Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

11 files changed, 445 insertions, 0 deletions

diff --git a/roms/skiboot/libc/include/assert.h b/roms/skiboot/libc/include/assert.h
new file mode 100644
index 000000000..1e511fbe5
--- /dev/null
+++ b/roms/skiboot/libc/include/assert.h
@@ -0,0 +1,60 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008, 2012 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _ASSERT_H
+#define _ASSERT_H
+
+struct trap_table_entry {
+	unsigned long address;
+	const char *message;
+};
+
+extern struct trap_table_entry __trap_table_start[];
+extern struct trap_table_entry __trap_table_end[];
+
+#define stringify(expr)		stringify_1(expr)
+/* Double-indirection required to stringify expansions */
+#define stringify_1(expr)	#expr
+
+void __attribute__((noreturn)) assert_fail(const char *msg,
+						const char *file,
+						unsigned int line,
+						const char *function);
+
+/*
+ * The 'nop' gets patched to 'trap' after skiboot takes over the exception
+ * vectors, then patched to 'nop' before booting the OS (see patch_traps).
+ * This makes assert fall through to assert_fail when we can't use the 0x700
+ * interrupt.
+ */
+#define assert(cond)							\
+do {									\
+	/* evaluate cond exactly once */				\
+	const unsigned long __cond = (unsigned long)(cond);		\
+	asm volatile(							\
+		"	cmpdi	%0,0"				"\n\t"	\
+		"	bne	2f"				"\n\t"	\
+		"1:	nop		# assert"		"\n\t"	\
+		"2:"						"\n\t"	\
+		".section .rodata"				"\n\t"	\
+		"3:	.string	\"assert failed at " __FILE__ ":" stringify(__LINE__) "\""	"\n\t" \
+		".previous"					"\n\t"	\
+		".section .trap_table,\"aw\""			"\n\t"	\
+		".llong	1b"					"\n\t"	\
+		".llong	3b"					"\n\t"	\
+		".previous"					"\n\t"	\
+			: : "r"(__cond) : "cr0");			\
+	if (!__cond)							\
+		assert_fail(stringify(cond), __FILE__, __LINE__, __FUNCTION__); \
+} while (0)
+
+#endif
diff --git a/roms/skiboot/libc/include/ctype.h b/roms/skiboot/libc/include/ctype.h
new file mode 100644
index 000000000..60c98b059
--- /dev/null
+++ b/roms/skiboot/libc/include/ctype.h
@@ -0,0 +1,26 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _CTYPE_H
+#define _CTYPE_H
+
+#include <compiler.h>
+
+int __attrconst isdigit(int c);
+int __attrconst isxdigit(int c);
+int __attrconst isprint(int c);
+int __attrconst isspace(int c);
+
+int __attrconst tolower(int c);
+int __attrconst toupper(int c);
+
+#endif
diff --git a/roms/skiboot/libc/include/errno.h b/roms/skiboot/libc/include/errno.h
new file mode 100644
index 000000000..c2bd98774
--- /dev/null
+++ b/roms/skiboot/libc/include/errno.h
@@ -0,0 +1,36 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _ERRNO_H
+#define _ERRNO_H
+
+extern int errno;
+
+/*
+ * Error number definitions
+ */
+#define EPERM		1	/* not permitted */
+#define ENOENT		2	/* file or directory not found */
+#define EIO		5	/* input/output error */
+#define EBADF        9  /* Bad file number */
+#define ENOMEM		12	/* not enough space */
+#define EACCES		13	/* permission denied */
+#define EFAULT		14	/* bad address */
+#define EBUSY		16	/* resource busy */
+#define EEXIST		17	/* file already exists */
+#define ENODEV		19	/* device not found */
+#define EINVAL		22	/* invalid argument */
+#define EDOM		33	/* math argument out of domain of func */
+#define ERANGE		34	/* math result not representable */
+#define ENOSYS      38  /* Function not implemented */
+
+#endif
diff --git a/roms/skiboot/libc/include/getopt.h b/roms/skiboot/libc/include/getopt.h
new file mode 100644
index 000000000..5956986a5
--- /dev/null
+++ b/roms/skiboot/libc/include/getopt.h
@@ -0,0 +1,37 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef GETOPT_H
+#define GETOPT_H
+
+extern char *optarg;
+extern int optind;
+extern int opterr;
