diff options
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/i386/Makefile.linux | 10 | ||||
| -rw-r--r-- | src/arch/i386/core/linux/linux_syscall.S | 45 | ||||
| -rw-r--r-- | src/arch/i386/core/linux/linuxprefix.S | 28 | ||||
| -rw-r--r-- | src/arch/i386/include/bits/linux_api.h | 6 | ||||
| -rw-r--r-- | src/arch/x86/Makefile.linux | 19 | ||||
| -rw-r--r-- | src/arch/x86/core/linux/linux_api.c | 149 | ||||
| -rw-r--r-- | src/arch/x86/core/linux/linux_strerror.c | 169 | ||||
| -rw-r--r-- | src/arch/x86/include/bits/linux_api_platform.h | 6 | ||||
| -rw-r--r-- | src/arch/x86_64/Makefile.linux | 8 | ||||
| -rw-r--r-- | src/arch/x86_64/core/linux/linux_syscall.S | 33 | ||||
| -rw-r--r-- | src/arch/x86_64/core/linux/linuxprefix.S | 25 | ||||
| -rw-r--r-- | src/arch/x86_64/include/bits/linux_api.h | 6 |
12 files changed, 22 insertions, 482 deletions
diff --git a/src/arch/i386/Makefile.linux b/src/arch/i386/Makefile.linux index 46328c83b..fe4229e94 100644 --- a/src/arch/i386/Makefile.linux +++ b/src/arch/i386/Makefile.linux @@ -1,6 +1,14 @@ +# -*- makefile -*- : Force emacs to use Makefile mode + +# Linker script +# LDSCRIPT = arch/i386/scripts/linux.lds -SRCDIRS += arch/i386/core/linux +# Compiler flags for building host API wrapper +# +LINUX_CFLAGS += -m32 +# Include generic Linux Makefile +# MAKEDEPS += arch/x86/Makefile.linux include arch/x86/Makefile.linux diff --git a/src/arch/i386/core/linux/linux_syscall.S b/src/arch/i386/core/linux/linux_syscall.S deleted file mode 100644 index 38a3e74bd..000000000 --- a/src/arch/i386/core/linux/linux_syscall.S +++ /dev/null @@ -1,45 +0,0 @@ - - .section ".data" - .globl linux_errno - -linux_errno: .int 0 - - .section ".text" - .code32 - .globl linux_syscall - .type linux_syscall, @function - -linux_syscall: - /* Save registers */ - pushl %ebx - pushl %esi - pushl %edi - pushl %ebp - - movl 20(%esp), %eax // C arg1 -> syscall number - movl 24(%esp), %ebx // C arg2 -> syscall arg1 - movl 28(%esp), %ecx // C arg3 -> syscall arg2 - movl 32(%esp), %edx // C arg4 -> syscall arg3 - movl 36(%esp), %esi // C arg5 -> syscall arg4 - movl 40(%esp), %edi // C arg6 -> syscall arg5 - movl 44(%esp), %ebp // C arg7 -> syscall arg6 - - int $0x80 - - /* Restore registers */ - popl %ebp - popl %edi - popl %esi - popl %ebx - - cmpl $-4095, %eax - jae 1f - ret - -1: - negl %eax - movl %eax, linux_errno - movl $-1, %eax - ret - - .size linux_syscall, . - linux_syscall diff --git a/src/arch/i386/core/linux/linuxprefix.S b/src/arch/i386/core/linux/linuxprefix.S deleted file mode 100644 index 398d3cb21..000000000 --- a/src/arch/i386/core/linux/linuxprefix.S +++ /dev/null @@ -1,28 +0,0 @@ -#include <linux/unistd.h> - - .section ".text" - .code32 - .globl _linux_start - .type _linux_start, @function - -_linux_start: - xorl %ebp, %ebp - - popl %esi // save argc - movl %esp, %edi // save argv - - andl $~15, %esp // 16-byte align the stack - - pushl %edi // argv -> C arg2 - pushl %esi // argc -> C arg1 - - call save_args - - /* Our main doesn't use any arguments */ - call main - - movl %eax, %ebx // rc -> syscall arg1 - movl $__NR_exit, %eax - int $0x80 - - .size _linux_start, . - _linux_start diff --git a/src/arch/i386/include/bits/linux_api.h b/src/arch/i386/include/bits/linux_api.h deleted file mode 100644 index dc6e7416e..000000000 --- a/src/arch/i386/include/bits/linux_api.