diff -Naru linux/arch/mips/Makefile linux.spi/arch/mips/Makefile --- linux/arch/mips/Makefile 2004-05-06 15:23:41.000000000 -0400 +++ linux.spi/arch/mips/Makefile 2004-05-11 23:19:24.000000000 -0400 @@ -17,7 +17,7 @@ # Select the object file format to substitute into the linker script. # ifdef CONFIG_CPU_LITTLE_ENDIAN -tool-prefix = mipsel-linux- +tool-prefix = mipsel-nylon-linux- ld-emul = elf32ltsmip else tool-prefix = mips-linux- @@ -29,6 +29,8 @@ endif MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot +MAKEZBOOT = $(MAKE) -C arch/$(ARCH)/zboot +BOOT_TARGETS = zImage zImage.initrd zImage.flash check_gcc = $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi) @@ -757,12 +749,16 @@ vmlinux.ecoff: vmlinux @$(MAKEBOOT) $@ + +$(BOOT_TARGETS): vmlinux + @$(MAKEZBOOT) $@ vmlinux.srec: vmlinux @$(MAKEBOOT) $@ archclean: @$(MAKEBOOT) clean + @$(MAKEZBOOT) clean rm -f arch/$(ARCH)/ld.script $(MAKE) -C arch/$(ARCH)/tools clean $(MAKE) -C arch/mips/baget clean diff -Naru linux/arch/mips/zboot/common/au1k_uart.c linux.spi/arch/mips/zboot/common/au1k_uart.c --- linux/arch/mips/zboot/common/au1k_uart.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/au1k_uart.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,103 @@ +/* + * BRIEF MODULE DESCRIPTION + * Simple Au1000 uart routines. + * + * Copyright 2001 MontaVista Software Inc. + * Author: MontaVista Software, Inc. + * ppopov@mvista.com or source@mvista.com + * + * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * 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., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include +#include +#include +#include "ns16550.h" + +typedef unsigned char uint8; +typedef unsigned int uint32; + +#define UART16550_BAUD_2400 2400 +#define UART16550_BAUD_4800 4800 +#define UART16550_BAUD_9600 9600 +#define UART16550_BAUD_19200 19200 +#define UART16550_BAUD_38400 38400 +#define UART16550_BAUD_57600 57600 +#define UART16550_BAUD_115200 115200 + +#define UART16550_PARITY_NONE 0 +#define UART16550_PARITY_ODD 0x08 +#define UART16550_PARITY_EVEN 0x18 +#define UART16550_PARITY_MARK 0x28 +#define UART16550_PARITY_SPACE 0x38 + +#define UART16550_DATA_5BIT 0x0 +#define UART16550_DATA_6BIT 0x1 +#define UART16550_DATA_7BIT 0x2 +#define UART16550_DATA_8BIT 0x3 + +#define UART16550_STOP_1BIT 0x0 +#define UART16550_STOP_2BIT 0x4 + +/* It would be nice if we had a better way to do this. + * It could be a variable defined in one of the board specific files. + */ +#undef UART_BASE +#ifdef CONFIG_COGENT_CSB250 +#define UART_BASE UART3_ADDR +#else +#define UART_BASE UART0_ADDR +#endif + +/* memory-mapped read/write of the port */ +#define UART16550_READ(y) (readl(UART_BASE + y) & 0xff) +#define UART16550_WRITE(y,z) (writel(z&0xff, UART_BASE + y)) + +/* + * We use uart 0, which is already initialized by + * yamon. + */ +volatile struct NS16550 * +serial_init(int chan) +{ + volatile struct NS16550 *com_port; + com_port = (struct NS16550 *) UART_BASE; + return (com_port); +} + +void +serial_putc(volatile struct NS16550 *com_port, unsigned char c) +{ + while ((UART16550_READ(UART_LSR)&0x40) == 0); + UART16550_WRITE(UART_TX, c); +} + +unsigned char +serial_getc(volatile struct NS16550 *com_port) +{ + while((UART16550_READ(UART_LSR) & 0x1) == 0); + return UART16550_READ(UART_RX); +} + +int +serial_tstc(volatile struct NS16550 *com_port) +{ + return((UART16550_READ(UART_LSR) & LSR_DR) != 0); +} diff -Naru linux/arch/mips/zboot/common/ctype.c linux.spi/arch/mips/zboot/common/ctype.c --- linux/arch/mips/zboot/common/ctype.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/ctype.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,35 @@ +/* + * linux/lib/ctype.c + * + * Copyright (C) 1991, 1992 Linus Torvalds + */ + +#include + +unsigned char _ctype[] = { +_C,_C,_C,_C,_C,_C,_C,_C, /* 0-7 */ +_C,_C|_S,_C|_S,_C|_S,_C|_S,_C|_S,_C,_C, /* 8-15 */ +_C,_C,_C,_C,_C,_C,_C,_C, /* 16-23 */ +_C,_C,_C,_C,_C,_C,_C,_C, /* 24-31 */ +_S|_SP,_P,_P,_P,_P,_P,_P,_P, /* 32-39 */ +_P,_P,_P,_P,_P,_P,_P,_P, /* 40-47 */ +_D,_D,_D,_D,_D,_D,_D,_D, /* 48-55 */ +_D,_D,_P,_P,_P,_P,_P,_P, /* 56-63 */ +_P,_U|_X,_U|_X,_U|_X,_U|_X,_U|_X,_U|_X,_U, /* 64-71 */ +_U,_U,_U,_U,_U,_U,_U,_U, /* 72-79 */ +_U,_U,_U,_U,_U,_U,_U,_U, /* 80-87 */ +_U,_U,_U,_P,_P,_P,_P,_P, /* 88-95 */ +_P,_L|_X,_L|_X,_L|_X,_L|_X,_L|_X,_L|_X,_L, /* 96-103 */ +_L,_L,_L,_L,_L,_L,_L,_L, /* 104-111 */ +_L,_L,_L,_L,_L,_L,_L,_L, /* 112-119 */ +_L,_L,_L,_P,_P,_P,_P,_C, /* 120-127 */ +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 128-143 */ +0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 144-159 */ +_S|_SP,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P, /* 160-175 */ +_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P, /* 176-191 */ +_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U, /* 192-207 */ +_U,_U,_U,_U,_U,_U,_U,_P,_U,_U,_U,_U,_U,_U,_U,_L, /* 208-223 */ +_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L, /* 224-239 */ +_L,_L,_L,_L,_L,_L,_L,_P,_L,_L,_L,_L,_L,_L,_L,_L}; /* 240-255 */ + + diff -Naru linux/arch/mips/zboot/common/dummy.c linux.spi/arch/mips/zboot/common/dummy.c --- linux/arch/mips/zboot/common/dummy.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/dummy.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,4 @@ +int main(void) +{ + return 0; +} diff -Naru linux/arch/mips/zboot/common/Makefile linux.spi/arch/mips/zboot/common/Makefile --- linux/arch/mips/zboot/common/Makefile 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/Makefile 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,27 @@ +# +# arch/mips/zboot/common/Makefile +# +# This file is subject to the terms and conditions of the GNU General Public +# License. See the file "COPYING" in the main directory of this archive +# for more details. +# +# Tom Rini January 2001 +# + +.c.s: + $(CC) $(CFLAGS) -S -o $*.s $< +.s.o: + $(AS) -o $*.o $< +.c.o: + $(CC) $(CFLAGS) -c -o $*.o $< +.S.s: + $(CPP) $(AFLAGS) -o $*.o $< +.S.o: + $(CC) $(AFLAGS) -c -o $*.o $< + +clean: + rm -rf *.o + +OBJCOPY_ARGS = -O elf32-tradlittlemips + +include $(TOPDIR)/Rules.make diff -Naru linux/arch/mips/zboot/common/misc-common.c linux.spi/arch/mips/zboot/common/misc-common.c --- linux/arch/mips/zboot/common/misc-common.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/misc-common.