Karl Kurbjun | ef62d68 | 2008-03-13 03:48:23 +0000 | [diff] [blame] | 1 | #include "config.h" |
| 2 | |
| 3 | ENTRY(start) |
| 4 | |
| 5 | OUTPUT_FORMAT(elf32-littlearm) |
| 6 | OUTPUT_ARCH(arm) |
Jens Arnold | 2bbacf8 | 2008-04-29 06:19:32 +0000 | [diff] [blame] | 7 | STARTUP(target/arm/pnx0101/crt0-pnx0101.o) |
Karl Kurbjun | ef62d68 | 2008-03-13 03:48:23 +0000 | [diff] [blame] | 8 | |
| 9 | #define PLUGINSIZE PLUGIN_BUFFER_SIZE |
| 10 | #define CODECSIZE CODEC_SIZE |
| 11 | |
| 12 | #ifdef DEBUG |
| 13 | #define STUBOFFSET 0x10000 |
| 14 | #else |
| 15 | #define STUBOFFSET 0 |
| 16 | #endif |
| 17 | |
| 18 | #define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE |
| 19 | |
| 20 | #define DRAMORIG 0xc00000 + STUBOFFSET |
| 21 | #define IRAM0ORIG 0x000000 |
| 22 | #define IRAM0SIZE 0x7000 |
| 23 | #define IRAMORIG 0x400000 |
| 24 | #define IRAMSIZE 0x7000 |
| 25 | |
| 26 | /* End of the audio buffer, where the codec buffer starts */ |
| 27 | #define ENDAUDIOADDR (DRAMORIG + DRAMSIZE) |
| 28 | |
| 29 | /* Where the codec buffer ends, and the plugin buffer starts */ |
| 30 | #define ENDADDR (ENDAUDIOADDR + CODECSIZE) |
| 31 | |
| 32 | MEMORY |
| 33 | { |
| 34 | DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE |
| 35 | IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE |
| 36 | IRAM0 : ORIGIN = IRAM0ORIG, LENGTH = IRAM0SIZE |
| 37 | } |
| 38 | |
| 39 | SECTIONS |
| 40 | { |
| 41 | .text : |
| 42 | { |
| 43 | loadaddress = .; |
| 44 | _loadaddress = .; |
| 45 | . = ALIGN(0x200); |
| 46 | *(.init.text) |
| 47 | *(.text*) |
| 48 | *(.glue_7) |
| 49 | *(.glue_7t) |
| 50 | . = ALIGN(0x4); |
| 51 | } > DRAM |
| 52 | |
| 53 | .rodata : |
| 54 | { |
| 55 | *(.rodata) /* problems without this, dunno why */ |
| 56 | *(.rodata*) |
| 57 | *(.rodata.str1.1) |
| 58 | *(.rodata.str1.4) |
| 59 | . = ALIGN(0x4); |
| 60 | |
| 61 | /* Pseudo-allocate the copies of the data sections */ |
| 62 | _datacopy = .; |
| 63 | } > DRAM |
| 64 | |
| 65 | /* TRICK ALERT! For RAM execution, we put the .data section at the |
| 66 | same load address as the copy. Thus, we don't waste extra RAM |
| 67 | when we don't actually need the copy. */ |
| 68 | .data : AT ( _datacopy ) |
| 69 | { |
| 70 | _datastart = .; |
| 71 | *(.data*) |
| 72 | . = ALIGN(0x4); |
| 73 | _dataend = .; |
| 74 | } > DRAM |
| 75 | |
| 76 | /DISCARD/ : |
| 77 | { |
| 78 | *(.eh_frame) |
| 79 | } |
| 80 | |
| 81 | .vectors 0x0 : |
| 82 | { |
| 83 | _vectorsstart = .; |
| 84 | *(.vectors); |
| 85 | _vectorsend = .; |
| 86 | *(.dmabuf) |
| 87 | } >IRAM0 AT> DRAM |
| 88 | |
| 89 | _vectorscopy = LOADADDR(.vectors); |
| 90 | |
| 91 | .iram IRAMORIG + SIZEOF(.vectors) : |
| 92 | { |
| 93 | _iramstart = .; |
| 94 | *(.icode) |
| 95 | *(.irodata) |
| 96 | *(.idata) |
Robert Kukla | feb3b58 | 2008-04-07 18:24:23 +0000 | [diff] [blame] | 97 | . = ALIGN(0x4); |
Karl Kurbjun | ef62d68 | 2008-03-13 03:48:23 +0000 | [diff] [blame] | 98 | _iramend = .; |
| 99 | } > IRAM AT> DRAM |
| 100 | |
| 101 | _iramcopy = LOADADDR(.iram); |
| 102 | |
| 103 | .ibss (NOLOAD) : |
| 104 | { |
| 105 | _iedata = .; |
| 106 | *(.ibss) |
| 107 | . = ALIGN(0x4); |
| 108 | _iend = .; |
| 109 | } > IRAM |
| 110 | |
| 111 | .stack : |
| 112 | { |
| 113 | *(.stack) |
| 114 | stackbegin = .; |
| 115 | . += 0x2000; |
| 116 | stackend = .; |
| 117 | } > IRAM |
| 118 | |
| 119 | .bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram) + SIZEOF(.vectors): |
| 120 | { |
| 121 | _edata = .; |
| 122 | *(.bss*) |
| 123 | *(COMMON) |
| 124 | . = ALIGN(0x4); |
| 125 | _end = .; |
| 126 | } > DRAM |
| 127 | |
| 128 | .audiobuf ALIGN(4) : |
| 129 | { |
| 130 | _audiobuffer = .; |
| 131 | audiobuffer = .; |
| 132 | } > DRAM |
| 133 | |
| 134 | .audiobufend ENDAUDIOADDR: |
| 135 | { |
| 136 | audiobufend = .; |
| 137 | _audiobufend = .; |
| 138 | } > DRAM |
| 139 | |
| 140 | .codec ENDAUDIOADDR: |
| 141 | { |
| 142 | codecbuf = .; |
| 143 | _codecbuf = .; |
| 144 | } |
| 145 | |
| 146 | .plugin ENDADDR: |
| 147 | { |
| 148 | _pluginbuf = .; |
| 149 | pluginbuf = .; |
| 150 | } |
| 151 | } |
| 152 | |