System configuration

Get the system version, VSYNC frequency, etc. More...

Collaboration diagram for System configuration:

Macros
#define	PAGE_SIZE   (uint16_t)(0x4000)
	MSX Size of a page (16KiB) in bytes.
#define	PAGE_ADDR(p)
	MSX Constructs base address of the specified page.
#define	CARTRIDGE_SLOT   (libmsx_initial_slots[1])
	MSX The cartrige slot address.

Functions
uint8_t	msx_get_version (void)
	MSX Returns MSX system version code.
uint8_t	msx_get_vsync_frequency (void)
	MSX Returns VSYNC frequency in Hz.

Variables
const uint8_t	libmsx_initial_slots [4]
	MSX Initial slot addresses for each page.

Detailed Description

Get the system version, VSYNC frequency, etc.

Macro Definition Documentation

PAGE_SIZE

#define PAGE_SIZE   (uint16_t)(0x4000)

MSX Size of a page (16KiB) in bytes.

Definition at line 45 of file bios.h.

PAGE_ADDR

#define PAGE_ADDR

(

p

)

Value:

((void *)(PAGE_SIZE * (p)))

MSX Constructs base address of the specified page.

Parameters

p	page number (0..3)

Returns

base address of the page #p.

Definition at line 53 of file bios.h.

CARTRIDGE_SLOT

#define CARTRIDGE_SLOT   (libmsx_initial_slots[1])

MSX The cartrige slot address.

Definition at line 63 of file bios.h.

Function Documentation

msx_get_version()

uint8_t msx_get_version ( void )

inline

MSX Returns MSX system version code.

Returns

0 (MSX1), 1 (MSX2), 2 (MSX2+), 3 (MSXturboR), or else.

Definition at line 70 of file bios.h.

msx_get_vsync_frequency()

uint8_t msx_get_vsync_frequency ( void )

inline

MSX Returns VSYNC frequency in Hz.

Returns

50 (PAL/SECAM), or 60 (NTSC)

Definition at line 79 of file bios.h.

Variable Documentation

libmsx_initial_slots

const uint8_t libmsx_initial_slots[4]

extern

MSX Initial slot addresses for each page.