diff options
Diffstat (limited to 'qemu/roms/ipxe/src/arch/x86/core')
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/cpuid.c | 141 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/cpuid_settings.c | 278 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/debugcon.c | 90 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/linux/linux_api.c | 110 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/linux/linux_strerror.c | 169 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/pcidirect.c | 52 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/pic8259.c | 67 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/pit8254.c | 70 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/vram_settings.c | 72 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/x86_bigint.c | 95 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/x86_io.c | 106 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/x86_string.c | 110 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/x86_tcpip.c | 173 | ||||
| -rw-r--r-- | qemu/roms/ipxe/src/arch/x86/core/x86_uart.c | 69 |
14 files changed, 0 insertions, 1602 deletions
diff --git a/qemu/roms/ipxe/src/arch/x86/core/cpuid.c b/qemu/roms/ipxe/src/arch/x86/core/cpuid.c deleted file mode 100644 index bc5a6c68c..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/cpuid.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <string.h> -#include <ipxe/cpuid.h> - -/** @file - * - * x86 CPU feature detection - * - */ - -/** - * Check whether or not CPUID instruction is supported - * - * @ret is_supported CPUID instruction is supported - */ -int cpuid_is_supported ( void ) { - unsigned long original; - unsigned long inverted; - - __asm__ ( "pushf\n\t" - "pushf\n\t" - "pop %0\n\t" - "mov %0,%1\n\t" - "xor %2,%1\n\t" - "push %1\n\t" - "popf\n\t" - "pushf\n\t" - "pop %1\n\t" - "popf\n\t" - : "=&r" ( original ), "=&r" ( inverted ) - : "ir" ( CPUID_FLAG ) ); - return ( ( original ^ inverted ) & CPUID_FLAG ); -} - -/** - * Get Intel-defined x86 CPU features - * - * @v features x86 CPU features to fill in - */ -static void x86_intel_features ( struct x86_features *features ) { - uint32_t max_level; - uint32_t discard_a; - uint32_t discard_b; - uint32_t discard_c; - uint32_t discard_d; - - /* Check that features are available via CPUID */ - cpuid ( CPUID_VENDOR_ID, &max_level, &discard_b, &discard_c, - &discard_d ); - if ( max_level < CPUID_FEATURES ) { - DBGC ( features, "CPUID has no Intel-defined features (max " - "level %08x)\n", max_level ); - return; - } - - /* Get features */ - cpuid ( CPUID_FEATURES, &discard_a, &discard_b, - &features->intel.ecx, &features->intel.edx ); - DBGC ( features, "CPUID Intel features: %%ecx=%08x, %%edx=%08x\n", - features->intel.ecx, features->intel.edx ); - -} - -/** - * Get AMD-defined x86 CPU features - * - * @v features x86 CPU features to fill in - */ -static void x86_amd_features ( struct x86_features *features ) { - uint32_t max_level; - uint32_t discard_a; - uint32_t discard_b; - uint32_t discard_c; - uint32_t discard_d; - - /* Check that features are available via CPUID */ - cpuid ( CPUID_AMD_MAX_FN, &max_level, &discard_b, &discard_c, - &discard_d ); - if ( ( max_level & CPUID_AMD_CHECK_MASK ) != CPUID_AMD_CHECK ) { - DBGC ( features, "CPUID has no extended functions\n" ); - return; - } - if ( max_level < CPUID_AMD_FEATURES ) { - DBGC ( features, "CPUID has no AMD-defined features (max " - "level %08x)\n", max_level ); - return; - } - - /* Get features */ - cpuid ( CPUID_AMD_FEATURES, &discard_a, &discard_b, - &features->amd.ecx, &features->amd.edx ); - DBGC ( features, "CPUID AMD features: %%ecx=%08x, %%edx=%08x\n", - features->amd.ecx, features->amd.edx ); -} - -/** - * Get x86 CPU features - * - * @v features x86 CPU features to fill in - */ -void x86_features ( struct x86_features *features ) { - - /* Clear all features */ - memset ( features, 0, sizeof ( *features ) ); - - /* Check that CPUID instruction is available */ - if ( ! cpuid_is_supported() ) { - DBGC ( features, "CPUID instruction is not supported\n" ); - return; - } - - /* Get Intel-defined features */ - x86_intel_features ( features ); - - /* Get AMD-defined features */ - x86_amd_features ( features ); -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/cpuid_settings.c b/qemu/roms/ipxe/src/arch/x86/core/cpuid_settings.c deleted file mode 100644 index 08bd3918a..