diff options
Diffstat (limited to 'payloads/libpayload/include/arch')
| -rw-r--r-- | payloads/libpayload/include/arch/io.h | 77 | ||||
| -rw-r--r-- | payloads/libpayload/include/arch/rdtsc.h | 40 | ||||
| -rw-r--r-- | payloads/libpayload/include/arch/types.h | 57 |
3 files changed, 174 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 |