Merge branch 'master' of git://git.denx.de/u-boot-blackfin

1 files changed, 244 insertions, 0 deletions

diff --git a/board/bf537-stamp/post.c b/board/bf537-stamp/post.c
new file mode 100644
index 0000000..4e844ba
--- /dev/null
+++ b/board/bf537-stamp/post.c
@@ -0,0 +1,244 @@
+/*
+ * BF537-STAMP POST code
+ *
+ * Enter bugs at http://blackfin.uclinux.org/
+ *
+ * Copyright (c) 2005-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <config.h>
+#include <command.h>
+#include <asm/blackfin.h>
+
+#define POST_WORD_ADDR 0xFF903FFC
+
+/* Using sw10-PF5 as the hotkey */
+int post_hotkeys_pressed(void)
+{
+	int delay = 3;
+	int i;
+	unsigned short value;
+
+	*pPORTF_FER &= ~PF5;
+	*pPORTFIO_DIR &= ~PF5;
+	*pPORTFIO_INEN |= PF5;
+
+	printf("########Press SW10 to enter Memory POST########: %2d ", delay);
+	while (delay--) {
+		for (i = 0; i < 100; i++) {
+			value = *pPORTFIO & PF5;
+			if (value != 0) {
+				break;
+			}
+			udelay(10000);
+		}
+		printf("\b\b\b%2d ", delay);
+	}
+	printf("\b\b\b 0");
+	printf("\n");
+	if (value == 0)
+		return 0;
+	else {
+		printf("Hotkey has been pressed, Enter POST . . . . . .\n");
+		return 1;
+	}
+}
+
+void post_word_store(ulong a)
+{
+	volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
+	*save_addr = a;
+}
+
+ulong post_word_load(void)
+{
+	volatile ulong *save_addr = (volatile ulong *)POST_WORD_ADDR;
+	return *save_addr;
+}
+
+int uart_post_test(int flags)
+{
+	return 0;
+}
+
+#define BLOCK_SIZE 0x10000
+#define VERIFY_ADDR 0x2000000
+extern int erase_block_flash(int);
+extern int write_data(long lStart, long lCount, uchar * pnData);
+int flash_post_test(int flags)
+{
+	unsigned short *pbuf, *temp;
+	int offset, n, i;
+	int value = 0;
+	int result = 0;
+	printf("\n");
+	pbuf = (unsigned short *)VERIFY_ADDR;
+	temp = pbuf;
+	for (n = FLASH_START_POST_BLOCK; n < FLASH_END_POST_BLOCK; n++) {
+		offset = (n - 7) * BLOCK_SIZE;
+		printf("--------Erase   block:%2d..", n);
+		erase_block_flash(n);
+		printf("OK\r");
+		printf("--------Program block:%2d...", n);
+		write_data(CONFIG_SYS_FLASH_BASE + offset, BLOCK_SIZE, pbuf);
+		printf("OK\r");
+		printf("--------Verify  block:%2d...", n);
+		for (i = 0; i < BLOCK_SIZE; i += 2) {
+			if (*(unsigned short *)(CONFIG_SYS_FLASH_BASE + offset + i) !=
+			    *temp++) {
+				value = 1;
+				result = 1;
+			}
+		}
+		if (value)
+			printf("failed\n");
+		else
+			printf("OK		%3d%%\r",
+			       (int)(
+				     (n + 1 -
+				      FLASH_START_POST_BLOCK) *
+				     100 / (FLASH_END_POST_BLOCK -
+					    FLASH_START_POST_BLOCK)));
+
+		temp = pbuf;
+		value = 0;
+	}
+	printf("\n");
+	if (result)
+		return -1;
+	else
+		return 0;
+}
+
+/****************************************************
+ * LED1 ---- PF6	LED2 ---- PF7		    *
+ * LED3 ---- PF8	LED4 ---- PF9		    *
+ * LED5 ---- PF10	LED6 ---- PF11		    *
+ ****************************************************/
+int led_post_test(int flags)
+{
+	*pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
+	*pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
+	*pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
+	*pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
+	udelay(1000000);
+	printf("LED1 on");
+	*pPORTFIO |= PF6;
+	udelay(1000000);
+	printf("\b\b\b\b\b\b\b");
+	printf("LED2 on");
+	*pPORTFIO |= PF7;
+	udelay(1000000);
+	printf("\b\b\b\b\b\b\b");
+	printf("LED3 on");
+	*pPORTFIO |= PF8;
+	udelay(1000000);
+	printf("\b\b\b\b\b\b\b");
+	printf("LED4 on");
+	*pPORTFIO |= PF9;
+	udelay(1000000);
+	printf("\b\b\b\b\b\b\b");
+	printf("LED5 on");
+	*pPORTFIO |= PF10;
+	udelay(1000000);
+	printf("\b\b\b\b\b\b\b");
+	printf("lED6 on");
+	*pPORTFIO |= PF11;
+	printf("\b\b\b\b\b\b\b ");
+	return 0;
+}
+
+/************************************************
+ *  SW10 ---- PF5	SW11 ---- PF4		*
+ *  SW12 ---- PF3	SW13 ---- PF2		*
+ ************************************************/
+int button_post_test(int flags)
+{
+	int i, delay = 5;
+	unsigned short value = 0;
+	int result = 0;
+
+	*pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
+	*pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
+	*pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
+
+	printf("\n--------Press SW10: %2d ", delay);
+	while (delay--) {
+		for (i = 0; i < 100; i++) {
+			value = *pPORTFIO & PF5;
+			if (value != 0) {
+				break;
+			}
+			udelay(10000);
+		}
+		printf("\b\b\b%2d ", delay);
+	}
+	if (value != 0)
+		printf("\b\bOK");
+	else {
+		result = -1;
+		printf("\b\bfailed");
+	}
+
+	delay = 5;
+	printf("\n--------Press SW11: %2d ", delay);
+	while (delay--) {
+		for (i = 0; i < 100; i++) {
+			value = *pPORTFIO & PF4;
+			if (value != 0) {
+				break;
+			}
+			udelay(10000);
+		}
+		printf("\b\b\b%2d ", delay);
+	}
+	if (value != 0)
+		printf("\b\bOK");
+	else {
+		result = -1;
+		printf("\b\bfailed");
+	}
+
+	delay = 5;
+	printf("\n--------Press SW12: %2d ", delay);
+	while (delay--) {
+		for (i = 0; i < 100; i++) {
+			value = *pPORTFIO & PF3;
+			if (value != 0) {
+				break;
+			}
+			udelay(10000);
+		}
+		printf("\b\b\b%2d ", delay);
+	}
+	if (value != 0)
+		printf("\b\bOK");
+	else {
+		result = -1;
+		printf("\b\bfailed");
+	}
+
+	delay = 5;
+	printf("\n--------Press SW13: %2d ", delay);
+	while (delay--) {
+		for (i = 0; i < 100; i++) {
+			value = *pPORTFIO & PF2;
+			if (value != 0) {
+				break;
+			}
+			udelay(10000);
+		}
+		printf("\b\b\b%2d ", delay);
+	}
+	if (value != 0)
+		printf("\b\bOK");
+	else {
+		result = -1;
+		printf("\b\bfailed");
+	}
+	printf("\n");
+	return result;
+}