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Rev 2927 Rev 3674
Line 42... Line 42...
42 
#include <panic.h>
 42 
#include <panic.h>
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#include <debug.h>
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#include <debug.h>
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#include <macros.h>
 44 
#include <macros.h>
45 
 
 45 
 
46 
/** Apply EBUS ranges to EBUS register. */
 46 
/** Apply EBUS ranges to EBUS register. */
- 
 
 47 
bool
47 
bool ofw_ebus_apply_ranges(ofw_tree_node_t *node, ofw_ebus_reg_t *reg, uintptr_t *pa)
 48 
ofw_ebus_apply_ranges(ofw_tree_node_t *node, ofw_ebus_reg_t *reg, uintptr_t *pa)
48 
{
 49 
{
49 
    ofw_tree_property_t *prop;
 50 
    ofw_tree_property_t *prop;
50 
    ofw_ebus_range_t *range;
 51 
    ofw_ebus_range_t *range;
51 
    count_t ranges;
 52 
    count_t ranges;
52 
 
 53 
 
Line 60... Line 61...
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    unsigned int i;
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    unsigned int i;
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    for (i = 0; i < ranges; i++) {
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    for (i = 0; i < ranges; i++) {
63 
        if (reg->space != range[i].child_space)
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        if (reg->space != range[i].child_space)
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            continue;
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            continue;
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        if (overlaps(reg->addr, reg->size, range[i].child_base, range[i].size)) {
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        if (overlaps(reg->addr, reg->size, range[i].child_base,
- 
 
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            range[i].size)) {
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            ofw_pci_reg_t pci_reg;
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            ofw_pci_reg_t pci_reg;
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            pci_reg.space = range[i].parent_space;
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            pci_reg.space = range[i].parent_space;
- 
 
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            pci_reg.addr = range[i].parent_base +
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            pci_reg.addr = range[i].parent_base + (reg->addr - range[i].child_base);
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                (reg->addr - range[i].child_base);
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            pci_reg.size = reg->size;
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            pci_reg.size = reg->size;
71 
           
 74 
           
72 
            return ofw_pci_apply_ranges(node->parent, &pci_reg, pa);
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            return ofw_pci_apply_ranges(node->parent, &pci_reg, pa);
73 
        }
 76 
        }
74 
    }
 77 
    }
75 
 
 78 
 
76 
    return false;
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    return false;
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}
 80 
}
78 
 
 81 
 
- 
 
 82 
bool
79 
bool ofw_ebus_map_interrupt(ofw_tree_node_t *node, ofw_ebus_reg_t *reg, uint32_t interrupt, int *inr)
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ofw_ebus_map_interrupt(ofw_tree_node_t *node, ofw_ebus_reg_t *reg,
- 
 
 84 
    uint32_t interrupt, int *inr, cir_t *cir, void **cir_arg)
80 
{
 85 
{
81 
    ofw_tree_property_t *prop;
 86 
    ofw_tree_property_t *prop;
82 
    ofw_tree_node_t *controller;
 87 
    ofw_tree_node_t *controller;
83 
   
 88 
   
84 
    prop = ofw_tree_getprop(node, "interrupt-map");
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    prop = ofw_tree_getprop(node, "interrupt-map");
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    uint32_t addr = reg->addr & intr_mask->addr_mask;
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    uint32_t addr = reg->addr & intr_mask->addr_mask;
103 
    uint32_t intr = interrupt & intr_mask->intr_mask;
 108 
    uint32_t intr = interrupt & intr_mask->intr_mask;
104 
   
 109 
   
105 
    unsigned int i;
 110 
    unsigned int i;
106 
    for (i = 0; i < count; i++) {
 111 
    for (i = 0; i < count; i++) {
107 
        if ((intr_map[i].space == space) && (intr_map[i].addr == addr)
 112 
        if ((intr_map[i].space == space) &&
108 
            && (intr_map[i].intr == intr))
 113 
            (intr_map[i].addr == addr) && (intr_map[i].intr == intr))
109 
            goto found;
 114 
            goto found;
110 
    }
 115 
    }
111 
    return false;
 116 
    return false;
112 
 
 117 
 
113 
found:
 118 
found:
114 
    /*
 119 
    /*
115 
     * We found the device that functions as an interrupt controller
 120 
     * We found the device that functions as an interrupt controller
116 
     * for the interrupt. We also found partial mapping from interrupt to INO.
 121 
     * for the interrupt. We also found partial mapping from interrupt to
- 
 
 122 
     * INO.
117 
     */
 123 
     */
118 
 
 124 
 
119 
    controller = ofw_tree_find_node_by_handle(ofw_tree_lookup("/"), intr_map[i].controller_handle);
 125 
    controller = ofw_tree_find_node_by_handle(ofw_tree_lookup("/"),
- 
 
 126 
        intr_map[i].controller_handle);
120 
    if (!controller)
 127 
    if (!controller)
121 
        return false;
 128 
        return false;
122 
       
 129 
       
123 
    if (strcmp(ofw_tree_node_name(controller), "pci") != 0) {
 130 
    if (strcmp(ofw_tree_node_name(controller), "pci") != 0) {
124 
        /*
 131 
        /*
Line 128... Line 135...
128 
    }
 135 
    }
129 
 
 136 
 
130 
    /*
 137 
    /*
131 
     * Let the PCI do the next step in mapping the interrupt.
 138 
     * Let the PCI do the next step in mapping the interrupt.
132 
     */
 139 
     */
133 
    if (!ofw_pci_map_interrupt(controller, NULL, intr_map[i].controller_ino, inr))
 140 
    if (!ofw_pci_map_interrupt(controller, NULL, intr_map[i].controller_ino,
- 
 
 141 
        inr, cir, cir_arg))
134 
        return false;
 142 
        return false;
135 
 
 143 
 
136 
    return true;
 144 
    return true;
137 
}
 145 
}
138 
 
 146