165 lines
3.1 KiB
C
165 lines
3.1 KiB
C
#include <c64/memmap.h>
|
|
#include <c64/charwin.h>
|
|
#include <c64/cia.h>
|
|
#include <c64/vic.h>
|
|
#include <c64/easyflash.h>
|
|
|
|
// Shared code/data region, copied from easyflash bank 0 to ram during startup
|
|
|
|
#pragma region( main, 0x0900, 0x8000, , , { code, data, bss, heap, stack } )
|
|
|
|
// Section and region for first easyflash bank
|
|
|
|
#pragma section( bcode1, 0 )
|
|
#pragma section( bdata1, 0 )
|
|
#pragma region(bank1, 0x8000, 0xc000, , 1, { bcode1, bdata1 } )
|
|
|
|
// Section and region for second easyflash bank
|
|
|
|
#pragma section( bcode2, 0 )
|
|
#pragma section( bdata2, 0 )
|
|
#pragma region(bank2, 0x8000, 0xc000, , 2, { bcode2, bdata2 } )
|
|
|
|
#pragma section( bcode3, 0 )
|
|
#pragma section( bdata3, 0 )
|
|
#pragma region(bank3, 0x8000, 0xc000, , 3, { bcode3, bdata3 } )
|
|
|
|
#pragma section( bcode4, 0 )
|
|
#pragma section( bdata4, 0 )
|
|
#pragma region(bank4, 0x8000, 0xc000, , 4, { bcode4, bdata4 } )
|
|
|
|
#pragma section( bcode5, 0 )
|
|
#pragma section( bdata5, 0 )
|
|
#pragma region(bank5, 0x8000, 0xc000, , 5, { bcode5, bdata5 } )
|
|
|
|
#pragma section( bcode6, 0 )
|
|
#pragma section( bdata6, 0 )
|
|
#pragma region(bank6, 0x8000, 0xc000, , 6, { bcode6, bdata6 } )
|
|
|
|
// Charwin in shared memory section
|
|
|
|
CharWin cw;
|
|
|
|
// Now switch code generation to bank 1
|
|
|
|
#pragma code ( bcode1 )
|
|
#pragma data ( bdata1 )
|
|
|
|
// Print into shared charwin
|
|
|
|
void print1(void)
|
|
{
|
|
cwin_put_string(&cw, p"This is first bank", 7);
|
|
cwin_cursor_newline(&cw);
|
|
}
|
|
|
|
// Now switch code generation to bank 2
|
|
|
|
#pragma code ( bcode2 )
|
|
#pragma data ( bdata2 )
|
|
|
|
void print2(void)
|
|
{
|
|
cwin_put_string(&cw, p"This is second bank", 7);
|
|
cwin_cursor_newline(&cw);
|
|
}
|
|
|
|
#pragma code ( bcode3 )
|
|
#pragma data ( bdata3 )
|
|
|
|
void print3(void)
|
|
{
|
|
cwin_put_string(&cw, p"This is third bank", 7);
|
|
cwin_cursor_newline(&cw);
|
|
}
|
|
|
|
#pragma code ( bcode4 )
|
|
#pragma data ( bdata4 )
|
|
|
|
void print4(void)
|
|
{
|
|
cwin_put_string(&cw, p"This is fourth bank", 7);
|
|
cwin_cursor_newline(&cw);
|
|
}
|
|
|
|
#pragma code ( bcode5 )
|
|
#pragma data ( bdata5 )
|
|
|
|
void print5(void)
|
|
{
|
|
cwin_put_string(&cw, p"This is fifth bank", 7);
|
|
cwin_cursor_newline(&cw);
|
|
}
|
|
|
|
#pragma code ( bcode6 )
|
|
#pragma data ( bdata6 )
|
|
|
|
void print6(void)
|
|
{
|
|
cwin_put_string(&cw, p"This is sixth bank", 7);
|
|
cwin_cursor_newline(&cw);
|
|
}
|
|
|
|
// Switching code generation back to shared section
|
|
|
|
#pragma code ( code )
|
|
#pragma data ( data )
|
|
|
|
|
|
// Function for indirect cross bank call
|
|
void fcall(char bank, void (* func)())
|
|
{
|
|
eflash.bank = bank;
|
|
func();
|
|
}
|
|
|
|
// Macro for indirect cross bank call
|
|
#define FCALL(f) fcall(__bankof(f), f)
|
|
|
|
int main(void)
|
|
{
|
|
// Enable ROM
|
|
mmap_set(MMAP_ROM);
|
|
|
|
// Init CIAs (no kernal rom was executed so far)
|
|
cia_init();
|
|
|
|
// Init VIC
|
|
vic_setmode(VICM_TEXT, (char *)0x0400, (char *)0x1800);
|
|
|
|
// Prepare output window
|
|
cwin_init(&cw, (char *)0x0400, 0, 0, 40, 25);
|
|
cwin_clear(&cw);
|
|
|
|
// Switch easyflash ROM region to bank 1
|
|
eflash.bank = 1;
|
|
|
|
// Call function in bank 1
|
|
print1();
|
|
|
|
// Switch easyflash ROM region to bank 2
|
|
eflash.bank = 2;
|
|
|
|
// Call function in bank 2
|
|
print2();
|
|
|
|
eflash.bank = 3;
|
|
print3();
|
|
|
|
// Get bank of function using __bankof operator
|
|
eflash.bank = __bankof print4;
|
|
print4();
|
|
|
|
// Indirect call
|
|
fcall(__bankof print5, print5);
|
|
|
|
// Macro call
|
|
FCALL(print6);
|
|
|
|
// Loop forever
|
|
while (true)
|
|
;
|
|
|
|
return 0;
|
|
}
|