diff options
| author |   Don Dugger <n0ano@n0ano.com> | 2016-06-03 03:33:22 +0000 |
|---|---|---|
| committer |   Gerrit Code Review <gerrit@172.30.200.206> | 2016-06-03 03:33:23 +0000 |
| commit | da27230f80795d0028333713f036d44c53cb0e68 (patch) | |
| tree | b3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/include/hw/isa/i8257.h | |
| parent | 0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff) | |
| parent | 437fd90c0250dee670290f9b714253671a990160 (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.h | 42 |
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 + |