ARM: Fix for broken compilation when defining
CONFIG_CMD_ELF caused by missing dcache
status/enable/disable functions.
Signed-off-by: Hugo Villeneuve <[EMAIL PROTECTED]>
---
cpu/arm926ejs/cpu.c | 51 +++++++++++++++++++++++++++++---------
include/configs/davinci_sffsdr.h | 1 +
2 files changed, 40 insertions(+), 12 deletions(-)
diff --git a/cpu/arm926ejs/cpu.c b/cpu/arm926ejs/cpu.c
index 722732e..56c6289 100644
--- a/cpu/arm926ejs/cpu.c
+++ b/cpu/arm926ejs/cpu.c
@@ -134,25 +134,52 @@ int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char
*argv[])
return (0);
}
-void icache_enable (void)
+/* cache_bit must be either C1_IC or C1_DC */
+static void cache_enable(uint32_t cache_bit)
{
- ulong reg;
+ uint32_t reg;
- reg = read_p15_c1 (); /* get control reg. */
- cp_delay ();
- write_p15_c1 (reg | C1_IC);
+ reg = read_p15_c1(); /* get control reg. */
+ cp_delay();
+ write_p15_c1(reg | cache_bit);
}
-void icache_disable (void)
+/* cache_bit must be either C1_IC or C1_DC */
+static void cache_disable(uint32_t cache_bit)
{
- ulong reg;
+ uint32_t reg;
- reg = read_p15_c1 ();
- cp_delay ();
- write_p15_c1 (reg & ~C1_IC);
+ reg = read_p15_c1();
+ cp_delay();
+ write_p15_c1(reg & ~cache_bit);
}
-int icache_status (void)
+void icache_enable(void)
{
- return (read_p15_c1 () & C1_IC) != 0;
+ cache_enable(C1_IC);
+}
+
+void icache_disable(void)
+{
+ cache_disable(C1_IC);
+}
+
+int icache_status(void)
+{
+ return (read_p15_c1() & C1_IC) != 0;
+}
+
+void dcache_enable(void)
+{
+ cache_enable(C1_DC);
+}
+
+void dcache_disable(void)
+{
+ cache_disable(C1_DC);
+}
+
+int dcache_status(void)
+{
+ return (read_p15_c1() & C1_DC) != 0;
}
diff --git a/include/configs/davinci_sffsdr.h b/include/configs/davinci_sffsdr.h
index 0e49e6c..7c860e5 100644
--- a/include/configs/davinci_sffsdr.h
+++ b/include/configs/davinci_sffsdr.h
@@ -137,6 +137,7 @@
#define CONFIG_CMD_SAVES
#define CONFIG_CMD_NAND
#define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_ELF /* Needed to load Integrity kernel. */
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_SETGETDCR
-------------------------------------------------------------------------
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