57 lines
2.0 KiB
C
57 lines
2.0 KiB
C
/*
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* Copyright (c) 2013 Kevin Wolf <kwolf@redhat.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "libc.h"
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#include "multiboot.h"
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int test_main(uint32_t magic, struct mb_info *mbi)
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{
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uintptr_t entry_addr;
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struct mb_mmap_entry *entry;
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(void) magic;
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printf("Lower memory: %dk\n", mbi->mem_lower);
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printf("Upper memory: %dk\n", mbi->mem_upper);
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printf("\ne820 memory map:\n");
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for (entry_addr = mbi->mmap_addr;
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entry_addr < mbi->mmap_addr + mbi->mmap_length;
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entry_addr += entry->size + 4)
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{
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entry = (struct mb_mmap_entry*) entry_addr;
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printf("%#llx - %#llx: type %d [entry size: %d]\n",
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entry->base_addr,
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entry->base_addr + entry->length,
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entry->type,
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entry->size);
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}
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printf("\nmmap start: %#x\n", mbi->mmap_addr);
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printf("mmap end: %#x\n", mbi->mmap_addr + mbi->mmap_length);
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printf("real mmap end: %#x\n", entry_addr);
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return 0;
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}
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