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/* * $Id: pmc551.h,v 1.6 2005/11/07 11:14:55 gleixner Exp $ * * PMC551 PCI Mezzanine Ram Device * * Author: * Mark Ferrell * Copyright 1999,2000 Nortel Networks * * License: * As part of this driver was derrived from the slram.c driver it falls * under the same license, which is GNU General Public License v2 */ #ifndef __MTD_PMC551_H__ #define __MTD_PMC551_H__ #include <linux/mtd/mtd.h> #define PMC551_VERSION "$Id: pmc551.h,v 1.6 2005/11/07 11:14:55 gleixner Exp $\n"\ "Ramix PMC551 PCI Mezzanine Ram Driver. (C) 1999,2000 Nortel Networks.\n" /* * Our personal and private information */ struct mypriv { struct pci_dev *dev; u_char *start; u32 base_map0; u32 curr_map0; u32 asize; struct mtd_info *nextpmc551; }; /* * Function Prototypes */ static int pmc551_erase(struct mtd_info *, struct erase_info *); static void pmc551_unpoint(struct mtd_info *, u_char *, loff_t, size_t); static int pmc551_point (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char **mtdbuf); static int pmc551_read(struct mtd_info *, loff_t, size_t, size_t *, u_char *); static int pmc551_write(struct mtd_info *, loff_t, size_t, size_t *, const u_char *); /* * Define the PCI ID's if the kernel doesn't define them for us */ #ifndef PCI_VENDOR_ID_V3_SEMI #define PCI_VENDOR_ID_V3_SEMI 0x11b0 #endif #ifndef PCI_DEVICE_ID_V3_SEMI_V370PDC #define PCI_DEVICE_ID_V3_SEMI_V370PDC 0x0200 #endif #define PMC551_PCI_MEM_MAP0 0x50 #define PMC551_PCI_MEM_MAP1 0x54 #define PMC551_PCI_MEM_MAP_MAP_ADDR_MASK 0x3ff00000 #define PMC551_PCI_MEM_MAP_APERTURE_MASK 0x000000f0 #define PMC551_PCI_MEM_MAP_REG_EN 0x00000002 #define PMC551_PCI_MEM_MAP_ENABLE 0x00000001 #define PMC551_SDRAM_MA 0x60 #define PMC551_SDRAM_CMD 0x62 #define PMC551_DRAM_CFG 0x64 #define PMC551_SYS_CTRL_REG 0x78 #define PMC551_DRAM_BLK0 0x68 #define PMC551_DRAM_BLK1 0x6c #define PMC551_DRAM_BLK2 0x70 #define PMC551_DRAM_BLK3 0x74 #define PMC551_DRAM_BLK_GET_SIZE(x) (524288<<((x>>4)&0x0f)) #define PMC551_DRAM_BLK_SET_COL_MUX(x,v) (((x) & ~0x00007000) | (((v) & 0x7) << 12)) #define PMC551_DRAM_BLK_SET_ROW_MUX(x,v) (((x) & ~0x00000f00) | (((v) & 0xf) << 8)) #endif /* __MTD_PMC551_H__ */