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,437 @@ +/* + * arch/mips/zboot/common/misc-common.c + * + * Misc. bootloader code (almost) all platforms can use + * + * Author: Johnnie Peters + * Editor: Tom Rini + * + * Derived from arch/ppc/boot/prep/misc.c + * + * Ported by Pete Popov to + * support mips board(s). I also got rid of the vga console + * code. + * + * Copyright 2000-2001 MontaVista Software Inc. + * + * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * 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., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include +#include "zlib.h" +#include + +extern char *avail_ram; +extern char *end_avail; +extern char _end[]; + +void puts(const char *); +void putc(const char c); +void puthex(unsigned long val); +void _bcopy(char *src, char *dst, int len); +void gunzip(void *, int, unsigned char *, int *); +static int _cvt(unsigned long val, char *buf, long radix, char *digits); + +void _vprintk(void(*)(const char), const char *, va_list ap); + +struct NS16550 *com_port; + +int serial_tstc(volatile struct NS16550 *); +unsigned char serial_getc(volatile struct NS16550 *); +void serial_putc(volatile struct NS16550 *, unsigned char); + +void pause(void) +{ + puts("pause\n"); +} + +void exit(void) +{ + puts("exit\n"); + while(1); +} + +int tstc(void) +{ + return (serial_tstc(com_port)); +} + +int getc(void) +{ + while (1) { + if (serial_tstc(com_port)) + return (serial_getc(com_port)); + } +} + +void +putc(const char c) +{ + int x,y; + + serial_putc(com_port, c); + if ( c == '\n' ) + serial_putc(com_port, '\r'); +} + +void puts(const char *s) +{ + char c; + while ( ( c = *s++ ) != '\0' ) { + serial_putc(com_port, c); + if ( c == '\n' ) serial_putc(com_port, '\r'); + } +} + +void error(char *x) +{ + puts("\n\n"); + puts(x); + puts("\n\n -- System halted"); + + while(1); /* Halt */ +} + +void *zalloc(void *x, unsigned items, unsigned size) +{ + void *p = avail_ram; + + size *= items; + size = (size + 7) & -8; + avail_ram += size; + if (avail_ram > end_avail) { + puts("oops... out of memory\n"); + pause(); + } + return p; +} + +void zfree(void *x, void *addr, unsigned nb) +{ +} + +#define HEAD_CRC 2 +#define EXTRA_FIELD 4 +#define ORIG_NAME 8 +#define COMMENT 0x10 +#define RESERVED 0xe0 + +#define DEFLATED 8 + +void gunzip(void *dst, int dstlen, unsigned char *src, int *lenp) +{ + z_stream s; + int r, i, flags; + + /* skip header */ + i = 10; + flags = src[3]; + if (src[2] != DEFLATED || (flags & RESERVED) != 0) { + puts("bad gzipped data\n"); + exit(); + } + if ((flags & EXTRA_FIELD) != 0) + i = 12 + src[10] + (src[11] << 8); + if ((flags & ORIG_NAME) != 0) + while (src[i++] != 0) + ; + if ((flags & COMMENT) != 0) + while (src[i++] != 0) + ; + if ((flags & HEAD_CRC) != 0) + i += 2; + if (i >= *lenp) { + puts("gunzip: ran out of data in header\n"); + exit(); + } + + s.zalloc = zalloc; + s.zfree = zfree; + r = inflateInit2(&s, -MAX_WBITS); + if (r != Z_OK) { + puts("inflateInit2 returned %d\n"); + exit(); + } + s.next_in = src + i; + s.avail_in = *lenp - i; + s.next_out = dst; + s.avail_out = dstlen; + r = inflate(&s, Z_FINISH); + if (r != Z_OK && r != Z_STREAM_END) { + puts("inflate returned %d\n"); + exit(); + } + *lenp = s.next_out - (unsigned char *) dst; + inflateEnd(&s); +} + +void +puthex(unsigned long val) +{ + + unsigned char buf[10]; + int i; + for (i = 7; i >= 0; i--) + { + buf[i] = "0123456789ABCDEF"[val & 0x0F]; + val >>= 4; + } + buf[8] = '\0'; + puts(buf); +} + +#define FALSE 0 +#define TRUE 1 + +void +_printk(char const *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + _vprintk(putc, fmt, ap); + va_end(ap); + return; +} + +#define is_digit(c) ((c >= '0') && (c <= '9')) + +void +_vprintk(void(*putc)(const char), const char *fmt0, va_list ap) +{ + char c, sign, *cp = 0; + int left_prec, right_prec, zero_fill, length = 0, pad, pad_on_right; + char buf[32]; + long val; + while ((c = *fmt0++)) + { + if (c == '%') + { + c = *fmt0++; + left_prec = right_prec = pad_on_right = 0; + if (c == '-') + { + c = *fmt0++; + pad_on_right++; + } + if (c == '0') + { + zero_fill = TRUE; + c = *fmt0++; + } else + { + zero_fill = FALSE; + } + while (is_digit(c)) + { + left_prec = (left_prec * 10) + (c - '0'); + c = *fmt0++; + } + if (c == '.') + { + c = *fmt0++; + zero_fill++; + while (is_digit(c)) + { + right_prec = (right_prec * 10) + (c - '0'); + c = *fmt0++; + } + } else + { + right_prec = left_prec; + } + sign = '\0'; + switch (c) + { + case 'd': + case 'x': + case 'X': + val = va_arg(ap, long); + switch (c) + { + case 'd': + if (val < 0) + { + sign = '-'; + val = -val; + } + length = _cvt(val, buf, 10, "0123456789"); + break; + case 'x': + length = _cvt(val, buf, 16, "0123456789abcdef"); + break; + case 'X': + length = _cvt(val, buf, 16, "0123456789ABCDEF"); + break; + } + cp = buf; + break; + case 's': + cp = va_arg(ap, char *); + length = strlen(cp); + break; + case 'c': + c = va_arg(ap, long /*char*/); + (*putc)(c); + continue; + default: + (*putc)('?'); + } + pad = left_prec - length; + if (sign != '\0') + { + pad--; + } + if (zero_fill) + { + c = '0'; + if (sign != '\0') + { + (*putc)(sign); + sign = '\0'; + } + } else + { + c = ' '; + } + if (!pad_on_right) + { + while (pad-- > 0) + { + (*putc)(c); + } + } + if (sign != '\0') + { + (*putc)(sign); + } + while (length-- > 0) + { + (*putc)(c = *cp++); + if (c == '\n') + { + (*putc)('\r'); + } + } + if (pad_on_right) + { + while (pad-- > 0) + { + (*putc)(c); + } + } + } else + { + (*putc)(c); + if (c == '\n') + { + (*putc)('\r'); + } + } + } +} + +int +_cvt(unsigned long val, char *buf, long radix, char *digits) +{ + char temp[80]; + char *cp = temp; + int length = 0; + if (val == 0) + { /* Special case */ + *cp++ = '0'; + } else + while (val) + { + *cp++ = digits[val % radix]; + val /= radix; + } + while (cp != temp) + { + *buf++ = *--cp; + length++; + } + *buf = '\0'; + return (length); +} + +void +_dump_buf_with_offset(unsigned char *p, int s, unsigned char *base) +{ + int i, c; + if ((unsigned int)s > (unsigned int)p) + { + s = (unsigned int)s - (unsigned int)p; + } + while (s > 0) + { + if (base) + { + _printk("%06X: ", (int)p - (int)base); + } else + { + _printk("%06X: ", p); + } + for (i = 0; i < 16; i++) + { + if (i < s) + { + _printk("%02X", p[i] & 0xFF); + } else + { + _printk(" "); + } + if ((i % 2) == 1) _printk(" "); + if ((i % 8) == 7) _printk(" "); + } + _printk(" |"); + for (i = 0; i < 16; i++) + { + if (i < s) + { + c = p[i] & 0xFF; + if ((c < 0x20) || (c >= 0x7F)) c = '.'; + } else + { + c = ' '; + } + _printk("%c", c); + } + _printk("|\n"); + s -= 16; + p += 16; + } +} + +void +_dump_buf(unsigned char *p, int s) +{ + _printk("\n"); + _dump_buf_with_offset(p, s, 0); +} + +/* + * Local variables: + * c-indent-level: 8 + * c-basic-offset: 8 + * tab-width: 8 + * End: + */ diff -Naru linux/arch/mips/zboot/common/misc-simple.c linux.spi/arch/mips/zboot/common/misc-simple.c --- linux/arch/mips/zboot/common/misc-simple.