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authorBecky Bruce2008-05-09 15:41:35 -0500
committerWolfgang Denk2008-06-03 18:03:03 +0200
commitd5b9b8cdb8b6eb3a8b0f5d9909d69ccc9c703ed9 (patch)
tree4106cf07a437b96478ba221a43c38e0697912d12
parentc148f24c15743a02e855636e6bed013bd121f7f2 (diff)
PPC: Add print_bats() to lib_ppc/bat_rw.c
This function prints the values of all the BAT register pairs - I needed this for debug earlier this week; adding it to lib_ppc so others can use it (and add it to reginfo commands if so desired). Signed-off-by: Becky Bruce <becky.bruce@freescale.com>
-rw-r--r--include/asm-ppc/mmu.h1
-rw-r--r--lib_ppc/bat_rw.c41
2 files changed, 42 insertions, 0 deletions
diff --git a/include/asm-ppc/mmu.h b/include/asm-ppc/mmu.h
index 59f17dec62f..050a7b64727 100644
--- a/include/asm-ppc/mmu.h
+++ b/include/asm-ppc/mmu.h
@@ -149,6 +149,7 @@ typedef enum {
extern int read_bat(ppc_bat_t bat, unsigned long *upper, unsigned long *lower);
extern int write_bat(ppc_bat_t bat, unsigned long upper, unsigned long lower);
+extern void print_bats(void);
#endif /* __ASSEMBLY__ */
diff --git a/lib_ppc/bat_rw.c b/lib_ppc/bat_rw.c
index 5f01a63f2af..8546333868d 100644
--- a/lib_ppc/bat_rw.c
+++ b/lib_ppc/bat_rw.c
@@ -183,3 +183,44 @@ int read_bat (ppc_bat_t bat, unsigned long *upper, unsigned long *lower)
return (0);
}
+
+void print_bats(void)
+{
+ printf("BAT registers:\n");
+
+ printf ("\tIBAT0L = 0x%08X ", mfspr (IBAT0L));
+ printf ("\tIBAT0U = 0x%08X\n", mfspr (IBAT0U));
+ printf ("\tDBAT0L = 0x%08X ", mfspr (DBAT0L));
+ printf ("\tDBAT0U = 0x%08X\n", mfspr (DBAT0U));
+ printf ("\tIBAT1L = 0x%08X ", mfspr (IBAT1L));
+ printf ("\tIBAT1U = 0x%08X\n", mfspr (IBAT1U));
+ printf ("\tDBAT1L = 0x%08X ", mfspr (DBAT1L));
+ printf ("\tDBAT1U = 0x%08X\n", mfspr (DBAT1U));
+ printf ("\tIBAT2L = 0x%08X ", mfspr (IBAT2L));
+ printf ("\tIBAT2U = 0x%08X\n", mfspr (IBAT2U));
+ printf ("\tDBAT2L = 0x%08X ", mfspr (DBAT2L));
+ printf ("\tDBAT2U = 0x%08X\n", mfspr (DBAT2U));
+ printf ("\tIBAT3L = 0x%08X ", mfspr (IBAT3L));
+ printf ("\tIBAT3U = 0x%08X\n", mfspr (IBAT3U));
+ printf ("\tDBAT3L = 0x%08X ", mfspr (DBAT3L));
+ printf ("\tDBAT3U = 0x%08X\n", mfspr (DBAT3U));
+
+#ifdef CONFIG_HIGH_BATS
+ printf ("\tIBAT4L = 0x%08X ", mfspr (IBAT4L));
+ printf ("\tIBAT4U = 0x%08X\n", mfspr (IBAT4U));
+ printf ("\tDBAT4L = 0x%08X ", mfspr (DBAT4L));
+ printf ("\tDBAT4U = 0x%08X\n", mfspr (DBAT4U));
+ printf ("\tIBAT5L = 0x%08X ", mfspr (IBAT5L));
+ printf ("\tIBAT5U = 0x%08X\n", mfspr (IBAT5U));
+ printf ("\tDBAT5L = 0x%08X ", mfspr (DBAT5L));
+ printf ("\tDBAT5U = 0x%08X\n", mfspr (DBAT5U));
+ printf ("\tIBAT6L = 0x%08X ", mfspr (IBAT6L));
+ printf ("\tIBAT6U = 0x%08X\n", mfspr (IBAT6U));
+ printf ("\tDBAT6L = 0x%08X ", mfspr (DBAT6L));
+ printf ("\tDBAT6U = 0x%08X\n", mfspr (DBAT6U));
+ printf ("\tIBAT7L = 0x%08X ", mfspr (IBAT7L));
+ printf ("\tIBAT7U = 0x%08X\n", mfspr (IBAT7U));
+ printf ("\tDBAT7L = 0x%08X ", mfspr (DBAT7L));
+ printf ("\tDBAT7U = 0x%08X\n", mfspr (DBAT7U));
+#endif
+}