+extern int optopt;
+
+struct option {
+	const char *name;
+	int has_arg;
+	int *flag;
+	int val;
+};
+
+enum {
+	no_argument = 0,
+	required_argument,
+	optional_argument
+};
+
+int getopt(int argc, char **, const char *);
+int getopt_long(int argc, char **, const char *, const struct option *, int *);
+
+#endif				/* GETOPT_H */
diff --git a/roms/skiboot/libc/include/limits.h b/roms/skiboot/libc/include/limits.h
new file mode 100644
index 000000000..bd67c7ecc
--- /dev/null
+++ b/roms/skiboot/libc/include/limits.h
@@ -0,0 +1,36 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _LIMITS_H
+#define _LIMITS_H
+
+#define 	UCHAR_MAX	255
+#define 	SCHAR_MAX	127
+#define 	SCHAR_MIN	(-128)
+
+#define 	USHRT_MAX	65535
+#define 	SHRT_MAX	32767
+#define 	SHRT_MIN	(-32768)
+
+#define 	UINT_MAX	(4294967295U)
+#define 	INT_MAX 	2147483647
+#define 	INT_MIN 	(-2147483648)
+
+#define 	ULONG_MAX	((unsigned long)-1L)
+#define 	LONG_MAX	(ULONG_MAX/2)
+#define 	LONG_MIN	((-LONG_MAX)-1)
+
+#define		CHAR_BIT	8
+
+#define 	UINT32_MAX	UINT_MAX
+
+#endif
diff --git a/roms/skiboot/libc/include/stdint.h b/roms/skiboot/libc/include/stdint.h
new file mode 100644
index 000000000..2a2c1d916
--- /dev/null
+++ b/roms/skiboot/libc/include/stdint.h
@@ -0,0 +1,30 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _STDINT_H
+#define _STDINT_H
+
+typedef unsigned char uint8_t;
+typedef signed char int8_t;
+
+typedef unsigned short uint16_t;
+typedef signed short int16_t;
+
+typedef unsigned int uint32_t;
+typedef signed int int32_t;
+
+typedef unsigned long long uint64_t;
+typedef signed long long int64_t;
+
+typedef unsigned long int uintptr_t;
+
+#endif
diff --git a/roms/skiboot/libc/include/stdio.h b/roms/skiboot/libc/include/stdio.h
new file mode 100644
index 000000000..5dc4502b0
--- /dev/null
+++ b/roms/skiboot/libc/include/stdio.h
@@ -0,0 +1,72 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _STDIO_H
+#define _STDIO_H
+
+#include <stdarg.h>
+#include "stddef.h"
+
+#define EOF (-1)
+
+#define _IONBF 0
+#define _IOLBF 1
+#define _IOFBF 2
+#define BUFSIZ 80
+
+typedef struct {
+	int fd;
+	int mode;
+	int pos;
+	char *buf;
+	int bufsiz;
+} FILE;
+
+extern FILE stdin_data;
+extern FILE stdout_data;
+extern FILE stderr_data;
+
+#define stdin (&stdin_data)
+#define stdout (&stdout_data)
+#define stderr (&stderr_data)
+
+int fileno(FILE *stream);
+
+int _printf(const char *format, ...) __attribute__((format (printf, 1, 2)));
+
+#ifndef pr_fmt
+#define pr_fmt(fmt) fmt
+#endif
+
+#define printf(f, ...) do { _printf(pr_fmt(f), ##__VA_ARGS__); } while(0)
+
+int fprintf(FILE *stream, const char *format, ...) __attribute__((format (printf, 2, 3)));
+int snprintf(char *str, size_t size, const char *format, ...)  __attribute__((format (printf, 3, 4)));
+int vfprintf(FILE *stream, const char *format, va_list);
+int vsnprintf(char *str, size_t size, const char *format, va_list);
+void setbuf(FILE *stream, char *buf);
+int setvbuf(FILE *stream, char *buf, int mode , size_t size);
+
+int fputc(int ch, FILE *stream);
+#define putc(ch, stream)	fputc(ch, stream)
+int putchar(int ch);
+int puts(const char *str);
+int fputs(const char *str, FILE *stream);
+
+int scanf(const char *format, ...)  __attribute__((format (scanf, 1, 2)));
+int fscanf(FILE *stream, const char *format, ...) __attribute__((format (scanf, 2, 3)));
+int vfscanf(FILE *stream, const char *format, va_list);
+int vsscanf(const char *str, const char *format, va_list);
+int getc(FILE *stream);
+int getchar(void);
+
+#endif
diff --git a/roms/skiboot/libc/include/stdlib.h b/roms/skiboot/libc/include/stdlib.h
new file mode 100644
index 000000000..43d5c24dd
--- /dev/null
+++ b/roms/skiboot/libc/include/stdlib.h
