25732ad493
1) workaround a h/w reset issue 2) to improve the determination of FPGA-based h/w in the arch/ia64/sn/kernel/tiocx code. Signed-off-by: Bruce Losure <blosure@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (c) 2005 Silicon Graphics, Inc. All rights reserved.
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*/
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#ifndef _ASM_IA64_SN_TIO_TIOCX_H
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#define _ASM_IA64_SN_TIO_TIOCX_H
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#ifdef __KERNEL__
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struct cx_id_s {
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unsigned int part_num;
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unsigned int mfg_num;
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int nasid;
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};
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struct cx_dev {
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struct cx_id_s cx_id;
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int bt; /* board/blade type */
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void *soft; /* driver specific */
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struct hubdev_info *hubdev;
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struct device dev;
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struct cx_drv *driver;
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};
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struct cx_device_id {
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unsigned int part_num;
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unsigned int mfg_num;
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};
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struct cx_drv {
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char *name;
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const struct cx_device_id *id_table;
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struct device_driver driver;
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int (*probe) (struct cx_dev * dev, const struct cx_device_id * id);
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int (*remove) (struct cx_dev * dev);
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};
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/* create DMA address by stripping AS bits */
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#define TIOCX_DMA_ADDR(a) (uint64_t)((uint64_t)(a) & 0xffffcfffffffffUL)
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#define TIOCX_TO_TIOCX_DMA_ADDR(a) (uint64_t)(((uint64_t)(a) & 0xfffffffff) | \
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((((uint64_t)(a)) & 0xffffc000000000UL) <<2))
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#define TIO_CE_ASIC_PARTNUM 0xce00
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#define TIOCX_CORELET 3
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/* These are taken from tio_mmr_as.h */
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#define TIO_ICE_FRZ_CFG TIO_MMR_ADDR_MOD(0x00000000b0008100UL)
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#define TIO_ICE_PMI_TX_CFG TIO_MMR_ADDR_MOD(0x00000000b000b100UL)
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#define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3 TIO_MMR_ADDR_MOD(0x00000000b000be18UL)
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#define TIO_ICE_PMI_TX_DYN_CREDIT_STAT_CB3_CREDIT_CNT_MASK 0x000000000000000fUL
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#define to_cx_dev(n) container_of(n, struct cx_dev, dev)
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#define to_cx_driver(drv) container_of(drv, struct cx_drv, driver)
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extern struct sn_irq_info *tiocx_irq_alloc(nasid_t, int, int, nasid_t, int);
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extern void tiocx_irq_free(struct sn_irq_info *);
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extern int cx_device_unregister(struct cx_dev *);
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extern int cx_device_register(nasid_t, int, int, struct hubdev_info *, int);
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extern int cx_driver_unregister(struct cx_drv *);
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extern int cx_driver_register(struct cx_drv *);
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extern uint64_t tiocx_dma_addr(uint64_t addr);
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extern uint64_t tiocx_swin_base(int nasid);
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extern void tiocx_mmr_store(int nasid, uint64_t offset, uint64_t value);
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extern uint64_t tiocx_mmr_load(int nasid, uint64_t offset);
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#endif // __KERNEL__
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#endif // _ASM_IA64_SN_TIO_TIOCX__
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