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author | Hervé Poussineau <hpoussin@reactos.org> | 2016-02-03 11:28:58 -0500 |
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committer | John Snow <jsnow@redhat.com> | 2016-02-03 11:28:58 -0500 |
commit | ba0a71022ca704eadcad4bffa92678d7c723729d (patch) | |
tree | 8305424ebf452011eb70c49665124c53a6fcace1 | |
parent | f203c16ea28cfbe53f4b5523117539468d29a67a (diff) | |
download | qemu-ba0a71022ca704eadcad4bffa92678d7c723729d.zip qemu-ba0a71022ca704eadcad4bffa92678d7c723729d.tar.gz qemu-ba0a71022ca704eadcad4bffa92678d7c723729d.tar.bz2 |
dma: remove now useless DMA_* functions
Keep only DMA_init function as a wrapper around DMA controllers creation.
Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Message-id: 1453843944-26833-20-git-send-email-hpoussin@reactos.org
Signed-off-by: John Snow <jsnow@redhat.com>
-rw-r--r-- | hw/dma/i8257.c | 65 | ||||
-rw-r--r-- | hw/sparc/sun4m.c | 22 | ||||
-rw-r--r-- | hw/sparc64/sun4u.c | 22 | ||||
-rw-r--r-- | include/hw/isa/isa.h | 11 |
4 files changed, 1 insertions, 119 deletions
diff --git a/hw/dma/i8257.c b/hw/dma/i8257.c index c413c9a..5a52707 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; } diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c index 9c078d5..20dc341 100644 --- a/hw/sparc/sun4m.c +++ b/hw/sparc/sun4m.c @@ -96,32 +96,10 @@ struct sun4m_hwdef { uint8_t nvram_machine_id; }; -int DMA_get_channel_mode (int nchan) -{ - return 0; -} -int DMA_read_memory (int nchan, void *buf, int pos, int size) -{ - return 0; -} -int DMA_write_memory (int nchan, void *buf, int pos, int size) -{ - return 0; -} -void DMA_hold_DREQ (int nchan) {} -void DMA_release_DREQ (int nchan) {} -void DMA_schedule(void) {} - void DMA_init(ISABus *bus, int high_page_enable) { } -void DMA_register_channel (int nchan, - DMA_transfer_handler transfer_handler, - void *opaque) -{ -} - static void fw_cfg_boot_set(void *opaque, const char *boot_device, Error **errp) { diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c index 371f5bc..add1e75 100644 --- a/hw/sparc64/sun4u.c +++ b/hw/sparc64/sun4u.c @@ -99,32 +99,10 @@ typedef struct EbusState { MemoryRegion bar1; } EbusState; -int DMA_get_channel_mode (int nchan) -{ - return 0; -} -int DMA_read_memory (int nchan, void *buf, int pos, int size) -{ - return 0; -} -int DMA_write_memory (int nchan, void *buf, int pos, int size) -{ - return 0; -} -void DMA_hold_DREQ (int nchan) {} -void DMA_release_DREQ (int nchan) {} -void DMA_schedule(void) {} - void DMA_init(ISABus *bus, int high_page_enable) { } -void DMA_register_channel (int nchan, - DMA_transfer_handler transfer_handler, - void *opaque) -{ -} - static void fw_cfg_boot_set(void *opaque, const char *boot_device, Error **errp) { diff --git a/include/hw/isa/isa.h b/include/hw/isa/isa.h index 8de439c..0bbe21c 100644 --- a/include/hw/isa/isa.h +++ b/include/hw/isa/isa.h @@ -144,15 +144,6 @@ static inline ISABus *isa_bus_from_device(ISADevice *d) return ISA_BUS(qdev_get_parent_bus(DEVICE(d))); } -/* dma.c */ -int DMA_get_channel_mode (int nchan); -int DMA_read_memory (int nchan, void *buf, int pos, int size); -int DMA_write_memory (int nchan, void *buf, int pos, int size); -void DMA_hold_DREQ (int nchan); -void DMA_release_DREQ (int nchan); -void DMA_schedule(void); +/* i8257.c */ void DMA_init(ISABus *bus, int high_page_enable); -void DMA_register_channel (int nchan, - DMA_transfer_handler transfer_handler, - void *opaque); #endif |