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-rw-r--r--hw/ide/internal.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/hw/ide/internal.h b/hw/ide/internal.h
index 68c7d0d87e..d2c458f579 100644
--- a/hw/ide/internal.h
+++ b/hw/ide/internal.h
@@ -338,6 +338,7 @@ enum ide_dma_cmd {
IDE_DMA_READ,
IDE_DMA_WRITE,
IDE_DMA_TRIM,
+ IDE_DMA_ATAPI,
};
#define ide_cmd_is_read(s) \
@@ -506,13 +507,28 @@ struct IDEDevice {
};
/* These are used for the error_status field of IDEBus */
+#define IDE_RETRY_MASK 0xf8
#define IDE_RETRY_DMA 0x08
#define IDE_RETRY_PIO 0x10
+#define IDE_RETRY_ATAPI 0x20 /* reused IDE_RETRY_READ bit */
#define IDE_RETRY_READ 0x20
#define IDE_RETRY_FLUSH 0x40
#define IDE_RETRY_TRIM 0x80
#define IDE_RETRY_HBA 0x100
+#define IS_IDE_RETRY_DMA(_status) \
+ ((_status) & IDE_RETRY_DMA)
+
+#define IS_IDE_RETRY_PIO(_status) \
+ ((_status) & IDE_RETRY_PIO)
+
+/*
+ * The method of the IDE_RETRY_ATAPI determination is to use a previously
+ * impossible bit combination as a new status value.
+ */
+#define IS_IDE_RETRY_ATAPI(_status) \
+ (((_status) & IDE_RETRY_MASK) == IDE_RETRY_ATAPI)
+
static inline uint8_t ide_dma_cmd_to_retry(uint8_t dma_cmd)
{
switch (dma_cmd) {
@@ -522,6 +538,8 @@ static inline uint8_t ide_dma_cmd_to_retry(uint8_t dma_cmd)
return IDE_RETRY_DMA;
case IDE_DMA_TRIM:
return IDE_RETRY_DMA | IDE_RETRY_TRIM;
+ case IDE_DMA_ATAPI:
+ return IDE_RETRY_ATAPI;
default:
break;
}
@@ -612,4 +630,6 @@ void ide_bus_new(IDEBus *idebus, size_t idebus_size, DeviceState *dev,
int bus_id, int max_units);
IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive);
+int ide_handle_rw_error(IDEState *s, int error, int op);
+
#endif /* HW_IDE_INTERNAL_H */