jens/vhdl
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- Cleanedup toolchain

Browse Source 
Committed on the Free edition of March Hare Software CVSNT Server.
Upgrade to CVS Suite for more features and support:
http://march-hare.com/cvsnt/


git-svn-id: http://moon:8086/svn/vhdl/trunk@381 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2009-03-14 17:19:29 +00:00
parent 5f24a7e1dc
commit 58f704112c
15 changed files with 184 additions and 329 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/CPUs/MIPS/bsp/examples/Makefile
+20 -36
View File
@@ -1,7 +1,6 @@
CFLAGS=-msoft-float -O2 -march=r3000 -I.
LFLAGS=-M -T link.ld
LIB_DIRS=-L . -L $(MIPS_TOOLS_PREFIX)/mipsel-elf/lib -L $(MIPS_TOOLS_PREFIX)/lib/gcc/mipsel-elf/$(MIPS_GCC_VER)
LIBS=-lc -lm -lgcc
CFLAGS=-msoft-float -O2 -march=r3000 -I. -Wl,-M
LIBS=-lc -lm
AS=mipsel-elf-as
AR=mipsel-elf-ar
@@ -15,122 +14,107 @@ PROG = hello testbench test_irq dhry queens stanford paranoia rmd160_test Bessel
all: $(PROG)
libsys: startup.S init.S kernel.S libsys.c xcpt.c irq.c
libsys: startup.S kernel.S libsys.c xcpt.c irq.c
$(CC) $(CFLAGS) -G 0 -c startup.S -o startup.o
$(CC) $(CFLAGS) -G 0 -c kernel.S -o kernel.o
$(CC) $(CFLAGS) -G 0 -c init.S -o init.o
$(CC) $(CFLAGS) -G 0 -c libsys.c -o libsys.o
$(CC) $(CFLAGS) -G 0 -c xcpt.c -o xcpt.o
$(CC) $(CFLAGS) -G 0 -c irq.c -o irq.o
$(AR) -r libsys.a init.o libsys.o xcpt.o irq.o
$(AR) -r libsys.a libsys.o xcpt.o irq.o
hello: hello.c
$(CC) $(CFLAGS) -c hello.c
$(LD) $(LFLAGS) $(LIB_DIRS) hello.o -o $@.elf $(LIBS) >$@.map
hello: hello.c
$(CC) $(CFLAGS) -o $@.elf -Os -g hello.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
testbench: testbench.c
$(CC) $(CFLAGS) -c testbench.c paranoia.c -DNOSIGNAL -DBATCHMODE -DNOMAIN
$(LD) $(LFLAGS) $(LIB_DIRS) paranoia.o testbench.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -DNOSIGNAL -DBATCHMODE -DNOMAIN -Os -g testbench.c paranoia.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
test_irq: test_irq.c
$(CC) $(CFLAGS) -c test_irq.c
$(LD) $(LFLAGS) $(LIB_DIRS) test_irq.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf test_irq.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
dhry: dhry_1.c dhry_2.c dhry.h
$(CC) $(CFLAGS) -DHZ=1000 -c dhry_1.c dhry_2.c
$(LD) $(LFLAGS) $(LIB_DIRS) dhry_1.o dhry_2.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -DHZ=1000 dhry_1.c dhry_2.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
queens: queens.c
$(CC) $(CFLAGS) -DUNIX_Old -DHZ=1000 -c queens.c
$(LD) $(LFLAGS) $(LIB_DIRS) queens.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -DUNIX_Old -DHZ=1000 queens.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
stanford: stanford.c
$(CC) $(CFLAGS) -DHZ=1000 -c stanford.c
$(LD) $(LFLAGS) $(LIB_DIRS) stanford.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -DHZ=1000 stanford.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
paranoia: paranoia.c
