[ARM] 4577/1: ITE 8152 PCI bridge support

[linux-2.6-omap-h63xx.git] / include / linux / pci_regs.h

diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h
index 064b1dc71c228d0edfb29dd18da8477ab445235c..423d592c55d5a6827e6b3719b0a7b7e570e2099d 100644 (file)
--- a/include/linux/pci_regs.h
+++ b/include/linux/pci_regs.h
@@ -292,9 +292,11 @@
 #define PCI_MSI_DATA_64                12      /* 16 bits of data for 64-bit devices */
 #define PCI_MSI_MASK_BIT       16      /* Mask bits register */
 
-/* MSI-X registers (these are at offset PCI_MSI_FLAGS) */
-#define PCI_MSIX_FLAGS_QSIZE   0x7FF
-#define PCI_MSIX_FLAGS_ENABLE  (1 << 15)
+/* MSI-X registers (these are at offset PCI_MSIX_FLAGS) */
+#define PCI_MSIX_FLAGS         2
+#define  PCI_MSIX_FLAGS_QSIZE  0x7FF
+#define  PCI_MSIX_FLAGS_ENABLE (1 << 15)
+#define  PCI_MSIX_FLAGS_MASKALL        (1 << 14)
 #define PCI_MSIX_FLAGS_BIRMASK (7 << 0)
 #define PCI_MSIX_FLAGS_BITMASK (1 << 0)
 
@@ -314,7 +316,20 @@
 #define PCI_X_CMD              2       /* Modes & Features */
 #define  PCI_X_CMD_DPERR_E     0x0001  /* Data Parity Error Recovery Enable */
 #define  PCI_X_CMD_ERO         0x0002  /* Enable Relaxed Ordering */
+#define  PCI_X_CMD_READ_512    0x0000  /* 512 byte maximum read byte count */
+#define  PCI_X_CMD_READ_1K     0x0004  /* 1Kbyte maximum read byte count */
+#define  PCI_X_CMD_READ_2K     0x0008  /* 2Kbyte maximum read byte count */
+#define  PCI_X_CMD_READ_4K     0x000c  /* 4Kbyte maximum read byte count */
 #define  PCI_X_CMD_MAX_READ    0x000c  /* Max Memory Read Byte Count */
+                               /* Max # of outstanding split transactions */
+#define  PCI_X_CMD_SPLIT_1     0x0000  /* Max 1 */
+#define  PCI_X_CMD_SPLIT_2     0x0010  /* Max 2 */
+#define  PCI_X_CMD_SPLIT_3     0x0020  /* Max 3 */
+#define  PCI_X_CMD_SPLIT_4     0x0030  /* Max 4 */
+#define  PCI_X_CMD_SPLIT_8     0x0040  /* Max 8 */
+#define  PCI_X_CMD_SPLIT_12    0x0050  /* Max 12 */
+#define  PCI_X_CMD_SPLIT_16    0x0060  /* Max 16 */
+#define  PCI_X_CMD_SPLIT_32    0x0070  /* Max 32 */
 #define  PCI_X_CMD_MAX_SPLIT   0x0070  /* Max Outstanding Split Transactions */
 #define  PCI_X_CMD_VERSION(x)  (((x) >> 12) & 3) /* Version */
 #define PCI_X_STATUS           4       /* PCI-X capabilities */
@@ -475,15 +490,32 @@
 #define PCI_PWR_CAP            12      /* Capability */
 #define  PCI_PWR_CAP_BUDGET(x) ((x) & 1)       /* Included in system budget */
 
-/* Hypertransport sub capability types */
+/*
+ * Hypertransport sub capability types
+ *
+ * Unfortunately there are both 3 bit and 5 bit capability types defined
+ * in the HT spec, catering for that is a little messy. You probably don't
+ * want to use these directly, just use pci_find_ht_capability() and it
+ * will do the right thing for you.
+ */
+#define HT_3BIT_CAP_MASK       0xE0
 #define HT_CAPTYPE_SLAVE       0x00    /* Slave/Primary link configuration */
 #define HT_CAPTYPE_HOST                0x20    /* Host/Secondary link configuration */
+
+#define HT_5BIT_CAP_MASK       0xF8
 #define HT_CAPTYPE_IRQ         0x80    /* IRQ Configuration */
 #define HT_CAPTYPE_REMAPPING_40        0xA0    /* 40 bit address remapping */
 #define HT_CAPTYPE_REMAPPING_64 0xA2   /* 64 bit address remapping */
 #define HT_CAPTYPE_UNITID_CLUMP        0x90    /* Unit ID clumping */
 #define HT_CAPTYPE_EXTCONF     0x98    /* Extended Configuration Space Access */
 #define HT_CAPTYPE_MSI_MAPPING 0xA8    /* MSI Mapping Capability */
+#define  HT_MSI_FLAGS          0x02            /* Offset to flags */
+#define  HT_MSI_FLAGS_ENABLE   0x1             /* Mapping enable */
+#define  HT_MSI_FLAGS_FIXED    0x2             /* Fixed mapping only */
+#define  HT_MSI_FIXED_ADDR     0x00000000FEE00000ULL   /* Fixed addr */
+#define  HT_MSI_ADDR_LO                0x04            /* Offset to low addr bits */
+#define  HT_MSI_ADDR_LO_MASK   0xFFF00000      /* Low address bit mask */
+#define  HT_MSI_ADDR_HI                0x08            /* Offset to high addr bits */
 #define HT_CAPTYPE_DIRECT_ROUTE        0xB0    /* Direct routing configuration */
 #define HT_CAPTYPE_VCSET       0xB8    /* Virtual Channel configuration */
 #define HT_CAPTYPE_ERROR_RETRY 0xC0    /* Retry on error configuration */