@@ -0,0 +1,31 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _STDLIB_H
+#define _STDLIB_H
+
+#include "stddef.h"
+
+#define RAND_MAX 32767
+
+#include "mem_region-malloc.h"
+
+int atoi(const char *str);
+long atol(const char *str);
+unsigned long int strtoul(const char *nptr, char **endptr, int base);
+long int strtol(const char *nptr, char **endptr, int base);
+
+int rand(void);
+long int __attribute__((const)) labs(long int n);
+#define abort() assert(0)
+
+#endif
diff --git a/roms/skiboot/libc/include/string.h b/roms/skiboot/libc/include/string.h
new file mode 100644
index 000000000..f3d6117fb
--- /dev/null
+++ b/roms/skiboot/libc/include/string.h
@@ -0,0 +1,52 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2016 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _STRING_H
+#define _STRING_H
+
+#include "stddef.h"
+
+#define strcpy __builtin_strcpy
+#define strncpy __builtin_strncpy
+#define strcat __builtin_strcat
+#define strcmp __builtin_strcmp
+#define strncmp __builtin_strncmp
+#define strcasecmp __builtin_strcasecmp
+#define strncasecmp __builtin_strncasecmp
+#define strchr __builtin_strchr
+#define strrchr __builtin_strrchr
+#define strlen __builtin_strlen
+#define strlen __builtin_strlen
+size_t strnlen(const char *s, size_t maxlen);
+#define strstr __builtin_strstr
+#define strdup __builtin_strdup
+char *strtok(char *src, const char *pattern);
+
+#define memset __builtin_memset
+#define memchr __builtin_memchr
+#define memcpy __builtin_memcpy
+#define memmove __builtin_memmove
+#define memcmp __builtin_memcmp
+static inline void *memcpy_null(void *dest, const void *src, size_t n)
+{
+	asm("" : "+r"(dest));
+	asm("" : "+r"(src));
+	return memcpy(dest, src, n);
+}
+void *memcpy_from_ci(void *destpp, const void *srcpp, size_t len);
+
+static inline int ffs(unsigned long val)
+{
+	return __builtin_ffs(val);
+}
+
+#endif
diff --git a/roms/skiboot/libc/include/time.h b/roms/skiboot/libc/include/time.h
new file mode 100644
index 000000000..8d34fdbab
--- /dev/null
+++ b/roms/skiboot/libc/include/time.h
@@ -0,0 +1,39 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+#ifndef _TIME_H
+#define _TIME_H
+
+struct tm {
+	int tm_sec;
+	int tm_min;
+	int tm_hour;
+	int tm_mday;
+	int tm_mon;
+	int tm_year;
+};
+
+typedef long time_t;
+
+struct timespec {
+	time_t tv_sec;        /* seconds */
+	long   tv_nsec;       /* nanoseconds */
+};
+
+struct tm *gmtime_r(const time_t *timep, struct tm *result);
+time_t mktime(struct tm *tm);
+
+/* Not implemented by libc but by hosting environment, however
+ * this is where the prototype is expected
+ */
+int nanosleep(const struct timespec *req, struct timespec *rem);
+
+#endif /* _TIME_H */
diff --git a/roms/skiboot/libc/include/unistd.h b/roms/skiboot/libc/include/unistd.h
new file mode 100644
index 000000000..bc53472dc
--- /dev/null
+++ b/roms/skiboot/libc/include/unistd.h
@@ -0,0 +1,26 @@
+/******************************************************************************
+ * Copyright (c) 2004, 2008 IBM Corporation
+ * All rights reserved.
+ * This program and the accompanying materials
+ * are made available under the terms of the BSD License
+ * which accompanies this distribution, and is available at
+ * http://www.opensource.org/licenses/bsd-license.php
+ *
+ * Contributors:
+ *     IBM Corporation - initial implementation
+ *****************************************************************************/
+
+#ifndef _UNISTD_H
+#define _UNISTD_H
+
+#include <stddef.h>
+
+typedef long ssize_t;
+
+extern int open(const char *name, int flags);
+extern int close(int fd);
+extern ssize_t read(int fd, void *buf, size_t count);
+extern ssize_t write(int fd, const void *buf, size_t count);
+extern ssize_t lseek(int fd, long offset, int whence);
+
+#endif