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/cpuid_settings.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <string.h> -#include <errno.h> -#include <byteswap.h> -#include <ipxe/init.h> -#include <ipxe/settings.h> -#include <ipxe/cpuid.h> - -/** @file - * - * x86 CPUID settings - * - * CPUID settings are numerically encoded as: - * - * Bit 31 Extended function - * Bits 30-28 Unused - * Bits 27-24 Number of consecutive functions to call, minus one - * Bit 23 Return result as little-endian (used for strings) - * Bits 22-18 Unused - * Bits 17-16 Number of registers in register array, minus one - * Bits 15-8 Array of register indices. First entry in array is in - * bits 9-8. Indices are 0-%eax, 1-%ebx, 2-%ecx, 3-%edx. - * Bits 7-0 Starting function number (excluding "extended" bit) - * - * This encoding scheme is designed to allow the common case of - * extracting a single register from a single function to be encoded - * using "cpuid/<register>.<function>", e.g. "cpuid/2.0x80000001" to - * retrieve the value of %ecx from calling CPUID with %eax=0x80000001. - */ - -/** CPUID setting tag register indices */ -enum cpuid_registers { - CPUID_EAX = 0, - CPUID_EBX = 1, - CPUID_ECX = 2, - CPUID_EDX = 3, -}; - -/** - * Construct CPUID setting tag - * - * @v function Starting function number - * @v num_functions Number of consecutive functions - * @v little_endian Return result as little-endian - * @v num_registers Number of registers in register array - * @v register1 First register in register array (or zero, if empty) - * @v register2 Second register in register array (or zero, if empty) - * @v register3 Third register in register array (or zero, if empty) - * @v register4 Fourth register in register array (or zero, if empty) - * @ret tag Setting tag - */ -#define CPUID_TAG( function, num_functions, little_endian, num_registers, \ - register1, register2, register3, register4 ) \ - ( (function) | ( ( (num_functions) - 1 ) << 24 ) | \ - ( (little_endian) << 23 ) | ( ( (num_registers) - 1) << 16 ) | \ - ( (register1) << 8 ) | ( (register2) << 10 ) | \ - ( (register3) << 12 ) | ( (register4) << 14 ) ) - -/** - * Extract endianness from CPUID setting tag - * - * @v tag Setting tag - * @ret little_endian Result should be returned as little-endian - */ -#define CPUID_LITTLE_ENDIAN( tag ) ( (tag) & 0x00800000UL ) - -/** - * Extract starting function number from CPUID setting tag - * - * @v tag Setting tag - * @ret function Starting function number - */ -#define CPUID_FUNCTION( tag ) ( (tag) & 0x800000ffUL ) - -/** - * Extract number of consecutive functions from CPUID setting tag - * - * @v tag Setting tag - * @ret num_functions Number of consecutive functions - */ -#define CPUID_NUM_FUNCTIONS( tag ) ( ( ( (tag) >> 24 ) & 0xf ) + 1 ) - -/** - * Extract register array from CPUID setting tag - * - * @v tag Setting tag - * @ret registers Register array - */ -#define CPUID_REGISTERS( tag ) ( ( (tag) >> 8 ) & 0xff ) - -/** - * Extract number of registers from CPUID setting tag - * - * @v tag Setting tag - * @ret num_registers Number of registers within register array - */ -#define CPUID_NUM_REGISTERS( tag ) ( ( ( (tag) >> 16 ) & 0x3 ) + 1 ) - -/** CPUID settings scope */ -static const struct settings_scope cpuid_settings_scope; - -/** - * Check applicability of CPUID setting - * - * @v settings Settings block - * @v setting Setting - * @ret applies Setting applies within this settings block - */ -static int cpuid_settings_applies ( struct settings *settings __unused, - const struct