****************************************************************/
static void
-cirrus_extbios_80h(struct bregs *regs)
+clext_101280(struct bregs *regs)
{
u16 crtc_addr = stdvga_get_crtc();
outb(0x27, crtc_addr);
}
static void
-cirrus_extbios_81h(struct bregs *regs)
+clext_101281(struct bregs *regs)
{
// XXX
regs->ax = 0x0100;
}
static void
-cirrus_extbios_82h(struct bregs *regs)
+clext_101282(struct bregs *regs)
{
u16 crtc_addr = stdvga_get_crtc();
outb(0x27, crtc_addr);
}
static void
-cirrus_extbios_85h(struct bregs *regs)
+clext_101285(struct bregs *regs)
{
regs->al = cirrus_get_memsize();
}
static void
-cirrus_extbios_9Ah(struct bregs *regs)
+clext_10129a(struct bregs *regs)
{
regs->ax = 0x4060;
regs->cx = 0x1132;
"retf");
static void
-cirrus_extbios_A0h(struct bregs *regs)
+clext_1012a0(struct bregs *regs)
{
struct cirrus_mode_s *table_g = cirrus_get_modeentry(regs->al & 0x7f);
regs->ah = (table_g ? 1 : 0);
}
static void
-cirrus_extbios_A1h(struct bregs *regs)
+clext_1012a1(struct bregs *regs)
{
regs->bx = 0x0e00; // IBM 8512/8513, color
}
static void
-cirrus_extbios_A2h(struct bregs *regs)
+clext_1012a2(struct bregs *regs)
{
regs->al = 0x07; // HSync 31.5 - 64.0 kHz
}
static void
-cirrus_extbios_AEh(struct bregs *regs)
+clext_1012ae(struct bregs *regs)
{
regs->al = 0x01; // High Refresh 75Hz
}
+static void
+clext_1012XX(struct bregs *regs)
+{
+ debug_stub(regs);
+}
+
void
-cirrus_extbios(struct bregs *regs)
+clext_1012(struct bregs *regs)
{
- // XXX - regs->bl < 0x80 or > 0xaf call regular handlers.
switch (regs->bl) {
- case 0x80: cirrus_extbios_80h(regs); break;
- case 0x81: cirrus_extbios_81h(regs); break;
- case 0x82: cirrus_extbios_82h(regs); break;
- case 0x85: cirrus_extbios_85h(regs); break;
- case 0x9a: cirrus_extbios_9Ah(regs); break;
- case 0xa0: cirrus_extbios_A0h(regs); break;
- case 0xa1: cirrus_extbios_A1h(regs); break;
- case 0xa2: cirrus_extbios_A2h(regs); break;
- case 0xae: cirrus_extbios_AEh(regs); break;
- default: break;
+ case 0x80: clext_101280(regs); break;
+ case 0x81: clext_101281(regs); break;
+ case 0x82: clext_101282(regs); break;
+ case 0x85: clext_101285(regs); break;
+ case 0x9a: clext_10129a(regs); break;
+ case 0xa0: clext_1012a0(regs); break;
+ case 0xa1: clext_1012a1(regs); break;
+ case 0xa2: clext_1012a2(regs); break;
+ case 0xae: clext_1012ae(regs); break;
+ default: clext_1012XX(regs); break;
}
}
#include "optionroms.h" // struct pci_data
#include "config.h" // CONFIG_*
#include "stdvga.h" // stdvga_set_cursor_shape
-#include "geodevga.h" // geodevga_init
-#include "bochsvga.h" // bochsvga_init
-#include "clext.h" // clext_init
+#include "clext.h" // clext_1012
#include "vgahw.h" // vgahw_set_mode
// XXX
static void
handle_1012(struct bregs *regs)
{
+ if (CONFIG_VGA_CIRRUS && regs->bl >= 0x80) {
+ clext_1012(regs);
+ return;
+ }
+
switch (regs->bl) {
case 0x10: handle_101210(regs); break;
case 0x30: handle_101230(regs); break;
case 0x36: handle_101236(regs); break;
default: handle_1012XX(regs); break;
}
-
- // XXX - cirrus has 1280, 1281, 1282, 1285, 129a, 12a0, 12a1, 12a2, 12ae
}