diff options
Diffstat (limited to 'c/src/lib/libbsp/i386/ts_386ex/tools/dos_sup/ts1325.inc')
| -rw-r--r-- | c/src/lib/libbsp/i386/ts_386ex/tools/dos_sup/ts1325.inc | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/i386/ts_386ex/tools/dos_sup/ts1325.inc b/c/src/lib/libbsp/i386/ts_386ex/tools/dos_sup/ts1325.inc new file mode 100644 index 0000000000..40ed3659ab --- /dev/null +++ b/c/src/lib/libbsp/i386/ts_386ex/tools/dos_sup/ts1325.inc @@ -0,0 +1,48 @@ +; Some nasm macros to turn on TS-1325 LEDs and wait for button presses. +; This should be '%include'ed in your nasm source file. +; +; Tony Ambardar + +P1LTC equ 0F862h +P1PIN equ 0F860h + +%macro LED_OFF 0 + mov dx, P1LTC + in al, dx + or al, 01000000b ; turn off red + and al, 11011111b ; turn off green + out dx, al +%endmacro + +%macro LED_GRN 0 + mov dx, P1LTC + in al, dx + or al, 01100000b ; turn off red, turn on green + out dx, al +%endmacro + +%macro LED_YEL 0 + mov dx, P1LTC + in al, dx + or al, 00100000b ; turn on green + and al, 10111111b ; turn on red + out dx, al +%endmacro + +%macro LED_RED 0 + mov dx, P1LTC + in al, dx + and al, 10011111b ; turn on red, turn off green + out dx, al +%endmacro + +%macro PSW_WAIT 0 + mov dx, P1PIN ; Get PSW state + mov ecx, 80000h +%%read in al, dx + test al, 00000001b ; is PSW asserted? + jnz %%read ; if not, we're done + dec ecx + jnz %%read +%endmacro + |