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more cleanup

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mrdudz
2015-11-29 20:04:10 +01:00
parent c636675521
commit b39a8b7a61
13 changed files with 669 additions and 607 deletions
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23
include/gamate.h
View File

@@ -41,7 +41,8 @@
/*
base clock cpu clock/32 ?
0/1: 1. channel(right): 12 bit frequency: right frequency 0 nothing, 1 high; 3 23khz; 4 17,3; 10 6,9; 15 4.6; $60 720hz; $eff 18,0; $fff 16,9 hz)
0/1: 1. channel(right): 12 bit frequency: right frequency 0 nothing, 1 high;
3 23khz; 4 17,3; 10 6,9; 15 4.6; $60 720hz; $eff 18,0; $fff 16,9 hz)
(delay clock/32)
2/3: 2. channel(left): 12 bit frequency
4/5: 3. channel(both): 12 bit frequency
@@ -132,6 +133,26 @@
#define LCD_READ 0x5006 /* read from RAM (no auto inc?) */
#define LCD_DATA 0x5007 /* write to RAM */
/* BIOS zeropage usage */
/* locations 0x0a-0x0c, 0x0e-0x11 and 0xe8 are in use by the BIOS IRQ/NMI handlers */
#define ZP_NMI_4800 0x0a /* content of I/O reg 4800 gets copied here each NMI */
#define ZP_IRQ_COUNT 0x0b /* increments once per IRQ, used elsewhere in the
BIOS for synchronisation purposes */
#define ZP_IRQ_CTRL 0x0c /* if 0 then cartridge irq stubs will not get called */
/* each of the following 4 increments by 1 per IRQ - it is _not_ a 32bit
counter (see code at $ffa6 in BIOS)
these are not used elsewhere in the bios and can be (re)setted as needed by
the user.
*/
#define ZP_IRQ_CNT1 0x0e
#define ZP_IRQ_CNT2 0x0f
#define ZP_IRQ_CNT3 0x10
#define ZP_IRQ_CNT4 0x11
#define ZP_NMI_FLAG 0xe8 /* set to 0xff each NMI */
/* constants for the conio implementation */
#define COLOR_BLACK 0x03

4
include/time.h
View File

@@ -103,8 +103,8 @@ unsigned _clocks_per_sec (void);
# define CLK_TCK 60 /* POSIX */
# define CLOCKS_PER_SEC 60 /* ANSI */
#elif defined(__GAMATE__)
# define CLK_TCK 60 /* POSIX */ /* FIXME */
# define CLOCKS_PER_SEC 60 /* ANSI */ /* FIXME */
# define CLK_TCK 135 /* POSIX */ /* FIXME */
# define CLOCKS_PER_SEC 135 /* ANSI */ /* FIXME */
#elif defined(__GEOS__)
# define CLK_TCK 1 /* POSIX */
# define CLOCKS_PER_SEC 1 /* ANSI */