8 * MACaddr);
void PollMdcDone(void);
void WrPHYReg(u16 PHYAddr, u16 RegAddr, u16 Data);
u16 RdPHYReg(u16 PHYAddr, u16 RegAddr);
void SoftResetPHY(void);
void DumpPHYRegs(void);
int SetupSystemRegs(int *opmode);
/**
* is_zero_ether_addr - Determine if give Ethernet address is all zeros.
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Return true if the address is all zeroes.
*/
static inline int is_zero_ether_addr(const u8 * addr)
{
return !(addr[0] | addr[1] | addr[2] | addr[3] | addr[4] | addr[5]);
}
/**
* is_multicast_ether_addr - Determine if the Ethernet address is a multicast.
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Return true if the address is a multicast address.
* By definition the broadcast address is also a multicast address.
*/
static inline int is_multicast_ether_addr(const u8 * addr)
{
return (0x01 & addr[0]);
}
/**
* is_valid_ether_addr - Determine if the given Ethernet address is valid
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not
* a multicast address, and is not FF:FF:FF:FF:FF:FF.
*
* Return true if the address is valid.
*/
static inline int is_valid_ether_addr(const u8 * addr)
{
/* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to
* explicitly check for it here. */
return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
}
board/bf537-stamp/flash-defines.h 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - flash-defines.h
*
* Copyright (c) 2005 blackfin.uclinux.org
*
* (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
*/
#ifndef __FLASHDEFINES_H__
#define __FLASHDEFINES_H__
#include <common.h>
#define V_ULONG(a) (*(volatile unsigned long *)( a ))
#define V_BYTE(a) (*(volatile unsigned char *)( a ))
#define TRUE 0x1
#define FALSE 0x0
#define BUFFER_SIZE 0x80000
#define NO_COMMAND 0
#define GET_CODES 1
#define RESET 2
#define WRITE 3
#define FILL 4
#define ERASE_ALL 5
#define ERASE_SECT 6
#define READ 7
#define GET_SECTNUM 8
#define FLASH_START_L 0x0000
#define FLASH_START_H 0x2000
#define FLASH_MAN_ST 2
#define RESET_VAL 0xF0
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
int get_codes(void);
int poll_toggle_bit(long lOffset);
void reset_flash(void);
int erase_flash(void);
int erase_block_flash(int);
void unlock_flash(long lOffset);
int write_data(long lStart, long lCount, uchar * pnData);
int read_flash(long nOffset, int *pnValue);
int write_flash(long nOffset, int nValue);
void get_sector_number(long lOffset, int *pnSector);
int GetSectorProtectionStatus(flash_info_t * info, int nSector);
int GetOffset(int nBlock);
int AFP_NumSectors = 71;
long AFP_SectorSize2 = 0x10000;
int AFP_SectorSize1 = 0x2000;
#define NUM_SECTORS 71
#define WRITESEQ1 0x0AAA
#define WRITESEQ2 0x0554
#define WRITESEQ3 0x0AAA
#define WRITESEQ4 0x0AAA
#define WRITESEQ5 0x0554
#define WRITESEQ6 0x0AAA
#define WRITEDATA1 0xaa
#define WRITEDATA2 0x55
#define WRITEDATA3 0x80
#define WRITEDATA4 0xaa
#define WRITEDATA5 0x55
#define WRITEDATA6 0x10
#define PriFlashABegin 0
#define SecFlashABegin 8
#define SecFlashBBegin 36
#define PriFlashAOff 0x0
#define PriFlashBOff 0x100000
#define SecFlashAOff 0x10000
#define SecFlashBOff 0x280000
#define INVALIDLOCNSTART 0x20270000
#define INVALIDLOCNEND 0x20280000
#define BlockEraseVal 0x30
#define UNLOCKDATA1 0xaa
#define UNLOCKDATA2 0x55
#define UNLOCKDATA3 0xa0
#define GETCODEDATA1 0xaa
#define GETCODEDATA2 0x55
#define GETCODEDATA3 0x90
#define SecFlashASec1Off 0x200000
#define SecFlashASec2Off 0x204000
#define SecFlashASec3Off 0x206000
#define SecFlashASec4Off 0x208000
#define SecFlashAEndOff 0x210000
#define SecFlashBSec1Off 0x280000
#define SecFlashBSec2Off 0x284000
#define SecFlashBSec3Off 0x286000
#define SecFlashBSec4Off 0x288000
#define SecFlashBEndOff 0x290000
#define SECT32 32
#define SECT33 33
#define SECT34 34
#define SECT35 35
#define SECT36 36
#define SECT37 37
#define SECT38 38
#define SECT39 39
#define FLASH_SUCCESS 0
#define FLASH_FAIL -1
#endif
board/bf537-stamp/flash.c 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - flash.c Flash driver for PSD4256GV
*
* Copyright (c) 2005 blackfin.uclinux.org
* This file is based on BF533EzFlash.c originally written by Analog Devices, Inc.
*
* (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 <malloc.h>
#include <config.h>
#include <asm/io.h>
#include "flash-defines.h"
void flash_reset(void)
{
reset_flash();
}
unsigned long flash_get_size(ulong baseaddr, flash_info_t * info, int bank_flag)
{
int id = 0, i = 0;
static int FlagDev = 1;
id = get_codes();
if (FlagDev) {
FlagDev = 0;
}
info->flash_id = id;
switch (bank_flag) {
case 0:
for (i = PriFlashABegin; i < SecFlashABegin; i++)
info->start[i] = (baseaddr + (i * AFP_SectorSize1));
for (i = SecFlashABegin; i < NUM_SECTORS; i++)
info->start[i] =
(baseaddr + SecFlashAOff +
((i - SecFlashABegin) * AFP_SectorSize2));
info->size = 0x400000;
info->sector_count = NUM_SECTORS;
break;
case 1:
info->start[0] = baseaddr + SecFlashASec1Off;
info->start[1] = baseaddr + SecFlashASec2Off;
info->start[2] = baseaddr + SecFlashASec3Off;
info->start[3] = baseaddr + SecFlashASec4Off;
info->size = 0x10000;
info->sector_count = 4;
break;
case 2:
info->start[0] = baseaddr + SecFlashBSec1Off;
info->start[1] = baseaddr + SecFlashBSec2Off;
info->start[2] = baseaddr + SecFlashBSec3Off;
info->start[3] = baseaddr + SecFlashBSec4Off;
info->size = 0x10000;
info->sector_count = 4;
break;
}
return (info->size);
}
unsigned long flash_init(void)
{
unsigned long size_b;
int i;
size_b = 0;
for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
}
size_b = flash_get_size(CFG_FLASH_BASE, &flash_info[0], 0);
if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b == 0) {
printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
size_b, size_b >> 20);
}
/* flash_protect (int flag, ulong from, ulong to, flash_info_t *info) */
(void)flash_protect(FLAG_PROTECT_SET, CFG_FLASH_BASE,
