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- /*
- * Copyright (C) 2000, 2004, 2005 MIPS Technologies, Inc.
- * All rights reserved.
- * Authors: Carsten Langgaard <carstenl@mips.com>
- * Maciej W. Rozycki <macro@mips.com>
- * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- */
- #ifndef _ASM_GT64120_H
- #define _ASM_GT64120_H
- #include <asm/addrspace.h>
- #include <asm/byteorder.h>
- #define MSK(n) ((1 << (n)) - 1)
- /*
- * Register offset addresses
- */
- /* CPU Configuration. */
- #define GT_CPU_OFS 0x000
- #define GT_MULTI_OFS 0x120
- /* CPU Address Decode. */
- #define GT_SCS10LD_OFS 0x008
- #define GT_SCS10HD_OFS 0x010
- #define GT_SCS32LD_OFS 0x018
- #define GT_SCS32HD_OFS 0x020
- #define GT_CS20LD_OFS 0x028
- #define GT_CS20HD_OFS 0x030
- #define GT_CS3BOOTLD_OFS 0x038
- #define GT_CS3BOOTHD_OFS 0x040
- #define GT_PCI0IOLD_OFS 0x048
- #define GT_PCI0IOHD_OFS 0x050
- #define GT_PCI0M0LD_OFS 0x058
- #define GT_PCI0M0HD_OFS 0x060
- #define GT_ISD_OFS 0x068
- #define GT_PCI0M1LD_OFS 0x080
- #define GT_PCI0M1HD_OFS 0x088
- #define GT_PCI1IOLD_OFS 0x090
- #define GT_PCI1IOHD_OFS 0x098
- #define GT_PCI1M0LD_OFS 0x0a0
- #define GT_PCI1M0HD_OFS 0x0a8
- #define GT_PCI1M1LD_OFS 0x0b0
- #define GT_PCI1M1HD_OFS 0x0b8
- #define GT_PCI1M1LD_OFS 0x0b0
- #define GT_PCI1M1HD_OFS 0x0b8
- #define GT_SCS10AR_OFS 0x0d0
- #define GT_SCS32AR_OFS 0x0d8
- #define GT_CS20R_OFS 0x0e0
- #define GT_CS3BOOTR_OFS 0x0e8
- #define GT_PCI0IOREMAP_OFS 0x0f0
- #define GT_PCI0M0REMAP_OFS 0x0f8
- #define GT_PCI0M1REMAP_OFS 0x100
- #define GT_PCI1IOREMAP_OFS 0x108
- #define GT_PCI1M0REMAP_OFS 0x110
- #define GT_PCI1M1REMAP_OFS 0x118
- /* CPU Error Report. */
- #define GT_CPUERR_ADDRLO_OFS 0x070
- #define GT_CPUERR_ADDRHI_OFS 0x078
- #define GT_CPUERR_DATALO_OFS 0x128 /* GT-64120A only */
- #define GT_CPUERR_DATAHI_OFS 0x130 /* GT-64120A only */
- #define GT_CPUERR_PARITY_OFS 0x138 /* GT-64120A only */
- /* CPU Sync Barrier. */
- #define GT_PCI0SYNC_OFS 0x0c0
- #define GT_PCI1SYNC_OFS 0x0c8
- /* SDRAM and Device Address Decode. */
- #define GT_SCS0LD_OFS 0x400
- #define GT_SCS0HD_OFS 0x404
- #define GT_SCS1LD_OFS 0x408
- #define GT_SCS1HD_OFS 0x40c
- #define GT_SCS2LD_OFS 0x410
- #define GT_SCS2HD_OFS 0x414
- #define GT_SCS3LD_OFS 0x418
- #define GT_SCS3HD_OFS 0x41c
- #define GT_CS0LD_OFS 0x420
- #define GT_CS0HD_OFS 0x424
- #define GT_CS1LD_OFS 0x428
- #define GT_CS1HD_OFS 0x42c
- #define GT_CS2LD_OFS 0x430
- #define GT_CS2HD_OFS 0x434
- #define GT_CS3LD_OFS 0x438
- #define GT_CS3HD_OFS 0x43c
- #define GT_BOOTLD_OFS 0x440
- #define GT_BOOTHD_OFS 0x444
- #define GT_ADERR_OFS 0x470
- /* SDRAM Configuration. */
- #define GT_SDRAM_CFG_OFS 0x448
