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Diffstat (limited to 'arch/ppc/boot/common/misc-common.c')
-rw-r--r--arch/ppc/boot/common/misc-common.c555
1 files changed, 0 insertions, 555 deletions
diff --git a/arch/ppc/boot/common/misc-common.c b/arch/ppc/boot/common/misc-common.c
deleted file mode 100644
index 9589969cec7..00000000000
--- a/arch/ppc/boot/common/misc-common.c
+++ /dev/null
@@ -1,555 +0,0 @@
-/*
- * Misc. bootloader code (almost) all platforms can use
- *
- * Author: Johnnie Peters <jpeters@mvista.com>
- * Editor: Tom Rini <trini@mvista.com>
- *
- * Derived from arch/ppc/boot/prep/misc.c
- *
- * 2000-2001 (c) MontaVista, Software, Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-
-#include <stdarg.h> /* for va_ bits */
-#include <linux/string.h>
-#include <linux/zlib.h>
-#include "nonstdio.h"
-
-/* If we're on a PReP, assume we have a keyboard controller
- * Also note, if we're not PReP, we assume you are a serial
- * console - Tom */
-#if defined(CONFIG_PPC_PREP) && defined(CONFIG_VGA_CONSOLE)
-extern void cursor(int x, int y);
-extern void scroll(void);
-extern char *vidmem;
-extern int lines, cols;
-extern int orig_x, orig_y;
-extern int keyb_present;
-extern int CRT_tstc(void);
-extern int CRT_getc(void);
-#else
-int cursor(int x, int y) {return 0;}
-void scroll(void) {}
-char vidmem[1];
-#define lines 0
-#define cols 0
-int orig_x = 0;
-int orig_y = 0;
-#define keyb_present 0
-int CRT_tstc(void) {return 0;}
-int CRT_getc(void) {return 0;}
-#endif
-
-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 gunzip(void *, int, unsigned char *, int *);
-static int _cvt(unsigned long val, char *buf, long radix, char *digits);
-
-void _vprintk(void(*putc)(const char), const char *fmt0, va_list ap);
-unsigned char *ISA_io = NULL;
-
-#if defined(CONFIG_SERIAL_CPM_CONSOLE) || defined(CONFIG_SERIAL_8250_CONSOLE) \
- || defined(CONFIG_SERIAL_MPC52xx_CONSOLE) \
- || defined(CONFIG_SERIAL_MPSC_CONSOLE) \
- || defined(CONFIG_SERIAL_UARTLITE_CONSOLE)
-extern unsigned long com_port;
-
-extern int serial_tstc(unsigned long com_port);
-extern unsigned char serial_getc(unsigned long com_port);
-extern void serial_putc(unsigned long com_port, unsigned char c);
-#endif
-
-void pause(void)
-{
- puts("pause\n");
-}
-
-void exit(void)
-{
- puts("exit\n");
- while(1);
-}
-
-int tstc(void)
-{
-#if defined(CONFIG_SERIAL_CPM_CONSOLE) || defined(CONFIG_SERIAL_8250_CONSOLE) \
- || defined(CONFIG_SERIAL_MPC52xx_CONSOLE) \
- || defined(CONFIG_SERIAL_MPSC_CONSOLE) \
- || defined(CONFIG_SERIAL_UARTLITE_CONSOLE)
- if(keyb_present)
- return (CRT_tstc() || serial_tstc(com_port));
- else
- return (serial_tstc(com_port));
-#else
- return CRT_tstc();
-#endif
-}
-
-int getc(void)
-{
- while (1) {
-#if defined(CONFIG_SERIAL_CPM_CONSOLE) || defined(CONFIG_SERIAL_8250_CONSOLE) \
- || defined(CONFIG_SERIAL_MPC52xx_CONSOLE) \
- || defined(CONFIG_SERIAL_MPSC_CONSOLE) \
- || defined(CONFIG_SERIAL_UARTLITE_CONSOLE)
- if (serial_tstc(com_port))
- return (serial_getc(com_port));
-#endif /* serial console */
- if (keyb_present)
- if(CRT_tstc())
- return (CRT_getc());
- }
-}
-
-void
-putc(const char c)
-{
- int x,y;
-
-#if defined(CONFIG_SERIAL_CPM_CONSOLE) || defined(CONFIG_SERIAL_8250_CONSOLE) \
- || defined(CONFIG_SERIAL_MPC52xx_CONSOLE) \
