Commit 9de782770b84768e1aa2e6454223ef30768de84e
Committed by
Paul Mackerras
Paul Mackerras
1 parent
4674f2f339
Exists in
master
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[POWERPC] bootwrapper: Add strtoull()
This will be needed by PlanetCore firmware support. Signed-off-by: Scott Wood <scottwood@freescale.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Showing 3 changed files with 52 additions and 1 deletions Side-by-side Diff
arch/powerpc/boot/Makefile
| ... | ... | @@ -45,7 +45,7 @@ |
| 45 | 45 | ns16550.c serial.c simple_alloc.c div64.S util.S \ |
| 46 | 46 | gunzip_util.c elf_util.c $(zlib) devtree.c oflib.c ofconsole.c \ |
| 47 | 47 | 4xx.c ebony.c mv64x60.c mpsc.c mv64x60_i2c.c cuboot.c bamboo.c \ |
| 48 | - cpm-serial.c | |
| 48 | + cpm-serial.c stdlib.c | |
| 49 | 49 | src-plat := of.c cuboot-83xx.c cuboot-85xx.c holly.c \ |
| 50 | 50 | cuboot-ebony.c treeboot-ebony.c prpmc2800.c \ |
| 51 | 51 | ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \ |
arch/powerpc/boot/stdlib.c
| 1 | +/* | |
| 2 | + * stdlib functions | |
| 3 | + * | |
| 4 | + * Author: Scott Wood <scottwood@freescale.com> | |
| 5 | + * | |
| 6 | + * Copyright (c) 2007 Freescale Semiconductor, Inc. | |
| 7 | + * | |
| 8 | + * This program is free software; you can redistribute it and/or modify it | |
| 9 | + * under the terms of the GNU General Public License version 2 as published | |
| 10 | + * by the Free Software Foundation. | |
| 11 | + */ | |
| 12 | + | |
| 13 | +#include "stdlib.h" | |
| 14 | + | |
| 15 | +/* Not currently supported: leading whitespace, sign, 0x prefix, zero base */ | |
| 16 | +unsigned long long int strtoull(const char *ptr, char **end, int base) | |
| 17 | +{ | |
| 18 | + unsigned long long ret = 0; | |
| 19 | + | |
| 20 | + if (base > 36) | |
| 21 | + goto out; | |
| 22 | + | |
| 23 | + while (*ptr) { | |
| 24 | + int digit; | |
| 25 | + | |
| 26 | + if (*ptr >= '0' && *ptr <= '9' && *ptr < '0' + base) | |
| 27 | + digit = *ptr - '0'; | |
| 28 | + else if (*ptr >= 'A' && *ptr < 'A' + base - 10) | |
| 29 | + digit = *ptr - 'A' + 10; | |
| 30 | + else if (*ptr >= 'a' && *ptr < 'a' + base - 10) | |
| 31 | + digit = *ptr - 'a' + 10; | |
| 32 | + else | |
| 33 | + break; | |
| 34 | + | |
| 35 | + ret *= base; | |
| 36 | + ret += digit; | |
| 37 | + ptr++; | |
| 38 | + } | |
| 39 | + | |
| 40 | +out: | |
| 41 | + if (end) | |
| 42 | + *end = (char *)ptr; | |
| 43 | + | |
| 44 | + return ret; | |
| 45 | +} |
arch/powerpc/boot/stdlib.h