43 void MI_InitCache(MICache *cache, u32 page, void *buffer, u32 length)  in MI_InitCache()  argument
48     cache->pagewidth = MATH_CTZ(page);  in MI_InitCache()
49     cache->valid_total = 0;  in MI_InitCache()
50     cache->invalid_total = 0;  in MI_InitCache()
51     cache->loading_total = 0;  in MI_InitCache()
52     cache->valid = NULL;  in MI_InitCache()
53     cache->invalid = NULL;  in MI_InitCache()
54     cache->loading = NULL;  in MI_InitCache()
60         cache->invalid_total += total;  in MI_InitCache()
65             inf->next = cache->invalid;  in MI_InitCache()
66             cache->invalid = inf;  in MI_InitCache()
85 static void WFSi_TouchCachePages(MICache *cache, u32 head, u32 bitset)  in WFSi_TouchCachePages()  argument
91         for (load = &cache->loading; *load; load = &(*load)->next)  in WFSi_TouchCachePages()
102             int     rest = MATH_CountPopulation(bitset) - cache->invalid_total;  in WFSi_TouchCachePages()
105                 int             del = cache->valid_total;  in WFSi_TouchCachePages()
107                 for (valid = &cache->valid; *valid; valid = &(*valid)->next)  in WFSi_TouchCachePages()
112                         for (pp = &cache->invalid; *pp; pp = &(*pp)->next)  in WFSi_TouchCachePages()
117                         cache->valid_total -= rest;  in WFSi_TouchCachePages()
118                         cache->invalid_total += rest;  in WFSi_TouchCachePages()
125         while (cache->invalid && bitset)  in WFSi_TouchCachePages()
127             MICachePage *p = cache->invalid;  in WFSi_TouchCachePages()
129             cache->invalid = p->next;  in WFSi_TouchCachePages()
134             --cache->invalid_total;  in WFSi_TouchCachePages()
135             --cache->loading_total;  in WFSi_TouchCachePages()
150                         cache->invalid_total + cache->valid_total,  in WFSi_TouchCachePages()
172 BOOL MI_ReadCache(MICache *cache, void *buffer, u32 offset, u32 length)  in MI_ReadCache()  argument
177     const u32   unit = (1UL << cache->pagewidth);  in MI_ReadCache()
178     u32     head = (offset >> cache->pagewidth);  in MI_ReadCache()
179     u32     tail = ((offset + length + unit - 1UL) >> cache->pagewidth);  in MI_ReadCache()
188             for (pp = &cache->valid; *pp && bitset; pp = &(*pp)->next)  in MI_ReadCache()
196                     p->next = cache->valid;  in MI_ReadCache()
197                     cache->valid = p;  in MI_ReadCache()
198                     pp = &cache->valid;  in MI_ReadCache()
203                         int     dst = (int)((p->offset << cache->pagewidth) - offset);  in MI_ReadCache()
225             WFSi_TouchCachePages(cache, head, bitset);  in MI_ReadCache()
247 void    MI_LoadCache(MICache *cache, MIDevice *device)  in MI_LoadCache()  argument
252         MICachePage *p = cache->loading;  in MI_LoadCache()
259                             (p->offset << cache->pagewidth),  in MI_LoadCache()
260                             (1UL << cache->pagewidth));  in MI_LoadCache()
264             cache->loading = p->next;  in MI_LoadCache()
265             p->next = cache->valid;  in MI_LoadCache()
266             cache->valid = p;  in MI_LoadCache()
267             ++cache->valid_total;  in MI_LoadCache()
268             ++cache->loading_total;  in MI_LoadCache()