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/* ----------------------------------------------------------------------- *
*
* Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall
* be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* ----------------------------------------------------------------------- */
/*
* syslinux/config.h
*
* Query syslinux configuration information.
*/
#ifndef _SYSLINUX_CONFIG_H
#define _SYSLINUX_CONFIG_H
#include <stdint.h>
enum syslinux_filesystem {
SYSLINUX_FS_UNKNOWN = 0x30,
SYSLINUX_FS_SYSLINUX = 0x31,
SYSLINUX_FS_PXELINUX = 0x32,
SYSLINUX_FS_ISOLINUX = 0x33,
SYSLINUX_FS_EXTLINUX = 0x34,
};
struct syslinux_version {
uint16_t version; /* (major << 8)+minor */
uint16_t max_api;
enum syslinux_filesystem filesystem;
const char *version_string;
const char *copyright_string;
};
extern struct syslinux_version __syslinux_version;
static inline const struct syslinux_version *
syslinux_version(void)
{
return &__syslinux_version;
}
union syslinux_derivative_info {
struct {
uint8_t filesystem;
uint8_t ah;
} c; /* common */
struct {
uint16_t ax;
uint16_t cx;
uint16_t dx;
uint16_t _pad;
const void *esbx;
const void *fssi;
const void *gsdi;
} r; /* raw */
struct {
uint8_t filesystem;
uint8_t ah;
uint8_t sector_shift;
uint8_t ch;
uint8_t drive_number;
uint8_t dh;
uint16_t _pad;
const void *ptab_ptr;
const uint32_t *esdi_ptr;
} disk; /* syslinux/extlinux */
struct {
uint8_t filesystem;
uint8_t ah;
uint16_t cx;
uint16_t apiver;
uint16_t _pad;
const void *pxenvptr;
const void *stack;
} pxe; /* pxelinux */
struct {
uint8_t filesystem;
uint8_t ah;
uint8_t sector_shift;
uint8_t cd_mode;
uint8_t drive_number;
uint8_t dh;
uint16_t _pad;
const void *spec_packet;
const uint32_t *esdi_ptr;
} iso; /* isolinux */
};
union syslinux_derivative_info __syslinux_derivative_info;
static inline const union syslinux_derivative_info *
syslinux_derivative_info(void)
{
return &__syslinux_derivative_info;
}
struct syslinux_serial_console_info {
uint16_t iobase;
uint16_t divisor;
uint16_t flowctl;
};
extern struct syslinux_serial_console_info __syslinux_serial_console_info;
static inline const struct syslinux_serial_console_info *
syslinux_serial_console_info(void)
{
return &__syslinux_serial_console_info;
}
extern const char *__syslinux_config_file;
static inline const char *syslinux_config_file(void)
{
return __syslinux_config_file;
}
struct syslinux_ipappend_strings {
int count;
const char * const *ptr;
};
extern struct syslinux_ipappend_strings __syslinux_ipappend_strings;
static inline const struct syslinux_ipappend_strings *
syslinux_ipappend_strings(void)
{
return &__syslinux_ipappend_strings;
}
#endif /* _SYSLINUX_CONFIG_H */
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