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/misc-simple.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,127 @@ +/* + * arch/mips/zboot/common/misc-simple.c + * + * Misc. bootloader code for many machines. This assumes you have are using + * a 6xx/7xx/74xx CPU in your machine. This assumes the chunk of memory + * below 8MB is free. Finally, it assumes you have a NS16550-style uart for + * your serial console. If a machine meets these requirements, it can quite + * likely use this code during boot. + * + * Author: Matt Porter + * Derived from arch/ppc/boot/prep/misc.c + * + * Copyright 2001 MontaVista Software Inc. + * + * 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. + */ + +#include +#include +#include + +#include +#include +#include + +#include "zlib.h" + +extern struct NS16550 *com_port; + +char *avail_ram; +char *end_avail; +extern char _end[]; +char *zimage_start; + +#ifdef CONFIG_CMDLINE +#define CMDLINE CONFIG_CMDLINE +#else +#define CMDLINE "" +#endif +char cmd_preset[] = CMDLINE; +char cmd_buf[256]; +char *cmd_line = cmd_buf; + +/* The linker tells us where the image is. +*/ +extern unsigned char __image_begin, __image_end; +extern unsigned char __ramdisk_begin, __ramdisk_end; +unsigned long initrd_size; + +extern void puts(const char *); +extern void putc(const char c); +extern void puthex(unsigned long val); +extern void *memcpy(void * __dest, __const void * __src, + __kernel_size_t __n); +extern void gunzip(void *, int, unsigned char *, int *); +extern void udelay(long delay); +extern int tstc(void); +extern int getc(void); +extern volatile struct NS16550 *serial_init(int chan); + +void +decompress_kernel(unsigned long load_addr, int num_words, + unsigned long cksum, unsigned long *sp) +{ + int timer = 0; + extern unsigned long start; + char *cp, ch; + int i; + int zimage_size; + + com_port = (struct NS16550 *)serial_init(0); + + initrd_size = (unsigned long)(&__ramdisk_end) - + (unsigned long)(&__ramdisk_begin); + + /* + * Reveal where we were loaded at and where we + * were relocated to. + */ + puts("loaded at: "); puthex(load_addr); + puts(" "); puthex((unsigned long)(load_addr + (4*num_words))); puts("\n"); + if ( (unsigned long)load_addr != (unsigned long)&start ) + { + puts("relocated to: "); puthex((unsigned long)&start); + puts(" "); + puthex((unsigned long)((unsigned long)&start + (4*num_words))); + puts("\n"); + } + + /* + * We link ourself to an arbitrary low address. When we run, we + * relocate outself to that address. __image_being points to + * the part of the image where the zImage is. -- Tom + */ + zimage_start = (char *)(unsigned long)(&__image_begin); + zimage_size = (unsigned long)(&__image_end) - + (unsigned long)(&__image_begin); + + /* + * The zImage and initrd will be between start and _end, so they've + * already been moved once. We're good to go now. -- Tom + */ + puts("zimage at: "); puthex((unsigned long)zimage_start); + puts(" "); puthex((unsigned long)(zimage_size+zimage_start)); + puts("\n"); + + if ( initrd_size ) { + puts("initrd at: "); + puthex((unsigned long)(&__ramdisk_begin)); + puts(" "); puthex((unsigned long)(&__ramdisk_end));puts("\n"); + } + + /* assume the chunk below 8M is free */ + avail_ram = (char *)AVAIL_RAM_START; + end_avail = (char *)AVAIL_RAM_END; + + /* Display standard Linux/MIPS boot prompt for kernel args */ + puts("Uncompressing Linux at load address "); + puthex(LOADADDR); + puts("\n"); + /* I don't like this hard coded gunzip size (fixme) */ + gunzip((void *)LOADADDR, 0x400000, zimage_start, &zimage_size); + puts("Now booting the kernel\n"); +} diff -Naru linux/arch/mips/zboot/common/no_initrd.c linux.spi/arch/mips/zboot/common/no_initrd.c --- linux/arch/mips/zboot/common/no_initrd.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/no_initrd.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,2 @@ +char initrd_data[1]; +int initrd_len = 0; diff -Naru linux/arch/mips/zboot/common/ns16550.c linux.spi/arch/mips/zboot/common/ns16550.c --- linux/arch/mips/zboot/common/ns16550.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/ns16550.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,57 @@ +/* + * NS16550 support + */ + +#include +#include +#include "ns16550.h" + +typedef struct NS16550 *NS16550_t; + +const NS16550_t COM_PORTS[] = { (NS16550_t) COM1, + (NS16550_t) COM2, + (NS16550_t) COM3, + (NS16550_t) COM4 }; + +volatile struct NS16550 * +serial_init(int chan) +{ + volatile struct NS16550 *com_port; + com_port = (struct NS16550 *) COM_PORTS[chan]; + /* See if port is present */ + com_port->lcr = 0x00; + com_port->ier = 0xFF; +#if 0 + if (com_port->ier != 0x0F) return ((struct NS16550 *)0); +#endif + com_port->ier = 0x00; + com_port->lcr = 0x80; /* Access baud rate */ +#ifdef CONFIG_SERIAL_CONSOLE_NONSTD + com_port->dll = (BASE_BAUD / CONFIG_SERIAL_CONSOLE_BAUD); + com_port->dlm = (BASE_BAUD / CONFIG_SERIAL_CONSOLE_BAUD) >> 8; +#endif + com_port->lcr = 0x03; /* 8 data, 1 stop, no parity */ + com_port->mcr = 0x03; /* RTS/DTR */ + com_port->fcr = 0x07; /* Clear & enable FIFOs */ + return (com_port); +} + +void +serial_putc(volatile struct NS16550 *com_port, unsigned char c) +{ + while ((com_port->lsr & LSR_THRE) == 0) ; + com_port->thr = c; +} + +unsigned char +serial_getc(volatile struct NS16550 *com_port) +{ + while ((com_port->lsr & LSR_DR) == 0) ; + return (com_port->rbr); +} + +int +serial_tstc(volatile struct NS16550 *com_port) +{ + return ((com_port->lsr & LSR_DR) != 0); +} diff -Naru linux/arch/mips/zboot/common/string.c linux.spi/arch/mips/zboot/common/string.c --- linux/arch/mips/zboot/common/string.c 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/common/string.c 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,497 @@ +/* + * linux/lib/string.c + * + * Copyright (C) 1991, 1992 Linus Torvalds + */ + +/* + * stupid library routines.. The optimized versions should generally be found + * as inline code in + * + * These are buggy as well.. + * + * * Fri Jun 25 1999, Ingo Oeser + * - Added strsep() which will replace strtok() soon (because strsep() is + * reentrant and should be faster). Use only strsep() in