arch/mips/include/asm/netlogic/xlp-hal/xlp.h

   1 /*
   2  * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
   3  * reserved.
   4  *
   5  * This software is available to you under a choice of one of two
   6  * licenses.  You may choose to be licensed under the terms of the GNU
   7  * General Public License (GPL) Version 2, available from the file
   8  * COPYING in the main directory of this source tree, or the NetLogic
   9  * license below:
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  *
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in
  19  *    the documentation and/or other materials provided with the
  20  *    distribution.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
  23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  29  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  30  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  31  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  32  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 #ifndef _NLM_HAL_XLP_H
  36 #define _NLM_HAL_XLP_H
  37
  38 #define PIC_UART_0_IRQ                  17
  39 #define PIC_UART_1_IRQ                  18
  40
  41 #define PIC_PCIE_LINK_LEGACY_IRQ_BASE   19
  42 #define PIC_PCIE_LINK_LEGACY_IRQ(i)     (19 + (i))
  43
  44 #define PIC_EHCI_0_IRQ                  23
  45 #define PIC_EHCI_1_IRQ                  24
  46 #define PIC_OHCI_0_IRQ                  25
  47 #define PIC_OHCI_1_IRQ                  26
  48 #define PIC_OHCI_2_IRQ                  27
  49 #define PIC_OHCI_3_IRQ                  28
  50 #define PIC_2XX_XHCI_0_IRQ              23
  51 #define PIC_2XX_XHCI_1_IRQ              24
  52 #define PIC_2XX_XHCI_2_IRQ              25
  53
  54 #define PIC_MMC_IRQ                     29
  55 #define PIC_I2C_0_IRQ                   30
  56 #define PIC_I2C_1_IRQ                   31
  57 #define PIC_I2C_2_IRQ                   32
  58 #define PIC_I2C_3_IRQ                   33
  59
  60 #define PIC_PCIE_LINK_MSI_IRQ_BASE      44      /* 44 - 47 MSI IRQ */
  61 #define PIC_PCIE_LINK_MSI_IRQ(i)        (44 + (i))
  62
  63 /* MSI-X with second link-level dispatch */
  64 #define PIC_PCIE_MSIX_IRQ_BASE          48      /* 48 - 51 MSI-X IRQ */
  65 #define PIC_PCIE_MSIX_IRQ(i)            (48 + (i))
  66
  67 #define NLM_MSIX_VEC_BASE               96      /* 96 - 127 - MSIX mapped */
  68 #define NLM_MSI_VEC_BASE                128     /* 128 -255 - MSI mapped */
  69
  70 #define NLM_PIC_INDIRECT_VEC_BASE       512
  71 #define NLM_GPIO_VEC_BASE               768
  72
  73 #define PIC_IRQ_BASE                    8
  74 #define PIC_IRT_FIRST_IRQ               PIC_IRQ_BASE
  75 #define PIC_IRT_LAST_IRQ                63
  76
  77 #ifndef __ASSEMBLY__
  78
  79 /* SMP support functions */
  80 void xlp_boot_core0_siblings(void);
  81 void xlp_wakeup_secondary_cpus(void);
  82
  83 void xlp_mmu_init(void);
  84 void nlm_hal_init(void);
  85 int xlp_get_dram_map(int n, uint64_t *dram_map);
  86
  87 struct pci_dev;
  88 int xlp_socdev_to_node(const struct pci_dev *dev);
  89
  90 /* Device tree related */
  91 void xlp_early_init_devtree(void);
  92 void *xlp_dt_init(void *fdtp);
  93
  94 static inline int cpu_is_xlpii(void)
  95 {
  96         int chip = read_c0_prid() & 0xff00;
  97
  98         return chip == PRID_IMP_NETLOGIC_XLP2XX ||
  99                 chip == PRID_IMP_NETLOGIC_XLP9XX;
 100 }
 101
 102 static inline int cpu_is_xlp9xx(void)
 103 {
 104         int chip = read_c0_prid() & 0xff00;
 105
 106         return chip == PRID_IMP_NETLOGIC_XLP9XX;
 107 }
 108 #endif /* !__ASSEMBLY__ */
 109 #endif /* _ASM_NLM_XLP_H */