$(CC) $(CFLAGS) -DNOSIGNAL -DBATCHMODE -g -c paranoia.c
$(LD) $(LFLAGS) $(LIB_DIRS) paranoia.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -DNOSIGNAL -DBATCHMODE -g paranoia.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
rmd160_test: rmd160_test.c rmd160.c rmd160.h
$(CC) $(CFLAGS) -DNOSIGNAL -DBATCHMODE -g -c rmd160.c rmd160_test.c
$(LD) $(LFLAGS) $(LIB_DIRS) rmd160.o rmd160_test.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -DNOSIGNAL -DBATCHMODE -g rmd160.c rmd160_test.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
Bessel: Bessel.c
$(CC) $(CFLAGS) -g -c Bessel.c
$(LD) $(LFLAGS) $(LIB_DIRS) Bessel.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -g Bessel.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
whet: whet.c
$(CC) $(CFLAGS) -c whet.c
$(LD) $(LFLAGS) $(LIB_DIRS) whet.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf whet.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
phrasen: phrasen.c
$(CC) $(CFLAGS) -g -c phrasen.c
$(LD) $(LFLAGS) $(LIB_DIRS) phrasen.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -g phrasen.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
dttl: dttl.c random.c
$(CC) $(CFLAGS) -g -c dttl.c random.c
$(LD) $(LFLAGS) $(LIB_DIRS) random.o dttl.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -g dttl.c random.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
richards_benchmark: richards_benchmark.c
$(CC) $(CFLAGS) -c richards_benchmark.c
$(LD) $(LFLAGS) $(LIB_DIRS) richards_benchmark.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf richards_benchmark.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
$(FLASHGEN) $@.bin
test_exception: test_exception.c
$(CC) $(CFLAGS) -O1 -c test_exception.c
$(LD) $(LFLAGS) $(LIB_DIRS) test_exception.o -o $@.elf $(LIBS) >$@.map
$(CC) $(CFLAGS) -o $@.elf -O1 test_exception.c $(LIBS) >$@.map
$(OBJDUMP) -d $@.elf > $@.dis
$(OBJCOPY) $@.elf -O binary $@.bin
$(OBJCOPY) -O srec $@.elf $@.srec
lib/CPUs/MIPS/bsp/examples/bootloader/Makefile
-2
View File
@@ -1,5 +1,3 @@
ROM_WORDADDR_WIDTH=11
CFLAGS=-Os -I. -I../ -msoft-float -march=r3000
LFLAGS=-M -T bootloader.ld
LIB_DIRS=-L $(MIPS_TOOLS_PREFIX)/mipsel-elf/lib -L $(MIPS_TOOLS_PREFIX)/lib/gcc/mipsel-elf/$(MIPS_GCC_VER)
lib/CPUs/MIPS/bsp/examples/bootloader/bootloader.ld
+1 -1
View File
@@ -16,7 +16,7 @@ sys_timer_sec = 0xA000000C;
SECTIONS
{
.stext ORIGIN(rom) :
.init ORIGIN(rom) :
{
start = ALIGN(4);
entry = ALIGN(4);
lib/CPUs/MIPS/bsp/examples/bootloader/bootloader_with_flash.c
+36 -19
View File
@@ -9,12 +9,17 @@ typedef struct _ssrec_t
UINT8 *data;
} srec_t;
typedef struct _sflash_alloc_tbl_t
{
UINT32 images[16];
} flash_alloc_tbl_t;
typedef struct _sflash_img_hdr_t
{
UINT8 magic[4];
UINT32 target_addr;
UINT32 img_offset;
UINT32 target_base;
UINT32 img_base;
UINT32 img_size;
UINT32 hdr_next;
UINT8 img_name[128];
@@ -207,7 +212,8 @@ void PrintCPUinfo(void)
#define MAX_IMG_SIZE (1024*1024) // bytes
