701e2a38fe
Add a working lzma loader and use it for generating initramfs kernels to allow easily netbooting elf kernels on devices with a 4 MiB CFE size limit. Based on ar71xx's lzma-loader. Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 41940
54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/*
|
|
* Copyright (C) 1994, 1995, 1996, 1997, 2000, 2001 by Ralf Baechle
|
|
*
|
|
* Copyright (C) 2001, Monta Vista Software
|
|
* Author: jsun@mvista.com or jsun@junsun.net
|
|
*/
|
|
#ifndef _cp0regdef_h_
|
|
#define _cp0regdef_h_
|
|
|
|
#define CP0_INDEX $0
|
|
#define CP0_RANDOM $1
|
|
#define CP0_ENTRYLO0 $2
|
|
#define CP0_ENTRYLO1 $3
|
|
#define CP0_CONTEXT $4
|
|
#define CP0_PAGEMASK $5
|
|
#define CP0_WIRED $6
|
|
#define CP0_BADVADDR $8
|
|
#define CP0_COUNT $9
|
|
#define CP0_ENTRYHI $10
|
|
#define CP0_COMPARE $11
|
|
#define CP0_STATUS $12
|
|
#define CP0_CAUSE $13
|
|
#define CP0_EPC $14
|
|
#define CP0_PRID $15
|
|
#define CP0_CONFIG $16
|
|
#define CP0_LLADDR $17
|
|
#define CP0_WATCHLO $18
|
|
#define CP0_WATCHHI $19
|
|
#define CP0_XCONTEXT $20
|
|
#define CP0_FRAMEMASK $21
|
|
#define CP0_DIAGNOSTIC $22
|
|
#define CP0_PERFORMANCE $25
|
|
#define CP0_ECC $26
|
|
#define CP0_CACHEERR $27
|
|
#define CP0_TAGLO $28
|
|
#define CP0_TAGHI $29
|
|
#define CP0_ERROREPC $30
|
|
|
|
#define read_32bit_c0_register(reg,sel) \
|
|
({ int __res; \
|
|
if (sel == 0) \
|
|
__asm__ __volatile__( \
|
|
"mfc0\t%0, " #reg "\n\t" \
|
|
: "=r" (__res)); \
|
|
else \
|
|
__asm__ __volatile__( \
|
|
".set\tmips32\n\t" \
|
|
"mfc0\t%0, " #reg ", " #sel "\n\t" \
|
|
".set mips0\n\t" \
|
|
: "=r" (__res)); \
|
|
__res; \
|
|
})
|
|
|
|
#endif
|