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authorDon Dugger <n0ano@n0ano.com>2016-06-03 03:33:22 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-06-03 03:33:23 +0000
commitda27230f80795d0028333713f036d44c53cb0e68 (patch)
treeb3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/include/hw/dma
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (diff)
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/include/hw/dma')
-rw-r--r--qemu/include/hw/dma/bcm2835_dma.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/qemu/include/hw/dma/bcm2835_dma.h b/qemu/include/hw/dma/bcm2835_dma.h
new file mode 100644
index 000000000..75312e2e1
--- /dev/null
+++ b/qemu/include/hw/dma/bcm2835_dma.h
@@ -0,0 +1,47 @@
+/*
+ * Raspberry Pi emulation (c) 2012 Gregory Estrade
+ * This code is licensed under the GNU GPLv2 and later.
+ */
+
+#ifndef BCM2835_DMA_H
+#define BCM2835_DMA_H
+
+#include "qemu-common.h"
+#include "exec/address-spaces.h"
+#include "hw/sysbus.h"
+
+typedef struct {
+ uint32_t cs;
+ uint32_t conblk_ad;
+ uint32_t ti;
+ uint32_t source_ad;
+ uint32_t dest_ad;
+ uint32_t txfr_len;
+ uint32_t stride;
+ uint32_t nextconbk;
+ uint32_t debug;
+
+ qemu_irq irq;
+} BCM2835DMAChan;
+
+#define TYPE_BCM2835_DMA "bcm2835-dma"
+#define BCM2835_DMA(obj) \
+ OBJECT_CHECK(BCM2835DMAState, (obj), TYPE_BCM2835_DMA)
+
+#define BCM2835_DMA_NCHANS 16
+
+typedef struct {
+ /*< private >*/
+ SysBusDevice busdev;
+ /*< public >*/
+
+ MemoryRegion iomem0, iomem15;
+ MemoryRegion *dma_mr;
+ AddressSpace dma_as;
+
+ BCM2835DMAChan chan[BCM2835_DMA_NCHANS];
+ uint32_t int_status;
+ uint32_t enable;
+} BCM2835DMAState;
+
+#endif