#define SDRAM_BASE 0x40000000
#define FLASH_OFFSET 0x00000000
#define FLASHIO_OFFSET 0x00000000
#define FLASH_BASE 0x00000000
int main(int argc, char *argv[])
{
@@ -222,10 +228,11 @@ int main(int argc, char *argv[])
volatile UINT32 *pReg = (UINT32*)sys_led_port;
volatile UINT32 *pBtn = (UINT32*)sys_gpio0;
volatile UINT32 *pDip = (UINT32*)sys_gpio1;
volatile UINT8 *pMem;
volatile UINT32 *pROM32;
volatile UINT32 *pMem32;
volatile UINT32 *pFlash = (UINT32*)sys_flash_io;
volatile UINT32 *pFlashIO = (UINT32*)sys_flash_io;
volatile UINT32 *pUSB = (UINT32*)sys_usb_data;
volatile UINT8 *ram8 = (UINT8*)SDRAM_BASE;
@@ -237,20 +244,20 @@ int main(int argc, char *argv[])
// ----------------------------------------------------------
ram32 = (UINT32*)(SDRAM_BASE);
pFlash = (UINT32*)(sys_flash_io + FLASH_OFFSET);
pFlashIO = (UINT32*)(sys_flash_io + FLASHIO_OFFSET);
if (!*pBtn)
{
sputs("\n\n");
sputs("Booting from flash...");
sputs("Booting application from flash...");
pImg_hdr = (flash_img_hdr_t*)pFlash;
ram32 = (UINT32*)pImg_hdr->target_addr;
pFlash = (UINT32*)(sys_flash_io + pImg_hdr->img_offset);
pImg_hdr = (flash_img_hdr_t*)pFlashIO;
ram32 = (UINT32*)pImg_hdr->target_base;
pFlashIO = (UINT32*)(sys_flash_io + pImg_hdr->img_base);
img_size = pImg_hdr->img_size;
for (i=0; i < img_size/4; i++)
ram32[i] = pFlash[i];
ram32[i] = pFlashIO[i];
sputs("done\n\n");
@@ -259,6 +266,17 @@ int main(int argc, char *argv[])
else
{
sputs("\n\n");
if (*pDip)
{
sputs("Booting stage 2 from flash.\n");
Jump_to((void*)FLASH_BASE);
}
sputs("Reading HEX-Record from UART..");
if (flash_find(&flash, sys_flash_io) < 0)
{
sputs("Cannot find flash device. Exit now!\n\n");
@@ -269,8 +287,6 @@ int main(int argc, char *argv[])
for (i=0; i < MAX_IMG_SIZE/4; i++)
ram32[i] = 0;
sputs("\n\n");
sputs("Booting from UART..");
while(1)
{
@@ -299,13 +315,14 @@ int main(int argc, char *argv[])
img_hdr.magic[1] = 'F';
img_hdr.magic[2] = 'I';
img_hdr.magic[3] = '1';
img_hdr.target_addr = srec.addr;
img_hdr.target_base = srec.addr;
img_hdr.img_size = haddr - srec.addr;
img_hdr.img_offset = FLASH_OFFSET + sizeof(flash_img_hdr_t);
img_hdr.hdr_next = FLASH_OFFSET;
img_hdr.img_base = FLASHIO_OFFSET + sizeof(flash_img_hdr_t);
img_hdr.hdr_next = flash_get_nextblock(&flash, img_hdr.img_base + img_hdr.img_size);
sputs("Next free flash offset: ");print_word(img_hdr.hdr_next); sputs("\n");
sputs("Flash erase...");
result = flash_erase(&flash, FLASH_OFFSET, img_hdr.img_size + sizeof(flash_img_hdr_t));
result = flash_erase(&flash, FLASHIO_OFFSET, img_hdr.img_size + sizeof(flash_img_hdr_t));
if (result < 0)
{
sputs("failed!\n");
@@ -314,13 +331,13 @@ int main(int argc, char *argv[])
sputs("done\n");
sputs("Flash write...");
result = flash_program(&flash, FLASH_OFFSET, (UINT8*)&img_hdr, sizeof(flash_img_hdr_t));
result = flash_program(&flash, FLASHIO_OFFSET, (UINT8*)&img_hdr, sizeof(flash_img_hdr_t));
if (result < 0)
