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https://github.com/drasko/codezero.git
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Revert "Merge branch 'libl4thread' of git://www.b-labs.co.uk/bora/git/codezero into bora"
This reverts commit 3f870b540f.
This commit is contained in:
Bahadir Balban
@@ -1,27 +0,0 @@
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/*
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* Address allocation pool
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*
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* Copyright (C) 2007 Bahadir Balban
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*/
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#ifndef __ADDR_H__
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#define __ADDR_H__
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#include <idpool.h>
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/* Address pool to allocate from a range of addresses */
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struct address_pool {
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struct id_pool *idpool;
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unsigned long start;
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unsigned long end;
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};
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int address_pool_init_with_idpool(struct address_pool *pool,
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struct id_pool *idpool,
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unsigned long start, unsigned long end);
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int address_pool_init(struct address_pool *pool,
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unsigned long start, unsigned long end,
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int size);
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void *address_new(struct address_pool *pool, int npages);
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int address_del(struct address_pool *, void *addr, int npages);
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#endif /* __ADDR_H__ */
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@@ -1,42 +0,0 @@
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#ifndef __BIT_H__
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#define __BIT_H__
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unsigned int __clz(unsigned int bitvector);
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int find_and_set_first_free_bit(u32 *word, unsigned int lastbit);
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int find_and_set_first_free_contig_bits(u32 *word, unsigned int limit,
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int nbits);
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int check_and_clear_bit(u32 *word, int bit);
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int check_and_clear_contig_bits(u32 *word, int first, int nbits);
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int check_and_set_bit(u32 *word, int bit);
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/* Set */
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static inline void setbit(unsigned int *w, unsigned int flags)
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{
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*w |= flags;
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}
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/* Clear */
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static inline void clrbit(unsigned int *w, unsigned int flags)
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{
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*w &= ~flags;
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}
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/* Test */
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static inline int tstbit(unsigned int *w, unsigned int flags)
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{
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return *w & flags;
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}
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/* Test and clear */
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static inline int tstclr(unsigned int *w, unsigned int flags)
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{
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int res = tstbit(w, flags);
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clrbit(w, flags);
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return res;
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}
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#endif /* __BIT_H__ */
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@@ -1,30 +0,0 @@
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#ifndef __IDPOOL_H__
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#define __IDPOOL_H__
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#include <bit.h>
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#include <string.h>
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#include INC_GLUE(memory.h)
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struct id_pool {
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int nwords;
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int bitlimit;
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u32 bitmap[];
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};
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/* Copy one id pool to another by calculating its size */
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static inline void id_pool_copy(struct id_pool *to, struct id_pool *from, int totalbits)
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{
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int nwords = BITWISE_GETWORD(totalbits);
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memcpy(to, from, nwords * SZ_WORD + sizeof(struct id_pool));
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}
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struct id_pool *id_pool_new_init(int mapsize);
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int id_new(struct id_pool *pool);
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int id_del(struct id_pool *pool, int id);
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int id_get(struct id_pool *pool, int id);
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int id_is_empty(struct id_pool *pool);
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int ids_new_contiguous(struct id_pool *pool, int numids);
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int ids_del_contiguous(struct id_pool *pool, int first, int numids);
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#endif /* __IDPOOL_H__ */
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@@ -1,21 +0,0 @@
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/*
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* Thread creation userspace helpers
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*
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* Copyright (C) 2009 B Labs Ltd.
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*/
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#ifndef __LIB_THREAD_H__
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#define __LIB_THREAD_H__
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#include "utcb.h"
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#define STACK_TOP_ADDR(stack) ((unsigned long)(stack))
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#define STACK_BOTTOM_ADDR(stack) \
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((unsigned long)((stack) + (sizeof(stack))))
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int set_stack_params(unsigned long stack_top_addr,
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unsigned long stack_bottom_addr,
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unsigned long stack_size);
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int thread_create(struct task_ids *ids, unsigned int flags,
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int (*func)(void *), void *arg);
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#endif /* __LIB_THREAD_H__ */
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@@ -1,25 +0,0 @@
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/*
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* UTCB handling common helper routines
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*
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* Copyright (C) 2009 B Labs Ltd.
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*/
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#ifndef __UTCB_COMMON_H__
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#define __UTCB_COMMON_H__
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#include <l4/lib/list.h>
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struct utcb_desc {
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struct link list;
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unsigned long utcb_base;
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struct id_pool *slots;
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};
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int utcb_pool_init(unsigned long utcb_start, unsigned long utcb_end);
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unsigned long utcb_new_slot(struct utcb_desc *desc);
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int utcb_delete_slot(struct utcb_desc *desc, unsigned long address);
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struct utcb_desc *utcb_new_desc(void);
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int utcb_delete_desc(struct utcb_desc *desc);
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#endif /* __UTCB_COMMON_H__ */
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@@ -1,41 +0,0 @@
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/*
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* UTCB handling helper routines
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*
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* Copyright (C) 2009 B Labs Ltd.
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*/
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#ifndef __LIB_UTCB_H__
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#define __LIB_UTCB_H__
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#include "utcb-common.h"
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#define UTCB_START_ADDR(utcb) ((unsigned long)(utcb))
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#define UTCB_END_ADDR(utcb) \
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((unsigned long)((utcb) + (sizeof(utcb))))
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int set_utcb_params(unsigned long utcb_start_addr,
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unsigned long utcb_end_addr);
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//#define MAPPING_ENABLE
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#if defined(MAPPING_ENABLE)
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#define IS_UTCB_SETUP() (utcb_table_ptr)
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struct utcb_entry *utcb_table_ptr;
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struct utcb_entry {
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struct utcb_desc *udesc;
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unsigned long utcb_phys_base;
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};
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unsigned long get_utcb_addr(struct task_ids *parent_id, struct task_ids *child_id);
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#else /* !MAPPING_ENABLE */
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#define IS_UTCB_SETUP() (udesc_ptr)
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struct utcb_desc *udesc_ptr;
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unsigned long get_utcb_addr(void);
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#endif /* MAPPING_ENABLE */
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#endif /* __LIB_UTCB_H__ */
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