libpayload: The initial chunk of code writen by AMD

This is the initial chunk of code written by me and copyrighted
by AMD.  Includes everything but a few files that we pulled from
outside sources.

Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3170 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

6 files changed, 477 insertions, 0 deletions

diff --git a/payloads/libpayload/include/arch/io.h b/payloads/libpayload/include/arch/io.h
new file mode 100644
index 0000000000..dcf5bd97ea
--- /dev/null
+++ b/payloads/libpayload/include/arch/io.h
@@ -0,0 +1,77 @@
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#ifndef _X86_ARCH_IO_H_
+#define _X86_ARCH_IO_H_
+
+#define readb(_a) (*(volatile unsigned char *) (_a))
+#define readw(_a) (*(volatile unsigned short *) (_a))
+#define readl(_a) (*(volatile unsigned long *) (_a))
+
+#define writeb(_v, _a) (*(volatile unsigned char *) (_a) = (_v))
+#define writew(_v, _a) (*(volatile unsigned short *) (_a) = (_v))
+#define writel(_v, _a) (*(volatile unsigned long *) (_a) = (_v))
+
+static inline unsigned long inl(int port)
+{
+	unsigned long val;
+	__asm__ __volatile__("inl %w1, %0" : "=a"(val) : "Nd"(port));
+	return val;
+}
+
+static inline unsigned short inw(int port)
+{
+	unsigned short val;
+	__asm__ __volatile__("inw %w1, %w0" : "=a"(val) : "Nd"(port));
+	return val;
+}
+
+static inline unsigned char inb(int port)
+{
+	unsigned char val;
+	__asm__ __volatile__("inb %w1, %b0" : "=a"(val) : "Nd"(port));
+	return val;
+}
+
+static inline void outl(unsigned long val, int port)
+{
+	__asm__ __volatile__("outl %0, %w1" : : "a"(val), "Nd"(port));
+}
+
+static inline void outw(unsigned short val, int port)
+{
+	__asm__ __volatile__("outw %w0, %w1" : : "a"(val), "Nd"(port));
+}
+
+static inline void outb(unsigned char val, int port)
+{
+	__asm__ __volatile__("outb %b0, %w1" : : "a"(val), "Nd"(port));
+}
+
+#endif
diff --git a/payloads/libpayload/include/arch/rdtsc.h b/payloads/libpayload/include/arch/rdtsc.h
new file mode 100644
index 0000000000..1addedafc8
--- /dev/null
+++ b/payloads/libpayload/include/arch/rdtsc.h
@@ -0,0 +1,40 @@
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#ifndef _RDTSC_H_
+#define _RDTSC_H_
+
+static inline unsigned long long rdtsc(void)
+{
+	unsigned long long val;
+	__asm__ __volatile__ ("rdtsc" : "=A" (val));
+	return val;
+}
+
+#endif
diff --git a/payloads/libpayload/include/arch/types.h b/payloads/libpayload/include/arch/types.h
new file mode 100644
index 0000000000..d1f3acda5b
--- /dev/null
+++ b/payloads/libpayload/include/arch/types.h
@@ -0,0 +1,57 @@
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#ifndef _ARCH_X86_TYPES_H
+#define _ARCH_X86_TYPES_H
+
+typedef unsigned char uint8_t;
+typedef unsigned char u8;
+typedef signed char int8_t;
+typedef signed char s8;
+
+typedef unsigned short uint16_t;
+typedef unsigned short u16;
+typedef signed short int16_t;
+typedef signed short s16;
+
+typedef unsigned int uint32_t;
+typedef unsigned int u32;
+typedef signed int int32_t;
+typedef signed int s32;
+
+typedef unsigned long long uint64_t;
+typedef unsigned long long u64;
+typedef signed long long int64_t;
+typedef signed long long s64;
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#endif
diff --git a/payloads/libpayload/include/coreboot_tables.h b/payloads/libpayload/include/coreboot_tables.h
new file mode 100644
index 0000000000..1542157ca7
--- /dev/null
+++ b/payloads/libpayload/include/coreboot_tables.h
@@ -0,0 +1,151 @@
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#ifndef _COREBOOT_TABLES_H_
+#define _COREBOOT_TABLES_H_
+
+#include <arch/types.h>
+
+struct cbuint64 {
+	uint32_t lo;
+	uint32_t hi;
+};
+
+struct cb_header {
+	uint8_t signature[4];
+	uint32_t header_bytes;
+	uint32_t header_checksum;
+	uint32_t table_bytes;
+	uint32_t table_checksum;
+	uint32_t table_entries;
+};
+
+struct cb_record {
+	uint32_t tag;
+	uint32_t size;
+};
+
+#define CB_TAG_UNUSED     0x0000
+#define CB_TAG_MEMORY     0x0001
+
+struct cb_memory_range {
+	struct cbuint64 start;
+	struct cbuint64 size;
+	uint32_t type;
+};
+
+#define CB_MEM_RAM      1
+#define CB_MEM_RESERVED 2
+#define CB_MEM_TABLE    16
+
+struct cb_memory {
+	uint32_t tag;
+	uint32_t size;
+	struct cb_memory_range map[0];
+};
+
+#define CB_TAG_HWRPB      0x0002
+
+struct cb_hwrpb {
+	uint32_t tag;
+	uint32_t size;
+	uint64_t hwrpb;
+};
+
+#define CB_TAG_MAINBOARD  0x0003
+
