3 * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
5 * SPDX-License-Identifier: GPL-2.0+
9 #include <asm/processor.h>
12 #include <linux/compiler.h>
14 #ifdef CONFIG_ADDR_MAP
18 DECLARE_GLOBAL_DATA_PTR;
20 int write_bat (ppc_bat_t bat, unsigned long upper, unsigned long lower)
22 __maybe_unused int batn = -1;
28 mtspr (DBAT0L, lower);
29 mtspr (DBAT0U, upper);
33 mtspr (IBAT0L, lower);
34 mtspr (IBAT0U, upper);
37 mtspr (DBAT1L, lower);
38 mtspr (DBAT1U, upper);
42 mtspr (IBAT1L, lower);
43 mtspr (IBAT1U, upper);
46 mtspr (DBAT2L, lower);
47 mtspr (DBAT2U, upper);
51 mtspr (IBAT2L, lower);
52 mtspr (IBAT2U, upper);
55 mtspr (DBAT3L, lower);
56 mtspr (DBAT3U, upper);
60 mtspr (IBAT3L, lower);
61 mtspr (IBAT3U, upper);
63 #ifdef CONFIG_HIGH_BATS
65 mtspr (DBAT4L, lower);
66 mtspr (DBAT4U, upper);
70 mtspr (IBAT4L, lower);
71 mtspr (IBAT4U, upper);
74 mtspr (DBAT5L, lower);
75 mtspr (DBAT5U, upper);
79 mtspr (IBAT5L, lower);
80 mtspr (IBAT5U, upper);
83 mtspr (DBAT6L, lower);
84 mtspr (DBAT6U, upper);
88 mtspr (IBAT6L, lower);
89 mtspr (IBAT6U, upper);
92 mtspr (DBAT7L, lower);
93 mtspr (DBAT7U, upper);
97 mtspr (IBAT7L, lower);
98 mtspr (IBAT7U, upper);
105 #ifdef CONFIG_ADDR_MAP
106 if ((gd->flags & GD_FLG_RELOC) && (batn >= 0)) {
108 if (!BATU_VALID(upper))
111 size = BATU_SIZE(upper);
112 addrmap_set_entry(BATU_VADDR(upper), BATL_PADDR(lower),
123 int read_bat (ppc_bat_t bat, unsigned long *upper, unsigned long *lower)
125 unsigned long register u;
126 unsigned long register l;
161 #ifdef CONFIG_HIGH_BATS
205 void print_bats(void)
207 printf("BAT registers:\n");
209 printf ("\tIBAT0L = 0x%08X ", mfspr (IBAT0L));
210 printf ("\tIBAT0U = 0x%08X\n", mfspr (IBAT0U));
211 printf ("\tDBAT0L = 0x%08X ", mfspr (DBAT0L));
212 printf ("\tDBAT0U = 0x%08X\n", mfspr (DBAT0U));
213 printf ("\tIBAT1L = 0x%08X ", mfspr (IBAT1L));
214 printf ("\tIBAT1U = 0x%08X\n", mfspr (IBAT1U));
215 printf ("\tDBAT1L = 0x%08X ", mfspr (DBAT1L));
216 printf ("\tDBAT1U = 0x%08X\n", mfspr (DBAT1U));
217 printf ("\tIBAT2L = 0x%08X ", mfspr (IBAT2L));
218 printf ("\tIBAT2U = 0x%08X\n", mfspr (IBAT2U));
219 printf ("\tDBAT2L = 0x%08X ", mfspr (DBAT2L));
220 printf ("\tDBAT2U = 0x%08X\n", mfspr (DBAT2U));
221 printf ("\tIBAT3L = 0x%08X ", mfspr (IBAT3L));
222 printf ("\tIBAT3U = 0x%08X\n", mfspr (IBAT3U));
223 printf ("\tDBAT3L = 0x%08X ", mfspr (DBAT3L));
224 printf ("\tDBAT3U = 0x%08X\n", mfspr (DBAT3U));
226 #ifdef CONFIG_HIGH_BATS
227 printf ("\tIBAT4L = 0x%08X ", mfspr (IBAT4L));
228 printf ("\tIBAT4U = 0x%08X\n", mfspr (IBAT4U));
229 printf ("\tDBAT4L = 0x%08X ", mfspr (DBAT4L));
230 printf ("\tDBAT4U = 0x%08X\n", mfspr (DBAT4U));
231 printf ("\tIBAT5L = 0x%08X ", mfspr (IBAT5L));
232 printf ("\tIBAT5U = 0x%08X\n", mfspr (IBAT5U));
233 printf ("\tDBAT5L = 0x%08X ", mfspr (DBAT5L));
234 printf ("\tDBAT5U = 0x%08X\n", mfspr (DBAT5U));
235 printf ("\tIBAT6L = 0x%08X ", mfspr (IBAT6L));
236 printf ("\tIBAT6U = 0x%08X\n", mfspr (IBAT6U));
237 printf ("\tDBAT6L = 0x%08X ", mfspr (DBAT6L));
238 printf ("\tDBAT6U = 0x%08X\n", mfspr (DBAT6U));
239 printf ("\tIBAT7L = 0x%08X ", mfspr (IBAT7L));
240 printf ("\tIBAT7U = 0x%08X\n", mfspr (IBAT7U));
241 printf ("\tDBAT7L = 0x%08X ", mfspr (DBAT7L));
242 printf ("\tDBAT7U = 0x%08X\n", mfspr (DBAT7U));