Changeset 64 for trunk/hal/generic
- Timestamp:
- Jun 26, 2017, 5:22:21 PM (7 years ago)
- File:
-
- 1 edited
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trunk/hal/generic/hal_ppm.h
r53 r64 43 43 * This function initializes the Physical Memory Manager in a given cluster. 44 44 * It allocates physical memory to store the physical page descriptors 45 * array (ppm_tbl), and initializes it using the <pages_nr> field in boot_info. 46 * As the physical memory allocator is not available yet, this physical memory is 47 * allocated on top of the the kernel code, using the <pages_offset> field in boot_info.48 * The pages containing the kernel code, and the pages marked as <reserved> by the45 * array (ppm_tbl), and initializes it using the <pages_nr> field in boot_info. 46 * As the physical memory allocator is not available yet, this physical memory is 47 * allocated on top of the kernel code, using the <pages_offset> field in boot_info. 48 * The pages containing the kernel code, and the pages marked as <reserved> by the 49 49 * boot-loader in the boot_info structure are removed from the free-lists. 50 50 **************************************************************************************** 51 51 * @ info : pointer on the boot_info structure. 52 * @ return 0 if success / return ENOMEM Mif failure.52 * @ return 0 if success / return ENOMEM if failure. 53 53 ***************************************************************************************/ 54 54 error_t hal_ppm_init( boot_info_t * info );
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