(flash_info[0].start[2] - 1), &flash_info[0]);
#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
(void)flash_protect(FLAG_PROTECT_SET, 0x203F0000, 0x203FFFFF,
&flash_info[0]);
#endif
return (size_b);
}
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) {
case (STM_ID_29W320EB & 0xFFFF):
case (STM_ID_29W320DB & 0xFFFF):
printf("ST Microelectronics ");
break;
default:
printf("Unknown Vendor: (0x%08X) ", info->flash_id);
break;
}
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;
}
int flash_erase(flash_info_t * info, int s_first, int s_last)
{
int cnt = 0, i;
int prot, sect;
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");
cnt = s_last - s_first + 1;
#if (BFIN_BOOT_MODE == BF537_BYPASS_BOOT)
printf("Erasing Flash locations, Please Wait\n");
for (i = s_first; i <= s_last; i++) {
if (info->protect[i] == 0) { /* not protected */
if (erase_block_flash(i) < 0) {
printf("Error Sector erasing \n");
return FLASH_FAIL;
}
}
}
#elif (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT)
if (cnt == FLASH_TOT_SECT) {
printf("Erasing flash, Please Wait \n");
if (erase_flash() < 0) {
printf("Erasing flash failed \n");
return FLASH_FAIL;
}
} else {
printf("Erasing Flash locations, Please Wait\n");
for (i = s_first; i <= s_last; i++) {
if (info->protect[i] == 0) { /* not protected */
if (erase_block_flash(i) < 0) {
printf("Error Sector erasing \n");
return FLASH_FAIL;
}
}
}
}
#endif
printf("\n");
return FLASH_SUCCESS;
}
int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
int d;
if (addr % 2) {
read_flash(addr - 1 - CFG_FLASH_BASE, &d);
d = (int)((d & 0x00FF) | (*src++ << 8));
write_data(addr - 1, 2, (uchar *) & d);
write_data(addr + 1, cnt - 1, src);
} else
write_data(addr, cnt, src);
return FLASH_SUCCESS;
}
int write_data(long lStart, long lCount, uchar * pnData)
{
long i = 0;
unsigned long ulOffset = lStart - CFG_FLASH_BASE;
int d;
int nSector = 0;
int flag = 0;
if (lCount % 2) {
flag = 1;
lCount = lCount - 1;
}
for (i = 0; i < lCount - 1; i += 2, ulOffset += 2) {
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
d = (int)(pnData[i] | pnData[i + 1] << 8);
write_flash(ulOffset, d);
if (poll_toggle_bit(ulOffset) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
if ((i > 0) && (!(i % AFP_SectorSize2)))
printf(".");
}
if (flag) {
get_sector_number(ulOffset, &nSector);
read_flash(ulOffset, &d);
if (d != 0xffff) {
printf
("Flash not erased at offset 0x%x Please erase to reprogram \n",
ulOffset);
return FLASH_FAIL;
}
unlock_flash(ulOffset);
d = (int)(pnData[i] | (d & 0xFF00));
write_flash(ulOffset, d);
if (poll_toggle_bit(ulOffset) < 0) {
printf("Error programming the flash \n");
return FLASH_FAIL;
}
}
return FLASH_SUCCESS;
}
int write_flash(long nOffset, int nValue)
{
long addr;
addr = (CFG_FLASH_BASE + nOffset);
*(unsigned volatile short *)addr = nValue;
sync();
#if (BFIN_BOOT_MODE == BF537_SPI_MASTER_BOOT)
if (icache_status())
udelay(CONFIG_CCLK_HZ / 1000000);
#endif
return FLASH_SUCCESS;
}
int read_flash(long nOffset, int *pnValue)
{
unsigned short *pFlashAddr =
(unsigned short *)(CFG_FLASH_BASE + nOffset);
*pnValue = *pFlashAddr;
return TRUE;
}
int poll_toggle_bit(long lOffset)
{
unsigned int u1, u2;
volatile unsigned long *FB =
(volatile unsigned long *)(CFG_FLASH_BASE + lOffset);
while (1) {
u1 = *(volatile unsigned short *)FB;
u2 = *(volatile unsigned short *)FB;
u1 ^= u2;
if (!(u1 & 0x0040))
break;
if (!(u2 & 0x0020))
continue;
else {
u1 = *(volatile unsigned short *)FB;
u2 = *(volatile unsigned short *)FB;
u1 ^= u2;
if (!(u1 & 0x0040))
break;
else {
reset_flash();
return FLASH_FAIL;
}
}
}
return FLASH_SUCCESS;
}
void reset_flash(void)
{
write_flash(WRITESEQ1, RESET_VAL);
/* Wait for 10 micro seconds */
udelay(10);
}
int erase_flash(void)
{
write_flash(WRITESEQ1, WRITEDATA1);
write_flash(WRITESEQ2, WRITEDATA2);
write_flash(WRITESEQ3, WRITEDATA3);
write_flash(WRITESEQ4, WRITEDATA4);
write_flash(WRITESEQ5, WRITEDATA5);
write_flash(WRITESEQ6, WRITEDATA6);
if (poll_toggle_bit(0x0000) < 0)
return FLASH_FAIL;
return FLASH_SUCCESS;
}
int erase_block_flash(int nBlock)
{
long ulSectorOff = 0x0;
if ((nBlock < 0) || (nBlock > AFP_NumSectors))
return FALSE;
/* figure out the offset of the block in flash */
if ((nBlock >= 0) && (nBlock < SecFlashABegin))
ulSectorOff = nBlock * AFP_SectorSize1;
else if ((nBlock >= SecFlashABegin) && (nBlock < NUM_SECTORS))
ulSectorOff =
SecFlashAOff + (nBlock - SecFlashABegin) * AFP_SectorSize2;
/* no such sector */
else
return FLASH_FAIL;
write_flash((WRITESEQ1 | ulSectorOff), WRITEDATA1);
write_flash((WRITESEQ2 | ulSectorOff), WRITEDATA2);
write_flash((WRITESEQ3 | ulSectorOff), WRITEDATA3);
write_flash((WRITESEQ4 | ulSectorOff), WRITEDATA4);
write_flash((WRITESEQ5 | ulSectorOff), WRITEDATA5);
write_flash(ulSectorOff, BlockEraseVal);
if (poll_toggle_bit(ulSectorOff) < 0)
return FLASH_FAIL;
printf(".");
return FLASH_SUCCESS;
}
void unlock_flash(long ulOffset)
{
unsigned long ulOffsetAddr = ulOffset;
ulOffsetAddr &= 0xFFFF0000;
write_flash((WRITESEQ1 | ulOffsetAddr), UNLOCKDATA1);
write_flash((WRITESEQ2 | ulOffsetAddr), UNLOCKDATA2);
write_flash((WRITESEQ3 | ulOffsetAddr), UNLOCKDATA3);
}
int get_codes()
{
int dev_id = 0;
write_flash(WRITESEQ1, GETCODEDATA1);
write_flash(WRITESEQ2, GETCODEDATA2);
write_flash(WRITESEQ3, GETCODEDATA3);
read_flash(0x0402, &dev_id);
dev_id &= 0x0000FFFF;
reset_flash();
return dev_id;
}
void get_sector_number(long ulOffset, int *pnSector)
{
int nSector = 0;
long lMainEnd = 0x400000;
long lBootEnd = 0x10000;
/* sector numbers for the FLASH A boot sectors */
if (ulOffset < lBootEnd) {
nSector = (int)ulOffset / AFP_SectorSize1;
}
/* sector numbers for the FLASH B boot sectors */
else if ((ulOffset >= lBootEnd) && (ulOffset < lMainEnd)) {
nSector = ((ulOffset / (AFP_SectorSize2)) + 7);
}
/* if it is a valid sector, set it */
