Changeset eb87adb in mainline for kernel


Ignore:
Timestamp:
2011-09-24T20:25:46Z (15 years ago)
Author:
Vojtech Horky <vojtechhorky@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
d03da17
Parents:
4093b14 (diff), f1a9e87 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge mainline changes

Location:
kernel
Files:
3 edited

Legend:

Unmodified
Added
Removed

  • kernel/arch/ia64/include/asm.h

    r4093b14 reb87adb  
    4444#define IA64_IOSPACE_ADDRESS  0xE001000000000000ULL
    4545
     46#define IO_SPACE_BOUNDARY       ((void *) (64 * 1024))
     47
    4648NO_TRACE static inline void pio_write_8(ioport8_t *port, uint8_t v)
    4749{
    48         uintptr_t prt = (uintptr_t) port;
    49        
    50         *((ioport8_t *) (IA64_IOSPACE_ADDRESS +
    51             ((prt & 0xfff) | ((prt >> 2) << 12)))) = v;
     50        if (port < (ioport8_t *) IO_SPACE_BOUNDARY) {
     51                uintptr_t prt = (uintptr_t) port;
     52       
     53                *((ioport8_t *) (IA64_IOSPACE_ADDRESS +
     54                    ((prt & 0xfff) | ((prt >> 2) << 12)))) = v;
     55        } else {
     56                *port = v;
     57        }
    5258       
    5359        asm volatile (
    … …  
    5965NO_TRACE static inline void pio_write_16(ioport16_t *port, uint16_t v)
    6066{
    61         uintptr_t prt = (uintptr_t) port;
    62        
    63         *((ioport16_t *) (IA64_IOSPACE_ADDRESS +
    64             ((prt & 0xfff) | ((prt >> 2) << 12)))) = v;
     67        if (port < (ioport16_t *) IO_SPACE_BOUNDARY) {
     68                uintptr_t prt = (uintptr_t) port;
     69       
     70                *((ioport16_t *) (IA64_IOSPACE_ADDRESS +
     71                    ((prt & 0xfff) | ((prt >> 2) << 12)))) = v;
     72        } else {
     73                *port = v;
     74        }
    6575       
    6676        asm volatile (
    … …  
    7282NO_TRACE static inline void pio_write_32(ioport32_t *port, uint32_t v)
    7383{
    74         uintptr_t prt = (uintptr_t) port;
    75        
    76         *((ioport32_t *) (IA64_IOSPACE_ADDRESS +
    77             ((prt & 0xfff) | ((prt >> 2) << 12)))) = v;
     84        if (port < (ioport32_t *) IO_SPACE_BOUNDARY) {
     85                uintptr_t prt = (uintptr_t) port;
     86       
     87                *((ioport32_t *) (IA64_IOSPACE_ADDRESS +
     88                    ((prt & 0xfff) | ((prt >> 2) << 12)))) = v;
     89        } else {
     90                *port = v;
     91        }
    7892       
    7993        asm volatile (
    … …  
    8599NO_TRACE static inline uint8_t pio_read_8(ioport8_t *port)
    86100{
    87         uintptr_t prt = (uintptr_t) port;
    88        
    89         asm volatile (
    90                 "mf\n"
    91                 ::: "memory"
    92         );
    93        
    94         return *((ioport8_t *) (IA64_IOSPACE_ADDRESS +
    95             ((prt & 0xfff) | ((prt >> 2) << 12))));
     101        uint8_t v;
     102
     103        asm volatile (
     104                "mf\n"
     105                ::: "memory"
     106        );
     107
     108        if (port < (ioport8_t *) IO_SPACE_BOUNDARY) {
     109                uintptr_t prt = (uintptr_t) port;
     110
     111                v = *((ioport8_t *) (IA64_IOSPACE_ADDRESS +
     112                    ((prt & 0xfff) | ((prt >> 2) << 12))));
     113        } else {
     114                v = *port;
     115        }
     116       
     117        return v;
    96118}
    97119
    98120NO_TRACE static inline uint16_t pio_read_16(ioport16_t *port)
    99121{
    100         uintptr_t prt = (uintptr_t) port;
    101        
    102         asm volatile (
    103                 "mf\n"
    104                 ::: "memory"
    105         );
    106        
    107         return *((ioport16_t *) (IA64_IOSPACE_ADDRESS +
    108             ((prt & 0xfff) | ((prt >> 2) << 12))));
     122        uint16_t v;
     123
     124        asm volatile (
     125                "mf\n"
     126                ::: "memory"
     127        );
     128
     129        if (port < (ioport16_t *) IO_SPACE_BOUNDARY) {
     130                uintptr_t prt = (uintptr_t) port;
     131
     132                v = *((ioport16_t *) (IA64_IOSPACE_ADDRESS +
     133                    ((prt & 0xfff) | ((prt >> 2) << 12))));
     134        } else {
     135                v = *port;
     136        }
     137       
     138        return v;
    109139}
    110140
    111141NO_TRACE static inline uint32_t pio_read_32(ioport32_t *port)
    112142{
    113         uintptr_t prt = (uintptr_t) port;
    114        
    115         asm volatile (
    116                 "mf\n"
    117                 ::: "memory"
    118         );
    119        
    120         return *((ioport32_t *) (IA64_IOSPACE_ADDRESS +
    121             ((prt & 0xfff) | ((prt >> 2) << 12))));
     143        uint32_t v;
     144       
     145        asm volatile (
     146                "mf\n"
     147                ::: "memory"
     148        );
     149       
     150        if (port < (ioport32_t *) IO_SPACE_BOUNDARY) {
     151                uintptr_t prt = (uintptr_t) port;
     152               
     153                v = *((ioport32_t *) (IA64_IOSPACE_ADDRESS +
     154                    ((prt & 0xfff) | ((prt >> 2) << 12))));
     155        } else {
     156                v = *port;
     157        }
     158
     159        return v;
    122160}
    123161

