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/*
* include/asm-mips/txx9/tx4927pcic.h
* TX4927 PCI controller definitions.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef __ASM_TXX9_TX4927PCIC_H
#define __ASM_TXX9_TX4927PCIC_H
#include <linux/pci.h>
struct tx4927_pcic_reg {
u32 pciid;
u32 pcistatus;
u32 pciccrev;
u32 pcicfg1;
u32 p2gm0plbase; /* +10 */
u32 p2gm0pubase;
u32 p2gm1plbase;
u32 p2gm1pubase;
u32 p2gm2pbase; /* +20 */
u32 p2giopbase;
u32 unused0;
u32 pcisid;
u32 unused1; /* +30 */
u32 pcicapptr;
u32 unused2;
u32 pcicfg2;
u32 g2ptocnt; /* +40 */
u32 unused3[15];
u32 g2pstatus; /* +80 */
u32 g2pmask;
u32 pcisstatus;
u32 pcimask;
u32 p2gcfg; /* +90 */
u32 p2gstatus;
u32 p2gmask;
u32 p2gccmd;
u32 unused4[24]; /* +a0 */
u32 pbareqport; /* +100 */
u32 pbacfg;
u32 pbastatus;
u32 pbamask;
u32 pbabm; /* +110 */
u32 pbacreq;
u32 pbacgnt;
u32 pbacstate;
u64 g2pmgbase[3]; /* +120 */
u64 g2piogbase;
u32 g2pmmask[3]; /* +140 */
u32 g2piomask;
u64 g2pmpbase[3]; /* +150 */
u64 g2piopbase;
u32 pciccfg; /* +170 */
u32 pcicstatus;
u32 pcicmask;
u32 unused5;
u64 p2gmgbase[3]; /* +180 */
u64 p2giogbase;
u32 g2pcfgadrs; /* +1a0 */
u32 g2pcfgdata;
u32 unused6[8];
u32 g2pintack;
u32 g2pspc;
u32 unused7[12]; /* +1d0 */
u64 pdmca; /* +200 */
u64 pdmga;
u64 pdmpa;
u64 pdmctr;
u64 pdmcfg; /* +220 */
u64 pdmsts;
};
/* bits for PCICMD */
/* see PCI_COMMAND_XXX in linux/pci_regs.h */
/* bits for PCISTAT */
/* see PCI_STATUS_XXX in linux/pci_regs.h */
/* bits for IOBA/MBA */
/* see PCI_BASE_ADDRESS_XXX in linux/pci_regs.h */
/* bits for G2PSTATUS/G2PMASK */
#define TX4927_PCIC_G2PSTATUS_ALL 0x00000003
#define TX4927_PCIC_G2PSTATUS_TTOE 0x00000002
#define TX4927_PCIC_G2PSTATUS_RTOE 0x00000001
/* bits for PCIMASK (see also PCI_STATUS_XXX in linux/pci_regs.h */
#define TX4927_PCIC_PCISTATUS_ALL 0x0000f900
/* bits for PBACFG */
#define TX4927_PCIC_PBACFG_FIXPA 0x00000008
#define TX4927_PCIC_PBACFG_RPBA 0x00000004
#define TX4927_PCIC_PBACFG_PBAEN 0x00000002
#define TX4927_PCIC_PBACFG_BMCEN 0x00000001
/* bits for PBASTATUS/PBAMASK */
#define TX4927_PCIC_PBASTATUS_ALL 0x00000001
#define TX4927_PCIC_PBASTATUS_BM 0x00000001
/* bits for G2PMnGBASE */
#define TX4927_PCIC_G2PMnGBASE_BSDIS 0x0000002000000000ULL
#define TX4927_PCIC_G2PMnGBASE_ECHG 0x0000001000000000ULL
/* bits for G2PIOGBASE */
#define TX4927_PCIC_G2PIOGBASE_BSDIS 0x0000002000000000ULL
#define TX4927_PCIC_G2PIOGBASE_ECHG 0x0000001000000000ULL
/* bits for PCICSTATUS/PCICMASK */
#define TX4927_PCIC_PCICSTATUS_ALL 0x000007b8
#define TX4927_PCIC_PCICSTATUS_PME 0x00000400
#define TX4927_PCIC_PCICSTATUS_TLB 0x00000200
#define TX4927_PCIC_PCICSTATUS_NIB 0x00000100
#define TX4927_PCIC_PCICSTATUS_ZIB 0x00000080
#define TX4927_PCIC_PCICSTATUS_PERR 0x00000020
#define TX4927_PCIC_PCICSTATUS_SERR 0x00000010
#define TX4927_PCIC_PCICSTATUS_GBE 0x00000008
#define TX4927_PCIC_PCICSTATUS_IWB 0x00000002
#define TX4927_PCIC_PCICSTATUS_E2PDONE 0x00000001
/* bits for PCICCFG */
#define TX4927_PCIC_PCICCFG_GBWC_MASK 0x0fff0000
#define TX4927_PCIC_PCICCFG_HRST 0x00000800
#define TX4927_PCIC_PCICCFG_SRST 0x00000400
#define TX4927_PCIC_PCICCFG_IRBER 0x00000200
#define TX4927_PCIC_PCICCFG_G2PMEN(ch) (0x00000100>>(ch))
