31 lines
1.2 KiB
C++
31 lines
1.2 KiB
C++
#pragma once
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#include <cstdint>
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/*
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object_list[0x00100000 / 4] is enough space for 81 sets of
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0x3200-byte lists (16 * 4 * (640 / 32) * (320 / 32))
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(that is, it is significantly more space than required for trivial
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TA/CORE drawings)
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region-array[0x00004000 / 4] is enough space for 2 render passes.
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(640 // 32) * (480 // 32) * 6 * 4 * 2 == 0x3840
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(640 // 32) * (512 // 32) * 6 * 4 * 2 == 0x3c00
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(512 // 32) * (512 // 32) * 6 * 4 * 2 == 0x3000
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*/
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struct texture_memory_alloc {
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uint32_t isp_tsp_parameters[0x00100000 / 4]; // TA_ISP_BASE / PARAM_BASE (the actual objects)
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uint32_t object_list[0x00100000 / 4]; // TA_OL_BASE (contains object pointer blocks)
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uint32_t _res0[ 0x20 / 4]; // (the TA may clobber 4 bytes starting at TA_OL_LIMIT)
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uint32_t region_array[0x00004000 / 4]; // REGION_BASE
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uint32_t background[0x00000040 / 4]; // ISP_BACKGND_T
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uint32_t framebuffer[2][0x00096000 / 4]; // FB_R_SOF1 / FB_W_SOF1
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uint32_t _res1[ 0x20 / 4]; // (re-align texture to a 64-byte boundary)
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uint16_t texturebuffer[512 * 512 * 2 / 2];
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uint16_t texture[128 * 128 * 2 / 2]; // texture_control_word::texture_address
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};
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static_assert((sizeof (texture_memory_alloc)) < 0x1000000);
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