- #define GT_SDRAM_OPMODE_OFS 0x474
- #define GT_SDRAM_BM_OFS 0x478
- #define GT_SDRAM_ADDRDECODE_OFS 0x47c
- /* SDRAM Parameters. */
- #define GT_SDRAM_B0_OFS 0x44c
- #define GT_SDRAM_B1_OFS 0x450
- #define GT_SDRAM_B2_OFS 0x454
- #define GT_SDRAM_B3_OFS 0x458
- /* Device Parameters. */
- #define GT_DEV_B0_OFS 0x45c
- #define GT_DEV_B1_OFS 0x460
- #define GT_DEV_B2_OFS 0x464
- #define GT_DEV_B3_OFS 0x468
- #define GT_DEV_BOOT_OFS 0x46c
- /* ECC. */
- #define GT_ECC_ERRDATALO 0x480 /* GT-64120A only */
- #define GT_ECC_ERRDATAHI 0x484 /* GT-64120A only */
- #define GT_ECC_MEM 0x488 /* GT-64120A only */
- #define GT_ECC_CALC 0x48c /* GT-64120A only */
- #define GT_ECC_ERRADDR 0x490 /* GT-64120A only */
- /* DMA Record. */
- #define GT_DMA0_CNT_OFS 0x800
- #define GT_DMA1_CNT_OFS 0x804
- #define GT_DMA2_CNT_OFS 0x808
- #define GT_DMA3_CNT_OFS 0x80c
- #define GT_DMA0_SA_OFS 0x810
- #define GT_DMA1_SA_OFS 0x814
- #define GT_DMA2_SA_OFS 0x818
- #define GT_DMA3_SA_OFS 0x81c
- #define GT_DMA0_DA_OFS 0x820
- #define GT_DMA1_DA_OFS 0x824
- #define GT_DMA2_DA_OFS 0x828
- #define GT_DMA3_DA_OFS 0x82c
- #define GT_DMA0_NEXT_OFS 0x830
- #define GT_DMA1_NEXT_OFS 0x834
- #define GT_DMA2_NEXT_OFS 0x838
- #define GT_DMA3_NEXT_OFS 0x83c
- #define GT_DMA0_CUR_OFS 0x870
- #define GT_DMA1_CUR_OFS 0x874
- #define GT_DMA2_CUR_OFS 0x878
- #define GT_DMA3_CUR_OFS 0x87c
- /* DMA Channel Control. */
- #define GT_DMA0_CTRL_OFS 0x840
- #define GT_DMA1_CTRL_OFS 0x844
- #define GT_DMA2_CTRL_OFS 0x848
- #define GT_DMA3_CTRL_OFS 0x84c
- /* DMA Arbiter. */
- #define GT_DMA_ARB_OFS 0x860
- /* Timer/Counter. */
- #define GT_TC0_OFS 0x850
- #define GT_TC1_OFS 0x854
- #define GT_TC2_OFS 0x858
- #define GT_TC3_OFS 0x85c
- #define GT_TC_CONTROL_OFS 0x864
- /* PCI Internal. */
- #define GT_PCI0_CMD_OFS 0xc00
- #define GT_PCI0_TOR_OFS 0xc04
- #define GT_PCI0_BS_SCS10_OFS 0xc08
- #define GT_PCI0_BS_SCS32_OFS 0xc0c
- #define GT_PCI0_BS_CS20_OFS 0xc10
- #define GT_PCI0_BS_CS3BT_OFS 0xc14
- #define GT_PCI1_IACK_OFS 0xc30
- #define GT_PCI0_IACK_OFS 0xc34
- #define GT_PCI0_BARE_OFS 0xc3c
- #define GT_PCI0_PREFMBR_OFS 0xc40
- #define GT_PCI0_SCS10_BAR_OFS 0xc48
- #define GT_PCI0_SCS32_BAR_OFS 0xc4c
- #define GT_PCI0_CS20_BAR_OFS 0xc50
- #define GT_PCI0_CS3BT_BAR_OFS 0xc54
- #define GT_PCI0_SSCS10_BAR_OFS 0xc58
- #define GT_PCI0_SSCS32_BAR_OFS 0xc5c
- #define GT_PCI0_SCS3BT_BAR_OFS 0xc64
- #define GT_PCI1_CMD_OFS 0xc80
- #define GT_PCI1_TOR_OFS 0xc84
- #define GT_PCI1_BS_SCS10_OFS 0xc88
- #define GT_PCI1_BS_SCS32_OFS 0xc8c
- #define GT_PCI1_BS_CS20_OFS 0xc90
- #define GT_PCI1_BS_CS3BT_OFS 0xc94
- #define GT_PCI1_BARE_OFS 0xcbc
- #define GT_PCI1_PREFMBR_OFS 0xcc0
