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attacher.c: Turn off optimizer for inline asm.

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Bobbi Webber-Manners 2022-09-13 20:08:50 -04:00
parent 7bb47d4b85
commit 7c402facc7
1 changed files with 16 additions and 7 deletions
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23
apps/attacher.c
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@ -397,14 +397,10 @@ void file_ui_draw_all(uint16_t first, uint16_t selected, uint16_t entries) {
}
/*
* Perform ProDOS MLI ON_LINE call to
* write all online volume names into iobuf[]
* Return the number of entries
* Asm code for online()
*/
uint16_t online(void) {
uint16_t entries = 0;
struct tabent *entry;
uint8_t i, j, len;
#pragma optimize (push, off)
void onlineasm(void) {
__asm__("lda #$00"); // All devices
__asm__("sta mliparam + 1");
__asm__("lda #<%v", iobuf); // iobuf LSB
@ -415,6 +411,19 @@ uint16_t online(void) {
__asm__("lda #$c5"); // ON_LINE
__asm__("ldx #$02"); // Two parms
__asm__("jsr callmli");
}
#pragma optimize (pop)
/*
* Perform ProDOS MLI ON_LINE call to
* write all online volume names into iobuf[]
* Return the number of entries
*/
uint16_t online(void) {
uint16_t entries = 0;
struct tabent *entry;
uint8_t i, j, len;
onlineasm();
entry = (struct tabent*)iobuf;
for (i = 0; i < 16; ++i) {
len = iobuf[256 + i * 16] & 0x0f;