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libqos/ahci: Add ide cmd properties 

Add a structure that defines some properties of various IDE commands.
These will be used to simplify the interface to the libqos AHCI calls,
lessening the redundancy of specifying and respecifying properties of
commands to various helper functions.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Message-id: 1423158090-25580-12-git-send-email-jsnow@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
John Snow 2015-02-05 12:41:22 -05:00 committed by Stefan Hajnoczi
parent 52515766f1
commit 716b64079c
1 changed files with 39 additions and 0 deletions
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39
tests/libqos/ahci.c
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@ -34,6 +34,45 @@
#include "hw/pci/pci_ids.h" #include "hw/pci/pci_ids.h"
#include "hw/pci/pci_regs.h" #include "hw/pci/pci_regs.h"
typedef struct AHCICommandProp {
uint8_t cmd; /* Command Code */
bool data; /* Data transfer command? */
bool pio;
bool dma;
bool lba28;
bool lba48;
bool read;
bool write;
bool atapi;
bool ncq;
uint64_t size; /* Static transfer size, for commands like IDENTIFY. */
uint32_t interrupts; /* Expected interrupts for this command. */
} AHCICommandProp;
AHCICommandProp ahci_command_properties[] = {
{ .cmd = CMD_READ_PIO, .data = true, .pio = true,
.lba28 = true, .read = true },
{ .cmd = CMD_WRITE_PIO, .data = true, .pio = true,
.lba28 = true, .write = true },
{ .cmd = CMD_READ_PIO_EXT, .data = true, .pio = true,
.lba48 = true, .read = true },
{ .cmd = CMD_WRITE_PIO_EXT, .data = true, .pio = true,
.lba48 = true, .write = true },
{ .cmd = CMD_READ_DMA, .data = true, .dma = true,
.lba28 = true, .read = true },
{ .cmd = CMD_WRITE_DMA, .data = true, .dma = true,
.lba28 = true, .write = true },
{ .cmd = CMD_READ_DMA_EXT, .data = true, .dma = true,
.lba48 = true, .read = true },
{ .cmd = CMD_WRITE_DMA_EXT, .data = true, .dma = true,
.lba48 = true, .write = true },
{ .cmd = CMD_IDENTIFY, .data = true, .pio = true,
.size = 512, .read = true },
{ .cmd = CMD_READ_MAX, .lba28 = true },
{ .cmd = CMD_READ_MAX_EXT, .lba48 = true },
{ .cmd = CMD_FLUSH_CACHE, .data = false }
};
/** /**
* Allocate space in the guest using information in the AHCIQState object. * Allocate space in the guest using information in the AHCIQState object.
*/ */