if ((nSector >= 0) && (nSector < AFP_NumSectors))
*pnSector = nSector;
}
board/bf537-stamp/nand.c 0 → 100644
浏览文件 @ a17824c7
/*
* (C) Copyright 2006 Aubrey.Li, aubrey.li@analog.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/io.h>
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
#include <nand.h>
#define CONCAT(a,b,c,d) a ## b ## c ## d
#define PORT(a,b) CONCAT(pPORT,a,b,)
#ifndef CONFIG_NAND_GPIO_PORT
#define CONFIG_NAND_GPIO_PORT F
#endif
/*
* hardware specific access to control-lines
*/
static void bfin_hwcontrol(struct mtd_info *mtd, int cmd)
{
register struct nand_chip *this = mtd->priv;
switch (cmd) {
case NAND_CTL_SETCLE:
this->IO_ADDR_W = CFG_NAND_BASE + BFIN_NAND_CLE;
break;
case NAND_CTL_CLRCLE:
this->IO_ADDR_W = CFG_NAND_BASE;
break;
case NAND_CTL_SETALE:
this->IO_ADDR_W = CFG_NAND_BASE + BFIN_NAND_ALE;
break;
case NAND_CTL_CLRALE:
this->IO_ADDR_W = CFG_NAND_BASE;
break;
case NAND_CTL_SETNCE:
case NAND_CTL_CLRNCE:
break;
}
this->IO_ADDR_R = this->IO_ADDR_W;
/* Drain the writebuffer */
sync();
}
int bfin_device_ready(struct mtd_info *mtd)
{
int ret = (*PORT(CONFIG_NAND_GPIO_PORT, IO) & BFIN_NAND_READY) ? 1 : 0;
sync();
return ret;
}
/*
* Board-specific NAND initialization. The following members of the
* argument are board-specific (per include/linux/mtd/nand.h):
* - IO_ADDR_R?: address to read the 8 I/O lines of the flash device
* - IO_ADDR_W?: address to write the 8 I/O lines of the flash device
* - hwcontrol: hardwarespecific function for accesing control-lines
* - dev_ready: hardwarespecific function for accesing device ready/busy line
* - enable_hwecc?: function to enable (reset) hardware ecc generator. Must
* only be provided if a hardware ECC is available
* - eccmode: mode of ecc, see defines
* - chip_delay: chip dependent delay for transfering data from array to
* read regs (tR)
* - options: various chip options. They can partly be set to inform
* nand_scan about special functionality. See the defines for further
* explanation
* Members with a "?" were not set in the merged testing-NAND branch,
* so they are not set here either.
*/
void board_nand_init(struct nand_chip *nand)
{
*PORT(CONFIG_NAND_GPIO_PORT, _FER) &= ~BFIN_NAND_READY;
*PORT(CONFIG_NAND_GPIO_PORT, IO_DIR) &= ~BFIN_NAND_READY;
*PORT(CONFIG_NAND_GPIO_PORT, IO_INEN) |= BFIN_NAND_READY;
nand->hwcontrol = bfin_hwcontrol;
nand->eccmode = NAND_ECC_SOFT;
nand->dev_ready = bfin_device_ready;
nand->chip_delay = 30;
}
#endif /* (CONFIG_COMMANDS & CFG_CMD_NAND) */
board/bf537-stamp/post-memory.c 0 → 100644
浏览文件 @ a17824c7
#include <common.h>
#include <asm/io.h>
#ifdef CONFIG_POST
#include <post.h>
#include <watchdog.h>
#if CONFIG_POST & CFG_POST_MEMORY
#define CLKIN 25000000
#define PATTERN1 0x5A5A5A5A
#define PATTERN2 0xAAAAAAAA
#define CCLK_NUM 4
#define SCLK_NUM 3
void post_out_buff(char *buff);
int post_key_pressed(void);
void post_init_pll(int mult, int div);
int post_init_sdram(int sclk);
void post_init_uart(int sclk);
const int pll[CCLK_NUM][SCLK_NUM][2] = {
{{20, 4}, {20, 5}, {20, 10}}, /* CCLK = 500M */
{{16, 4}, {16, 5}, {16, 8}}, /* CCLK = 400M */
{{8, 2}, {8, 4}, {8, 5}}, /* CCLK = 200M */
{{4, 1}, {4, 2}, {4, 4}} /* CCLK = 100M */
};
const char *const log[CCLK_NUM][SCLK_NUM] = {
{"CCLK-500Mhz SCLK-125Mhz: Writing...\0",
"CCLK-500Mhz SCLK-100Mhz: Writing...\0",
"CCLK-500Mhz SCLK- 50Mhz: Writing...\0",},
{"CCLK-400Mhz SCLK-100Mhz: Writing...\0",
"CCLK-400Mhz SCLK- 80Mhz: Writing...\0",
"CCLK-400Mhz SCLK- 50Mhz: Writing...\0",},
{"CCLK-200Mhz SCLK-100Mhz: Writing...\0",
"CCLK-200Mhz SCLK- 50Mhz: Writing...\0",
"CCLK-200Mhz SCLK- 40Mhz: Writing...\0",},
{"CCLK-100Mhz SCLK-100Mhz: Writing...\0",
"CCLK-100Mhz SCLK- 50Mhz: Writing...\0",
"CCLK-100Mhz SCLK- 25Mhz: Writing...\0",},
};
int memory_post_test(int flags)
{
int addr;
int m, n;
int sclk, sclk_temp;
int ret = 1;
sclk_temp = CLKIN / 1000000;
sclk_temp = sclk_temp * CONFIG_VCO_MULT;
for (sclk = 0; sclk_temp > 0; sclk++)
sclk_temp -= CONFIG_SCLK_DIV;
sclk = sclk * 1000000;
post_init_uart(sclk);
if (post_key_pressed() == 0)
return 0;
for (m = 0; m < CCLK_NUM; m++) {
for (n = 0; n < SCLK_NUM; n++) {
/* Calculate the sclk */
sclk_temp = CLKIN / 1000000;
sclk_temp = sclk_temp * pll[m][n][0];
for (sclk = 0; sclk_temp > 0; sclk++)
sclk_temp -= pll[m][n][1];
sclk = sclk * 1000000;
post_init_pll(pll[m][n][0], pll[m][n][1]);
post_init_sdram(sclk);
post_init_uart(sclk);
post_out_buff("\n\r\0");
post_out_buff(log[m][n]);
for (addr = 0x0; addr < CFG_MAX_RAM_SIZE; addr += 4)
*(unsigned long *)addr = PATTERN1;
post_out_buff("Reading...\0");
for (addr = 0x0; addr < CFG_MAX_RAM_SIZE; addr += 4) {
if ((*(unsigned long *)addr) != PATTERN1) {
post_out_buff("Error\n\r\0");
ret = 0;
}
}
post_out_buff("OK\n\r\0");
}
}
if (ret)
post_out_buff("memory POST passed\n\r\0");
else
post_out_buff("memory POST failed\n\r\0");
post_out_buff("\n\r\n\r\0");
return 1;
}
void post_init_uart(int sclk)
{
int divisor;
for (divisor = 0; sclk > 0; divisor++)
sclk -= 57600 * 16;
*pPORTF_FER = 0x000F;
*pPORTH_FER = 0xFFFF;
*pUART_GCTL = 0x00;
*pUART_LCR = 0x83;
sync();
*pUART_DLL = (divisor & 0xFF);
sync();
*pUART_DLH = ((divisor >> 8) & 0xFF);
sync();
*pUART_LCR = 0x03;
sync();
*pUART_GCTL = 0x01;
sync();
}
void post_out_buff(char *buff)
{
int i = 0;
for (i = 0; i < 0x80000; i++) ;
i = 0;
while ((buff[i] != '\0') && (i != 100)) {
while (!(*pUART_LSR & 0x20)) ;
*pUART_THR = buff[i];
sync();
i++;
}
for (i = 0; i < 0x80000; i++) ;
}
/* Using sw10-PF5 as the hotkey */
#define KEY_LOOP 0x80000
#define KEY_DELAY 0x80
int post_key_pressed(void)
{
int i, n;
unsigned short value;
*pPORTF_FER &= ~PF5;
*pPORTFIO_DIR &= ~PF5;
*pPORTFIO_INEN |= PF5;
sync();
post_out_buff("########Press SW10 to enter Memory POST########: 3\0");
for (i = 0; i < KEY_LOOP; i++) {
value = *pPORTFIO & PF5;
if (*pUART0_RBR == 0x0D) {
value = 0;
goto key_pressed;
}
if (value != 0) {