new code, please. + */ + +#include +#include +#include + +/** + * strnicmp - Case insensitive, length-limited string comparison + * @s1: One string + * @s2: The other string + * @len: the maximum number of characters to compare + */ +int strnicmp(const char *s1, const char *s2, size_t len) +{ + /* Yes, Virginia, it had better be unsigned */ + unsigned char c1, c2; + + c1 = 0; c2 = 0; + if (len) { + do { + c1 = *s1; c2 = *s2; + s1++; s2++; + if (!c1) + break; + if (!c2) + break; + if (c1 == c2) + continue; + c1 = tolower(c1); + c2 = tolower(c2); + if (c1 != c2) + break; + } while (--len); + } + return (int)c1 - (int)c2; +} + +char * ___strtok; + +#ifndef __HAVE_ARCH_STRCPY +/** + * strcpy - Copy a %NUL terminated string + * @dest: Where to copy the string to + * @src: Where to copy the string from + */ +char * strcpy(char * dest,const char *src) +{ + char *tmp = dest; + + while ((*dest++ = *src++) != '\0') + /* nothing */; + return tmp; +} +#endif + +#ifndef __HAVE_ARCH_STRNCPY +/** + * strncpy - Copy a length-limited, %NUL-terminated string + * @dest: Where to copy the string to + * @src: Where to copy the string from + * @count: The maximum number of bytes to copy + * + * Note that unlike userspace strncpy, this does not %NUL-pad the buffer. + * However, the result is not %NUL-terminated if the source exceeds + * @count bytes. + */ +char * strncpy(char * dest,const char *src,size_t count) +{ + char *tmp = dest; + + while (count-- && (*dest++ = *src++) != '\0') + /* nothing */; + + return tmp; +} +#endif + +/** + * strcat - Append one %NUL-terminated string to another + * @dest: The string to be appended to + * @src: The string to append to it + */ +char * strcat(char * dest, const char * src) +{ + char *tmp = dest; + + while (*dest) + dest++; + while ((*dest++ = *src++) != '\0') + ; + + return tmp; +} + +/** + * strncat - Append a length-limited, %NUL-terminated string to another + * @dest: The string to be appended to + * @src: The string to append to it + * @count: The maximum numbers of bytes to copy + * + * Note that in contrast to strncpy, strncat ensures the result is + * terminated. + */ +char * strncat(char *dest, const char *src, size_t count) +{ + char *tmp = dest; + + if (count) { + while (*dest) + dest++; + while ((*dest++ = *src++)) { + if (--count == 0) { + *dest = '\0'; + break; + } + } + } + + return tmp; +} + +#ifndef __HAVE_ARCH_STRCMP +/** + * strcmp - Compare two strings + * @cs: One string + * @ct: Another string + */ +int strcmp(const char * cs,const char * ct) +{ + register signed char __res; + + while (1) { + if ((__res = *cs - *ct++) != 0 || !*cs++) + break; + } + + return __res; +} +#endif + +#ifndef __HAVE_ARCH_STRNCMP +/** + * strncmp - Compare two length-limited strings + * @cs: One string + * @ct: Another string + * @count: The maximum number of bytes to compare + */ +int strncmp(const char * cs,const char * ct,size_t count) +{ + register signed char __res = 0; + + while (count) { + if ((__res = *cs - *ct++) != 0 || !*cs++) + break; + count--; + } + + return __res; +} +#endif + +/** + * strchr - Find the first occurrence of a character in a string + * @s: The string to be searched + * @c: The character to search for + */ +char * strchr(const char * s, int c) +{ + for(; *s != (char) c; ++s) + if (*s == '\0') + return NULL; + return (char *) s; +} + +/** + * strrchr - Find the last occurrence of a character in a string + * @s: The string to be searched + * @c: The character to search for + */ +char * strrchr(const char * s, int c) +{ + const char *p = s + strlen(s); + do { + if (*p == (char)c) + return (char *)p; + } while (--p >= s); + return NULL; +} + +/** + * strlen - Find the length of a string + * @s: The string to be sized + */ +size_t strlen(const char * s) +{ + const char *sc; + + for (sc = s; *sc != '\0'; ++sc) + /* nothing */; + return sc - s; +} + +/** + * strnlen - Find the length of a length-limited string + * @s: The string to be sized + * @count: The maximum number of bytes to search + */ +size_t strnlen(const char * s, size_t count) +{ + const char *sc; + + for (sc = s; count-- && *sc != '\0'; ++sc) + /* nothing */; + return sc - s; +} + +/** + * strspn - Calculate the length of the initial substring of @s which only + * contain letters in @accept + * @s: The string to be searched + * @accept: The string to search for + */ +size_t strspn(const char *s, const char *accept) +{ + const char *p; + const char *a; + size_t count = 0; + + for (p = s; *p != '\0'; ++p) { + for (a = accept; *a != '\0'; ++a) { + if (*p == *a) + break; + } + if (*a == '\0') + return count; + ++count; + } + + return count; +} + +/** + * strpbrk - Find the first occurrence of a set of characters + * @cs: The string to be searched + * @ct: The characters to search for + */ +char * strpbrk(const char * cs,const char * ct) +{ + const char *sc1,*sc2; + + for( sc1 = cs; *sc1 != '\0'; ++sc1) { + for( sc2 = ct; *sc2 != '\0'; ++sc2) { + if (*sc1 == *sc2) + return (char *) sc1; + } + } + return NULL; +} + +/** + * strtok - Split a string into tokens + * @s: The string to be searched + * @ct: The characters to search for + * + * WARNING: strtok is deprecated, use strsep instead. + */ +char * strtok(char * s,const char * ct) +{ + char *sbegin, *send; + + sbegin = s ? s : ___strtok; + if (!sbegin) { + return NULL; + } + sbegin += strspn(sbegin,ct); + if (*sbegin == '\0') { + ___strtok = NULL; + return( NULL ); + } + send = strpbrk( sbegin, ct); + if (send && *send != '\0') + *send++ = '\0'; + ___strtok = send; + return (sbegin); +} + +/** + * strsep - Split a string into tokens + * @s: The string to be searched + * @ct: The characters to search for + * + * strsep() updates @s to point after the token, ready for the next call. + * + * It returns empty tokens, too, behaving exactly like the libc function + * of that name. In fact, it was stolen from glibc2 and de-fancy-fied. + * Same semantics, slimmer shape. ;) + */ +char * strsep(char **s, const char *ct) +{ + char *sbegin = *s, *end; + + if (sbegin == NULL) + return NULL; + + end = strpbrk(sbegin, ct); + if (end) + *end++ = '\0'; + *s = end; + + return sbegin; +} + +/** + * memset - Fill a region of memory with the given value + * @s: Pointer to the start of the area. + * @c: The byte to fill the area with + * @count: The size of the area. + * + * Do not use memset() to access IO space, use memset_io() instead. + */ +void * memset(void * s,int c, size_t count) +{ + char *xs = (char *) s; + + while (count--) + *xs++ = c; + + return s; +} + +/** + * bcopy - Copy one area of memory to another + * @src: Where to copy from + * @dest: Where to copy to + * @count: The size of the area. + * + * Note that this is the same as memcpy(), with the arguments reversed. + * memcpy() is the standard, bcopy() is a legacy BSD function. + * + * You should not use this function to access IO space, use memcpy_toio() + * or memcpy_fromio() instead. + */ +char * bcopy(const char * src, char * dest, int count) +{ + char *tmp = dest; + + while (count--) + *tmp++ = *src++; + + return dest; +} + +/** + * memcpy - Copy one area of memory to another + * @dest: Where to copy to + * @src: Where to copy from + * @count: The size of the area. + * + * You should not use this function to access IO space, use memcpy_toio() + * or memcpy_fromio() instead. + */ +void * memcpy(void * dest,const void *src,size_t count) +{ + char *tmp = (char *) dest, *s = (char *) src; + + while (count--) + *tmp++ = *s++; + + return dest; +} + +/** + * memmove - Copy one area of memory to another + * @dest: Where to copy to + * @src: Where to copy from + * @count: The size of the area. + * + * Unlike memcpy(), memmove() copes with overlapping areas. + */ +void * memmove(void * dest,const void *src,size_t count) +{ + char *tmp, *s; + + if (dest <= src) { + tmp = (char *) dest; + s = (char *) src; + while (count--) + *tmp++ = *s++; + } + else { + tmp = (char *) dest + count; + s = (char *) src + count; + while (count--) + *--tmp = *--s; + } + + return dest; +} + +/** + * memcmp - Compare two areas of memory + * @cs: One area of memory + * @ct: Another area of memory + * @count: The size of the area. + */ +int memcmp(const void * cs,const void * ct,size_t count) +{ + const unsigned char *su1, *su2; + signed char res = 0; + + for( su1 = cs, su2 = ct; 0 < count; ++su1, ++su2, count--) + if ((res = *su1 - *su2) != 0) + break; + return res; +} + +#ifndef __HAVE_ARCH_MEMSCAN +/** + * memscan - Find a character in an area of memory. + * @addr: The memory area + * @c: The byte to search for + * @size: The size of the area. + * + * returns the address of the first occurrence of @c, or 1 byte past + * the area if @c is not found + */ +void * memscan(void * addr, int c, size_t size) +{ + unsigned char * p = (unsigned char *) addr; + unsigned char * e = p + size; + + while (p != e) { + if (*p == c) + return (void *) p; + p++; + } + + return (void *) p; +} +#endif + +/** + * strstr - Find the first substring in a %NUL terminated string + * @s1: The string to be searched + * @s2: The string to search for + */ +char * strstr(const char * s1,const char * s2) +{ + int l1, l2; + + l2 = strlen(s2); + if (!l2) + return (char *) s1; + l1 = strlen(s1); + while (l1 >= l2) { + l1--; + if (!memcmp(s1,s2,l2)) + return (char *) s1; + s1++; + } + return NULL; +} + +/** + * memchr - Find a character in an area of memory. + * @s: The memory area + * @c: The byte to search for + * @n: The size of the area. + * + * returns the address of the first occurrence of @c, or %NULL + * if @c is not found + */ +void *memchr(const void *s, int c, size_t n) +{ + const unsigned char *p = s; + while (n-- != 0) { + if ((unsigned char)c == *p++) { + return (void *)(p-1); + } + } + return NULL; +} diff -Naru linux/arch/mips/zboot/csb250/head.S linux.spi/arch/mips/zboot/csb250/head.S --- linux/arch/mips/zboot/csb250/head.S 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/csb250/head.S 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,157 @@ +/* + * arch/mips/kernel/head.S + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1994, 1995 Waldorf Electronics + * Written by Ralf Baechle and Andreas Busse + * Copyright (C) 1995 - 1999 Ralf Baechle + * Copyright (C) 1996 Paul M. Antoine + * Modified for DECStation and hence R3000 support by Paul M. Antoine + * Further modifications by David S. Miller and Harald Koerfgen + * Copyright (C) 1999 Silicon Graphics, Inc. + * + * Head.S contains the MIPS exception handler and startup code. + * + ************************************************************************** + * 9 Nov, 2000. + * Added Cache Error exception handler and SBDDP EJTAG debug exception. + * + * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com + * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. + ************************************************************************** + */ +#include +#include + +#include +#include +#include +#include +#include +#include + +#define IndexInvalidate_I 0x00 +#define IndexWriteBack_D 0x01 + + .set noreorder + .cprestore + LEAF(start) +start: + bal locate + nop + + .globl asize /* Someday we'll put the initrd info here. */ +asize: .word 0 + .word 0 + .word 0 + .word 0 + +locate: + subu s8, ra, 8 /* Where we were loaded */ + la sp, (.stack + 8192) + + move s0, a0 /* Save boot rom start args */ + move s1, a1 + move s2, a2 + move s3, a3 + + la a0, start /* Where we were linked to run */ + + move a1, s8 + la a2, _edata + subu t1, a2, a0 + srl t1, t1, 2 + + /* copy text section */ + li t0, 0 +1: lw v0, 0(a1) + nop + sw v0, 0(a0) + xor t0, t0, v0 + addu a0, 4 + bne a2, a0, 1b + addu a1, 4 + + /* Clear BSS */ + la a0, _edata + la a2, _end +2: sw zero, 0(a0) + bne a2, a0, 2b + addu a0, 4 + + /* push the D-Cache and invalidate I-Cache */ + li k0, 0x80000000 # start address + li k1, 0x80004000 # end address (16KB I-Cache) + subu k1, 128 + +1: + .set mips3 + cache IndexWriteBack_D, 0(k0) + cache IndexWriteBack_D, 32(k0) + cache IndexWriteBack_D, 64(k0) + cache IndexWriteBack_D, 96(k0) + cache IndexInvalidate_I, 0(k0) + cache IndexInvalidate_I, 32(k0) + cache IndexInvalidate_I, 64(k0) + cache IndexInvalidate_I, 96(k0) + .set mips0 + + bne k0, k1, 1b + addu k0, k0, 128 + /* done */ + +/* move a0, s8 /* load address */ + subu a0, s8, 0x1000 /* load address */ + move a1, t1 /* length in words */ + move a2, t0 /* checksum */ + move a3, sp + + la ra, 1f + la k0, decompress_kernel + jr k0 + nop +1: + + la a2, __ramdisk_begin + la a3, initrd_size + lw a0, 0(a2) + lw a1, 0(a3) + li k0, KERNEL_ENTRY + jr k0 + nop +3: + b 3b + END(start) + + LEAF(udelay) +udelay: + END(udelay) + + + LEAF(FlushCache) + li k0, 0x80000000 # start address + li k1, 0x80004000 # end address (16KB I-Cache) + subu k1, 128 + +1: + .set mips3 + cache IndexWriteBack_D, 0(k0) + cache IndexWriteBack_D, 32(k0) + cache IndexWriteBack_D, 64(k0) + cache IndexWriteBack_D, 96(k0) + cache IndexInvalidate_I, 0(k0) + cache IndexInvalidate_I, 