{
sputs("failed!\n");
break;
}
result = flash_program(&flash, img_hdr.img_offset, (UINT8*)ram32, img_hdr.img_size);
result = flash_program(&flash, img_hdr.img_base, (UINT8*)ram32, img_hdr.img_size);
if (result < 0)
{
sputs("failed!\n");
@@ -329,7 +346,7 @@ int main(int argc, char *argv[])
sputs("done\n");
sputs("Flash verify...");
result = flash_verify(&flash, img_hdr.img_offset, (UINT8*)ram32, img_hdr.img_size);
result = flash_verify(&flash, img_hdr.img_base, (UINT8*)ram32, img_hdr.img_size);
if (result < 0)
{
sputs("failed!\n");
lib/CPUs/MIPS/bsp/examples/bootloader/init_boot.S
+2 -191
View File
@@ -1,6 +1,7 @@
.file "init.S"
.text
.section .init,"ax"
.align 2
.globl _init
.extern end
@@ -12,197 +13,7 @@ _init:
la $26, sys_uart_baud
addiu $27, $0, baudrate
sb $27, 0($26)
# set stack pointer
la $sp, stack_ptr
j $jmain
# TEST
li $26, +5
beqz $26, _terminate
li $26, -5
beqz $26, _terminate
li $26, 0
beqz $26, $_L11
nop
j _terminate
nop
$_L11:
li $26, +5
li $27, +6
beq $26, $27, _terminate
li $26, -5
beq $26, $27, _terminate
li $26, 0
beq $26, $27, _terminate
li $26, +6
beq $26, $27, $_L12
nop
j _terminate
nop
$_L12:
li $26, -5
bgez $26, _terminate
li $26, +5
bgez $26, $_L13
nop
j _terminate
$_L13: li $26, 0
bgez $26, $_L14
nop
j _terminate
$_L14:
li $26, -5
bgtz $26, _terminate
li $26, 0
bgtz $26, _terminate
li $26, +5
bgtz $26, $_L15
nop
j _terminate
$_L15:
li $26, +5
blez $26, _terminate
li $26, 0
blez $26, $_L16
nop
j _terminate
$_L16: li $26, -5
blez $26, $_L17
nop
j _terminate
$_L17:
li $26, +5
bltz $26, _terminate
li $26, 0
bltz $26, _terminate
li $26, -5
bltz $26, $_L18
nop
j _terminate
$_L18:
li $26, +5
li $27, +6
bne $26, $27, $_L19
nop
j _terminate
$_L19: li $26, -5
bne $26, $27, $_L20
nop
j _terminate
$_L20: li $26, -6
bne $26, $27, $_L21
nop
j _terminate
$_L21: li $26, 0
bne $26, $27, $_L22
nop
j _terminate
$_L22: li $26, +6
bne $26, $27, _terminate
li $26, +5
bnez $26, $_L23
nop
j _terminate
$_L23: li $26, -5
bnez $26, $_L24
nop
j _terminate
$_L24: li $26, 0
bnez $26, _terminate
jr $ra
$_L25:
li $27, +5
sltiu $26,$27,+6
sltiu $26,$27,-6
li $27, -5
sltiu $26,$27,+6
sltiu $26,$27,-6
li $27, +6
sltiu $26,$27,+5
sltiu $26,$27,-5
li $27, -6
sltiu $26,$27,+5
sltiu $26,$27,-5
li $27, +5
slti $26,$27,+6
slti $26,$27,-6
li $27, -5
slti $26,$27,+6
slti $26,$27,-6
li $27, +6
slti $26,$27,+5
slti $26,$27,-5
li $27, -6
slti $26,$27,+5
slti $26,$27,-5
li $26, +5
li $27, +6
sltu $26,$26,$27
li $26, +5
li $27, -6
sltu $26,$26,$27
li $26, -5
li $27, +6
sltu $26,$26,$27
li $26, -5
li $27, -6
sltu $26,$26,$27
li $26, +6
li $27, +5
sltu $26,$26,$27
li $26, +6
li $27, -5
sltu $26,$26,$27
li $26, -6
li $27, +5
sltu $26,$26,$27
li $26, -6
li $27, -5
sltu $26,$26,$27
li $26, +5
li $27, +6
slt $26,$26,$27
li $26, +5
li $27, -6
slt $26,$26,$27
li $26, -5
li $27, +6
slt $26,$26,$27
li $26, -5
li $27, -6
slt $26,$26,$27
li $26, +6
li $27, +5
slt $26,$26,$27
li $26, +6
