diff options
author | 2016-06-03 03:33:22 +0000 | |
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committer | 2016-06-03 03:33:23 +0000 | |
commit | da27230f80795d0028333713f036d44c53cb0e68 (patch) | |
tree | b3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/hw/misc/macio/mac_dbdma.c | |
parent | 0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff) | |
parent | 437fd90c0250dee670290f9b714253671a990160 (diff) |
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/hw/misc/macio/mac_dbdma.c')
-rw-r--r-- | qemu/hw/misc/macio/mac_dbdma.c | 78 |
1 files changed, 65 insertions, 13 deletions
diff --git a/qemu/hw/misc/macio/mac_dbdma.c b/qemu/hw/misc/macio/mac_dbdma.c index b25e8511b..6051f17db 100644 --- a/qemu/hw/misc/macio/mac_dbdma.c +++ b/qemu/hw/misc/macio/mac_dbdma.c @@ -36,6 +36,7 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ +#include "qemu/osdep.h" #include "hw/hw.h" #include "hw/isa/isa.h" #include "hw/ppc/mac_dbdma.h" @@ -556,12 +557,13 @@ void DBDMA_register_channel(void *dbdma, int nchan, qemu_irq irq, DBDMA_DPRINTF("DBDMA_register_channel 0x%x\n", nchan); + assert(rw); + assert(flush); + ch->irq = irq; - ch->channel = nchan; ch->rw = rw; ch->flush = flush; ch->io.opaque = opaque; - ch->io.channel = ch; } static void @@ -590,10 +592,11 @@ dbdma_control_write(DBDMA_channel *ch) if ((ch->regs[DBDMA_STATUS] & RUN) && !(status & RUN)) { /* RUN is cleared */ status &= ~(ACTIVE|DEAD); - if ((status & FLUSH) && ch->flush) { - ch->flush(&ch->io); - status &= ~FLUSH; - } + } + + if ((status & FLUSH) && ch->flush) { + ch->flush(&ch->io); + status &= ~FLUSH; } DBDMA_DPRINTF(" status 0x%08x\n", status); @@ -603,9 +606,6 @@ dbdma_control_write(DBDMA_channel *ch) if (status & ACTIVE) { DBDMA_kick(dbdma_from_ch(ch)); } - if ((status & FLUSH) && ch->flush) { - ch->flush(&ch->io); - } } static void dbdma_write(void *opaque, hwaddr addr, @@ -715,20 +715,52 @@ static const MemoryRegionOps dbdma_ops = { }, }; -static const VMStateDescription vmstate_dbdma_channel = { - .name = "dbdma_channel", +static const VMStateDescription vmstate_dbdma_io = { + .name = "dbdma_io", + .version_id = 0, + .minimum_version_id = 0, + .fields = (VMStateField[]) { + VMSTATE_UINT64(addr, struct DBDMA_io), + VMSTATE_INT32(len, struct DBDMA_io), + VMSTATE_INT32(is_last, struct DBDMA_io), + VMSTATE_INT32(is_dma_out, struct DBDMA_io), + VMSTATE_BOOL(processing, struct DBDMA_io), + VMSTATE_END_OF_LIST() + } +}; + +static const VMStateDescription vmstate_dbdma_cmd = { + .name = "dbdma_cmd", .version_id = 0, .minimum_version_id = 0, .fields = (VMStateField[]) { + VMSTATE_UINT16(req_count, dbdma_cmd), + VMSTATE_UINT16(command, dbdma_cmd), + VMSTATE_UINT32(phy_addr, dbdma_cmd), + VMSTATE_UINT32(cmd_dep, dbdma_cmd), + VMSTATE_UINT16(res_count, dbdma_cmd), + VMSTATE_UINT16(xfer_status, dbdma_cmd), + VMSTATE_END_OF_LIST() + } +}; + +static const VMStateDescription vmstate_dbdma_channel = { + .name = "dbdma_channel", + .version_id = 1, + .minimum_version_id = 1, + .fields = (VMStateField[]) { VMSTATE_UINT32_ARRAY(regs, struct DBDMA_channel, DBDMA_REGS), + VMSTATE_STRUCT(io, struct DBDMA_channel, 0, vmstate_dbdma_io, DBDMA_io), + VMSTATE_STRUCT(current, struct DBDMA_channel, 0, vmstate_dbdma_cmd, + dbdma_cmd), VMSTATE_END_OF_LIST() } }; static const VMStateDescription vmstate_dbdma = { .name = "dbdma", - .version_id = 2, - .minimum_version_id = 2, + .version_id = 3, + .minimum_version_id = 3, .fields = (VMStateField[]) { VMSTATE_STRUCT_ARRAY(channels, DBDMAState, DBDMA_CHANNELS, 1, vmstate_dbdma_channel, DBDMA_channel), @@ -745,6 +777,20 @@ static void dbdma_reset(void *opaque) memset(s->channels[i].regs, 0, DBDMA_SIZE); } +static void dbdma_unassigned_rw(DBDMA_io *io) +{ + DBDMA_channel *ch = io->channel; + qemu_log_mask(LOG_GUEST_ERROR, "%s: use of unassigned channel %d\n", + __func__, ch->channel); +} + +static void dbdma_unassigned_flush(DBDMA_io *io) +{ + DBDMA_channel *ch = io->channel; + qemu_log_mask(LOG_GUEST_ERROR, "%s: use of unassigned channel %d\n", + __func__, ch->channel); +} + void* DBDMA_init (MemoryRegion **dbdma_mem) { DBDMAState *s; @@ -754,7 +800,13 @@ void* DBDMA_init (MemoryRegion **dbdma_mem) for (i = 0; i < DBDMA_CHANNELS; i++) { DBDMA_io *io = &s->channels[i].io; + DBDMA_channel *ch = &s->channels[i]; qemu_iovec_init(&io->iov, 1); + + ch->rw = dbdma_unassigned_rw; + ch->flush = dbdma_unassigned_flush; + ch->channel = i; + ch->io.channel = ch; } memory_region_init_io(&s->mem, NULL, &dbdma_ops, s, "dbdma", 0x1000); |