959f85f8a3
This cleans up quite a lot of the PCI mess that we currently have, and attempts to consolidate the duplication in the SH7780 and SH7751 PCI controllers. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
135 lines
7.9 KiB
C
135 lines
7.9 KiB
C
/*
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* Low-Level PCI Support for SH7751 targets
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*
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* Dustin McIntire (dustin@sensoria.com) (c) 2001
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* Paul Mundt (lethal@linux-sh.org) (c) 2003
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*
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* May be copied or modified under the terms of the GNU General Public
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* License. See linux/COPYING for more information.
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*
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*/
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#ifndef _PCI_SH7751_H_
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#define _PCI_SH7751_H_
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/* Platform Specific Values */
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#define SH7751_VENDOR_ID 0x1054
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#define SH7751_DEVICE_ID 0x3505
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#define SH7751R_DEVICE_ID 0x350e
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/* SH7751 Specific Values */
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#define SH7751_PCI_CONFIG_BASE 0xFD000000 /* Config space base addr */
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#define SH7751_PCI_CONFIG_SIZE 0x1000000 /* Config space size */
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#define SH7751_PCI_MEMORY_BASE 0xFD000000 /* Memory space base addr */
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#define SH7751_PCI_MEM_SIZE 0x01000000 /* Size of Memory window */
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#define SH7751_PCI_IO_BASE 0xFE240000 /* IO space base address */
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#define SH7751_PCI_IO_SIZE 0x40000 /* Size of IO window */
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#define SH7751_PCIREG_BASE 0xFE200000 /* PCI regs base address */
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#define PCI_REG(n) (SH7751_PCIREG_BASE+ n)
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#define SH7751_PCICONF0 0x0 /* PCI Config Reg 0 */
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#define SH7751_PCICONF0_DEVID 0xFFFF0000 /* Device ID */
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#define SH7751_PCICONF0_VNDID 0x0000FFFF /* Vendor ID */
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#define SH7751_PCICONF1 0x4 /* PCI Config Reg 1 */
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#define SH7751_PCICONF1_DPE 0x80000000 /* Data Parity Error */
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#define SH7751_PCICONF1_SSE 0x40000000 /* System Error Status */
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#define SH7751_PCICONF1_RMA 0x20000000 /* Master Abort */
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#define SH7751_PCICONF1_RTA 0x10000000 /* Target Abort Rx Status */
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#define SH7751_PCICONF1_STA 0x08000000 /* Target Abort Exec Status */
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#define SH7751_PCICONF1_DEV 0x06000000 /* Timing Status */
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#define SH7751_PCICONF1_DPD 0x01000000 /* Data Parity Status */
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#define SH7751_PCICONF1_FBBC 0x00800000 /* Back 2 Back Status */
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#define SH7751_PCICONF1_UDF 0x00400000 /* User Defined Status */
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#define SH7751_PCICONF1_66M 0x00200000 /* 66Mhz Operation Status */
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#define SH7751_PCICONF1_PM 0x00100000 /* Power Management Status */
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#define SH7751_PCICONF1_PBBE 0x00000200 /* Back 2 Back Control */
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#define SH7751_PCICONF1_SER 0x00000100 /* SERR Output Control */
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#define SH7751_PCICONF1_WCC 0x00000080 /* Wait Cycle Control */
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#define SH7751_PCICONF1_PER 0x00000040 /* Parity Error Response */
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#define SH7751_PCICONF1_VPS 0x00000020 /* VGA Pallet Snoop */
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#define SH7751_PCICONF1_MWIE 0x00000010 /* Memory Write+Invalidate */
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#define SH7751_PCICONF1_SPC 0x00000008 /* Special Cycle Control */
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#define SH7751_PCICONF1_BUM 0x00000004 /* Bus Master Control */
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#define SH7751_PCICONF1_MES 0x00000002 /* Memory Space Control */
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#define SH7751_PCICONF1_IOS 0x00000001 /* I/O Space Control */
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#define SH7751_PCICONF2 0x8 /* PCI Config Reg 2 */
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#define SH7751_PCICONF2_BCC 0xFF000000 /* Base Class Code */
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#define SH7751_PCICONF2_SCC 0x00FF0000 /* Sub-Class Code */
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#define SH7751_PCICONF2_RLPI 0x0000FF00 /* Programming Interface */
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#define SH7751_PCICONF2_REV 0x000000FF /* Revision ID */
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#define SH7751_PCICONF3 0xC /* PCI Config Reg 3 */
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#define SH7751_PCICONF3_BIST7 0x80000000 /* Bist Supported */
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#define SH7751_PCICONF3_BIST6 0x40000000 /* Bist Executing */
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#define SH7751_PCICONF3_BIST3_0 0x0F000000 /* Bist Passed */
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#define SH7751_PCICONF3_HD7 0x00800000 /* Single Funtion device */
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#define SH7751_PCICONF3_HD6_0 0x007F0000 /* Configuration Layout */
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#define SH7751_PCICONF3_LAT 0x0000FF00 /* Latency Timer */
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#define SH7751_PCICONF3_CLS 0x000000FF /* Cache Line Size */
