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[NEW] [zx_disk] SEEK command (0x0f) [completat]

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Raimon Zamora
2025-08-06 10:31:02 +02:00
parent 90b34749d1
commit 6791916f75
1 changed files with 5 additions and 2 deletions
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7
zx_disk.cpp
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@@ -74,12 +74,14 @@ namespace zx_disk
uint8_t ST0() uint8_t ST0()
{ {
return current_drive | (current_head<<2) | (seeking ? 0x20 : 0x00) | (fdd0busy ? 0x00 : 0x40); return current_drive | (current_head<<2) | (seeking ? 0x20 : 0x00) | (fdd0busy ? 0x00 : 0x80);
} }
uint8_t ST3() uint8_t ST3()
{ {
return current_drive | (current_head<<2) | 0x38; // ST3 const bool ready = (current_head==0) && (current_drive==0);
return current_drive | (current_head<<2) | ((current_track==0)?0x10:0) |
(ready?0x20:0) | 0x08; // TS
} }
void start_command(uint8_t command); void start_command(uint8_t command);
@@ -224,6 +226,7 @@ namespace zx_disk
current_drive = command & 0x3; current_drive = command & 0x3;
call_count = 0; call_count = 0;
current_track = 0; current_track = 0;
seeking = true;
process_current_command = nullptr; process_current_command = nullptr;
mode = ZX_FDC_MODE_IDLE; mode = ZX_FDC_MODE_IDLE;
break; break;