[158] | 1 | /**************************************************************************** |
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| 2 | * Definition of the base address for all virtual segments |
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| 3 | *****************************************************************************/ |
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| 4 | |
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| 5 | /* The vsegs used in the boot phase must respect identity mapping: |
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| 6 | physical address = virtual address */ |
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| 7 | |
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| 8 | seg_boot_code_base = 0xBFC00000; /* boot code */ |
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| 9 | seg_boot_stack_base = 0xBFC08000; /* boot temporary stack */ |
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| 10 | seg_boot_mapping_base = 0xBFC0C000; /* boot mapping_info */ |
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| 11 | |
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| 12 | /* The vsegs used by the system are replicated in all virtual spaces |
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| 13 | They can be identity mapping... or not */ |
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| 14 | |
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| 15 | seg_kernel_code_base = 0x80000000; /* system code */ |
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| 16 | seg_kernel_data_base = 0x80010000; /* system cacheable data */ |
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| 17 | seg_kernel_uncdata_base = 0x80020000; /* system uncacheable data */ |
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| 18 | seg_kernel_pt_base = 0x80030000; /* system page table */ |
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| 19 | |
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| 20 | /* The peripherals base addresses are referenced by the software drivers and |
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| 21 | must be defined, even if the peripherals are not used in the architecture */ |
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| 22 | |
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| 23 | seg_tty_base = 0x90000000; /* TTY device */ |
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| 24 | seg_timer_base = 0x91000000; /* Timer device */ |
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| 25 | seg_ioc_base = 0x92000000; /* Block device */ |
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| 26 | seg_dma_base = 0x93000000; /* DMA device */ |
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| 27 | seg_gcd_base = 0x95000000; /* GCD device */ |
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| 28 | seg_fb_base = 0x96000000; /* FrameBuffer device */ |
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| 29 | seg_icu_base = 0x9F000000; /* ICU device */ |
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| 30 | |
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| 31 | /* |
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| 32 | * Grouping sections into segments for system code and data |
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| 33 | */ |
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| 34 | |
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| 35 | SECTIONS |
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| 36 | { |
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| 37 | . = seg_boot_code_base; |
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| 38 | seg_boot_code : |
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| 39 | { |
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| 40 | *(.boot) |
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| 41 | } |
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| 42 | . = seg_kernel_code_base; |
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| 43 | seg_kernel_code : |
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| 44 | { |
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| 45 | *(.giet) |
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| 46 | *(.text) |
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| 47 | } |
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| 48 | . = seg_kernel_data_base; |
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| 49 | seg_kernel_data : |
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| 50 | { |
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| 51 | *(.rodata) |
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| 52 | /* . = ALIGN(4); */ |
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| 53 | *(.rodata.*) |
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| 54 | /* . = ALIGN(4); */ |
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| 55 | *(.data) |
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| 56 | /* . = ALIGN(4); */ |
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| 57 | *(.lit8) |
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| 58 | *(.lit4) |
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| 59 | *(.sdata) |
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| 60 | /* . = ALIGN(4); */ |
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| 61 | *(.bss) |
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| 62 | *(COMMON) |
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| 63 | *(.sbss) |
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| 64 | *(.scommon) |
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| 65 | } |
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| 66 | . = seg_kernel_uncdata_base; |
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| 67 | seg_kernel_uncdata : |
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| 68 | { |
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| 69 | *(.unckdata) |
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| 70 | } |
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| 71 | . = seg_kernel_pt_base; |
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| 72 | seg_kernel_pt : |
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| 73 | { |
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| 74 | *(.ptab) |
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| 75 | } |
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| 76 | } |
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| 77 | |
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