[Blackfin]PATCH-1/2]: Remove obsolete blackfin port and add bf533 platform support

1 files changed, 435 insertions, 0 deletions

diff --git a/lib_blackfin/post.c b/lib_blackfin/post.c
new file mode 100644
index 0000000000..0e76026adf
--- /dev/null
+++ b/lib_blackfin/post.c
@@ -0,0 +1,435 @@
+/*
+ * (C) Copyright 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <console.h>
+#include <watchdog.h>
+#include <post.h>
+
+#ifdef CONFIG_LOGBUFFER
+#include <logbuff.h>
+#endif
+
+#ifdef CONFIG_POST
+
+#define POST_MAX_NUMBER		32
+
+#define BOOTMODE_MAGIC	0xDEAD0000
+
+int post_init_f(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+	int res = 0;
+	unsigned int i;
+
+	for (i = 0; i < post_list_size; i++) {
+		struct post_test *test = post_list + i;
+
+		if (test->init_f && test->init_f()) {
+			res = -1;
+		}
+	}
+
+	gd->post_init_f_time = post_time_ms(0);
+	if (!gd->post_init_f_time) {
+		printf
+		    ("post/post.c: post_time_ms seems not to be implemented\n");
+	}
+
+	return res;
+}
+
+void post_bootmode_init(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+	int bootmode = post_bootmode_get(0);
+	int newword;
+
+	if (post_hotkeys_pressed() && !(bootmode & POST_POWERTEST)) {
+		newword = BOOTMODE_MAGIC | POST_SLOWTEST;
+	} else if (bootmode == 0) {
+		newword = BOOTMODE_MAGIC | POST_POWERON;
+	} else if (bootmode == POST_POWERON || bootmode == POST_SLOWTEST) {
+		newword = BOOTMODE_MAGIC | POST_NORMAL;
+	} else {
+		/* Use old value */
+		newword = post_word_load() & ~POST_COLDBOOT;
+	}
+
+	if (bootmode == 0) {
+		/* We are booting after power-on */
+		newword |= POST_COLDBOOT;
+	}
+
+	post_word_store(newword);
+
+	/* Reset activity record */
+	gd->post_log_word = 0;
+}
+
+int post_bootmode_get(unsigned int *last_test)
+{
+	unsigned long word = post_word_load();
+	int bootmode;
+
+	if ((word & 0xFFFF0000) != BOOTMODE_MAGIC) {
+		return 0;
+	}
+
+	bootmode = word & 0x7F;
+
+	if (last_test && (bootmode & POST_POWERTEST)) {
+		*last_test = (word >> 8) & 0xFF;
+	}
+
+	return bootmode;
+}
+
+/* POST tests run before relocation only mark status bits .... */
+static void post_log_mark_start(unsigned long testid)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+	gd->post_log_word |= (testid) << 16;
+}
+
+static void post_log_mark_succ(unsigned long testid)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+	gd->post_log_word |= testid;
+}
+
+/* ... and the messages are output once we are relocated */
+void post_output_backlog(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+	int j;
+
+	for (j = 0; j < post_list_size; j++) {
+		if (gd->post_log_word & (post_list[j].testid << 16)) {
+			post_log("POST %s ", post_list[j].cmd);
+			if (gd->post_log_word & post_list[j].testid)
+				post_log("PASSED\n");
+			else {
+				post_log("FAILED\n");
+#ifdef CONFIG_SHOW_BOOT_PROGRESS
+				show_boot_progress(-31);
+#endif
+			}
+		}
+	}
+}
+
+static void post_bootmode_test_on(unsigned int last_test)
+{
+	unsigned long word = post_word_load();
+
+	word |= POST_POWERTEST;
+
+	word |= (last_test & 0xFF) << 8;
+
+	post_word_store(word);
+}
+
+static void post_bootmode_test_off(void)
+{
+	unsigned long word = post_word_load();
+
+	word &= ~POST_POWERTEST;
+
+	post_word_store(word);
+}
+
+static void post_get_flags(int *test_flags)
+{
+	int flag[] = { POST_POWERON, POST_NORMAL, POST_SLOWTEST };
+	char *var[] = { "post_poweron", "post_normal", "post_slowtest" };
+	int varnum = sizeof(var) / sizeof(var[0]);
+	char list[128];		/* long enough for POST list */
+	char *name;
+	char *s;
+	int last;
+	int i, j;
+
+	for (j = 0; j < post_list_size; j++) {
+		test_flags[j] = post_list[j].flags;
+	}
+
+	for (i = 0; i < varnum; i++) {
+		if (getenv_r(var[i], list, sizeof(list)) <= 0)
+			continue;
+
+		for (j = 0; j < post_list_size; j++) {
+			test_flags[j] &= ~flag[i];
+		}
+
+		last = 0;
+		name = list;
+		while (!last) {
+			while (*name && *name == ' ')
+				name++;
+			if (*name == 0)
+				break;
+			s = name + 1;
+			while (*s && *s != ' ')
+				s++;
+			if (*s == 0)
+				last = 1;
+			else
+				*s = 0;
+
+			for (j = 0; j < post_list_size; j++) {
+				if (strcmp(post_list[j].cmd, name) == 0) {
+					test_flags[j] |= flag[i];
+					break;
+				}
+			}
+
+			if (j == post_list_size) {
+				printf("No such test: %s\n", name);
+			}
+
+			name = s + 1;
+		}
+	}
+
+	for (j = 0; j < post_list_size; j++) {
+		if (test_flags[j] & POST_POWERON) {
+			test_flags[j] |= POST_SLOWTEST;