li $27, -5
slt $26,$26,$27
li $26, -6
li $27, +5
slt $26,$26,$27
li $26, -6
li $27, -5
slt $26,$26,$27
# TEST
# jump main
$jmain: la $26, main
jalr $26
_terminate:
nop
j _terminate
nop
.set reorder
lib/CPUs/MIPS/bsp/examples/bootloader/startup_boot.S
+14 -2
View File
@@ -1,12 +1,16 @@
.file "startup.S"
.section .stext,"ax"
.text
.section .init,"ax"
.extern _init
.align 2
_start:
.set noreorder
# set stack pointer
la $sp, stack_ptr
# Set Kernel mode
li $26, 0x1040000C
mtc0 $26, $12
@@ -19,7 +23,15 @@ _start:
# jump init
la $26, _init
jr $26
jalr $26
nop
la $26, main
jalr $26
nop
_terminate:
nop
j _terminate
nop
.set reorder
lib/CPUs/MIPS/bsp/examples/cfiflash.c
+11
View File
@@ -20,6 +20,17 @@ UINT32 cfi_get_status(flash_t *pObj)
}
UINT32 flash_get_nextblock(flash_t *pObj, UINT32 offset)
{
UINT32 blocknum;
blocknum = offset/pObj->info.blocksize;
if (offset%pObj->info.blocksize)
blocknum++;
return blocknum*pObj->info.blocksize;
}
void cfi_init(flash_t *pObj, UINT32 base_addr)
{
int i;
lib/CPUs/MIPS/bsp/examples/cfiflash.h
+1
View File
@@ -36,6 +36,7 @@ UINT32 cfi_block_erase(flash_t *pObj, UINT32 word_index);
UINT32 cfi_program_single(flash_t *pObj, UINT32 word_index, UINT32 word);
UINT32 cfi_program_multi(flash_t *pObj, UINT32 word_index, UINT32 *pWords, UINT32 num_words);
UINT32 flash_get_nextblock(flash_t *pObj, UINT32 offset);
UINT32 flash_find(flash_t *pObj, UINT32 base_addr);
UINT32 flash_erase(flash_t *pObj, UINT32 offset, UINT32 size);
UINT32 flash_program(flash_t *pObj, UINT32 offset, UINT8 *pData, UINT32 size);
lib/CPUs/MIPS/bsp/examples/libsys.c
+13 -5
View File
@@ -397,18 +397,26 @@ void print_word(int word)
// ---------------------------------------------------------------------------
void PrintBuffer8(UINT8 *pBuf, int nbpr, int len)
{
int i, j, cnt_hex, cnt_asc;
memdump(pBuf, 1, nbpr, len);
}
void memdump(UINT8 *pBuf, int print_offset_only, int num_bytes_per_row, int len)
{
int i, j, cnt_hex, cnt_asc, base;
unsigned char c;
i = j = 0;
cnt_hex = len;
cnt_asc = len;
base = 0;
if (!print_offset_only)
base = (int)pBuf;
do
{
print_word(i);
print_word(base + i);
sputs(": ");
for (j=0; j < nbpr; j++)
for (j=0; j < num_bytes_per_row; j++)
{
if (cnt_hex)
{
@@ -425,7 +433,7 @@ void PrintBuffer8(UINT8 *pBuf, int nbpr, int len)
}
sputs(" ");
for (j=0; j < nbpr; j++)
for (j=0; j < num_bytes_per_row; j++)
{
if (cnt_asc)
{
@@ -443,7 +451,7 @@ void PrintBuffer8(UINT8 *pBuf, int nbpr, int len)
}
}
sputs("\n");
i += nbpr;
i += num_bytes_per_row;
} while (cnt_hex);
}
lib/CPUs/MIPS/bsp/examples/libsys.h
+1
View File
@@ -76,6 +76,7 @@ void _exit (int exitcode);
void sleep(unsigned ms);
void PrintBuffer8(UINT8 *pBuf, int nbpr, int len);
void memdump(UINT8 *pBuf, int print_offset_only, int num_bytes_per_row, int len);
#endif // LIBSYS_H
lib/CPUs/MIPS/bsp/examples/link.ld
+6 -58
View File
@@ -3,7 +3,9 @@ OUTPUT_FORMAT("elf32-littlemips", "elf32-bigmips",
