54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
|
#ifndef _CONFIG_H
|
||
|
|
#define _CONFIG_H
|
||
|
|
|
||
|
|
/* #define LASU_HD */
|
||
|
|
#define LINUS_HD
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Amount of ram memory (in bytes, 640k-1M not discounted). Currently 8Mb.
|
||
|
|
* Don't make this bigger without making sure that there are enough page
|
||
|
|
* directory entries (boot/head.s)
|
||
|
|
*/
|
||
|
|
#if defined(LINUS_HD)
|
||
|
|
#define HIGH_MEMORY (0x800000)
|
||
|
|
#elif defined(LASU_HD)
|
||
|
|
#define HIGH_MEMORY (0x400000)
|
||
|
|
#else
|
||
|
|
#error "must define hd"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* End of buffer memory. Must be 0xA0000, or > 0x100000, 4096-byte aligned */
|
||
|
|
#if (HIGH_MEMORY>=0x600000)
|
||
|
|
#define BUFFER_END 0x200000
|
||
|
|
#else
|
||
|
|
#define BUFFER_END 0xA0000
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Root device at bootup. */
|
||
|
|
#if defined(LINUS_HD)
|
||
|
|
#define ROOT_DEV 0x306
|
||
|
|
#elif defined(LASU_HD)
|
||
|
|
#define ROOT_DEV 0x302
|
||
|
|
#else
|
||
|
|
#error "must define HD"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* HD type. If 2, put 2 structures with a comma. If just 1, put
|
||
|
|
* only 1 struct. The structs are { HEAD, SECTOR, TRACKS, WPCOM, LZONE, CTL }
|
||
|
|
*
|
||
|
|
* NOTE. CTL is supposed to be 0 for drives with less than 8 heads, and
|
||
|
|
* 8 if heads >= 8. Don't know why, and I haven't tested it on a drive with
|
||
|
|
* more than 8 heads, but that is what the bios-listings seem to imply. I
|
||
|
|
* just love not having a manual.
|
||
|
|
*/
|
||
|
|
#if defined(LASU_HD)
|
||
|
|
#define HD_TYPE { 7,35,915,65536,920,0 }
|
||
|
|
#elif defined(LINUS_HD)
|
||
|
|
#define HD_TYPE { 5,17,980,300,980,0 },{ 5,17,980,300,980,0 }
|
||
|
|
#else
|
||
|
|
#error "must define a hard-disk type"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|