From ba0a71022ca704eadcad4bffa92678d7c723729d Mon Sep 17 00:00:00 2001 From: Hervé Poussineau Date: Wed, 3 Feb 2016 11:28:58 -0500 Subject: dma: remove now useless DMA_* functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Keep only DMA_init function as a wrapper around DMA controllers creation. Signed-off-by: Hervé Poussineau Message-id: 1453843944-26833-20-git-send-email-hpoussin@reactos.org Signed-off-by: John Snow --- hw/dma/i8257.c | 65 ---------------------------------------------------------- 1 file changed, 65 deletions(-) (limited to 'hw/dma') diff --git a/hw/dma/i8257.c b/hw/dma/i8257.c index c413c9a38b..5a52707ae2 100644 --- a/hw/dma/i8257.c +++ b/hw/dma/i8257.c @@ -596,70 +596,6 @@ static void i8257_class_init(ObjectClass *klass, void *data) idc->register_channel = i8257_dma_register_channel; } -static ISABus *i8257_bus; - -int DMA_get_channel_mode(int nchan) -{ - IsaDma *dma = isa_get_dma(i8257_bus, nchan); - IsaDmaClass *k = ISADMA_GET_CLASS(dma); - uint8_t res = 0; - - res |= k->has_autoinitialization(dma, nchan) ? 0 : 0x10; - res |= k->get_transfer_mode(dma, nchan) << 2; - - return res; -} - -int DMA_read_memory(int nchan, void *buf, int pos, int size) -{ - IsaDma *dma = isa_get_dma(i8257_bus, nchan); - IsaDmaClass *k = ISADMA_GET_CLASS(dma); - return k->read_memory(dma, nchan, buf, pos, size); -} - -int DMA_write_memory(int nchan, void *buf, int pos, int size) -{ - IsaDma *dma = isa_get_dma(i8257_bus, nchan); - IsaDmaClass *k = ISADMA_GET_CLASS(dma); - return k->write_memory(dma, nchan, buf, pos, size); -} - -void DMA_hold_DREQ(int nchan) -{ - IsaDma *dma = isa_get_dma(i8257_bus, nchan); - IsaDmaClass *k = ISADMA_GET_CLASS(dma); - k->hold_DREQ(dma, nchan); -} - -void DMA_release_DREQ(int nchan) -{ - IsaDma *dma = isa_get_dma(i8257_bus, nchan); - IsaDmaClass *k = ISADMA_GET_CLASS(dma); - k->release_DREQ(dma, nchan); -} - -void DMA_schedule(void) -{ - IsaDma *dma; - IsaDmaClass *k; - int i; - - for (i = 0; i < 2; i++) { - dma = isa_get_dma(i8257_bus, i << 2); - k = ISADMA_GET_CLASS(dma); - k->schedule(dma); - } -} - -void DMA_register_channel(int nchan, - DMA_transfer_handler transfer_handler, - void *opaque) -{ - IsaDma *dma = isa_get_dma(i8257_bus, nchan); - IsaDmaClass *k = ISADMA_GET_CLASS(dma); - k->register_channel(dma, nchan, transfer_handler, opaque); -} - static const TypeInfo i8257_info = { .name = TYPE_I8257, .parent = TYPE_ISA_DEVICE, @@ -700,5 +636,4 @@ void DMA_init(ISABus *bus, int high_page_enable) qdev_init_nofail(d); isa_bus_dma(bus, ISADMA(isa1), ISADMA(isa2)); - i8257_bus = bus; } -- cgit v1.2.3