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#define SH7751_PCICONF4 0x10 /* PCI Config Reg 4 */
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#define SH7751_PCICONF4_BASE 0xFFFFFFFC /* I/O Space Base Addr */
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#define SH7751_PCICONF4_ASI 0x00000001 /* Address Space Type */
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#define SH7751_PCICONF5 0x14 /* PCI Config Reg 5 */
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#define SH7751_PCICONF5_BASE 0xFFFFFFF0 /* Mem Space Base Addr */
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#define SH7751_PCICONF5_LAP 0x00000008 /* Prefetch Enabled */
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#define SH7751_PCICONF5_LAT 0x00000006 /* Local Memory type */
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#define SH7751_PCICONF5_ASI 0x00000001 /* Address Space Type */
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#define SH7751_PCICONF6 0x18 /* PCI Config Reg 6 */
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#define SH7751_PCICONF6_BASE 0xFFFFFFF0 /* Mem Space Base Addr */
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#define SH7751_PCICONF6_LAP 0x00000008 /* Prefetch Enabled */
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#define SH7751_PCICONF6_LAT 0x00000006 /* Local Memory type */
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#define SH7751_PCICONF6_ASI 0x00000001 /* Address Space Type */
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/* PCICONF7 - PCICONF10 are undefined */
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#define SH7751_PCICONF11 0x2C /* PCI Config Reg 11 */
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#define SH7751_PCICONF11_SSID 0xFFFF0000 /* Subsystem ID */
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#define SH7751_PCICONF11_SVID 0x0000FFFF /* Subsystem Vendor ID */
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/* PCICONF12 is undefined */
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#define SH7751_PCICONF13 0x34 /* PCI Config Reg 13 */
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#define SH7751_PCICONF13_CPTR 0x000000FF /* PM function pointer */
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/* PCICONF14 is undefined */
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#define SH7751_PCICONF15 0x3C /* PCI Config Reg 15 */
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#define SH7751_PCICONF15_IPIN 0x000000FF /* Interrupt Pin */
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#define SH7751_PCICONF16 0x40 /* PCI Config Reg 16 */
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#define SH7751_PCICONF16_PMES 0xF8000000 /* PME Support */
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#define SH7751_PCICONF16_D2S 0x04000000 /* D2 Support */
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#define SH7751_PCICONF16_D1S 0x02000000 /* D1 Support */
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#define SH7751_PCICONF16_DSI 0x00200000 /* Bit Device Init. */
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#define SH7751_PCICONF16_PMCK 0x00080000 /* Clock for PME req. */
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#define SH7751_PCICONF16_VER 0x00070000 /* PM Version */
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#define SH7751_PCICONF16_NIP 0x0000FF00 /* Next Item Pointer */
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#define SH7751_PCICONF16_CID 0x000000FF /* Capability Identifier */
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#define SH7751_PCICONF17 0x44 /* PCI Config Reg 17 */
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#define SH7751_PCICONF17_DATA 0xFF000000 /* Data field for PM */
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#define SH7751_PCICONF17_PMES 0x00800000 /* PME Status */
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#define SH7751_PCICONF17_DSCL 0x00600000 /* Data Scaling Value */
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#define SH7751_PCICONF17_DSEL 0x001E0000 /* Data Select */
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#define SH7751_PCICONF17_PMEN 0x00010000 /* PME Enable */
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#define SH7751_PCICONF17_PWST 0x00000003 /* Power State */
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/* SH7715 Internal PCI Registers */
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/* Memory Control Registers */
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#define SH7751_BCR1 0xFF800000 /* Memory BCR1 Register */
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#define SH7751_BCR2 0xFF800004 /* Memory BCR2 Register */
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#define SH7751_BCR3 0xFF800050 /* Memory BCR3 Register */
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#define SH7751_BCR4 0xFE0A00F0 /* Memory BCR4 Register */
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#define SH7751_WCR1 0xFF800008 /* Wait Control 1 Register */
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#define SH7751_WCR2 0xFF80000C /* Wait Control 2 Register */
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#define SH7751_WCR3 0xFF800010 /* Wait Control 3 Register */
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#define SH7751_MCR 0xFF800014 /* Memory Control Register */
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/* General Memory Config Addresses */
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#define SH7751_CS0_BASE_ADDR 0x0
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#define SH7751_MEM_REGION_SIZE 0x04000000
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#define SH7751_CS1_BASE_ADDR (SH7751_CS0_BASE_ADDR + SH7751_MEM_REGION_SIZE)
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#define SH7751_CS2_BASE_ADDR (SH7751_CS1_BASE_ADDR + SH7751_MEM_REGION_SIZE)
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#define SH7751_CS3_BASE_ADDR (SH7751_CS2_BASE_ADDR + SH7751_MEM_REGION_SIZE)
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#define SH7751_CS4_BASE_ADDR (SH7751_CS3_BASE_ADDR + SH7751_MEM_REGION_SIZE)
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#define SH7751_CS5_BASE_ADDR (SH7751_CS4_BASE_ADDR + SH7751_MEM_REGION_SIZE)
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#define SH7751_CS6_BASE_ADDR (SH7751_CS5_BASE_ADDR + SH7751_MEM_REGION_SIZE)
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struct sh4_pci_address_map;
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/* arch/sh/drivers/pci/pci-sh7751.c */
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int sh7751_pcic_init(struct sh4_pci_address_map *map);
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#endif /* _PCI_SH7751_H_ */
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