setting *setting ) { - - return ( setting->scope == &cpuid_settings_scope ); -} - -/** - * Fetch value of CPUID setting - * - * @v settings Settings block - * @v setting Setting to fetch - * @v data Buffer to fill with setting data - * @v len Length of buffer - * @ret len Length of setting data, or negative error - */ -static int cpuid_settings_fetch ( struct settings *settings, - struct setting *setting, - void *data, size_t len ) { - uint32_t function; - uint32_t max_function; - uint32_t num_functions; - uint32_t registers; - uint32_t num_registers; - uint32_t buf[4]; - uint32_t output; - uint32_t discard_b; - uint32_t discard_c; - uint32_t discard_d; - size_t frag_len; - size_t result_len = 0; - - /* Fail unless CPUID is supported */ - if ( ! cpuid_is_supported() ) { - DBGC ( settings, "CPUID not supported\n" ); - return -ENOTSUP; - } - - /* Find highest supported function number within this set */ - function = CPUID_FUNCTION ( setting->tag ); - cpuid ( function & CPUID_EXTENDED, &max_function, &discard_b, - &discard_c, &discard_d ); - - /* Fail if maximum function number is meaningless (e.g. if we - * are attempting to call an extended function on a CPU which - * does not support them). - */ - if ( ( max_function & CPUID_AMD_CHECK_MASK ) != - ( function & CPUID_AMD_CHECK_MASK ) ) { - DBGC ( settings, "CPUID invalid maximum function\n" ); - return -ENOTSUP; - } - - /* Call each function in turn */ - num_functions = CPUID_NUM_FUNCTIONS ( setting->tag ); - for ( ; num_functions-- ; function++ ) { - - /* Fail if this function is not supported */ - if ( function > max_function ) { - DBGC ( settings, "CPUID function %#08x not supported\n", - function ); - return -ENOTSUP; - } - - /* Issue CPUID */ - cpuid ( function, &buf[CPUID_EAX], &buf[CPUID_EBX], - &buf[CPUID_ECX], &buf[CPUID_EDX] ); - DBGC ( settings, "CPUID %#08x => %#08x:%#08x:%#08x:%#08x\n", - function, buf[0], buf[1], buf[2], buf[3] ); - - /* Copy results to buffer */ - registers = CPUID_REGISTERS ( setting->tag ); - num_registers = CPUID_NUM_REGISTERS ( setting->tag ); - for ( ; num_registers-- ; registers >>= 2 ) { - output = buf[ registers & 0x3 ]; - if ( ! CPUID_LITTLE_ENDIAN ( setting->tag ) ) - output = cpu_to_be32 ( output ); - frag_len = sizeof ( output ); - if ( frag_len > len ) - frag_len = len; - memcpy ( data, &output, frag_len ); - data += frag_len; - len -= frag_len; - result_len += sizeof ( output ); - } - } - - /* Set type if not already specified */ - if ( ! setting->type ) - setting->type = &setting_type_hexraw; - - return result_len; -} - -/** CPUID settings operations */ -static struct settings_operations cpuid_settings_operations = { - .applies = cpuid_settings_applies, - .fetch = cpuid_settings_fetch, -}; - -/** CPUID settings */ -static struct settings cpuid_settings = { - .refcnt = NULL, - .siblings = LIST_HEAD_INIT ( cpuid_settings.siblings ), - .children = LIST_HEAD_INIT ( cpuid_settings.children ), - .op = &cpuid_settings_operations, - .default_scope = &cpuid_settings_scope, -}; - -/** Initialise CPUID settings */ -static void cpuid_settings_init ( void ) { - int rc; - - if ( ( rc = register_settings ( &cpuid_settings, NULL, - "cpuid" ) ) != 0 ) { - DBG ( "CPUID could not register settings: %s\n", - strerror ( rc ) ); - return; - } -} - -/** CPUID settings initialiser */ -struct init_fn cpuid_settings_init_fn __init_fn ( INIT_NORMAL ) = { - .initialise = cpuid_settings_init, -}; - -/** CPU vendor setting */ -const struct setting cpuvendor_setting __setting ( SETTING_HOST_EXTRA, - cpuvendor ) = { - .name = "cpuvendor", - .description = "CPU vendor", - .tag = CPUID_TAG ( CPUID_VENDOR_ID, 1, 1, 3, - CPUID_EBX, CPUID_EDX, CPUID_ECX, 0 ), - .type = &setting_type_string, - .scope = &cpuid_settings_scope, -}; - -/** CPU model setting */ -const struct setting cpumodel_setting __setting ( SETTING_HOST_EXTRA, - cpumodel ) = { - .name = "cpumodel", - .description = "CPU model", - .tag = CPUID_TAG ( CPUID_MODEL, 3, 1, 4, - CPUID_EAX, CPUID_EBX, CPUID_ECX, CPUID_EDX ), - .type = &setting_type_string, - .scope = &cpuid_settings_scope, -}; diff --git a/qemu/roms/ipxe/src/arch/x86/core/debugcon.c b/qemu/roms/ipxe/src/arch/x86/core/debugcon.c deleted file mode 100644 index 60de61f55..