goto key_pressed;
}
for (n = 0; n < KEY_DELAY; n++)
asm("nop");
}
post_out_buff("\b2\0");
for (i = 0; i < KEY_LOOP; i++) {
value = *pPORTFIO & PF5;
if (*pUART0_RBR == 0x0D) {
value = 0;
goto key_pressed;
}
if (value != 0) {
goto key_pressed;
}
for (n = 0; n < KEY_DELAY; n++)
asm("nop");
}
post_out_buff("\b1\0");
for (i = 0; i < KEY_LOOP; i++) {
value = *pPORTFIO & PF5;
if (*pUART0_RBR == 0x0D) {
value = 0;
goto key_pressed;
}
if (value != 0) {
goto key_pressed;
}
for (n = 0; n < KEY_DELAY; n++)
asm("nop");
}
key_pressed:
post_out_buff("\b0");
post_out_buff("\n\r\0");
if (value == 0)
return 0;
post_out_buff("Hotkey has been pressed, Enter POST . . . . . .\n\r\0");
return 1;
}
void post_init_pll(int mult, int div)
{
*pSIC_IWR = 0x01;
*pPLL_CTL = (mult << 9);
*pPLL_DIV = div;
asm("CLI R2;");
asm("IDLE;");
asm("STI R2;");
while (!(*pPLL_STAT & 0x20)) ;
}
int post_init_sdram(int sclk)
{
int SDRAM_tRP, SDRAM_tRP_num, SDRAM_tRAS, SDRAM_tRAS_num, SDRAM_tRCD,
SDRAM_tWR;
int SDRAM_Tref, SDRAM_NRA, SDRAM_CL, SDRAM_SIZE, SDRAM_WIDTH,
mem_SDGCTL, mem_SDBCTL, mem_SDRRC;
if ((sclk > 119402985)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_7;
SDRAM_tRAS_num = 7;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 104477612) && (sclk <= 119402985)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_6;
SDRAM_tRAS_num = 6;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 89552239) && (sclk <= 104477612)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_5;
SDRAM_tRAS_num = 5;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 74626866) && (sclk <= 89552239)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_4;
SDRAM_tRAS_num = 4;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 66666667) && (sclk <= 74626866)) {
SDRAM_tRP = TRP_2;
SDRAM_tRP_num = 2;
SDRAM_tRAS = TRAS_3;
SDRAM_tRAS_num = 3;
SDRAM_tRCD = TRCD_2;
SDRAM_tWR = TWR_2;
} else if ((sclk > 59701493) && (sclk <= 66666667)) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_4;
SDRAM_tRAS_num = 4;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else if ((sclk > 44776119) && (sclk <= 59701493)) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_3;
SDRAM_tRAS_num = 3;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else if ((sclk > 29850746) && (sclk <= 44776119)) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_2;
SDRAM_tRAS_num = 2;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else if (sclk <= 29850746) {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_1;
SDRAM_tRAS_num = 1;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
} else {
SDRAM_tRP = TRP_1;
SDRAM_tRP_num = 1;
SDRAM_tRAS = TRAS_1;
SDRAM_tRAS_num = 1;
SDRAM_tRCD = TRCD_1;
SDRAM_tWR = TWR_2;
}
/*SDRAM INFORMATION: */
SDRAM_Tref = 64; /* Refresh period in milliseconds */
SDRAM_NRA = 4096; /* Number of row addresses in SDRAM */
SDRAM_CL = CL_3; /* 2 */
SDRAM_SIZE = EBSZ_64;
SDRAM_WIDTH = EBCAW_10;
mem_SDBCTL = SDRAM_WIDTH | SDRAM_SIZE | EBE;
/* Equation from section 17 (p17-46) of BF533 HRM */
mem_SDRRC =
(((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) -
(SDRAM_tRAS_num + SDRAM_tRP_num);
/* Enable SCLK Out */
mem_SDGCTL =
(SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR
| PSS);
sync();
*pEBIU_SDGCTL |= 0x1000000;
/* Set the SDRAM Refresh Rate control register based on SSCLK value */
*pEBIU_SDRRC = mem_SDRRC;
/* SDRAM Memory Bank Control Register */
*pEBIU_SDBCTL = mem_SDBCTL;
/* SDRAM Memory Global Control Register */
*pEBIU_SDGCTL = mem_SDGCTL;
sync();
return mem_SDRRC;
}
#endif /* CONFIG_POST & CFG_POST_MEMORY */
#endif /* CONFIG_POST */
board/bf537-stamp/stm_m25p64.c 0 → 100644
浏览文件 @ a17824c7
/****************************************************************************
* SPI flash driver for M25P64
****************************************************************************/
#include <common.h>
#include <linux/ctype.h>
#include <asm/io.h>
#if defined(CONFIG_SPI)
/* Application definitions */
#define NUM_SECTORS 128 /* number of sectors */
#define SECTOR_SIZE 0x10000
#define NOP_NUM 1000
#define COMMON_SPI_SETTINGS (SPE|MSTR|CPHA|CPOL) /* Settings to the SPI_CTL */
#define TIMOD01 (0x01) /* stes the SPI to work with core instructions */
/* Flash commands */
#define SPI_WREN (0x06) /*Set Write Enable Latch */
#define SPI_WRDI (0x04) /*Reset Write Enable Latch */
#define SPI_RDSR (0x05) /*Read Status Register */
#define SPI_WRSR (0x01) /*Write Status Register */
#define SPI_READ (0x03) /*Read data from memory */
#define SPI_FAST_READ (0x0B) /*Read data from memory */
#define SPI_PP (0x02) /*Program Data into memory */
#define SPI_SE (0xD8) /*Erase one sector in memory */
#define SPI_BE (0xC7) /*Erase all memory */
#define WIP (0x1) /*Check the write in progress bit of the SPI status register */
#define WEL (0x2) /*Check the write enable bit of the SPI status register */
#define TIMEOUT 350000000
typedef enum {
NO_ERR,
POLL_TIMEOUT,
INVALID_SECTOR,
INVALID_BLOCK,
} ERROR_CODE;
void spi_init_f(void);
void spi_init_r(void);
ssize_t spi_read(uchar *, int, uchar *, int);
ssize_t spi_write(uchar *, int, uchar *, int);
char ReadStatusRegister(void);
void Wait_For_SPIF(void);
void SetupSPI(const int spi_setting);
void SPI_OFF(void);
void SendSingleCommand(const int iCommand);
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector);
ERROR_CODE EraseBlock(int nBlock);
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData);
ERROR_CODE Wait_For_Status(char Statusbit);
ERROR_CODE Wait_For_WEL(void);
/*
* Function: spi_init_f
* Description: Init SPI-Controller (ROM part)
* return: ---
*/
void spi_init_f(void)
{
}
/*
* Function: spi_init_r
* Description: Init SPI-Controller (RAM part) -
* The malloc engine is ready and we can move our buffers to
* normal RAM
* return: ---
*/
void spi_init_r(void)
{
return;
}
/*
* Function: spi_write
*/
