Lines Matching refs:start
30 * Cache range operations are initiated by writing the start and
33 * [start:end].
70 static inline void l2_clean_pa_range(unsigned long start, unsigned long end)
75 * Make sure 'start' and 'end' reference the same page, as
77 * the start address.
79 BUG_ON((start ^ end) >> PAGE_SHIFT);
81 va_start = l2_get_va(start);
82 va_end = va_start + (end - start);
101 static inline void l2_inv_pa_range(unsigned long start, unsigned long end)
106 * Make sure 'start' and 'end' reference the same page, as
108 * the start address.
110 BUG_ON((start ^ end) >> PAGE_SHIFT);
112 va_start = l2_get_va(start);
113 va_end = va_start + (end - start);
132 * inclusive start and end addresses.
139 static unsigned long calc_range_end(unsigned long start, unsigned long end)
143 BUG_ON(start & (CACHE_LINE_SIZE - 1));
147 * Try to process all cache lines between 'start' and 'end'.
156 if (range_end > start + MAX_RANGE_SIZE)
157 range_end = start + MAX_RANGE_SIZE;
162 if (range_end > (start | (PAGE_SIZE - 1)) + 1)
163 range_end = (start | (PAGE_SIZE - 1)) + 1;
168 static void feroceon_l2_inv_range(unsigned long start, unsigned long end)
173 if (start & (CACHE_LINE_SIZE - 1)) {
174 l2_clean_inv_pa(start & ~(CACHE_LINE_SIZE - 1));
175 start = (start | (CACHE_LINE_SIZE - 1)) + 1;
181 if (start < end && end & (CACHE_LINE_SIZE - 1)) {
187 * Invalidate all full cache lines between 'start' and 'end'.
189 while (start < end) {
190 unsigned long range_end = calc_range_end(start, end);
191 l2_inv_pa_range(start, range_end - CACHE_LINE_SIZE);
192 start = range_end;
198 static void feroceon_l2_clean_range(unsigned long start, unsigned long end)
205 start &= ~(CACHE_LINE_SIZE - 1);
207 while (start != end) {
208 unsigned long range_end = calc_range_end(start, end);
209 l2_clean_pa_range(start, range_end - CACHE_LINE_SIZE);
210 start = range_end;
217 static void feroceon_l2_flush_range(unsigned long start, unsigned long end)
219 start &= ~(CACHE_LINE_SIZE - 1);
221 while (start != end) {
222 unsigned long range_end = calc_range_end(start, end);
224 l2_clean_pa_range(start, range_end - CACHE_LINE_SIZE);
225 l2_inv_pa_range(start, range_end - CACHE_LINE_SIZE);
226 start = range_end;