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From: Warner Losh <imp@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Cc: 
Subject: PERFORCE change 105703 for review
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http://perforce.freebsd.org/chv.cgi?CH=105703

Change 105703 by imp@imp_lighthouse on 2006/09/05 22:34:21

	Load that thar FPGA

Affected files ...

.. //depot/projects/arm/src/sys/boot/arm/at91/boot2/boot2.c#11 edit

Differences ...

==== //depot/projects/arm/src/sys/boot/arm/at91/boot2/boot2.c#11 (text+ko) ====

@@ -186,6 +186,47 @@
     }
 }
 
+#ifdef BOOT_TSC
+#define TSC_FPGA
+#endif
+
+#ifdef TSC_FPGA
+#include "at91rm9200.h"
+#include "spi_flash.h"
+#include "fpga.h"
+
+#define FPGA_OFFSET  (15 * FLASH_PAGE_SIZE)
+#define FPGA_LEN     (212608)
+
+char buffer[FPGA_LEN];
+
+const struct fpga main_fpga = 
+{
+    AT91C_BASE_PIOB, AT91C_PIO_PB0,
+    AT91C_BASE_PIOC, AT91C_PIO_PC11,
+    AT91C_BASE_PIOB, AT91C_PIO_PB2,
+    AT91C_BASE_PIOC, AT91C_PIO_PC12
+};
+
+void
+fpga_load(void)
+{
+	int len, off, i, offset;
+	char *addr = buffer;
+
+	len = FPGA_LEN;
+	offset = FPGA_OFFSET;
+	for (i = 0; i < len; i+= FLASH_PAGE_SIZE) {
+		off = i + offset;
+		SPI_ReadFlash(off, addr + i, FLASH_PAGE_SIZE);
+	}
+	fpga_init(&main_fpga);
+	fpga_clear(&main_fpga);
+	fpga_write_bytes(&main_fpga, addr, len);
+	fpga_done(&main_fpga);
+}
+#endif
+
 int
 main(void)
 {
@@ -195,6 +236,12 @@
     if (kname[0])
 	printf("bss not zero\r\n");
 
+#ifdef TSC_FPGA
+	SPI_InitFlash();
+	printf("Loading FPGA...");
+	fpga_load();
+	printf("done\r\n");
+#endif
     EMAC_Init();
     sdcard_init();
     EMAC_SetMACAddress(mac);