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Release 4.14 arch/powerpc/sysdev/fsl_pci.h

/*
 * MPC85xx/86xx PCI Express structure define
 *
 * Copyright 2007,2011 Freescale Semiconductor, Inc
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 *
 */

#ifdef __KERNEL__
#ifndef __POWERPC_FSL_PCI_H

#define __POWERPC_FSL_PCI_H

struct platform_device;


/* FSL PCI controller BRR1 register */

#define PCI_FSL_BRR1      0xbf8

#define PCI_FSL_BRR1_VER 0xffff


#define PCIE_LTSSM	0x0404		
/* PCIE Link Training and Status */

#define PCIE_LTSSM_L0	0x16		
/* L0 state */

#define PCIE_IP_REV_2_2		0x02080202 
/* PCIE IP block version Rev2.2 */

#define PCIE_IP_REV_3_0		0x02080300 
/* PCIE IP block version Rev3.0 */

#define PIWAR_EN		0x80000000	
/* Enable */

#define PIWAR_PF		0x20000000	
/* prefetch */

#define PIWAR_TGI_LOCAL		0x00f00000	
/* target - local memory */

#define PIWAR_READ_SNOOP	0x00050000

#define PIWAR_WRITE_SNOOP	0x00005000

#define PIWAR_SZ_MASK          0x0000003f


#define PEX_PMCR_PTOMR		0x1

#define PEX_PMCR_EXL2S		0x2


#define PME_DISR_EN_PTOD	0x00008000

#define PME_DISR_EN_ENL23D	0x00002000

#define PME_DISR_EN_EXL23D	0x00001000

/* PCI/PCI Express outbound window reg */

struct pci_outbound_window_regs {
	
__be32	potar;	/* 0x.0 - Outbound translation address register */
	
__be32	potear;	/* 0x.4 - Outbound translation extended address register */
	
__be32	powbar;	/* 0x.8 - Outbound window base address register */
	
u8	res1[4];
	
__be32	powar;	/* 0x.10 - Outbound window attributes register */
	
u8	res2[12];
};

/* PCI/PCI Express inbound window reg */

struct pci_inbound_window_regs {
	
__be32	pitar;	/* 0x.0 - Inbound translation address register */
	
u8	res1[4];
	
__be32	piwbar;	/* 0x.8 - Inbound window base address register */
	
__be32	piwbear;	/* 0x.c - Inbound window base extended address register */
	
__be32	piwar;	/* 0x.10 - Inbound window attributes register */
	
u8	res2[12];
};

/* PCI/PCI Express IO block registers for 85xx/86xx */

struct ccsr_pci {
	
__be32	config_addr;		/* 0x.000 - PCI/PCIE Configuration Address Register */
	
__be32	config_data;		/* 0x.004 - PCI/PCIE Configuration Data Register */
	
__be32	int_ack;		/* 0x.008 - PCI Interrupt Acknowledge Register */
	
__be32	pex_otb_cpl_tor;	/* 0x.00c - PCIE Outbound completion timeout register */
	
__be32	pex_conf_tor;		/* 0x.010 - PCIE configuration timeout register */
	
__be32	pex_config;		/* 0x.014 - PCIE CONFIG Register */
	
__be32	pex_int_status;		/* 0x.018 - PCIE interrupt status */
	
u8	res2[4];
	
__be32	pex_pme_mes_dr;		/* 0x.020 - PCIE PME and message detect register */
	
__be32	pex_pme_mes_disr;	/* 0x.024 - PCIE PME and message disable register */
	
__be32	pex_pme_mes_ier;	/* 0x.028 - PCIE PME and message interrupt enable register */
	
__be32	pex_pmcr;		/* 0x.02c - PCIE power management command register */
	
u8	res3[3016];
	
__be32	block_rev1;	/* 0x.bf8 - PCIE Block Revision register 1 */
	
__be32	block_rev2;	/* 0x.bfc - PCIE Block Revision register 2 */

/* PCI/PCI Express outbound window 0-4
 * Window 0 is the default window and is the only window enabled upon reset.
 * The default outbound register set is used when a transaction misses
 * in all of the other outbound windows.
 */
	
struct pci_outbound_window_regs pow[5];
	
u8	res14[96];
	
struct pci_inbound_window_regs	pmit;	/* 0xd00 - 0xd9c Inbound MSI */
	
u8	res6[96];
/* PCI/PCI Express inbound window 3-0
 * inbound window 1 supports only a 32-bit base address and does not
 * define an inbound window base extended address register.
 */
	
struct pci_inbound_window_regs piw[4];

	
__be32	pex_err_dr;		/* 0x.e00 - PCI/PCIE error detect register */
	
u8	res21[4];
	
__be32	pex_err_en;		/* 0x.e08 - PCI/PCIE error interrupt enable register */
	
u8	res22[4];
	
__be32	pex_err_disr;		/* 0x.e10 - PCI/PCIE error disable register */
	
u8	res23[12];
	
__be32	pex_err_cap_stat;	/* 0x.e20 - PCI/PCIE error capture status register */
	
u8	res24[4];
	
__be32	pex_err_cap_r0;		/* 0x.e28 - PCIE error capture register 0 */
	
__be32	pex_err_cap_r1;		/* 0x.e2c - PCIE error capture register 0 */
	
__be32	pex_err_cap_r2;		/* 0x.e30 - PCIE error capture register 0 */
	
__be32	pex_err_cap_r3;		/* 0x.e34 - PCIE error capture register 0 */
	
u8	res_e38[200];
	
__be32	pdb_stat;		/* 0x.f00 - PCIE Debug Status */
	
u8	res_f04[16];
	
__be32	pex_csr0;		/* 0x.f14 - PEX Control/Status register 0*/

#define PEX_CSR0_LTSSM_MASK	0xFC

#define PEX_CSR0_LTSSM_SHIFT	2

#define PEX_CSR0_LTSSM_L0	0x11
	
__be32	pex_csr1;		/* 0x.f18 - PEX Control/Status register 1*/
	
u8	res_f1c[228];

};

extern int fsl_add_bridge(struct platform_device *pdev, int is_primary);
extern void fsl_pcibios_fixup_bus(struct pci_bus *bus);
extern void fsl_pcibios_fixup_phb(struct pci_controller *phb);
extern int mpc83xx_add_bridge(struct device_node *dev);
u64 fsl_pci_immrbar_base(struct pci_controller *hose);

extern struct device_node *fsl_pci_primary;

#ifdef CONFIG_PCI
void fsl_pci_assign_primary(void);
#else

static inline void fsl_pci_assign_primary(void) {}

Contributors

PersonTokensPropCommitsCommitProp
Scott Wood787.50%150.00%
Jia Hongtao112.50%150.00%
Total8100.00%2100.00%

#endif #ifdef CONFIG_FSL_PCI extern int fsl_pci_mcheck_exception(struct pt_regs *); #else
static inline int fsl_pci_mcheck_exception(struct pt_regs *regs) {return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Jia Hongtao15100.00%1100.00%
Total15100.00%1100.00%

#endif #endif /* __POWERPC_FSL_PCI_H */ #endif /* __KERNEL__ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Roy Zang29462.03%425.00%
Kumar Gala408.44%318.75%
Jia Hongtao377.81%318.75%
Dongsheng Wang306.33%16.25%
Prabhakar Kushwaha285.91%16.25%
Scott Wood245.06%16.25%
Varun Sethi112.32%212.50%
John Rigby102.11%16.25%
Total474100.00%16100.00%
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