Fix stacksize & make common area size a variable
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@@ -10,6 +10,7 @@ ms of the GNU GPL, version 2 or,
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*/
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stacksize = DEFINED(stacksize) ? stacksize : 4K;
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commonareasize = 0x20;
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/* AT91SAM7S256 has 256k Flash and 64k RAM */
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/* AT91SAM7S512 has 512k Flash and 64k RAM */
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@@ -17,12 +18,12 @@ stacksize = DEFINED(stacksize) ? stacksize : 4K;
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/* osimage space = (512k - 0x2000 == 524288 - 8192 == 516096bytes == 0x7E000 ) */
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MEMORY
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{
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bootphase1 : ORIGIN = 0x00100000, LENGTH = 0x200 /* Phase 1 bootloader: Copies real bootloader to RAM */
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bootphase2 : ORIGIN = 0x00100200, LENGTH = 0x2000 - 0x200 /* Main bootloader code, stored in Flash, executed from RAM */
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osimage : ORIGIN = 0x00102000, LENGTH = 512K - 0x2000 /* Place where the main OS will end up */
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ram : ORIGIN = 0x00200000, LENGTH = 64K - 0x20 /* RAM, minus small common area */
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stack : ORIGIN = 0x00200000 + 64K - 4K - 0x20, LENGTH = stacksize /* Stack */
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commonarea : ORIGIN = 0x00200000 + 64K - 0x20, LENGTH = 0x20 /* Communication between bootloader and main OS */
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bootphase1 : ORIGIN = 0x00100000, LENGTH = 0x200 /* Phase 1 bootloader: Copies real bootloader to RAM */
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bootphase2 : ORIGIN = 0x00100200, LENGTH = 0x2000 - 0x200 /* Main bootloader code, stored in Flash, executed from RAM */
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osimage : ORIGIN = 0x00102000, LENGTH = 512K - 0x2000 /* Place where the main OS will end up */
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ram : ORIGIN = 0x00200000, LENGTH = 64K - commonareasize /* RAM, minus small common area */
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stack : ORIGIN = 0x00200000 + 64K - stacksize - commonareasize, LENGTH = stacksize /* Stack */
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commonarea : ORIGIN = 0x00200000 + 64K - commonareasize, LENGTH = commonareasize /* Communication between bootloader and main OS */
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}
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/* Export some information that can be used from within the firmware */
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