32(k0) + cache IndexInvalidate_I, 64(k0) + cache IndexInvalidate_I, 96(k0) + .set mips0 + + bne k0, k1, 1b + addu k0, k0, 128 + jr ra + nop + END(FlushCache) + + .comm .stack,4096*2,4 diff -Naru linux/arch/mips/zboot/csb250/Makefile linux.spi/arch/mips/zboot/csb250/Makefile --- linux/arch/mips/zboot/csb250/Makefile 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/csb250/Makefile 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,90 @@ +# arch/mips/zboot/pb1xxx/Makefile +# +# Makefile for Cogent CSB250 Au1500 board. +# All of the boot loader code was derived from the ppc +# boot code. +# +# 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. + +.c.s: + $(CC) $(CFLAGS) -S -o $*.s $< +.s.o: + $(AS) -o $*.o $< +.c.o: + $(CC) $(CFLAGS) -D__BOOTER__ -c -o $*.o $< +.S.s: + $(CPP) $(AFLAGS) -o $*.o $< +.S.o: + $(CC) $(AFLAGS) -c -o $*.o $< + +######################################################################### +# START BOARD SPECIFIC VARIABLES +BNAME=csb250 + +# These two variables control where the zImage is stored +# in flash and loaded in memory. It only controls how the srec +# file is generated, the code is the same. +RAM_RUN_ADDR = 0x80a00000 +FLASH_LOAD_ADDR = 0xBFD00000 + +# These two variables specify the free ram region +# that can be used for temporary malloc area +AVAIL_RAM_START=0x80400000 +AVAIL_RAM_END=0x80800000 + +# This one must match the LOADADDR in arch/mips/Makefile! +LOADADDR=0x80100000 +# END BOARD SPECIFIC VARIABLES +######################################################################### + +OBJECTS := head.o ../common/misc-common.o ../common/misc-simple.o \ + ../common/au1k_uart.o ../common/string.o ../common/ctype.o +LIBS := ../lib/zlib.a + +ENTRY := ../utils/entry +OFFSET := ../utils/offset +SIZE := ../utils/size + +LD_ARGS := -T ../ld.script -Ttext $(RAM_RUN_ADDR) -Bstatic +OBJCOPY_ARGS = -O elf32-tradbigmips + +all: zImage + +clean: + rm -rf *.o vmlinux* zvmlinux.* ../images/*.srec + +head.o: head.S $(TOPDIR)/vmlinux + $(CC) $(AFLAGS) \ + -DKERNEL_ENTRY=$(shell sh $(ENTRY) $(NM) $(TOPDIR)/vmlinux ) \ + -c -o $*.o $< + +../common/misc-simple.o: + $(CC) $(CFLAGS) -DINITRD_OFFSET=0 -DINITRD_SIZE=0 -DZIMAGE_OFFSET=0 \ + -DAVAIL_RAM_START=$(AVAIL_RAM_START) \ + -DAVAIL_RAM_END=$(AVAIL_RAM_END) \ + -DLOADADDR=$(LOADADDR) \ + -DZIMAGE_SIZE=0 -c -o $@ $*.c + +zvmlinux: $(OBJECTS) $(LIBS) ../ld.script ../images/vmlinux.gz ../common/dummy.o + $(OBJCOPY) \ + --add-section=.image=../images/vmlinux.gz \ + --set-section-flags=.image=contents,alloc,load,readonly,data \ + ../common/dummy.o image.o + $(LD) $(LD_ARGS) -o $@ $(OBJECTS) image.o $(LIBS) + $(OBJCOPY) $(OBJCOPY_ARGS) $@ $@ -R .comment -R .stab -R .stabstr \ + -R .initrd -R .sysmap + +# Here we manipulate the image in order to get it the necessary +# srecord file we need. +zImage: zvmlinux + mv zvmlinux ../images/zImage.$(BNAME) + $(OBJCOPY) -O binary ../images/zImage.$(BNAME) ../images/$(BNAME).bin + +zImage.flash: zImage + $(OBJCOPY) -O srec --adjust-vma 0x3ed00000 \ + ../images/zImage.$(BNAME) ../images/$(BNAME).flash.srec + +include $(TOPDIR)/Rules.make diff -Naru linux/arch/mips/zboot/images/Makefile linux.spi/arch/mips/zboot/images/Makefile --- linux/arch/mips/zboot/images/Makefile 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/images/Makefile 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,10 @@ + +include $(TOPDIR)/Rules.make + +vmlinux.gz: $(TOPDIR)/vmlinux + $(OBJCOPY) -S -O binary $(TOPDIR)/vmlinux vmlinux + gzip -vf vmlinux + +clean: + rm -f vmlinux.* zImage.* + diff -Naru linux/arch/mips/zboot/include/nonstdio.h linux.spi/arch/mips/zboot/include/nonstdio.h --- linux/arch/mips/zboot/include/nonstdio.h 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/include/nonstdio.h 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,18 @@ +/* + * Copyright (C) Paul Mackerras 1997. + * + * 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. + */ +typedef int FILE; +extern FILE *stdin, *stdout; +#define NULL ((void *)0) +#define EOF (-1) +#define fopen(n, m) NULL +#define fflush(f) 0 +#define fclose(f) 0 +extern char *fgets(); + +#define perror(s) printf("%s: no files!\n", (s)) diff -Naru linux/arch/mips/zboot/include/ns16550.h linux.spi/arch/mips/zboot/include/ns16550.h --- linux/arch/mips/zboot/include/ns16550.h 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/include/ns16550.h 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,49 @@ +/* + * NS16550 Serial Port + */ + +/* + * Figure out which file will have the definitons of COMx + */ +#if !defined(CONFIG_AU1X00_UART) +#error no serial.h +#endif + +/* Some machines have their uart registers 16 bytes apart. Most don't. + * TODO: Make this work like drivers/char/serial does - Tom */ +#if !defined(UART_REG_PAD) +#define UART_REG_PAD(x) +#endif + +struct NS16550 + { + unsigned char rbr; /* 0 */ + UART_REG_PAD(rbr) + unsigned char ier; /* 1 */ + UART_REG_PAD(ier) + unsigned char fcr; /* 2 */ + UART_REG_PAD(fcr) + unsigned char lcr; /* 3 */ + UART_REG_PAD(lcr) + unsigned char mcr; /* 4 */ + UART_REG_PAD(mcr) + unsigned char lsr; /* 5 */ + UART_REG_PAD(lsr) + unsigned char msr; /* 6 */ + UART_REG_PAD(msr) + unsigned char scr; /* 7 */ + }; + +#define thr rbr +#define iir fcr +#define dll rbr +#define dlm ier + +#define LSR_DR 0x01 /* Data ready */ +#define LSR_OE 0x02 /* Overrun */ +#define LSR_PE 0x04 /* Parity error */ +#define LSR_FE 0x08 /* Framing error */ +#define LSR_BI 0x10 /* Break */ +#define LSR_THRE 0x20 /* Xmit holding register empty */ +#define LSR_TEMT 0x40 /* Xmitter empty */ +#define LSR_ERR 0x80 /* Error */ diff -Naru linux/arch/mips/zboot/include/pb1000_serial.h linux.spi/arch/mips/zboot/include/pb1000_serial.h --- linux/arch/mips/zboot/include/pb1000_serial.h 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/include/pb1000_serial.h 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,20 @@ +/* + * arch/ppc/boot/include/sandpoint_serial.h + * + * Location of the COM ports on Motorola SPS Sandpoint machines + * + * Author: Mark A. Greer + * mgreer@mvista.com + * + * Copyright 2001 MontaVista Software Inc. + * + * 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. + */ + +#define COM1 0xfe0003f8 +#define COM2 0xfe0002f8 +#define COM3 0x00000000 /* No COM3 */ +#define COM4 0x00000000 /* No COM4 */ diff -Naru linux/arch/mips/zboot/include/zlib.h linux.spi/arch/mips/zboot/include/zlib.h --- linux/arch/mips/zboot/include/zlib.h 1969-12-31 19:00:00.000000000 -0500 +++ linux.spi/arch/mips/zboot/include/zlib.h 2004-05-11 23:19:24.000000000 -0400 @@ -0,0 +1,432 @@ +/* $Id: zlib.h,v 1.2 2002/02/16 16:55:45 ppopov Exp $ */ + +/* + * This file is derived from zlib.h and zconf.h from the zlib-0.95 + * distribution by Jean-loup Gailly and Mark Adler, with some additions + * by Paul Mackerras to aid in implementing Deflate compression and + * decompression for PPP packets. + */ + +/* + * ==FILEVERSION 960122== + * + * This marker is used by the Linux installation script to determine + * whether an up-to-date version of this file is already installed. + */ + +/* zlib.h -- interface of the 'zlib' general purpose compression library + version 0.95, Aug 16th, 1995. + + Copyright (C) 1995 Jean-loup Gailly and Mark Adler + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. + + Jean-loup Gailly Mark Adler + gzip@prep.ai.mit.edu madler@alumni.caltech.edu + */ + +#ifndef _ZLIB_H +#define _ZLIB_H + +/* #include "zconf.h" */ /* included directly here */ + +/* zconf.h -- configuration of the zlib compression library + * Copyright (C) 1995 Jean-loup Gailly. + * For conditions of distribution and use, see copyright notice in zlib.h + */ + +/* From: zconf.h,v 1.12 1995/05/03 17:27:12 jloup Exp */ + +/* + The library does not install any signal handler. It is recommended to + add at least a handler for SIGSEGV when decompressing; the library checks + the consistency of the input data whenever possible but may go nuts + for some forms of corrupted input. + */ + +/* + * Compile with -DMAXSEG_64K if the alloc function cannot allocate more + * than 64k bytes at a time (needed on systems with 16-bit int). + * Compile with -DUNALIGNED_OK if it is OK to access shorts or ints + * at addresses which are not a multiple of their size. + * Under DOS, -DFAR=far or -DFAR=__far may be needed. + */ + +#ifndef STDC +# if defined(MSDOS) || defined(__STDC__) || defined(__cplusplus) +# define STDC +# endif +#endif + +#ifdef __MWERKS__ /* Metrowerks CodeWarrior declares fileno() in unix.h */ +# include +#endif + +/* Maximum value for memLevel in deflateInit2 */ +#ifndef MAX_MEM_LEVEL +# ifdef MAXSEG_64K +# define MAX_MEM_LEVEL 8 +# else +# define MAX_MEM_LEVEL 9 +# endif +#endif + +#ifndef FAR +# define FAR +#endif + +/* Maximum value for windowBits in deflateInit2 and inflateInit2 */ +#ifndef MAX_WBITS +# define MAX_WBITS 15 /* 32K LZ77 window */ +#endif + +/* The memory requirements for deflate are (in bytes): + 1 << (windowBits+2) + 1 << (memLevel+9) + that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values) + plus a few kilobytes for small objects. For example, if you want to reduce + the default memory requirements from 256K to 128K, compile with + make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7" + Of course this will generally degrade compression (there's no free lunch). + + The memory requirements for inflate are (in bytes) 1 << windowBits + that is, 32K for windowBits=15 (default value) plus a few kilobytes + for small objects. +*/ + + /* Type declarations */ + +#ifndef OF /* function prototypes */ +# ifdef STDC +# define OF(args) args +# else +# define OF(args) () +# endif +#endif + +typedef unsigned char Byte; /* 8 bits */ +typedef unsigned int uInt; /* 16 bits or more */ +typedef unsigned long uLong; /* 32 bits or more */ + +typedef Byte FAR Bytef; +typedef char FAR charf; +typedef int FAR intf; +typedef uInt FAR uIntf; +typedef uLong FAR uLongf; + +#ifdef STDC + typedef void FAR *voidpf; + typedef void *voidp; +#else + typedef Byte FAR *voidpf; + typedef Byte *voidp; +#endif + +/* end of original zconf.h */ + +#define ZLIB_VERSION "0.95P" + +/* + The 'zlib' compression library provides in-memory compression and + decompression functions, including integrity checks of the uncompressed + data. This version of the library supports only one compression method + (deflation) but other algorithms may be added later and will have the same + stream interface. + + For compression the application must provide the output buffer and + may optionally provide the input buffer for optimization. For decompression, + the application must provide the input buffer and may optionally provide + the output buffer for optimization. + + Compression can be done in a single step if the buffers are large + enough (for example if an input file is mmap'ed), or can be done by + repeated calls of the compression function. In the latter case, the + application must provide more input and/or consume the output + (providing more output space) before each call. +*/ + +typedef voidpf (*alloc_func) OF((voidpf opaque, uInt items, uInt size)); +typedef void (*free_func) OF((voidpf opaque, voidpf address, uInt nbytes)); + +struct internal_state; + +typedef struct z_stream_s { + Bytef *next_in; /* next input byte */ + uInt avail_in; /* number of bytes available at next_in */ + uLong total_in; /* total nb of input bytes read so far */ + + Bytef *next_out; /* next output byte should be put there */ + uInt avail_out; /* remaining free space at next_out */ + uLong total_out; /* total nb of bytes output so far */ + + char *msg; /* last error message, NULL if no error */ + struct internal_state FAR *state; /* not visible by applications */ + + alloc_func zalloc; /* used to allocate the internal state */ + free_func zfree; /* used to free the internal state */ + voidp opaque; /* private data object passed to zalloc and zfree */ + + Byte data_type; /* best guess about the data type: ascii or binary */ + +} z_stream; + +/* + The application must update next_in and avail_in when avail_in has + dropped to zero. It must update next_out and avail_out when avail_out + has dropped to zero. The application must initialize zalloc, zfree and + opaque before calling the init function. All other fields are set by the + compression library and must not be updated by the application. + + The opaque value provided by the application will be passed as the first + parameter for calls of zalloc and zfree. This can be useful for custom + memory management. The compression library attaches no meaning to the + opaque value. + + zalloc must return Z_NULL if there is not enough memory for the object. + On 16-bit systems, the functions zalloc and zfree must be able to allocate + exactly 65536 bytes, but will not be required to allocate more than this + if the symbol MAXSEG_64K is defined (see zconf.h). WARNING: On MSDOS, + pointers returned by zalloc for objects of exactly 65536 bytes *must* + have