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@@ -149,3 +149,191 @@
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#define GT_DMA0_NEXT_OFS 0x830
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#define GT_DMA0_NEXT_OFS 0x830
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#define GT_DMA1_NEXT_OFS 0x834
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#define GT_DMA1_NEXT_OFS 0x834
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#define GT_DMA2_NEXT_OFS 0x838
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#define GT_DMA2_NEXT_OFS 0x838
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+#define GT_DMA3_NEXT_OFS 0x83c
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+
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+#define GT_DMA0_CUR_OFS 0x870
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+#define GT_DMA1_CUR_OFS 0x874
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+#define GT_DMA2_CUR_OFS 0x878
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+#define GT_DMA3_CUR_OFS 0x87c
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+
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+/* DMA Channel Control. */
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+#define GT_DMA0_CTRL_OFS 0x840
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+#define GT_DMA1_CTRL_OFS 0x844
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+#define GT_DMA2_CTRL_OFS 0x848
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+#define GT_DMA3_CTRL_OFS 0x84c
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+
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+/* DMA Arbiter. */
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+#define GT_DMA_ARB_OFS 0x860
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+
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+/* Timer/Counter. */
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+#define GT_TC0_OFS 0x850
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+#define GT_TC1_OFS 0x854
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+#define GT_TC2_OFS 0x858
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+#define GT_TC3_OFS 0x85c
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+
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+#define GT_TC_CONTROL_OFS 0x864
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+
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+/* PCI Internal. */
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+#define GT_PCI0_CMD_OFS 0xc00
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+#define GT_PCI0_TOR_OFS 0xc04
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+#define GT_PCI0_BS_SCS10_OFS 0xc08
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+#define GT_PCI0_BS_SCS32_OFS 0xc0c
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+#define GT_PCI0_BS_CS20_OFS 0xc10
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+#define GT_PCI0_BS_CS3BT_OFS 0xc14
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+
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+#define GT_PCI1_IACK_OFS 0xc30
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+#define GT_PCI0_IACK_OFS 0xc34
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+
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+#define GT_PCI0_BARE_OFS 0xc3c
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+#define GT_PCI0_PREFMBR_OFS 0xc40
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+
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+#define GT_PCI0_SCS10_BAR_OFS 0xc48
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+#define GT_PCI0_SCS32_BAR_OFS 0xc4c
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+#define GT_PCI0_CS20_BAR_OFS 0xc50
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+#define GT_PCI0_CS3BT_BAR_OFS 0xc54
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+#define GT_PCI0_SSCS10_BAR_OFS 0xc58
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+#define GT_PCI0_SSCS32_BAR_OFS 0xc5c
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+
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+#define GT_PCI0_SCS3BT_BAR_OFS 0xc64
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+
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+#define GT_PCI1_CMD_OFS 0xc80
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+#define GT_PCI1_TOR_OFS 0xc84
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+#define GT_PCI1_BS_SCS10_OFS 0xc88
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+#define GT_PCI1_BS_SCS32_OFS 0xc8c
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+#define GT_PCI1_BS_CS20_OFS 0xc90
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+#define GT_PCI1_BS_CS3BT_OFS 0xc94
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+
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+#define GT_PCI1_BARE_OFS 0xcbc
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+#define GT_PCI1_PREFMBR_OFS 0xcc0
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+
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+#define GT_PCI1_SCS10_BAR_OFS 0xcc8
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+#define GT_PCI1_SCS32_BAR_OFS 0xccc
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+#define GT_PCI1_CS20_BAR_OFS 0xcd0
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+#define GT_PCI1_CS3BT_BAR_OFS 0xcd4
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+#define GT_PCI1_SSCS10_BAR_OFS 0xcd8
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+#define GT_PCI1_SSCS32_BAR_OFS 0xcdc
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+
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+#define GT_PCI1_SCS3BT_BAR_OFS 0xce4
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+
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+#define GT_PCI1_CFGADDR_OFS 0xcf0
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+#define GT_PCI1_CFGDATA_OFS 0xcf4
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+#define GT_PCI0_CFGADDR_OFS 0xcf8
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+#define GT_PCI0_CFGDATA_OFS 0xcfc
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+
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+/* Interrupts. */
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+#define GT_INTRCAUSE_OFS 0xc18
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+#define GT_INTRMASK_OFS 0xc1c
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+
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+#define GT_PCI0_ICMASK_OFS 0xc24
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+#define GT_PCI0_SERR0MASK_OFS 0xc28
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+
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+#define GT_CPU_INTSEL_OFS 0xc70
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+#define GT_PCI0_INTSEL_OFS 0xc74
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+
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+#define GT_HINTRCAUSE_OFS 0xc98
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+#define GT_HINTRMASK_OFS 0xc9c
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+
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+#define GT_PCI0_HICMASK_OFS 0xca4
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+#define GT_PCI1_SERR1MASK_OFS 0xca8
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+
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+
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+/*
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+ * I2O Support Registers
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+ */
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+#define INBOUND_MESSAGE_REGISTER0_PCI_SIDE 0x010
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+#define INBOUND_MESSAGE_REGISTER1_PCI_SIDE 0x014
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+#define OUTBOUND_MESSAGE_REGISTER0_PCI_SIDE 0x018
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+#define OUTBOUND_MESSAGE_REGISTER1_PCI_SIDE 0x01c
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+#define INBOUND_DOORBELL_REGISTER_PCI_SIDE 0x020
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+#define INBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE 0x024
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+#define INBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE 0x028
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+#define OUTBOUND_DOORBELL_REGISTER_PCI_SIDE 0x02c
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+#define OUTBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE 0x030