+		}
+	}
+}
+
+static int post_run_single(struct post_test *test,
+			   int test_flags, int flags, unsigned int i)
+{
+	if ((flags & test_flags & POST_ALWAYS) &&
+	    (flags & test_flags & POST_MEM)) {
+		WATCHDOG_RESET();
+
+		if (!(flags & POST_REBOOT)) {
+			if ((test_flags & POST_REBOOT)
+			    && !(flags & POST_MANUAL)) {
+				post_bootmode_test_on(i);
+			}
+
+			if (test_flags & POST_PREREL)
+				post_log_mark_start(test->testid);
+			else
+				post_log("POST %s ", test->cmd);
+		}
+
+		if (test_flags & POST_PREREL) {
+			if ((*test->test) (flags) == 0)
+				post_log_mark_succ(test->testid);
+		} else {
+			if ((*test->test) (flags) != 0) {
+				post_log("FAILED\n");
+#ifdef CONFIG_SHOW_BOOT_PROGRESS
+				show_boot_progress(-32);
+#endif
+			} else
+				post_log("PASSED\n");
+		}
+
+		if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) {
+			post_bootmode_test_off();
+		}
+
+		return 0;
+	} else {
+		return -1;
+	}
+}
+
+int post_run(char *name, int flags)
+{
+	unsigned int i;
+	int test_flags[POST_MAX_NUMBER];
+
+	post_get_flags(test_flags);
+
+	if (name == NULL) {
+		unsigned int last;
+
+		if (post_bootmode_get(&last) & POST_POWERTEST) {
+			if (last < post_list_size &&
+			    (flags & test_flags[last] & POST_ALWAYS) &&
+			    (flags & test_flags[last] & POST_MEM)) {
+
+				post_run_single(post_list + last,
+						test_flags[last],
+						flags | POST_REBOOT, last);
+
+				for (i = last + 1; i < post_list_size; i++) {
+					post_run_single(post_list + i,
+							test_flags[i],
+							flags, i);
+				}
+			}
+		} else {
+			for (i = 0; i < post_list_size; i++) {
+				post_run_single(post_list + i,
+						test_flags[i], flags, i);
+			}
+		}
+
+		return 0;
+	} else {
+		for (i = 0; i < post_list_size; i++) {
+			if (strcmp(post_list[i].cmd, name) == 0)
+				break;
+		}
+
+		if (i < post_list_size) {
+			return post_run_single(post_list + i,
+					       test_flags[i], flags, i);
+		} else {
+			return -1;
+		}
+	}
+}
+
+static int post_info_single(struct post_test *test, int full)
+{
+	if (test->flags & POST_MANUAL) {
+		if (full)
+			printf("%s - %s\n"
+			       "  %s\n", test->cmd, test->name, test->desc);
+		else
+			printf("  %-15s - %s\n", test->cmd, test->name);
+
+		return 0;
+	} else {
+		return -1;
+	}
+}
+
+int post_info(char *name)
+{
+	unsigned int i;
+
+	if (name == NULL) {
+		for (i = 0; i < post_list_size; i++) {
+			post_info_single(post_list + i, 0);
+		}
+
+		return 0;
+	} else {
+		for (i = 0; i < post_list_size; i++) {
+			if (strcmp(post_list[i].cmd, name) == 0)
+				break;
+		}
+
+		if (i < post_list_size) {
+			return post_info_single(post_list + i, 1);
+		} else {
+			return -1;
+		}
+	}
+}
+
+int post_log(char *format, ...)
+{
+	va_list args;
+	uint i;
+	char printbuffer[CFG_PBSIZE];
+
+	va_start(args, format);
+
+	/* For this to work, printbuffer must be larger than
+	 * anything we ever want to print.
+	 */
+	i = vsprintf(printbuffer, format, args);
+	va_end(args);
+
+#ifdef CONFIG_LOGBUFFER
+	/* Send to the logbuffer */
+	logbuff_log(printbuffer);
+#else
+	/* Send to the stdout file */
+	puts(printbuffer);
+#endif
+
+	return 0;
+}
+
+void post_reloc(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+	unsigned int i;
+
+	/*
+	 * We have to relocate the test table manually
+	 */
+	for (i = 0; i < post_list_size; i++) {
+		ulong addr;
+		struct post_test *test = post_list + i;
+
+		if (test->name) {
+			addr = (ulong) (test->name) + gd->reloc_off;
+			test->name = (char *)addr;
+		}
+
+		if (test->cmd) {
+			addr = (ulong) (test->cmd) + gd->reloc_off;
+			test->cmd = (char *)addr;
+		}
+
+		if (test->desc) {
+			addr = (ulong) (test->desc) + gd->reloc_off;
+			test->desc = (char *)addr;
+		}
+
+		if (test->test) {
+			addr = (ulong) (test->test) + gd->reloc_off;
+			test->test = (int (*)(int flags))addr;
+		}
+
+		if (test->init_f) {
+			addr = (ulong) (test->init_f) + gd->reloc_off;
+			test->init_f = (int (*)(void))addr;
+		}
+
+		if (test->reloc) {
+			addr = (ulong) (test->reloc) + gd->reloc_off;
+			test->reloc = (void (*)(void))addr;
+
+			test->reloc();
+		}
+	}
+}
+
+/*
+ * Some tests (e.g. SYSMON) need the time when post_init_f started,
+ * but we cannot use get_timer() at this point.
+ *
+ * On PowerPC we implement it using the timebase register.
+ */
+unsigned long post_time_ms(unsigned long base)
+{
+	return (unsigned long)get_ticks() / (get_tbclk() / CFG_HZ) - base;
+}
+
+#endif				/* CONFIG_POST */