- #define GT_PCI1_SCS10_BAR_OFS 0xcc8
- #define GT_PCI1_SCS32_BAR_OFS 0xccc
- #define GT_PCI1_CS20_BAR_OFS 0xcd0
- #define GT_PCI1_CS3BT_BAR_OFS 0xcd4
- #define GT_PCI1_SSCS10_BAR_OFS 0xcd8
- #define GT_PCI1_SSCS32_BAR_OFS 0xcdc
- #define GT_PCI1_SCS3BT_BAR_OFS 0xce4
- #define GT_PCI1_CFGADDR_OFS 0xcf0
- #define GT_PCI1_CFGDATA_OFS 0xcf4
- #define GT_PCI0_CFGADDR_OFS 0xcf8
- #define GT_PCI0_CFGDATA_OFS 0xcfc
- /* Interrupts. */
- #define GT_INTRCAUSE_OFS 0xc18
- #define GT_INTRMASK_OFS 0xc1c
- #define GT_PCI0_ICMASK_OFS 0xc24
- #define GT_PCI0_SERR0MASK_OFS 0xc28
- #define GT_CPU_INTSEL_OFS 0xc70
- #define GT_PCI0_INTSEL_OFS 0xc74
- #define GT_HINTRCAUSE_OFS 0xc98
- #define GT_HINTRMASK_OFS 0xc9c
- #define GT_PCI0_HICMASK_OFS 0xca4
- #define GT_PCI1_SERR1MASK_OFS 0xca8
- /*
- * I2O Support Registers
- */
- #define INBOUND_MESSAGE_REGISTER0_PCI_SIDE 0x010
- #define INBOUND_MESSAGE_REGISTER1_PCI_SIDE 0x014
- #define OUTBOUND_MESSAGE_REGISTER0_PCI_SIDE 0x018
- #define OUTBOUND_MESSAGE_REGISTER1_PCI_SIDE 0x01c
- #define INBOUND_DOORBELL_REGISTER_PCI_SIDE 0x020
- #define INBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE 0x024
- #define INBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE 0x028
- #define OUTBOUND_DOORBELL_REGISTER_PCI_SIDE 0x02c
- #define OUTBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE 0x030
- #define OUTBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE 0x034
- #define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE 0x040
- #define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE 0x044
- #define QUEUE_CONTROL_REGISTER_PCI_SIDE 0x050
- #define QUEUE_BASE_ADDRESS_REGISTER_PCI_SIDE 0x054
- #define INBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE 0x060
- #define INBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE 0x064
- #define INBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE 0x068
- #define INBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE 0x06c
- #define OUTBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE 0x070
- #define OUTBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE 0x074
- #define OUTBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE 0x078
- #define OUTBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE 0x07c
- #define INBOUND_MESSAGE_REGISTER0_CPU_SIDE 0x1c10
- #define INBOUND_MESSAGE_REGISTER1_CPU_SIDE 0x1c14
- #define OUTBOUND_MESSAGE_REGISTER0_CPU_SIDE 0x1c18
- #define OUTBOUND_MESSAGE_REGISTER1_CPU_SIDE 0x1c1c
- #define INBOUND_DOORBELL_REGISTER_CPU_SIDE 0x1c20
- #define INBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE 0x1c24
- #define INBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE 0x1c28
