diff options
Diffstat (limited to 'include/hw/scsi/esp.h')
| -rw-r--r-- | include/hw/scsi/esp.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/hw/scsi/esp.h b/include/hw/scsi/esp.h index 533d856..3526bad 100644 --- a/include/hw/scsi/esp.h +++ b/include/hw/scsi/esp.h @@ -14,7 +14,11 @@ typedef void (*ESPDMAMemoryReadWriteFunc)(void *opaque, uint8_t *buf, int len); #define ESP_FIFO_SZ 16 #define ESP_CMDFIFO_SZ 32 -typedef struct ESPState ESPState; +enum ESPASCMode { + ESP_ASC_MODE_DIS = 0, /* Disconnected */ + ESP_ASC_MODE_INI = 1, /* Initiator */ + ESP_ASC_MODE_TGT = 2 /* Target */ +}; #define TYPE_ESP "esp" OBJECT_DECLARE_SIMPLE_TYPE(ESPState, ESP) @@ -40,6 +44,7 @@ struct ESPState { uint8_t cmdfifo_cdb_offset; uint8_t lun; uint32_t do_cmd; + uint8_t asc_mode; bool data_ready; int dma_enabled; @@ -106,6 +111,13 @@ struct SysBusESPState { #define CMD_DMA 0x80 #define CMD_CMD 0x7f +#define CMD_GRP_MASK 0x70 + +#define CMD_GRP_MISC 0x00 +#define CMD_GRP_INIT 0x01 +#define CMD_GRP_TRGT 0x02 +#define CMD_GRP_DISC 0x04 + #define CMD_NOP 0x00 #define CMD_FLUSH 0x01 #define CMD_RESET 0x02 @@ -140,6 +152,7 @@ struct SysBusESPState { #define INTR_FC 0x08 #define INTR_BS 0x10 #define INTR_DC 0x20 +#define INTR_IL 0x40 #define INTR_RST 0x80 #define SEQ_0 0x0 |