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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/isa/i8257.h
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (diff)
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/include/hw/isa/i8257.h')
-rw-r--r--qemu/include/hw/isa/i8257.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/qemu/include/hw/isa/i8257.h b/qemu/include/hw/isa/i8257.h
new file mode 100644
index 000000000..8c44d3628
--- /dev/null
+++ b/qemu/include/hw/isa/i8257.h
@@ -0,0 +1,42 @@
+#ifndef HW_I8257_H
+#define HW_I8257_H
+
+#define TYPE_I8257 "i8257"
+
+typedef struct I8257Regs {
+ int now[2];
+ uint16_t base[2];
+ uint8_t mode;
+ uint8_t page;
+ uint8_t pageh;
+ uint8_t dack;
+ uint8_t eop;
+ IsaDmaTransferHandler transfer_handler;
+ void *opaque;
+} I8257Regs;
+
+typedef struct I8257State {
+ /* <private> */
+ ISADevice parent_obj;
+
+ /* <public> */
+ int32_t base;
+ int32_t page_base;
+ int32_t pageh_base;
+ int32_t dshift;
+
+ uint8_t status;
+ uint8_t command;
+ uint8_t mask;
+ uint8_t flip_flop;
+ I8257Regs regs[4];
+ MemoryRegion channel_io;
+ MemoryRegion cont_io;
+
+ QEMUBH *dma_bh;
+ bool dma_bh_scheduled;
+ int running;
+} I8257State;
+
+#endif
+