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authorWolfgang Denk <wd@denx.de>2009-07-13 23:33:16 +0200
committerWolfgang Denk <wd@denx.de>2009-07-13 23:33:16 +0200
commit116a0a544d13de12105ffb3cd8b19603db5def36 (patch)
treeca198dc86e4ad1f311c80ed14319ca7bd113125e
parentd821f38022b72dc6ef8d9cf8fe4ad55acaff856e (diff)
parented540f07b8ad86909704e9806c1762462cb4995a (diff)
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Merge branch 'master' of git://git.denx.de/u-boot-blackfin
-rw-r--r--include/configs/blackstamp.h9
-rw-r--r--include/configs/cm-bf561.h5
-rw-r--r--lib_blackfin/Makefile1
-rw-r--r--lib_blackfin/cmd_cache_dump.c145
4 files changed, 155 insertions, 5 deletions
diff --git a/include/configs/blackstamp.h b/include/configs/blackstamp.h
index 1e4c716..887f3fb 100644
--- a/include/configs/blackstamp.h
+++ b/include/configs/blackstamp.h
@@ -83,10 +83,9 @@
#endif
#define CONFIG_ENV_IS_IN_SPI_FLASH
-#define CONFIG_ENV_OFFSET 0x4000
+#define CONFIG_ENV_OFFSET 0x40000
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_ENV_SECT_SIZE 0x40000
-#define ENV_IS_EMBEDDED_CUSTOM
/*
* SDRAM settings & memory map
@@ -245,9 +244,9 @@
* Serial Flash Infomation
*/
#define CONFIG_BFIN_SPI
-/* For the M25P64 SCK Should be Kept < 20Mhz */
-#define CONFIG_ENV_SPI_MAX_HZ 20000000
-#define CONFIG_SF_DEFAULT_SPEED 20000000
+/* For the M25P64 SCK Should be Kept < 15Mhz */
+#define CONFIG_ENV_SPI_MAX_HZ 15000000
+#define CONFIG_SF_DEFAULT_SPEED 15000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_STMICRO
diff --git a/include/configs/cm-bf561.h b/include/configs/cm-bf561.h
index 53a2580..1153f11 100644
--- a/include/configs/cm-bf561.h
+++ b/include/configs/cm-bf561.h
@@ -60,8 +60,13 @@
* Network Settings
*/
#define ADI_CMDS_NETWORK 1
+/* The next 2 lines are for use with DEV-BF5xx */
#define CONFIG_DRIVER_SMC91111 1
#define CONFIG_SMC91111_BASE 0x28000300
+/* The next 3 lines are for use with EXT-BF5xx-USB-ETH2 */
+/* #define CONFIG_DRIVER_SMC911X 1 */
+/* #define CONFIG_DRIVER_SMC911X_BASE 0x24080000 // AMS1 */
+/* #define CONFIG_DRIVER_SMC911X_32_BIT 1 */
#define CONFIG_HOSTNAME cm-bf561
/* Uncomment next line to use fixed MAC address */
/* #define CONFIG_ETHADDR 02:80:ad:20:31:cf */
diff --git a/lib_blackfin/Makefile b/lib_blackfin/Makefile
index e32ecc9..4bdf6d3 100644
--- a/lib_blackfin/Makefile
+++ b/lib_blackfin/Makefile
@@ -40,6 +40,7 @@ COBJS-y += board.o
COBJS-y += boot.o
COBJS-y += cache.o
COBJS-y += clocks.o
+COBJS-$(CONFIG_CMD_CACHE_DUMP) += cmd_cache_dump.o
COBJS-y += muldi3.o
COBJS-$(CONFIG_POST) += post.o tests.o
COBJS-y += string.o
diff --git a/lib_blackfin/cmd_cache_dump.c b/lib_blackfin/cmd_cache_dump.c
new file mode 100644
index 0000000..de5840e
--- /dev/null
+++ b/lib_blackfin/cmd_cache_dump.c
@@ -0,0 +1,145 @@
+/*
+ * U-boot - cmd_cache_dump.c
+ *
+ * Copyright (c) 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <config.h>
+#include <common.h>
+#include <command.h>
+
+#include <asm/blackfin.h>
+#include <asm/mach-common/bits/mpu.h>
+
+static int check_limit(const char *type, size_t start_limit, size_t end_limit, size_t start, size_t end)
+{
+ if (start >= start_limit && start <= end_limit && \