#define TX4927_PCIC_PCICCFG_G2PM0EN 0x00000100
#define TX4927_PCIC_PCICCFG_G2PM1EN 0x00000080
#define TX4927_PCIC_PCICCFG_G2PM2EN 0x00000040
#define TX4927_PCIC_PCICCFG_G2PIOEN 0x00000020
#define TX4927_PCIC_PCICCFG_TCAR 0x00000010
#define TX4927_PCIC_PCICCFG_ICAEN 0x00000008
/* bits for P2GMnGBASE */
#define TX4927_PCIC_P2GMnGBASE_TMEMEN 0x0000004000000000ULL
#define TX4927_PCIC_P2GMnGBASE_TBSDIS 0x0000002000000000ULL
#define TX4927_PCIC_P2GMnGBASE_TECHG 0x0000001000000000ULL
/* bits for P2GIOGBASE */
#define TX4927_PCIC_P2GIOGBASE_TIOEN 0x0000004000000000ULL
#define TX4927_PCIC_P2GIOGBASE_TBSDIS 0x0000002000000000ULL
#define TX4927_PCIC_P2GIOGBASE_TECHG 0x0000001000000000ULL
#define TX4927_PCIC_IDSEL_AD_TO_SLOT(ad) ((ad) - 11)
#define TX4927_PCIC_MAX_DEVNU TX4927_PCIC_IDSEL_AD_TO_SLOT(32)
/* bits for PDMCFG */
#define TX4927_PCIC_PDMCFG_RSTFIFO 0x00200000
#define TX4927_PCIC_PDMCFG_EXFER 0x00100000
#define TX4927_PCIC_PDMCFG_REQDLY_MASK 0x00003800
#define TX4927_PCIC_PDMCFG_REQDLY_NONE (0 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_16 (1 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_32 (2 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_64 (3 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_128 (4 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_256 (5 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_512 (6 << 11)
#define TX4927_PCIC_PDMCFG_REQDLY_1024 (7 << 11)
#define TX4927_PCIC_PDMCFG_ERRIE 0x00000400
#define TX4927_PCIC_PDMCFG_NCCMPIE 0x00000200
#define TX4927_PCIC_PDMCFG_NTCMPIE 0x00000100
#define TX4927_PCIC_PDMCFG_CHNEN 0x00000080
#define TX4927_PCIC_PDMCFG_XFRACT 0x00000040
#define TX4927_PCIC_PDMCFG_BSWAP 0x00000020
#define TX4927_PCIC_PDMCFG_XFRSIZE_MASK 0x0000000c
#define TX4927_PCIC_PDMCFG_XFRSIZE_1DW 0x00000000
#define TX4927_PCIC_PDMCFG_XFRSIZE_1QW 0x00000004
#define TX4927_PCIC_PDMCFG_XFRSIZE_4QW 0x00000008
#define TX4927_PCIC_PDMCFG_XFRDIRC 0x00000002
#define TX4927_PCIC_PDMCFG_CHRST 0x00000001
/* bits for PDMSTS */
#define TX4927_PCIC_PDMSTS_REQCNT_MASK 0x3f000000
#define TX4927_PCIC_PDMSTS_FIFOCNT_MASK 0x00f00000
#define TX4927_PCIC_PDMSTS_FIFOWP_MASK 0x000c0000
#define TX4927_PCIC_PDMSTS_FIFORP_MASK 0x00030000
#define TX4927_PCIC_PDMSTS_ERRINT 0x00000800
#define TX4927_PCIC_PDMSTS_DONEINT 0x00000400
#define TX4927_PCIC_PDMSTS_CHNEN 0x00000200
#define TX4927_PCIC_PDMSTS_XFRACT 0x00000100
#define TX4927_PCIC_PDMSTS_ACCMP 0x00000080
#define TX4927_PCIC_PDMSTS_NCCMP 0x00000040
#define TX4927_PCIC_PDMSTS_NTCMP 0x00000020
#define TX4927_PCIC_PDMSTS_CFGERR 0x00000008
#define TX4927_PCIC_PDMSTS_PCIERR 0x00000004
#define TX4927_PCIC_PDMSTS_CHNERR 0x00000002
#define TX4927_PCIC_PDMSTS_DATAERR 0x00000001
#define TX4927_PCIC_PDMSTS_ALL_CMP 0x000000e0
#define TX4927_PCIC_PDMSTS_ALL_ERR 0x0000000f
struct tx4927_pcic_reg __iomem *get_tx4927_pcicptr(
struct pci_controller *channel);
void __init tx4927_pcic_setup(struct tx4927_pcic_reg __iomem *pcicptr,
struct pci_controller *channel, int extarb);
void tx4927_report_pcic_status(void);
char *tx4927_pcibios_setup(char *str);
#endif /* __ASM_TXX9_TX4927PCIC_H */
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