- || defined(CONFIG_SERIAL_MPSC_CONSOLE) \
- || defined(CONFIG_SERIAL_UARTLITE_CONSOLE)
- serial_putc(com_port, c);
- if ( c == '\n' )
- serial_putc(com_port, '\r');
-#endif /* serial console */
-
- x = orig_x;
- y = orig_y;
-
- if ( c == '\n' ) {
- x = 0;
- if ( ++y >= lines ) {
- scroll();
- y--;
- }
- } else if (c == '\r') {
- x = 0;
- } else if (c == '\b') {
- if (x > 0) {
- x--;
- }
- } else {
- vidmem [ ( x + cols * y ) * 2 ] = c;
- if ( ++x >= cols ) {
- x = 0;
- if ( ++y >= lines ) {
- scroll();
- y--;
- }
- }
- }
-
- cursor(x, y);
-
- orig_x = x;
- orig_y = y;
-}
-
-void puts(const char *s)
-{
- int x,y;
- char c;
-
- x = orig_x;
- y = orig_y;
-
- while ( ( c = *s++ ) != '\0' ) {
-#if defined(CONFIG_SERIAL_CPM_CONSOLE) || defined(CONFIG_SERIAL_8250_CONSOLE) \
- || defined(CONFIG_SERIAL_MPC52xx_CONSOLE) \
- || defined(CONFIG_SERIAL_MPSC_CONSOLE) \
- || defined(CONFIG_SERIAL_UARTLITE_CONSOLE)
- serial_putc(com_port, c);
- if ( c == '\n' ) serial_putc(com_port, '\r');
-#endif /* serial console */
-
- if ( c == '\n' ) {
- x = 0;
- if ( ++y >= lines ) {
- scroll();
- y--;
- }
- } else if (c == '\b') {
- if (x > 0) {
- x--;
- }
- } else {
- vidmem [ ( x + cols * y ) * 2 ] = c;
- if ( ++x >= cols ) {
- x = 0;
- if ( ++y >= lines ) {
- scroll();
- y--;
- }
- }
- }
- }
-
- cursor(x, y);
-
- orig_x = x;
- orig_y = y;
-}
-
-void error(char *x)
-{
- puts("\n\n");
- puts(x);
- puts("\n\n -- System halted");
-
- while(1); /* Halt */
-}
-
-static void *zalloc(unsigned size)
-{
- void *p = avail_ram;
-
- size = (size + 7) & -8;
- avail_ram += size;
- if (avail_ram > end_avail) {
- puts("oops... out of memory\n");
- pause();
- }
- return p;
-}
-
-#define HEAD_CRC 2
-#define EXTRA_FIELD 4
-#define ORIG_NAME 8
-#define COMMENT 0x10
-#define RESERVED 0xe0
-
-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] != Z_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();
- }
-
- /* Initialize ourself. */
- s.workspace = zalloc(zlib_inflate_workspacesize());
- r = zlib_inflateInit2(&s, -MAX_WBITS);
- if (r != Z_OK) {
- puts("zlib_inflateInit2 returned "); puthex(r); puts("\n");
- exit();
- }
- s.next_in = src + i;
- s.avail_in = *lenp - i;
- s.next_out = dst;
- s.avail_out = dstlen;
- r = zlib_inflate(&s, Z_FINISH);
- if (r != Z_OK && r != Z_STREAM_END) {
- puts("inflate returned "); puthex(r); puts("\n");
- exit();
- }
- *lenp = s.next_out - (unsigned char *) dst;
- zlib_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);
-}
-
-/* Very simple inb/outb routines. We declare ISA_io to be 0 above, and
- * then modify it on platforms which need to. We do it like this
- * because on some platforms we give inb/outb an exact location, and
- * on others it's an offset from a given location. -- Tom
- */
-
-void ISA_init(unsigned long base)
-{
- ISA_io = (unsigned char *)base;
-}
-
-void
-outb(int port, unsigned char val)
-{
- /* Ensure I/O operations complete */
- __asm__ volatile("eieio");
- ISA_io[port] = val;
-}
-
-unsigned char
-inb(int port)
-{
- /* Ensure I/O operations complete */
- __asm__ volatile("eieio");
- return (ISA_io[port]);
-}
-
-/*
- * Local variables:
- * c-indent-level: 8
- * c-basic-offset: 8
- * tab-width: 8
- * End:
- */
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