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _I386_LINUX_API_H -#define _I386_LINUX_API_H - -#define __SYSCALL_mmap __NR_mmap2 - -#endif /* _I386_LINUX_API_H */ diff --git a/src/arch/x86/Makefile.linux b/src/arch/x86/Makefile.linux index 3740cc81a..b60065567 100644 --- a/src/arch/x86/Makefile.linux +++ b/src/arch/x86/Makefile.linux @@ -1,15 +1,10 @@ -MEDIA = linux - -# enable valgrind -CFLAGS += -UNVALGRIND - -SYMBOL_PREFIX = _ipxe__ +# -*- makefile -*- : Force emacs to use Makefile mode +# Include x86 Linux headers +# INCDIRS += arch/x86/include/linux -SRCDIRS += interface/linux -SRCDIRS += drivers/linux -SRCDIRS += arch/x86/core/linux -$(BIN)/%.linux : $(BIN)/%.linux.tmp - $(QM)$(ECHO) " [FINISH] $@" - $(Q)$(CP) $< $@ +# Include generic Linux Makefile +# +MAKEDEPS += Makefile.linux +include Makefile.linux diff --git a/src/arch/x86/core/linux/linux_api.c b/src/arch/x86/core/linux/linux_api.c deleted file mode 100644 index 17b1f3fd4..000000000 --- a/src/arch/x86/core/linux/linux_api.c +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Copyright (C) 2010 Piotr Jaroszyński <p.jaroszynski@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -/** @file - * - * Implementation of most of the linux API. - */ - -#include <linux_api.h> - -#include <stdarg.h> -#include <asm/unistd.h> -#include <string.h> - -int linux_open ( const char *pathname, int flags ) { - return linux_syscall ( __NR_open, pathname, flags ); -} - -int linux_close ( int fd ) { - return linux_syscall ( __NR_close, fd ); -} - -off_t linux_lseek ( int fd, off_t offset, int whence ) { - return linux_syscall ( __NR_lseek, fd, offset, whence ); -} - -__kernel_ssize_t linux_read ( int fd, void *buf, __kernel_size_t count ) { - return linux_syscall ( __NR_read, fd, buf, count ); -} - -__kernel_ssize_t linux_write ( int fd, const void *buf, - __kernel_size_t count ) { - return linux_syscall ( __NR_write, fd, buf, count ); -} - -int linux_fcntl ( int fd, int cmd, ... ) { - long arg; - va_list list; - - va_start ( list, cmd ); - arg = va_arg ( list, long ); - va_end ( list ); - - return linux_syscall ( __NR_fcntl, fd, cmd, arg ); -} - -int linux_ioctl ( int fd, int request, ... ) { - void *arg; - va_list list; - - va_start ( list, request ); - arg = va_arg ( list, void * ); - va_end ( list ); - - return linux_syscall ( __NR_ioctl, fd, request, arg ); -} - -int linux_poll ( struct pollfd *fds, nfds_t nfds, int timeout ) { - return linux_syscall ( __NR_poll, fds, nfds, timeout ); -} - -int linux_nanosleep ( const struct timespec *req, struct timespec *rem ) { - return linux_syscall ( __NR_nanosleep, req, rem ); -} - -int linux_usleep ( useconds_t usec ) { - struct timespec ts = { - .tv_sec = ( ( long ) ( usec / 1000000 ) ), - .tv_nsec = ( ( long ) ( usec % 1000000 ) * 1000UL ), - }; - - return linux_nanosleep ( &ts, NULL ); -} - -int linux_gettimeofday ( struct timeval *tv, struct timezone *tz ) { - return linux_syscall ( __NR_gettimeofday, tv, tz ); -} - -void * linux_mmap ( void *addr, __kernel_size_t length, int prot, int flags, - int fd, __kernel_off_t offset ) { - return ( void * ) linux_syscall ( __SYSCALL_mmap, addr, length, prot, - flags, fd, offset ); -} - -void * linux_mremap ( void *old_address, __kernel_size_t old_size, - __kernel_size_t new_size, int flags ) { - return ( void * ) linux_syscall ( __NR_mremap, old_address, old_size, - new_size, flags ); -} - -int linux_munmap ( void *addr, __kernel_size_t length ) { - return linux_syscall ( __NR_munmap, addr, length ); -} - -int linux_socket ( int domain, int type_, int protocol ) { -#ifdef __NR_socket - return linux_syscall ( __NR_socket, domain, type_, protocol ); -#else -#ifndef SOCKOP_socket -# define SOCKOP_socket 1 -#endif - unsigned long sc_args[] = { domain, type_, protocol }; - return linux_syscall ( __NR_socketcall, SOCKOP_socket, sc_args ); -#endif -} - -int linux_bind ( int fd, const struct sockaddr *addr, socklen_t addrlen ) { -#ifdef __NR_bind - return linux_syscall ( __NR_bind, fd, addr, addrlen ); -#else -#ifndef SOCKOP_bind -# define SOCKOP_bind 2 -#endif - unsigned long sc_args[] = { fd, (unsigned long)addr, addrlen }; - return linux_syscall ( __NR_socketcall, SOCKOP_bind, sc_args ); -#endif -} - -ssize_t linux_sendto ( int fd, const void *buf, size_t len, int flags, - const struct sockaddr *daddr, socklen_t addrlen ) { -#ifdef __NR_sendto - return linux_syscall ( __NR_sendto, fd, buf, len, flags, - daddr, addrlen ); -#else -#ifndef SOCKOP_sendto -# define SOCKOP_sendto 11 -#endif - unsigned long sc_args[] = { fd, (unsigned long)buf, len, - flags, (unsigned long)daddr, addrlen }; - return linux_syscall ( __NR_socketcall, SOCKOP_sendto, sc_args ); -#endif -} diff --git a/src/arch/x86/core/linux/linux_strerror.c b/src/arch/x86/core/linux/linux_strerror.c deleted file mode 100644 index 24c9b7738..000000000 --- a/src/arch/x86/core/linux/linux_strerror.c +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright (C) 2010 Piotr Jaroszyński <p.jaroszynski@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -FILE_LICENCE(GPL2_OR_LATER); - -/** @file - * - * linux_strerror implementation - */ - -#include <linux_api.h> -#include <stdio.h> - -/** Error names from glibc */ -static const char *errors[] = { - "Success", - "Operation not permitted", - "No such file or directory", - "No such process", - "Interrupted system call", - "Input/output error", - "No such device or address", - "Argument list too long", - "Exec format error", - "Bad file descriptor", - "No child processes", - "Resource temporarily unavailable", - "Cannot allocate memory", - "Permission denied", - "Bad address", - "Block device required", - "Device or resource busy", - "File exists", - "Invalid cross-device link", - "No such device", - "Not a directory", - "Is a directory", - "Invalid argument", - "Too many open files in system", - "Too many open files", - "Inappropriate ioctl for device", - "Text file busy", - "File too large", - "No space left on device", - "Illegal seek", - "Read-only file system", - "Too many links", - "Broken pipe", - "Numerical argument out of domain", - "Numerical result out of range", - "Resource deadlock avoided", - "File name too long", - "No locks available", - "Function not implemented", - "Directory not empty", - "Too many levels of symbolic links", - "", - "No message of desired type", - "Identifier removed", - "Channel number out of range", - "Level 2 not synchronized", - "Level 3 halted", - "Level 3 reset", - "Link number out of range", - "Protocol driver not attached", - "No CSI structure available", - "Level 2 halted", - "Invalid exchange", - "Invalid request descriptor", - "Exchange full", - "No anode", - "Invalid request code", - "Invalid slot", - "", - "Bad font file format", - "Device not a stream", - "No data available", - "Timer expired", - "Out of streams resources", - "Machine is not on the network", - "Package not installed", - "Object is remote", - "Link has been severed", - "Advertise error", - "Srmount error", - "Communication error on send", - "Protocol error", - "Multihop attempted", - "RFS specific error", - "Bad message", - "Value too large for defined data type", - "Name not unique on network", - "File descriptor in bad state", - "Remote address changed", - "Can not access a needed shared library", - "Accessing a corrupted shared library", - ".lib section in a.out corrupted", - "Attempting to link in too many shared libraries", - "Cannot exec a shared library directly", - "Invalid or incomplete multibyte or wide character", - "Interrupted system call should be restarted", - "Streams pipe error", - "Too many users", - "Socket operation on non-socket", - "Destination address required", - "Message too long", - "Protocol wrong type for socket", - "Protocol not available", - "Protocol not supported", - "Socket type not supported", - "Operation not supported", - "Protocol family not supported", - "Address family not supported by protocol", - "Address already in use", - "Cannot assign requested address", - "Network is down", - "Network is unreachable", - "Network dropped