"elf32-littlemips")
OUTPUT_ARCH(mips)
ENTRY(_start)
SEARCH_DIR(".");
SEARCH_DIR("/usr/local/mipsel-elf/lib");
SEARCH_DIR("/usr/local/lib/gcc/mipsel-elf/4.3.3");
stack_ptr = 0x7FFFEFF0;
baudrate = 0x0D;
@@ -15,78 +17,24 @@ sys_timer_usec = 0xA000008;
sys_timer_sec = 0xA000000C;
STARTUP(startup.o)
INPUT(kernel.o)
INPUT(libsys.a)
SECTIONS
{
/* Read-only sections, merged into text segment: */
PROVIDE (__executable_start = 0x40000000); . = 0x40000000;
.etext __executable_start :
.start __executable_start :
{
start = ALIGN(2);
entry = ALIGN(2);
_entry = ALIGN(2);
__entry = ALIGN(2);
*(.etext)
*(.start)
}
/* Kernel text with low-level exception handler */
.ktext __executable_start + 0x180 :
{
*(.ktext)
}
.interp : { *(.interp) }
.reginfo : { *(.reginfo) }
.note.gnu.build-id : { *(.note.gnu.build-id) }
.dynamic : { *(.dynamic) }
.hash : { *(.hash) }
.gnu.hash : { *(.gnu.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.gnu.version : { *(.gnu.version) }
.gnu.version_d : { *(.gnu.version_d) }
.gnu.version_r : { *(.gnu.version_r) }
.rel.dyn :
{
*(.rel.init)
*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
*(.rel.fini)
*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
*(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
*(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
*(.rel.ctors)
*(.rel.dtors)
*(.rel.got)
*(.rel.dyn)
*(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*)
*(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*)
*(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*)
*(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*)
*(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
}
.rela.dyn :
{
*(.rela.init)
*(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
*(.rela.fini)
*(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
*(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
*(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
*(.rela.ctors)
*(.rela.dtors)
*(.rela.got)
*(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
*(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
*(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
*(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
}
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init :
{
KEEP (*(.init))
@@ -99,7 +47,7 @@ SECTIONS
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.mips16.fn.*) *(.mips16.call.*)
}
} =0
.fini :
{
KEEP (*(.fini))
lib/CPUs/MIPS/bsp/examples/startup.S
+39 -4
View File
@@ -1,15 +1,50 @@
.file "startup.S"
.section .etext,"ax"
.section .rodata
.data
argv0: .asciz "\"This-MIPS-program\""
argv: .word argv0
.text
.section .start, "ax"
.extern _init
.align 2
.globl _start
_start:
.set noreorder
# jump init
la $8, _init
jr $8
# Set stack pointer
la $sp, stack_ptr
# Set global pointer
la $gp, _gp
# zero bss
la $8, __bss_start
la $9, _end
$zeroise:
sw $0, 0($8)
bne $8, $9, $zeroise
addiu $8, 4
# Call _init
la $k0, _init