ssize_t spi_write(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
int start_block, end_block;
int start_byte, end_byte;
ERROR_CODE result = NO_ERR;
uchar temp[SECTOR_SIZE];
int i, num;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
/* Get the start block number */
result = GetSectorNumber(offset, &start_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
/* Get the end block number */
result = GetSectorNumber(offset + len - 1, &end_block);
if (result == INVALID_SECTOR) {
printf("Invalid sector! ");
return 0;
}
for (num = start_block; num <= end_block; num++) {
ReadData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
start_byte = num * SECTOR_SIZE;
end_byte = (num + 1) * SECTOR_SIZE - 1;
if (start_byte < offset)
start_byte = offset;
if (end_byte > (offset + len))
end_byte = (offset + len - 1);
for (i = start_byte; i <= end_byte; i++)
temp[i - num * SECTOR_SIZE] = buffer[i - offset];
EraseBlock(num);
result = WriteData(num * SECTOR_SIZE, SECTOR_SIZE, (int *)temp);
if (result != NO_ERR)
return 0;
printf(".");
}
return len;
}
/*
* Function: spi_read
*/
ssize_t spi_read(uchar * addr, int alen, uchar * buffer, int len)
{
unsigned long offset;
offset = addr[0] << 16 | addr[1] << 8 | addr[2];
ReadData(offset, len, (int *)buffer);
return len;
}
void SendSingleCommand(const int iCommand)
{
unsigned short dummy;
/* turns on the SPI in single write mode */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/* sends the actual command to the SPI TX register */
*pSPI_TDBR = iCommand;
sync();
/* The SPI status register will be polled to check the SPIF bit */
Wait_For_SPIF();
dummy = *pSPI_RDBR;
/* The SPI will be turned off */
SPI_OFF();
}
void SetupSPI(const int spi_setting)
{
if (icache_status() || dcache_status())
udelay(CONFIG_CCLK_HZ / 50000000);
/*sets up the PF10 to be the slave select of the SPI */
*pPORTF_FER |= (PF10 | PF11 | PF12 | PF13);
*pSPI_FLG = 0xFF02;
*pSPI_BAUD = CONFIG_SPI_BAUD;
*pSPI_CTL = spi_setting;
sync();
*pSPI_FLG = 0xFD02;
sync();
}
void SPI_OFF(void)
{
*pSPI_CTL = 0x0400; /* disable SPI */
*pSPI_FLG = 0;
*pSPI_BAUD = 0;
sync();
udelay(CONFIG_CCLK_HZ / 50000000);
}
void Wait_For_SPIF(void)
{
unsigned short dummyread;
while ((*pSPI_STAT & TXS)) ;
while (!(*pSPI_STAT & SPIF)) ;
while (!(*pSPI_STAT & RXS)) ;
/* Read dummy to empty the receive register */
dummyread = *pSPI_RDBR;
}
ERROR_CODE Wait_For_WEL(void)
{
int i;
char status_register = 0;
ERROR_CODE ErrorCode = NO_ERR;
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if ((status_register & WEL)) {
ErrorCode = NO_ERR;
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
ERROR_CODE Wait_For_Status(char Statusbit)
{
int i;
char status_register = 0xFF;
ERROR_CODE ErrorCode = NO_ERR;
for (i = 0; i < TIMEOUT; i++) {
status_register = ReadStatusRegister();
if (!(status_register & Statusbit)) {
ErrorCode = NO_ERR;
break;
}
ErrorCode = POLL_TIMEOUT; /* Time out error */
};
return ErrorCode;
}
char ReadStatusRegister(void)
{
char status_register = 0;
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turn on the SPI */
*pSPI_TDBR = SPI_RDSR; /* send instruction to read status register */
sync();
Wait_For_SPIF(); /*wait until the instruction has been sent */
*pSPI_TDBR = 0; /*send dummy to receive the status register */
sync();
Wait_For_SPIF(); /*wait until the data has been sent */
status_register = *pSPI_RDBR; /*read the status register */
SPI_OFF(); /* Turn off the SPI */
return status_register;
}
ERROR_CODE GetSectorNumber(unsigned long ulOffset, int *pnSector)
{
int nSector = 0;
ERROR_CODE ErrorCode = NO_ERR;
if (ulOffset > (NUM_SECTORS * 0x10000 - 1)) {
ErrorCode = INVALID_SECTOR;
return ErrorCode;
}
nSector = (int)ulOffset / 0x10000;
*pnSector = nSector;
return ErrorCode;
}
ERROR_CODE EraseBlock(int nBlock)
{
unsigned long ulSectorOff = 0x0, ShiftValue;
ERROR_CODE ErrorCode = NO_ERR;
/* if the block is invalid just return */
if ((nBlock < 0) || (nBlock > NUM_SECTORS)) {
ErrorCode = INVALID_BLOCK;
return ErrorCode;
}
/* figure out the offset of the block in flash */
if ((nBlock >= 0) && (nBlock < NUM_SECTORS)) {
ulSectorOff = (nBlock * SECTOR_SIZE);
} else {
ErrorCode = INVALID_BLOCK;
return ErrorCode;
}
/* A write enable instruction must previously have been executed */
SendSingleCommand(SPI_WREN);
/* The status register will be polled to check the write enable latch "WREN" */
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Erase block error\n");
return ErrorCode;
} else
/* Turn on the SPI to send single commands */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
/*
* Send the erase block command to the flash followed by the 24 address
* to point to the start of a sector
*/
*pSPI_TDBR = SPI_SE;
sync();
Wait_For_SPIF();
/* Send the highest byte of the 24 bit address at first */
ShiftValue = (ulSectorOff >> 16);
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the middle byte of the 24 bit address at second */
ShiftValue = (ulSectorOff >> 8);
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the lowest byte of the 24 bit address finally */
*pSPI_TDBR = ulSectorOff;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Turns off the SPI */
SPI_OFF();
/* Poll the status register to check the Write in Progress bit */
/* Sector erase takes time */
ErrorCode = Wait_For_Status(WIP);
/* block erase should be complete */
return ErrorCode;
}
/*
* ERROR_CODE ReadData()
* Read a value from flash for verify purpose
* Inputs: unsigned long ulStart - holds the SPI start address
* int pnData - pointer to store value read from flash
* long lCount - number of elements to read
*/
ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ShiftValue;
char *cnData;
int i;
/* Pointer cast to be able to increment byte wise */
cnData = (char *)pnData;
/* Start SPI interface */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
#ifdef CONFIG_SPI_FLASH_FAST_READ