  • kernel/generic/src/adt/btree.c

    r4093b14 reb87adb  
    3838 *
    3939 * The B+tree has the following properties:
    40  * @li it is a ballanced 3-4-5 tree (i.e. BTREE_M = 5)
     40 * @li it is a balanced 3-4-5 tree (i.e. BTREE_M = 5)
    4141 * @li values (i.e. pointers to values) are stored only in leaves
    4242 * @li leaves are linked in a list
    4343 *
    44  * Be carefull when using these trees. They need to allocate
     44 * Be careful when using these trees. They need to allocate
    4545 * and deallocate memory for their index nodes and as such
    4646 * can sleep.
    … …  
    146146 * also makes use of this feature.
    147147 *
    148  * @param node     B-tree node into wich the new key is to be inserted.
     148 * @param node     B-tree node into which the new key is to be inserted.
    149149 * @param key      The key to be inserted.
    150150 * @param value    Pointer to value to be inserted.
    … …  
    270270 * This feature is used during insert by right rotation.
    271271 *
    272  * @param node     B-tree node into wich the new key is to be inserted.
     272 * @param node     B-tree node into which the new key is to be inserted.
    273273 * @param key      The key to be inserted.
    274274 * @param value    Pointer to value to be inserted.
    … …  
    463463        if (rnode->keys < BTREE_MAX_KEYS) {
    464464                /*
    465                  * The rotaion can be done. The right sibling has free space.
     465                 * The rotation can be done. The right sibling has free space.
    466466                 */
    467467                node_insert_key_and_rsubtree(node, inskey, insvalue, rsubtree);
    … …  
    484484 * the median will be copied there.
    485485 *
    486  * @param node     B-tree node wich is going to be split.
     486 * @param node     B-tree node which is going to be split.
    487487 * @param key      The key to be inserted.
    488488 * @param value    Pointer to the value to be inserted.
    … …  
    562562        if (node->keys < BTREE_MAX_KEYS) {
    563563                /*
    564                  * Node conatins enough space, the key can be stored immediately.
     564                 * Node contains enough space, the key can be stored immediately.
    565565                 */
    566566                node_insert_key_and_rsubtree(node, key, value, rsubtree);
    … …  
    806806               
    807807                /*
    808                  * The key can be immediatelly removed.
     808                 * The key can be immediately removed.
    809809                 *
    810810                 * Note that the right subtree is removed because when

  • kernel/generic/src/adt/list.c

    r4093b14 reb87adb  
    3333/**
    3434 * @file
    35  * @brief       Functions completing doubly linked circular list implementaion.
     35 * @brief       Functions completing doubly linked circular list implementation.
    3636 *
    3737 * This file contains some of the functions implementing doubly linked circular lists.
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