diff options
Diffstat (limited to 'include/hw/scsi/esp.h')
| -rw-r--r-- | include/hw/scsi/esp.h | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/include/hw/scsi/esp.h b/include/hw/scsi/esp.h index d8a6263c13..95088490aa 100644 --- a/include/hw/scsi/esp.h +++ b/include/hw/scsi/esp.h @@ -3,6 +3,7 @@ #include "hw/scsi/scsi.h" #include "hw/sysbus.h" +#include "qemu/fifo8.h" #include "qom/object.h" /* esp.c */ @@ -10,19 +11,17 @@ typedef void (*ESPDMAMemoryReadWriteFunc)(void *opaque, uint8_t *buf, int len); #define ESP_REGS 16 -#define TI_BUFSZ 16 -#define ESP_CMDBUF_SZ 32 +#define ESP_FIFO_SZ 16 +#define ESP_CMDFIFO_SZ 32 typedef struct ESPState ESPState; -enum pdma_origin_id { - PDMA, - TI, - CMD, - ASYNC, -}; +#define TYPE_ESP "esp" +OBJECT_DECLARE_SIMPLE_TYPE(ESPState, ESP) struct ESPState { + DeviceState parent_obj; + uint8_t rregs[ESP_REGS]; uint8_t wregs[ESP_REGS]; qemu_irq irq; @@ -30,24 +29,18 @@ struct ESPState { uint8_t chip_id; bool tchi_written; int32_t ti_size; - uint32_t ti_rptr, ti_wptr; uint32_t status; - uint32_t deferred_status; - bool deferred_complete; uint32_t dma; - uint8_t ti_buf[TI_BUFSZ]; + Fifo8 fifo; SCSIBus bus; SCSIDevice *current_dev; SCSIRequest *current_req; - uint8_t cmdbuf[ESP_CMDBUF_SZ]; - uint32_t cmdlen; + Fifo8 cmdfifo; + uint8_t cmdfifo_cdb_offset; uint32_t do_cmd; - /* The amount of data left in the current DMA transfer. */ - uint32_t dma_left; - /* The size of the current DMA transfer. Zero if no transfer is in - progress. */ - uint32_t dma_counter; + bool data_in_ready; + uint8_t ti_cmd; int dma_enabled; uint32_t async_len; @@ -57,16 +50,22 @@ struct ESPState { ESPDMAMemoryReadWriteFunc dma_memory_write; void *dma_opaque; void (*dma_cb)(ESPState *s); - uint8_t pdma_buf[32]; - int pdma_origin; - uint32_t pdma_len; - uint32_t pdma_start; - uint32_t pdma_cur; void (*pdma_cb)(ESPState *s); + + uint8_t mig_version_id; + + /* Legacy fields for vmstate_esp version < 5 */ + uint32_t mig_dma_left; + uint32_t mig_deferred_status; + bool mig_deferred_complete; + uint32_t mig_ti_rptr, mig_ti_wptr; + uint8_t mig_ti_buf[ESP_FIFO_SZ]; + uint8_t mig_cmdbuf[ESP_CMDFIFO_SZ]; + uint32_t mig_cmdlen; }; -#define TYPE_ESP "esp" -OBJECT_DECLARE_SIMPLE_TYPE(SysBusESPState, ESP) +#define TYPE_SYSBUS_ESP "sysbus-esp" +OBJECT_DECLARE_SIMPLE_TYPE(SysBusESPState, SYSBUS_ESP) struct SysBusESPState { /*< private >*/ @@ -142,6 +141,7 @@ struct SysBusESPState { #define INTR_RST 0x80 #define SEQ_0 0x0 +#define SEQ_MO 0x1 #define SEQ_CD 0x4 #define CFG1_RESREPT 0x40 |