/* Send the read command to SPI device */
*pSPI_TDBR = SPI_FAST_READ;
#else
/* Send the read command to SPI device */
*pSPI_TDBR = SPI_READ;
#endif
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the highest byte of the 24 bit address at first */
ShiftValue = (ulStart >> 16);
/* Send the byte to the SPI device */
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the middle byte of the 24 bit address at second */
ShiftValue = (ulStart >> 8);
/* Send the byte to the SPI device */
*pSPI_TDBR = ShiftValue;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
/* Send the lowest byte of the 24 bit address finally */
*pSPI_TDBR = ulStart;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
#ifdef CONFIG_SPI_FLASH_FAST_READ
/* Send dummy for FAST_READ */
*pSPI_TDBR = 0;
sync();
/* Wait until the instruction has been sent */
Wait_For_SPIF();
#endif
/* After the SPI device address has been placed on the MOSI pin the data can be */
/* received on the MISO pin. */
for (i = 0; i < lCount; i++) {
*pSPI_TDBR = 0;
sync();
while (!(*pSPI_STAT & RXS)) ;
*cnData++ = *pSPI_RDBR;
if ((i >= SECTOR_SIZE) && (i % SECTOR_SIZE == 0))
printf(".");
}
/* Turn off the SPI */
SPI_OFF();
return NO_ERR;
}
ERROR_CODE WriteFlash(unsigned long ulStartAddr, long lTransferCount,
int *iDataSource, long *lWriteCount)
{
unsigned long ulWAddr;
long lWTransferCount = 0;
int i;
char iData;
char *temp = (char *)iDataSource;
ERROR_CODE ErrorCode = NO_ERR;
/* First, a Write Enable Command must be sent to the SPI. */
SendSingleCommand(SPI_WREN);
/*
* Second, the SPI Status Register will be tested whether the
* Write Enable Bit has been set
*/
ErrorCode = Wait_For_WEL();
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Write Time Out\n");
return ErrorCode;
} else
/* Third, the 24 bit address will be shifted out
* the SPI MOSI bytewise.
* Turns the SPI on
*/
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
*pSPI_TDBR = SPI_PP;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
ulWAddr = (ulStartAddr >> 16);
*pSPI_TDBR = ulWAddr;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
ulWAddr = (ulStartAddr >> 8);
*pSPI_TDBR = ulWAddr;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
ulWAddr = ulStartAddr;
*pSPI_TDBR = ulWAddr;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
/*
* Fourth, maximum number of 256 bytes will be taken from the Buffer
* and sent to the SPI device.
*/
for (i = 0; (i < lTransferCount) && (i < 256); i++, lWTransferCount++) {
iData = *temp;
*pSPI_TDBR = iData;
sync();
/*wait until the instruction has been sent */
Wait_For_SPIF();
temp++;
}
/* Turns the SPI off */
SPI_OFF();
/*
* Sixth, the SPI Write in Progress Bit must be toggled to ensure the
* programming is done before start of next transfer
*/
ErrorCode = Wait_For_Status(WIP);
if (POLL_TIMEOUT == ErrorCode) {
printf("SPI Program Time out!\n");
return ErrorCode;
} else
*lWriteCount = lWTransferCount;
return ErrorCode;
}
ERROR_CODE WriteData(unsigned long ulStart, long lCount, int *pnData)
{
unsigned long ulWStart = ulStart;
long lWCount = lCount, lWriteCount;
long *pnWriteCount = &lWriteCount;
ERROR_CODE ErrorCode = NO_ERR;
while (lWCount != 0) {
ErrorCode = WriteFlash(ulWStart, lWCount, pnData, pnWriteCount);
/*
* After each function call of WriteFlash the counter
* must be adjusted
*/
lWCount -= *pnWriteCount;
/* Also, both address pointers must be recalculated. */
ulWStart += *pnWriteCount;
pnData += *pnWriteCount / 4;
}
/* return the appropriate error code */
return ErrorCode;
}
#endif /* CONFIG_SPI */
board/bf537-stamp/u-boot.lds.S 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - u-boot.lds.S
*
* Copyright (c) 2005-2007 Analog Device Inc.
*
* (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 <config.h>
OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
MEMORY
{
ram : ORIGIN = (CFG_MONITOR_BASE), LENGTH = (256 * 1024)
l1_code : ORIGIN = 0xFFA00000, LENGTH = 0xC000
l1_data : ORIGIN = 0xFF900000, LENGTH = 0x4000
}
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS; /*0x1000;*/
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector before the environment sector. If it throws */
/* an error during compilation remove an object here to get */
/* it linked after the configuration sector. */
cpu/bf537/start.o (.text)
cpu/bf537/start1.o (.text)
cpu/bf537/traps.o (.text)
cpu/bf537/interrupt.o (.text)
cpu/bf537/serial.o (.text)
common/dlmalloc.o (.text)
/* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text)
/* lib_generic/zlib.o (.text) */
/* board/bf537-stamp/bf537-stamp.o (.text) */
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text)
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .text)
*(.fixup)
*(.got1)
} > ram
_etext = .;
PROVIDE (etext = .);
.text_l1 :
{
. = ALIGN(4) ;
_text_l1 = .;
PROVIDE (text_l1 = .);
board/bf537-stamp/post-memory.o (.text)
. = ALIGN(4) ;
_etext_l1 = .;
PROVIDE (etext_l1 = .);
} > l1_code AT > ram
.rodata :
{
. = ALIGN(4);
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata)
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata1)
*(EXCLUDE_FILE (board/bf537-stamp/post-memory.o) .rodata.str1.4)
*(.eh_frame)
. = ALIGN(4);
} > ram
. = ALIGN(4);
_erodata = .;
PROVIDE (erodata = .);
.rodata_l1 :
{
. = ALIGN(4) ;
_rodata_l1 = .;
PROVIDE (rodata_l1 = .);
board/bf537-stamp/post-memory.o (.rodata)
board/bf537-stamp/post-memory.o (.rodata1)
board/bf537-stamp/post-memory.o (.rodata.str1.4)
. = ALIGN(4) ;
_erodata_l1 = .;
PROVIDE(erodata_l1 = .);
} > l1_data AT > ram
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
} > ram
_edata = .;
PROVIDE (edata = .);
___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) } > ram
___u_boot_cmd_end = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
.bss :
{
__bss_start = .;
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
} > ram
_end = . ;
PROVIDE (end = .);