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/debugcon.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 (at your option) 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -/** @file - * - * Debug port console - * - * The debug port is supported by bochs (via the "port_e9_hack" - * configuration file directive) and by qemu (via the "-debugcon" - * command-line option). - */ - -#include <stdint.h> -#include <ipxe/io.h> -#include <ipxe/console.h> -#include <ipxe/init.h> -#include <config/console.h> - -/** Debug port */ -#define DEBUG_PORT 0xe9 - -/** Debug port installation check magic value */ -#define DEBUG_PORT_CHECK 0xe9 - -/* Set default console usage if applicable */ -#if ! ( defined ( CONSOLE_DEBUGCON ) && CONSOLE_EXPLICIT ( CONSOLE_DEBUGCON ) ) -#undef CONSOLE_DEBUGCON -#define CONSOLE_DEBUGCON ( CONSOLE_USAGE_ALL & ~CONSOLE_USAGE_TUI ) -#endif - -/** - * Print a character to debug port console - * - * @v character Character to be printed - */ -static void debugcon_putchar ( int character ) { - - /* Write character to debug port */ - outb ( character, DEBUG_PORT ); -} - -/** Debug port console driver */ -struct console_driver debugcon_console __console_driver = { - .putchar = debugcon_putchar, - .usage = CONSOLE_DEBUGCON, -}; - -/** - * Initialise debug port console - * - */ -static void debugcon_init ( void ) { - uint8_t check; - - /* Check if console is present */ - check = inb ( DEBUG_PORT ); - if ( check != DEBUG_PORT_CHECK ) { - DBG ( "Debug port not present; disabling console\n" ); - debugcon_console.disabled = CONSOLE_DISABLED; - } -} - -/** - * Debug port console initialisation function - */ -struct init_fn debugcon_init_fn __init_fn ( INIT_EARLY ) = { - .initialise = debugcon_init, -}; diff --git a/qemu/roms/ipxe/src/arch/x86/core/linux/linux_api.c b/qemu/roms/ipxe/src/arch/x86/core/linux/linux_api.c deleted file mode 100644 index 0bed9fd57..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/linux/linux_api.c +++ /dev/null @@ -1,110 +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 ); -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/linux/linux_strerror.c b/qemu/roms/ipxe/src/arch/x86/core/linux/linux_strerror.c deleted file mode 100644 index 24c9b7738..000000000 --- a/qemu/roms/ipxe/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/qemu/roms/ipxe/src/arch/x86/core/pcidirect.c b/qemu/roms/ipxe/src/arch/x86/core/pcidirect.c deleted file mode 100644 index 9b8e6b1d9..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/pcidirect.c +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <ipxe/io.h> -#include <ipxe/pci.h> - -/** @file - * - * PCI configuration space access via Type 1 accesses - * - */ - -/** - * Prepare for Type 1 PCI configuration space access - * - * @v pci PCI device - * @v where Location within PCI configuration space - */ -void pcidirect_prepare ( struct pci_device *pci, int where ) { - outl ( ( 0x80000000 | ( pci->busdevfn << 8 ) | ( where & ~3 ) ), - PCIDIRECT_CONFIG_ADDRESS ); -} - -PROVIDE_PCIAPI_INLINE ( direct, pci_num_bus ); -PROVIDE_PCIAPI_INLINE ( direct, pci_read_config_byte ); -PROVIDE_PCIAPI_INLINE ( direct, pci_read_config_word ); -PROVIDE_PCIAPI_INLINE ( direct, pci_read_config_dword ); -PROVIDE_PCIAPI_INLINE ( direct, pci_write_config_byte ); -PROVIDE_PCIAPI_INLINE ( direct, pci_write_config_word ); -PROVIDE_PCIAPI_INLINE ( direct, pci_write_config_dword ); diff --git a/qemu/roms/ipxe/src/arch/x86/core/pic8259.c b/qemu/roms/ipxe/src/arch/x86/core/pic8259.c deleted file mode 100644 index 0a9ea2e03..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/pic8259.