Ignore:
Timestamp:
Mar 6, 2019, 4:37:15 PM (5 years ago)
Author:
alain
Message:

Introduce three new types of vsegs (KCODE,KDATA,KDEV)
to map the kernel vsegs in the process VSL and GPT.
This now used by both the TSAR and the I86 architectures.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • trunk/hal/generic/hal_special.h

    r619 r623  
    3131
    3232struct thread_s;
     33struct gpt_s;
    3334
    3435///////////////////////////////////////////////////////////////////////////////////////////
    … …  
    3738// ALMOS-MKH uses the following API to access the core protected registers.
    3839///////////////////////////////////////////////////////////////////////////////////////////
     40
     41/*****************************************************************************************
     42 * This function initialise - for architectures requiring it - the protected register(s)
     43 * containing the kernel_entry adresse(s) for interrupts / exceptions / syscalls.
     44 ****************************************************************************************/
     45void hal_set_kentry( void );
     46
     47/*****************************************************************************************
     48 * This function initializes - for architectures requiring it - the MMU registers
     49 * as required by the target architecture to execute the kernel threads attached
     50 * to kernel process zero. It is called by all cores in the kernel_init() function.
     51 *****************************************************************************************
     52 * @ gpt :  local pointer on the kernel page table descriptor.
     53 ****************************************************************************************/
     54void hal_mmu_init( struct gpt_s * gpt );
    3955
    4056/*****************************************************************************************
    … …  
    103119/*****************************************************************************************
    104120 * This function makes an uncachable read to a 32 bits variable in local memory.
     121 *****************************************************************************************
    105122 * @ ptr     : pointer on the variable
    106123 * @ returns the value
    … …  
    137154/*****************************************************************************************
    138155 * This function returns information on MMU exceptions :
     156 *****************************************************************************************
    139157 * @ mmu_ins_excp_code : [out] instruction fetch exception code
    140158 * @ mmu_ins_bad_vaddr : [out] instruction fetch faulty virtual address
Note: See TracChangeset for help on using the changeset viewer.