jalr $k0
nop
# Set environment
li $a0, 1
la $a1, argv
# Call main
la $k0, main
jalr $k0
nop
# Terminate after main returns
_terminate:
nop
la $t0, exit
jalr $t0
move $a0, $v0
.set reorder
lib/CPUs/MIPS/bsp/examples/test_exception.c
+2 -7
View File
@@ -103,7 +103,7 @@ void _exc_ibe(void)
__asm
(
".set noreorder\n"
" li $t1, 0xAc563440\n"
" li $t1, 0x10000000\n"
" jr $t1\n"
"nop\n"
".set reorder\n"
@@ -117,7 +117,7 @@ void _exc_dbe(void)
__asm
(
".set noreorder\n"
" li $t1, 0xAc563440\n"
" li $t1, 0x10000000\n"
" lw $t0, 0($t1)\n"
"nop\n"
" jr $t0\n"
@@ -143,8 +143,6 @@ void handler1(void)
int main(void)
{
int buf[256];
volatile int *pLED = (int*)sys_led_port;
volatile int *pFlash = (int*)sys_flash_io;
int i, sel;
interrupt_register(0, handler0);
@@ -152,9 +150,6 @@ int main(void)
interrupt_register(1, handler1);
interrupt_enable(1);
for (i=0; i < 8192; i++)
*pLED = *pFlash;
while(1)
{
printf("Welche exception möchten Sie testen?\n");
lib/CPUs/MIPS/bsp/examples/testbench.c
+36 -2
View File
@@ -304,11 +304,11 @@ int pi_calc()
return 0;
}
#define TEST_SIZE (128*1024) // Bytes
#define TEST_SIZE (16*1024*1024) // Bytes
#define SMALL_TEST_SIZE (8192) // Bytes
int main (void)
{
int result, i, j, cnt;
int result, i, j, cnt, size;
volatile UINT32 *pUART_baud = (UINT32*)sys_uart_baud;
volatile UINT32 *pReg = (UINT32*)sys_led_port;
volatile UINT32 *pReg_usec = (UINT32*)sys_timer_usec;
@@ -365,6 +365,9 @@ int main (void)
printf("passed (%.2f MByte/s)\n", (double)TEST_SIZE/(1000*(end-start)));
*/
// ----------------------------------------------------------
printf("Dump Flash\n");
PrintBuffer8((UINT8*)0, 16, 256);
// Memtest BEGIN
printf("SDRAM Memory Test\n");
printf("Test size %d kByte\n\n", TEST_SIZE/1024);
@@ -523,6 +526,37 @@ int main (void)
free(pSrc32);
free(pDst32);
printf("Boot code read \n");
size = 0x2000;
pSrc32 = (UINT32*)0xBFC00000;
pDst32 = (UINT32*)calloc(size,sizeof(UINT32));
printf("Copying %d kBytes...", size/1024);
start = clock();
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
memcpy(pDst32, pSrc32, size);
end = clock();
printf("done (%.2f MByte/s)\n", (double)10*size/(1000*(end-start)));
memdump((UINT8*)pSrc32, 0, 16, size);
printf("Verify Boot code...");
for (i=size/4-1; i >= 0; i--)
if (pDst32[i] != pSrc32[i])
break;
i++;
if (i)
printf("failed\r\n");
else
printf("passed\r\n");
free(pDst32);
// Memtest END
// ----------------------------------------------------------
sputs("\r\n");
lib/CPUs/MIPS/bsp/examples/xcpt.c
+2 -2
View File
@@ -113,8 +113,6 @@ int _xcpt_deliver(struct xcptcontext * _xcp)
sputs("Unhandled exception <");
sputs(_xcpt_code_str[exc_code]);
sputs("> at PC : ");
print_word(_xcp->epc);
sputs("\n");
if (_xcp->cr & 0x80000000)
{
@@ -124,6 +122,8 @@ int _xcpt_deliver(struct xcptcontext * _xcp)
{
pInstr = (int*)(_xcp->epc);
}
print_word((int)pInstr);
sputs("\n");
sputs("Instruction at exception address : ");
print_word(*pInstr);