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -#include <ipxe/io.h> -#include <pic8259.h> - -/** @file - * - * Minimal support for the 8259 Programmable Interrupt Controller - * - */ - -/** - * Send non-specific EOI(s) - * - * @v irq IRQ number - * - * This seems to be inherently unsafe. - */ -static inline void send_nonspecific_eoi ( unsigned int irq ) { - DBG ( "Sending non-specific EOI for IRQ %d\n", irq ); - if ( irq >= IRQ_PIC_CUTOFF ) { - outb ( ICR_EOI_NON_SPECIFIC, PIC2_ICR ); - } - outb ( ICR_EOI_NON_SPECIFIC, PIC1_ICR ); -} - -/** - * Send specific EOI(s) - * - * @v irq IRQ number - */ -static inline void send_specific_eoi ( unsigned int irq ) { - DBG ( "Sending specific EOI for IRQ %d\n", irq ); - if ( irq >= IRQ_PIC_CUTOFF ) { - outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( CHAINED_IRQ ) ), - ICR_REG ( CHAINED_IRQ ) ); - } - outb ( ( ICR_EOI_SPECIFIC | ICR_VALUE ( irq ) ), ICR_REG ( irq ) ); -} - -/** - * Send End-Of-Interrupt to the PIC - * - * @v irq IRQ number - */ -void send_eoi ( unsigned int irq ) { - send_specific_eoi ( irq ); -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/pit8254.c b/qemu/roms/ipxe/src/arch/x86/core/pit8254.c deleted file mode 100644 index da2099263..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/pit8254.c +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 (at your option) 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <assert.h> -#include <ipxe/io.h> -#include <ipxe/pit8254.h> - -/** @file - * - * 8254 Programmable Interval Timer - * - */ - -/** - * Delay for a fixed number of timer ticks using the speaker channel - * - * @v ticks Number of timer ticks for which to delay - */ -void pit8254_speaker_delay ( unsigned int ticks ) { - uint8_t spkr; - uint8_t cmd; - uint8_t low; - uint8_t high; - - /* Sanity check */ - assert ( ticks <= 0xffff ); - - /* Disable speaker, set speaker channel gate input high */ - spkr = inb ( PIT8254_SPKR ); - spkr &= ~PIT8254_SPKR_ENABLE; - spkr |= PIT8254_SPKR_GATE; - outb ( spkr, PIT8254_SPKR ); - - /* Program speaker channel to "interrupt" on terminal count */ - cmd = ( PIT8254_CMD_CHANNEL ( PIT8254_CH_SPKR ) | - PIT8254_CMD_ACCESS_LOHI | PIT8254_CMD_OP_TERMINAL | - PIT8254_CMD_BINARY ); - low = ( ( ticks >> 0 ) & 0xff ); - high = ( ( ticks >> 8 ) & 0xff ); - outb ( cmd, PIT8254_CMD ); - outb ( low, PIT8254_DATA ( PIT8254_CH_SPKR ) ); - outb ( high, PIT8254_DATA ( PIT8254_CH_SPKR ) ); - - /* Wait for channel to "interrupt" */ - do { - spkr = inb ( PIT8254_SPKR ); - } while ( ! ( spkr & PIT8254_SPKR_OUT ) ); -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/vram_settings.c b/qemu/roms/ipxe/src/arch/x86/core/vram_settings.c deleted file mode 100644 index 9c169b40c..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/vram_settings.c +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <ipxe/uaccess.h> -#include <ipxe/settings.h> - -/** @file - * - * Video RAM dump - * - */ - -/** Video RAM base address */ -#define VRAM_BASE 0xb8000 - -/** Video RAM length */ -#define VRAM_LEN \ - ( 80 /* columns */ * 25 /* rows */ * 2 /* bytes per character */ ) - -/** - * Fetch video RAM setting - * - * @v data Buffer to fill with setting data - * @v len Length of buffer - * @ret len Length of setting data, or negative error - */ -static int vram_fetch ( void *data, size_t len ) { - userptr_t vram = phys_to_user ( VRAM_BASE ); - - /* Copy video RAM */ - if ( len > VRAM_LEN ) - len = VRAM_LEN; - copy_from_user ( data, vram, 0, len ); - - return VRAM_LEN; -} - -/** Video RAM setting */ -const struct setting vram_setting __setting ( SETTING_MISC, vram ) = { - .name = "vram", - .description = "Video RAM", - .type = &setting_type_base64, - .scope = &builtin_scope, -}; - -/** Video RAM built-in setting */ -struct builtin_setting vram_builtin_setting __builtin_setting = { - .setting = &vram_setting, - .fetch = vram_fetch, -}; diff --git a/qemu/roms/ipxe/src/arch/x86/core/x86_bigint.c b/qemu/roms/ipxe/src/arch/x86/core/x86_bigint.c deleted file mode 100644 index 6413b2fa8..