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refactor TEXT and MIXED switches to C

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This commit is contained in:
Aaron Culliney
2014-05-10 12:26:06 -07:00
parent 8b00636f66
commit 2600c13723
2 changed files with 36 additions and 28 deletions
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28
src/asm386/memory.S
View File

@@ -149,34 +149,6 @@
enabled. enabled.
----------------------------------------------------------------- */ ----------------------------------------------------------------- */
E(read_switch_graphics)
testl $SS_TEXT, SN(softswitches)
jz ram_nop
andl $~SS_TEXT, SN(softswitches)
call SN(video_redraw)
ret
E(read_switch_text)
testl $SS_TEXT, SN(softswitches)
jnz ram_nop
orl $SS_TEXT, SN(softswitches)
call SN(video_redraw)
ret
E(read_switch_no_mixed)
testl $SS_MIXED, SN(softswitches)
jz ram_nop
andl $~SS_MIXED, SN(softswitches)
call SN(video_redraw)
ret
E(read_switch_mixed)
testl $SS_MIXED, SN(softswitches)
jnz ram_nop
orl $SS_MIXED, SN(softswitches)
call SN(video_redraw)
ret
/* HIRES off. use RAMRD/RAMWRT offsets for hires page 1. */ /* HIRES off. use RAMRD/RAMWRT offsets for hires page 1. */
E(iie_hires_off) E(iie_hires_off)
testl $SS_HIRES, SN(softswitches) # already off? testl $SS_HIRES, SN(softswitches) # already off?

36
src/vm.c
View File

@@ -113,3 +113,39 @@ GLUE_C_READ(iie_page2_on)
return 0x0; return 0x0;
} }
GLUE_C_READ(read_switch_graphics)
{
if (softswitches & SS_TEXT) {
softswitches &= ~SS_TEXT;
video_redraw();
}
return 0x0;
}
GLUE_C_READ(read_switch_text)
{
if (!(softswitches & SS_TEXT)) {
softswitches |= SS_TEXT;
video_redraw();
}
return 0x0;
}
GLUE_C_READ(read_switch_no_mixed)
{
if (softswitches & SS_MIXED) {
softswitches &= ~SS_MIXED;
video_redraw();
}
return 0x0;
}
GLUE_C_READ(read_switch_mixed)
{
if (!(softswitches & SS_MIXED)) {
softswitches |= SS_MIXED;
video_redraw();
}
return 0x0;
}