}
board/ezkit533/Makefile → board/bf561-ezkit/Makefile
浏览文件 @ a17824c7
#
# U-boot - Makefile
#
# Copyright (c) 2005 blackfin.uclinux.org
# Copyright (c) 2005-2007 Analog Device Inc.
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
......@@ -29,14 +29,24 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS = $(BOARD).o flash.o ezkit533.o
COBJS := $(BOARD).o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
$(LIB): $(obj).depend $(OBJS) $(SOBJS) u-boot.lds
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
u-boot.lds: u-boot.lds.S
$(CPP) $(CPPFLAGS) -P -Ubfin $^ > $@.tmp
mv -f $@.tmp $@
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
......
board/bf561-ezkit/bf561-ezkit.c 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - ezkit561.c
*
* Copyright (c) 2005 Bas Vermeulen <bas@buyways.nl>
* Copyright (c) 2005 blackfin.uclinux.org
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/io.h>
int checkboard(void)
{
printf("CPU: ADSP BF561\n");
printf("Board: ADI BF561 EZ-Kit Lite board\n");
printf(" Support: http://blackfin.uclinux.org/\n");
return 0;
}
long int initdram(int board_type)
{
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
int brate;
char *tmp = getenv("baudrate");
brate = simple_strtoul(tmp, NULL, 16);
printf("Serial Port initialized with Baud rate = %x\n", brate);
printf("SDRAM attributes:\n");
printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
"tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
3, 3, 6, 2, 3);
printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
#endif
gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return CFG_MAX_RAM_SIZE;
}
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
/* Keep PF12 low to be able to drive the USB-LAN Extender */
*pFIO0_DIR = 0x0000;
*pFIO0_FLAG_C = 0x1000; /* Clear PF12 */
sync();
*pFIO0_POLAR = 0x0000;
sync();
return 0;
}
#endif
board/bf561-ezkit/config.mk 0 → 100644
浏览文件 @ a17824c7
#
# (C) Copyright 2001
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
# TEXT_BASE should be defined as the MAX_SDRAM Address - 256k bytes
# 256k is defined as CFG_MONITOR_LEN in ./include/configs/<board>.h
TEXT_BASE = 0x03FC0000
board/bf561-ezkit/u-boot.lds.S 0 → 100644
浏览文件 @ a17824c7
/*
* U-boot - u-boot.lds.S
*
* Copyright (c) 2005-2007 Analog Device Inc.
*
* (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 <config.h>
OUTPUT_ARCH(bfin)
OUTPUT_ARCH(bfin)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
. = CFG_MONITOR_BASE;
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector before the environment sector. If it throws */
/* an error during compilation remove an object here to get */
/* it linked after the configuration sector. */
cpu/bf561/start.o (.text)
cpu/bf561/start1.o (.text)
cpu/bf561/traps.o (.text)
cpu/bf561/interrupt.o (.text)
cpu/bf561/serial.o (.text)
common/dlmalloc.o (.text)
/* lib_blackfin/bf533_string.o (.text) */
/* lib_generic/vsprintf.o (.text) */
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
board/bf561-ezkit/bf561-ezkit.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.text)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
___u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
___u_boot_cmd_end = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}
common/cmd_bootm.c
浏览文件 @ a17824c7
......@@ -258,7 +258,7 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
if (hdr->ih_arch != IH_CPU_MICROBLAZE)
#elif defined(__nios2__)
if (hdr->ih_arch != IH_CPU_NIOS2)
#elif defined(__blackfin__)
#elif defined(__bfin__)
if (hdr->ih_arch != IH_CPU_BLACKFIN)
#elif defined(__avr32__)
if (hdr->ih_arch != IH_CPU_AVR32)
......@@ -1367,6 +1367,7 @@ print_type (image_header_t *hdr)
case IH_CPU_MICROBLAZE: arch = "Microblaze"; break;
case IH_CPU_NIOS: arch = "Nios"; break;
case IH_CPU_NIOS2: arch = "Nios-II"; break;
case IH_CPU_BLACKFIN: arch = "Blackfin"; break;
default: arch = "Unknown Architecture"; break;
}
......
config.mk
浏览文件 @ a17824c7
......@@ -70,7 +70,7 @@ endif
endif
ifeq ($(ARCH),blackfin)
PLATFORM_CPPFLAGS+= -D__BLACKFIN__ -mno-underscore
PLATFORM_CPPFLAGS+= -D__BLACKFIN__
endif
ifdef ARCH
......
cpu/bf533/Makefile
浏览文件 @ a17824c7
......@@ -2,7 +2,7 @@
#
# Copyright (c) 2005 blackfin.uclinux.org
#
# (C) Copyright 2000-2006
# (C) Copyright 2000-2004
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
......@@ -28,14 +28,16 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(CPU).a
START = start.o start1.o interrupt.o cache.o cplbhdlr.o cplbmgr.o flush.o
COBJS = cpu.o traps.o ints.o serial.o interrupts.o
START = start.o start1.o interrupt.o cache.o flush.o init_sdram.o
COBJS = cpu.o traps.o ints.o serial.o interrupts.o video.o
EXTRA = init_sdram_bootrom_initblock.o
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))
START := $(addprefix $(obj),$(START))
all: $(obj).depend $(START) $(LIB)
all: $(obj).depend $(START) $(LIB) $(obj).depend $(EXTRA)
$(LIB): $(OBJS)
$(AR) $(ARFLAGS) $@ $(OBJS)
......
cpu/bf533/bf533_serial.h
浏览文件 @ a17824c7
......@@ -63,8 +63,7 @@ int serial_getc(void);
void serial_puts(const char *s);
static void local_put_char(char ch);
extern int get_clock(void);
int baud_table[5] = {9600, 19200, 38400, 57600, 115200};
int baud_table[5] = { 9600, 19200, 38400, 57600, 115200 };
struct {
unsigned char dl_high;
......
