diff options
| author | 2011-03-15 11:04:21 +0000 | |
|---|---|---|
| committer | 2011-03-15 11:04:21 +0000 | |
| commit | d625c435a38567bbb3ea58a0d4bbb83b5035742f (patch) | |
| tree | 7b9d42c6c81a93870cedbefde7de5ff1982ae82b /src/emu/devcb.c | |
| parent | 607b2c09e1027d8a5a7ce203d795abbbdc005649 (diff) | |
Added DEVICE_SELF_OWNER support for device callbacks. [Curt Coder]
Diffstat (limited to 'src/emu/devcb.c')
| -rw-r--r-- | src/emu/devcb.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/emu/devcb.c b/src/emu/devcb.c index 49c19dc3e08..b8f68a46b92 100644 --- a/src/emu/devcb.c +++ b/src/emu/devcb.c @@ -76,7 +76,10 @@ void devcb_resolve_read_line(devcb_resolved_read_line *resolved, const devcb_rea else if (config->type == DEVCB_TYPE_DRIVER) resolved->target = device->machine->driver_data(); else - resolved->target = device->siblingdevice(config->tag); + if (strcmp(config->tag, DEVICE_SELF_OWNER) == 0) + resolved->target = device->owner(); + else + resolved->target = device->siblingdevice(config->tag); if (resolved->target == NULL) fatalerror("devcb_resolve_read_line: unable to find device '%s' (requested by %s '%s')", config->tag, device->name(), device->tag()); @@ -177,7 +180,10 @@ void devcb_resolve_write_line(devcb_resolved_write_line *resolved, const devcb_w else if (config->type == DEVCB_TYPE_DRIVER) resolved->target = device->machine->driver_data(); else - resolved->target = device->siblingdevice(config->tag); + if (strcmp(config->tag, DEVICE_SELF_OWNER) == 0) + resolved->target = device->owner(); + else + resolved->target = device->siblingdevice(config->tag); if (resolved->target == NULL) fatalerror("devcb_resolve_write_line: unable to find device '%s' (requested by %s '%s')", config->tag, device->name(), device->tag()); @@ -254,7 +260,11 @@ void devcb_resolve_read8(devcb_resolved_read8 *resolved, const devcb_read8 *conf else if (config->type == DEVCB_TYPE_DRIVER) resolved->target = device->machine->driver_data(); else - resolved->target = device->siblingdevice(config->tag); + if (strcmp(config->tag, DEVICE_SELF_OWNER) == 0) + resolved->target = device->owner(); + else + resolved->target = device->siblingdevice(config->tag); + if (resolved->target == NULL) fatalerror("devcb_resolve_read8: unable to find device '%s' (requested by %s '%s')", config->tag, device->name(), device->tag()); @@ -329,7 +339,11 @@ void devcb_resolve_write8(devcb_resolved_write8 *resolved, const devcb_write8 *c else if (config->type == DEVCB_TYPE_DRIVER) resolved->target = device->machine->driver_data(); else - resolved->target = device->siblingdevice(config->tag); + if (strcmp(config->tag, DEVICE_SELF_OWNER) == 0) + resolved->target = device->owner(); + else + resolved->target = device->siblingdevice(config->tag); + if (resolved->target == NULL) fatalerror("devcb_resolve_write8: unable to find device '%s' (requested by %s '%s')", config->tag, device->name(), device->tag()); |