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/x86_bigint.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <stdint.h> -#include <string.h> -#include <ipxe/bigint.h> - -/** @file - * - * Big integer support - */ - -/** - * Multiply big integers - * - * @v multiplicand0 Element 0 of big integer to be multiplied - * @v multiplier0 Element 0 of big integer to be multiplied - * @v result0 Element 0 of big integer to hold result - * @v size Number of elements - */ -void bigint_multiply_raw ( const uint32_t *multiplicand0, - const uint32_t *multiplier0, - uint32_t *result0, unsigned int size ) { - const bigint_t ( size ) __attribute__ (( may_alias )) *multiplicand = - ( ( const void * ) multiplicand0 ); - const bigint_t ( size ) __attribute__ (( may_alias )) *multiplier = - ( ( const void * ) multiplier0 ); - bigint_t ( size * 2 ) __attribute__ (( may_alias )) *result = - ( ( void * ) result0 ); - unsigned int i; - unsigned int j; - uint32_t multiplicand_element; - uint32_t multiplier_element; - uint32_t *result_elements; - uint32_t discard_a; - uint32_t discard_d; - long index; - - /* Zero result */ - memset ( result, 0, sizeof ( *result ) ); - - /* Multiply integers one element at a time */ - for ( i = 0 ; i < size ; i++ ) { - multiplicand_element = multiplicand->element[i]; - for ( j = 0 ; j < size ; j++ ) { - multiplier_element = multiplier->element[j]; - result_elements = &result->element[ i + j ]; - /* Perform a single multiply, and add the - * resulting double-element into the result, - * carrying as necessary. The carry can - * never overflow beyond the end of the - * result, since: - * - * a < 2^{n}, b < 2^{n} => ab < 2^{2n} - */ - __asm__ __volatile__ ( "mull %4\n\t" - "addl %%eax, (%5,%2,4)\n\t" - "adcl %%edx, 4(%5,%2,4)\n\t" - "\n1:\n\t" - "adcl $0, 8(%5,%2,4)\n\t" - "inc %2\n\t" - /* Does not affect CF */ - "jc 1b\n\t" - : "=&a" ( discard_a ), - "=&d" ( discard_d ), - "=&r" ( index ) - : "0" ( multiplicand_element ), - "g" ( multiplier_element ), - "r" ( result_elements ), - "2" ( 0 ) ); - } - } -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/x86_io.c b/qemu/roms/ipxe/src/arch/x86/core/x86_io.c deleted file mode 100644 index 3081fa8b9..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/x86_io.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * Copyright (C) 2008 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <ipxe/io.h> -#include <ipxe/x86_io.h> - -/** @file - * - * iPXE I/O API for x86 - * - */ - -/** - * Read 64-bit qword from memory-mapped device - * - * @v io_addr I/O address - * @ret data Value read - * - * This routine uses MMX instructions. - */ -static __unused uint64_t i386_readq ( volatile uint64_t *io_addr ) { - uint64_t data; - __asm__ __volatile__ ( "pushl %%edx\n\t" - "pushl %%eax\n\t" - "movq (%1), %%mm0\n\t" - "movq %%mm0, (%%esp)\n\t" - "popl %%eax\n\t" - "popl %%edx\n\t" - "emms\n\t" - : "=A" ( data ) : "r" ( io_addr ) ); - return data; -} - -/** - * Write 64-bit qword to memory-mapped device - * - * @v data Value to write - * @v io_addr I/O address - * - * This routine uses MMX instructions. - */ -static __unused void i386_writeq ( uint64_t data, volatile uint64_t *io_addr ) { - __asm__ __volatile__ ( "pushl %%edx\n\t" - "pushl %%eax\n\t" - "movq (%%esp), %%mm0\n\t" - "movq %%mm0, (%1)\n\t" - "popl %%eax\n\t" - "popl %%edx\n\t" - "emms\n\t" - : : "A" ( data ), "r" ( io_addr ) ); -} - -PROVIDE_IOAPI_INLINE ( x86, phys_to_bus ); -PROVIDE_IOAPI_INLINE ( x86, bus_to_phys ); -PROVIDE_IOAPI_INLINE ( x86, ioremap ); -PROVIDE_IOAPI_INLINE ( x86, iounmap ); -PROVIDE_IOAPI_INLINE ( x86, io_to_bus ); -PROVIDE_IOAPI_INLINE ( x86, readb ); -PROVIDE_IOAPI_INLINE ( x86, readw ); -PROVIDE_IOAPI_INLINE ( x86, readl ); -PROVIDE_IOAPI_INLINE ( x86, writeb ); -PROVIDE_IOAPI_INLINE ( x86, writew ); -PROVIDE_IOAPI_INLINE ( x86, writel ); -PROVIDE_IOAPI_INLINE ( x86, inb ); -PROVIDE_IOAPI_INLINE ( x86, inw ); -PROVIDE_IOAPI_INLINE ( x86, inl ); -PROVIDE_IOAPI_INLINE ( x86, outb ); -PROVIDE_IOAPI_INLINE ( x86, outw ); -PROVIDE_IOAPI_INLINE ( x86, outl ); -PROVIDE_IOAPI_INLINE ( x86, insb ); -PROVIDE_IOAPI_INLINE ( x86, insw ); -PROVIDE_IOAPI_INLINE ( x86, insl ); -PROVIDE_IOAPI_INLINE ( x86, outsb ); -PROVIDE_IOAPI_INLINE ( x86, outsw ); -PROVIDE_IOAPI_INLINE ( x86, outsl ); -PROVIDE_IOAPI_INLINE ( x86, iodelay ); -PROVIDE_IOAPI_INLINE ( x86, mb ); -#ifdef __x86_64__ -PROVIDE_IOAPI_INLINE ( x86, readq ); -PROVIDE_IOAPI_INLINE ( x86, writeq ); -#else -PROVIDE_IOAPI ( x86, readq, i386_readq ); -PROVIDE_IOAPI ( x86, writeq, i386_writeq ); -#endif diff --git a/qemu/roms/ipxe/src/arch/x86/core/x86_string.c b/qemu/roms/ipxe/src/arch/x86/core/x86_string.c deleted file mode 100644 index 7d5e4a5f1..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/x86_string.c +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -/** @file - * - * Optimised string operations - * - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <string.h> - -/** - * Copy memory area - * - * @v dest Destination address - * @v src Source address - * @v len Length - * @ret dest Destination address - */ -void * __attribute__ (( noinline )) __memcpy ( void *dest, const void *src, - size_t len ) { - void *edi = dest; - const void *esi = src; - int discard_ecx; - - /* We often do large dword-aligned and dword-length block - * moves. Using movsl rather than movsb speeds these up by - * around 32%. - */ - __asm__ __volatile__ ( "rep movsl" - : "=&D" ( edi ), "=&S" ( esi ), - "=&c" ( discard_ecx ) - : "0" ( edi ), "1" ( esi ), "2" ( len >> 2 ) - : "memory" ); - __asm__ __volatile__ ( "rep movsb" - : "=&D" ( edi ), "=&S" ( esi ), - "=&c" ( discard_ecx ) - : "0" ( edi ), "1" ( esi ), "2" ( len & 3 ) - : "memory" ); - return dest; -} - -/** - * Copy memory area backwards - * - * @v dest Destination address - * @v src Source address - * @v len Length - * @ret dest Destination address - */ -void * __attribute__ (( noinline )) __memcpy_reverse ( void *dest, - const void *src, - size_t len ) { - void *edi = ( dest + len - 1 ); - const void *esi = ( src + len - 1 ); - int discard_ecx; - - /* Assume memmove() is not performance-critical, and perform a - * bytewise copy for simplicity. - */ - __asm__ __volatile__ ( "std\n\t" - "rep movsb\n\t" - "cld\n\t" - : "=&D" ( edi ), "=&S" ( esi ), - "=&c" ( discard_ecx ) - : "0" ( edi ), "1" ( esi ), - "2" ( len ) - : "memory" ); - return dest; -} - - -/** - * Copy (possibly overlapping) memory area - * - * @v dest Destination address - * @v src Source address - * @v len Length - * @ret dest Destination address - */ -void * __memmove ( void *dest, const void *src, size_t len ) { - - if ( dest <= src ) { - return __memcpy ( dest, src, len ); - } else { - return __memcpy_reverse ( dest, src, len ); - } -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/x86_tcpip.c b/qemu/roms/ipxe/src/arch/x86/core/x86_tcpip.c deleted file mode 100644 index 88042f5f7..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/x86_tcpip.c +++ /dev/null @@ -1,173 +0,0 @@ -/* - * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 (at your option) 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -/** @file - * - * TCP/IP checksum - * - */ - -#include <limits.h> -#include <ipxe/tcpip.h> - -extern char x86_tcpip_loop_end[]; - -/** - * Calculate continued TCP/IP checkum - * - * @v partial Checksum of already-summed data, in network byte order - * @v data Data buffer - * @v len Length of data buffer - * @ret cksum Updated checksum, in network byte order - */ -uint16_t x86_tcpip_continue_chksum ( uint16_t partial, - const void *data, size_t len ) { - unsigned long sum = ( ( ~partial ) & 0xffff ); - unsigned long initial_word_count; - unsigned long loop_count; - unsigned long loop_partial_count; - unsigned long final_word_count; - unsigned long final_byte; - unsigned long discard_S; - unsigned long discard_c; - unsigned long discard_a; - unsigned long discard_r1; - unsigned long