40 lines
1.4 KiB
C++
40 lines
1.4 KiB
C++
#pragma once
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#include <cstdint>
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#include <cstddef>
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/*
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* A 0x10000-byte region array is sufficient for 9 render passes:
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*
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* ((640 / 32) * (480 / 32) * 6 * 4) * 9 == 0xfd20
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*/
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struct texture_memory_alloc__start_end {
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uint32_t start;
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uint32_t end;
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};
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struct texture_memory_alloc {
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struct texture_memory_alloc__start_end isp_tsp_parameters[2];
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struct texture_memory_alloc__start_end background[2];
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struct texture_memory_alloc__start_end object_list[2];
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struct texture_memory_alloc__start_end region_array[2];
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struct texture_memory_alloc__start_end framebuffer[2];
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struct texture_memory_alloc__start_end texture;
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};
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constexpr texture_memory_alloc texture_memory_alloc = {
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// bus a bus b
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// 32-bit addresses start end start end
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.isp_tsp_parameters = {{0x00'0000, 0x07'ffc0}, {0x40'0000, 0x47'ffc0}}, // 5461 textured triangles
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.background = {{0x07'ffe0, 0x08'0000}, {0x47'ffe0, 0x48'0000}},
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.object_list = {{0x08'0020, 0x0f'ffe0}, {0x48'0020, 0x4f'ffe0}}, // ~122880 object list pointers
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.region_array = {{0x10'0000, 0x11'0000}, {0x50'0000, 0x51'0000}}, // ~9 render passes
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.framebuffer = {{0x11'0000, 0x1b'8c00}, {0x51'0000, 0x5b'8c00}}, // 720x480*2
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//.framebuffer = {{0x11'0000, 0x23'c000}, {0x51'0000, 0x63'c000}}, // 640x480*4
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// 64-bit addresses
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.texture = {0x37'1800, 0x80'0000}
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//.texture = {0x57'1800, 0x80'0000}
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};
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