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[PULL,v2,30/65] libqos/ahci: Add ide cmd properties

Message ID 1424101590-7627-31-git-send-email-stefanha@redhat.com
State New
Headers show

Commit Message

Stefan Hajnoczi Feb. 16, 2015, 3:45 p.m. UTC 
From: John Snow <jsnow@redhat.com>

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>
---
 tests/libqos/ahci.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
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Patch

diff --git a/tests/libqos/ahci.c b/tests/libqos/ahci.c
index 1294f80..148aa1b 100644
--- a/tests/libqos/ahci.c
+++ b/tests/libqos/ahci.c
@@ -34,6 +34,45 @@ 
 #include "hw/pci/pci_ids.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.
  */