41,11 → 41,15 |
#include <arch/byteorder.h> |
#include <mm/frame.h> |
#include <sysinfo/sysinfo.h> |
#include <ddi/ddi.h> |
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static parea_t rd_parea; /**< Physical memory area for rd. */ |
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int init_rd(rd_header * header, size_t size) |
{ |
/* Identify RAM disk */ |
if ((header->magic[0] != RD_MAG0) || (header->magic[1] != RD_MAG1) || (header->magic[2] != RD_MAG2) || (header->magic[3] != RD_MAG3)) |
if ((header->magic[0] != RD_MAG0) || (header->magic[1] != RD_MAG1) || |
(header->magic[2] != RD_MAG2) || (header->magic[3] != RD_MAG3)) |
return RE_INVALID; |
|
/* Identify version */ |
76,9 → 80,18 |
if ((uint64_t) hsize + dsize > size) |
dsize = size - hsize; |
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rd_parea.pbase = KA2PA((void *) header + hsize); |
rd_parea.vbase = (uintptr_t) ((void *) header + hsize); |
rd_parea.frames = SIZE2FRAMES(dsize); |
rd_parea.cacheable = true; |
ddi_parea_register(&rd_parea); |
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sysinfo_set_item_val("rd", NULL, true); |
sysinfo_set_item_val("rd.size", NULL, dsize); |
sysinfo_set_item_val("rd.address.physical", NULL, (unative_t) KA2PA((void *) header + hsize)); |
sysinfo_set_item_val("rd.address.physical", NULL, (unative_t) |
KA2PA((void *) header + hsize)); |
sysinfo_set_item_val("rd.address.color", NULL, (unative_t) |
PAGE_COLOR((uintptr_t) header + hsize)); |
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return RE_OK; |
} |