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+#define OUTBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE 0x034
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+#define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE 0x040
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+#define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE 0x044
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+#define QUEUE_CONTROL_REGISTER_PCI_SIDE 0x050
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+#define QUEUE_BASE_ADDRESS_REGISTER_PCI_SIDE 0x054
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+#define INBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE 0x060
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+#define INBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE 0x064
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+#define INBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE 0x068
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+#define INBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE 0x06c
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+#define OUTBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE 0x070
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+#define OUTBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE 0x074
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+#define OUTBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE 0x078
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+#define OUTBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE 0x07c
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+
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+#define INBOUND_MESSAGE_REGISTER0_CPU_SIDE 0x1c10
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+#define INBOUND_MESSAGE_REGISTER1_CPU_SIDE 0x1c14
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+#define OUTBOUND_MESSAGE_REGISTER0_CPU_SIDE 0x1c18
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+#define OUTBOUND_MESSAGE_REGISTER1_CPU_SIDE 0x1c1c
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+#define INBOUND_DOORBELL_REGISTER_CPU_SIDE 0x1c20
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+#define INBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE 0x1c24
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+#define INBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE 0x1c28
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+#define OUTBOUND_DOORBELL_REGISTER_CPU_SIDE 0x1c2c
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+#define OUTBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE 0x1c30
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+#define OUTBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE 0x1c34
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+#define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE 0x1c40
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+#define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE 0x1c44
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+#define QUEUE_CONTROL_REGISTER_CPU_SIDE 0x1c50
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+#define QUEUE_BASE_ADDRESS_REGISTER_CPU_SIDE 0x1c54
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+#define INBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c60
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+#define INBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c64
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+#define INBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c68
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+#define INBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c6c
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+#define OUTBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c70
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+#define OUTBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c74
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+#define OUTBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c78
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+#define OUTBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c7c
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+
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+/*
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+ * Register encodings
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+ */
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+#define GT_CPU_ENDIAN_SHF 12
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+#define GT_CPU_ENDIAN_MSK (MSK(1) << GT_CPU_ENDIAN_SHF)
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+#define GT_CPU_ENDIAN_BIT GT_CPU_ENDIAN_MSK
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+#define GT_CPU_WR_SHF 16
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+#define GT_CPU_WR_MSK (MSK(1) << GT_CPU_WR_SHF)
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+#define GT_CPU_WR_BIT GT_CPU_WR_MSK
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+#define GT_CPU_WR_DXDXDXDX 0
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+#define GT_CPU_WR_DDDD 1
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+
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+
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+#define GT_PCI_DCRM_SHF 21
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+#define GT_PCI_LD_SHF 0
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+#define GT_PCI_LD_MSK (MSK(15) << GT_PCI_LD_SHF)
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+#define GT_PCI_HD_SHF 0
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+#define GT_PCI_HD_MSK (MSK(7) << GT_PCI_HD_SHF)
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+#define GT_PCI_REMAP_SHF 0
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+#define GT_PCI_REMAP_MSK (MSK(11) << GT_PCI_REMAP_SHF)
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+
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+
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+#define GT_CFGADDR_CFGEN_SHF 31
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+#define GT_CFGADDR_CFGEN_MSK (MSK(1) << GT_CFGADDR_CFGEN_SHF)
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+#define GT_CFGADDR_CFGEN_BIT GT_CFGADDR_CFGEN_MSK
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+
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+#define GT_CFGADDR_BUSNUM_SHF 16
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+#define GT_CFGADDR_BUSNUM_MSK (MSK(8) << GT_CFGADDR_BUSNUM_SHF)
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+
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+#define GT_CFGADDR_DEVNUM_SHF 11
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+#define GT_CFGADDR_DEVNUM_MSK (MSK(5) << GT_CFGADDR_DEVNUM_SHF)
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+
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+#define GT_CFGADDR_FUNCNUM_SHF 8
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+#define GT_CFGADDR_FUNCNUM_MSK (MSK(3) << GT_CFGADDR_FUNCNUM_SHF)
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+
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+#define GT_CFGADDR_REGNUM_SHF 2
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+#define GT_CFGADDR_REGNUM_MSK (MSK(6) << GT_CFGADDR_REGNUM_SHF)
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+
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+
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+#define GT_SDRAM_BM_ORDER_SHF 2
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+#define GT_SDRAM_BM_ORDER_MSK (MSK(1) << GT_SDRAM_BM_ORDER_SHF)
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+#define GT_SDRAM_BM_ORDER_BIT GT_SDRAM_BM_ORDER_MSK
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+#define GT_SDRAM_BM_ORDER_SUB 1
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+#define GT_SDRAM_BM_ORDER_LIN 0
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+
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+#define GT_SDRAM_BM_RSVD_ALL1 0xffb
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+
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+
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+#define GT_SDRAM_ADDRDECODE_ADDR_SHF 0
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+#define GT_SDRAM_ADDRDECODE_ADDR_MSK (MSK(3) << GT_SDRAM_ADDRDECODE_ADDR_SHF)
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+#define GT_SDRAM_ADDRDECODE_ADDR_0 0
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