+struct cb_mainboard {
+	uint32_t tag;
+	uint32_t size;
+	uint8_t vendor_idx;
+	uint8_t part_number_idx;
+	uint8_t strings[0];
+};
+
+#define CB_TAG_VERSION        0x0004
+#define CB_TAG_EXTRA_VERSION  0x0005
+#define CB_TAG_BUILD          0x0006
+#define CB_TAG_COMPILE_TIME   0x0007
+#define CB_TAG_COMPILE_BY     0x0008
+#define CB_TAG_COMPILE_HOST   0x0009
+#define CB_TAG_COMPILE_DOMAIN 0x000a
+#define CB_TAG_COMPILER       0x000b
+#define CB_TAG_LINKER         0x000c
+#define CB_TAG_ASSEMBLER      0x000d
+
+struct cb_string {
+	uint32_t tag;
+	uint32_t size;
+	uint8_t string[0];
+};
+
+#define CB_TAG_SERIAL         0x000f
+
+struct cb_serial {
+	uint32_t tag;
+	uint32_t size;
+	uint16_t ioport;
+};
+
+#define CB_TAG_CONSOLE       0x00010
+
+struct cb_console {
+	uint32_t tag;
+	uint32_t size;
+	uint16_t type;
+};
+
+#define CB_TAG_CONSOLE_SERIAL8250 0
+#define CB_TAG_CONSOLE_VGA        1
+#define CB_TAG_CONSOLE_BTEXT      2 
+#define CB_TAG_CONSOLE_LOGBUF     3
+#define CB_TAG_CONSOLE_SROM       4
+#define CB_TAG_CONSOLE_EHCI       5
+
+/* Still to come: CMOS information */
+
+/* Helpful macros */
+
+#define MEM_RANGE_COUNT(_rec) \
+  (((_rec)->size - sizeof(*(_rec))) / sizeof((_rec)->map[0]))
+
+#define MEM_RANGE_PTR(_rec, _idx) \
+  (((uint8_t *) (_rec)) + sizeof(*(_rec)) \
+  + (sizeof((_rec)->map[0]) * (_idx)))
+
+#define MB_VENDOR_STRING(_mb) \
+	(((unsigned char *) ((_mb)->strings)) + (_mb)->vendor_idx)
+
+#define MB_PART_STRING(_mb) \
+	(((unsigned char *) ((_mb)->strings)) + (_mb)->part_number_idx)
+
+#define UNPACK_CB64(_in) \
+	( (((uint64_t) _in.hi) << 32) | _in.lo )
+
+#endif
diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h
new file mode 100644
index 0000000000..84518563d6
--- /dev/null
+++ b/payloads/libpayload/include/libpayload.h
@@ -0,0 +1,99 @@
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#ifndef LIBPAYLOAD_H_
+#define LIBPAYLOAD_H_
+
+#include <autoconf.h>
+#include <stddef.h>
+#include <arch/types.h>
+#include <arch/io.h>
+#include <stdarg.h>
+
+#define MIN(a,b) ((a) < (b) ? (a) : (b))
+#define MAX(a,b) ((a) > (b) ? (a) : (b))
+#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
+
+/* serial.c */
+void serial_putchar(unsigned char c);
+
+/* console.c */
+int putchar(int c);
+extern int last_putchar;
+
+#define havechar havekey
+
+/* ctype.c */
+int isspace(int c);
+int isdigit(int c);
+int tolower(int c);
+
+/* malloc.c */
+void *malloc(size_t size);
+void free(void *ptr);
+void *calloc(size_t nmemb, size_t size);
+void *realloc(void *ptr, size_t size);
+
+/* memory.c */
+int memcmp(const char *s1, const char *s2, size_t len);
+void *memcpy(void *dst, const void *src, size_t n);
+void *memset(void *s, int c, size_t n);
+void *memmove(void *dst, const void *src, size_t n);
+
+/* printf.c */
+int sprintf(char *str, const char *fmt, ...);
+int vsnprintf(char *str, size_t size, const char *fmt, va_list ap);
+int vsprintf(char *str, const char *fmt, va_list ap);
+int printf(const char *fmt, ...);
+int vprintf(const char *fmt, va_list ap);
+
+/* string.c */
+size_t strnlen(const char *src, size_t max);
+size_t strlen(const char *src);
+int strcmp(const char *s1, const char *s2);
+char *strdup(const char *s);
+char *strchr(const char *s, int c);
+char *strncpy(char *to, const char *from, int count);
+char * strcpy (char *dest, const char *src);
+char * strstr (const char *s1, const char *s2);
+
+/* ipchchecksum.c */
+unsigned short ipchksum(const unsigned short *ptr, unsigned long nbytes);
+
+/* util.S */
+#define abort() halt()
+void halt(void) __attribute__ ((noreturn));
+
+/* Timer functions - defined by each arcitecture */
+
+void ndelay(unsigned int);
+void mdelay(unsigned int);
+void delay(unsigned int);
+
+#endif
diff --git a/payloads/libpayload/include/sysinfo.h b/payloads/libpayload/include/sysinfo.h
new file mode 100644
index 0000000000..ff39765b76
--- /dev/null
+++ b/payloads/libpayload/include/sysinfo.h
@@ -0,0 +1,53 @@
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#ifndef _SYSINFO_H_
+#define _SYSINFO_H_
+
+/* Allow a maximum of 16 memory range definitions */
+
+#define SYSINFO_MAX_MEM_RANGES 16
+
+struct sysinfo_t {
+	unsigned int cpu_khz;
+	unsigned short ser_ioport;
+
+	int n_memranges;
+
+	struct {
+		unsigned long long base;
+		unsigned long long size;
+	} memrange[SYSINFO_MAX_MEM_RANGES];
+};
+
+extern struct sysinfo_t lib_sysinfo;
+void lib_get_sysinfo(void);
+
+#endif
+