cpu/bf533/cache.S
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cpu/bf533/config.mk
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......@@ -24,4 +24,4 @@
# MA 02111-1307 USA
#
PLATFORM_RELFLAGS += -ffixed-P5
PLATFORM_RELFLAGS += -mcpu=bf533 -ffixed-P5
cpu/bf533/cplbhdlr.S 已删除 100644 → 0
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cpu/bf533/cplbmgr.S 已删除 100644 → 0
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cpu/bf533/cpu.c
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cpu/bf533/cpu.h
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......@@ -32,8 +32,8 @@
#define DEF_INTERRUPT_FLAGS 1
#define MAX_TIM_LOAD 0xFFFFFFFF
void blackfin_irq_panic(int reason, struct pt_regs * reg);
extern void dump(struct pt_regs * regs);
void blackfin_irq_panic(int reason, struct pt_regs *reg);
extern void dump(struct pt_regs *regs);
void display_excp(void);
asmlinkage void evt_nmi(void);
asmlinkage void evt_exception(void);
......@@ -50,16 +50,17 @@ asmlinkage void evt_evt12(void);
asmlinkage void evt_evt13(void);
asmlinkage void evt_soft_int1(void);
asmlinkage void evt_system_call(void);
void blackfin_irq_panic(int reason, struct pt_regs * regs);
void blackfin_irq_panic(int reason, struct pt_regs *regs);
void blackfin_free_irq(unsigned int irq, void *dev_id);
void call_isr(int irq, struct pt_regs * fp);
void call_isr(int irq, struct pt_regs *fp);
void blackfin_do_irq(int vec, struct pt_regs *fp);
void blackfin_init_IRQ(void);
void blackfin_enable_irq(unsigned int irq);
void blackfin_disable_irq(unsigned int irq);
extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
extern int do_reset(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]);
int blackfin_request_irq(unsigned int irq,
void (*handler)(int, void *, struct pt_regs *),
unsigned long flags,const char *devname,void *dev_id);
void (*handler) (int, void *, struct pt_regs *),
unsigned long flags, const char *devname,
void *dev_id);
void timer_init(void);
#endif
cpu/bf533/flush.S
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cpu/bf533/init_sdram.S 0 → 100644
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cpu/bf533/init_sdram_bootrom_initblock.S 0 → 100644
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cpu/bf533/interrupt.S
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cpu/bf533/interrupts.c
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cpu/bf533/ints.c
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cpu/bf533/serial.c
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cpu/bf533/start.S
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cpu/bf533/start1.S
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......@@ -24,8 +24,8 @@
#define ASSEMBLY
#include <linux/config.h>
#include <asm/blackfin.h>
#include <config.h>
#include <asm/blackfin.h>
.global start1;
.global _start1;
......@@ -34,5 +34,5 @@
_start1:
start1:
sp += -12;
call board_init_f;
call _board_init_f;
sp += 12;
cpu/bf533/traps.c
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cpu/bf533/video.h 0 → 100644
浏览文件 @ a17824c7
#include <video_logo.h>
#define write_dest_byte(val) {*dest++=val;}
#define BLACK (0x01800180) /* black pixel pattern */
#define BLUE (0x296E29F0) /* blue pixel pattern */
#define RED (0x51F0515A) /* red pixel pattern */
#define MAGENTA (0x6ADE6ACA) /* magenta pixel pattern */
#define GREEN (0x91229136) /* green pixel pattern */
#define CYAN (0xAA10AAA6) /* cyan pixel pattern */
#define YELLOW (0xD292D210) /* yellow pixel pattern */
#define WHITE (0xFE80FE80) /* white pixel pattern */
#define true 1
#define false 0
typedef struct {
unsigned int SAV;
unsigned int EAV;
} SystemCodeType;
const SystemCodeType SystemCodeMap[4] = {
{0xFF000080, 0xFF00009D},
{0xFF0000AB, 0xFF0000B6},
{0xFF0000C7, 0xFF0000DA},
{0xFF0000EC, 0xFF0000F1}
};
cpu/bf537/Makefile 0 → 100644
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cpu/bf537/cache.S 0 → 100644
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cpu/bf537/config.mk 0 → 100644
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# U-boot - config.mk
#
# Copyright (c) 2005 blackfin.uclinux.org
#
# (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
#
PLATFORM_RELFLAGS += -mcpu=bf537 -ffixed-P5
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cpu/bf537/i2c.c 0 → 100644
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cpu/bf537/interrupt.S 0 → 100644
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examples/Makefile
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examples/stubs.c
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include/asm-blackfin/arch-bf533/cplbtab.h 0 → 100644
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include/asm-blackfin/arch-bf537/anomaly.h 0 → 100644
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include/asm-blackfin/arch-bf537/bf5xx_rtc.h 0 → 100644
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include/asm-blackfin/arch-bf537/irq.h 0 → 100644
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include/asm-blackfin/arch-bf561/anomaly.h 0 → 100644
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include/asm-blackfin/arch-bf561/bf561_serial.h 0 → 100644
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include/asm-blackfin/arch-bf561/cdefBF561.h 0 → 100644
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include/asm-blackfin/arch-bf561/defBF561.h 0 → 100644
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include/asm-blackfin/arch-bf561/defBF561_extn.h 0 → 100644
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include/asm-blackfin/arch-bf561/irq.h 0 → 100644
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include/asm-blackfin/arch-common/bf53x_rtc.h 0 → 100644
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include/asm-blackfin/bitops.h
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include/asm-blackfin/blackfin.h
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include/asm-blackfin/cplb.h
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include/asm-blackfin/cplbtab.h 已删除 100644 → 0
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include/asm-blackfin/delay.h
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include/asm-blackfin/entry.h
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include/asm-blackfin/global_data.h
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include/asm-blackfin/hw_irq.h
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include/asm-blackfin/io-kernel.h
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include/asm-blackfin/io.h
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include/asm-blackfin/irq.h
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include/asm-blackfin/machdep.h
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include/asm-blackfin/mem_init.h
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include/asm-blackfin/page.h
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include/asm-blackfin/processor.h
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include/asm-blackfin/setup.h
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include/asm-blackfin/string.h
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include/asm-blackfin/u-boot.h
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include/asm-blackfin/uaccess.h
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include/configs/bf533-stamp.h 0 → 100644
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include/configs/bf537-stamp.h 0 → 100644
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include/configs/bf561-ezkit.h 0 → 100644
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include/configs/stamp.h 已删除 100644 → 0
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include/flash.h
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include/linux/stat.h
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lib_blackfin/Makefile
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lib_blackfin/bf533_linux.c
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lib_blackfin/bf533_string.c
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lib_blackfin/blackfin_board.h
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lib_blackfin/board.c
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lib_blackfin/cache.c
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lib_blackfin/memcmp.S 0 → 100644
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lib_blackfin/memcpy.S 0 → 100644
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lib_blackfin/memmove.S 0 → 100644
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lib_blackfin/memset.S 0 → 100644
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lib_blackfin/muldi3.c
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lib_blackfin/post.c 0 → 100644
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lib_blackfin/tests.c 0 → 100644
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rtc/Makefile
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rtc/bf533_rtc.c → rtc/bf5xx_rtc.c
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