+ end <= end_limit && end >= start_limit && \
+ start <= end)
+ return 0;
+
+ printf("%s limit violation: %zu <= (user:%zu) <= (user:%zu) <= %zu\n",
+ type, start_limit, start, end, end_limit);
+ return 1;
+}
+
+int do_icache_dump(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ int cache_status = icache_status();
+
+ if (cache_status)
+ icache_disable();
+
+ uint32_t cmd_base, tag, cache_upper, cache_lower;
+
+ size_t way, way_start = 0, way_end = 3;
+ size_t sbnk, sbnk_start = 0, sbnk_end = 3;
+ size_t set, set_start = 0, set_end = 31;
+ size_t dw;
+
+ if (argc > 1) {
+ way_start = way_end = simple_strtoul(argv[1], NULL, 10);
+ if (argc > 2) {
+ sbnk_start = sbnk_end = simple_strtoul(argv[2], NULL, 10);
+ if (argc > 3)
+ set_start = set_end = simple_strtoul(argv[3], NULL, 10);
+ }
+ }
+
+ if (check_limit("way", 0, 3, way_start, way_end) || \
+ check_limit("subbank", 0, 3, sbnk_start, sbnk_end) || \
+ check_limit("set", 0, 31, set_start, set_end))
+ return 1;
+
+ puts("Way:Subbank:Set: [valid-tag lower upper] {invalid-tag lower upper}...\n");
+
+ for (way = way_start; way <= way_end; ++way) {
+ for (sbnk = sbnk_start; sbnk <= sbnk_end; ++sbnk) {
+ for (set = set_start; set <= set_end; ++set) {
+ printf("%zu:%zu:%2zu: ", way, sbnk, set);
+ for (dw = 0; dw < 4; ++dw) {
+ if (ctrlc())
+ return 1;
+
+ cmd_base = \
+ (way << 26) | \
+ (sbnk << 16) | \
+ (set << 5) | \
+ (dw << 3);
+
+ /* first read the tag */
+ bfin_write_ITEST_COMMAND(cmd_base | 0x0);
+ SSYNC();
+ tag = bfin_read_ITEST_DATA0();
+ printf("%c%08x ", (tag & 0x1 ? ' ' : '{'), tag);
+
+ /* grab the data at this loc */
+ bfin_write_ITEST_COMMAND(cmd_base | 0x4);
+ SSYNC();
+ cache_lower = bfin_read_ITEST_DATA0();
+ cache_upper = bfin_read_ITEST_DATA1();
+ printf("%08x %08x%c ", cache_lower, cache_upper, (tag & 0x1 ? ' ' : '}'));
+ }
+ puts("\n");
+ }
+ }
+ }
+
+ if (cache_status)
+ icache_enable();
+
+ return 0;
+}
+
+U_BOOT_CMD(icache_dump, 4, 0, do_icache_dump,
+ "icache_dump - dump current instruction cache\n",
+ "[way] [subbank] [set]");
+
+int do_dcache_dump(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ u32 way, bank, subbank, set;
+ u32 status, addr;
+ u32 dmem_ctl = bfin_read_DMEM_CONTROL();
+
+ for (bank = 0; bank < 2; ++bank) {
+ if (!(dmem_ctl & (1 << (DMC1_P - bank))))
+ continue;
+
+ for (way = 0; way < 2; ++way)
+ for (subbank = 0; subbank < 4; ++subbank) {
+ printf("%i:%i:%i:\t", bank, way, subbank);
+ for (set = 0; set < 64; ++set) {
+
+ if (ctrlc())
+ return 1;
+
+ /* retrieve a cache tag */
+ bfin_write_DTEST_COMMAND(
+ way << 26 |
+ bank << 23 |
+ subbank << 16 |
+ set << 5
+ );
+ CSYNC();
+ status = bfin_read_DTEST_DATA0();
+
+ /* construct the address using the tag */
+ addr = (status & 0xFFFFC800) | (subbank << 12) | (set << 5);
+
+ /* show it */
+ if (set && !(set % 4))
+ puts("\n\t");
+ printf("%c%08x%c%08x%c ", (status & 0x1 ? '[' : '{'), status, (status & 0x2 ? 'd' : ' '), addr, (status & 0x1 ? ']' : '}'));
+ }
+ puts("\n");
+ }
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(dcache_dump, 4, 0, do_dcache_dump,
+ "dcache_dump - dump current data cache\n",
+ "[bank] [way] [subbank] [set]");