diff options
Diffstat (limited to 'include/asm-m68k/amigahw.h')
| -rw-r--r-- | include/asm-m68k/amigahw.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/include/asm-m68k/amigahw.h b/include/asm-m68k/amigahw.h index d63ceca32..3e5a2770c 100644 --- a/include/asm-m68k/amigahw.h +++ b/include/asm-m68k/amigahw.h @@ -16,6 +16,8 @@ #ifndef _M68K_AMIGAHW_H #define _M68K_AMIGAHW_H +#include <linux/ioport.h> + /* * Different Amiga models */ @@ -279,11 +281,27 @@ struct CIA { #define ciab ((*(volatile struct CIA *)(zTwoBase + CIAB_PHYSADDR))) #define CHIP_PHYSADDR (0x000000) -#define chipaddr ((unsigned long)(zTwoBase + CHIP_PHYSADDR)) + void amiga_chip_init (void); -void *amiga_chip_alloc (long size, const char *name); -void amiga_chip_free (void *); +void *amiga_chip_alloc(unsigned long size, const char *name); +void *amiga_chip_alloc_res(unsigned long size, struct resource *res); +void amiga_chip_free(void *ptr); unsigned long amiga_chip_avail( void ); /*MILAN*/ +extern volatile unsigned short amiga_audio_min_period; + +static inline void amifb_video_off(void) +{ + if (amiga_chipset == CS_ECS || amiga_chipset == CS_AGA) { + /* program Denise/Lisa for a higher maximum play rate */ + custom.htotal = 113; /* 31 kHz */ + custom.vtotal = 223; /* 70 Hz */ + custom.beamcon0 = 0x4390; /* HARDDIS, VAR{BEAM,VSY,HSY,CSY}EN */ + /* suspend the monitor */ + custom.hsstrt = custom.hsstop = 116; + custom.vsstrt = custom.vsstop = 226; + amiga_audio_min_period = 57; + } +} struct tod3000 { unsigned int :28, second2:4; /* lower digit */ |