connection on reset", - "Software caused connection abort", - "Connection reset by peer", - "No buffer space available", - "Transport endpoint is already connected", - "Transport endpoint is not connected", - "Cannot send after transport endpoint shutdown", - "Too many references: cannot splice", - "Connection timed out", - "Connection refused", - "Host is down", - "No route to host", - "Operation already in progress", - "Operation now in progress", - "Stale NFS file handle", - "Structure needs cleaning", - "Not a XENIX named type file", - "No XENIX semaphores available", - "Is a named type file", - "Remote I/O error", - "Disk quota exceeded", - "No medium found", - "Wrong medium type", -}; - -const char *linux_strerror(int errnum) -{ - static char errbuf[64]; - static int errors_size = sizeof(errors) / sizeof(*errors); - - if (errnum >= errors_size || errnum < 0) { - snprintf(errbuf, sizeof(errbuf), "Error %#08x", errnum); - return errbuf; - } else { - return errors[errnum]; - } -} diff --git a/src/arch/x86/include/bits/linux_api_platform.h b/src/arch/x86/include/bits/linux_api_platform.h deleted file mode 100644 index 4a9ced5e2..000000000 --- a/src/arch/x86/include/bits/linux_api_platform.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _LINUX_API_PLATFORM_H -#define _LINUX_API_PLATFORM_H - -extern int linux_errno; - -#endif /* _LINUX_API_PLATFORM_H */ diff --git a/src/arch/x86_64/Makefile.linux b/src/arch/x86_64/Makefile.linux index 154f9d40d..c41ee49df 100644 --- a/src/arch/x86_64/Makefile.linux +++ b/src/arch/x86_64/Makefile.linux @@ -1,6 +1,10 @@ -LDSCRIPT = arch/x86_64/scripts/linux.lds +# -*- makefile -*- : Force emacs to use Makefile mode -SRCDIRS += arch/x86_64/core/linux +# Linker script +# +LDSCRIPT = arch/x86_64/scripts/linux.lds +# Include generic Linux Makefile +# MAKEDEPS += arch/x86/Makefile.linux include arch/x86/Makefile.linux diff --git a/src/arch/x86_64/core/linux/linux_syscall.S b/src/arch/x86_64/core/linux/linux_syscall.S deleted file mode 100644 index d2805f94c..000000000 --- a/src/arch/x86_64/core/linux/linux_syscall.S +++ /dev/null @@ -1,33 +0,0 @@ - - .section ".data" - .globl linux_errno - -linux_errno: .int 0 - - .section ".text" - .code64 - .globl linux_syscall - .type linux_syscall, @function - -linux_syscall: - movq %rdi, %rax // C arg1 -> syscall number - movq %rsi, %rdi // C arg2 -> syscall arg1 - movq %rdx, %rsi // C arg3 -> syscall arg2 - movq %rcx, %rdx // C arg4 -> syscall arg3 - movq %r8, %r10 // C arg5 -> syscall arg4 - movq %r9, %r8 // C arg6 -> syscall arg5 - movq 8(%rsp), %r9 // C arg7 -> syscall arg6 - - syscall - - cmpq $-4095, %rax - jae 1f - ret - -1: - negq %rax - movl %eax, linux_errno - movq $-1, %rax - ret - - .size linux_syscall, . - linux_syscall diff --git a/src/arch/x86_64/core/linux/linuxprefix.S b/src/arch/x86_64/core/linux/linuxprefix.S deleted file mode 100644 index ec8a9decd..000000000 --- a/src/arch/x86_64/core/linux/linuxprefix.S +++ /dev/null @@ -1,25 +0,0 @@ -#include <linux/unistd.h> - - .section ".text" - .code64 - .globl _linux_start - .type _linux_start, @function - -_linux_start: - xorq %rbp, %rbp - - popq %rdi // argc -> C arg1 - movq %rsp, %rsi // argv -> C arg2 - - andq $~15, %rsp // 16-byte align the stack - - call save_args - - /* Our main doesn't use any arguments */ - call main - - movq %rax, %rdi // rc -> syscall arg1 - movq $__NR_exit, %rax - syscall - - .size _linux_start, . - _linux_start diff --git a/src/arch/x86_64/include/bits/linux_api.h b/src/arch/x86_64/include/bits/linux_api.h deleted file mode 100644 index 589fb5808..000000000 --- a/src/arch/x86_64/include/bits/linux_api.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _X86_64_LINUX_API_H -#define _X86_64_LINUX_API_H - -#define __SYSCALL_mmap __NR_mmap - -#endif /* _X86_64_LINUX_API_H */ |