discard_r2; - - /* Calculate number of initial 16-bit words required to bring - * the main loop into alignment. (We don't care about the - * speed for data aligned to less than 16 bits, since this - * situation won't occur in practice.) - */ - if ( len >= sizeof ( sum ) ) { - initial_word_count = ( ( -( ( intptr_t ) data ) & - ( sizeof ( sum ) - 1 ) ) >> 1 ); - } else { - initial_word_count = 0; - } - len -= ( initial_word_count * 2 ); - - /* Calculate number of iterations of the main loop. This loop - * processes native machine words (32-bit or 64-bit), and is - * unrolled 16 times. We calculate an overall iteration - * count, and a starting point for the first iteration. - */ - loop_count = ( len / ( sizeof ( sum ) * 16 ) ); - loop_partial_count = - ( ( len % ( sizeof ( sum ) * 16 ) ) / sizeof ( sum ) ); - - /* Calculate number of 16-bit words remaining after the main - * loop completes. - */ - final_word_count = ( ( len % sizeof ( sum ) ) / 2 ); - - /* Calculate whether or not a final byte remains at the end */ - final_byte = ( len & 1 ); - - /* Calculate the checksum */ - __asm__ ( /* Calculate position at which to jump into the - * unrolled loop. - */ - "imul $( -x86_tcpip_loop_step_size ), %4\n\t" - "add %5, %4\n\t" - - /* Clear carry flag before starting checksumming */ - "clc\n\t" - - /* Checksum initial words */ - "jmp 2f\n\t" - "\n1:\n\t" - "lodsw\n\t" - "adcw %w2, %w0\n\t" - "\n2:\n\t" - "loop 1b\n\t" - - /* Main "lods;adc" loop, unrolled x16 */ - "mov %12, %3\n\t" - "jmp *%4\n\t" - "\nx86_tcpip_loop_start:\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "lods%z2\n\tadc %2, %0\n\t" - "\nx86_tcpip_loop_end:\n\t" - "loop x86_tcpip_loop_start\n\t" - ".equ x86_tcpip_loop_step_size, " - " ( ( x86_tcpip_loop_end - x86_tcpip_loop_start ) >> 4 )\n\t" - - /* Checksum remaining whole words */ - "mov %13, %3\n\t" - "jmp 2f\n\t" - "\n1:\n\t" - "lodsw\n\t" - "adcw %w2, %w0\n\t" - "\n2:\n\t" - "loop 1b\n\t" - - /* Checksum final byte if applicable */ - "mov %14, %3\n\t" - "loop 1f\n\t" - "adcb (%1), %b0\n\t" - "adcb $0, %h0\n\t" - "\n1:\n\t" - - /* Fold down to a uint16_t */ - "push %0\n\t" - "popw %w0\n\t" - "popw %w2\n\t" - "adcw %w2, %w0\n\t" -#if ULONG_MAX > 0xffffffffUL /* 64-bit only */ - "popw %w2\n\t" - "adcw %w2, %w0\n\t" - "popw %w2\n\t" - "adcw %w2, %w0\n\t" -#endif /* 64-bit only */ - - /* Consume CF */ - "adcw $0, %w0\n\t" - "adcw $0, %w0\n\t" - - : "=&Q" ( sum ), "=&S" ( discard_S ), "=&a" ( discard_a ), - "=&c" ( discard_c ), "=&r" ( discard_r1 ), - "=&r" ( discard_r2 ) - : "0" ( sum ), "1" ( data ), "2" ( 0 ), - "3" ( initial_word_count + 1 ), "4" ( loop_partial_count ), - "5" ( x86_tcpip_loop_end ), "g" ( loop_count + 1 ), - "g" ( final_word_count + 1 ), "g" ( final_byte ) ); - - return ( ~sum & 0xffff ); -} diff --git a/qemu/roms/ipxe/src/arch/x86/core/x86_uart.c b/qemu/roms/ipxe/src/arch/x86/core/x86_uart.c deleted file mode 100644 index e455775bf..000000000 --- a/qemu/roms/ipxe/src/arch/x86/core/x86_uart.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Copyright (C) 2014 Michael Brown <mbrown@fensystems.co.uk>. - * - * 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 Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -/** @file - * - * 16550-compatible UART - * - */ - -#include <errno.h> -#include <ipxe/uart.h> - -/** UART port bases */ -static uint16_t uart_base[] = { - [COM1] = 0x3f8, - [COM2] = 0x2f8, - [COM3] = 0x3e8, - [COM4] = 0x2e8, -}; - -/** - * Select UART port - * - * @v uart UART - * @v port Port number, or 0 to disable - * @ret rc Return status code - */ -int uart_select ( struct uart *uart, unsigned int port ) { - int rc; - - /* Set new UART base */ - if ( port >= ( sizeof ( uart_base ) / sizeof ( uart_base[0] ) ) ) { - rc = -ENODEV; - goto err; - } - uart->base = ( ( void * ) ( intptr_t ) uart_base[port] ); - - /* Check that UART exists */ - if ( ( rc = uart_exists ( uart ) ) != 0 ) - goto err; - - return 0; - - err: - uart->base = NULL; - return rc; -} |