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add dos keyboard layout support

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2715
This commit is contained in:
Sebastian Strohhäcker 2006-10-27 13:37:14 +00:00
parent 712a055b7b
commit 76478e8cec
12 changed files with 3127 additions and 13 deletions
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8
src/ints/bios_keyboard.cpp
View file

@ -33,7 +33,6 @@ static Bitu call_int16,call_irq1,call_irq6;
/* Nice table from BOCHS i should feel bad for ripping this */
#define none 0
#define MAX_SCAN_CODE 0x58
static struct {
Bit16u normal;
Bit16u shift;
@ -131,7 +130,7 @@ static struct {
{ 0x8600, 0x8800, 0x8a00, 0x8c00 } /* F12 */
};
static bool add_key_forced(Bit16u code) {
bool BIOS_AddKeyToBuffer(Bit16u code) {
if (mem_readb(BIOS_KEYBOARD_FLAGS2)&8) return true;
Bit16u start,end,head,tail,ttail;
if (machine==MCH_PCJR) {
@ -157,7 +156,7 @@ static bool add_key_forced(Bit16u code) {
}
static void add_key(Bit16u code) {
if (code!=0) add_key_forced(code);
if (code!=0) BIOS_AddKeyToBuffer(code);
}
static bool get_key(Bit16u &code) {
@ -240,6 +239,7 @@ static Bitu IRQ1_Handler(void) {
#else
flags2&=~(0x40+0x20);//remove numlock/capslock pressed (hack for sdl only reporting states)
#endif
if (DOS_LayoutKey(scancode,flags1,flags2,flags3)) return CBRET_NONE;
switch (scancode) {
/* First the hard ones */
case 0xfa: /* ack. Do nothing for now */
@ -551,7 +551,7 @@ static Bitu INT16_Handler(void) {
}
break;
case 0x05: /* STORE KEYSTROKE IN KEYBOARD BUFFER */
if (add_key_forced(reg_cx)) reg_al=0;
if (BIOS_AddKeyToBuffer(reg_cx)) reg_al=0;
else reg_al=1;
break;
case 0x12: /* GET EXTENDED SHIFT STATES */

24
src/ints/int10_memory.cpp
View file

@ -117,7 +117,29 @@ void INT10_SetupRomMemory(void) {
//Reserve checksum location
checksumlocation = int10.rom.used++;
}
};
}
void INT10_ReloadRomFonts(void) {
// 16x8 font
PhysPt font16pt=Real2Phys(int10.rom.font_16);
for (Bitu i=0;i<256*16;i++) {
phys_writeb(font16pt+i,int10_font_16[i]);
}
// 14x8 font
PhysPt font14pt=Real2Phys(int10.rom.font_14);
for (Bitu i=0;i<256*14;i++) {
phys_writeb(font14pt+i,int10_font_14[i]);
}
// 8x8 fonts
PhysPt font8pt=Real2Phys(int10.rom.font_8_first);
for (Bitu i=0;i<128*8;i++) {
phys_writeb(font8pt+i,int10_font_08[i]);
}
font8pt=Real2Phys(int10.rom.font_8_second);
for (Bitu i=0;i<128*8;i++) {
phys_writeb(font8pt+i,int10_font_08[i+128*8]);
}
}
void INT10_SetupRomMemoryChecksum(void) {
if (machine == MCH_VGA) { //EGA/VGA. Just to be safe