- #define OUTBOUND_DOORBELL_REGISTER_CPU_SIDE 0x1c2c
- #define OUTBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE 0x1c30
- #define OUTBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE 0x1c34
- #define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE 0x1c40
- #define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE 0x1c44
- #define QUEUE_CONTROL_REGISTER_CPU_SIDE 0x1c50
- #define QUEUE_BASE_ADDRESS_REGISTER_CPU_SIDE 0x1c54
- #define INBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c60
- #define INBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c64
- #define INBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c68
- #define INBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c6c
- #define OUTBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c70
- #define OUTBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c74
- #define OUTBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c78
- #define OUTBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c7c
- /*
- * Register encodings
- */
- #define GT_CPU_ENDIAN_SHF 12
- #define GT_CPU_ENDIAN_MSK (MSK(1) << GT_CPU_ENDIAN_SHF)
- #define GT_CPU_ENDIAN_BIT GT_CPU_ENDIAN_MSK
- #define GT_CPU_WR_SHF 16
- #define GT_CPU_WR_MSK (MSK(1) << GT_CPU_WR_SHF)
- #define GT_CPU_WR_BIT GT_CPU_WR_MSK
- #define GT_CPU_WR_DXDXDXDX 0
- #define GT_CPU_WR_DDDD 1
- #define GT_PCI_DCRM_SHF 21
- #define GT_PCI_LD_SHF 0
- #define GT_PCI_LD_MSK (MSK(15) << GT_PCI_LD_SHF)
- #define GT_PCI_HD_SHF 0
- #define GT_PCI_HD_MSK (MSK(7) << GT_PCI_HD_SHF)
- #define GT_PCI_REMAP_SHF 0
- #define GT_PCI_REMAP_MSK (MSK(11) << GT_PCI_REMAP_SHF)
- #define GT_CFGADDR_CFGEN_SHF 31
- #define GT_CFGADDR_CFGEN_MSK (MSK(1) << GT_CFGADDR_CFGEN_SHF)
- #define GT_CFGADDR_CFGEN_BIT GT_CFGADDR_CFGEN_MSK
- #define GT_CFGADDR_BUSNUM_SHF 16
- #define GT_CFGADDR_BUSNUM_MSK (MSK(8) << GT_CFGADDR_BUSNUM_SHF)
- #define GT_CFGADDR_DEVNUM_SHF 11
- #define GT_CFGADDR_DEVNUM_MSK (MSK(5) << GT_CFGADDR_DEVNUM_SHF)
- #define GT_CFGADDR_FUNCNUM_SHF 8
- #define GT_CFGADDR_FUNCNUM_MSK (MSK(3) << GT_CFGADDR_FUNCNUM_SHF)
- #define GT_CFGADDR_REGNUM_SHF 2
- #define GT_CFGADDR_REGNUM_MSK (MSK(6) << GT_CFGADDR_REGNUM_SHF)
- #define GT_SDRAM_BM_ORDER_SHF 2
- #define GT_SDRAM_BM_ORDER_MSK (MSK(1) << GT_SDRAM_BM_ORDER_SHF)
- #define GT_SDRAM_BM_ORDER_BIT GT_SDRAM_BM_ORDER_MSK
- #define GT_SDRAM_BM_ORDER_SUB 1
- #define GT_SDRAM_BM_ORDER_LIN 0
- #define GT_SDRAM_BM_RSVD_ALL1 0xffb
- #define GT_SDRAM_ADDRDECODE_ADDR_SHF 0
- #define GT_SDRAM_ADDRDECODE_ADDR_MSK (MSK(3) << GT_SDRAM_ADDRDECODE_ADDR_SHF)
- #define GT_SDRAM_ADDRDECODE_ADDR_0 0
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