their offset normalized to zero. The default allocation function + provided by this library ensures this (see zutil.c). To reduce memory + requirements and avoid any allocation of 64K objects, at the expense of + compression ratio, compile the library with -DMAX_WBITS=14 (see zconf.h). + + The fields total_in and total_out can be used for statistics or + progress reports. After compression, total_in holds the total size of + the uncompressed data and may be saved for use in the decompressor + (particularly if the decompressor wants to decompress everything in + a single step). +*/ + + /* constants */ + +#define Z_NO_FLUSH 0 +#define Z_PARTIAL_FLUSH 1 +#define Z_FULL_FLUSH 2 +#define Z_SYNC_FLUSH 3 /* experimental: partial_flush + byte align */ +#define Z_FINISH 4 +#define Z_PACKET_FLUSH 5 +/* See deflate() below for the usage of these constants */ + +#define Z_OK 0 +#define Z_STREAM_END 1 +#define Z_ERRNO (-1) +#define Z_STREAM_ERROR (-2) +#define Z_DATA_ERROR (-3) +#define Z_MEM_ERROR (-4) +#define Z_BUF_ERROR (-5) +/* error codes for the compression/decompression functions */ + +#define Z_BEST_SPEED 1 +#define Z_BEST_COMPRESSION 9 +#define Z_DEFAULT_COMPRESSION (-1) +/* compression levels */ + +#define Z_FILTERED 1 +#define Z_HUFFMAN_ONLY 2 +#define Z_DEFAULT_STRATEGY 0 + +#define Z_BINARY 0 +#define Z_ASCII 1 +#define Z_UNKNOWN 2 +/* Used to set the data_type field */ + +#define Z_NULL 0 /* for initializing zalloc, zfree, opaque */ + +extern char *zlib_version; +/* The application can compare zlib_version and ZLIB_VERSION for consistency. + If the first character differs, the library code actually used is + not compatible with the zlib.h header file used by the application. + */ + + /* basic functions */ + +extern int inflateInit OF((z_stream *strm)); +/* + Initializes the internal stream state for decompression. The fields + zalloc and zfree must be initialized before by the caller. If zalloc and + zfree are set to Z_NULL, inflateInit updates them to use default allocation + functions. + + inflateInit returns Z_OK if success, Z_MEM_ERROR if there was not + enough memory. msg is set to null if there is no error message. + inflateInit does not perform any decompression: this will be done by + inflate(). +*/ + + +extern int inflate OF((z_stream *strm, int flush)); +/* + Performs one or both of the following actions: + + - Decompress more input starting at next_in and update next_in and avail_in + accordingly. If not all input can be processed (because there is not + enough room in the output buffer), next_in is updated and processing + will resume at this point for the next call of inflate(). + + - Provide more output starting at next_out and update next_out and avail_out + accordingly. inflate() always provides as much output as possible + (until there is no more input data or no more space in the output buffer). + + Before the call of inflate(), the application should ensure that at least + one of the actions is possible, by providing more input and/or consuming + more output, and updating the next_* and avail_* values accordingly. + The application can consume the uncompressed output when it wants, for + example when the output buffer is full (avail_out == 0), or after each + call of inflate(). + + If the parameter flush is set to Z_PARTIAL_FLUSH or Z_PACKET_FLUSH, + inflate flushes as much output as possible to the output buffer. The + flushing behavior of inflate is not specified for values of the flush + parameter other than Z_PARTIAL_FLUSH, Z_PACKET_FLUSH or Z_FINISH, but the + current implementation actually flushes as much output as possible + anyway. For Z_PACKET_FLUSH, inflate checks that once all the input data + has been consumed, it is expecting to see the length field of a stored + block; if not, it returns Z_DATA_ERROR. + + inflate() should normally be called until it returns Z_STREAM_END or an + error. However if all decompression is to be performed in a single step + (a single call of inflate), the parameter flush should be set to + Z_FINISH. In this case all pending input is processed and all pending + output is flushed; avail_out must be large enough to hold all the + uncompressed data. (The size of the uncompressed data may have been saved + by the compressor for this purpose.) The next operation on this stream must + be inflateEnd to deallocate the decompression state. The use of Z_FINISH + is never required, but can be used to inform inflate that a faster routine + may be used for the single inflate() call. + + inflate() returns Z_OK if some progress has been made (more input + processed or more output produced), Z_STREAM_END if the end of the + compressed data has been reached and all uncompressed output has been + produced, Z_DATA_ERROR if the input data was corrupted, Z_STREAM_ERROR if + the stream structure was inconsistent (for example if next_in or next_out + was NULL), Z_MEM_ERROR if there was not enough memory, Z_BUF_ERROR if no + progress is possible or if there was not enough room in the output buffer + when Z_FINISH is used. In the Z_DATA_ERROR case, the application may then + call inflateSync to look for a good compression block. */ + + +extern int inflateEnd OF((z_stream *strm)); +/* + All dynamically allocated data structures for this stream are freed. + This function discards any unprocessed input and does not flush any + pending output. + + inflateEnd returns Z_OK if success, Z_STREAM_ERROR if the stream state + was inconsistent. In the error case, msg may be set but then points to a + static string (which must not be deallocated). +*/ + + /* advanced functions */ + +extern int inflateInit2 OF((z_stream *strm, + int windowBits)); +/* + This is another version of inflateInit with more compression options. The + fields next_out, zalloc and zfree must be initialized before by the caller. + + The windowBits parameter is the base two logarithm of the maximum window + size (the size of the history buffer). It should be in the range 8..15 for + this version of the library (the value 16 will be allowed soon). The + default value is 15 if inflateInit is used instead. If a compressed stream + with a larger window size is given as input, inflate() will return with + the error code Z_DATA_ERROR instead of trying to allocate a larger window. + + If next_out is not null, the library will use this buffer for the history + buffer; the buffer must either be large enough to hold the entire output + data, or have at least 1<