aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/boot/stdlib.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-11 21:55:47 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-11 21:55:47 -0700
commite86908614f2c7fec401827e5cefd7a6ea9407f85 (patch)
treefcb5d9e52422b37bdaf0e647126ebdfc1680f162 /arch/powerpc/boot/stdlib.c
parentMerge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev (diff)
parent[POWERPC] Add memchr() to the bootwrapper (diff)
downloadlinux-dev-e86908614f2c7fec401827e5cefd7a6ea9407f85.tar.xz
linux-dev-e86908614f2c7fec401827e5cefd7a6ea9407f85.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (408 commits) [POWERPC] Add memchr() to the bootwrapper [POWERPC] Implement logging of unhandled signals [POWERPC] Add legacy serial support for OPB with flattened device tree [POWERPC] Use 1TB segments [POWERPC] XilinxFB: Allow fixed framebuffer base address [POWERPC] XilinxFB: Add support for custom screen resolution [POWERPC] XilinxFB: Use pdata to pass around framebuffer parameters [POWERPC] PCI: Add 64-bit physical address support to setup_indirect_pci [POWERPC] 4xx: Kilauea defconfig file [POWERPC] 4xx: Kilauea DTS [POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x [POWERPC] 4xx: Add AMCC 405EX support to cputable.c [POWERPC] Adjust TASK_SIZE on ppc32 systems to 3GB that are capable [POWERPC] Use PAGE_OFFSET to tell if an address is user/kernel in SW TLB handlers [POWERPC] 85xx: Enable FP emulation in MPC8560 ADS defconfig [POWERPC] 85xx: Killed <asm/mpc85xx.h> [POWERPC] 85xx: Add cpm nodes for 8541/8555 CDS [POWERPC] 85xx: Convert mpc8560ads to the new CPM binding. [POWERPC] mpc8272ads: Remove muram from the CPM reg property. [POWERPC] Make clockevents work on PPC601 processors ... Fixed up conflict in Documentation/powerpc/booting-without-of.txt manually.
Diffstat (limited to 'arch/powerpc/boot/stdlib.c')
-rw-r--r--arch/powerpc/boot/stdlib.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/powerpc/boot/stdlib.c b/arch/powerpc/boot/stdlib.c
new file mode 100644
index 000000000000..e00d58c29eea
--- /dev/null
+++ b/arch/powerpc/boot/stdlib.c
@@ -0,0 +1,45 @@
+/*
+ * stdlib functions
+ *
+ * Author: Scott Wood <scottwood@freescale.com>
+ *
+ * Copyright (c) 2007 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include "stdlib.h"
+
+/* Not currently supported: leading whitespace, sign, 0x prefix, zero base */
+unsigned long long int strtoull(const char *ptr, char **end, int base)
+{
+ unsigned long long ret = 0;
+
+ if (base > 36)
+ goto out;
+
+ while (*ptr) {
+ int digit;
+
+ if (*ptr >= '0' && *ptr <= '9' && *ptr < '0' + base)
+ digit = *ptr - '0';
+ else if (*ptr >= 'A' && *ptr < 'A' + base - 10)
+ digit = *ptr - 'A' + 10;
+ else if (*ptr >= 'a' && *ptr < 'a' + base - 10)
+ digit = *ptr - 'a' + 10;
+ else
+ break;
+
+ ret *= base;
+ ret += digit;
+ ptr++;
+ }
+
+out:
+ if (end)
+ *end = (char *)ptr;
+
+ return ret;
+}