31 lines
733 B
C
31 lines
733 B
C
// SPDX-License-Identifier: MIT
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#include "ram.h"
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#include <subdev/bios.h>
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static const struct nvkm_ram_func
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gp102_ram = {
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.init = gp100_ram_init,
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};
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int
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gp102_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
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{
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enum nvkm_ram_type type = nvkm_fb_bios_memtype(fb->subdev.device->bios);
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const u32 rsvd_head = ( 256 * 1024); /* vga memory */
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const u32 rsvd_tail = (1024 * 1024); /* vbios etc */
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u64 size = fb->func->vidmem.size(fb);
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int ret;
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ret = nvkm_ram_new_(&gp102_ram, fb, type, size, pram);
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if (ret)
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return ret;
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nvkm_mm_fini(&(*pram)->vram);
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return nvkm_mm_init(&(*pram)->vram, NVKM_RAM_MM_NORMAL,
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rsvd_head >> NVKM_RAM_MM_SHIFT,
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(size - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT,
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1);
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}
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